configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [5.3.0],
   5         [http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
   6
   7 AC_CONFIG_SRCDIR([README.md])
   8 AC_CONFIG_MACRO_DIR([m4])
   9 AC_CANONICAL_SYSTEM
  10 AC_CANONICAL_HOST
  11
  12 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
  13 # The extra brackets are to foil regex-based scans.
  14 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
  15
  16 AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar no-dist-gzip foreign subdir-objects]
  17                  m4_esyscmd([case `automake --version | head -n 1` in    # parallel-tests is default in automake 1.13+, we need to explicitly enable it
  18                              *1.11*|*1.12*) echo parallel-tests;;        # for 1.11 and 1.12 but not below as those versions don't recognize the flag
  19                              esac]))                                     # TODO: remove this hack once we require automake 1.11+
  20
  21 AC_CONFIG_HEADERS([config.h])
  22 AM_MAINTAINER_MODE
  23
  24 API_VER=2.0
  25 AC_SUBST(API_VER)
  26
  27 AC_PROG_LN_S
  28
  29 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  30
  31 MONO_VERSION_MAJOR=`echo $VERSION | cut -d . -f 1`
  32 MONO_VERSION_MINOR=`echo $VERSION | cut -d . -f 2`
  33 MONO_VERSION_BUILD=`echo $VERSION | cut -d . -f 3`
  34
  35 # This is the version number of the corlib-runtime interface. When
  36 # making changes to this interface (by changing the layout
  37 # of classes the runtime knows about, changing icall signature or
  38 # semantics etc), increment this variable.
  39 #
  40 # This can be reset to 0 when Mono's version number is bumped
  41 # since it's part of the corlib version (the prefix '1' in the full
  42 # version number is to ensure the number isn't treated as octal in C)
  43 MONO_CORLIB_COUNTER=2
  44 MONO_CORLIB_VERSION=`printf "1%02d%02d%02d%03d" $MONO_VERSION_MAJOR $MONO_VERSION_MINOR $MONO_VERSION_BUILD $MONO_CORLIB_COUNTER`
  45
  46 AC_DEFINE_UNQUOTED(MONO_CORLIB_VERSION,$MONO_CORLIB_VERSION,[Version of the corlib-runtime interface])
  47 AC_SUBST(MONO_CORLIB_VERSION)
  48
  49 case $host_os in
  50 *cygwin* )
  51                  echo "Run configure using ./configure --host=i686-pc-mingw32"
  52                  exit 1
  53 esac
  54
  55 # In case of cygwin, override LN_S, irrespective of what it determines.
  56 # The build uses cygwin, but the actual runtime doesn't.
  57 case $host_os in
  58 *cygwin* ) LN_S='cp -p';;
  59 esac
  60
  61 #
  62 # libgc defaults
  63 #
  64 libgc_configure_args=
  65
  66 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  67 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  68 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  69 CFLAGS_FOR_LIBGC=$CFLAGS
  70 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  71 CFLAGS_FOR_EGLIB=$CFLAGS
  72 CPPFLAGS_FOR_BTLS=$CPPFLAGS
  73 CFLAGS_FOR_BTLS=$CFLAGS
  74
  75 # libgc uses some deprecated APIs
  76 CFLAGS_FOR_LIBGC="$CFLAGS -Wno-deprecated-declarations"
  77
  78 #
  79 # These are the flags that need to be stored in the mono.pc file for
  80 # compiling code that will embed Mono
  81 #
  82 libmono_cflags=""
  83 libmono_ldflags=""
  84 AC_SUBST(libmono_cflags)
  85 AC_SUBST(libmono_ldflags)
  86
  87 # Variable to have relocatable .pc files (lib, or lib64)
  88 # realpath isn't always available, and requires that all but the tip of the provided
  89 # path exists. Fall back to the old behaviour, but realpath allows depth >1
  90 # e.g. Debian puts Mono in /usr/bin and libs in /usr/lib/x86_64-linux-gnu/ which is
  91 # too deep for the old method to work
  92 reloc_libdir=`realpath --relative-to=${prefix} ${libdir} 2> /dev/null || basename ${libdir}`
  93 AC_SUBST(reloc_libdir)
  94
  95 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  96 need_link_unlink=no
  97
  98 #Set to extra linker flags to be passed to the runtime binaries (mono /mono-sgen)
  99 extra_runtime_ldflags=""
 100
 101 # Thread configuration inspired by sleepycat's db
 102 AC_MSG_CHECKING([host platform characteristics])
 103 libgc_threads=no
 104 has_dtrace=no
 105 parallel_mark=yes
 106 ikvm_native=yes
 107
 108 host_win32=no
 109 target_win32=no
 110 platform_android=no
 111 host_darwin=no
 112 case "$host" in
 113         *-mingw*|*-*-cygwin*)
 114                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
 115                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
 116                 host_win32=yes
 117                 mono_cv_clang=no
 118                 if test "x$cross_compiling" = "xno"; then
 119                         if test "x$host" = "x$build" -a "x$host" = "x$target"; then
 120                                 target_win32=yes
 121                         fi
 122                 else
 123                         if test "x$host" = "x$target"; then
 124                                 target_win32=yes
 125                         fi
 126                 fi
 127                 HOST_CC="gcc"
 128                 # Windows Vista or later is required
 129                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0600 -D_WIN32_WINNT=0x0600 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 130                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32 -liphlpapi"
 131                 libmono_cflags="-mms-bitfields -mwindows"
 132                 libmono_ldflags="-mms-bitfields -mwindows"
 133                 libdl=
 134                 libgc_threads=win32
 135                 with_sigaltstack=no
 136                 with_tls=pthread
 137                 with_sgen_default_concurrent=yes
 138                 LN_S=cp
 139                 # This forces libgc to use the DllMain based thread registration code on win32
 140                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 141                 ;;
 142         *-*-*netbsd*)
 143                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 144                 libmono_cflags="-D_REENTRANT"
 145                 LDFLAGS="$LDFLAGS -pthread"
 146                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 147                 libmono_ldflags="-pthread"
 148                 need_link_unlink=yes
 149                 libdl="-ldl"
 150                 libgc_threads=pthreads
 151                 with_sigaltstack=no
 152                 use_sigposix=yes
 153                 with_sgen_default_concurrent=yes
 154                 ;;
 155         *-*-kfreebsd*-gnu)
 156                 CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP -DUSE_MUNMAP -DTHREAD_LOCAL_ALLOC -pthread"
 157                 libmono_cflags="-D_REENTRANT -DTHREAD_LOCAL_ALLOC -pthread"
 158                 libmono_ldflags="-lpthread -pthread"
 159                 libdl="-ldl"
 160                 libgc_threads=pthreads
 161                 need_link_unlink=yes
 162                 with_sigaltstack=no
 163                 use_sigposix=yes
 164                 with_sgen_default_concurrent=yes
 165                 ;;
 166         *-*-*freebsd*)
 167                 if test "x$PTHREAD_CFLAGS" = "x"; then
 168                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 169                         libmono_cflags=
 170                 else
 171                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 172                         libmono_cflags="$PTHREAD_CFLAGS"
 173                 fi
 174                 if test "x$PTHREAD_LIBS" = "x"; then
 175                         LDFLAGS="$LDFLAGS -pthread -L/usr/local/lib"
 176                         libmono_ldflags="-pthread"
 177                 else
 178                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS -L/usr/local/lib"
 179                         libmono_ldflags="$PTHREAD_LIBS"
 180                 fi
 181                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 182                 need_link_unlink=yes
 183                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 184                 libdl=
 185                 libgc_threads=pthreads
 186                 use_sigposix=yes
 187                 has_dtrace=yes
 188                 with_sgen_default_concurrent=yes
 189                 ;;
 190         *-*-*openbsd*)
 191                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 192                 if test "x$disable_munmap" != "xyes"; then
 193                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 194                 fi
 195                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 196                 LDFLAGS="$LDFLAGS -pthread"
 197                 need_link_unlink=yes
 198                 AC_DEFINE(PTHREAD_POINTER_ID)
 199                 libdl=
 200                 libgc_threads=pthreads
 201                 with_sigaltstack=no
 202                 use_sigposix=yes
 203                 with_sgen_default_concurrent=yes
 204                 ;;
 205         *-*-linux-android*)
 206                 platform_android=yes
 207                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 208                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 209
 210                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 211                 if test "x$disable_munmap" != "xyes"; then
 212                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 213                 fi
 214                 libmono_cflags="-D_REENTRANT"
 215                 libdl="-ldl"
 216                 libgc_threads=pthreads
 217                 use_sigposix=yes
 218
 219                 with_tls=pthread
 220                 with_sigaltstack=no
 221                 with_static_mono=no
 222
 223                 # Android doesn't support boehm, as it's missing <link.h>
 224                 support_boehm=no
 225                 with_gc=sgen
 226
 227                 # isinf(3) requires -lm; see isinf check below
 228                 LDFLAGS="$LDFLAGS -lm"
 229
 230                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 231                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 232                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 233                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 234                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 235
 236                 # to bypass the underscore linker check, can't work when cross-compiling
 237                 mono_cv_uscore=yes
 238                 mono_cv_clang=no
 239                 ;;
 240         *-*-linux*)
 241                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 242                 if test "x$disable_munmap" != "xyes"; then
 243                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 244                 fi
 245                 libmono_cflags="-D_REENTRANT"
 246                 libdl="-ldl"
 247                 libgc_threads=pthreads
 248                 use_sigposix=yes
 249                 if test "x$cross_compiling" != "xno"; then
 250                         # to bypass the underscore linker check, not
 251                         # available during cross-compilation
 252                         mono_cv_uscore=no
 253                 fi
 254                 case "$host" in
 255                 aarch64-*)
 256                         support_boehm=no
 257                         with_gc=sgen
 258                         ;;
 259                 powerpc*-*-linux*)
 260                         # https://bugzilla.novell.com/show_bug.cgi?id=504411
 261                         disable_munmap=yes
 262                         ;;
 263                 esac
 264                 with_sgen_default_concurrent=yes
 265                 ;;
 266         *-*-nacl*)
 267                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 268                 if test "x$disable_munmap" != "xyes"; then
 269                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 270                 fi
 271                 libmono_cflags="-D_REENTRANT"
 272                 libdl=
 273                 libgc_threads=pthreads
 274                 use_sigposix=yes
 275                 ikvm_native=no
 276                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 277                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 278                 ;;
 279         *-*-hpux*)
 280                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 281                 # +ESdbgasm only valid on bundled cc on RISC
 282                 # silently ignored for ia64
 283                 if test $GCC != "yes"; then
 284                         CFLAGS="$CFLAGS +ESdbgasm"
 285                         # Arrange for run-time dereferencing of null
 286                         # pointers to produce a SIGSEGV signal.
 287                         LDFLAGS="$LDFLAGS -z"
 288                 fi
 289                 CFLAGS="$CFLAGS +ESdbgasm"
 290                 LDFLAGS="$LDFLAGS -z"
 291                 libmono_cflags="-D_REENTRANT"
 292                 libmono_ldflags="-lpthread"
 293                 libgc_threads=pthreads
 294                 need_link_unlink=yes
 295                 use_sigposix=yes
 296                 ;;
 297         *-*-solaris*)
 298                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 299                 need_link_unlink=yes
 300                 libmono_cflags="-D_REENTRANT"
 301                 libgc_threads=pthreads
 302                 has_dtrace=yes
 303                 use_sigposix=yes
 304                 enable_solaris_tar_check=yes
 305                 ;;
 306         *-*-darwin*)
 307                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 308                 host_darwin=yes
 309                 target_mach=yes
 310                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 311                 libmono_cflags="-D_THREAD_SAFE"
 312                 need_link_unlink=yes
 313                 AC_DEFINE(PTHREAD_POINTER_ID)
 314                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 315                 libdl=
 316                 libgc_threads=pthreads
 317                 has_dtrace=yes
 318                 if test "x$cross_compiling" = "xyes"; then
 319                         has_broken_apple_cpp=yes
 320                 fi
 321                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 322                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 323                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 324                 case "$host" in
 325                         dnl Snow Leopard and newer config.guess reports as this
 326                         i*86-*-darwin*)
 327                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE"
 328                                 BROKEN_DARWIN_CPPFLAGS="-D_XOPEN_SOURCE"
 329                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_CPPFLAGS"
 330                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 331                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 332                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 333                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_CPPFLAGS"
 334                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 335                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_CPPFLAGS"
 336                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 337                                 with_sgen_default_concurrent=yes
 338                                 ;;
 339                         x*64-*-darwin*)
 340                                 with_sgen_default_concurrent=yes
 341                                 ;;
 342                         arm*-darwin*)
 343                                 has_dtrace=no
 344                                 ;;
 345                 esac
 346                 ;;
 347         *-*-haiku*)
 348                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 349                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 350                 libdl=
 351                 LIBS="$LIBS -lnetwork -ltextencoding"
 352                 need_link_unlink=yes
 353                 AC_DEFINE(PTHREAD_POINTER_ID)
 354                 dnl Haiku does not support static TLS with __thread
 355                 with_tls=pthread
 356                 dnl Boehm is too much work to backport Haiku support for
 357                 support_boehm=no
 358                 libgc_threads=pthreads
 359                 use_sigposix=yes
 360                 ;;
 361         *)
 362                 AC_MSG_WARN([*** Please add $host to configure.ac checks!])
 363                 libdl="-ldl"
 364                 ;;
 365 esac
 366 AC_MSG_RESULT(ok)
 367
 368 if test x$need_link_unlink = xyes; then
 369    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 370 fi
 371
 372 if test x$host_win32 = xyes; then
 373    AC_DEFINE(HOST_WIN32, 1, [Host Platform is Win32])
 374 fi
 375
 376 if test x$target_win32 = xyes; then
 377    AC_DEFINE(TARGET_WIN32, 1, [Target Platform is Win32])
 378 fi
 379
 380 # Defined for all targets/platforms using classic Windows API support.
 381 AC_DEFINE(HAVE_CLASSIC_WINAPI_SUPPORT, 1, [Use classic Windows API support])
 382 AC_DEFINE(HAVE_UWP_WINAPI_SUPPORT, 0, [Don't use UWP Windows API support])
 383
 384 AC_SUBST(extra_runtime_ldflags)
 385 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 386 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 387 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 388 AM_CONDITIONAL(PLATFORM_DARWIN, test x$host_darwin = xyes)
 389 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 390 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 391
 392 if test -z "$PLATFORM_DARWIN_TRUE"; then :
 393 PLATFORM_AOT_SUFFIX=.dylib
 394 fi
 395
 396 if test -z "$PLATFORM_LINUX_TRUE"; then :
 397 PLATFORM_AOT_SUFFIX=.so
 398 fi
 399
 400 if test -z "$HOST_WIN32_TRUE"; then :
 401 PLATFORM_AOT_SUFFIX=.dll
 402 fi
 403
 404 AC_SUBST(PLATFORM_AOT_SUFFIX)
 405
 406 ## PLATFORM_AOT_SUFFIX not so simple for windows :-)
 407
 408 AC_CHECK_TOOL(CC, gcc, gcc)
 409 AC_PROG_CC
 410 AC_CHECK_TOOL(CXX, g++, g++)
 411 AC_PROG_CXX
 412 AM_PROG_AS
 413 AC_PROG_INSTALL
 414 AC_PROG_AWK
 415 AM_PROG_CC_C_O
 416 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 417 : ${CCAS='$(CC)'}
 418 # Set ASFLAGS if not already set.
 419 : ${CCASFLAGS='$(CFLAGS)'}
 420 AC_SUBST(CCAS)
 421 AC_SUBST(CCASFLAGS)
 422
 423 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 424 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 425 if test "x$CXX" = "xg++"; then
 426         if test "x$GXX" != "xyes"; then
 427                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 428                 # are inside automake conditionals
 429                 AC_MSG_ERROR([You need to install g++])
 430         fi
 431 fi
 432
 433 dnl may require a specific autoconf version
 434 dnl AC_PROG_CC_FOR_BUILD
 435 dnl CC_FOR_BUILD not automatically detected
 436 CC_FOR_BUILD=$CC
 437 CFLAGS_FOR_BUILD=$CFLAGS
 438 BUILD_EXEEXT=
 439 if test "x$cross_compiling" = "xyes"; then
 440         CC_FOR_BUILD=cc
 441         CFLAGS_FOR_BUILD=
 442         BUILD_EXEEXT=""
 443 fi
 444 AC_SUBST(CC_FOR_BUILD)
 445 AC_SUBST(CFLAGS_FOR_BUILD)
 446 AC_SUBST(HOST_CC)
 447 AC_SUBST(BUILD_EXEEXT)
 448
 449 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 450 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 451
 452 # Set STDC_HEADERS
 453 AC_HEADER_STDC
 454 AC_LIBTOOL_WIN32_DLL
 455 # This causes monodis to not link correctly
 456 #AC_DISABLE_FAST_INSTALL
 457
 458 #lookup makedev() header
 459 AC_HEADER_MAJOR
 460
 461 AM_PROG_LIBTOOL
 462 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 463 DOLT
 464
 465 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 466 AC_SUBST(export_ldflags)
 467
 468 # Test whenever ld supports -version-script
 469 AC_PROG_LD
 470 AC_PROG_LD_GNU
 471
 472 AM_ICONV()
 473
 474 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h sys/utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h sys/mkdev.h sys/uio.h sys/param.h sys/sysctl.h libproc.h sys/prctl.h)
 475 AC_CHECK_HEADERS(sys/param.h sys/socket.h sys/ipc.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h asm/sigcontext.h sys/inotify.h arpa/inet.h complex.h unwind.h)
 476 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 477                   [], [], [#include <stddef.h>
 478                   #include <sys/socket.h>
 479                   #include <linux/socket.h>])
 480
 481 AC_CHECK_HEADERS(sys/user.h, [], [],
 482 [
 483 #ifdef HAVE_SYS_PARAM_H
 484 # include <sys/param.h>
 485 #endif
 486 ])
 487
 488 AC_CHECK_HEADERS(linux/serial.h)
 489
 490 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 491 if test x$have_zlib = xyes; then
 492    AC_TRY_COMPILE([#include <zlib.h>], [
 493    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 494    return 0;
 495    #else
 496    #error No good zlib found
 497    #endif
 498    ],[
 499         AC_MSG_RESULT(Using system zlib)
 500         zlib_msg="system zlib"
 501         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 502    ],[
 503         AC_MSG_RESULT(Using embedded zlib)
 504         have_zlib=no
 505         zlib_msg="bundled zlib"
 506    ])
 507 fi
 508
 509 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 510 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 511
 512 # for mono/metadata/debug-symfile.c
 513 AC_CHECK_HEADERS(elf.h)
 514
 515 # for support
 516 AC_CHECK_HEADERS(poll.h)
 517 AC_CHECK_HEADERS(sys/poll.h)
 518 AC_CHECK_HEADERS(sys/wait.h)
 519 AC_CHECK_HEADERS(grp.h)
 520 AC_CHECK_HEADERS(syslog.h)
 521
 522 # for mono/dis
 523 AC_CHECK_HEADERS(wchar.h)
 524 AC_CHECK_HEADERS(ieeefp.h)
 525 AC_MSG_CHECKING(for isinf)
 526 AC_TRY_LINK([#include <math.h>], [
 527         int f = isinf (1.0);
 528 ], [
 529         AC_MSG_RESULT(yes)
 530         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 531 ], [
 532         # We'll have to use signals
 533         AC_MSG_RESULT(no)
 534 ])
 535 # mingw
 536 AC_CHECK_FUNCS(_finite, , AC_MSG_CHECKING(for _finite in math.h)
 537         AC_TRY_LINK([#include <math.h>],
 538         [ _finite(0.0); ],
 539         AC_DEFINE(HAVE__FINITE, 1, [Have _finite in -lm]) AC_MSG_RESULT(yes),
 540         AC_MSG_RESULT(no)))
 541
 542 # for Linux statfs support
 543 AC_CHECK_HEADERS(linux/magic.h)
 544
 545 # not 64 bit clean in cross-compile
 546 AC_CHECK_SIZEOF(void *, 4)
 547
 548 AC_CACHE_CHECK([for clang],
 549         mono_cv_clang,[
 550         AC_TRY_COMPILE([], [
 551                 #ifdef __clang__
 552                 #else
 553                 #error "FAILED"
 554                 #endif
 555                 return 0;
 556         ],
 557         [mono_cv_clang=yes],
 558         [mono_cv_clang=no],
 559         [])
 560 ])
 561
 562 AC_ARG_ENABLE(visibility-hidden,
 563 [  --disable-visibility-hidden    disable usage of -fvisiblity=hidden],
 564    disable_visibility_hidden=yes, disable_visibility_hidden=no)
 565
 566 WARN=''
 567 if test x"$GCC" = xyes; then
 568         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch -Wno-switch-enum -Wno-unused-value -Wno-attributes -Wno-format-zero-length'
 569
 570                 # We require C99 with some GNU extensions, e.g. `linux` macro
 571                 CFLAGS="$CFLAGS -std=gnu99"
 572
 573                 # The runtime code does not respect ANSI C strict aliasing rules
 574                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 575
 576                 # We rely on signed overflow to behave
 577                 CFLAGS="$CFLAGS -fwrapv"
 578
 579                 CFLAGS="$CFLAGS -DMONO_DLL_EXPORT"
 580                 if test x"$disable_visibility_hidden" = xno; then
 581                    # Don't export any symbols by default
 582                    SHARED_CFLAGS="-fvisibility=hidden"
 583                    CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -fvisibility=hidden"
 584                    CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
 585                 fi
 586
 587                 ORIG_CFLAGS=$CFLAGS
 588                 # Check for the normal version, since gcc ignores unknown -Wno options
 589                 CFLAGS="$CFLAGS -Wunused-but-set-variable -Werror"
 590                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 591                 AC_TRY_COMPILE([],[
 592                                 return 0;
 593                 ], [
 594                    AC_MSG_RESULT(yes)
 595                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 596                 ], [
 597                    AC_MSG_RESULT(no)
 598                    CFLAGS=$ORIG_CFLAGS
 599                 ])
 600
 601                 if test "x$mono_cv_clang" = "xyes"; then
 602                    # https://bugzilla.samba.org/show_bug.cgi?id=8118
 603                    WARN="$WARN -Qunused-arguments"
 604                    WARN="$WARN -Wno-unused-function -Wno-tautological-compare -Wno-parentheses-equality -Wno-self-assign -Wno-return-stack-address -Wno-constant-logical-operand"
 605                    # We rely on zero length arrays in structs
 606                    WARN="$WARN -Wno-zero-length-array"
 607                 fi
 608 else
 609         # The Sun Forte compiler complains about inline functions that access static variables
 610         # so disable all inlining.
