configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [4.3.0],
   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 AC_CONFIG_HEADERS([config.h])
  18 AM_MAINTAINER_MODE
  19
  20 API_VER=2.0
  21 AC_SUBST(API_VER)
  22
  23 AC_PROG_LN_S
  24
  25 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  26
  27 case $host_os in
  28 *cygwin* )
  29                  echo "Run configure using ./configure --host=i686-pc-mingw32"
  30                  exit 1
  31 esac
  32
  33 # In case of cygwin, override LN_S, irrespective of what it determines.
  34 # The build uses cygwin, but the actual runtime doesn't.
  35 case $host_os in
  36 *cygwin* ) LN_S='cp -p';;
  37 esac
  38
  39 #
  40 # libgc defaults
  41 #
  42 libgc_configure_args=
  43
  44 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  45 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  46 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  47 CFLAGS_FOR_LIBGC=$CFLAGS
  48 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  49 CFLAGS_FOR_EGLIB=$CFLAGS
  50
  51 # libgc uses some deprecated APIs
  52 CFLAGS_FOR_LIBGC="$CFLAGS -Wno-deprecated-declarations"
  53
  54 #
  55 # These are the flags that need to be stored in the mono.pc file for
  56 # compiling code that will embed Mono
  57 #
  58 libmono_cflags=""
  59 libmono_ldflags=""
  60 AC_SUBST(libmono_cflags)
  61 AC_SUBST(libmono_ldflags)
  62
  63 # Variable to have relocatable .pc files (lib, or lib64)
  64 reloc_libdir=`basename ${libdir}`
  65 AC_SUBST(reloc_libdir)
  66
  67 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  68 need_link_unlink=no
  69
  70 #Set to extra linker flags to be passed to the runtime binaries (mono /mono-sgen)
  71 extra_runtime_ldflags=""
  72
  73 # Thread configuration inspired by sleepycat's db
  74 AC_MSG_CHECKING([host platform characteristics])
  75 libgc_threads=no
  76 has_dtrace=no
  77 parallel_mark=yes
  78 ikvm_native=yes
  79
  80 case "$host" in
  81         powerpc*-*-linux*)
  82                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  83                 disable_munmap=yes
  84         ;;
  85 esac
  86
  87 host_win32=no
  88 target_win32=no
  89 platform_android=no
  90 platform_darwin=no
  91 case "$host" in
  92         *-mingw*|*-*-cygwin*)
  93                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  94                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  95                 host_win32=yes
  96                 mono_cv_clang=no
  97                 if test "x$cross_compiling" = "xno"; then
  98                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
  99                                 target_win32=yes
 100                         fi
 101                 else
 102                         if test "x$host" == "x$target"; then
 103                                 target_win32=yes
 104                         fi
 105                 fi
 106                 HOST_CC="gcc"
 107                 # Windows Vista or later is required
 108                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0600 -D_WIN32_WINNT=0x0600 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 109                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32 -liphlpapi"
 110                 libmono_cflags="-mms-bitfields -mwindows"
 111                 libmono_ldflags="-mms-bitfields -mwindows"
 112                 libdl=
 113                 libgc_threads=win32
 114                 with_sigaltstack=no
 115                 with_tls=pthread
 116                 LN_S=cp
 117                 # This forces libgc to use the DllMain based thread registration code on win32
 118                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 119                 ;;
 120         *-*-*netbsd*)
 121                 host_win32=no
 122                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 123                 libmono_cflags="-D_REENTRANT"
 124                 LDFLAGS="$LDFLAGS -pthread"
 125                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 126                 libmono_ldflags="-pthread"
 127                 need_link_unlink=yes
 128                 libdl="-ldl"
 129                 libgc_threads=pthreads
 130                 with_sigaltstack=no
 131                 use_sigposix=yes
 132                 ;;
 133         *-*-kfreebsd*-gnu)
 134                 host_win32=no
 135                 CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP -DUSE_MUNMAP -DTHREAD_LOCAL_ALLOC -pthread"
 136                 libmono_cflags="-D_REENTRANT -DTHREAD_LOCAL_ALLOC -pthread"
 137                 libmono_ldflags="-lpthread -pthread"
 138                 libdl="-ldl"
 139                 libgc_threads=pthreads
 140                 need_link_unlink=yes
 141                 with_sigaltstack=no
 142                 use_sigposix=yes
 143                 ;;
 144         *-*-*freebsd*)
 145                 host_win32=no
 146                 if test "x$PTHREAD_CFLAGS" = "x"; then
 147                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 148                         libmono_cflags=
 149                 else
 150                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 151                         libmono_cflags="$PTHREAD_CFLAGS"
 152                 fi
 153                 if test "x$PTHREAD_LIBS" = "x"; then
 154                         LDFLAGS="$LDFLAGS -pthread -L/usr/local/lib"
 155                         libmono_ldflags="-pthread"
 156                 else
 157                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS -L/usr/local/lib"
 158                         libmono_ldflags="$PTHREAD_LIBS"
 159                 fi
 160                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 161                 need_link_unlink=yes
 162                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 163                 libdl=
 164                 libgc_threads=pthreads
 165                 use_sigposix=yes
 166                 has_dtrace=yes
 167                 ;;
 168         *-*-*openbsd*)
 169                 host_win32=no
 170                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 171                 if test "x$disable_munmap" != "xyes"; then
 172                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 173                 fi
 174                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 175                 LDFLAGS="$LDFLAGS -pthread"
 176                 need_link_unlink=yes
 177                 AC_DEFINE(PTHREAD_POINTER_ID)
 178                 libdl=
 179                 libgc_threads=pthreads
 180                 with_sigaltstack=no
 181                 use_sigposix=yes
 182                 ;;
 183         *-*-linux-android*)
 184                 host_win32=no
 185                 platform_android=yes
 186                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 187                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 188
 189                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 190                 if test "x$disable_munmap" != "xyes"; then
 191                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 192                 fi
 193                 libmono_cflags="-D_REENTRANT"
 194                 libdl="-ldl"
 195                 libgc_threads=pthreads
 196                 use_sigposix=yes
 197
 198                 with_tls=pthread
 199                 with_sigaltstack=no
 200                 with_static_mono=no
 201
 202                 # Android doesn't support boehm, as it's missing <link.h>
 203                 support_boehm=no
 204                 with_gc=sgen
 205
 206                 # isinf(3) requires -lm; see isinf check below
 207                 LDFLAGS="$LDFLAGS -lm"
 208
 209                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 210                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 211                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 212                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 213                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 214
 215                 # The configure check can't detect this
 216                 AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 217
 218                 # to bypass the underscore linker check, can't work when cross-compiling
 219                 mono_cv_uscore=yes
 220                 mono_cv_clang=no
 221                 ;;
 222         *-*-linux*)
 223                 host_win32=no
 224                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 225                 if test "x$disable_munmap" != "xyes"; then
 226                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 227                 fi
 228                 libmono_cflags="-D_REENTRANT"
 229                 libdl="-ldl"
 230                 libgc_threads=pthreads
 231                 use_sigposix=yes
 232                 if test "x$cross_compiling" != "xno"; then
 233                         # to bypass the underscore linker check, not
 234                         # available during cross-compilation
 235                         mono_cv_uscore=no
 236                 fi
 237                 case "$host" in
 238                 aarch64-*)
 239                         support_boehm=no
 240                         with_gc=sgen
 241                         ;;
 242                 esac
 243                 ;;
 244         *-*-nacl*)
 245                 host_win32=no
 246                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 247                 if test "x$disable_munmap" != "xyes"; then
 248                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 249                 fi
 250                 libmono_cflags="-D_REENTRANT"
 251                 libdl=
 252                 libgc_threads=pthreads
 253                 use_sigposix=yes
 254                 ikvm_native=no
 255                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 256                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 257                 ;;
 258         *-*-hpux*)
 259                 host_win32=no
 260                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 261                 # +ESdbgasm only valid on bundled cc on RISC
 262                 # silently ignored for ia64
 263                 if test $GCC != "yes"; then
 264                         CFLAGS="$CFLAGS +ESdbgasm"
 265                         # Arrange for run-time dereferencing of null
 266                         # pointers to produce a SIGSEGV signal.
 267                         LDFLAGS="$LDFLAGS -z"
 268                 fi
 269                 CFLAGS="$CFLAGS +ESdbgasm"
 270                 LDFLAGS="$LDFLAGS -z"
 271                 libmono_cflags="-D_REENTRANT"
 272                 libmono_ldflags="-lpthread"
 273                 libgc_threads=pthreads
 274                 need_link_unlink=yes
 275                 use_sigposix=yes
 276                 ;;
 277         *-*-solaris*)
 278                 host_win32=no
 279                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 280                 need_link_unlink=yes
 281                 libmono_cflags="-D_REENTRANT"
 282                 libgc_threads=pthreads
 283                 # This doesn't seem to work on solaris/x86, but the configure test runs
 284                 with_tls=pthread
 285                 has_dtrace=yes
 286                 use_sigposix=yes
 287                 enable_solaris_tar_check=yes
 288                 ;;
 289         *-*-darwin*)
 290                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 291                 host_win32=no
 292                 platform_darwin=yes
 293                 target_mach=yes
 294                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 295                 libmono_cflags="-D_THREAD_SAFE"
 296                 need_link_unlink=yes
 297                 AC_DEFINE(PTHREAD_POINTER_ID)
 298                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 299                 libdl=
 300                 libgc_threads=pthreads
 301                 has_dtrace=yes
 302                 if test "x$cross_compiling" = "xyes"; then
 303                         has_broken_apple_cpp=yes
 304                 fi
 305                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 306                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 307                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 308                 case "$host" in
 309                         dnl Snow Leopard and newer config.guess reports as this
 310                         i*86-*-darwin*)
 311                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE"
 312                                 BROKEN_DARWIN_CPPFLAGS="-D_XOPEN_SOURCE"
 313                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_CPPFLAGS"
 314                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 315                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 316                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 317                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_CPPFLAGS"
 318                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 319                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_CPPFLAGS"
 320                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 321                                 ;;
 322                         x*64-*-darwin*)
 323                                 ;;
 324                         arm*-darwin*)
 325                                 has_dtrace=no
 326                                 ;;
 327                 esac
 328                 ;;
 329         *-*-haiku*)
 330                 host_win32=no
 331                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 332                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 333                 libdl=
 334                 LIBS="$LIBS -lnetwork"
 335                 need_link_unlink=yes
 336                 AC_DEFINE(PTHREAD_POINTER_ID)
 337                 libgc_threads=pthreads
 338                 use_sigposix=yes
 339                 ;;
 340         *)
 341                 AC_MSG_WARN([*** Please add $host to configure.ac checks!])
 342                 host_win32=no
 343                 libdl="-ldl"
 344                 ;;
 345 esac
 346 AC_MSG_RESULT(ok)
 347
 348 if test x$need_link_unlink = xyes; then
 349    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 350 fi
 351
 352 if test x$host_win32 = xyes; then
 353    AC_DEFINE(HOST_WIN32, 1, [Host Platform is Win32])
 354 fi
 355
 356 if test x$target_win32 = xyes; then
 357    AC_DEFINE(TARGET_WIN32, 1, [Target Platform is Win32])
 358 fi
 359
 360 AC_SUBST(extra_runtime_ldflags)
 361 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 362 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 363 AM_CONDITIONAL(PLATFORM_GNU, echo x$target_os | grep -q -- -gnu)
 364 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 365 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 366 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 367 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 368
 369 AC_CHECK_TOOL(CC, gcc, gcc)
 370 AC_PROG_CC
 371 AC_CHECK_TOOL(CXX, g++, g++)
 372 AC_PROG_CXX
 373 AM_PROG_AS
 374 AC_PROG_INSTALL
 375 AC_PROG_AWK
 376 AM_PROG_CC_C_O
 377 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 378 : ${CCAS='$(CC)'}
 379 # Set ASFLAGS if not already set.
 380 : ${CCASFLAGS='$(CFLAGS)'}
 381 AC_SUBST(CCAS)
 382 AC_SUBST(CCASFLAGS)
 383
 384 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 385 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 386 if test "x$CXX" = "xg++"; then
 387         if test "x$GXX" != "xyes"; then
 388                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 389                 # are inside automake conditionals
 390                 AC_MSG_ERROR([You need to install g++])
 391         fi
 392 fi
 393
 394 dnl may require a specific autoconf version
 395 dnl AC_PROG_CC_FOR_BUILD
 396 dnl CC_FOR_BUILD not automatically detected
 397 CC_FOR_BUILD=$CC
 398 CFLAGS_FOR_BUILD=$CFLAGS
 399 BUILD_EXEEXT=
 400 if test "x$cross_compiling" = "xyes"; then
 401         CC_FOR_BUILD=cc
 402         CFLAGS_FOR_BUILD=
 403         BUILD_EXEEXT=""
 404 fi
 405 AC_SUBST(CC_FOR_BUILD)
 406 AC_SUBST(CFLAGS_FOR_BUILD)
 407 AC_SUBST(HOST_CC)
 408 AC_SUBST(BUILD_EXEEXT)
 409
 410 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 411 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 412
 413 # Set STDC_HEADERS
 414 AC_HEADER_STDC
 415 AC_LIBTOOL_WIN32_DLL
 416 # This causes monodis to not link correctly
 417 #AC_DISABLE_FAST_INSTALL
 418 AM_PROG_LIBTOOL
 419 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 420 DOLT
 421
 422 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 423 AC_SUBST(export_ldflags)
 424
 425 # Test whenever ld supports -version-script
 426 AC_PROG_LD
 427 AC_PROG_LD_GNU
 428
 429 AM_ICONV()
 430
 431 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)
 432 AC_CHECK_HEADERS(sys/param.h sys/socket.h sys/ipc.h sys/sem.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)
 433 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 434                   [], [], [#include <stddef.h>
 435                   #include <sys/socket.h>
 436                   #include <linux/socket.h>])
 437
 438 AC_CHECK_HEADERS(sys/user.h, [], [],
 439 [
 440 #ifdef HAVE_SYS_PARAM_H
 441 # include <sys/param.h>
 442 #endif
 443 ])
 444
 445 AC_CHECK_HEADERS(linux/serial.h)
 446
 447 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 448 if test x$have_zlib = xyes; then
 449    AC_TRY_COMPILE([#include <zlib.h>], [
 450    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 451    return 0;
 452    #else
 453    #error No good zlib found
 454    #endif
 455    ],[
 456         AC_MSG_RESULT(Using system zlib)
 457         zlib_msg="system zlib"
 458         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 459    ],[
 460         AC_MSG_RESULT(Using embedded zlib)
 461         have_zlib=no
 462         zlib_msg="bundled zlib"
 463    ])
 464 fi
 465
 466 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 467 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 468
 469 # for mono/metadata/debug-symfile.c
 470 AC_CHECK_HEADERS(elf.h)
 471
 472 # for support
 473 AC_CHECK_HEADERS(poll.h)
 474 AC_CHECK_HEADERS(sys/poll.h)
 475 AC_CHECK_HEADERS(sys/wait.h)
 476 AC_CHECK_HEADERS(grp.h)
 477 AC_CHECK_HEADERS(syslog.h)
 478
 479 # for mono/dis
 480 AC_CHECK_HEADERS(wchar.h)
 481 AC_CHECK_HEADERS(ieeefp.h)
 482 AC_MSG_CHECKING(for isinf)
 483 AC_TRY_LINK([#include <math.h>], [
 484         int f = isinf (1.0);
 485 ], [
 486         AC_MSG_RESULT(yes)
 487         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 488 ], [
 489         # We'll have to use signals
 490         AC_MSG_RESULT(no)
 491 ])
 492 # mingw
 493 AC_CHECK_FUNCS(_finite, , AC_MSG_CHECKING(for _finite in math.h)
 494         AC_TRY_LINK([#include <math.h>],
 495         [ _finite(0.0); ],
 496         AC_DEFINE(HAVE__FINITE, 1, [Have _finite in -lm]) AC_MSG_RESULT(yes),
 497         AC_MSG_RESULT(no)))
 498
 499 # for Linux statfs support
 500 AC_CHECK_HEADERS(linux/magic.h)
 501
 502 # not 64 bit clean in cross-compile
 503 AC_CHECK_SIZEOF(void *, 4)
 504
 505 AC_CACHE_CHECK([for clang],
 506         mono_cv_clang,[
 507         AC_TRY_COMPILE([], [
 508                 #ifdef __clang__
 509                 #else
 510                 #error "FAILED"
 511                 #endif
 512                 return 0;
 513         ],
 514         [mono_cv_clang=yes],
 515         [mono_cv_clang=no],
 516         [])
 517 ])
 518
 519 AC_ARG_ENABLE(visibility-hidden,
 520 [  --disable-visibility-hidden    disable usage of -fvisiblity=hidden],
 521    disable_visibility_hidden=yes, disable_visibility_hidden=no)
 522
 523 WARN=''
 524 if test x"$GCC" = xyes; then
 525         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch -Wno-switch-enum -Wno-unused-value -Wno-attributes'
 526
 527                 # We require C99 with some GNU extensions, e.g. `linux` macro
 528                 CFLAGS="$CFLAGS -std=gnu99"
 529
 530                 # The runtime code does not respect ANSI C strict aliasing rules
 531                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 532
 533                 # We rely on signed overflow to behave
 534                 CFLAGS="$CFLAGS -fwrapv"
 535
 536                 CFLAGS="$CFLAGS -DMONO_DLL_EXPORT"
 537                 if test x"$disable_visibility_hidden" = xno; then
 538                    # Don't export any symbols by default
 539                    SHARED_CFLAGS="-fvisibility=hidden"
 540                    CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -fvisibility=hidden"
 541                    CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
 542                 fi
 543
 544                 ORIG_CFLAGS=$CFLAGS
 545                 # Check for the normal version, since gcc ignores unknown -Wno options
 546                 CFLAGS="$CFLAGS -Wunused-but-set-variable -Werror"
 547                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 548                 AC_TRY_COMPILE([],[
 549                                 return 0;
 550                 ], [
 551                    AC_MSG_RESULT(yes)
 552                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 553                 ], [
 554                    AC_MSG_RESULT(no)
 555                    CFLAGS=$ORIG_CFLAGS
 556                 ])
 557
 558                 if test "x$mono_cv_clang" = "xyes"; then
 559                    # https://bugzilla.samba.org/show_bug.cgi?id=8118
 560                    WARN="$WARN -Qunused-arguments"
 561                    WARN="$WARN -Wno-unused-function -Wno-tautological-compare -Wno-parentheses-equality -Wno-self-assign"
 562                 fi
 563 else
 564         # The Sun Forte compiler complains about inline functions that access static variables
 565         # so disable all inlining.
 566         case "$host" in
 567         *-*-solaris*)
 568                 CFLAGS="$CFLAGS -Dinline="
 569                 ;;
 570         esac
 571 fi
 572 CFLAGS="$CFLAGS -g $WARN"
 573 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 574 CPPFLAGS="$CPPFLAGS -g $WARN"
 575
 576 # Where's the 'mcs' source tree?
 577 if test -d $srcdir/mcs; then
 578   mcsdir=mcs
 579 else
 580   mcsdir=../mcs
 581 fi
 582
 583 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 584         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 585                 mcsdir=$with_mcs_path
 586         fi
 587 )
 588
 589 AC_ARG_WITH(jumptables, [  --with-jumptables=yes,no      enable/disable support for jumptables (ARM-only for now) (defaults to no)],[],[with_jumptables=no])
 590
 591 #
 592 # A sanity check to catch cases where the package was unpacked
 593 # with an ancient tar program (Solaris)
 594 #
 595 AC_ARG_ENABLE(solaris-tar-check,
 596 [  --disable-solaris-tar-check    disable solaris tar check],
 597    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 598
 599 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 600         AC_MSG_CHECKING(integrity of package)
 601         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 602         then
 603                 AC_MSG_RESULT(ok)
 604         else
 605                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 606                 AC_MSG_ERROR([$errorm])
 607         fi
 608 fi
 609
 610 if test "x$with_mcs_path" != "x"; then
 611 mcs_topdir=$(cd "$mcsdir" && pwd)
 612 mcs_topdir_from_srcdir=$mcs_topdir
 613 else
 614 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 615 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 616 fi
 617
 618 # Convert mcs_topdir* paths to Windows syntax.
 619 if test x$cross_compiling$host_win32 = xnoyes; then
 620   mcs_topdir=$(cygpath -m $mcs_topdir)
 621   case $mcs_topdir_from_srcdir in
 622     /cygdrive/*)
 623         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 624         ;;
 625   esac
 626 fi
 627
 628 AC_SUBST([mcs_topdir])
 629 AC_SUBST([mcs_topdir_from_srcdir])
 630
 631 # gettext: prepare the translation directories.
 632 # we do not configure the full gettext, as we consume it dynamically from C#
 633 AM_PO_SUBDIRS
 634
 635 if test "x$USE_NLS" = "xyes"; then
 636    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 637
 638    if test "x$HAVE_MSGFMT" = "xno"; then
 639           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 640    fi
 641 fi
 642
 643 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 644
 645 pkg_config_path=
 646 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 647         if test x$with_crosspkgdir = "x"; then
 648                 if test -s $PKG_CONFIG_PATH; then
 649                         pkg_config_path=$PKG_CONFIG_PATH
 650                 fi
 651         else
 652                 pkg_config_path=$with_crosspkgdir
 653                 PKG_CONFIG_PATH=$pkg_config_path
 654                 export PKG_CONFIG_PATH
 655         fi
 656 )
 657
 658 AC_ARG_ENABLE(werror, [  --enable-werror Pass -Werror to the C compiler], werror_flag=$enableval, werror_flag=no)
 659 if test x$werror_flag = xyes; then
 660         WERROR_CFLAGS="-Werror"
 661 fi
 662 AC_SUBST([WERROR_CFLAGS])
 663 AC_SUBST([SHARED_CFLAGS])
 664
 665 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 666 AC_CONFIG_SUBDIRS(eglib)
 667
 668 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 669 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 670 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 671 BUILD_GLIB_LIBS="$GLIB_LIBS"
 672 GMODULE_CFLAGS="$GLIB_CFLAGS"
 673 GMODULE_LIBS="$GLIB_LIBS"
 674
 675 AC_SUBST(GLIB_CFLAGS)
 676 AC_SUBST(GLIB_LIBS)
 677 AC_SUBST(GMODULE_CFLAGS)
 678 AC_SUBST(GMODULE_LIBS)
 679 AC_SUBST(BUILD_GLIB_CFLAGS)
 680 AC_SUBST(BUILD_GLIB_LIBS)
 681
 682 # Enable support for fast thread-local storage
 683 # Some systems have broken support, so we allow to disable it.
 684 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 685
 686 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 687 # This does not work on some platforms (bug #55253)
 688 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 689
 690 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 691 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 692 # Same as --with-shared_mono=no
 693 AC_ARG_ENABLE(libraries, [  --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
 694
 695 if test "x$enable_static" = "xno"; then
 696    with_static_mono=no
 697 fi
 698
 699 if test "x$enable_shared" = "xno"; then
 700    with_shared_mono=no
 701 fi
 702
 703 if test "x$enable_libraries" = "xno"; then
 704    with_shared_mono=no
 705 fi
 706
 707 AM_CONDITIONAL(DISABLE_LIBRARIES, test x$enable_libraries = xno)
 708
 709 case $host in
 710 *nacl* ) with_shared_mono=yes;;
 711 esac
 712
 713 if test "x$host_win32" = "xyes"; then
 714    # Boehm GC requires the runtime to be in its own dll
 715    with_static_mono=no
 716 fi
 717
 718 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 719 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 720 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 721
 722 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 723 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 724         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 725         ORIG_CFLAGS=$CFLAGS
 726         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 727         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 728         AC_TRY_COMPILE([], [
 729                 return 0;
 730         ], [
 731            AC_MSG_RESULT(yes)
 732            # Pass it to libgc as well
 733            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 734         ], [
 735            AC_MSG_RESULT(no)
 736            CFLAGS=$ORIG_CFLAGS
 737         ])
 738 fi
 739
 740 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 741
 742 if test x$enable_small_config = xyes; then
 743         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 744         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 745 fi
 746
 747 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=$enableval, enable_system_aot=default)
 748
 749 DISABLED_FEATURES=none
 750
 751 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 752      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug, appdomains, verifier,
 753      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, perfcounters, normalization, assembly_remapping, shared_perfcounters, remoting,
 754          security, sgen_remset, sgen_marksweep_par, sgen_marksweep_fixed, sgen_marksweep_fixed_par, sgen_copying, shared_handles.],
 755 [
 756         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 757                 eval "mono_feature_disable_$feature='yes'"
 758         done
 759         DISABLED_FEATURES=$enable_minimal
 760         disabled="Disabled:      $enable_minimal"
 761 ],[])
 762
 763 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 764
 765 if test "x$mono_feature_disable_aot" = "xyes"; then
 766         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 767         AC_MSG_NOTICE([Disabled AOT compiler])
 768 fi
 769
 770 if test "x$mono_feature_disable_profiler" = "xyes"; then
 771         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 772         AC_MSG_NOTICE([Disabled support for the profiler])
 773 fi
 774 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 775
 776 if test "x$mono_feature_disable_decimal" = "xyes"; then
 777         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 778         AC_MSG_NOTICE([Disabled support for decimal])
 779 fi
 780
 781 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 782         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 783         AC_MSG_NOTICE([Disabled support for P/Invoke])
 784 fi
 785
 786 if test "x$mono_feature_disable_debug" = "xyes"; then
 787         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 788         AC_MSG_NOTICE([Disabled support for runtime debugging])
 789 fi
 790
 791 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 792         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 793         mono_feature_disable_reflection_emit_save=yes
 794         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 795 fi
 796
 797 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 798         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 799         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 800 fi
 801
 802 if test "x$mono_feature_disable_large_code" = "xyes"; then
 803         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 804         AC_MSG_NOTICE([Disabled support for large assemblies])
 805 fi
 806
 807 if test "x$mono_feature_disable_logging" = "xyes"; then
 808         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 809         AC_MSG_NOTICE([Disabled support for logging])
 810 fi
 811
 812 if test "x$mono_feature_disable_com" = "xyes"; then
 813         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 814         AC_MSG_NOTICE([Disabled COM support])
 815 fi
 816
 817 if test "x$mono_feature_disable_ssa" = "xyes"; then
 818         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 819         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 820 fi
 821
 822 if test "x$mono_feature_disable_generics" = "xyes"; then
 823         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 824         AC_MSG_NOTICE([Disabled Generics Support])
 825 fi
 826
 827 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 828         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 829         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 830 fi
 831
 832 if test "x$mono_feature_disable_portability" = "xyes"; then
 833         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 834         AC_MSG_NOTICE([Disabled IO Portability layer])
 835 fi
 836
 837 if test "x$mono_feature_disable_attach" = "xyes"; then
 838         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 839         AC_MSG_NOTICE([Disabled agent attach])
 840 fi
 841
 842 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 843         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 844         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 845 fi
 846
 847 if test "x$mono_feature_disable_verifier" = "xyes"; then
 848         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 849         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 850 fi
 851
 852 if test "x$mono_feature_disable_jit" = "xyes"; then
 853         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 854         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 855 fi
 856
 857 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 858
 859 if test "x$mono_feature_disable_simd" = "xyes"; then
 860         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 861         AC_MSG_NOTICE([Disabled SIMD support])
 862 fi
 863
 864 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 865         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 866         AC_MSG_NOTICE([Disabled Soft Debugger.])