 611         case "$host" in
 612         *-*-solaris*)
 613                 CFLAGS="$CFLAGS -Dinline="
 614                 ;;
 615         esac
 616 fi
 617 CFLAGS="$CFLAGS -g $WARN"
 618 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 619 CPPFLAGS="$CPPFLAGS -g $WARN"
 620
 621 # Where's the 'mcs' source tree?
 622 if test -d $srcdir/mcs; then
 623   mcsdir=mcs
 624 else
 625   mcsdir=../mcs
 626 fi
 627
 628 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 629         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 630                 mcsdir=$with_mcs_path
 631         fi
 632 )
 633
 634 AC_ARG_WITH(jumptables, [  --with-jumptables=yes,no      enable/disable support for jumptables (ARM-only for now) (defaults to no)],[],[with_jumptables=no])
 635
 636 #
 637 # A sanity check to catch cases where the package was unpacked
 638 # with an ancient tar program (Solaris)
 639 #
 640 AC_ARG_ENABLE(solaris-tar-check,
 641 [  --disable-solaris-tar-check    disable solaris tar check],
 642    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 643
 644 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 645         AC_MSG_CHECKING(integrity of package)
 646         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 647         then
 648                 AC_MSG_RESULT(ok)
 649         else
 650                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 651                 AC_MSG_ERROR([$errorm])
 652         fi
 653 fi
 654
 655 if test "x$with_mcs_path" != "x"; then
 656 mcs_topdir=$(cd "$mcsdir" && pwd)
 657 mcs_topdir_from_srcdir=$mcs_topdir
 658 else
 659 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 660 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 661 fi
 662
 663 # Convert mcs_topdir* paths to Windows syntax.
 664 if test x$cross_compiling$host_win32 = xnoyes; then
 665   mcs_topdir=$(cygpath -m $mcs_topdir)
 666   case $mcs_topdir_from_srcdir in
 667     /cygdrive/*)
 668         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 669         ;;
 670   esac
 671 fi
 672
 673 AC_SUBST([mcs_topdir])
 674 AC_SUBST([mcs_topdir_from_srcdir])
 675
 676 # gettext: prepare the translation directories.
 677 # we do not configure the full gettext, as we consume it dynamically from C#
 678 AM_PO_SUBDIRS
 679
 680 if test "x$USE_NLS" = "xyes"; then
 681    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 682
 683    if test "x$HAVE_MSGFMT" = "xno"; then
 684           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 685    fi
 686 fi
 687
 688 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 689
 690 pkg_config_path=
 691 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 692         if test x$with_crosspkgdir = "x"; then
 693                 if test -s $PKG_CONFIG_PATH; then
 694                         pkg_config_path=$PKG_CONFIG_PATH
 695                 fi
 696         else
 697                 pkg_config_path=$with_crosspkgdir
 698                 PKG_CONFIG_PATH=$pkg_config_path
 699                 export PKG_CONFIG_PATH
 700         fi
 701 )
 702
 703 AC_ARG_ENABLE(werror, [  --enable-werror Pass -Werror to the C compiler], werror_flag=$enableval, werror_flag=no)
 704 if test x$werror_flag = xyes; then
 705         WERROR_CFLAGS="-Werror"
 706 fi
 707 AC_SUBST([WERROR_CFLAGS])
 708 AC_SUBST([SHARED_CFLAGS])
 709
 710 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 711 AC_CONFIG_SUBDIRS(eglib)
 712
 713 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 714 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 715
 716 AC_SUBST(GLIB_CFLAGS)
 717 AC_SUBST(GLIB_LIBS)
 718
 719 # Enable support for fast thread-local storage
 720 # Some systems have broken support, so we allow to disable it.
 721 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 722
 723 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 724 # This does not work on some platforms (bug #55253)
 725 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 726
 727 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 728 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 729 # Same as --with-shared_mono=no
 730 AC_ARG_ENABLE(libraries, [  --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
 731
 732 if test "x$enable_static" = "xno"; then
 733    with_static_mono=no
 734 fi
 735
 736 if test "x$enable_shared" = "xno"; then
 737    with_shared_mono=no
 738 fi
 739
 740 if test "x$enable_libraries" = "xno"; then
 741    with_shared_mono=no
 742 fi
 743
 744 AM_CONDITIONAL(DISABLE_LIBRARIES, test x$enable_libraries = xno)
 745
 746 case $host in
 747 *nacl* ) with_shared_mono=yes;;
 748 esac
 749
 750 if test "x$host_win32" = "xyes"; then
 751    # Boehm GC requires the runtime to be in its own dll
 752    with_static_mono=no
 753 fi
 754
 755 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 756 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 757 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 758
 759 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 760 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 761         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 762         ORIG_CFLAGS=$CFLAGS
 763         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 764         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 765         AC_TRY_COMPILE([], [
 766                 return 0;
 767         ], [
 768            AC_MSG_RESULT(yes)
 769            # Pass it to libgc as well
 770            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 771         ], [
 772            AC_MSG_RESULT(no)
 773            CFLAGS=$ORIG_CFLAGS
 774         ])
 775 fi
 776
 777 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 778
 779 if test x$enable_small_config = xyes; then
 780         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 781         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 782 fi
 783
 784 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=default)
 785
 786 DISABLED_FEATURES=none
 787 csc_compiler=default
 788 endian=unknown
 789 AC_C_BIGENDIAN([endian=big],[endian=little],[endian=unknown])
 790 AC_MSG_CHECKING([CSharp compiler to use])
 791 AC_ARG_WITH(csc, [  --with-csc=mcs,roslyn,default      Configures the CSharp compiler to use],[
 792    if test x$withval = xmcs; then
 793        csc_compiler=mcs
 794    elif test x$withval = xroslyn; then
 795        csc_compiler=roslyn
 796    elif test x$withval = xdefault; then
 797        :
 798    else
 799        AC_MSG_ERROR([You must supply one of "mcs", "roslyn" or "default" to the --with-csc option])
 800    fi
 801 ],[csc_compiler=default])
 802
 803 if test $csc_compiler = default; then
 804    if test $endian = big; then
 805       csc_compiler=mcs
 806    elif test $endian = little; then
 807       csc_compiler=roslyn
 808    else
 809       csc_compiler=mcs
 810    fi
 811 fi
 812 AC_MSG_RESULT($csc_compiler)
 813
 814 #
 815 # Set the build profiles and options before things which use them
 816 #
 817
 818 AC_ARG_WITH(profile4_x,          [  --with-profile4_x=yes,no            If you want to install the 4.x FX (defaults to yes)],                       [], [with_profile4_x=default])
 819 AC_ARG_WITH(monodroid,           [  --with-monodroid=yes,no             If you want to build the MonoDroid assemblies (defaults to no)],            [], [with_monodroid=default])
 820 AC_ARG_WITH(monotouch,           [  --with-monotouch=yes,no             If you want to build the Xamarin.iOS assemblies (defaults to no)],          [], [with_monotouch=default])
 821 AC_ARG_WITH(monotouch_watch,     [  --with-monotouch_watch=yes,no       If you want to build the Xamarin.WatchOS assemblies (defaults to no)],      [], [with_monotouch_watch=default])
 822 AC_ARG_WITH(monotouch_tv,        [  --with-monotouch_tv=yes,no          If you want to build the Xamarin.TVOS assemblies (defaults to no)],         [], [with_monotouch_tv=default])
 823 AC_ARG_WITH(bitcode,             [  --with-bitcode=yes,no               If bitcode is enabled (defaults to no)],                                    [], [with_bitcode=default])
 824 AC_ARG_WITH(xammac,              [  --with-xammac=yes,no                If you want to build the Xamarin.Mac assemblies (defaults to no)],          [], [with_xammac=default])
 825 AC_ARG_WITH(testing_aot_hybrid,  [  --with-testing_aot_hybrid=yes,no    If you want to build the testing_aot_hybrid assemblies (defaults to no)],   [], [with_testing_aot_hybrid=default])
 826 AC_ARG_WITH(testing_aot_full,    [  --with-testing_aot_full=yes,no      If you want to build the testing_aot_full assemblies (defaults to no)],     [], [with_testing_aot_full=default])
 827 AC_ARG_WITH(winaot,              [  --with-winaot=yes,no                If you want to build the Windows friendly AOT assemblies (defaults to no)], [], [with_winaot=default])
 828 AC_ARG_WITH(orbis,              [  --with-orbis=yes,no                  If you want to build the Orbis assemblies (defaults to no)], [], [with_orbis=default])
 829
 830
 831 AC_ARG_WITH(runtime_preset, [  --with-runtime_preset=net_4_x,all,aot,hybridaot,fullaot,bitcode   Which default profile to build (defaults to net_4_x)],  [], [with_runtime_preset=net_4_x])
 832
 833 dnl
 834 dnl Profile defaults
 835 dnl
 836 TEST_PROFILE=default
 837 enable_llvm_default=no
 838
 839 with_profile4_x_default=no
 840 with_monodroid_default=no
 841 with_monotouch_default=no
 842 with_monotouch_watch_default=no
 843 with_monotouch_tv_default=no
 844 with_xammac_default=no
 845 with_testing_aot_hybrid_default=no
 846 with_testing_aot_full_default=no
 847 with_winaot_default=no
 848 with_orbis_default=no
 849
 850 with_bitcode_default=no
 851 with_cooperative_gc_default=no
 852
 853 INVARIANT_AOT_OPTIONS=nimt-trampolines=2000,ntrampolines=8000,nrgctx-fetch-trampolines=256,ngsharedvt-trampolines=4000
 854
 855 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
 856    DISABLE_MCS_DOCS_default=yes
 857 elif test x$with_runtime_preset = xnet_4_x; then
 858    with_profile4_x_default=yes
 859 elif test x$with_runtime_preset = xall; then
 860    with_profile4_x_default=yes
 861    with_monodroid_default=yes
 862    with_monotouch_default=yes
 863    with_monotouch_watch_default=yes
 864    with_monotouch_tv_default=yes
 865    with_xammac_default=yes
 866    with_winaot_default=yes
 867    with_orbis_default=yes
 868 elif test x$with_runtime_preset = xfullaot; then
 869    DISABLE_MCS_DOCS_default=yes
 870    with_testing_aot_full_default=yes
 871    TEST_PROFILE=testing_aot_full
 872
 873    mono_feature_disable_com='yes'
 874    mono_feature_disable_remoting='yes'
 875    mono_feature_disable_reflection_emit_save='yes'
 876    mono_feature_disable_reflection_emit='yes'
 877    mono_feature_disable_appdomains='yes'
 878
 879    AOT_BUILD_FLAGS="--runtime=mobile -O=gsharedvt --aot=full,$INVARIANT_AOT_OPTIONS"
 880
 881    AOT_RUN_FLAGS="--runtime=mobile --full-aot"
 882 elif test x$with_runtime_preset = xbitcode; then
 883    DISABLE_MCS_DOCS_default=yes
 884    with_testing_aot_full_default=yes
 885    with_bitcode_default=yes
 886    with_cooperative_gc_default=yes
 887    TEST_PROFILE=testing_aot_full
 888    enable_llvm_default=yes
 889
 890    mono_feature_disable_com='yes'
 891    mono_feature_disable_remoting='yes'
 892    mono_feature_disable_reflection_emit_save='yes'
 893    mono_feature_disable_reflection_emit='yes'
 894    mono_feature_disable_appdomains='yes'
 895
 896    AOT_BUILD_FLAGS="--runtime=mobile --aot=llvmonly,$INVARIANT_AOT_OPTIONS"
 897    AOT_RUN_FLAGS="--runtime=mobile --llvmonly"
 898 elif test x$with_runtime_preset = xhybridaot; then
 899    DISABLE_MCS_DOCS_default=yes
 900    with_testing_aot_hybrid_default=yes
 901    TEST_PROFILE=testing_aot_hybrid
 902
 903    AOT_BUILD_FLAGS="--runtime=mobile --aot=hybrid,$INVARIANT_AOT_OPTIONS"
 904    AOT_RUN_FLAGS="--runtime=mobile --hybrid-aot"
 905 elif test x$with_runtime_preset = xaot; then
 906    with_profile4_x_default=yes
 907
 908    AOT_BUILD_FLAGS="--aot=$INVARIANT_AOT_OPTIONS"
 909    AOT_RUN_FLAGS=""
 910
 911    DISABLE_MCS_DOCS_default=yes
 912 elif test x$with_runtime_preset = xwinaot; then
 913    DISABLE_MCS_DOCS_default=yes
 914    with_winaot_default=yes
 915    TEST_PROFILE=winaot
 916
 917    mono_feature_disable_com='yes'
 918    mono_feature_disable_remoting='yes'
 919    mono_feature_disable_reflection_emit_save='yes'
 920    mono_feature_disable_reflection_emit='yes'
 921    mono_feature_disable_appdomains='yes'
 922
 923    AOT_BUILD_FLAGS="--runtime=mobile --aot=full,$INVARIANT_AOT_OPTIONS"
 924    AOT_RUN_FLAGS="--runtime=mobile --full-aot"
 925 elif test x$with_runtime_preset = xorbis; then
 926    DISABLE_MCS_DOCS_default=yes
 927    with_orbis_default=yes
 928    TEST_PROFILE=orbis
 929
 930    mono_feature_disable_com='yes'
 931    mono_feature_disable_remoting='yes'
 932    mono_feature_disable_reflection_emit_save='yes'
 933    mono_feature_disable_reflection_emit='yes'
 934    mono_feature_disable_appdomains='yes'
 935
 936    AOT_BUILD_FLAGS="--runtime=mobile --aot=full,$INVARIANT_AOT_OPTIONS"
 937    AOT_RUN_FLAGS="--runtime=mobile --full-aot"
 938 else
 939    with_profile4_x_default=yes
 940 fi
 941
 942 if test "x$AOT_BUILD_FLAGS" != "x"; then :
 943    AC_SUBST(AOT_BUILD_FLAGS)
 944    AC_SUBST(AOT_RUN_FLAGS)
 945    # For llvmonlycheck + fullaotcheck
 946    AC_SUBST(INVARIANT_AOT_OPTIONS)
 947 fi
 948
 949 AC_SUBST(TEST_PROFILE)
 950
 951 if test "x$with_profile4_x" = "xdefault"; then
 952    with_profile4_x=$with_profile4_x_default
 953 fi
 954 if test "x$with_monodroid" = "xdefault"; then
 955    with_monodroid=$with_monodroid_default
 956 fi
 957 if test "x$with_monotouch" = "xdefault"; then
 958    with_monotouch=$with_monotouch_default
 959 fi
 960 if test "x$with_monotouch_watch" = "xdefault"; then
 961    with_monotouch_watch=$with_monotouch_watch_default
 962 fi
 963 if test "x$with_monotouch_tv" = "xdefault"; then
 964    with_monotouch_tv=$with_monotouch_tv_default
 965 fi
 966 if test "x$with_bitcode" = "xdefault"; then
 967    with_bitcode=$with_bitcode_default
 968 fi
 969 if test "x$with_xammac" = "xdefault"; then
 970    with_xammac=$with_xammac_default
 971 fi
 972 if test "x$with_testing_aot_hybrid" = "xdefault"; then
 973    with_testing_aot_hybrid=$with_testing_aot_hybrid_default
 974 fi
 975 if test "x$with_testing_aot_full" = "xdefault"; then
 976    with_testing_aot_full=$with_testing_aot_full_default
 977 fi
 978 if test "x$with_winaot" = "xdefault"; then
 979    with_winaot=$with_winaot_default
 980 fi
 981 if test "x$with_orbis" = "xdefault"; then
 982    with_orbis=$with_orbis_default
 983 fi
 984
 985
 986 AM_CONDITIONAL(INSTALL_4_x, [test "x$with_profile4_x" = "xyes"])
 987 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
 988 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
 989 AM_CONDITIONAL(INSTALL_MONOTOUCH_WATCH, [test "x$with_monotouch_watch" != "xno"])
 990 AM_CONDITIONAL(INSTALL_MONOTOUCH_TV, [test "x$with_monotouch_tv" != "xno"])
 991 AM_CONDITIONAL(BITCODE, test "x$with_bitcode" = "xyes")
 992 AM_CONDITIONAL(INSTALL_XAMMAC, [test "x$with_xammac" != "xno"])
 993 AM_CONDITIONAL(INSTALL_TESTING_AOT_HYBRID, [test "x$with_testing_aot_hybrid" != "xno"])
 994 AM_CONDITIONAL(INSTALL_TESTING_AOT_FULL, [test "x$with_testing_aot_full" != "xno"])
 995 AM_CONDITIONAL(INSTALL_WINAOT, [test "x$with_winaot" != "xno"])
 996 AM_CONDITIONAL(INSTALL_ORBIS, [test "x$with_orbis" != "xno"])
 997 AM_CONDITIONAL(FULL_AOT_TESTS, [test "x$TEST_PROFILE" = "xtesting_aot_full"] || [test "x$TEST_PROFILE" = "xwinaot"] || [test "x$TEST_PROFILE" = "xorbis"])
 998 AM_CONDITIONAL(HYBRID_AOT_TESTS, [test "x$TEST_PROFILE" = "xtesting_aot_hybrid"])
 999
1000 default_profile=net_4_x
1001 if test -z "$INSTALL_MONODROID_TRUE"; then :
1002    default_profile=monodroid
1003 fi
1004 if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
1005    default_profile=monotouch
1006 fi
1007 if test -z "$INSTALL_XAMMAC_TRUE"; then :
1008    default_profile=xammac
1009 fi
1010 if test -z "$INSTALL_TESTING_AOT_HYBRID_TRUE"; then :
1011    default_profile=testing_aot_hybrid
1012 fi
1013 if test -z "$INSTALL_TESTING_AOT_FULL_TRUE"; then :
1014    default_profile=testing_aot_full
1015 fi
1016 if test -z "$INSTALL_WINAOT_TRUE"; then :
1017    default_profile=winaot
1018 fi
1019 if test -z "$INSTALL_ORBIS_TRUE"; then :
1020    default_profile=orbis
1021 fi
1022 if test -z "$INSTALL_4_x_TRUE"; then :
1023    default_profile=net_4_x
1024 fi
1025 DEFAULT_PROFILE=$default_profile
1026 AC_SUBST(DEFAULT_PROFILE)
1027
1028 #
1029 # End build profile configuration
1030 #
1031
1032 if test x$USE_NLS = xprofile_default; then
1033
1034         AC_MSG_CHECKING([NLS used])
1035
1036         # We make the default value for USE_NLS
1037         # "no" on OSX because it isn't available on most
1038         # default OSX installs. The most common configurations will
1039         # all disable it, so this saves us typing.
1040         if test x$host_darwin = xyes; then
1041                 USE_NLS=no;
1042         else
1043                 USE_NLS=yes;
1044         fi
1045
1046         AC_SUBST([USE_NLS])
1047         AC_MSG_RESULT([$USE_NLS])
1048 fi
1049
1050 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
1051      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug, appdomains, verifier,
1052      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, perfcounters, normalization, desktop_loader, shared_perfcounters, remoting,
1053          security, lldb, mdb, sgen_remset, sgen_marksweep_par, sgen_marksweep_fixed, sgen_marksweep_fixed_par, sgen_copying.],
1054 [
1055         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
1056                 eval "mono_feature_disable_$feature='yes'"
1057         done
1058         DISABLED_FEATURES=$enable_minimal
1059         disabled="Disabled:      $enable_minimal"
1060 ],[])
1061
1062 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
1063
1064 if test "x$mono_feature_disable_aot" = "xyes"; then
1065         AC_DEFINE(DISABLE_AOT, 1, [Disable AOT Compiler])
1066         enable_system_aot=no
1067         AC_MSG_NOTICE([Disabled AOT compiler])
1068 fi
1069
1070 if test "x$mono_feature_disable_profiler" = "xyes"; then
1071         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
1072         AC_MSG_NOTICE([Disabled support for the profiler])
1073 fi
1074 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
1075
1076 if test "x$mono_feature_disable_decimal" = "xyes"; then
1077         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
1078         AC_MSG_NOTICE([Disabled support for decimal])
1079 fi
1080
1081 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
1082         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
1083         AC_MSG_NOTICE([Disabled support for P/Invoke])
1084 fi
1085
1086 if test "x$mono_feature_disable_debug" = "xyes"; then
1087         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
1088         AC_MSG_NOTICE([Disabled support for runtime debugging])
1089 fi
1090
1091 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
1092         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
1093         mono_feature_disable_reflection_emit_save=yes
1094         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
1095 fi
1096
1097 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
1098         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
1099         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
1100 fi
1101
1102 if test "x$mono_feature_disable_large_code" = "xyes"; then
1103         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
1104         AC_MSG_NOTICE([Disabled support for large assemblies])
1105 fi
1106
1107 if test "x$mono_feature_disable_logging" = "xyes"; then
1108         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
1109         AC_MSG_NOTICE([Disabled support for logging])
1110 fi
1111
1112 if test "x$mono_feature_disable_com" = "xyes"; then
1113         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
1114         AC_MSG_NOTICE([Disabled COM support])
1115 fi
1116
1117 if test "x$mono_feature_disable_ssa" = "xyes"; then
1118         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
1119         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
1120 fi
1121
1122 if test "x$mono_feature_disable_generics" = "xyes"; then
1123         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
1124         AC_MSG_NOTICE([Disabled Generics Support])
1125 fi
1126
1127 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
1128         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
1129         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
1130 fi
1131
1132 if test "x$mono_feature_disable_portability" = "xyes"; then
1133         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
1134         AC_MSG_NOTICE([Disabled IO Portability layer])
1135 fi
1136
1137 if test "x$mono_feature_disable_attach" = "xyes"; then
1138         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
1139         AC_MSG_NOTICE([Disabled agent attach])
1140 fi
1141
1142 if test "x$mono_feature_disable_verifier" = "xyes"; then
1143         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
1144         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
1145 fi
1146
1147 if test "x$mono_feature_disable_jit" = "xyes"; then
1148         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
1149         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
1150 fi
1151
1152 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
1153
1154 if test "x$mono_feature_disable_simd" = "xyes"; then
1155         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
1156         AC_MSG_NOTICE([Disabled SIMD support])
1157 fi
1158
1159 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
1160         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
1161         AC_MSG_NOTICE([Disabled Soft Debugger.])
1162 fi
1163
1164 if test "x$mono_feature_disable_perfcounters" = "xyes"; then
1165         AC_DEFINE(DISABLE_PERFCOUNTERS, 1, [Disable Performance Counters.])
1166         AC_MSG_NOTICE([Disabled Performance Counters.])
1167 fi
1168 if test "x$mono_feature_disable_normalization" = "xyes"; then
1169         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
1170         AC_MSG_NOTICE([Disabled String normalization support.])
1171 fi
1172
1173 #TODO: remove assembly_remapping feature name once everyone is using desktop_loader
1174 if test "x$mono_feature_disable_assembly_remapping" = "xyes" || test "x$mono_feature_disable_desktop_loader" = "xyes"; then
1175         AC_DEFINE(DISABLE_DESKTOP_LOADER, 1, [Disable desktop assembly loader semantics.])
1176         AC_MSG_NOTICE([Disabled desktop assembly loader semantics.])
1177 fi
1178
1179 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
1180         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
1181         AC_MSG_NOTICE([Disabled Shared perfcounters.])
1182 fi
1183
1184 if test "x$mono_feature_disable_appdomains" = "xyes"; then
1185         AC_DEFINE(DISABLE_APPDOMAINS, 1, [Disable support for multiple appdomains.])
1186         AC_MSG_NOTICE([Disabled support for multiple appdomains.])
1187 fi
1188
1189 if test "x$mono_feature_disable_remoting" = "xyes"; then
1190         AC_DEFINE(DISABLE_REMOTING, 1, [Disable remoting support (This disables type proxies and make com non-functional)])
1191         AC_MSG_NOTICE([Disabled remoting])
1192 fi
1193
1194 if test "x$mono_feature_disable_security" = "xyes"; then
1195         AC_DEFINE(DISABLE_SECURITY, 1, [Disable CAS/CoreCLR security])
1196         AC_MSG_NOTICE([Disabled CAS/CoreCLR security manager (used e.g. for Moonlight)])
1197 fi
1198
1199 if test "x$mono_feature_disable_lldb" = "xyes"; then
1200         AC_DEFINE(DISABLE_LLDB, 1, [Disable support code for the LLDB plugin.])
1201         AC_MSG_NOTICE([Disabled LLDB plugin support code.])
1202 fi
1203
1204 if test "x$mono_feature_disable_mdb" = "xyes"; then
1205         AC_DEFINE(DISABLE_MDB, 1, [Disable support for .mdb symbol files.])
1206         AC_MSG_NOTICE([Disabled support for .mdb symbol files.])
1207 fi
1208
1209 if test "x$mono_feature_disable_sgen_remset" = "xyes"; then
1210         AC_DEFINE(DISABLE_SGEN_REMSET, 1, [Disable wbarrier=remset support in SGEN.])
1211         AC_MSG_NOTICE([Disabled wbarrier=remset support in SGEN.])
1212 fi
1213
1214 if test "x$mono_feature_disable_sgen_marksweep_par" = "xyes"; then
1215         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_PAR, 1, [Disable major=marksweep-par support in SGEN.])
1216         AC_MSG_NOTICE([Disabled major=marksweep-par support in SGEN.])
1217 fi
1218
1219 if test "x$mono_feature_disable_sgen_marksweep_fixed" = "xyes"; then
1220         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED, 1, [Disable major=marksweep-fixed support in SGEN.])
1221         AC_MSG_NOTICE([Disabled major=marksweep-fixed support in SGEN.])
1222 fi
1223
1224 if test "x$mono_feature_disable_sgen_marksweep_fixed_par" = "xyes"; then
1225         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED_PAR, 1, [Disable major=marksweep-fixed-par support in SGEN.])
1226         AC_MSG_NOTICE([Disabled major=marksweep-fixed-par support in SGEN.])
1227 fi
1228
1229 if test "x$mono_feature_disable_sgen_copying" = "xyes"; then
1230         AC_DEFINE(DISABLE_SGEN_MAJOR_COPYING, 1, [Disable major=copying support in SGEN.])
1231         AC_MSG_NOTICE([Disabled major=copying support in SGEN.])
1232 fi
1233
1234 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
1235 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
1236
1237 has_extension_module=no
1238 AC_ARG_ENABLE(extension-module, [  --enable-extension-module=LIST enable the core-extensions from LIST],
1239 [
1240         for extension in `echo "$enable_extension_module" | sed -e "s/,/ /g"`; do
1241                 if test x$extension = xdefault ; then
1242                         has_extension_module=yes;
1243                 fi
1244         done
1245         if test x$enable_extension_module = xyes; then
1246                 has_extension_module=yes;
1247         fi
1248 ], [])
1249
1250 AM_CONDITIONAL([HAS_EXTENSION_MODULE], [test x$has_extension_module != xno])
1251
1252 if test x$has_extension_module != xno ; then
1253         AC_DEFINE([ENABLE_EXTENSION_MODULE], 1, [Extension module enabled])
1254         AC_MSG_NOTICE([Enabling mono extension module.])
1255 fi
1256
1257 # Deprecated
1258 AC_ARG_ENABLE(gsharedvt, [  --enable-gsharedvt Enable generic valuetype sharing (Deprecated)], enable_gsharedvt=$enableval, enable_gsharedvt=no)
1259
1260 AC_MSG_CHECKING(for visibility __attribute__)
1261 AC_COMPILE_IFELSE([
1262         AC_LANG_SOURCE([[
1263                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
1264                 int main () { doit (); return 0; }
1265         ]])
1266 ], [
1267    have_visibility_hidden=yes
1268    AC_MSG_RESULT(yes)
1269 ], [
1270    have_visibility_hidden=no
1271    AC_MSG_RESULT(no)
1272 ])
1273
1274 dnl
1275 dnl Boehm GC configuration
1276 dnl
1277
1278 AC_ARG_WITH(libgc,   [  --with-libgc=included,none  Controls the Boehm GC config, default=included],[libgc=$with_gc],[libgc=included])
1279
1280 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
1281 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
1282
1283 if test "x$support_boehm" = "xyes"; then
1284
1285         AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables Boehm GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
1286         if test x$enable_parallel_mark = xyes; then
1287                 libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
1288         fi
1289
1290         gc_msg=""
1291         LIBGC_CPPFLAGS=
1292         LIBGC_LIBS=
1293         LIBGC_STATIC_LIBS=
1294         libgc_dir=
1295         case "x$libgc" in
1296                 xincluded)
1297                         if test "x$support_boehm" = "xyes"; then
1298                                 libgc_dir=libgc
1299                         fi
1300
1301                         LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
1302                         LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
1303                         LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
1304
1305                         BOEHM_DEFINES="-DHAVE_BOEHM_GC"
1306
1307                         if test x$target_win32 = xyes; then
1308                                 BOEHM_DEFINES="$BOEHM_DEFINES -DGC_NOT_DLL"
1309                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DGC_BUILD -DGC_NOT_DLL"
1310                         fi
1311
1312                         gc_msg="Included Boehm GC with typed GC"
1313                         if test x$enable_parallel_mark = xyes; then
1314                                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
1315                                 gc_msg="$gc_msg and parallel mark"
1316                         else
1317                                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
1318                         fi
1319                         ;;
1320
1321                 xboehm|xbohem|xyes)
1322                         AC_MSG_WARN("External Boehm is no longer supported")
1323                         ;;
1324
1325                 xsgen)
1326                         AC_MSG_WARN("Use --with-sgen instead, --with-libgc= controls Boehm configuration")
1327                         ;;
1328
1329                 xnone)
1330                         AC_MSG_WARN("Compiling mono without GC.")
1331                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
1332                         AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
1333                         gc_msg="none"
1334                         ;;
1335                 *)
1336                         AC_MSG_ERROR([Invalid argument to --with-libgc.])
1337                         ;;
1338         esac
1339
1340         AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
1341         if test "x$large_heap" = "xyes"; then
1342            CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
1343         fi
1344
1345         AC_SUBST(LIBGC_CPPFLAGS)
1346         AC_SUBST(LIBGC_LIBS)
1347         AC_SUBST(LIBGC_STATIC_LIBS)
1348         AC_SUBST(libgc_dir)
1349         AC_SUBST(BOEHM_DEFINES)
1350
1351 fi
1352
1353 dnl
1354 dnl End of Boehm GC Configuration
1355 dnl
1356
1357 dnl *************************************
1358 dnl *** Checks for zero length arrays ***
1359 dnl *************************************
1360 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1361 AC_TRY_COMPILE([
1362         struct s {
1363                 int  length;
1364                 char data [0];
1365         };
1366 ], [], [
1367         AC_MSG_RESULT(yes)
1368         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1369 ], [
1370         AC_MSG_RESULT(no)
1371         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1372 ])
1373
1374 AC_CHECK_HEADERS(nacl/nacl_dyncode.h)
1375
1376 dnl ***********************************
1377 dnl *** Checks for signals
1378 dnl ***********************************
1379 AC_CHECK_HEADERS(signal.h)
1380 AC_CHECK_FUNCS(sigaction)
1381 AC_CHECK_FUNCS(kill)
1382 AC_CHECK_FUNCS(signal)
1383
1384 # signal() is declared inline in Android headers
1385 # so we need to workaround it by overriding the check.
1386 if test x$platform_android = xyes; then
1387         AC_DEFINE(HAVE_SIGNAL,1)
1388 fi
1389
1390 if test x$host_win32 = xno; then
1391
1392         dnl hires monotonic clock support
1393         AC_SEARCH_LIBS(clock_gettime, rt)
1394         AC_CHECK_FUNCS(clock_nanosleep)
1395
1396         dnl dynamic loader support
1397         AC_CHECK_FUNC(dlopen, DL_LIB="",
1398                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1399         )
1400         if test x$dl_support = xno; then
1401                 AC_MSG_WARN([No dynamic loading support available])
1402         else
1403                 LIBS="$LIBS $DL_LIB"
1404                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1405                 dnl from glib's configure.ac
1406                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1407                         mono_cv_uscore,[
1408                         AC_TRY_RUN([#include <dlfcn.h>
1409                         int mono_underscore_test (void) { return 42; }
1410                         int main() {
1411                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1412                           handle = dlopen ((void*)0, 0);
1413                           if (handle) {
1414                             f1 = dlsym (handle, "mono_underscore_test");
1415                             f2 = dlsym (handle, "_mono_underscore_test");
1416                           } return (!f2 || f1);
1417                         }],
1418                                 [mono_cv_uscore=yes],
1419                                 [mono_cv_uscore=no],
1420                         [])
1421                 ])
1422                 if test "x$mono_cv_uscore" = "xyes"; then
1423                         MONO_DL_NEED_USCORE=1
1424                 else
1425                         MONO_DL_NEED_USCORE=0
1426                 fi
1427                 AC_SUBST(MONO_DL_NEED_USCORE)
1428                 AC_CHECK_FUNC(dlerror)
1429         fi
1430
1431         dnl ******************************************************************
1432         dnl *** Checks for the IKVM JNI interface library                  ***
1433         dnl ******************************************************************
1434         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=$ikvm_native])
1435
1436         ikvm_native_dir=
1437         if test x$with_ikvm_native = xyes; then
1438                 ikvm_native_dir=ikvm-native
1439                 jdk_headers_found="IKVM Native"
1440         fi
1441
1442         AC_SUBST(ikvm_native_dir)
1443
1444         AC_CHECK_HEADERS(execinfo.h)
1445
1446         AC_CHECK_HEADERS(sys/auxv.h sys/resource.h)
1447
1448         AC_CHECK_FUNCS(getgrgid_r)
1449         AC_CHECK_FUNCS(getgrnam_r)
1450         AC_CHECK_FUNCS(getresuid)
1451         AC_CHECK_FUNCS(setresuid)
1452         AC_CHECK_FUNCS(kqueue)
1453         AC_CHECK_FUNCS(backtrace_symbols)
1454         AC_CHECK_FUNCS(mkstemp)
1455         AC_CHECK_FUNCS(mmap)
1456         AC_CHECK_FUNCS(madvise)
1457         AC_CHECK_FUNCS(getrusage)
1458         AC_CHECK_FUNCS(getpriority)
1459         AC_CHECK_FUNCS(setpriority)
1460         AC_CHECK_FUNCS(dl_iterate_phdr)
1461         AC_CHECK_FUNCS(dladdr)
1462         AC_CHECK_FUNCS(sysconf)
1463         AC_CHECK_FUNCS(getrlimit)
1464         AC_CHECK_FUNCS(prctl)
1465
1466         AC_CHECK_FUNCS(sched_getaffinity)
1467         AC_CHECK_FUNCS(sched_setaffinity)
1468         AC_CHECK_FUNCS(sched_getcpu)
1469
1470         if test x$platform_android != xyes; then
1471                 AC_CHECK_FUNCS(getpwnam_r)
1472                 AC_CHECK_FUNCS(getpwuid_r)
1473         fi
1474
1475         dnl ****************************************************************
1476         dnl *** Check for sched_setaffinity from glibc versions before   ***
1477         dnl *** 2.3.4. The older versions of the function only take 2    ***
1478         dnl *** parameters, not 3.                                       ***
1479         dnl ***                                                          ***
1480         dnl *** Because the interface change was not made in a minor     ***
1481         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1482         dnl *** won't always indicate the interface sched_affinity has.  ***
1483         dnl ****************************************************************
1484         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1485         AC_TRY_COMPILE([#include <sched.h>], [
1486             int mask = 1;
1487             sched_setaffinity(0, &mask);
1488                         return 0;
1489         ], [
1490                 # Yes, we have it...
1491                 AC_MSG_RESULT(yes)
1492                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1493         ], [
1494                 # We have the new, three-parameter version
1495                 AC_MSG_RESULT(no)
1496         ])
1497         AC_TRY_COMPILE([#include <sched.h>], [
1498              CPU_COUNT((void *) 0);
1499         ], [
1500                 AC_MSG_RESULT(yes)
1501                 AC_DEFINE(GLIBC_HAS_CPU_COUNT, 1, [GLIBC has CPU_COUNT macro in sched.h])
1502         ], [
1503                 # We have the new, three-parameter version
1504                 AC_MSG_RESULT(no)
1505         ])
1506
1507         dnl ******************************************************************
1508         dnl *** Check for large file support                               ***
1509         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1510         dnl ******************************************************************
1511
1512         # Check that off_t can represent 2**63 - 1 correctly, working around
1513         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1514         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1515         large_offt=no
1516         AC_DEFUN([LARGE_FILES], [
1517                 large_CPPFLAGS=$CPPFLAGS
1518                 CPPFLAGS="$CPPFLAGS $1"
1519                 AC_TRY_COMPILE([
1520                         #include <sys/types.h>
1521                         #include <limits.h>
1522                 ], [
1523                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1524                         #define COMPILE_TIME_ASSERT(pred) \
1525                                 switch(0){case 0:case pred:;}
1526                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1527                 ], [
1528                         AC_MSG_RESULT(ok)
1529                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1530                         large_CPPFLAGS="$large_CPPFLAGS $1"
1531                         large_offt=yes
1532                 ], [
1533                         AC_MSG_RESULT(no)
1534                 ])
1535                 CPPFLAGS=$large_CPPFLAGS
1536         ])
1537
1538         AC_MSG_CHECKING(if off_t is 64 bits wide)
1539         LARGE_FILES("")
1540         if test $large_offt = no; then
1541                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1542                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1543         fi
1544         if test $large_offt = no; then
1545                 AC_MSG_WARN([No 64 bit file size support available])
1546         fi
1547
1548         dnl *****************************
1549         dnl *** Checks for libsocket  ***
1550         dnl *****************************
1551         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1552
1553         case "$host" in
1554                 *-*-*freebsd*)
1555                         dnl *****************************
1556                         dnl *** Checks for libinotify ***
1557                         dnl *****************************
1558                         AC_CHECK_LIB(inotify, inotify_init, LIBS="$LIBS -linotify")
1559         esac
1560
1561         dnl *******************************
1562         dnl *** Checks for MSG_NOSIGNAL ***
1563         dnl *******************************
1564         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1565         AC_TRY_COMPILE([#include <sys/socket.h>], [
1566                 int f = MSG_NOSIGNAL;
1567         ], [
1568                 # Yes, we have it...
1569                 AC_MSG_RESULT(yes)
1570                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1571         ], [
1572                 # We'll have to use signals
1573                 AC_MSG_RESULT(no)
1574         ])
1575
1576         dnl *****************************
1577         dnl *** Checks for IPPROTO_IP ***
1578         dnl *****************************
1579         AC_MSG_CHECKING(for IPPROTO_IP)
1580         AC_TRY_COMPILE([#include <netinet/in.h>], [
1581                 int level = IPPROTO_IP;
1582         ], [
1583                 # Yes, we have it...
1584                 AC_MSG_RESULT(yes)
1585                 AC_DEFINE(HAVE_IPPROTO_IP, 1, [Have IPPROTO_IP])
1586         ], [
1587                 # We'll have to use getprotobyname
1588                 AC_MSG_RESULT(no)
1589         ])
1590
1591         dnl *******************************
1592         dnl *** Checks for IPPROTO_IPV6 ***
1593         dnl *******************************
1594         AC_MSG_CHECKING(for IPPROTO_IPV6)
1595         AC_TRY_COMPILE([#include <netinet/in.h>], [
1596                 int level = IPPROTO_IPV6;
1597         ], [
1598                 # Yes, we have it...
1599                 AC_MSG_RESULT(yes)
1600                 AC_DEFINE(HAVE_IPPROTO_IPV6, 1, [Have IPPROTO_IPV6])
1601         ], [
1602                 # We'll have to use getprotobyname
1603                 AC_MSG_RESULT(no)
1604         ])
1605
1606         dnl ******************************
1607         dnl *** Checks for IPPROTO_TCP ***
1608         dnl ******************************
1609         AC_MSG_CHECKING(for IPPROTO_TCP)
1610         AC_TRY_COMPILE([#include <netinet/in.h>], [
1611                 int level = IPPROTO_TCP;
1612         ], [
1613                 # Yes, we have it...
1614                 AC_MSG_RESULT(yes)
1615                 AC_DEFINE(HAVE_IPPROTO_TCP, 1, [Have IPPROTO_TCP])
1616         ], [
1617                 # We'll have to use getprotobyname
1618                 AC_MSG_RESULT(no)
1619         ])
1620
1621         dnl *****************************
1622         dnl *** Checks for SOL_IP     ***
1623         dnl *****************************
1624         AC_MSG_CHECKING(for SOL_IP)
1625         AC_TRY_COMPILE([#include <netdb.h>], [
1626                 int level = SOL_IP;
1627         ], [
1628                 # Yes, we have it...
1629                 AC_MSG_RESULT(yes)
1630                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1631         ], [
1632                 # We'll have to use getprotobyname
1633                 AC_MSG_RESULT(no)
1634         ])
1635
1636         dnl *****************************
1637         dnl *** Checks for SOL_IPV6     ***
1638         dnl *****************************
1639         AC_MSG_CHECKING(for SOL_IPV6)
1640         AC_TRY_COMPILE([#include <netdb.h>], [
1641                 int level = SOL_IPV6;
1642         ], [
1643                 # Yes, we have it...
1644                 AC_MSG_RESULT(yes)
1645                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1646         ], [
1647                 # We'll have to use getprotobyname
1648                 AC_MSG_RESULT(no)
1649         ])
1650
1651         dnl *****************************
1652         dnl *** Checks for SOL_TCP    ***
1653         dnl *****************************
1654         AC_MSG_CHECKING(for SOL_TCP)
1655         AC_TRY_COMPILE([#include <netdb.h>], [
1656                 int level = SOL_TCP;
1657         ], [
1658                 # Yes, we have it...
1659                 AC_MSG_RESULT(yes)
1660                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1661         ], [
1662                 # We'll have to use getprotobyname
1663                 AC_MSG_RESULT(no)
1664         ])
1665
1666         dnl *****************************
1667         dnl *** Checks for IP_PKTINFO ***
1668         dnl *****************************
1669         AC_MSG_CHECKING(for IP_PKTINFO)
1670         AC_TRY_COMPILE([#include <linux/in.h>], [
1671                 int level = IP_PKTINFO;
1672         ], [
1673                 # Yes, we have it...
1674                 AC_MSG_RESULT(yes)
1675                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1676         ], [
1677                 AC_MSG_RESULT(no)
1678         ])
1679
1680         dnl *****************************
1681         dnl *** Checks for IPV6_PKTINFO ***
1682         dnl *****************************
1683         AC_MSG_CHECKING(for IPV6_PKTINFO)
1684         AC_TRY_COMPILE([#include <netdb.h>], [
1685                 int level = IPV6_PKTINFO;
1686         ], [
1687                 # Yes, we have it...
1688                 AC_MSG_RESULT(yes)
1689                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1690         ], [
1691                 AC_MSG_RESULT(no)
1692         ])
1693
1694         dnl **********************************
1695         dnl *** Checks for IP_DONTFRAG     ***
1696         dnl **********************************
1697         AC_MSG_CHECKING(for IP_DONTFRAG)
1698         AC_TRY_COMPILE([#include <netinet/in.h>], [
1699                 int level = IP_DONTFRAG;
1700         ], [
1701                 # Yes, we have it...