 867 fi
 868
 869 if test "x$mono_feature_disable_perfcounters" = "xyes"; then
 870         AC_DEFINE(DISABLE_PERFCOUNTERS, 1, [Disable Performance Counters.])
 871         AC_MSG_NOTICE([Disabled Performance Counters.])
 872 fi
 873 if test "x$mono_feature_disable_normalization" = "xyes"; then
 874         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 875         AC_MSG_NOTICE([Disabled String normalization support.])
 876 fi
 877
 878 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 879         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 880         AC_MSG_NOTICE([Disabled Assembly remapping.])
 881 fi
 882
 883 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 884         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 885         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 886 fi
 887
 888 if test "x$mono_feature_disable_appdomains" = "xyes"; then
 889         AC_DEFINE(DISABLE_APPDOMAINS, 1, [Disable support for multiple appdomains.])
 890         AC_MSG_NOTICE([Disabled support for multiple appdomains.])
 891 fi
 892
 893 if test "x$mono_feature_disable_remoting" = "xyes"; then
 894         AC_DEFINE(DISABLE_REMOTING, 1, [Disable remoting support (This disables type proxies and make com non-functional)])
 895         AC_MSG_NOTICE([Disabled remoting])
 896 fi
 897
 898 if test "x$mono_feature_disable_security" = "xyes"; then
 899         AC_DEFINE(DISABLE_SECURITY, 1, [Disable CAS/CoreCLR security])
 900         AC_MSG_NOTICE([Disabled CAS/CoreCLR security manager (used e.g. for Moonlight)])
 901 fi
 902
 903 if test "x$mono_feature_disable_sgen_remset" = "xyes"; then
 904         AC_DEFINE(DISABLE_SGEN_REMSET, 1, [Disable wbarrier=remset support in SGEN.])
 905         AC_MSG_NOTICE([Disabled wbarrier=remset support in SGEN.])
 906 fi
 907
 908 if test "x$mono_feature_disable_sgen_marksweep_par" = "xyes"; then
 909         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_PAR, 1, [Disable major=marksweep-par support in SGEN.])
 910         AC_MSG_NOTICE([Disabled major=marksweep-par support in SGEN.])
 911 fi
 912
 913 if test "x$mono_feature_disable_sgen_marksweep_fixed" = "xyes"; then
 914         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED, 1, [Disable major=marksweep-fixed support in SGEN.])
 915         AC_MSG_NOTICE([Disabled major=marksweep-fixed support in SGEN.])
 916 fi
 917
 918 if test "x$mono_feature_disable_sgen_marksweep_fixed_par" = "xyes"; then
 919         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED_PAR, 1, [Disable major=marksweep-fixed-par support in SGEN.])
 920         AC_MSG_NOTICE([Disabled major=marksweep-fixed-par support in SGEN.])
 921 fi
 922
 923 if test "x$mono_feature_disable_sgen_copying" = "xyes"; then
 924         AC_DEFINE(DISABLE_SGEN_MAJOR_COPYING, 1, [Disable major=copying support in SGEN.])
 925         AC_MSG_NOTICE([Disabled major=copying support in SGEN.])
 926 fi
 927
 928 if test "x$mono_feature_disable_shared_handles" = "xyes"; then
 929         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
 930         AC_SUBST(DISABLE_SHARED_HANDLES)
 931 fi
 932
 933 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
 934 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
 935
 936 has_extension_module=no
 937 AC_ARG_ENABLE(extension-module, [  --enable-extension-module=LIST enable the core-extensions from LIST],
 938 [
 939         for extension in `echo "$enable_extension_module" | sed -e "s/,/ /g"`; do
 940                 if test x$extension = xdefault ; then
 941                         has_extension_module=yes;
 942                 fi
 943         done
 944         if test x$enable_extension_module = xyes; then
 945                 has_extension_module=yes;
 946         fi
 947 ], [])
 948
 949 AM_CONDITIONAL([HAS_EXTENSION_MODULE], [test x$has_extension_module != xno])
 950
 951 if test x$has_extension_module != xno ; then
 952         AC_DEFINE([ENABLE_EXTENSION_MODULE], 1, [Extension module enabled])
 953         AC_MSG_NOTICE([Enabling mono extension module.])
 954 fi
 955
 956 AC_ARG_ENABLE(gsharing, [  --enable-gsharing Enable gsharing], enable_gsharing=$enableval, enable_gsharing=no)
 957 if test x$enable_gsharing = xyes; then
 958         AC_DEFINE(ENABLE_GSHAREDVT,1,[Gsharing])
 959 fi
 960
 961 # A synonym
 962 AC_ARG_ENABLE(gsharedvt, [  --enable-gsharedvt Enable generic valuetype sharing], enable_gsharedvt=$enableval, enable_gsharedvt=no)
 963 if test x$enable_gsharedvt = xyes; then
 964         AC_DEFINE(ENABLE_GSHAREDVT,1,[Gsharedvt])
 965 fi
 966
 967 AC_ARG_ENABLE(native-types, [  --enable-native-types Enable native types], enable_native_types=$enableval, enable_native_types=no)
 968 if test x$enable_native_types = xyes; then
 969         AC_DEFINE(MONO_NATIVE_TYPES,1,[native types])
 970 fi
 971
 972 AC_MSG_CHECKING(for visibility __attribute__)
 973 AC_COMPILE_IFELSE([
 974         AC_LANG_SOURCE([[
 975                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
 976                 int main () { doit (); return 0; }
 977         ]])
 978 ], [
 979    have_visibility_hidden=yes
 980    AC_MSG_RESULT(yes)
 981 ], [
 982    have_visibility_hidden=no
 983    AC_MSG_RESULT(no)
 984 ])
 985
 986 AC_MSG_CHECKING(for deprecated __attribute__)
 987 AC_TRY_COMPILE([
 988      int doit (void) __attribute__ ((deprecated));
 989      int doit (void) { return 0; }
 990 ], [
 991         return 0;
 992 ], [
 993    have_deprecated=yes
 994    AC_MSG_RESULT(yes)
 995 ], [
 996    have_deprecated=no
 997    AC_MSG_RESULT(no)
 998 ])
 999
1000 dnl
1001 dnl Boehm GC configuration
1002 dnl
1003
1004 AC_ARG_WITH(libgc,   [  --with-gc=included,none  Controls the Boehm GC config, default=included],[libgc=$with_gc],[libgc=included])
1005
1006 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
1007 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
1008
1009 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
1010 if test x$enable_parallel_mark = xyes; then
1011         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
1012 fi
1013
1014 gc_msg=""
1015 LIBGC_CPPFLAGS=
1016 LIBGC_LIBS=
1017 LIBGC_STATIC_LIBS=
1018 libgc_dir=
1019 case "x$libgc" in
1020         xincluded)
1021                 if test "x$support_boehm" = "xyes"; then
1022                         libgc_dir=libgc
1023                 fi
1024
1025                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
1026                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
1027                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
1028
1029                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
1030
1031                 if test x$target_win32 = xyes; then
1032                         BOEHM_DEFINES="$BOEHM_DEFINES -DGC_NOT_DLL"
1033                         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DGC_BUILD -DGC_NOT_DLL"
1034                 fi
1035
1036                 gc_msg="Included Boehm GC with typed GC"
1037                 if test x$enable_parallel_mark = xyes; then
1038                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
1039                         gc_msg="$gc_msg and parallel mark"
1040                 else
1041                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
1042                 fi
1043                 ;;
1044
1045         xboehm|xbohem|xyes)
1046                 AC_MSG_WARN("External Boehm is no longer supported")
1047                 ;;
1048
1049         xsgen)
1050                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
1051                 ;;
1052
1053         xnone)
1054                 AC_MSG_WARN("Compiling mono without GC.")
1055                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
1056                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
1057                 gc_msg="none"
1058                 ;;
1059         *)
1060                 AC_MSG_ERROR([Invalid argument to --with-gc.])
1061                 ;;
1062 esac
1063
1064 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
1065 if test "x$large_heap" = "xyes"; then
1066    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
1067 fi
1068
1069 AC_SUBST(LIBGC_CPPFLAGS)
1070 AC_SUBST(LIBGC_LIBS)
1071 AC_SUBST(LIBGC_STATIC_LIBS)
1072 AC_SUBST(libgc_dir)
1073 AC_SUBST(BOEHM_DEFINES)
1074
1075 dnl
1076 dnl End of Boehm GC Configuration
1077 dnl
1078
1079 dnl *************************************
1080 dnl *** Checks for zero length arrays ***
1081 dnl *************************************
1082 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1083 AC_TRY_COMPILE([
1084         struct s {
1085                 int  length;
1086                 char data [0];
1087         };
1088 ], [], [
1089         AC_MSG_RESULT(yes)
1090         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1091 ], [
1092         AC_MSG_RESULT(no)
1093         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1094 ])
1095
1096 AC_CHECK_HEADERS(nacl/nacl_dyncode.h)
1097
1098 dnl ***********************************
1099 dnl *** Checks for signals
1100 dnl ***********************************
1101 AC_CHECK_HEADERS(signal.h)
1102 AC_CHECK_FUNCS(sigaction)
1103 AC_CHECK_FUNCS(signal)
1104
1105 if test x$host_win32 = xno; then
1106
1107         dnl hires monotonic clock support
1108         AC_SEARCH_LIBS(clock_gettime, rt)
1109
1110         dnl dynamic loader support
1111         AC_CHECK_FUNC(dlopen, DL_LIB="",
1112                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1113         )
1114         if test x$dl_support = xno; then
1115                 AC_MSG_WARN([No dynamic loading support available])
1116         else
1117                 LIBS="$LIBS $DL_LIB"
1118                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1119                 dnl from glib's configure.ac
1120                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1121                         mono_cv_uscore,[
1122                         AC_TRY_RUN([#include <dlfcn.h>
1123                         int mono_underscore_test (void) { return 42; }
1124                         int main() {
1125                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1126                           handle = dlopen ((void*)0, 0);
1127                           if (handle) {
1128                             f1 = dlsym (handle, "mono_underscore_test");
1129                             f2 = dlsym (handle, "_mono_underscore_test");
1130                           } return (!f2 || f1);
1131                         }],
1132                                 [mono_cv_uscore=yes],
1133                                 [mono_cv_uscore=no],
1134                         [])
1135                 ])
1136                 if test "x$mono_cv_uscore" = "xyes"; then
1137                         MONO_DL_NEED_USCORE=1
1138                 else
1139                         MONO_DL_NEED_USCORE=0
1140                 fi
1141                 AC_SUBST(MONO_DL_NEED_USCORE)
1142                 AC_CHECK_FUNC(dlerror)
1143         fi
1144
1145         dnl ******************************************************************
1146         dnl *** Checks for the IKVM JNI interface library                  ***
1147         dnl ******************************************************************
1148         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])
1149
1150         ikvm_native_dir=
1151         if test x$with_ikvm_native = xyes; then
1152                 ikvm_native_dir=ikvm-native
1153                 jdk_headers_found="IKVM Native"
1154         fi
1155
1156         AC_SUBST(ikvm_native_dir)
1157
1158         AC_CHECK_HEADERS(execinfo.h)
1159
1160         AC_CHECK_HEADERS(sys/auxv.h sys/resource.h)
1161
1162         AC_CHECK_FUNCS(getgrgid_r)
1163         AC_CHECK_FUNCS(getgrnam_r)
1164         AC_CHECK_FUNCS(getpwnam_r)
1165         AC_CHECK_FUNCS(getpwuid_r)
1166         AC_CHECK_FUNCS(getresuid)
1167         AC_CHECK_FUNCS(setresuid)
1168         AC_CHECK_FUNCS(kqueue)
1169         AC_CHECK_FUNCS(backtrace_symbols)
1170         AC_CHECK_FUNCS(mkstemp)
1171         AC_CHECK_FUNCS(mmap)
1172         AC_CHECK_FUNCS(madvise)
1173         AC_CHECK_FUNCS(getrusage)
1174         AC_CHECK_FUNCS(getpriority)
1175         AC_CHECK_FUNCS(setpriority)
1176         AC_CHECK_FUNCS(dl_iterate_phdr)
1177         AC_CHECK_FUNCS(dladdr)
1178         AC_CHECK_FUNCS(sysconf)
1179         AC_CHECK_FUNCS(getrlimit)
1180         AC_CHECK_FUNCS(prctl)
1181
1182         AC_CHECK_FUNCS(sched_setaffinity)
1183         AC_CHECK_FUNCS(sched_getcpu)
1184
1185         dnl ****************************************************************
1186         dnl *** Check for sched_setaffinity from glibc versions before   ***
1187         dnl *** 2.3.4. The older versions of the function only take 2    ***
1188         dnl *** parameters, not 3.                                       ***
1189         dnl ***                                                          ***
1190         dnl *** Because the interface change was not made in a minor     ***
1191         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1192         dnl *** won't always indicate the interface sched_affinity has.  ***
1193         dnl ****************************************************************
1194         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1195         AC_TRY_COMPILE([#include <sched.h>], [
1196             int mask = 1;
1197             sched_setaffinity(0, &mask);
1198                         return 0;
1199         ], [
1200                 # Yes, we have it...