1702                 AC_MSG_RESULT(yes)
1703                 AC_DEFINE(HAVE_IP_DONTFRAG, 1, [Have IP_DONTFRAG])
1704         ], [
1705                 AC_MSG_RESULT(no)
1706         ])
1707
1708         dnl **********************************
1709         dnl *** Checks for IP_DONTFRAGMENT ***
1710         dnl **********************************
1711         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1712         AC_TRY_COMPILE([#include <Ws2ipdef.h>], [
1713                 int level = IP_DONTFRAGMENT;
1714         ], [
1715                 # Yes, we have it...
1716                 AC_MSG_RESULT(yes)
1717                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1718         ], [
1719                 AC_MSG_RESULT(no)
1720         ])
1721
1722         dnl **********************************
1723         dnl *** Checks for IP_MTU_DISCOVER ***
1724         dnl **********************************
1725         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1726         AC_TRY_COMPILE([#include <linux/in.h>], [
1727                 int level = IP_MTU_DISCOVER;
1728         ], [
1729                 # Yes, we have it...
1730                 AC_MSG_RESULT(yes)
1731                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1732         ], [
1733                 AC_MSG_RESULT(no)
1734         ])
1735
1736         dnl **********************************
1737         dnl *** Checks for  IP_PMTUDISC_DO ***
1738         dnl **********************************
1739         AC_MSG_CHECKING(for IP_PMTUDISC_DO)
1740         AC_TRY_COMPILE([#include <linux/in.h>], [
1741                 int level = IP_PMTUDISC_DO;
1742         ], [
1743                 # Yes, we have it...
1744                 AC_MSG_RESULT(yes)
1745                 AC_DEFINE(HAVE_IP_PMTUDISC_DO, 1, [Have IP_PMTUDISC_DO])
1746         ], [
1747                 AC_MSG_RESULT(no)
1748         ])
1749
1750         dnl *********************************
1751         dnl *** Check for struct ip_mreqn ***
1752         dnl *********************************
1753         AC_MSG_CHECKING(for struct ip_mreqn)
1754         AC_TRY_COMPILE([#include <netinet/in.h>], [
1755                 struct ip_mreqn mreq;
1756                 mreq.imr_address.s_addr = 0;
1757         ], [
1758                 # Yes, we have it...
1759                 AC_MSG_RESULT(yes)
1760                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1761         ], [
1762                 # We'll just have to try and use struct ip_mreq
1763                 AC_MSG_RESULT(no)
1764                 AC_MSG_CHECKING(for struct ip_mreq)
1765                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1766                         struct ip_mreq mreq;
1767                         mreq.imr_interface.s_addr = 0;
1768                 ], [
1769                         # Yes, we have it...
1770                         AC_MSG_RESULT(yes)
1771                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1772                 ], [
1773                         # No multicast support
1774                         AC_MSG_RESULT(no)
1775                 ])
1776         ])
1777
1778         dnl **********************************
1779         dnl *** Check for getaddrinfo ***
1780         dnl **********************************
1781         AC_MSG_CHECKING(for getaddrinfo)
1782                 AC_TRY_LINK([
1783                 #include <stdio.h>
1784                 #include <netdb.h>
1785         ], [
1786                 getaddrinfo(NULL,NULL,NULL,NULL);
1787         ], [
1788                 # Yes, we have it...
1789                 AC_MSG_RESULT(yes)
1790                 AC_DEFINE(HAVE_GETADDRINFO, 1, [Have getaddrinfo])
1791         ], [
1792                 AC_MSG_RESULT(no)
1793         ])
1794
1795         dnl **********************************
1796         dnl *** Check for gethostbyname2_r ***
1797         dnl **********************************
1798         AC_MSG_CHECKING(for gethostbyname2_r)
1799                 AC_TRY_LINK([
1800                 #include <stdio.h>
1801                 #include <netdb.h>
1802         ], [
1803
1804                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1805         ], [
1806                 # Yes, we have it...
1807                 AC_MSG_RESULT(yes)
1808                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1809         ], [
1810                 AC_MSG_RESULT(no)
1811         ])
1812
1813         dnl **********************************
1814         dnl *** Check for gethostbyname2 ***
1815         dnl **********************************
1816         AC_MSG_CHECKING(for gethostbyname2)
1817                 AC_TRY_LINK([
1818                 #include <stdio.h>
1819                 #include <netdb.h>
1820         ], [
1821                 gethostbyname2(NULL,0);
1822         ], [
1823                 # Yes, we have it...
1824                 AC_MSG_RESULT(yes)
1825                 AC_DEFINE(HAVE_GETHOSTBYNAME2, 1, [Have gethostbyname2])
1826         ], [
1827                 AC_MSG_RESULT(no)
1828         ])
1829
1830         dnl **********************************
1831         dnl *** Check for gethostbyname ***
1832         dnl **********************************
1833         AC_MSG_CHECKING(for gethostbyname)
1834                 AC_TRY_LINK([
1835                 #include <stdio.h>
1836                 #include <netdb.h>
1837         ], [
1838                 gethostbyname(NULL);
1839         ], [
1840                 # Yes, we have it...
1841                 AC_MSG_RESULT(yes)
1842                 AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [Have gethostbyname])
1843         ], [
1844                 AC_MSG_RESULT(no)
1845         ])
1846
1847         dnl **********************************
1848         dnl *** Check for getprotobyname ***
1849         dnl **********************************
1850         AC_MSG_CHECKING(for getprotobyname)
1851                 AC_TRY_LINK([
1852                 #include <stdio.h>
1853                 #include <netdb.h>
1854         ], [
1855                 getprotobyname(NULL);
1856         ], [
1857                 # Yes, we have it...
1858                 AC_MSG_RESULT(yes)
1859                 AC_DEFINE(HAVE_GETPROTOBYNAME, 1, [Have getprotobyname])
1860         ], [
1861                 AC_MSG_RESULT(no)
1862         ])
1863
1864         dnl **********************************
1865         dnl *** Check for getnameinfo ***
1866         dnl **********************************
1867         AC_MSG_CHECKING(for getnameinfo)
1868                 AC_TRY_LINK([
1869                 #include <stdio.h>
1870                 #include <netdb.h>
1871         ], [
1872                 getnameinfo (NULL, 0, NULL, 0, NULL, 0, 0);
1873         ], [
1874                 # Yes, we have it...
1875                 AC_MSG_RESULT(yes)
1876                 AC_DEFINE(HAVE_GETNAMEINFO, 1, [Have getnameinfo])
1877         ], [
1878                 AC_MSG_RESULT(no)
1879         ])
1880
1881
1882         dnl **********************************
1883         dnl *** Check for inet_ntop ***
1884         dnl **********************************
1885         AC_MSG_CHECKING(for inet_ntop)
1886                 AC_TRY_LINK([
1887                 #include <stdio.h>
1888                 #include <arpa/inet.h>
1889         ], [
1890                 inet_ntop (0, NULL, NULL, 0);
1891         ], [
1892                 # Yes, we have it...
1893                 AC_MSG_RESULT(yes)
1894                 AC_DEFINE(HAVE_INET_NTOP, 1, [Have inet_ntop])
1895         ], [
1896                 AC_MSG_RESULT(no)
1897         ])
1898
1899         dnl *****************************
1900         dnl *** Checks for libnsl     ***
1901         dnl *****************************
1902         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1903
1904         AC_CHECK_FUNCS(inet_pton inet_aton)
1905
1906         dnl *****************************
1907         dnl *** Checks for libxnet    ***
1908         dnl *****************************
1909         case "${host}" in
1910                 *solaris* )
1911                         AC_MSG_CHECKING(for Solaris XPG4 support)
1912                         if test -f /usr/lib/libxnet.so; then
1913                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1914                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1915                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1916                                 LIBS="$LIBS -lxnet"
1917                                 AC_MSG_RESULT(yes)
1918                         else
1919                                 AC_MSG_RESULT(no)
1920                         fi
1921
1922                         if test "$GCC" = "yes"; then
1923                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1924                         fi
1925                 ;;
1926         esac
1927
1928         dnl *****************************
1929         dnl *** Checks for libpthread ***
1930         dnl *****************************
1931 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1932 # and libpthread does not exist
1933 #
1934         case "${host}" in
1935                 *-*-*haiku*)
1936                         dnl Haiku has pthread in libroot (libc equiv)
1937                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS")
1938                 ;;
1939                 *-*-*freebsd*)
1940                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1941                 ;;
1942                 *-*-*openbsd*)
1943                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1944                 ;;
1945                 *)
1946                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1947                 ;;
1948         esac
1949         AC_CHECK_HEADERS(pthread.h)
1950         AC_CHECK_HEADERS(pthread_np.h)
1951         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1952         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np pthread_setname_np)
1953         AC_CHECK_FUNCS(pthread_kill)
1954         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1955         AC_TRY_COMPILE([ #include <pthread.h>], [
1956                 pthread_mutexattr_t attr;
1957                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1958         ], [
1959                 AC_MSG_RESULT(ok)
1960         ], [
1961                 AC_MSG_RESULT(no)
1962                 AC_ERROR(Posix system lacks support for recursive mutexes)
1963         ])
1964         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1965         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1966         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1967
1968         dnl **********************************
1969         dnl *** Check for mincore ***
1970         dnl **********************************
1971         AC_MSG_CHECKING(for mincore)
1972                 AC_TRY_LINK([
1973                 #include <stdio.h>
1974                 #include <sys/types.h>
1975                 #include <sys/mman.h>
1976         ], [
1977                 mincore(NULL, 0, NULL);
1978         ], [
1979                 # Yes, we have it...
1980                 AC_MSG_RESULT(yes)
1981                 AC_DEFINE(HAVE_MINCORE, 1, [Have mincore])
1982         ], [
1983                 AC_MSG_RESULT(no)
1984         ])
1985
1986         dnl ***********************************
1987         dnl *** Checks for working __thread ***
1988         dnl ***********************************
1989         AC_MSG_CHECKING(for working __thread)
1990         if test "x$with_tls" != "x__thread"; then
1991                 AC_MSG_RESULT(disabled)
1992         elif test "x$cross_compiling" = "xyes"; then
1993                 AC_MSG_RESULT(cross compiling, assuming yes)
1994         else
1995                 AC_TRY_RUN([
1996                         #if defined(__APPLE__) && defined(__clang__)
1997                         #error "__thread does not currently work with clang on Mac OS X"
1998                         #endif
1999
2000                         #include <pthread.h>
2001                         __thread int i;
2002                         static int res1, res2;
2003
2004                         void thread_main (void *arg)
2005                         {
2006                                 i = arg;
2007                                 sleep (1);
2008                                 if (arg == 1)
2009                                         res1 = (i == arg);
2010                                 else
2011                                         res2 = (i == arg);
2012                         }
2013
2014                         int main () {
2015                                 pthread_t t1, t2;
2016
2017                                 i = 5;
2018
2019                                 pthread_create (&t1, NULL, thread_main, 1);
2020                                 pthread_create (&t2, NULL, thread_main, 2);
2021
2022                                 pthread_join (t1, NULL);
2023                                 pthread_join (t2, NULL);
2024
2025                                 return !(res1 + res2 == 2);
2026                         }
2027                 ], [
2028                                 AC_MSG_RESULT(yes)
2029                 ], [
2030                                 AC_MSG_RESULT(no)
2031                                 with_tls=pthread
2032                 ])
2033         fi
2034
2035         dnl **************************************
2036         dnl *** Checks for working sigaltstack ***
2037         dnl **************************************
2038         AC_MSG_CHECKING(for working sigaltstack)
2039         if test "x$with_sigaltstack" != "xyes"; then
2040                 AC_MSG_RESULT(disabled)
2041         elif test "x$cross_compiling" = "xyes"; then
2042                 AC_MSG_RESULT(cross compiling, assuming yes)
2043         else
2044                 AC_TRY_RUN([
2045                         #include <stdio.h>
2046                         #include <stdlib.h>
2047                         #include <unistd.h>
2048                         #include <signal.h>
2049                         #include <pthread.h>
2050                         #include <sys/wait.h>
2051                         #if defined(__FreeBSD__) || defined(__NetBSD__)
2052                         #define SA_STACK SA_ONSTACK
2053                         #endif
2054                         static void
2055                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
2056                         {
2057                                 exit (0);
2058                         }
2059
2060                         volatile char*__ptr = NULL;
2061                         static void *
2062                         loop (void *ignored)
2063                         {
2064                                 *__ptr = 0;
2065                                 return NULL;
2066                         }
2067
2068                         static void
2069                         child ()
2070                         {
2071                                 struct sigaction sa;
2072                         #ifdef __APPLE__
2073                                 stack_t sas;
2074                         #else
2075                                 struct sigaltstack sas;
2076                         #endif
2077                                 pthread_t id;
2078                                 pthread_attr_t attr;
2079
2080                                 sa.sa_sigaction = sigsegv_signal_handler;
2081                                 sigemptyset (&sa.sa_mask);
2082                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
2083                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
2084                                         perror ("sigaction");
2085                                         return;
2086                                 }
2087
2088                                 /* x86 darwin deliver segfaults using SIGBUS */
2089                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
2090                                         perror ("sigaction");
2091                                         return;
2092                                 }
2093                                 sas.ss_sp = malloc (SIGSTKSZ);
2094                                 sas.ss_size = SIGSTKSZ;
2095                                 sas.ss_flags = 0;
2096                                 if (sigaltstack (&sas, NULL) == -1) {
2097                                         perror ("sigaltstack");
2098                                         return;
2099                                 }
2100
2101                                 pthread_attr_init (&attr);
2102                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
2103                                         printf ("pthread_create\n");
2104                                         return;
2105                                 }
2106
2107                                 sleep (100);
2108                         }
2109
2110                         int
2111                         main ()
2112                         {
2113                                 pid_t son;
2114                                 int status;
2115                                 int i;
2116
2117                                 son = fork ();
2118                                 if (son == -1) {
2119                                         return 1;
2120                                 }
2121
2122                                 if (son == 0) {
2123                                         child ();
2124                                         return 0;
2125                                 }
2126
2127                                 for (i = 0; i < 300; ++i) {
2128                                         waitpid (son, &status, WNOHANG);
2129                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
2130                                                 return 0;
2131                                         usleep (10000);
2132                                 }
2133
2134                                 kill (son, SIGKILL);
2135                                 return 1;
2136                         }
2137
2138                 ], [
2139                                 AC_MSG_RESULT(yes)
2140                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
2141                 ], [
2142                                 with_sigaltstack=no
2143                                 AC_MSG_RESULT(no)
2144                 ])
2145         fi
2146
2147         dnl ********************************
2148         dnl *** Checks for semaphore lib ***
2149         dnl ********************************
2150         # 'Real Time' functions on Solaris
2151         # posix4 on Solaris 2.6
2152         # pthread (first!) on Linux
2153         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
2154
2155         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
2156         AC_CHECK_FUNCS(shm_open)
2157
2158         dnl ********************************
2159         dnl *** Checks for timezone stuff **
2160         dnl ********************************
2161         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
2162                 AC_TRY_COMPILE([
2163                         #include <time.h>
2164                         ], [
2165                         struct tm tm;
2166                         tm.tm_gmtoff = 1;
2167                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
2168         if test $ac_cv_struct_tm_gmtoff = yes; then
2169                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
2170         else
2171                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
2172                         AC_TRY_COMPILE([
2173                                 #include <time.h>
2174                         ], [
2175                                 timezone = 1;
2176                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
2177                 if test $ac_cv_var_timezone = yes; then
2178                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
2179                 else
2180                         AC_ERROR(unable to find a way to determine timezone)
2181                 fi
2182         fi
2183
2184         dnl *********************************
2185         dnl *** Checks for math functions ***
2186         dnl *********************************
2187         AC_SEARCH_LIBS(sqrtf, m)
2188         if test "x$has_broken_apple_cpp" != "xyes"; then
2189                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
2190                         AC_TRY_LINK([#include <math.h>],
2191                         [ finite(0.0); ],
2192                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
2193                         AC_MSG_RESULT(no)))
2194         fi
2195         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
2196                 AC_TRY_LINK([#include <math.h>],
2197                 [ isfinite(0.0); ],
2198                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
2199                 AC_MSG_RESULT(no)))
2200
2201         dnl ****************************************************************
2202         dnl *** Checks for working poll() (macosx defines it but doesn't ***
2203         dnl *** have it in the library (duh))                            ***
2204         dnl ****************************************************************
2205         AC_CHECK_FUNCS(poll)
2206
2207         dnl *************************
2208         dnl *** Check for signbit ***
2209         dnl *************************
2210         AC_MSG_CHECKING(for signbit)
2211         AC_TRY_LINK([#include <math.h>], [
2212                 int s = signbit(1.0);
2213         ], [
2214                 AC_MSG_RESULT(yes)
2215                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
2216         ], [
2217                 AC_MSG_RESULT(no)
2218         ])
2219
2220         dnl **********************************
2221         dnl *** epoll                      ***
2222         dnl **********************************
2223         if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xno"; then
2224                 AC_CHECK_HEADERS(sys/epoll.h)
2225                 haveepoll=no
2226                 AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
2227                 if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes"; then
2228                         AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
2229                 fi
2230         fi
2231
2232         havekqueue=no
2233
2234         AC_CHECK_HEADERS(sys/event.h)
2235         AC_CHECK_FUNCS(kqueue, [havekqueue=yes], )
2236
2237         dnl **************************************
2238         dnl * Darwin has a race that prevents us from using reliably:
2239         dnl * http://lists.apple.com/archives/darwin-dev/2011/Jun/msg00016.html
2240         dnl * Since kqueue is mostly used for scaling large web servers,
2241         dnl * and very few folks run Mono on large web servers on OSX, falling
2242         dnl * back
2243         dnl **************************************
2244         if test "x$havekqueue" = "xyes" -a "x$ac_cv_header_sys_event_h" = "xyes"; then
2245                 if test "x$host_darwin" = "xno"; then
2246                         AC_DEFINE(USE_KQUEUE_FOR_THREADPOOL, 1, [Use kqueue for the threadpool])
2247                 fi
2248         fi
2249
2250         dnl ******************************
2251         dnl *** Checks for SIOCGIFCONF ***
2252         dnl ******************************
2253         AC_CHECK_HEADERS(sys/ioctl.h)
2254         AC_CHECK_HEADERS(net/if.h, [], [],
2255            [
2256            #ifdef HAVE_SYS_TYPES_H
2257            # include <sys/types.h>
2258            #endif
2259            #ifdef HAVE_SYS_SOCKET_H
2260            # include <sys/socket.h>
2261            #endif
2262            ])
2263         AC_MSG_CHECKING(for ifreq)
2264         AC_TRY_COMPILE([
2265                 #include <stdio.h>
2266                 #include <sys/ioctl.h>
2267                 #include <net/if.h>
2268                 ], [
2269                 struct ifconf ifc;
2270                 struct ifreq *ifr;
2271                 void *x;
2272                 ifc.ifc_len = 0;
2273                 ifc.ifc_buf = NULL;
2274                 x = (void *) &ifr->ifr_addr;
2275                 ],[
2276                         AC_MSG_RESULT(yes)
2277                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
2278                 ], [
2279                         AC_MSG_RESULT(no)
2280                 ])
2281         dnl **********************************
2282         dnl ***     Checks for sin_len     ***
2283         dnl **********************************
2284         AC_MSG_CHECKING(for sockaddr_in.sin_len)
2285         AC_TRY_COMPILE([
2286                 #include <netinet/in.h>
2287                 ], [
2288                 struct sockaddr_in saddr;
2289                 saddr.sin_len = sizeof (saddr);
2290                 ],[
2291                         AC_MSG_RESULT(yes)
2292                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
2293                 ], [
2294                         AC_MSG_RESULT(no)
2295                 ])
2296         dnl **********************************
2297         dnl ***    Checks for sin6_len     ***
2298         dnl **********************************
2299         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
2300         AC_TRY_COMPILE([
2301                 #include <netinet/in.h>
2302                 ], [
2303                 struct sockaddr_in6 saddr6;
2304                 saddr6.sin6_len = sizeof (saddr6);
2305                 ],[
2306                         AC_MSG_RESULT(yes)
2307                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
2308                 ], [
2309                         AC_MSG_RESULT(no)
2310                 ])
2311         dnl **********************************
2312         dnl *** Check for getifaddrs       ***
2313         dnl **********************************
2314         AC_MSG_CHECKING(for getifaddrs)
2315                 AC_TRY_LINK([
2316                 #include <stdio.h>
2317                 #include <sys/types.h>
2318                 #include <sys/socket.h>
2319                 #include <ifaddrs.h>
2320         ], [
2321                 getifaddrs(NULL);
2322         ], [
2323                 # Yes, we have it...
2324                 AC_MSG_RESULT(yes)
2325                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
2326         ], [
2327                 AC_MSG_RESULT(no)
2328         ])
2329         dnl **********************************
2330         dnl *** Check for if_nametoindex   ***
2331         dnl **********************************
2332         AC_MSG_CHECKING(for if_nametoindex)
2333                 AC_TRY_LINK([
2334                 #include <stdio.h>
2335                 #include <sys/types.h>
2336                 #include <sys/socket.h>
2337                 #include <net/if.h>
2338         ], [
2339                 if_nametoindex(NULL);
2340         ], [
2341                 # Yes, we have it...
2342                 AC_MSG_RESULT(yes)
2343                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
2344         ], [
2345                 AC_MSG_RESULT(no)
2346         ])
2347
2348         dnl **********************************
2349         dnl *** Checks for proclib         ***
2350         dnl **********************************
2351         AC_CHECK_HEADER(sys/errno.h, [AC_DEFINE(HAVE_SYS_ERRNO_H, 1, Define to 1 if you have the <sys/errno.h> header file.)])
2352         dnl **********************************
2353         dnl *** Checks for MonoPosixHelper ***
2354         dnl **********************************
2355         AC_CHECK_HEADERS(checklist.h)
2356         AC_CHECK_HEADERS(pathconf.h)
2357         AC_CHECK_HEADERS(fstab.h)
2358         AC_CHECK_HEADERS(attr/xattr.h)
2359         AC_CHECK_HEADERS(sys/extattr.h)
2360         AC_CHECK_HEADERS(sys/sendfile.h)
2361         AC_CHECK_HEADERS(sys/statvfs.h)
2362         AC_CHECK_HEADERS(sys/statfs.h)
2363         AC_CHECK_HEADERS(sys/vfstab.h)
2364         AC_CHECK_HEADERS(sys/xattr.h)
2365         AC_CHECK_HEADERS(sys/mman.h)
2366         AC_CHECK_HEADERS(sys/param.h)
2367         AC_CHECK_HEADERS(sys/mount.h, [], [],
2368                 [
2369                 #ifdef HAVE_SYS_PARAM_H
2370                 # include <sys/param.h>
2371                 #endif
2372                 ])
2373         AC_CHECK_HEADERS(sys/mount.h)
2374         AC_CHECK_FUNCS(confstr)
2375         AC_CHECK_FUNCS(seekdir telldir)
2376         AC_CHECK_FUNCS(getdomainname)
2377         AC_CHECK_FUNCS(setdomainname)
2378         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
2379         AC_CHECK_FUNCS(setgroups)
2380         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
2381         AC_CHECK_FUNCS(getfsstat)
2382         AC_CHECK_FUNCS(lutimes futimes)
2383         AC_CHECK_FUNCS(mremap)
2384         AC_CHECK_FUNCS(remap_file_pages)
2385         AC_CHECK_FUNCS(posix_fadvise)
2386         AC_CHECK_FUNCS(posix_fallocate)
2387         AC_CHECK_FUNCS(posix_madvise)
2388         AC_CHECK_FUNCS(vsnprintf)
2389         AC_CHECK_FUNCS(sendfile)
2390         AC_CHECK_FUNCS(gethostid sethostid)
2391         AC_CHECK_FUNCS(sethostname)
2392         AC_CHECK_FUNCS(statfs)
2393         AC_CHECK_FUNCS(fstatfs)
2394         AC_CHECK_FUNCS(statvfs)
2395         AC_CHECK_FUNCS(fstatvfs)
2396         AC_CHECK_FUNCS(stime)
2397         AC_CHECK_FUNCS(strerror_r)
2398         AC_CHECK_FUNCS(ttyname_r)
2399         AC_CHECK_FUNCS(psignal)
2400         AC_CHECK_FUNCS(getlogin_r)
2401         AC_CHECK_FUNCS(lockf)
2402         AC_CHECK_FUNCS(swab)
2403         AC_CHECK_FUNCS(setusershell endusershell)
2404         AC_CHECK_FUNCS(futimens utimensat)
2405         AC_CHECK_FUNCS(fstatat mknodat readlinkat)
2406         AC_CHECK_FUNCS(readv writev preadv pwritev)
2407         AC_CHECK_FUNCS(setpgid)
2408         AC_CHECK_FUNCS(system)
2409         AC_CHECK_FUNCS(fork execv execve)
2410         AC_CHECK_FUNCS(accept4)
2411         AC_CHECK_FUNCS(localtime_r)
2412         AC_CHECK_FUNCS(mkdtemp)
2413         AC_CHECK_SIZEOF(size_t)
2414         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
2415                 [#include <sys/types.h>
2416                  #include <sys/stat.h>
2417                  #include <unistd.h>])
2418         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
2419                 [#include <sys/types.h>
2420                  #include <sys/stat.h>
2421                  #include <unistd.h>])
2422         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
2423                 [#include <sys/time.h>])
2424         AC_CHECK_TYPES([struct cmsghdr], [AC_DEFINE(HAVE_STRUCT_CMSGHDR)], ,
2425                 [#include <sys/socket.h>])
2426         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
2427                 [#include <unistd.h>
2428                  #include <fcntl.h>])
2429         AC_CHECK_TYPES([struct iovec], [AC_DEFINE(HAVE_STRUCT_IOVEC)], ,
2430                 [#include <sys/uio.h>])
2431         AC_CHECK_TYPES([struct linger], [AC_DEFINE(HAVE_STRUCT_LINGER)], ,
2432                 [#include <sys/socket.h>])
2433         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
2434                 [#include <sys/poll.h>])
2435         AC_CHECK_TYPES([struct sockaddr], [AC_DEFINE(HAVE_STRUCT_SOCKADDR)], ,
2436                 [#include <sys/socket.h>])
2437         AC_CHECK_TYPES([struct sockaddr_storage], [AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)], ,
2438                 [#include <sys/socket.h>])
2439         AC_CHECK_TYPES([struct sockaddr_in], [AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN)], ,
2440                 [#include <netinet/in.h>])
2441         AC_CHECK_TYPES([struct sockaddr_in6], [AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)], ,
2442                 [#include <netinet/in.h>])
2443         AC_CHECK_TYPES([struct sockaddr_un], [AC_DEFINE(HAVE_STRUCT_SOCKADDR_UN)], ,
2444                 [#include <sys/un.h>])
2445         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
2446                 [#include <sys/types.h>
2447                  #include <sys/stat.h>
2448                  #include <unistd.h>])
2449         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
2450                 [#include <time.h>])
2451         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
2452                 [#include <sys/time.h>
2453                  #include <sys/types.h>
2454                  #include <utime.h>])
2455         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
2456                 [#include <sys/time.h>])
2457         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
2458                 [#include <sys/types.h>
2459                  #include <utime.h>])
2460         AC_CHECK_MEMBERS(
2461                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
2462                 [#include <sys/types.h>
2463                  #include <dirent.h>])
2464         AC_CHECK_MEMBERS(
2465                 [struct passwd.pw_gecos],,,
2466                 [#include <sys/types.h>
2467                  #include <pwd.h>])
2468         AC_CHECK_MEMBERS(
2469                 [struct statfs.f_flags],,,
2470                 [#include <sys/types.h>
2471                  #include <sys/vfs.h>])
2472         AC_CHECK_MEMBERS(
2473                 [struct stat.st_atim, struct stat.st_mtim, struct stat.st_ctim],,,
2474                 [#include <sys/types.h>
2475                  #include <sys/stat.h>
2476                  #include <unistd.h>])
2477
2478         dnl Favour xattr through glibc, but use libattr if we have to
2479         AC_CHECK_FUNC(lsetxattr, ,
2480                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
2481         )
2482         AC_SUBST(XATTR_LIB)
2483
2484         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
2485         AC_CHECK_MEMBERS(
2486                 [struct kinfo_proc.kp_proc],,,
2487                 [#include <sys/types.h>
2488                  #include <sys/param.h>
2489                  #include <sys/sysctl.h>
2490                  #include <sys/proc.h>
2491                  ])
2492
2493         dnl *********************************
2494         dnl *** Checks for Windows compilation ***
2495         dnl *********************************
2496         AC_CHECK_HEADERS(sys/time.h)
2497         AC_CHECK_HEADERS(sys/param.h)
2498         AC_CHECK_HEADERS(dirent.h)
2499
2500         dnl ******************************************
2501         dnl *** Checks for OSX and iOS compilation ***
2502         dnl ******************************************
2503         AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
2504
2505         dnl *********************************
2506         dnl *** Check for Console 2.0 I/O ***
2507         dnl *********************************
2508         AC_CHECK_HEADERS([curses.h])
2509         AC_CHECK_HEADERS([term.h], [], [],
2510         [#if HAVE_CURSES_H
2511          #include <curses.h>
2512          #endif
2513         ])
2514         AC_CHECK_HEADERS([termios.h])
2515 else
2516         dnl *********************************
2517         dnl *** Checks for Windows compilation ***
2518         dnl *********************************
2519         AC_CHECK_HEADERS(winternl.h)
2520
2521         jdk_headers_found=no
2522         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
2523         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
2524         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
2525         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
2526         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
2527         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
2528         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
2529
2530         dnl *********************************
2531         dnl *** Check for struct ip_mreqn ***
2532         dnl *********************************
2533         AC_MSG_CHECKING(for struct ip_mreqn)
2534         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2535                 struct ip_mreqn mreq;
2536                 mreq.imr_address.s_addr = 0;
2537         ], [
2538                 # Yes, we have it...
2539                 AC_MSG_RESULT(yes)
2540                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
2541         ], [
2542                 # We'll just have to try and use struct ip_mreq
2543                 AC_MSG_RESULT(no)
2544                 AC_MSG_CHECKING(for struct ip_mreq)
2545                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2546                         struct ip_mreq mreq;
2547                         mreq.imr_interface.s_addr = 0;
2548                 ], [
2549                         # Yes, we have it...
2550                         AC_MSG_RESULT(yes)
2551                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
2552                 ], [
2553                         # No multicast support
2554                         AC_MSG_RESULT(no)
2555                 ])
2556         ])
2557
2558         dnl **********************************
2559         dnl *** Check for getaddrinfo ***
2560         dnl **********************************
2561         AC_MSG_CHECKING(for getaddrinfo)
2562                 AC_TRY_LINK([
2563                 #include <stdio.h>
2564                 #include <winsock2.h>
2565                 #include <ws2tcpip.h>
2566         ], [
2567                 getaddrinfo(NULL,NULL,NULL,NULL);
2568         ], [
2569                 # Yes, we have it...
2570                 AC_MSG_RESULT(yes)
2571                 AC_DEFINE(HAVE_GETADDRINFO, 1, [Have getaddrinfo])
2572         ], [
2573                 AC_MSG_RESULT(no)
2574         ])
2575
2576         dnl **********************************
2577         dnl *** Check for gethostbyname ***
2578         dnl **********************************
2579         AC_MSG_CHECKING(for gethostbyname)
2580                 AC_TRY_LINK([
2581                 #include <stdio.h>
2582                 #include <winsock2.h>
2583                 #include <ws2tcpip.h>
2584         ], [
2585                 gethostbyname(NULL);
2586         ], [
2587                 # Yes, we have it...
2588                 AC_MSG_RESULT(yes)
2589                 AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [Have gethostbyname])
2590         ], [
2591                 AC_MSG_RESULT(no)
2592         ])
2593
2594         dnl **********************************
2595         dnl *** Check for getprotobyname ***
2596         dnl **********************************
2597         AC_MSG_CHECKING(for getprotobyname)
2598                 AC_TRY_LINK([
2599                 #include <stdio.h>
2600                 #include <winsock2.h>
2601                 #include <ws2tcpip.h>
2602         ], [
2603                 getprotobyname(NULL);
2604         ], [
2605                 # Yes, we have it...
2606                 AC_MSG_RESULT(yes)
2607                 AC_DEFINE(HAVE_GETPROTOBYNAME, 1, [Have getprotobyname])
2608         ], [
2609                 AC_MSG_RESULT(no)
2610         ])
2611
2612         dnl **********************************
2613         dnl *** Check for getnameinfo ***
2614         dnl **********************************
2615         AC_MSG_CHECKING(for getnameinfo)
2616                 AC_TRY_LINK([
2617                 #include <stdio.h>
2618                 #include <winsock2.h>
2619                 #include <ws2tcpip.h>
2620         ], [
2621                 getnameinfo (NULL, 0, NULL, 0, NULL, 0, 0);
2622         ], [
2623                 # Yes, we have it...
2624                 AC_MSG_RESULT(yes)
2625                 AC_DEFINE(HAVE_GETNAMEINFO, 1, [Have getnameinfo])
2626         ], [
2627                 AC_MSG_RESULT(no)
2628         ])
2629
2630         dnl **********************************
2631         dnl *** Check for inet_ntop ***
2632         dnl **********************************
2633         AC_MSG_CHECKING(for inet_ntop)
2634                 AC_TRY_LINK([
2635                 #include <stdio.h>
2636                 #include <winsock2.h>
2637                 #include <ws2tcpip.h>
2638         ], [
2639                 inet_ntop (0, NULL, NULL, 0);
2640         ], [
2641                 # Yes, we have it...
2642                 AC_MSG_RESULT(yes)
2643                 AC_DEFINE(HAVE_INET_NTOP, 1, [Have inet_ntop])
2644         ], [
2645                 AC_MSG_RESULT(no)
2646         ])
2647
2648         dnl **********************************
2649         dnl *** Check for inet_pton ***
2650         dnl **********************************
2651         AC_MSG_CHECKING(for inet_pton)
2652                 AC_TRY_LINK([
2653                 #include <stdio.h>
2654                 #include <winsock2.h>
2655                 #include <ws2tcpip.h>
2656         ], [
2657                 #ifndef inet_pton
2658                 (void) inet_pton;
2659                 #endif
2660                 inet_pton (0, NULL, NULL);
2661         ], [
2662                 # Yes, we have it...
2663                 AC_MSG_RESULT(yes)
2664                 AC_DEFINE(HAVE_INET_PTON, 1, [Have inet_pton])
2665         ], [
2666                 AC_MSG_RESULT(no)
2667         ])
2668
2669         AC_CHECK_DECLS(InterlockedExchange64, [], [], [[#include <windows.h>]])
2670         AC_CHECK_DECLS(InterlockedCompareExchange64, [], [], [[#include <windows.h>]])
2671         AC_CHECK_DECLS(InterlockedDecrement64, [], [], [[#include <windows.h>]])
2672         AC_CHECK_DECLS(InterlockedIncrement64, [], [], [[#include <windows.h>]])
2673         AC_CHECK_DECLS(InterlockedAdd, [], [], [[#include <windows.h>]])
2674         AC_CHECK_DECLS(InterlockedAdd64, [], [], [[#include <windows.h>]])
2675         AC_CHECK_DECLS(__readfsdword, [], [], [[#include <windows.h>]])
2676 fi
2677
2678 dnl socklen_t check
2679 AC_MSG_CHECKING(for socklen_t)
2680 AC_TRY_COMPILE([
2681 #include <sys/types.h>
2682 #include <sys/socket.h>
2683 ],[
2684   socklen_t foo;
2685 ],[
2686 ac_cv_c_socklen_t=yes
2687         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
2688         AC_MSG_RESULT(yes)
2689 ],[
2690         AC_MSG_RESULT(no)
2691 ])
2692
2693 AC_MSG_CHECKING(for array element initializer support)
2694 AC_TRY_COMPILE([#include <sys/socket.h>], [
2695         const int array[] = {[1] = 2,};
2696 ], [
2697         # Yes, we have it...
2698         AC_MSG_RESULT(yes)
2699         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
2700 ], [
2701         # We'll have to use signals
2702         AC_MSG_RESULT(no)
2703 ])
2704
2705 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
2706         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
2707         AC_TRY_LINK([#include <math.h>],
2708         [ static void *p = &trunc; ],
2709         [
2710                 AC_DEFINE(HAVE_TRUNC)
2711                 AC_MSG_RESULT(yes)
2712                 ac_cv_trunc=yes
2713         ],
2714         AC_MSG_RESULT(no)))
2715
2716 if test "x$ac_cv_truncl" != "xyes"; then
2717    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
2718 fi
2719
2720 AC_CHECK_FUNCS(execvp)
2721
2722 dnl ****************************
2723 dnl *** Look for /dev/random ***
2724 dnl ****************************
2725
2726 AC_MSG_CHECKING([if usage of random device is requested])
2727 AC_ARG_ENABLE(dev-random,
2728 [  --disable-dev-random    disable the use of the random device (enabled by default)],
2729 try_dev_random=$enableval, try_dev_random=yes)
2730
2731 AC_MSG_RESULT($try_dev_random)
2732
2733 case "{$build}" in
2734     *-openbsd*)
2735     NAME_DEV_RANDOM="/dev/srandom"
2736     ;;
2737
2738 dnl Win32 does not have /dev/random, they have their own method...
2739
2740     *-mingw*|*-*-cygwin*)
2741     ac_cv_have_dev_random=no
2742     ;;
2743
2744 dnl Everywhere else, it's /dev/random
2745
2746     *)
2747     NAME_DEV_RANDOM="/dev/random"
2748     ;;
2749 esac
2750
2751 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2752
2753 dnl Now check if the device actually exists
2754
2755 if test "x$try_dev_random" = "xyes"; then
2756     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2757     [if test -r "$NAME_DEV_RANDOM" ; then
2758         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2759     if test "x$ac_cv_have_dev_random" = "xyes"; then
2760         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2761     fi
2762 else
2763     AC_MSG_CHECKING(for random device)
2764     ac_cv_have_dev_random=no
2765     AC_MSG_RESULT(has been disabled)
2766 fi
2767
2768 if test "x$host_win32" = "xyes"; then
2769     AC_DEFINE(HAVE_CRYPT_RNG)
2770 fi
2771
2772 if test "x$ac_cv_have_dev_random" = "xno" \
2773     && test "x$host_win32" = "xno"; then
2774     AC_MSG_WARN([[
2775 ***
2776 *** A system-provided entropy source was not found on this system.
2777 *** Because of this, the System.Security.Cryptography random number generator
2778 *** will throw a NotImplemented exception.
2779 ***
2780 *** If you are seeing this message, and you know your system DOES have an
2781 *** entropy collection in place, please contact <crichton@gimp.org> and
2782 *** provide information about the system and how to access the random device.
2783 ***
2784 *** Otherwise you can install either egd or prngd and set the environment
2785 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2786 ***]])
2787 fi
2788
2789 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2790
2791 AC_MSG_CHECKING([if big-arrays are to be enabled])
2792 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2793 if test "x$enable_big_arrays" = "xyes" ; then
2794     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2795         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2796     else
2797         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2798     fi
2799 fi
2800 AC_MSG_RESULT($enable_big_arrays)
2801
2802 dnl **************
2803 dnl *** DTRACE ***
2804 dnl **************
2805
2806 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2807
2808 if test "x$enable_dtrace" = "xyes"; then
2809    if test "x$has_dtrace" = "xno"; then
2810           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2811    fi
2812    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2813    if test "x$DTRACE" = "xno"; then
2814           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2815           enable_dtrace=no
2816    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2817           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2818           enable_dtrace=no
2819    fi
2820 fi
2821
2822 dtrace_g=no
2823 if test "x$enable_dtrace" = "xyes"; then
2824         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2825         DTRACEFLAGS=
2826         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2827                 case "$host" in
2828                         powerpc-*-darwin*)
2829                         DTRACEFLAGS="-arch ppc64"
2830                         ;;
2831                         i*86-*-darwin*)
2832                         DTRACEFLAGS="-arch x86_64"
2833                         ;;
2834                         *)
2835                         DTRACEFLAGS=-64
2836                         ;;
2837                 esac
2838         else
2839                 case "$host" in
2840                         powerpc-*-darwin*)
2841                         DTRACEFLAGS="-arch ppc"
2842                         ;;
2843                         i*86-*-darwin*)
2844                         DTRACEFLAGS="-arch i386"
2845                         ;;
2846                         *)
2847                         DTRACEFLAGS=-32
2848                         ;;
2849                 esac
2850         fi
2851         AC_SUBST(DTRACEFLAGS)
2852         case "$host" in
2853                 *-*-solaris*)
2854                 dtrace_g=yes
2855                 ;;
2856         esac
2857         AC_CHECK_HEADERS([sys/sdt.h])
2858 fi
2859 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2860 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2861
2862 dnl **************
2863 dnl ***  NaCl  ***
2864 dnl **************
2865
2866 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2867 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2868
2869 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2870
2871 dnl
2872 dnl Hack to use system mono for operations in build/install not allowed in NaCl.
2873 dnl
2874 nacl_self_host=""
2875 if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xyes"; then
2876    nacl_self_host="nacl_self_host"
2877 fi
2878 AC_SUBST(nacl_self_host)
2879
2880 if test "x$enable_nacl_codegen" = "xyes"; then
2881    MONO_NACL_ALIGN_MASK_OFF=1
2882    AC_DEFINE(TARGET_NACL, 1, [...])
2883    AC_DEFINE(__native_client_codegen__, 1, [...])
2884 fi
2885 if test "x$enable_nacl_gc" = "xyes"; then
2886    if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2887       INSTRUMENT_CFLAG="-finstrument-for-thread-suspension"
2888    else
2889       # Not yet implemented
2890       INSTRUMENT_CFLAG=""
2891    fi
2892    CPPFLAGS="$CPPFLAGS $INSTRUMENT_CFLAG -D__native_client_gc__"
2893 fi
2894 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2895
2896 dnl **************************
2897 dnl *** AOT cross offsets  ***
2898 dnl **************************
2899
2900 AC_ARG_WITH(cross-offsets, [  --with-cross-offsets=<offsets file path>    Explicit AOT cross offsets file],
2901     AC_DEFINE_UNQUOTED(MONO_OFFSETS_FILE, "$withval", [AOT cross offsets file]))
2902
2903 dnl **************
2904 dnl ***  LLVM  ***
2905 dnl **************
2906
2907 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=default)
2908 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2909 AC_ARG_ENABLE(llvm-version-check,[  --enable-llvm-version-check Check that the LLVM matches the version expected by mono], enable_llvm_version_check=$enableval, enable_llvm_version_check=no)
2910 AC_ARG_ENABLE(llvm-runtime,[  --enable-llvm-runtime     Enable runtime support for llvmonly code], enable_llvm_runtime=$enableval, enable_llvm_runtime=no)
2911
2912 AC_ARG_WITH(llvm, [  --with-llvm=<llvm prefix>    Enable the LLVM back-end], enable_llvm=yes,)
2913
2914 if test "x$enable_llvm" = "xdefault"; then
2915    enable_llvm=$enable_llvm_default
2916 fi
2917
2918 if test "x$enable_llvm" = "xyes"; then
2919    if test "x$with_llvm" != "x"; then
2920           LLVM_CONFIG=$with_llvm/bin/llvm-config
2921           if test x$host_win32 = xyes; then
2922                 LLVM_CONFIG=$LLVM_CONFIG.exe
2923           fi
2924           if test ! -x $LLVM_CONFIG; then
2925                  AC_MSG_ERROR([LLVM executable $LLVM_CONFIG not found.])
2926       fi
2927    else
2928       AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2929       if test "x$LLVM_CONFIG" = "xno"; then
2930              AC_MSG_ERROR([llvm-config not found.])
2931       fi
2932    fi
2933
2934    llvm_codegen="x86codegen"
2935    case "$target" in
2936    arm*)
2937                 llvm_codegen="armcodegen"
2938                 ;;
2939    esac
2940
2941    if test "x$host_win32" = "xno"; then
2942
2943    # Should be something like '2.6' or '2.7svn'
2944    llvm_version=`$LLVM_CONFIG --version`
2945    llvm_api_version=`$LLVM_CONFIG --mono-api-version 2>/dev/null`
2946    AC_MSG_CHECKING(LLVM version)
2947    AC_MSG_RESULT($llvm_version $llvm_api_version)
2948    if echo $llvm_version | grep -q 'mono'; then
2949           if test "x$enable_llvm_version_check" = "xyes"; then
2950                  if test "$llvm_version" != "$expected_llvm_version"; then
2951                         AC_MSG_ERROR([Expected llvm version $expected_llvm_version, but llvm-config --version returned $llvm_version"])
2952                  fi
2953           fi
2954    else
2955           AC_MSG_ERROR([Compiling with stock LLVM is not supported, please use the Mono LLVM repo at https://github.com/mono/llvm, with the GIT branch which matches this version of mono, i.e. 'mono-2-10' for Mono 2.10.])