1201                 AC_MSG_RESULT(yes)
1202                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1203         ], [
1204                 # We have the new, three-parameter version
1205                 AC_MSG_RESULT(no)
1206         ])
1207
1208
1209         dnl ******************************************************************
1210         dnl *** Check for large file support                               ***
1211         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1212         dnl ******************************************************************
1213
1214         # Check that off_t can represent 2**63 - 1 correctly, working around
1215         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1216         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1217         large_offt=no
1218         AC_DEFUN([LARGE_FILES], [
1219                 large_CPPFLAGS=$CPPFLAGS
1220                 CPPFLAGS="$CPPFLAGS $1"
1221                 AC_TRY_COMPILE([
1222                         #include <sys/types.h>
1223                         #include <limits.h>
1224                 ], [
1225                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1226                         #define COMPILE_TIME_ASSERT(pred) \
1227                                 switch(0){case 0:case pred:;}
1228                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1229                 ], [
1230                         AC_MSG_RESULT(ok)
1231                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1232                         large_CPPFLAGS="$large_CPPFLAGS $1"
1233                         large_offt=yes
1234                 ], [
1235                         AC_MSG_RESULT(no)
1236                 ])
1237                 CPPFLAGS=$large_CPPFLAGS
1238         ])
1239
1240         AC_MSG_CHECKING(if off_t is 64 bits wide)
1241         LARGE_FILES("")
1242         if test $large_offt = no; then
1243                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1244                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1245         fi
1246         if test $large_offt = no; then
1247                 AC_MSG_WARN([No 64 bit file size support available])
1248         fi
1249
1250         dnl *****************************
1251         dnl *** Checks for libsocket  ***
1252         dnl *****************************
1253         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1254
1255         case "$host" in
1256                 *-*-*freebsd*)
1257                         dnl *****************************
1258                         dnl *** Checks for libinotify ***
1259                         dnl *****************************
1260                         AC_CHECK_LIB(inotify, inotify_init, LIBS="$LIBS -linotify")
1261         esac
1262
1263         dnl *******************************
1264         dnl *** Checks for MSG_NOSIGNAL ***
1265         dnl *******************************
1266         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1267         AC_TRY_COMPILE([#include <sys/socket.h>], [
1268                 int f = MSG_NOSIGNAL;
1269         ], [
1270                 # Yes, we have it...
1271                 AC_MSG_RESULT(yes)
1272                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1273         ], [
1274                 # We'll have to use signals
1275                 AC_MSG_RESULT(no)
1276         ])
1277
1278         dnl *****************************
1279         dnl *** Checks for IPPROTO_IP ***
1280         dnl *****************************
1281         AC_MSG_CHECKING(for IPPROTO_IP)
1282         AC_TRY_COMPILE([#include <netinet/in.h>], [
1283                 int level = IPPROTO_IP;
1284         ], [
1285                 # Yes, we have it...
1286                 AC_MSG_RESULT(yes)
1287                 AC_DEFINE(HAVE_IPPROTO_IP, 1, [Have IPPROTO_IP])
1288         ], [
1289                 # We'll have to use getprotobyname
1290                 AC_MSG_RESULT(no)
1291         ])
1292
1293         dnl *******************************
1294         dnl *** Checks for IPPROTO_IPV6 ***
1295         dnl *******************************
1296         AC_MSG_CHECKING(for IPPROTO_IPV6)
1297         AC_TRY_COMPILE([#include <netinet/in.h>], [
1298                 int level = IPPROTO_IPV6;
1299         ], [
1300                 # Yes, we have it...
1301                 AC_MSG_RESULT(yes)
1302                 AC_DEFINE(HAVE_IPPROTO_IPV6, 1, [Have IPPROTO_IPV6])
1303         ], [
1304                 # We'll have to use getprotobyname
1305                 AC_MSG_RESULT(no)
1306         ])
1307
1308         dnl ******************************
1309         dnl *** Checks for IPPROTO_TCP ***
1310         dnl ******************************
1311         AC_MSG_CHECKING(for IPPROTO_TCP)
1312         AC_TRY_COMPILE([#include <netinet/in.h>], [
1313                 int level = IPPROTO_TCP;
1314         ], [
1315                 # Yes, we have it...
1316                 AC_MSG_RESULT(yes)
1317                 AC_DEFINE(HAVE_IPPROTO_TCP, 1, [Have IPPROTO_TCP])
1318         ], [
1319                 # We'll have to use getprotobyname
1320                 AC_MSG_RESULT(no)
1321         ])
1322
1323         dnl *****************************
1324         dnl *** Checks for SOL_IP     ***
1325         dnl *****************************
1326         AC_MSG_CHECKING(for SOL_IP)
1327         AC_TRY_COMPILE([#include <netdb.h>], [
1328                 int level = SOL_IP;
1329         ], [
1330                 # Yes, we have it...
1331                 AC_MSG_RESULT(yes)
1332                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1333         ], [
1334                 # We'll have to use getprotobyname
1335                 AC_MSG_RESULT(no)
1336         ])
1337
1338         dnl *****************************
1339         dnl *** Checks for SOL_IPV6     ***
1340         dnl *****************************
1341         AC_MSG_CHECKING(for SOL_IPV6)
1342         AC_TRY_COMPILE([#include <netdb.h>], [
1343                 int level = SOL_IPV6;
1344         ], [
1345                 # Yes, we have it...
1346                 AC_MSG_RESULT(yes)
1347                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1348         ], [
1349                 # We'll have to use getprotobyname
1350                 AC_MSG_RESULT(no)
1351         ])
1352
1353         dnl *****************************
1354         dnl *** Checks for SOL_TCP    ***
1355         dnl *****************************
1356         AC_MSG_CHECKING(for SOL_TCP)
1357         AC_TRY_COMPILE([#include <netdb.h>], [
1358                 int level = SOL_TCP;
1359         ], [
1360                 # Yes, we have it...
1361                 AC_MSG_RESULT(yes)
1362                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1363         ], [
1364                 # We'll have to use getprotobyname
1365                 AC_MSG_RESULT(no)
1366         ])
1367
1368         dnl *****************************
1369         dnl *** Checks for IP_PKTINFO ***
1370         dnl *****************************
1371         AC_MSG_CHECKING(for IP_PKTINFO)
1372         AC_TRY_COMPILE([#include <linux/in.h>], [
1373                 int level = IP_PKTINFO;
1374         ], [
1375                 # Yes, we have it...
1376                 AC_MSG_RESULT(yes)
1377                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1378         ], [
1379                 AC_MSG_RESULT(no)
1380         ])
1381
1382         dnl *****************************
1383         dnl *** Checks for IPV6_PKTINFO ***
1384         dnl *****************************
1385         AC_MSG_CHECKING(for IPV6_PKTINFO)
1386         AC_TRY_COMPILE([#include <netdb.h>], [
1387                 int level = IPV6_PKTINFO;
1388         ], [
1389                 # Yes, we have it...
1390                 AC_MSG_RESULT(yes)
1391                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1392         ], [
1393                 AC_MSG_RESULT(no)
1394         ])
1395
1396         dnl **********************************
1397         dnl *** Checks for IP_DONTFRAG     ***
1398         dnl **********************************
1399         AC_MSG_CHECKING(for IP_DONTFRAG)
1400         AC_TRY_COMPILE([#include <netinet/in.h>], [
1401                 int level = IP_DONTFRAG;
1402         ], [
1403                 # Yes, we have it...
1404                 AC_MSG_RESULT(yes)
1405                 AC_DEFINE(HAVE_IP_DONTFRAG, 1, [Have IP_DONTFRAG])
1406         ], [
1407                 AC_MSG_RESULT(no)
1408         ])
1409
1410         dnl **********************************
1411         dnl *** Checks for IP_DONTFRAGMENT ***
1412         dnl **********************************
1413         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1414         AC_TRY_COMPILE([#include <Ws2ipdef.h>], [
1415                 int level = IP_DONTFRAGMENT;
1416         ], [
1417                 # Yes, we have it...
1418                 AC_MSG_RESULT(yes)
1419                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1420         ], [
1421                 AC_MSG_RESULT(no)
1422         ])
1423
1424         dnl **********************************
1425         dnl *** Checks for IP_MTU_DISCOVER ***
1426         dnl **********************************
1427         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1428         AC_TRY_COMPILE([#include <linux/in.h>], [
1429                 int level = IP_MTU_DISCOVER;
1430         ], [
1431                 # Yes, we have it...
1432                 AC_MSG_RESULT(yes)
1433                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1434         ], [
1435                 AC_MSG_RESULT(no)
1436         ])
1437
1438         dnl **********************************
1439         dnl *** Checks for  IP_PMTUDISC_DO ***
1440         dnl **********************************
1441         AC_MSG_CHECKING(for IP_PMTUDISC_DO)
1442         AC_TRY_COMPILE([#include <linux/in.h>], [
1443                 int level = IP_PMTUDISC_DO;
1444         ], [
1445                 # Yes, we have it...
1446                 AC_MSG_RESULT(yes)
1447                 AC_DEFINE(HAVE_IP_PMTUDISC_DO, 1, [Have IP_PMTUDISC_DO])
1448         ], [
1449                 AC_MSG_RESULT(no)
1450         ])
1451
1452         dnl *********************************
1453         dnl *** Check for struct ip_mreqn ***
1454         dnl *********************************
1455         AC_MSG_CHECKING(for struct ip_mreqn)
1456         AC_TRY_COMPILE([#include <netinet/in.h>], [
1457                 struct ip_mreqn mreq;
1458                 mreq.imr_address.s_addr = 0;
1459         ], [
1460                 # Yes, we have it...
1461                 AC_MSG_RESULT(yes)
1462                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1463         ], [
1464                 # We'll just have to try and use struct ip_mreq
1465                 AC_MSG_RESULT(no)
1466                 AC_MSG_CHECKING(for struct ip_mreq)
1467                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1468                         struct ip_mreq mreq;
1469                         mreq.imr_interface.s_addr = 0;
1470                 ], [
1471                         # Yes, we have it...
1472                         AC_MSG_RESULT(yes)
1473                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1474                 ], [
1475                         # No multicast support
1476                         AC_MSG_RESULT(no)
1477                 ])
1478         ])
1479
1480         dnl **********************************
1481         dnl *** Check for getaddrinfo ***
1482         dnl **********************************
1483         AC_MSG_CHECKING(for getaddrinfo)
1484                 AC_TRY_LINK([
1485                 #include <stdio.h>
1486                 #include <netdb.h>
1487         ], [
1488                 getaddrinfo(NULL,NULL,NULL,NULL);
1489         ], [
1490                 # Yes, we have it...
1491                 AC_MSG_RESULT(yes)
1492                 AC_DEFINE(HAVE_GETADDRINFO, 1, [Have getaddrinfo])
1493         ], [
1494                 AC_MSG_RESULT(no)
1495         ])
1496
1497         dnl **********************************
1498         dnl *** Check for gethostbyname2_r ***
1499         dnl **********************************
1500         AC_MSG_CHECKING(for gethostbyname2_r)
1501                 AC_TRY_LINK([
1502                 #include <stdio.h>
1503                 #include <netdb.h>
1504         ], [
1505
1506                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1507         ], [
1508                 # Yes, we have it...
1509                 AC_MSG_RESULT(yes)
1510                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1511         ], [
1512                 AC_MSG_RESULT(no)
1513         ])
1514
1515         dnl **********************************
1516         dnl *** Check for gethostbyname2 ***
1517         dnl **********************************
1518         AC_MSG_CHECKING(for gethostbyname2)
1519                 AC_TRY_LINK([
1520                 #include <stdio.h>
1521                 #include <netdb.h>
1522         ], [
1523                 gethostbyname2(NULL,0);
1524         ], [
1525                 # Yes, we have it...
1526                 AC_MSG_RESULT(yes)
1527                 AC_DEFINE(HAVE_GETHOSTBYNAME2, 1, [Have gethostbyname2])
1528         ], [
1529                 AC_MSG_RESULT(no)
1530         ])
1531
1532         dnl **********************************
1533         dnl *** Check for gethostbyname ***
1534         dnl **********************************
1535         AC_MSG_CHECKING(for gethostbyname)
1536                 AC_TRY_LINK([
1537                 #include <stdio.h>
1538                 #include <netdb.h>
1539         ], [
1540                 gethostbyname(NULL);
1541         ], [
1542                 # Yes, we have it...
1543                 AC_MSG_RESULT(yes)
1544                 AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [Have gethostbyname])
1545         ], [
1546                 AC_MSG_RESULT(no)
1547         ])
1548
1549         dnl **********************************
1550         dnl *** Check for getprotobyname ***
1551         dnl **********************************
1552         AC_MSG_CHECKING(for getprotobyname)
1553                 AC_TRY_LINK([
1554                 #include <stdio.h>
1555                 #include <netdb.h>
1556         ], [
1557                 getprotobyname(NULL);
1558         ], [
1559                 # Yes, we have it...
1560                 AC_MSG_RESULT(yes)
1561                 AC_DEFINE(HAVE_GETPROTOBYNAME, 1, [Have getprotobyname])
1562         ], [
1563                 AC_MSG_RESULT(no)
1564         ])
1565
1566         dnl **********************************
1567         dnl *** Check for getnameinfo ***
1568         dnl **********************************
1569         AC_MSG_CHECKING(for getnameinfo)
1570                 AC_TRY_LINK([
1571                 #include <stdio.h>
1572                 #include <netdb.h>
1573         ], [
1574                 getnameinfo (NULL, 0, NULL, 0, NULL, 0, 0);
1575         ], [
1576                 # Yes, we have it...
1577                 AC_MSG_RESULT(yes)
1578                 AC_DEFINE(HAVE_GETNAMEINFO, 1, [Have getnameinfo])
1579         ], [
1580                 AC_MSG_RESULT(no)
1581         ])
1582
1583
1584         dnl **********************************
1585         dnl *** Check for inet_ntop ***
1586         dnl **********************************
1587         AC_MSG_CHECKING(for inet_ntop)
1588                 AC_TRY_LINK([
1589                 #include <stdio.h>
1590                 #include <arpa/inet.h>
1591         ], [
1592                 inet_ntop (0, NULL, NULL, 0);
1593         ], [
1594                 # Yes, we have it...
1595                 AC_MSG_RESULT(yes)
1596                 AC_DEFINE(HAVE_INET_NTOP, 1, [Have inet_ntop])
1597         ], [
1598                 AC_MSG_RESULT(no)
1599         ])
1600
1601         dnl *****************************
1602         dnl *** Checks for libnsl     ***
1603         dnl *****************************
1604         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1605
1606         AC_CHECK_FUNCS(inet_pton inet_aton)
1607
1608         dnl *****************************
1609         dnl *** Checks for libxnet    ***
1610         dnl *****************************
1611         case "${host}" in
1612                 *solaris* )
1613                         AC_MSG_CHECKING(for Solaris XPG4 support)
1614                         if test -f /usr/lib/libxnet.so; then
1615                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1616                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1617                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1618                                 LIBS="$LIBS -lxnet"
1619                                 AC_MSG_RESULT(yes)
1620                         else
1621                                 AC_MSG_RESULT(no)
1622                         fi
1623
1624                         if test "$GCC" = "yes"; then
1625                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1626                         fi
1627                 ;;
1628         esac
1629
1630         dnl *****************************
1631         dnl *** Checks for libpthread ***
1632         dnl *****************************
1633 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1634 # and libpthread does not exist
1635 #
1636         case "${host}" in
1637                 *-*-*freebsd*)
1638                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1639                 ;;
1640                 *-*-*openbsd*)
1641                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1642                 ;;
1643                 *)
1644                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1645                 ;;
1646         esac
1647         AC_CHECK_HEADERS(pthread.h)
1648         AC_CHECK_HEADERS(pthread_np.h)
1649         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1650         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np pthread_setname_np)
1651         AC_CHECK_FUNCS(pthread_kill)
1652         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1653         AC_TRY_COMPILE([ #include <pthread.h>], [
1654                 pthread_mutexattr_t attr;
1655                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1656         ], [
1657                 AC_MSG_RESULT(ok)
1658         ], [
1659                 AC_MSG_RESULT(no)
1660                 AC_ERROR(Posix system lacks support for recursive mutexes)
1661         ])
1662         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1663         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1664         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1665
1666         dnl **********************************
1667         dnl *** Check for mincore ***
1668         dnl **********************************
1669         AC_MSG_CHECKING(for mincore)
1670                 AC_TRY_LINK([
1671                 #include <stdio.h>
1672                 #include <sys/types.h>
1673                 #include <sys/mman.h>
1674         ], [
1675                 mincore(NULL, 0, NULL);
1676         ], [
1677                 # Yes, we have it...
1678                 AC_MSG_RESULT(yes)
1679                 AC_DEFINE(HAVE_MINCORE, 1, [Have mincore])
1680         ], [
1681                 AC_MSG_RESULT(no)
1682         ])
1683
1684         dnl ***********************************
1685         dnl *** Checks for working __thread ***
1686         dnl ***********************************
1687         AC_MSG_CHECKING(for working __thread)
1688         if test "x$with_tls" != "x__thread"; then
1689                 AC_MSG_RESULT(disabled)
1690         elif test "x$cross_compiling" = "xyes"; then
1691                 AC_MSG_RESULT(cross compiling, assuming yes)
1692         else
1693                 AC_TRY_RUN([
1694                         #if defined(__APPLE__) && defined(__clang__)
1695                         #error "__thread does not currently work with clang on Mac OS X"
1696                         #endif
1697
1698                         #include <pthread.h>
1699                         __thread int i;
1700                         static int res1, res2;
1701
1702                         void thread_main (void *arg)
1703                         {
1704                                 i = arg;
1705                                 sleep (1);
1706                                 if (arg == 1)
1707                                         res1 = (i == arg);
1708                                 else
1709                                         res2 = (i == arg);
1710                         }
1711
1712                         int main () {
1713                                 pthread_t t1, t2;
1714
1715                                 i = 5;
1716
1717                                 pthread_create (&t1, NULL, thread_main, 1);
1718                                 pthread_create (&t2, NULL, thread_main, 2);
1719
1720                                 pthread_join (t1, NULL);
1721                                 pthread_join (t2, NULL);
1722
1723                                 return !(res1 + res2 == 2);
1724                         }
1725                 ], [
1726                                 AC_MSG_RESULT(yes)
1727                 ], [
1728                                 AC_MSG_RESULT(no)
1729                                 with_tls=pthread
1730                 ])
1731         fi
1732
1733         dnl **************************************
1734         dnl *** Checks for working sigaltstack ***
1735         dnl **************************************
1736         AC_MSG_CHECKING(for working sigaltstack)
1737         if test "x$with_sigaltstack" != "xyes"; then
1738                 AC_MSG_RESULT(disabled)
1739         elif test "x$cross_compiling" = "xyes"; then
1740                 AC_MSG_RESULT(cross compiling, assuming yes)
1741         else
1742                 AC_TRY_RUN([
1743                         #include <stdio.h>
1744                         #include <stdlib.h>
1745                         #include <unistd.h>
1746                         #include <signal.h>
1747                         #include <pthread.h>
1748                         #include <sys/wait.h>
1749                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1750                         #define SA_STACK SA_ONSTACK
1751                         #endif
1752                         static void
1753                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1754                         {
1755                                 exit (0);
1756                         }
1757
1758                         volatile char*__ptr = NULL;
1759                         static void *
1760                         loop (void *ignored)
1761                         {
1762                                 *__ptr = 0;
1763                                 return NULL;
1764                         }
1765
1766                         static void
1767                         child ()
1768                         {
1769                                 struct sigaction sa;
1770                         #ifdef __APPLE__
1771                                 stack_t sas;
1772                         #else
1773                                 struct sigaltstack sas;
1774                         #endif
1775                                 pthread_t id;
1776                                 pthread_attr_t attr;
1777
1778                                 sa.sa_sigaction = sigsegv_signal_handler;
1779                                 sigemptyset (&sa.sa_mask);
1780                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1781                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1782                                         perror ("sigaction");
1783                                         return;
1784                                 }
1785
1786                                 /* x86 darwin deliver segfaults using SIGBUS */
1787                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1788                                         perror ("sigaction");
1789                                         return;
1790                                 }
1791                                 sas.ss_sp = malloc (SIGSTKSZ);
1792                                 sas.ss_size = SIGSTKSZ;
1793                                 sas.ss_flags = 0;
1794                                 if (sigaltstack (&sas, NULL) == -1) {
1795                                         perror ("sigaltstack");
1796                                         return;
1797                                 }
1798
1799                                 pthread_attr_init (&attr);
1800                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1801                                         printf ("pthread_create\n");
1802                                         return;
1803                                 }
1804
1805                                 sleep (100);
1806                         }
1807
1808                         int
1809                         main ()
1810                         {
1811                                 pid_t son;
1812                                 int status;
1813                                 int i;
1814
1815                                 son = fork ();
1816                                 if (son == -1) {
1817                                         return 1;
1818                                 }
1819
1820                                 if (son == 0) {
1821                                         child ();
1822                                         return 0;
1823                                 }
1824
1825                                 for (i = 0; i < 300; ++i) {
1826                                         waitpid (son, &status, WNOHANG);
1827                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1828                                                 return 0;
1829                                         usleep (10000);
1830                                 }
1831
1832                                 kill (son, SIGKILL);
1833                                 return 1;
1834                         }
1835
1836                 ], [
1837                                 AC_MSG_RESULT(yes)
1838                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1839                 ], [
1840                                 with_sigaltstack=no
1841                                 AC_MSG_RESULT(no)
1842                 ])
1843         fi
1844
1845         dnl ********************************
1846         dnl *** Checks for semaphore lib ***
1847         dnl ********************************
1848         # 'Real Time' functions on Solaris
1849         # posix4 on Solaris 2.6
1850         # pthread (first!) on Linux
1851         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1852
1853         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1854         AC_CHECK_FUNCS(shm_open)
1855
1856         dnl ********************************
1857         dnl *** Checks for timezone stuff **
1858         dnl ********************************
1859         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1860                 AC_TRY_COMPILE([
1861                         #include <time.h>
1862                         ], [
1863                         struct tm tm;
1864                         tm.tm_gmtoff = 1;
1865                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1866         if test $ac_cv_struct_tm_gmtoff = yes; then
1867                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1868         else
1869                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1870                         AC_TRY_COMPILE([
1871                                 #include <time.h>
1872                         ], [
1873                                 timezone = 1;
1874                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1875                 if test $ac_cv_var_timezone = yes; then
1876                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1877                 else
1878                         AC_ERROR(unable to find a way to determine timezone)
1879                 fi
1880         fi
1881
1882         dnl *********************************
1883         dnl *** Checks for math functions ***
1884         dnl *********************************
1885         AC_SEARCH_LIBS(sqrtf, m)
1886         if test "x$has_broken_apple_cpp" != "xyes"; then
1887                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1888                         AC_TRY_LINK([#include <math.h>],
1889                         [ finite(0.0); ],
1890                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1891                         AC_MSG_RESULT(no)))
1892         fi
1893         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1894                 AC_TRY_LINK([#include <math.h>],
1895                 [ isfinite(0.0); ],
1896                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1897                 AC_MSG_RESULT(no)))
1898
1899         dnl ****************************************************************
1900         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1901         dnl *** have it in the library (duh))                            ***
1902         dnl ****************************************************************
1903         AC_CHECK_FUNCS(poll)
1904
1905         dnl *************************
1906         dnl *** Check for signbit ***
1907         dnl *************************
1908         AC_MSG_CHECKING(for signbit)
1909         AC_TRY_LINK([#include <math.h>], [
1910                 int s = signbit(1.0);
1911         ], [
1912                 AC_MSG_RESULT(yes)
1913                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1914         ], [
1915                 AC_MSG_RESULT(no)
1916         ])
1917
1918         dnl **********************************
1919         dnl *** epoll                      ***
1920         dnl **********************************
1921         if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xno"; then
1922                 AC_CHECK_HEADERS(sys/epoll.h)
1923                 haveepoll=no
1924                 AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1925                 if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes"; then
1926                         AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1927                 fi
1928         fi
1929
1930         havekqueue=no
1931
1932         AC_CHECK_HEADERS(sys/event.h)
1933         AC_CHECK_FUNCS(kqueue, [havekqueue=yes], )
1934
1935         dnl **************************************
1936         dnl * Darwin has a race that prevents us from using reliably:
1937         dnl * http://lists.apple.com/archives/darwin-dev/2011/Jun/msg00016.html
1938         dnl * Since kqueue is mostly used for scaling large web servers,
1939         dnl * and very few folks run Mono on large web servers on OSX, falling
1940         dnl * back
1941         dnl **************************************
1942         if test "x$havekqueue" = "xyes" -a "x$ac_cv_header_sys_event_h" = "xyes"; then
1943                 if test "x$platform_darwin" = "xno"; then
1944                         AC_DEFINE(USE_KQUEUE_FOR_THREADPOOL, 1, [Use kqueue for the threadpool])
1945                 fi
1946         fi
1947
1948         dnl ******************************
1949         dnl *** Checks for SIOCGIFCONF ***
1950         dnl ******************************
1951         AC_CHECK_HEADERS(sys/ioctl.h)
1952         AC_CHECK_HEADERS(net/if.h, [], [],
1953            [
1954            #ifdef HAVE_SYS_TYPES_H
1955            # include <sys/types.h>
1956            #endif
1957            #ifdef HAVE_SYS_SOCKET_H
1958            # include <sys/socket.h>
1959            #endif
1960            ])
1961         AC_MSG_CHECKING(for ifreq)
1962         AC_TRY_COMPILE([
1963                 #include <stdio.h>
1964                 #include <sys/ioctl.h>
1965                 #include <net/if.h>
1966                 ], [
1967                 struct ifconf ifc;
1968                 struct ifreq *ifr;
1969                 void *x;
1970                 ifc.ifc_len = 0;
1971                 ifc.ifc_buf = NULL;
1972                 x = (void *) &ifr->ifr_addr;
1973                 ],[
1974                         AC_MSG_RESULT(yes)
1975                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1976                 ], [
1977                         AC_MSG_RESULT(no)
1978                 ])
1979         dnl **********************************
1980         dnl ***     Checks for sin_len     ***
1981         dnl **********************************
1982         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1983         AC_TRY_COMPILE([
1984                 #include <netinet/in.h>
1985                 ], [
1986                 struct sockaddr_in saddr;
1987                 saddr.sin_len = sizeof (saddr);
1988                 ],[
1989                         AC_MSG_RESULT(yes)
1990                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1991                 ], [
1992                         AC_MSG_RESULT(no)
1993                 ])
1994         dnl **********************************
1995         dnl ***    Checks for sin6_len     ***
1996         dnl **********************************
1997         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1998         AC_TRY_COMPILE([
1999                 #include <netinet/in.h>
2000                 ], [
2001                 struct sockaddr_in6 saddr6;
2002                 saddr6.sin6_len = sizeof (saddr6);
2003                 ],[
2004                         AC_MSG_RESULT(yes)
2005                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
2006                 ], [
2007                         AC_MSG_RESULT(no)
2008                 ])
2009         dnl **********************************
2010         dnl *** Check for getifaddrs       ***
2011         dnl **********************************
2012         AC_MSG_CHECKING(for getifaddrs)
2013                 AC_TRY_LINK([
2014                 #include <stdio.h>
2015                 #include <sys/types.h>
2016                 #include <sys/socket.h>
2017                 #include <ifaddrs.h>
2018         ], [
2019                 getifaddrs(NULL);
2020         ], [
2021                 # Yes, we have it...