2956    fi
2957
2958    # The output of --cflags seems to include optimizations flags too
2959    if test $llvm_api_version -gt 100; then
2960           # The --cflags argument includes all kinds of warnings -pendantic etc.
2961           LLVM_CFLAGS="-I$with_llvm/include -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
2962           LLVM_CXXFLAGS="-I$with_llvm/include -std=c++11 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
2963    else
2964           LLVM_CFLAGS=`$LLVM_CONFIG --cflags | sed -e 's/-O2//g' | sed -e 's/-O0//g' | sed -e 's/-fomit-frame-pointer//g' | sed -e 's/-fPIC//g'`
2965       LLVM_CXXFLAGS=`$LLVM_CONFIG --cxxflags | sed -e 's/-O2//g' | sed -e 's/-O0//g' | sed -e 's/-fomit-frame-pointer//g' | sed -e 's/-fPIC//g'`
2966    fi
2967    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2968    # from LLVM classes.
2969    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -fno-rtti -fexceptions"
2970    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2971    # This might include empty lines
2972    LLVM_SYSTEM_LIBS=`$LLVM_CONFIG --system-libs 2>/dev/null | grep -- -`
2973    llvm_jit_supported=yes
2974    llvm_jit_libs="jit mcjit $llvm_codegen"
2975    if test "x$host" != "x$target"; then
2976       # No need for jit libs
2977           llvm_jit_supported=no
2978       llvm_jit_libs=""
2979    elif test $llvm_api_version -gt 100; then
2980       llvm_jit_libs="orcjit $llvm_codegen"
2981    fi
2982    LLVM_LIBS=`$LLVM_CONFIG --libs analysis core bitwriter $llvm_jit_libs`
2983    if test "x$LLVM_LIBS" = "x"; then
2984           echo "$LLVM_CONFIG --libs failed."
2985           exit 1
2986    fi
2987    LLVM_LIBS="$LLVM_LIBS $LLVM_LDFLAGS $LLVM_SYSTEM_LIBS"
2988    # The c++ standard library used by llvm doesn't show up in $LLVM_SYSTEM_LIBS so add it manually
2989    if echo $LLVM_CXXFLAGS | grep -q -- '-stdlib=libc++'; then
2990       LLVM_LIBS="$LLVM_LIBS -lc++"
2991    else
2992       LLVM_LIBS="$LLVM_LIBS -lstdc++"
2993    fi
2994
2995    expected_llvm_version="3.4svn-mono-mono/e656cac"
2996
2997    else
2998        LLVM_CFLAGS="-I$with_llvm/include -DNDEBUG -D__NO_CTYPE_INLINE -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
2999        LLVM_CXXFLAGS="$LLVM_CFLAGS -std=gnu++11 -fvisibility-inlines-hidden -fno-rtti -Woverloaded-virtual -Wcast-qual"
3000        LLVM_LDFLAGS="-L$with_llvm/lib"
3001        LLVM_SYSTEM_LIBS="-lshell32 -lpsapi -limagehlp -ldbghelp -lm"
3002        LLVM_LIBS="-lLLVMLTO -lLLVMObjCARCOpts -lLLVMLinker -lLLVMipo -lLLVMVectorize -lLLVMBitWriter \
3003          -lLLVMARMDisassembler -lLLVMARMCodeGen -lLLVMARMAsmParser -lLLVMARMDesc -lLLVMARMInfo \
3004          -lLLVMARMAsmPrinter -lLLVMTableGen -lLLVMDebugInfo -lLLVMOption -lLLVMX86Disassembler \
3005          -lLLVMX86AsmParser -lLLVMX86CodeGen -lLLVMSelectionDAG -lLLVMAsmPrinter -lLLVMX86Desc \
3006          -lLLVMMCDisassembler -lLLVMX86Info -lLLVMX86AsmPrinter -lLLVMX86Utils -lLLVMJIT \
3007          -lLLVMAnalysis -lLLVMTarget \
3008          -lLLVMIRReader -lLLVMAsmParser -lLLVMLineEditor -lLLVMMCAnalysis -lLLVMInstrumentation \
3009          -lLLVMInterpreter -lLLVMCodeGen -lLLVMScalarOpts -lLLVMInstCombine -lLLVMTransformUtils \
3010          -lLLVMipa -lLLVMAnalysis -lLLVMProfileData -lLLVMMCJIT -lLLVMTarget -lLLVMRuntimeDyld \
3011          -lLLVMObject -lLLVMMCParser -lLLVMBitReader -lLLVMExecutionEngine -lLLVMMC -lLLVMCore \
3012          -lLLVMSupport -lstdc++"
3013        LLVM_LIBS="$LLVM_LIBS $LLVM_SYSTEM_LIBS"
3014
3015        llvm_config_path=$with_llvm/include/llvm/Config/llvm-config.h
3016        llvm_api_version=`awk '/MONO_API_VERSION/ { print $3 }' $llvm_config_path`
3017    fi
3018
3019    if test "x$llvm_api_version" = "x"; then
3020           LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=0"
3021           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=0"
3022    else
3023           LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=$llvm_api_version"
3024           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=$llvm_api_version"
3025    fi
3026
3027    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraries])
3028
3029    AC_SUBST(LLVM_CFLAGS)
3030    AC_SUBST(LLVM_CXXFLAGS)
3031    AC_SUBST(LLVM_LIBS)
3032    AC_SUBST(LLVM_LDFLAGS)
3033    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
3034 fi
3035
3036 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
3037 if test "x$enable_loadedllvm" = "xyes"; then
3038    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
3039 fi
3040 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
3041
3042 if test "x$enable_llvm" = "xyes"; then
3043    enable_llvm_runtime=yes
3044 fi
3045 if test "x$enable_llvm_runtime" = "xyes"; then
3046    AC_DEFINE(ENABLE_LLVM_RUNTIME, 1, [Runtime support code for llvm enabled])
3047 fi
3048 AM_CONDITIONAL(ENABLE_LLVM_RUNTIME, [test x$enable_llvm_runtime = xyes])
3049
3050 TARGET="unknown"
3051 ACCESS_UNALIGNED="yes"
3052
3053 LIBC="libc.so.6"
3054 INTL="libc.so.6"
3055 SQLITE="libsqlite.so.0"
3056 SQLITE3="libsqlite3.so.0"
3057 X11="libX11.so"
3058 GDKX11="libgdk-x11-2.0.so.0"
3059 GTKX11="libgtk-x11-2.0.so.0"
3060 XINERAMA="libXinerama.so.1"
3061
3062 sizeof_register="SIZEOF_VOID_P"
3063
3064 jit_wanted=true
3065 boehm_supported=true
3066 BTLS_SUPPORTED=no
3067 BTLS_PLATFORM=
3068 case "$host" in
3069         mips*)
3070                 TARGET=MIPS;
3071                 arch_target=mips;
3072                 with_tls=pthread;
3073                 ACCESS_UNALIGNED="no"
3074
3075                 AC_MSG_CHECKING(for mips n32)
3076                 AC_TRY_COMPILE([],[
3077                 #if _MIPS_SIM != _ABIN32
3078                 #error Not mips n32
3079                 #endif
3080                 return 0;
3081                 ],[
3082                 AC_MSG_RESULT(yes)
3083                 sizeof_register=8
3084                 ],[
3085                 AC_MSG_RESULT(no)
3086                 ])
3087                 ;;
3088         i*86-*-*)
3089                 TARGET=X86;
3090                 arch_target=x86;
3091                 case $host_os in
3092                   solaris*)
3093                         LIBC="libc.so"
3094                         INTL="libintl.so"
3095                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
3096                                 TARGET=AMD64
3097                                 arch_target=amd64
3098                         fi
3099
3100                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
3101                         # int astruct __attribute__ ((visibility ("hidden")));
3102                         # void foo ()
3103                         # {
3104                         #       void *p = &astruct;
3105                         # }
3106                         # gcc -fPIC --shared -o libfoo.so foo.c
3107                         # yields:
3108                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
3109                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
3110                         have_visibility_hidden=no
3111                         ;;
3112                   mingw*|cygwin*)
3113                         have_visibility_hidden=no
3114                         ;;
3115                   haiku*)
3116                         LIBC=libroot.so
3117                         ;;
3118                   linux*)
3119                         AOT_SUPPORTED="yes"
3120                         BTLS_SUPPORTED=yes
3121                         BTLS_PLATFORM=i386
3122                         AC_CHECK_HEADER(stdalign.h,[],[BTLS_SUPPORTED=no])
3123                         ;;
3124                   darwin*)
3125                         AOT_SUPPORTED="yes"
3126                         BTLS_SUPPORTED=yes
3127                         BTLS_PLATFORM=i386
3128                         ;;
3129                   openbsd*|freebsd*|kfreebsd-gnu*)
3130                         ;;
3131                 esac
3132                 ;;
3133         x86_64-*-* | amd64-*-*)
3134                 TARGET=AMD64;
3135                 arch_target=amd64;
3136                 if test "x$ac_cv_sizeof_void_p" = "x4"; then
3137                         AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
3138                         sizeof_register=8
3139                 fi
3140                 case $host_os in
3141                   linux*)
3142                         AOT_SUPPORTED="yes"
3143                         BTLS_SUPPORTED=yes
3144                         BTLS_PLATFORM=x86_64
3145                         AC_CHECK_HEADER(stdalign.h,[],[BTLS_SUPPORTED=no])
3146                         ;;
3147                   darwin*)
3148                         AOT_SUPPORTED="yes"
3149                         BTLS_SUPPORTED=yes
3150                         BTLS_PLATFORM=x86_64
3151                         boehm_supported=false
3152                         ;;
3153                   openbsd*|freebsd*|kfreebsd-gnu*)
3154                         ;;
3155                   mingw*)
3156                         ;;
3157                 esac
3158                 case "$host" in
3159                         x86_64-*-nacl*)
3160                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
3161                                 sizeof_register=8
3162                                 ;;
3163                 esac
3164                 ;;
3165         sparc*-*-*)
3166                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
3167                    TARGET=SPARC64
3168                 else
3169                         TARGET=SPARC
3170                 fi
3171                 arch_target=sparc;
3172                 ACCESS_UNALIGNED="no"
3173                 case $host_os in
3174                   linux*) ;;
3175                   *)
3176                         LIBC="libc.so"
3177                         INTL="libintl.so"
3178                 esac
3179                 if test x"$GCC" = xyes; then
3180                         # We don't support v8 cpus
3181                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
3182                 fi
3183                 if test x"$AR" = xfalse; then
3184                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
3185                 fi
3186                 ;;
3187         *-mingw*|*-*-cygwin*)
3188                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
3189                 have_visibility_hidden=no
3190                 INTL="intl"
3191                 ;;
3192         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
3193         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
3194                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
3195                         TARGET=POWERPC64;
3196                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
3197                         CFLAGS="$CFLAGS -mminimal-toc"
3198                 else
3199                         TARGET=POWERPC;
3200                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
3201                 fi
3202                 arch_target=ppc;
3203                 case $host_os in
3204                   linux*|darwin*)
3205                         ;;
3206                 esac
3207                 ;;
3208         armv7k-*-darwin*)
3209                 TARGET=ARM;
3210                 TARGET_SYS=WATCHOS
3211                 arch_target=arm;
3212                 arm_fpu=VFP_HARD
3213                 ACCESS_UNALIGNED="no"
3214                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
3215                 ;;
3216
3217         arm*-darwin*)
3218                 TARGET=ARM;
3219                 arch_target=arm;
3220                 ACCESS_UNALIGNED="no"
3221                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
3222                 ;;
3223         arm*-linux*)
3224                 TARGET=ARM;
3225                 arch_target=arm;
3226                 ACCESS_UNALIGNED="no"
3227                 AOT_SUPPORTED="yes"
3228                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
3229                 BTLS_SUPPORTED=yes
3230                 BTLS_PLATFORM=arm
3231                 AC_CHECK_HEADER(stdalign.h,[],[BTLS_SUPPORTED=no])
3232                 case "$target" in
3233                 arm*-linux*-gnueabi)
3234                         BTLS_PLATFORM=armsoft
3235                         ;;
3236                 esac
3237                 ;;
3238         arm*-netbsd*-eabi*)
3239                 TARGET=ARM;
3240                 arch_target=arm;
3241                 ACCESS_UNALIGNED="no"
3242                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
3243                 ;;
3244 # TODO: make proper support for NaCl host.
3245 #        arm*-*nacl)
3246 #               TARGET=ARM;
3247 #               arch_target=arm;
3248 #               ACCESS_UNALIGNED="no"
3249 #               AOT_SUPPORTED="no"
3250 #               ;;
3251         aarch64-*)
3252                 # https://lkml.org/lkml/2012/7/15/133
3253                 TARGET=ARM64
3254                 arch_target=arm64
3255                 boehm_supported=false
3256                 AOT_SUPPORTED="yes"
3257                 BTLS_SUPPORTED=yes
3258                 BTLS_PLATFORM=aarch64
3259                 AC_CHECK_HEADER(stdalign.h,[],[BTLS_SUPPORTED=no])
3260                 ;;
3261         s390x-*-linux*)
3262                 TARGET=S390X;
3263                 arch_target=s390x;
3264                 ACCESS_UNALIGNED="yes"
3265                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
3266                 ;;
3267 esac
3268
3269 HOST=$TARGET
3270
3271 if test "x$host" != "x$target"; then
3272    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
3273    enable_mcs_build=no
3274    BTLS_SUPPORTED=no
3275    case "$target" in
3276    arm*-darwin*)
3277                 TARGET=ARM;
3278                 arch_target=arm;
3279                 ACCESS_UNALIGNED="no"
3280                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
3281                 # Can't use tls, since it depends on the runtime detection of tls offsets
3282                 # in mono-compiler.h
3283                 with_tls=pthread
3284                 case "$target" in
3285                 armv7k-*)
3286                         arm_fpu=VFP_HARD
3287                         AC_DEFINE(TARGET_WATCHOS, 1, [...])
3288                         ;;
3289                 esac
3290                 ;;
3291    powerpc64-ps3-linux-gnu)
3292                 TARGET=POWERPC64
3293                 arch_target=powerpc64
3294                 AC_DEFINE(TARGET_PS3, 1, [...])
3295                 # It would be better to just use TARGET_POWERPC64, but lots of code already
3296                 # uses this define
3297                 AC_DEFINE(__mono_ppc64__, 1, [...])
3298                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
3299                 sizeof_register=8
3300                 target_byte_order=G_BIG_ENDIAN
3301                 ;;
3302    powerpc64-xbox360-linux-gnu)
3303                 TARGET=POWERPC64
3304                 arch_target=powerpc64
3305                 AC_DEFINE(TARGET_XBOX360, 1, [...])
3306                 # It would be better to just use TARGET_POWERPC64, but lots of code already
3307                 # uses this define
3308                 sizeof_register=8
3309                 target_byte_order=G_BIG_ENDIAN
3310                 ;;
3311    x86_64-*-nacl)
3312                 TARGET=AMD64
3313                 arch_target=amd64
3314                 AC_DEFINE(TARGET_AMD64, 1, [...])
3315                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
3316                 sizeof_register=8
3317                 ;;
3318 # TODO: make proper support for NaCl target.
3319 #   arm*-*nacl)
3320 #               TARGET=ARM
3321 #               arch_target=arm
3322 #               AC_DEFINE(TARGET_ARM, 1, [...])
3323 #               ACCESS_UNALIGNED="no"
3324 #               sizeof_register=4
3325 #               CPPFLAGS="$CPPFLAGS \
3326 #                    -D__ARM_EABI__ \
3327 #                    -D__arm__ \
3328 #                    -D__portable_native_client__ \
3329 #                    -Dtimezone=_timezone \
3330 #                    -DDISABLE_SOCKETS \
3331 #                    -DDISABLE_ATTACH \
3332 #                    -DUSE_NEWLIB"
3333                 # Can't use tls, since it depends on the runtime detection of tls offsets
3334                 # in mono-compiler.h
3335 #               with_tls=pthread
3336 #               ;;
3337    i686-*-nacl)
3338                 TARGET=X86
3339                 arch_target=x86
3340                 AC_DEFINE(TARGET_X86, 1, [...])
3341                 sizeof_register=4
3342                 ;;
3343    arm*-linux-*)
3344                 TARGET=ARM;
3345                 arch_target=arm;
3346                 AC_DEFINE(TARGET_ARM, 1, [...])
3347                 ACCESS_UNALIGNED="no"
3348                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
3349                 # Can't use tls, since it depends on the runtime detection of tls offsets
3350                 # in mono-compiler.h
3351                 with_tls=pthread
3352                 target_mach=no
3353                 case "$target" in
3354                 armv7l-unknown-linux-gnueabi*)
3355                         # TEGRA
3356                         CPPFLAGS="$CPPFLAGS"
3357                         ;;
3358                 armv5-*-linux-androideabi*)
3359                         AC_DEFINE(TARGET_ANDROID, 1, [...])
3360                         CPPFLAGS="$CPPFLAGS"
3361                         ;;
3362                 *-linux-androideabi*)
3363                         AC_DEFINE(TARGET_ANDROID, 1, [...])
3364                         CPPFLAGS="$CPPFLAGS"
3365                         ;;
3366                 esac
3367                 ;;
3368    arm*-netbsd*-eabi*)
3369                 TARGET=ARM;
3370                 arch_target=arm;
3371                 AC_DEFINE(TARGET_ARM, 1, [...])
3372                 ACCESS_UNALIGNED="no"
3373                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
3374                 # Can't use tls, since it depends on the runtime detection of tls offsets
3375                 # in mono-compiler.h
3376                 with_tls=pthread
3377                 target_mach=no
3378                 ;;
3379    i686*-linux-*)
3380                 TARGET=X86;
3381                 arch_target=x86;
3382                 AC_DEFINE(TARGET_X86, 1, [...])
3383                 CPPFLAGS="$CPPFLAGS"
3384                 # Can't use tls, since it depends on the runtime detection of tls offsets
3385                 # in mono-compiler.h
3386                 with_tls=pthread
3387                 target_mach=no
3388
3389                 case "$target" in
3390                 *-linux-android*)
3391                         AC_DEFINE(TARGET_ANDROID, 1, [...])
3392                         ;;
3393                 esac
3394                 ;;
3395    x86_64*-linux-*)
3396                 TARGET=AMD64;
3397                 arch_target=amd64;
3398                 AC_DEFINE(TARGET_AMD64, 1, [...])
3399                 CPPFLAGS="$CPPFLAGS"
3400                 # Can't use tls, since it depends on the runtime detection of tls offsets
3401                 # in mono-compiler.h
3402                 with_tls=pthread
3403                 target_mach=no
3404
3405                 case "$target" in
3406                 *-linux-android*)
3407                         AC_DEFINE(TARGET_ANDROID, 1, [...])
3408                         ;;
3409                 esac
3410                 ;;
3411    x86_64-ps4-freebsd)
3412                 TARGET=AMD64;
3413                 arch_target=amd64;
3414                 AC_DEFINE(TARGET_AMD64, 1, [...])
3415                 AC_DEFINE(TARGET_PS4, 1, [...])
3416                 AC_DEFINE(DISABLE_HW_TRAPS, 1, [...])
3417                 CPPFLAGS="$CPPFLAGS"
3418                 # Can't use tls, since it depends on the runtime detection of tls offsets
3419                 # in mono-compiler.h
3420                 with_tls=pthread
3421                 target_mach=no
3422                 target_win32=no
3423                 ;;
3424    aarch64*-linux-*)
3425                 TARGET=ARM64;
3426                 arch_target=arm64;
3427                 AC_DEFINE(TARGET_ARM64, 1, [...])
3428                 CPPFLAGS="$CPPFLAGS"
3429                 # Can't use tls, since it depends on the runtime detection of tls offsets
3430                 # in mono-compiler.h
3431                 with_tls=pthread
3432                 target_mach=no
3433                 case "$target" in
3434                 *-linux-android*)
3435                         AC_DEFINE(TARGET_ANDROID, 1, [...])
3436                         ;;
3437                 esac
3438                 ;;
3439         aarch64-*)
3440                 TARGET=ARM64
3441                 ;;
3442         *)
3443                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
3444         esac
3445 fi
3446
3447 case "$TARGET" in
3448 X86)
3449         AC_DEFINE(TARGET_X86, 1, [...])
3450         ;;
3451 AMD64)
3452         AC_DEFINE(TARGET_AMD64, 1, [...])
3453         ;;
3454 ARM)
3455         AC_DEFINE(TARGET_ARM, 1, [...])
3456         ;;
3457 ARM64)
3458         AC_DEFINE(TARGET_ARM64, 1, [...])
3459         ;;
3460 POWERPC)
3461         AC_DEFINE(TARGET_POWERPC, 1, [...])
3462         ;;
3463 POWERPC64)
3464         AC_DEFINE(TARGET_POWERPC, 1, [...])
3465         AC_DEFINE(TARGET_POWERPC64, 1, [...])
3466         ;;
3467 S390X)
3468         AC_DEFINE(TARGET_S390X, 1, [...])
3469         ;;
3470 MIPS)
3471         AC_DEFINE(TARGET_MIPS, 1, [...])
3472         ;;
3473 SPARC)
3474         AC_DEFINE(TARGET_SPARC, 1, [...])
3475         ;;
3476 SPARC64)
3477         AC_DEFINE(TARGET_SPARC64, 1, [...])
3478         ;;
3479 esac
3480
3481 case "$HOST" in
3482 X86)
3483         AC_DEFINE(HOST_X86, 1, [...])
3484         ;;
3485 AMD64)
3486         AC_DEFINE(HOST_AMD64, 1, [...])
3487         ;;
3488 ARM)
3489         AC_DEFINE(HOST_ARM, 1, [...])
3490         ;;
3491 ARM64)
3492         AC_DEFINE(HOST_ARM64, 1, [...])
3493         ;;
3494 POWERPC)
3495         AC_DEFINE(HOST_POWERPC, 1, [...])
3496         ;;
3497 POWERPC64)
3498         AC_DEFINE(HOST_POWERPC, 1, [...])
3499         AC_DEFINE(HOST_POWERPC64, 1, [...])
3500         ;;
3501 S390X)
3502         AC_DEFINE(HOST_S390X, 1, [...])
3503         ;;
3504 MIPS)
3505         AC_DEFINE(HOST_MIPS, 1, [...])
3506         ;;
3507 SPARC)
3508         AC_DEFINE(HOST_SPARC, 1, [...])
3509         ;;
3510 SPARC64)
3511         AC_DEFINE(HOST_SPARC64, 1, [...])
3512         ;;
3513 esac
3514
3515
3516
3517 dnl *************
3518 dnl *** VTUNE ***
3519 dnl *************
3520
3521 AC_ARG_ENABLE(vtune,[  --enable-vtune   Enable the VTUNE back-end], enable_vtune=$enableval, enable_vtune=no)
3522 AC_ARG_WITH(vtune, [  --with-vtune=<vtune prefix>       Enable jit vtune profiling], enable_vtune=yes,)
3523
3524 AM_CONDITIONAL(HAVE_VTUNE, test x$enable_vtune = xyes)
3525
3526 if test "x$enable_vtune" = "xyes"; then
3527         if test "x$with_vtune" = "x"; then
3528                 VTUNE_PATH=/opt/intel/vtune_amplifier_xe
3529         else
3530                 VTUNE_PATH=$with_vtune
3531         fi
3532         VTUNE_INCLUDE=$VTUNE_PATH/include
3533         case "$TARGET" in
3534         X86)
3535                 VTUNE_LIB=$VTUNE_PATH/lib32
3536                 ;;
3537         AMD64)
3538                 VTUNE_LIB=$VTUNE_PATH/lib64
3539                 ;;
3540         *)
3541                 AC_MSG_ERROR([Unsupported target $TARGET for VTUNE.])
3542                 ;;
3543         esac
3544         if test ! -f $VTUNE_INCLUDE/jitprofiling.h; then
3545                 AC_MSG_ERROR([VTUNE $VTUNE_INCLUDE/jitprofiling.h not found.])
3546         fi
3547         if test ! -f $VTUNE_LIB/libjitprofiling.a; then
3548                 AC_MSG_ERROR([VTUNE $VTUNE_LIB/libjitprofiling.a not found.])
3549         fi
3550
3551         VTUNE_CFLAGS=-I$VTUNE_INCLUDE
3552         VTUNE_LIBS="-L/$VTUNE_LIB/ -ljitprofiling"
3553
3554         AC_SUBST(VTUNE_LIBS)
3555         AC_SUBST(VTUNE_CFLAGS)
3556 fi
3557 dnl Use GCC atomic ops if they work on the target.
3558 if test x$GCC = "xyes"; then
3559         case $TARGET in
3560         X86 | AMD64 | ARM | ARM64 | POWERPC | POWERPC64 | MIPS | S390X | SPARC | SPARC64)
3561                 AC_DEFINE(USE_GCC_ATOMIC_OPS, 1, [...])
3562                 ;;
3563         esac
3564 fi
3565
3566 if test "x$target_mach" = "xyes"; then
3567
3568    if test "x$TARGET_SYS" = "xWATCHOS"; then
3569           AC_DEFINE(TARGET_WATCHOS,1,[The JIT/AOT targets WatchOS])
3570           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_WATCHOS"
3571           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_WATCHOS"
3572           BTLS_SUPPORTED=no
3573    elif test "x$TARGET" = "xARM" -o "x$TARGET" = "xARM64"; then
3574           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
3575           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
3576           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
3577           BTLS_SUPPORTED=no
3578    else
3579        AC_TRY_COMPILE([#include "TargetConditionals.h"],[
3580        #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1
3581        #error fail this for ios
3582        #endif
3583        return 0;
3584        ], [
3585                   AC_DEFINE(TARGET_OSX,1,[The JIT/AOT targets OSX])
3586           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_OSX"
3587           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_OSX"
3588           target_osx=yes
3589        ], [
3590           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
3591           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
3592           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
3593           BTLS_SUPPORTED=no
3594        ])
3595         fi
3596    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
3597 fi
3598
3599 AM_CONDITIONAL(TARGET_OSX, test x$target_osx = xyes)
3600
3601 if test "x$sizeof_register" = "x4"; then
3602    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
3603 elif test "x$sizeof_register" = "x8"; then
3604    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
3605 else
3606    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
3607 fi
3608
3609 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
3610    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
3611 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
3612    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
3613 else
3614    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
3615 fi
3616
3617 if test "x$have_visibility_hidden" = "xyes"; then
3618    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
3619 fi
3620
3621 if test "x$have_deprecated" = "xyes"; then
3622    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
3623 fi
3624
3625 AC_ARG_ENABLE(interpreter, [  --enable-interpreter       Enable Interpreter], enable_interpreter=$enableval, enable_interpreter=no)
3626
3627 if test "x$enable_interpreter" = "xyes"; then
3628         AC_DEFINE(ENABLE_INTERPRETER, 1, [Enable Interpreter])
3629 fi
3630
3631 AM_CONDITIONAL(ENABLE_INTERPRETER, [test x$enable_interpreter = xyes])
3632
3633
3634 dnl
3635 dnl Simple Generational checks (sgen)
3636 dnl
3637 SGEN_DEFINES=
3638 AC_ARG_WITH(sgen,                    [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=yes])
3639 AC_ARG_WITH(sgen-default-concurrent, [  --with-sgen-default-concurrent=yes,no             Use Concurrent GC, default=no],[],[with_sgen_default_concurrent=no])
3640 if test x$buildsgen = xyes; then
3641    AC_DEFINE(HAVE_MOVING_COLLECTOR, 1, [Moving collector])
3642    SGEN_DEFINES="-DHAVE_SGEN_GC"
3643
3644         conc_gc_msg=""
3645    if test x$with_sgen_default_concurrent != xno; then
3646        AC_DEFINE(HAVE_CONC_GC_AS_DEFAULT, 1, [Defaults to concurrent GC])
3647            conc_gc_msg=" (concurrent by default)"
3648    fi
3649
3650    if test "x$gc_msg" = "x"; then
3651       gc_msg="sgen$conc_gc_msg"
3652    else
3653       gc_msg="sgen$conc_gc_msg and $gc_msg"
3654    fi
3655 fi
3656 AC_SUBST(SGEN_DEFINES)
3657 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
3658
3659 jit_status="Building and using the JIT"
3660
3661 libsuffix=".so"
3662
3663 case "$host" in
3664      *-*-darwin*)
3665         libsuffix=".dylib"
3666         LIBC="libc.dylib"
3667         INTL="libintl.dylib"
3668         SQLITE="libsqlite.0.dylib"
3669         SQLITE3="libsqlite3.0.dylib"
3670         X11="libX11.dylib"
3671         GDKX11="libgdk-x11-2.0.dylib"
3672         GTKX11="libgtk-x11-2.0.dylib"
3673         ;;
3674      *-*-*netbsd*)
3675         LIBC="libc.so"
3676         INTL="libintl.so"
3677         SQLITE="libsqlite.so"
3678         SQLITE3="libsqlite3.so"
3679         ;;
3680      *-*-kfreebsd*-gnu)
3681         LIBC="libc.so.0.1"
3682         INTL="libc.so.0.1"
3683         X11="libX11.so.6"
3684         ;;
3685     *-*-*freebsd*)
3686         LIBC="libc.so.7"
3687         INTL="libintl.so"
3688         SQLITE="libsqlite.so"
3689         SQLITE3="libsqlite3.so"
3690         ;;
3691     *-*-*openbsd*)
3692         LIBC="libc.so"
3693         INTL="libintl.so"
3694         SQLITE="libsqlite.so"
3695         SQLITE3="libsqlite3.so"
3696         ;;
3697     *-*-*linux*)
3698         AC_PATH_X
3699         dlsearch_path=`(libtool --config ; echo eval echo \\$sys_lib_dlsearch_path_spec) | sh`
3700         AC_MSG_CHECKING(for the soname of libX11.so)
3701         for i in $x_libraries $dlsearch_path; do
3702                 for r in 4 5 6; do
3703                         if test -f $i/libX11.so.$r; then
3704                                 X11=libX11.so.$r
3705                                 AC_MSG_RESULT($X11)
3706                         fi
3707                 done
3708         done
3709
3710         if test "x$X11" = "xlibX11.so"; then
3711                 AC_MSG_WARN([Could not find libX11.so. Do you have X.org or XFree86 installed? Assuming libX11.so.6...]);
3712                 X11=libX11.so.6
3713         fi
3714         ;;
3715 esac
3716
3717
3718 AC_SUBST(libsuffix)
3719
3720 AC_ARG_WITH([libgdiplus],
3721         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
3722         [], [with_libgdiplus=installed])
3723
3724 # default install location
3725 libgdiplus_install_loc=libgdiplus${libsuffix}
3726 case "$host" in
3727     *-*-*linux*)
3728     libgdiplus_install_loc=libgdiplus${libsuffix}.0
3729     ;;
3730 esac
3731
3732 case $with_libgdiplus in
3733     no|installed)
3734     libgdiplus_loc=
3735     ;;
3736
3737     yes|sibling)
3738     libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la
3739     ;;
3740
3741     /*) # absolute path, assume it is an install location
3742     libgdiplus_loc=$with_libgdiplus
3743     libgdiplus_install_loc=$with_libgdiplus
3744     ;;
3745
3746     *)
3747     libgdiplus_loc=`pwd`/$with_libgdiplus
3748     ;;
3749 esac
3750 AC_SUBST([libgdiplus_loc])
3751 AC_SUBST([libgdiplus_install_loc])
3752
3753 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
3754 if test "x$icall_symbol_map" = "xyes"; then
3755    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
3756 fi
3757
3758 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
3759 if test "x$icall_export" = "xyes"; then
3760    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
3761 fi
3762
3763 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
3764 if test "x$icall_tables" = "xno"; then
3765    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
3766 fi
3767
3768 if test "x$with_tls" = "x__thread"; then
3769         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
3770         # Pass the information to libgc
3771         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
3772         AC_MSG_CHECKING(if the tls_model attribute is supported)
3773         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
3774                 ], [
3775                         AC_MSG_RESULT(yes)
3776                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tls_model available])
3777                 ], [
3778                         AC_MSG_RESULT(no)
3779         ])
3780 fi
3781
3782 if test ${TARGET} = ARM; then
3783         dnl ******************************************
3784         dnl *** Check to see what FPU is available ***
3785         dnl ******************************************
3786         AC_MSG_CHECKING(which FPU to use)
3787
3788         #
3789         # This is a bit tricky:
3790         #
3791         # if (__ARM_PCS_VFP) {
3792         #       /* mfloat-abi=hard == VFP with hard ABI */
3793         # } elif (!__SOFTFP__) {
3794         #       /* mfloat-abi=softfp == VFP with soft ABI */
3795         # } else {
3796         #       /* mfloat-abi=soft == no VFP */
3797         # }
3798         #
3799         # The exception is iOS (w/ GCC) where none of the above
3800         # are defined (but iOS always uses the 'softfp' ABI).
3801         #
3802         # No support for FPA.
3803         #
3804
3805         fpu=NONE
3806
3807         # iOS GCC always uses the 'softfp' ABI.
3808         if test x"$GCC" = xyes && test x$host_darwin = xyes; then
3809                 fpu=VFP
3810         fi
3811
3812         # Are we using the 'hard' ABI?
3813         if test x$fpu = xNONE; then
3814                 AC_TRY_COMPILE([], [
3815                         #ifndef __ARM_PCS_VFP
3816                         #error "Float ABI is not 'hard'"
3817                         #endif
3818                         return 0;
3819                 ], [
3820                         fpu=VFP_HARD
3821                 ], [
3822                         fpu=NONE
3823                 ])
3824         fi
3825
3826         # No 'hard' ABI. 'soft' or 'softfp'?
3827         if test x$fpu = xNONE; then
3828                 AC_TRY_COMPILE([], [
3829                         #ifdef __SOFTFP__
3830                         #error "Float ABI is not 'softfp'"
3831                         #endif
3832                         return 0;
3833                 ], [
3834                         fpu=VFP
3835                 ], [
3836                         fpu=NONE
3837                 ])
3838         fi
3839
3840         if test x$arm_fpu != x; then
3841            fpu=$arm_fpu
3842         fi
3843
3844         AC_MSG_RESULT($fpu)
3845         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
3846         unset fpu
3847
3848         dnl *********************************************
3849         dnl *** Check which ARM version(s) we can use ***
3850         dnl *********************************************
3851         AC_MSG_CHECKING(which ARM version to use)
3852
3853         AC_TRY_COMPILE([], [
3854                 #if !defined(__ARM_ARCH_5T__) && !defined(__ARM_ARCH_5TE__) && !defined(__ARM_ARCH_5TEJ__)
3855                 #error Not on ARM v5.
3856                 #endif
3857                 return 0;
3858         ], [
3859                 arm_v5=yes
3860
3861                 arm_ver=ARMv5
3862         ], [])
3863
3864         AC_TRY_COMPILE([], [
3865                 #if !defined(__ARM_ARCH_6J__) && !defined(__ARM_ARCH_6ZK__) && !defined(__ARM_ARCH_6K__) && !defined(__ARM_ARCH_6T2__) && !defined(__ARM_ARCH_6M__)
3866                 #error Not on ARM v6.
3867                 #endif
3868                 return 0;
3869         ], [
3870                 arm_v5=yes
3871                 arm_v6=yes
3872
3873                 arm_ver=ARMv6
3874         ], [])
3875
3876         AC_TRY_COMPILE([], [
3877                 #if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_7R__) && !defined(__ARM_ARCH_7EM__) && !defined(__ARM_ARCH_7M__) && !defined(__ARM_ARCH_7S__)
3878                 #error Not on ARM v7.
3879                 #endif
3880                 return 0;
3881         ], [
3882                 arm_v5=yes
3883                 arm_v6=yes
3884                 arm_v7=yes
3885
3886                 arm_ver=ARMv7
3887         ], [])
3888
3889         AC_MSG_RESULT($arm_ver)
3890
3891         if test x$arm_v5 = xyes; then
3892                 AC_DEFINE(HAVE_ARMV5, 1, [ARM v5])
3893                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV5=1"
3894         fi
3895
3896         if test x$arm_v6 = xyes; then
3897                 AC_DEFINE(HAVE_ARMV6, 1, [ARM v6])
3898                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV6=1"
3899         fi
3900
3901         if test x$arm_v7 = xyes; then
3902                 AC_DEFINE(HAVE_ARMV7, 1, [ARM v7])
3903                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV7=1"
3904         fi
3905 fi
3906
3907 if test ${TARGET} = unknown; then
3908         CPPFLAGS="$CPPFLAGS -DNO_PORT"
3909         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
3910 fi
3911
3912 if test "x$platform_android" = "xyes"; then
3913         case "x${TARGET}" in
3914         xARM)
3915                 case "x$arm_ver" in
3916                 xARMv5)
3917                         BTLS_SUPPORTED=yes
3918                         BTLS_PLATFORM=android-armv5
3919                         ;;
3920                 xARMv6)
3921                         BTLS_SUPPORTED=yes
3922                         BTLS_PLATFORM=android-armv6
3923                         ;;
3924                 xARMv7)
3925                         BTLS_SUPPORTED=yes
3926                         BTLS_PLATFORM=android-armv7
3927                         ;;
3928                 *)
3929                         BTLS_SUPPORTED=no
3930                         ;;
3931                 esac
3932                 ;;
3933         xARM64)
3934                 BTLS_SUPPORTED=yes
3935                 BTLS_PLATFORM=android-v8a
3936                 ;;
3937         xX86)
3938                 BTLS_SUPPORTED=yes
3939                 BTLS_PLATFORM=android-x86
3940                 ;;
3941         xAMD64)
3942                 BTLS_SUPPORTED=yes
3943                 BTLS_PLATFORM=android-x64
3944                 ;;
3945         *)
3946                 BTLS_SUPPORTED=no
3947                 ;;
3948         esac
3949 fi
3950
3951 if test ${ACCESS_UNALIGNED} = no; then
3952         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
3953 fi
3954
3955 if test x$host_darwin = xyes; then
3956         AC_MSG_CHECKING([for ranlib that supports -no_warning_for_no_symbols option])
3957         AS_IF(
3958                 [$RANLIB -no_warning_for_no_symbols 2>&1 | grep -q "unknown option"],
3959                 [AC_MSG_RESULT([no])],
3960                 [
3961                         # avoid AR calling ranlib, libtool calls it anyway. suppress no symbols warning.
3962                         AR_FLAGS="Scru"
3963                         RANLIB="$RANLIB -no_warning_for_no_symbols"
3964                         AC_MSG_RESULT([yes])
3965                 ]
3966         )
3967 fi
3968
3969 case "x$libgc" in
3970         xincluded)
3971                 # Pass CPPFLAGS to libgc configure
3972                 # We should use a separate variable for this to avoid passing useless and
3973                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
3974                 # This should be executed late so we pick up the final version of CPPFLAGS
3975                 # The problem with this approach, is that during a reconfigure, the main
3976                 # configure scripts gets invoked with these arguments, so we use separate
3977                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
3978                 TMP_CPPFLAGS="$CPPFLAGS $CPPFLAGS_FOR_LIBGC"
3979                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
3980                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
3981                 fi
3982                 # Don't pass -finstrument-for-thread-suspension in,
3983                 # if these are instrumented it will be very bad news
3984                 # (infinite recursion, undefined parking behavior, etc)
3985                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
3986                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
3987                 if test "x$support_boehm" = "xyes"; then
3988                         AC_CONFIG_SUBDIRS(libgc)
3989                 fi
3990                 ;;
3991 esac
3992
3993 MALLOC_MEMPOOLS=no
3994 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
3995         if test x$with_malloc_mempools = xyes; then
3996                 MALLOC_MEMPOOLS=yes
3997                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
3998         fi
3999 ])
4000
4001
4002 DISABLE_MCS_DOCS=default
4003 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
4004         if test x$with_mcs_docs != xyes; then
4005                 DISABLE_MCS_DOCS=yes
4006         fi
4007 ])
4008 if test -n "$INSTALL_4_x_TRUE"; then :
4009         DISABLE_MCS_DOCS=yes
4010 fi
4011 if test "x$DISABLE_MCS_DOCS" = "xdefault"; then
4012    DISABLE_MCS_DOCS=$DISABLE_MCS_DOCS_default
4013 fi
4014
4015 AC_ARG_WITH(lazy_gc_thread_creation, [  --with-lazy-gc-thread-creation=yes|no      Enable lazy runtime thread creation, embedding host must do it explicitly (defaults to no)],[
4016         if test x$with_lazy_gc_thread_creation != xno ; then
4017                 AC_DEFINE(LAZY_GC_THREAD_CREATION,1,[Enable lazy gc thread creation by the embedding host.])
4018         fi
4019 ], [with_lazy_gc_thread_creation=no])
4020
4021 AC_ARG_WITH(cooperative_gc, [  --with-cooperative-gc=yes|no      Enable cooperative stop-the-world garbage collection (sgen only) (defaults to no)], [], [with_cooperative_gc=default])