2022                 AC_MSG_RESULT(yes)
2023                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
2024         ], [
2025                 AC_MSG_RESULT(no)
2026         ])
2027         dnl **********************************
2028         dnl *** Check for if_nametoindex   ***
2029         dnl **********************************
2030         AC_MSG_CHECKING(for if_nametoindex)
2031                 AC_TRY_LINK([
2032                 #include <stdio.h>
2033                 #include <sys/types.h>
2034                 #include <sys/socket.h>
2035                 #include <net/if.h>
2036         ], [
2037                 if_nametoindex(NULL);
2038         ], [
2039                 # Yes, we have it...
2040                 AC_MSG_RESULT(yes)
2041                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
2042         ], [
2043                 AC_MSG_RESULT(no)
2044         ])
2045
2046         dnl **********************************
2047         dnl *** Checks for MonoPosixHelper ***
2048         dnl **********************************
2049         AC_CHECK_HEADERS(checklist.h)
2050         AC_CHECK_HEADERS(pathconf.h)
2051         AC_CHECK_HEADERS(fstab.h)
2052         AC_CHECK_HEADERS(attr/xattr.h)
2053         AC_CHECK_HEADERS(sys/extattr.h)
2054         AC_CHECK_HEADERS(sys/sendfile.h)
2055         AC_CHECK_HEADERS(sys/statvfs.h)
2056         AC_CHECK_HEADERS(sys/statfs.h)
2057         AC_CHECK_HEADERS(sys/vfstab.h)
2058         AC_CHECK_HEADERS(sys/xattr.h)
2059         AC_CHECK_HEADERS(sys/mman.h)
2060         AC_CHECK_HEADERS(sys/param.h)
2061         AC_CHECK_HEADERS(sys/mount.h, [], [],
2062                 [
2063                 #ifdef HAVE_SYS_PARAM_H
2064                 # include <sys/param.h>
2065                 #endif
2066                 ])
2067         AC_CHECK_HEADERS(sys/mount.h)
2068         AC_CHECK_FUNCS(confstr)
2069         AC_CHECK_FUNCS(seekdir telldir)
2070         AC_CHECK_FUNCS(getdomainname)
2071         AC_CHECK_FUNCS(setdomainname)
2072         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
2073         AC_CHECK_FUNCS(setgroups)
2074         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
2075         AC_CHECK_FUNCS(getfsstat)
2076         AC_CHECK_FUNCS(lutimes futimes)
2077         AC_CHECK_FUNCS(mremap)
2078         AC_CHECK_FUNCS(remap_file_pages)
2079         AC_CHECK_FUNCS(posix_fadvise)
2080         AC_CHECK_FUNCS(posix_fallocate)
2081         AC_CHECK_FUNCS(posix_madvise)
2082         AC_CHECK_FUNCS(vsnprintf)
2083         AC_CHECK_FUNCS(sendfile)
2084         AC_CHECK_FUNCS(gethostid sethostid)
2085         AC_CHECK_FUNCS(sethostname)
2086         AC_CHECK_FUNCS(statfs)
2087         AC_CHECK_FUNCS(fstatfs)
2088         AC_CHECK_FUNCS(statvfs)
2089         AC_CHECK_FUNCS(fstatvfs)
2090         AC_CHECK_FUNCS(stime)
2091         AC_CHECK_FUNCS(strerror_r)
2092         AC_CHECK_FUNCS(ttyname_r)
2093         AC_CHECK_FUNCS(psignal)
2094         AC_CHECK_FUNCS(getlogin_r)
2095         AC_CHECK_FUNCS(lockf)
2096         AC_CHECK_FUNCS(swab)
2097         AC_CHECK_FUNCS(setusershell endusershell)
2098         AC_CHECK_FUNCS(futimens utimensat)
2099         AC_CHECK_FUNCS(fstatat mknodat readlinkat)
2100         AC_CHECK_FUNCS(readv writev preadv pwritev)
2101         AC_CHECK_FUNCS(setpgid)
2102         AC_CHECK_FUNCS(system)
2103         AC_CHECK_SIZEOF(size_t)
2104         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
2105                 [#include <sys/types.h>
2106                  #include <sys/stat.h>
2107                  #include <unistd.h>])
2108         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
2109                 [#include <sys/types.h>
2110                  #include <sys/stat.h>
2111                  #include <unistd.h>])
2112         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
2113                 [#include <sys/time.h>])
2114         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
2115                 [#include <unistd.h>
2116                  #include <fcntl.h>])
2117         AC_CHECK_TYPES([struct iovec], [AC_DEFINE(HAVE_STRUCT_IOVEC)], ,
2118                 [#include <sys/uio.h>])
2119         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
2120                 [#include <sys/poll.h>])
2121         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
2122                 [#include <sys/types.h>
2123                  #include <sys/stat.h>
2124                  #include <unistd.h>])
2125         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
2126                 [#include <time.h>])
2127         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
2128                 [#include <sys/time.h>
2129                  #include <sys/types.h>
2130                  #include <utime.h>])
2131         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
2132                 [#include <sys/time.h>])
2133         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
2134                 [#include <sys/types.h>
2135                  #include <utime.h>])
2136         AC_CHECK_MEMBERS(
2137                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
2138                 [#include <sys/types.h>
2139                  #include <dirent.h>])
2140         AC_CHECK_MEMBERS(
2141                 [struct passwd.pw_gecos],,,
2142                 [#include <sys/types.h>
2143                  #include <pwd.h>])
2144         AC_CHECK_MEMBERS(
2145                 [struct statfs.f_flags],,,
2146                 [#include <sys/types.h>
2147                  #include <sys/vfs.h>])
2148         AC_CHECK_MEMBERS(
2149                 [struct stat.st_atim, struct stat.st_mtim, struct stat.st_ctim],,,
2150                 [#include <sys/types.h>
2151                  #include <sys/stat.h>
2152                  #include <unistd.h>])
2153
2154         dnl Favour xattr through glibc, but use libattr if we have to
2155         AC_CHECK_FUNC(lsetxattr, ,
2156                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
2157         )
2158         AC_SUBST(XATTR_LIB)
2159
2160         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
2161         AC_CHECK_MEMBERS(
2162                 [struct kinfo_proc.kp_proc],,,
2163                 [#include <sys/types.h>
2164                  #include <sys/param.h>
2165                  #include <sys/sysctl.h>
2166                  #include <sys/proc.h>
2167                  ])
2168
2169         dnl *********************************
2170         dnl *** Checks for Windows compilation ***
2171         dnl *********************************
2172         AC_CHECK_HEADERS(sys/time.h)
2173         AC_CHECK_HEADERS(sys/param.h)
2174         AC_CHECK_HEADERS(dirent.h)
2175
2176         dnl ******************************************
2177         dnl *** Checks for OSX and iOS compilation ***
2178         dnl ******************************************
2179         AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
2180
2181         dnl *********************************
2182         dnl *** Check for Console 2.0 I/O ***
2183         dnl *********************************
2184         AC_CHECK_HEADERS([curses.h])
2185         AC_CHECK_HEADERS([term.h], [], [],
2186         [#if HAVE_CURSES_H
2187          #include <curses.h>
2188          #endif
2189         ])
2190         AC_CHECK_HEADERS([termios.h])
2191
2192         dnl * This is provided in io-layer, but on windows it's only available
2193         dnl * on xp+
2194         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
2195 else
2196         dnl *********************************
2197         dnl *** Checks for Windows compilation ***
2198         dnl *********************************
2199         AC_CHECK_HEADERS(winternl.h)
2200
2201         jdk_headers_found=no
2202         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
2203         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
2204         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
2205         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
2206         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
2207         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
2208         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
2209
2210         dnl *********************************
2211         dnl *** Check for struct ip_mreqn ***
2212         dnl *********************************
2213         AC_MSG_CHECKING(for struct ip_mreqn)
2214         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2215                 struct ip_mreqn mreq;
2216                 mreq.imr_address.s_addr = 0;
2217         ], [
2218                 # Yes, we have it...
2219                 AC_MSG_RESULT(yes)
2220                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
2221         ], [
2222                 # We'll just have to try and use struct ip_mreq
2223                 AC_MSG_RESULT(no)
2224                 AC_MSG_CHECKING(for struct ip_mreq)
2225                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2226                         struct ip_mreq mreq;
2227                         mreq.imr_interface.s_addr = 0;
2228                 ], [
2229                         # Yes, we have it...
2230                         AC_MSG_RESULT(yes)
2231                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
2232                 ], [
2233                         # No multicast support
2234                         AC_MSG_RESULT(no)
2235                 ])
2236         ])
2237
2238         dnl **********************************
2239         dnl *** Check for getaddrinfo ***
2240         dnl **********************************
2241         AC_MSG_CHECKING(for getaddrinfo)
2242                 AC_TRY_LINK([
2243                 #include <stdio.h>
2244                 #include <winsock2.h>
2245                 #include <ws2tcpip.h>
2246         ], [
2247                 getaddrinfo(NULL,NULL,NULL,NULL);
2248         ], [
2249                 # Yes, we have it...
2250                 AC_MSG_RESULT(yes)
2251                 AC_DEFINE(HAVE_GETADDRINFO, 1, [Have getaddrinfo])
2252         ], [
2253                 AC_MSG_RESULT(no)
2254         ])
2255
2256         dnl **********************************
2257         dnl *** Check for gethostbyname ***
2258         dnl **********************************
2259         AC_MSG_CHECKING(for gethostbyname)
2260                 AC_TRY_LINK([
2261                 #include <stdio.h>
2262                 #include <winsock2.h>
2263                 #include <ws2tcpip.h>
2264         ], [
2265                 gethostbyname(NULL);
2266         ], [
2267                 # Yes, we have it...
2268                 AC_MSG_RESULT(yes)
2269                 AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [Have gethostbyname])
2270         ], [
2271                 AC_MSG_RESULT(no)
2272         ])
2273
2274         dnl **********************************
2275         dnl *** Check for getprotobyname ***
2276         dnl **********************************
2277         AC_MSG_CHECKING(for getprotobyname)
2278                 AC_TRY_LINK([
2279                 #include <stdio.h>
2280                 #include <winsock2.h>
2281                 #include <ws2tcpip.h>
2282         ], [
2283                 getprotobyname(NULL);
2284         ], [
2285                 # Yes, we have it...
2286                 AC_MSG_RESULT(yes)
2287                 AC_DEFINE(HAVE_GETPROTOBYNAME, 1, [Have getprotobyname])
2288         ], [
2289                 AC_MSG_RESULT(no)
2290         ])
2291
2292         dnl **********************************
2293         dnl *** Check for getnameinfo ***
2294         dnl **********************************
2295         AC_MSG_CHECKING(for getnameinfo)
2296                 AC_TRY_LINK([
2297                 #include <stdio.h>
2298                 #include <winsock2.h>
2299                 #include <ws2tcpip.h>
2300         ], [
2301                 getnameinfo (NULL, 0, NULL, 0, NULL, 0, 0);
2302         ], [
2303                 # Yes, we have it...
2304                 AC_MSG_RESULT(yes)
2305                 AC_DEFINE(HAVE_GETNAMEINFO, 1, [Have getnameinfo])
2306         ], [
2307                 AC_MSG_RESULT(no)
2308         ])
2309
2310         dnl **********************************
2311         dnl *** Check for inet_ntop ***
2312         dnl **********************************
2313         AC_MSG_CHECKING(for inet_ntop)
2314                 AC_TRY_LINK([
2315                 #include <stdio.h>
2316                 #include <winsock2.h>
2317                 #include <ws2tcpip.h>
2318         ], [
2319                 inet_ntop (0, NULL, NULL, 0);
2320         ], [
2321                 # Yes, we have it...
2322                 AC_MSG_RESULT(yes)
2323                 AC_DEFINE(HAVE_INET_NTOP, 1, [Have inet_ntop])
2324         ], [
2325                 AC_MSG_RESULT(no)
2326         ])
2327
2328         dnl **********************************
2329         dnl *** Check for inet_pton ***
2330         dnl **********************************
2331         AC_MSG_CHECKING(for inet_pton)
2332                 AC_TRY_LINK([
2333                 #include <stdio.h>
2334                 #include <winsock2.h>
2335                 #include <ws2tcpip.h>
2336         ], [
2337                 inet_pton (0, NULL, NULL);
2338         ], [
2339                 # Yes, we have it...
2340                 AC_MSG_RESULT(yes)
2341                 AC_DEFINE(HAVE_INET_PTON, 1, [Have inet_pton])
2342         ], [
2343                 AC_MSG_RESULT(no)
2344         ])
2345
2346         AC_CHECK_DECLS(InterlockedExchange64, [], [], [[#include <windows.h>]])
2347         AC_CHECK_DECLS(InterlockedCompareExchange64, [], [], [[#include <windows.h>]])
2348         AC_CHECK_DECLS(InterlockedDecrement64, [], [], [[#include <windows.h>]])
2349         AC_CHECK_DECLS(InterlockedIncrement64, [], [], [[#include <windows.h>]])
2350         AC_CHECK_DECLS(InterlockedAdd, [], [], [[#include <windows.h>]])
2351         AC_CHECK_DECLS(InterlockedAdd64, [], [], [[#include <windows.h>]])
2352         AC_CHECK_DECLS(__readfsdword, [], [], [[#include <windows.h>]])
2353
2354         AC_MSG_CHECKING(for GetProcessId)
2355         AC_TRY_COMPILE([#include <windows.h>], [
2356                 GetProcessId (0);
2357         ], [
2358            AC_MSG_RESULT(yes)
2359            AC_DEFINE(HAVE_GETPROCESSID)
2360         ], [
2361            AC_MSG_RESULT(no)
2362         ])
2363 fi
2364
2365 dnl socklen_t check
2366 AC_MSG_CHECKING(for socklen_t)
2367 AC_TRY_COMPILE([
2368 #include <sys/types.h>
2369 #include <sys/socket.h>
2370 ],[
2371   socklen_t foo;
2372 ],[
2373 ac_cv_c_socklen_t=yes
2374         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
2375         AC_MSG_RESULT(yes)
2376 ],[
2377         AC_MSG_RESULT(no)
2378 ])
2379
2380 AC_MSG_CHECKING(for array element initializer support)
2381 AC_TRY_COMPILE([#include <sys/socket.h>], [
2382         const int array[] = {[1] = 2,};
2383 ], [
2384         # Yes, we have it...