4022
4023 if test x$with_cooperative_gc = xdefault; then
4024         with_cooperative_gc=$with_cooperative_gc_default
4025 fi
4026
4027 if test x$with_cooperative_gc != xno; then
4028         AC_DEFINE(USE_COOP_GC,1,[Enable cooperative stop-the-world garbage collection.])
4029 fi
4030
4031 AM_CONDITIONAL([ENABLE_COOP], [test x$with_cooperative_gc != xno])
4032
4033 AC_ARG_ENABLE(checked_build, [  --enable-checked-build=LIST      To enable checked build (expensive asserts), configure with a comma-separated LIST of checked build modules and then include that same list in the environment variable MONO_CHECK_MODE at runtime. Recognized checked build modules: all, gc, metadata, thread],[
4034
4035         if test x$enable_checked_build != x ; then
4036                 AC_DEFINE(ENABLE_CHECKED_BUILD,1,[Enable checked build])
4037         fi
4038         for feature in `echo "$enable_checked_build" | sed -e "s/,/ /g"`; do
4039                 eval "mono_checked_build_test_enable_$feature='yes'"
4040         done
4041
4042         if test "x$mono_checked_build_test_enable_all" = "xyes"; then
4043                 eval "mono_checked_build_test_enable_gc='yes'"
4044                 eval "mono_checked_build_test_enable_metadata='yes'"
4045                 eval "mono_checked_build_test_enable_thread='yes'"
4046         fi
4047
4048         if test "x$mono_checked_build_test_enable_gc" = "xyes"; then
4049                 AC_DEFINE(ENABLE_CHECKED_BUILD_GC, 1, [Enable GC checked build])
4050         fi
4051
4052         if test "x$mono_checked_build_test_enable_metadata" = "xyes"; then
4053                 AC_DEFINE(ENABLE_CHECKED_BUILD_METADATA, 1, [Enable metadata checked build])
4054         fi
4055
4056         if test "x$mono_checked_build_test_enable_thread" = "xyes"; then
4057                 AC_DEFINE(ENABLE_CHECKED_BUILD_THREAD, 1, [Enable thread checked build])
4058         fi
4059
4060 ], [])
4061
4062 AC_CHECK_HEADER([malloc.h],
4063                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
4064                         [Define to 1 if you have /usr/include/malloc.h.])],,)
4065
4066 if test x"$GCC" = xyes; then
4067         # Implicit function declarations are not 64 bit safe
4068         # Do this late, since this causes lots of configure tests to fail
4069         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
4070         # jay has a lot of implicit declarations
4071         JAY_CFLAGS="-Wno-implicit-function-declaration"
4072 fi
4073
4074 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
4075 # instead of libmono-static.a
4076 if test "x$enable_shared" = "xno" -a "x$enable_executables" = "xyes"; then
4077    LIBMONO_LA=libmini-static.la
4078 else
4079    if test x$buildsgen = xyes; then
4080       LIBMONO_LA=libmonosgen-$API_VER.la
4081    else
4082       LIBMONO_LA=libmonoboehm-$API_VER.la
4083    fi
4084 fi
4085 AC_SUBST(LIBMONO_LA)
4086
4087 dnl **************
4088 dnl ***  Btls  ***
4089 dnl **************
4090
4091 AC_ARG_ENABLE(btls, [  --disable-btls             Disable the BoringTls provider], enable_btls=$enableval, enable_btls=$BTLS_SUPPORTED)
4092 AC_ARG_WITH(btls_android_ndk, [  --with-btls-android-ndk        Android NDK for BoringTls])
4093
4094 AM_CONDITIONAL(BTLS, test x$enable_btls = xyes)
4095
4096 btls_android=no
4097 if test "x$enable_btls" = "xyes"; then
4098         AC_PATH_PROG(CMAKE, [cmake], [no], [$PATH:/Applications/CMake.app/Contents/bin:/usr/local/bin])
4099         if test "x$CMAKE" = "xno"; then
4100                 AC_MSG_ERROR("cmake not found")
4101         fi
4102
4103         BTLS_ROOT=`cd $srcdir && pwd`/external/boringssl
4104         AC_SUBST(BTLS_ROOT)
4105
4106         btls_arch=
4107         btls_cflags=
4108         BTLS_CMAKE_ARGS=
4109
4110         case "$BTLS_PLATFORM" in
4111         i386)
4112                 btls_arch=i386
4113                 btls_cflags="-m32"
4114                 case $host_os in
4115                         darwin*)
4116                                 btls_cflags="$btls_cflags -arch i386"
4117                 esac
4118                 ;;
4119         x86_64)
4120                 btls_arch=x86_64
4121                 ;;
4122         arm)
4123                 btls_arch=arm
4124                 ;;
4125         armsoft)
4126                 btls_arch=arm
4127                 btls_cflags="-DOPENSSL_NO_ASM=1"
4128                 ;;
4129         aarch64)
4130                 btls_arch=aarch64
4131                 ;;
4132         android-armv5)
4133                 BTLS_CMAKE_ARGS="-DANDROID_ABI=\"armeabi\" -DANDROID_NATIVE_API_LEVEL=12"
4134                 ;;
4135         android-armv6)
4136                 BTLS_CMAKE_ARGS="-DANDROID_ABI=\"armeabi\" -DANDROID_NATIVE_API_LEVEL=12"
4137                 ;;
4138         android-armv7)
4139                 BTLS_CMAKE_ARGS="-DANDROID_ABI=\"armeabi-v7a\" -DANDROID_NATIVE_API_LEVEL=12"
4140                 ;;
4141         android-v8a)
4142                 BTLS_CMAKE_ARGS="-DANDROID_ABI=\"arm64-v8a\" -DANDROID_NATIVE_API_LEVEL=12"
4143                 ;;
4144         android-x86)
4145                 BTLS_CMAKE_ARGS="-DANDROID_ABI=\"x86\" -DANDROID_NATIVE_API_LEVEL=12"
4146                 ;;
4147         android-x64)
4148                 BTLS_CMAKE_ARGS="-DANDROID_ABI=\"x86_64\" -DANDROID_NATIVE_API_LEVEL=12"
4149                 ;;
4150         *)
4151                 AC_MSG_ERROR(Invalid BTLS platform)
4152         esac
4153
4154         if test "x$platform_android" = "xyes"; then
4155                 btls_android=yes
4156                 BTLS_CMAKE_ARGS="$BTLS_CMAKE_ARGS -DCMAKE_TOOLCHAIN_FILE=$BTLS_ROOT/util/android-cmake/android.toolchain.cmake"
4157                 if test "x$with_btls_android_ndk" != "x"; then
4158                         BTLS_CMAKE_ARGS="$BTLS_CMAKE_ARGS -DANDROID_NDK=\"$with_btls_android_ndk\""
4159                 else
4160                         AC_MSG_ERROR([Need to pass the --with-btls-android-ndk argument when building with BTLS support on Android.])
4161                 fi
4162         fi
4163
4164         if test "x$btls_arch" != "x"; then
4165                 BTLS_CMAKE_ARGS="$BTLS_CMAKE_ARGS -DBTLS_ARCH=\"$btls_arch\""
4166         fi
4167
4168         BTLS_CFLAGS="$CPPFLAGS_FOR_BTLS $btls_cflags"
4169         AC_SUBST(BTLS_ARCH)
4170         AC_SUBST(BTLS_CFLAGS)
4171         AC_SUBST(BTLS_PLATFORM)
4172         AC_SUBST(BTLS_CMAKE_ARGS)
4173
4174         AC_DEFINE(HAVE_BTLS, 1, [BoringTls is supported])
4175 else
4176         enable_btls=no
4177 fi
4178
4179 AM_CONDITIONAL(BTLS_ANDROID, test x$btls_android = xyes)
4180
4181 if test x$DISABLE_MCS_DOCS = xyes; then
4182    docs_dir=""
4183 else
4184    docs_dir=docs
4185 fi
4186 AC_SUBST(docs_dir)
4187
4188 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
4189 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
4190
4191 libmono_ldflags="$libmono_ldflags $LIBS"
4192
4193 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
4194 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
4195 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
4196 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
4197 AM_CONDITIONAL(X86, test x$TARGET = xX86)
4198 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
4199 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
4200 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
4201 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
4202 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
4203 AM_CONDITIONAL(ARM64, test x$TARGET = xARM64)
4204 AM_CONDITIONAL(S390X, test x$TARGET = xS390X)
4205 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
4206 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
4207 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
4208 AM_CONDITIONAL(HOST_ARM64, test x$HOST = xARM64)
4209 AM_CONDITIONAL(CROSS_COMPILE, test "x$host" != "x$target")
4210
4211 AC_SUBST(LIBC)
4212 AC_SUBST(INTL)
4213 AC_SUBST(SQLITE)
4214 AC_SUBST(SQLITE3)
4215 AC_SUBST(X11)
4216 AC_SUBST(GDKX11)
4217 AC_SUBST(GTKX11)
4218 AC_SUBST(XINERAMA)
4219 AC_DEFINE_UNQUOTED(MONO_ARCHITECTURE,"$arch_target",[The architecture this is running on])
4220 AC_SUBST(arch_target)
4221 AC_SUBST(CFLAGS)
4222 AC_SUBST(CPPFLAGS)
4223 AC_SUBST(LDFLAGS)
4224
4225 #This must always be defined when building the runtime
4226 AC_DEFINE(MONO_INSIDE_RUNTIME,1, [Disable banned functions from being used by the runtime])
4227
4228 mono_build_root=`pwd`
4229 AC_SUBST(mono_build_root)
4230
4231 mono_runtime=mono/mini/mono
4232 AC_SUBST(mono_runtime)
4233
4234 CSC_LOCATION=`cd $srcdir && pwd`/external/roslyn-binaries/Microsoft.Net.Compilers/Microsoft.Net.Compilers.2.3.0/tools/csc.exe
4235
4236 if test $csc_compiler = mcs; then
4237   CSC=$mcs_topdir/class/lib/build/mcs.exe
4238 else
4239   CSC=$CSC_LOCATION
4240 fi
4241
4242 mono_cfg_root=$mono_build_root/runtime
4243 if test x$host_win32 = xyes; then
4244   if test "x$cross_compiling" = "xno"; then
4245     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
4246     CSC=`cygpath -m -a $CSC`
4247     CSC_LOCATION=`cygpath -m -a $CSC_LOCATION`
4248   else
4249     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
4250   fi
4251 else
4252   mono_cfg_dir=$mono_cfg_root/etc
4253 fi
4254 AC_SUBST(mono_cfg_dir)
4255
4256 AC_SUBST(CSC)
4257
4258 AC_CONFIG_FILES([po/mcs/Makefile.in])
4259
4260 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
4261 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
4262
4263 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
4264 [   depth=../../../..
4265     case $srcdir in
4266     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4267     .) reldir=$depth ;;
4268     *) reldir=$depth/$srcdir ;;
4269     esac
4270     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
4271     cd runtime/etc/mono/1.0
4272     rm -f machine.config
4273     $LN_S $reldir/data/net_1_1/machine.config machine.config
4274     cd $depth
4275 ],[LN_S='$LN_S'])
4276
4277 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
4278 [   depth=../../../..
4279     case $srcdir in
4280     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4281     .) reldir=$depth ;;
4282     *) reldir=$depth/$srcdir ;;
4283     esac
4284     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
4285     cd runtime/etc/mono/2.0
4286     rm -f machine.config
4287     $LN_S $reldir/data/net_2_0/machine.config machine.config
4288     cd $depth
4289 ],[LN_S='$LN_S'])
4290
4291 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
4292 [   depth=../../../..
4293     case $srcdir in
4294     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4295     .) reldir=$depth ;;
4296     *) reldir=$depth/$srcdir ;;
4297     esac
4298     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
4299     cd runtime/etc/mono/2.0
4300     rm -f web.config
4301     $LN_S $reldir/data/net_2_0/web.config web.config
4302     cd $depth
4303 ],[LN_S='$LN_S'])
4304
4305 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
4306 [   depth=../../..
4307     case $srcdir in
4308     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4309     .) reldir=$depth ;;
4310     *) reldir=$depth/$srcdir ;;
4311     esac
4312     $ac_aux_dir/install-sh -d runtime/etc/mono/
4313     cd runtime/etc/mono/
4314     rm -f browscap.ini
4315     $LN_S $reldir/data/browscap.ini browscap.ini
4316     cd $depth
4317 ],[LN_S='$LN_S'])
4318
4319 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
4320 [   depth=../../../../..
4321     case $srcdir in
4322     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4323     .) reldir=$depth ;;
4324     *) reldir=$depth/$srcdir ;;
4325     esac
4326     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
4327     cd runtime/etc/mono/2.0/Browsers
4328     rm -f Compat.browser
4329     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
4330     cd $depth
4331 ],[LN_S='$LN_S'])
4332
4333 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/Browsers/Compat.browser],
4334 [   depth=../../../../..
4335     case $srcdir in
4336     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4337     .) reldir=$depth ;;
4338     *) reldir=$depth/$srcdir ;;
4339     esac
4340     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0/Browsers/
4341     cd runtime/etc/mono/4.0/Browsers
4342     rm -f Compat.browser
4343     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
4344     cd $depth
4345 ],[LN_S='$LN_S'])
4346
4347 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/Browsers/Compat.browser],
4348 [   depth=../../../../..
4349     case $srcdir in
4350     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4351     .) reldir=$depth ;;
4352     *) reldir=$depth/$srcdir ;;
4353     esac
4354     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5/Browsers/
4355     cd runtime/etc/mono/4.5/Browsers
4356     rm -f Compat.browser
4357     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
4358     cd $depth
4359 ],[LN_S='$LN_S'])
4360
4361 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
4362 [   depth=../../../..
4363     case $srcdir in
4364     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4365     .) reldir=$depth ;;
4366     *) reldir=$depth/$srcdir ;;
4367     esac
4368     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
4369     cd runtime/etc/mono/4.0
4370     rm -f machine.config
4371     $LN_S $reldir/data/net_4_0/machine.config machine.config
4372     cd $depth
4373 ],[LN_S='$LN_S'])
4374
4375 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
4376 [   depth=../../../..
4377     case $srcdir in
4378     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4379     .) reldir=$depth ;;
4380     *) reldir=$depth/$srcdir ;;
4381     esac
4382     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
4383     cd runtime/etc/mono/4.0
4384     rm -f web.config
4385     $LN_S $reldir/data/net_4_0/web.config web.config
4386     cd $depth
4387 ],[LN_S='$LN_S'])
4388
4389 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
4390 [   depth=../../../..
4391     case $srcdir in
4392     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4393     .) reldir=$depth ;;
4394     *) reldir=$depth/$srcdir ;;
4395     esac
4396     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
4397     cd runtime/etc/mono/4.5
4398     rm -f machine.config
4399     $LN_S $reldir/data/net_4_5/machine.config machine.config
4400     cd $depth
4401 ],[LN_S='$LN_S'])
4402
4403 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
4404 [   depth=../../../..
4405     case $srcdir in
4406     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
4407     .) reldir=$depth ;;
4408     *) reldir=$depth/$srcdir ;;
4409     esac
4410     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
4411     cd runtime/etc/mono/4.5
4412     rm -f web.config
4413     $LN_S $reldir/data/net_4_5/web.config web.config
4414     cd $depth
4415 ],[LN_S='$LN_S'])
4416
4417 AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/echo "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool; sed -e 's/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
4418 AC_CONFIG_COMMANDS([nolock-libtool], [sed -e 's/lock_old_archive_extraction=yes/lock_old_archive_extraction=no/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
4419
4420 AC_OUTPUT([
4421 Makefile
4422 mono-uninstalled.pc
4423 acceptance-tests/Makefile
4424 llvm/Makefile
4425 scripts/mono-find-provides
4426 scripts/mono-find-requires
4427 mono/Makefile
4428 mono/btls/Makefile
4429 mono/utils/Makefile
4430 mono/metadata/Makefile
4431 mono/dis/Makefile
4432 mono/cil/Makefile
4433 mono/arch/Makefile
4434 mono/arch/x86/Makefile
4435 mono/arch/amd64/Makefile
4436 mono/arch/ppc/Makefile
4437 mono/arch/sparc/Makefile
4438 mono/arch/s390x/Makefile
4439 mono/arch/arm/Makefile
4440 mono/arch/arm64/Makefile
4441 mono/arch/mips/Makefile
4442 mono/sgen/Makefile
4443 mono/tests/Makefile
4444 mono/tests/tests-config
4445 mono/tests/gc-descriptors/Makefile
4446 mono/tests/testing_gac/Makefile
4447 mono/unit-tests/Makefile
4448 mono/benchmark/Makefile
4449 mono/mini/Makefile
4450 mono/profiler/Makefile
4451 m4/Makefile
4452 ikvm-native/Makefile
4453 scripts/Makefile
4454 man/Makefile
4455 docs/Makefile
4456 data/Makefile
4457 data/net_2_0/Makefile
4458 data/net_4_0/Makefile
4459 data/net_4_5/Makefile
4460 data/net_2_0/Browsers/Makefile
4461 data/net_4_0/Browsers/Makefile
4462 data/net_4_5/Browsers/Makefile
4463 data/mint.pc
4464 data/mono-2.pc
4465 data/monosgen-2.pc
4466 data/mono.pc
4467 data/mono-cairo.pc
4468 data/mono-nunit.pc
4469 data/mono-options.pc
4470 data/mono-lineeditor.pc
4471 data/monodoc.pc
4472 data/dotnet.pc
4473 data/dotnet35.pc
4474 data/wcf.pc
4475 data/cecil.pc
4476 data/system.web.extensions_1.0.pc
4477 data/system.web.extensions.design_1.0.pc
4478 data/system.web.mvc.pc
4479 data/system.web.mvc2.pc
4480 data/system.web.mvc3.pc
4481 data/aspnetwebstack.pc
4482 data/reactive.pc
4483 samples/Makefile
4484 support/Makefile
4485 data/config
4486 tools/Makefile
4487 tools/locale-builder/Makefile
4488 tools/sgen/Makefile
4489 tools/monograph/Makefile
4490 tools/pedump/Makefile
4491 runtime/Makefile
4492 msvc/Makefile
4493 po/Makefile
4494 ])
4495
4496 # Update all submodules recursively to ensure everything is checked out
4497 $srcdir/scripts/update_submodules.sh
4498
4499 if test x$host_win32 = xyes; then
4500    # Get rid of 'cyg' prefixes in library names
4501    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
4502    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
4503    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
4504    # executable doesn't work...
4505    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
4506 fi
4507
4508 if test x$host_darwin = xyes; then
4509    # This doesn't seem to be required and it slows down parallel builds
4510    sed -e 's,lock_old_archive_extraction=yes,lock_old_archive_extraction=no,g' < libtool > libtool.new && mv libtool.new libtool && chmod +x libtool
4511 fi
4512
4513 (
4514   case $prefix in
4515   NONE) prefix=$ac_default_prefix ;;
4516   esac
4517   case $exec_prefix in
4518   NONE) exec_prefix='${prefix}' ;;
4519   esac
4520
4521   #
4522   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
4523   # any existing config.make.  This allows people to share the same source tree
4524   # with different build directories, one native and one cross
4525   #
4526   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
4527
4528     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
4529
4530     echo "prefix=$prefix" > $mcs_topdir/build/config.make
4531     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
4532     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
4533     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
4534     echo "mono_build_root=$mono_build_root" >> $mcs_topdir/build/config.make
4535     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
4536     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
4537     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
4538     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
4539
4540     case $INSTALL in
4541     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
4542     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
4543     esac
4544
4545     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
4546
4547     export VERSION
4548     [myver=$($AWK 'BEGIN {
4549       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
4550       if(length(vsplit [1]) > 4) {
4551         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
4552       }
4553       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
4554     }')]
4555
4556     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
4557     echo "MONO_CORLIB_VERSION = $MONO_CORLIB_VERSION" >> $mcs_topdir/build/config.make
4558
4559     if test x$host_darwin = xyes; then
4560       echo "BUILD_PLATFORM = darwin" >> $mcs_topdir/build/config.make
4561     elif test x$host_win32 = xyes; then
4562       echo "BUILD_PLATFORM = win32" >> $mcs_topdir/build/config.make
4563     else
4564       echo "BUILD_PLATFORM = linux" >> $mcs_topdir/build/config.make
4565     fi
4566
4567     if test x$host_darwin = xyes; then
4568       echo "HOST_PLATFORM ?= darwin" >> $mcs_topdir/build/config.make
4569     elif test x$host_win32 = xyes; then
4570       echo "HOST_PLATFORM ?= win32" >> $mcs_topdir/build/config.make
4571     else
4572       echo "HOST_PLATFORM ?= linux" >> $mcs_topdir/build/config.make
4573     fi
4574
4575     if test "x$PLATFORM_AOT_SUFFIX" != "x"; then
4576       echo "PLATFORM_AOT_SUFFIX = $PLATFORM_AOT_SUFFIX" >> $mcs_topdir/build/config.make
4577     fi
4578
4579         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
4580            enable_system_aot=yes
4581         fi
4582
4583     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
4584       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
4585     fi
4586
4587     if test x$DISABLE_MCS_DOCS = xyes; then
4588       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
4589     fi
4590
4591     if test x$has_extension_module != xno; then
4592         echo "EXTENSION_MODULE = 1" >> $srcdir/$mcsdir/build/config.make
4593     fi
4594
4595     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
4596
4597     if test "x$test_bcl_opt" = "xyes"; then
4598       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
4599     fi
4600
4601     echo "CSC_LOCATION = $CSC_LOCATION" >> $srcdir/$mcsdir/build/config.make
4602
4603     if test $csc_compiler = mcs; then
4604       echo "MCS_MODE = 1" >> $srcdir/$mcsdir/build/config.make
4605     fi
4606
4607     if test "x$AOT_BUILD_FLAGS" != "x" ; then
4608       echo "AOT_RUN_FLAGS=$AOT_RUN_FLAGS" >> $srcdir/$mcsdir/build/config.make
4609       echo "AOT_BUILD_FLAGS=$AOT_BUILD_FLAGS" >> $srcdir/$mcsdir/build/config.make
4610     fi
4611
4612     if test "x$enable_btls" = "xyes"; then
4613       echo "HAVE_BTLS=1" >> $srcdir/$mcsdir/build/config.make
4614     fi
4615
4616   fi
4617
4618 )
4619
4620 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
4621
4622 btls_platform_string=
4623 if test x$enable_btls = xyes; then
4624         if test x$btls_android = xyes; then
4625                 btls_platform_string=" (android:$BTLS_PLATFORM)"
4626         else
4627                 btls_platform_string=" ($BTLS_PLATFORM)"
4628         fi
4629 fi
4630
4631 echo "
4632         mcs source:    $mcsdir
4633         C# Compiler:   $csc_compiler
4634
4635    Engine:
4636         Host:          $host
4637         Target:        $target
4638         GC:            $gc_msg
4639         TLS:           $with_tls
4640         SIGALTSTACK:   $with_sigaltstack
4641         Engine:        $jit_status
4642         BigArrays:     $enable_big_arrays
4643         DTrace:        $enable_dtrace
4644         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
4645         Interpreter:   $enable_interpreter
4646
4647    Libraries:
4648         .NET 4.x:        $with_profile4_x
4649         Xamarin.Android: $with_monodroid
4650         Xamarin.iOS:     $with_monotouch
4651         Xamarin.WatchOS: $with_monotouch_watch
4652         Xamarin.TVOS:    $with_monotouch_tv
4653         Xamarin.Mac:     $with_xammac
4654         Windows AOT:     $with_winaot
4655         Orbis:           $with_orbis
4656         Test profiles:   AOT Full ($with_testing_aot_full), AOT Hybrid ($with_testing_aot_hybrid)
4657         JNI support:     $jdk_headers_found
4658         libgdiplus:      $libgdiplus_msg
4659         zlib:            $zlib_msg
4660         BTLS:            $enable_btls$btls_platform_string
4661         $disabled
4662 "
4663 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
4664    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
4665 fi