2385         AC_MSG_RESULT(yes)
2386         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
2387 ], [
2388         # We'll have to use signals
2389         AC_MSG_RESULT(no)
2390 ])
2391
2392 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
2393         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
2394         AC_TRY_LINK([#include <math.h>],
2395         [ static void *p = &trunc; ],
2396         [
2397                 AC_DEFINE(HAVE_TRUNC)
2398                 AC_MSG_RESULT(yes)
2399                 ac_cv_trunc=yes
2400         ],
2401         AC_MSG_RESULT(no)))
2402
2403 if test "x$ac_cv_truncl" != "xyes"; then
2404    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
2405 fi
2406
2407 AC_CHECK_FUNCS(round)
2408 AC_CHECK_FUNCS(rint)
2409 AC_CHECK_FUNCS(execvp)
2410
2411 dnl ****************************
2412 dnl *** Look for /dev/random ***
2413 dnl ****************************
2414
2415 AC_MSG_CHECKING([if usage of random device is requested])
2416 AC_ARG_ENABLE(dev-random,
2417 [  --disable-dev-random    disable the use of the random device (enabled by default)],
2418 try_dev_random=$enableval, try_dev_random=yes)
2419
2420 AC_MSG_RESULT($try_dev_random)
2421
2422 case "{$build}" in
2423     *-openbsd*)
2424     NAME_DEV_RANDOM="/dev/srandom"
2425     ;;
2426
2427 dnl Win32 does not have /dev/random, they have their own method...
2428
2429     *-mingw*|*-*-cygwin*)
2430     ac_cv_have_dev_random=no
2431     ;;
2432
2433 dnl Everywhere else, it's /dev/random
2434
2435     *)
2436     NAME_DEV_RANDOM="/dev/random"
2437     ;;
2438 esac
2439
2440 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2441
2442 dnl Now check if the device actually exists
2443
2444 if test "x$try_dev_random" = "xyes"; then
2445     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2446     [if test -r "$NAME_DEV_RANDOM" ; then
2447         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2448     if test "x$ac_cv_have_dev_random" = "xyes"; then
2449         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2450     fi
2451 else
2452     AC_MSG_CHECKING(for random device)
2453     ac_cv_have_dev_random=no
2454     AC_MSG_RESULT(has been disabled)
2455 fi
2456
2457 if test "x$host_win32" = "xyes"; then
2458     AC_DEFINE(HAVE_CRYPT_RNG)
2459 fi
2460
2461 if test "x$ac_cv_have_dev_random" = "xno" \
2462     && test "x$host_win32" = "xno"; then
2463     AC_MSG_WARN([[
2464 ***
2465 *** A system-provided entropy source was not found on this system.
2466 *** Because of this, the System.Security.Cryptography random number generator
2467 *** will throw a NotImplemented exception.
2468 ***
2469 *** If you are seeing this message, and you know your system DOES have an
2470 *** entropy collection in place, please contact <crichton@gimp.org> and
2471 *** provide information about the system and how to access the random device.
2472 ***
2473 *** Otherwise you can install either egd or prngd and set the environment
2474 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2475 ***]])
2476 fi
2477
2478 AC_MSG_CHECKING([if inter-process shared handles are requested])
2479 # Same as --enable-minimal=shared_handles
2480 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=no)
2481 AC_MSG_RESULT($try_shared_handles)
2482 if test "x$try_shared_handles" != "xyes"; then
2483         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2484         AC_SUBST(DISABLE_SHARED_HANDLES)
2485 fi
2486
2487 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2488
2489 AC_ARG_ENABLE(perf-events, [  --enable-perf-events Enable using `perf` for profiling on Linux], test_perf_events=$enableval, test_perf_events=no)
2490 if test "x$test_perf_events" == "xyes"; then
2491         AC_DEFINE(ENABLE_PERF_EVENTS, 1, [Enable using `perf` for profiling on Linux])
2492         AC_SUBST(ENABLE_PERF_EVENTS)
2493 fi
2494
2495 AC_MSG_CHECKING([if big-arrays are to be enabled])
2496 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2497 if test "x$enable_big_arrays" = "xyes" ; then
2498     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2499         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2500     else
2501         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2502     fi
2503 fi
2504 AC_MSG_RESULT($enable_big_arrays)
2505
2506 dnl **************
2507 dnl *** DTRACE ***
2508 dnl **************
2509
2510 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2511
2512 if test "x$enable_dtrace" = "xyes"; then
2513    if test "x$has_dtrace" = "xno"; then
2514           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2515    fi
2516    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2517    if test "x$DTRACE" = "xno"; then
2518           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2519           enable_dtrace=no
2520    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2521           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2522           enable_dtrace=no
2523    fi
2524 fi
2525
2526 dtrace_g=no
2527 if test "x$enable_dtrace" = "xyes"; then
2528         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2529         DTRACEFLAGS=
2530         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2531                 case "$host" in
2532                         powerpc-*-darwin*)
2533                         DTRACEFLAGS="-arch ppc64"
2534                         ;;
2535                         i*86-*-darwin*)
2536                         DTRACEFLAGS="-arch x86_64"
2537                         ;;
2538                         *)
2539                         DTRACEFLAGS=-64
2540                         ;;
2541                 esac
2542         else
2543                 case "$host" in
2544                         powerpc-*-darwin*)
2545                         DTRACEFLAGS="-arch ppc"
2546                         ;;
2547                         i*86-*-darwin*)
2548                         DTRACEFLAGS="-arch i386"
2549                         ;;
2550                         *)
2551                         DTRACEFLAGS=-32
2552                         ;;
2553                 esac
2554         fi
2555         AC_SUBST(DTRACEFLAGS)
2556         case "$host" in
2557                 *-*-solaris*)
2558                 dtrace_g=yes
2559                 ;;
2560         esac
2561         AC_CHECK_HEADERS([sys/sdt.h])
2562 fi
2563 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2564 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2565
2566 dnl **************
2567 dnl ***  NaCl  ***
2568 dnl **************
2569
2570 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2571 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2572
2573 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2574
2575 dnl
2576 dnl Hack to use system mono for operations in build/install not allowed in NaCl.
2577 dnl
2578 nacl_self_host=""
2579 if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xyes"; then
2580    nacl_self_host="nacl_self_host"
2581 fi
2582 AC_SUBST(nacl_self_host)
2583
2584 if test "x$enable_nacl_codegen" = "xyes"; then
2585    MONO_NACL_ALIGN_MASK_OFF=1
2586    AC_DEFINE(TARGET_NACL, 1, [...])
2587    AC_DEFINE(__native_client_codegen__, 1, [...])
2588 else
2589    MONO_NACL_ALIGN_MASK_OFF=0
2590    AC_DEFINE(__default_codegen__, 1, [...])
2591 fi
2592 if test "x$enable_nacl_gc" = "xyes"; then
2593    if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2594       INSTRUMENT_CFLAG="-finstrument-for-thread-suspension"
2595    else
2596       # Not yet implemented
2597       INSTRUMENT_CFLAG=""
2598    fi
2599    CPPFLAGS="$CPPFLAGS $INSTRUMENT_CFLAG -D__native_client_gc__"
2600 fi
2601 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2602
2603 dnl **************
2604 dnl ***  LLVM  ***
2605 dnl **************
2606
2607 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2608 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2609 AC_ARG_ENABLE(llvm-version-check,[  --enable-llvm-version-check Check that the LLVM matches the version expected by mono], enable_llvm_version_check=$enableval, enable_llvm_version_check=no)
2610
2611 AC_ARG_WITH(llvm, [  --with-llvm=<llvm prefix>    Enable the LLVM back-end], enable_llvm=yes,)
2612
2613 if test "x$enable_llvm" = "xyes"; then
2614    if test "x$with_llvm" != "x"; then
2615           LLVM_CONFIG=$with_llvm/bin/llvm-config
2616           if test x$host_win32 = xyes; then
2617                 LLVM_CONFIG=$LLVM_CONFIG.exe
2618           fi
2619           if test ! -x $LLVM_CONFIG; then
2620                  AC_MSG_ERROR([LLVM executable $LLVM_CONFIG not found.])
2621       fi
2622    else
2623       AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2624       if test "x$LLVM_CONFIG" = "xno"; then
2625              AC_MSG_ERROR([llvm-config not found.])
2626       fi
2627    fi
2628
2629    llvm_codegen="x86codegen"
2630    case "$target" in
2631    arm*)
2632                 llvm_codegen="armcodegen"
2633                 ;;
2634    esac
2635
2636    if test "x$host_win32" = "xno"; then
2637
2638    # The output of --cflags seems to include optimizations flags too
2639    LLVM_CFLAGS=`$LLVM_CONFIG --cflags | sed -e 's/-O2//g' | sed -e 's/-O0//g' | sed -e 's/-fomit-frame-pointer//g' | sed -e 's/-fPIC//g'`
2640    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2641    # from LLVM classes.
2642    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2643    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2644    # This might include empty lines
2645    LLVM_SYSTEM_LIBS=`$LLVM_CONFIG --system-libs 2>/dev/null | grep -- -`
2646    if test "x$host" != "x$target"; then
2647       # No need for jit libs
2648       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter`
2649    else
2650       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit $llvm_codegen`
2651    fi
2652    LLVM_LIBS="$LLVM_LIBS $LLVM_LDFLAGS $LLVM_SYSTEM_LIBS -lstdc++"
2653
2654    expected_llvm_version="3.4svn-mono-mono/e656cac"
2655
2656    # Should be something like '2.6' or '2.7svn'
2657    llvm_version=`$LLVM_CONFIG --version`
2658    llvm_api_version=`$LLVM_CONFIG --mono-api-version 2>/dev/null`
2659    AC_MSG_CHECKING(LLVM version)
2660    AC_MSG_RESULT($llvm_version)
2661    if echo $llvm_version | grep -q 'mono'; then
2662           if test "x$enable_llvm_version_check" == "xyes"; then
2663                  if test "$llvm_version" != "$expected_llvm_version"; then
2664                         AC_MSG_ERROR([Expected llvm version $expected_llvm_version, but llvm-config --version returned $llvm_version"])
2665                  fi
2666           fi
2667    else
2668           AC_MSG_ERROR([Compiling with stock LLVM is not supported, please use the Mono LLVM repo at https://github.com/mono/llvm, with the GIT branch which matches this version of mono, i.e. 'mono-2-10' for Mono 2.10.])
2669    fi
2670
2671    else
2672        LLVM_CFLAGS="-I$with_llvm/include -DNDEBUG -D__NO_CTYPE_INLINE -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
2673        LLVM_CXXFLAGS="$LLVM_CFLAGS -std=gnu++11 -fvisibility-inlines-hidden -fno-exceptions -fno-rtti -Woverloaded-virtual -Wcast-qual"
2674        LLVM_LDFLAGS="-L$with_llvm/lib"
2675        LLVM_SYSTEM_LIBS="-lshell32 -lpsapi -limagehlp -ldbghelp -lm"
2676        LLVM_LIBS="-lLLVMLTO -lLLVMObjCARCOpts -lLLVMLinker -lLLVMipo -lLLVMVectorize -lLLVMBitWriter \
2677          -lLLVMARMDisassembler -lLLVMARMCodeGen -lLLVMARMAsmParser -lLLVMARMDesc -lLLVMARMInfo \
2678          -lLLVMARMAsmPrinter -lLLVMTableGen -lLLVMDebugInfo -lLLVMOption -lLLVMX86Disassembler \
2679          -lLLVMX86AsmParser -lLLVMX86CodeGen -lLLVMSelectionDAG -lLLVMAsmPrinter -lLLVMX86Desc \
2680          -lLLVMMCDisassembler -lLLVMX86Info -lLLVMX86AsmPrinter -lLLVMX86Utils -lLLVMJIT \
2681          -lLLVMIRReader -lLLVMAsmParser -lLLVMLineEditor -lLLVMMCAnalysis -lLLVMInstrumentation \
2682          -lLLVMInterpreter -lLLVMCodeGen -lLLVMScalarOpts -lLLVMInstCombine -lLLVMTransformUtils \
2683          -lLLVMipa -lLLVMAnalysis -lLLVMProfileData -lLLVMMCJIT -lLLVMTarget -lLLVMRuntimeDyld \
2684          -lLLVMObject -lLLVMMCParser -lLLVMBitReader -lLLVMExecutionEngine -lLLVMMC -lLLVMCore \
2685          -lLLVMSupport -lstdc++"
2686        LLVM_LIBS="$LLVM_LIBS $LLVM_SYSTEM_LIBS"
2687
2688        llvm_config_path=$with_llvm/include/llvm/Config/llvm-config.h
2689        llvm_api_version=`awk '/MONO_API_VERSION/ { print $3 }' $llvm_config_path`
2690    fi
2691
2692    if test "x$llvm_api_version" = "x"; then
2693           LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=0"
2694           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=0"
2695    else
2696           LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2697           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2698    fi
2699
2700    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2701
2702    AC_SUBST(LLVM_CFLAGS)
2703    AC_SUBST(LLVM_CXXFLAGS)
2704    AC_SUBST(LLVM_LIBS)
2705    AC_SUBST(LLVM_LDFLAGS)
2706    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2707 fi
2708
2709 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2710 if test "x$enable_loadedllvm" = "xyes"; then
2711    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2712 fi
2713 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2714
2715 TARGET="unknown"
2716 ACCESS_UNALIGNED="yes"
2717
2718 LIBC="libc.so.6"
2719 INTL="libc.so.6"
2720 SQLITE="libsqlite.so.0"
2721 SQLITE3="libsqlite3.so.0"
2722 X11="libX11.so"
2723 GDKX11="libgdk-x11-2.0.so.0"
2724 GTKX11="libgtk-x11-2.0.so.0"
2725 XINERAMA="libXinerama.so.1"
2726
2727 sizeof_register="SIZEOF_VOID_P"
2728
2729 jit_wanted=true
2730 sgen_supported=false
2731 boehm_supported=true
2732 case "$host" in
2733         mips*)
2734                 TARGET=MIPS;
2735                 arch_target=mips;
2736                 sgen_supported=true
2737                 ACCESS_UNALIGNED="no"
2738
2739                 AC_MSG_CHECKING(for mips n32)
2740                 AC_TRY_COMPILE([],[
2741                 #if _MIPS_SIM != _ABIN32
2742                 #error Not mips n32
2743                 #endif
2744                 return 0;
2745                 ],[
2746                 AC_MSG_RESULT(yes)
2747                 sizeof_register=8
2748                 ],[
2749                 AC_MSG_RESULT(no)
2750                 ])
2751                 ;;
2752         i*86-*-*)
2753                 TARGET=X86;
2754                 arch_target=x86;
2755                 case $host_os in
2756                   solaris*)
2757                         LIBC="libc.so"
2758                         INTL="libintl.so"
2759                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2760                                 TARGET=AMD64
2761                                 arch_target=amd64
2762                         fi
2763
2764                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2765                         # int astruct __attribute__ ((visibility ("hidden")));
2766                         # void foo ()
2767                         # {
2768                         #       void *p = &astruct;
2769                         # }
2770                         # gcc -fPIC --shared -o libfoo.so foo.c
2771                         # yields:
2772                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2773                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2774                         have_visibility_hidden=no
2775                         sgen_supported=true
2776                         ;;
2777                   mingw*|cygwin*)
2778                         sgen_supported=true
2779                         have_visibility_hidden=no
2780                         ;;
2781                   haiku*)
2782                         LIBC=libroot.so
2783                         ;;
2784                   linux*)
2785                         sgen_supported=true
2786                         AOT_SUPPORTED="yes"
2787                         ;;
2788                   darwin*)
2789                         sgen_supported=true
2790                         AOT_SUPPORTED="yes"
2791                         ;;
2792                   openbsd*|freebsd*|kfreebsd-gnu*)
2793                         sgen_supported=true
2794                         ;;
2795                 esac
2796                 ;;
2797         x86_64-*-* | amd64-*-*)
2798                 TARGET=AMD64;
2799                 arch_target=amd64;
2800                 if test "x$ac_cv_sizeof_void_p" = "x4"; then
2801                         AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2802                         sizeof_register=8
2803                 fi
2804                 case $host_os in
2805                   linux*)
2806                         sgen_supported=true
2807                         AOT_SUPPORTED="yes"
2808                         ;;
2809                   darwin*)
2810                         sgen_supported=true
2811                         AOT_SUPPORTED="yes"
2812                         ;;
2813                   openbsd*|freebsd*|kfreebsd-gnu*)
2814                         sgen_supported=true
2815                         ;;
2816                   mingw*)
2817                         sgen_supported=true
2818                         ;;
2819                 esac
2820                 case "$host" in
2821                         x86_64-*-nacl*)
2822                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2823                                 sizeof_register=8
2824                                 ;;
2825                 esac
2826                 ;;
2827         ia64-*-*)
2828                 TARGET=IA64
2829                 arch_target=ia64
2830                 ACCESS_UNALIGNED="no"
2831                 LIBC="libc.so.6.1"
2832                 INTL="libc.so.6.1"
2833                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2834                 libmono_ldflags="-lunwind"
2835                 ;;
2836         sparc*-*-*)
2837                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2838                    TARGET=SPARC64
2839                 else
2840                         TARGET=SPARC
2841                 fi
2842                 arch_target=sparc;
2843                 ACCESS_UNALIGNED="no"
2844                 case $host_os in
2845                   linux*) ;;
2846                   *)
2847                         LIBC="libc.so"
2848                         INTL="libintl.so"
2849                 esac
2850                 if test x"$GCC" = xyes; then
2851                         # We don't support v8 cpus
2852                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2853                 fi
2854                 if test x"$AR" = xfalse; then
2855                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2856                 fi
2857                 sgen_supported=true
2858                 ;;
2859         *-mingw*|*-*-cygwin*)
2860                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2861                 have_visibility_hidden=no
2862                 INTL="intl"
2863                 ;;
2864         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2865         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2866                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2867                         TARGET=POWERPC64;
2868                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2869                         CFLAGS="$CFLAGS -mminimal-toc"
2870                 else
2871                         TARGET=POWERPC;
2872                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2873                 fi
2874                 arch_target=ppc;
2875                 case $host_os in
2876                   linux*|darwin*)
2877                         sgen_supported=true
2878                         ;;
2879                 esac
2880                 ;;
2881         arm*-darwin*)
2882                 TARGET=ARM;
2883                 arch_target=arm;
2884                 ACCESS_UNALIGNED="no"
2885                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2886                 sgen_supported=true
2887                 ;;
2888         arm*-linux*)
2889                 TARGET=ARM;
2890                 arch_target=arm;
2891                 ACCESS_UNALIGNED="no"
2892                 sgen_supported=true
2893                 AOT_SUPPORTED="yes"
2894                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2895                 ;;
2896 # TODO: make proper support for NaCl host.
2897 #        arm*-*nacl)
2898 #               TARGET=ARM;
2899 #               arch_target=arm;
2900 #               ACCESS_UNALIGNED="no"
2901 #               sgen_supported=true
2902 #               AOT_SUPPORTED="no"
2903 #               ;;
2904         aarch64-*)
2905                 # https://lkml.org/lkml/2012/7/15/133
2906                 TARGET=ARM64
2907                 arch_target=arm64
2908                 sgen_supported=true
2909                 boehm_supported=false
2910                 ;;
2911         s390x-*-linux*)
2912                 TARGET=S390X;
2913                 arch_target=s390x;
2914                 ACCESS_UNALIGNED="yes"
2915                 sgen_supported=true
2916                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2917                 ;;
2918 esac
2919
2920 HOST=$TARGET
2921
2922 if test "x$host" != "x$target"; then
2923    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2924    enable_mcs_build=no
2925    case "$target" in
2926    arm*-darwin*)
2927                 TARGET=ARM;
2928                 arch_target=arm;
2929                 ACCESS_UNALIGNED="no"
2930                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2931                 # Can't use tls, since it depends on the runtime detection of tls offsets
2932                 # in mono-compiler.h
2933                 with_tls=pthread
2934                 ;;
2935    powerpc64-ps3-linux-gnu)
2936                 TARGET=POWERPC64
2937                 arch_target=powerpc64
2938                 AC_DEFINE(TARGET_PS3, 1, [...])
2939                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2940                 # uses this define
2941                 AC_DEFINE(__mono_ppc64__, 1, [...])
2942                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2943                 sizeof_register=8
2944                 target_byte_order=G_BIG_ENDIAN
2945                 ;;
2946    powerpc64-xbox360-linux-gnu)
2947                 TARGET=POWERPC64
2948                 arch_target=powerpc64
2949                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2950                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2951                 # uses this define
2952                 sizeof_register=8
2953                 target_byte_order=G_BIG_ENDIAN
2954                 ;;
2955    x86_64-*-nacl)
2956                 TARGET=AMD64
2957                 arch_target=amd64
2958                 AC_DEFINE(TARGET_AMD64, 1, [...])
2959                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2960                 sizeof_register=8
2961                 ;;
2962 # TODO: make proper support for NaCl target.
2963 #   arm*-*nacl)
2964 #               TARGET=ARM
2965 #               arch_target=arm
2966 #               AC_DEFINE(TARGET_ARM, 1, [...])
2967 #               ACCESS_UNALIGNED="no"
2968 #               sizeof_register=4
2969 #               CPPFLAGS="$CPPFLAGS \
2970 #                    -D__ARM_EABI__ \
2971 #                    -D__arm__ \
2972 #                    -D__portable_native_client__ \
2973 #                    -Dtimezone=_timezone \
2974 #                    -DDISABLE_SOCKETS \
2975 #                    -DDISABLE_ATTACH \
2976 #                    -DUSE_NEWLIB"
2977                 # Can't use tls, since it depends on the runtime detection of tls offsets
2978                 # in mono-compiler.h
2979 #               with_tls=pthread
2980 #               ;;
2981    i686-*-nacl)
2982                 TARGET=X86
2983                 arch_target=x86
2984                 AC_DEFINE(TARGET_X86, 1, [...])
2985                 sizeof_register=4
2986                 ;;
2987    arm*-linux-*)
2988                 TARGET=ARM;
2989                 arch_target=arm;
2990                 AC_DEFINE(TARGET_ARM, 1, [...])
2991                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2992                 ACCESS_UNALIGNED="no"
2993                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2994                 # Can't use tls, since it depends on the runtime detection of tls offsets
2995                 # in mono-compiler.h
2996                 with_tls=pthread
2997                 target_mach=no
2998                 case "$target" in
2999                 armv7l-unknown-linux-gnueabi*)
3000                         # TEGRA
3001                         CPPFLAGS="$CPPFLAGS"
3002                         ;;
3003                 armv5-*-linux-androideabi*)
3004                         CPPFLAGS="$CPPFLAGS"
3005                         ;;
3006                 esac
3007                 ;;
3008    i686*-linux-*)
3009                 TARGET=X86;
3010                 arch_target=x86;
3011                 AC_DEFINE(TARGET_X86, 1, [...])
3012                 AC_DEFINE(TARGET_ANDROID, 1, [...])
3013                 CPPFLAGS="$CPPFLAGS"
3014                 sgen_supported=true
3015                 # Can't use tls, since it depends on the runtime detection of tls offsets
3016                 # in mono-compiler.h
3017                 with_tls=pthread
3018                 target_mach=no
3019                 ;;
3020    x86_64*-linux-*)
3021                 TARGET=AMD64;
3022                 arch_target=amd64;
3023                 AC_DEFINE(TARGET_AMD64, 1, [...])
3024                 AC_DEFINE(TARGET_ANDROID, 1, [...])
3025                 CPPFLAGS="$CPPFLAGS"
3026                 sgen_supported=true
3027                 # Can't use tls, since it depends on the runtime detection of tls offsets
3028                 # in mono-compiler.h
3029                 with_tls=pthread
3030                 target_mach=no
3031                 ;;
3032    x86_64-ps4-freebsd)
3033                 TARGET=AMD64;
3034                 arch_target=amd64;
3035                 AC_DEFINE(TARGET_AMD64, 1, [...])
3036                 AC_DEFINE(TARGET_PS4, 1, [...])
3037                 CPPFLAGS="$CPPFLAGS"
3038                 sgen_supported=true
3039                 # Can't use tls, since it depends on the runtime detection of tls offsets
3040                 # in mono-compiler.h
3041                 with_tls=pthread
3042                 target_mach=no
3043                 target_win32=no
3044                 ;;
3045    aarch64*-linux-*)
3046                 TARGET=ARM64;
3047                 arch_target=arm64;
3048                 AC_DEFINE(TARGET_ARM64, 1, [...])
3049                 AC_DEFINE(TARGET_ANDROID, 1, [...])
3050                 CPPFLAGS="$CPPFLAGS"
3051                 # Can't use tls, since it depends on the runtime detection of tls offsets
3052                 # in mono-compiler.h
3053                 with_tls=pthread
3054                 target_mach=no
3055                 ;;
3056         aarch64-*)
3057                 TARGET=ARM64
3058                 ;;
3059         *)
3060                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
3061         esac
3062 fi
3063
3064 case "$TARGET" in
3065 X86)
3066         AC_DEFINE(TARGET_X86, 1, [...])
3067         ;;
3068 AMD64)
3069         AC_DEFINE(TARGET_AMD64, 1, [...])
3070         ;;
3071 ARM)
3072         AC_DEFINE(TARGET_ARM, 1, [...])
3073         ;;
3074 ARM64)
3075         AC_DEFINE(TARGET_ARM64, 1, [...])
3076         ;;
3077 POWERPC)
3078         AC_DEFINE(TARGET_POWERPC, 1, [...])
3079         ;;
3080 POWERPC64)
3081         AC_DEFINE(TARGET_POWERPC, 1, [...])
3082         AC_DEFINE(TARGET_POWERPC64, 1, [...])
3083         ;;
3084 S390X)
3085         AC_DEFINE(TARGET_S390X, 1, [...])
3086         ;;
3087 MIPS)
3088         AC_DEFINE(TARGET_MIPS, 1, [...])
3089         ;;
3090 IA64)
3091         AC_DEFINE(TARGET_IA64, 1, [...])
3092         ;;
3093 SPARC)
3094         AC_DEFINE(TARGET_SPARC, 1, [...])
3095         ;;
3096 SPARC64)
3097         AC_DEFINE(TARGET_SPARC64, 1, [...])
3098         ;;
3099 esac
3100
3101 dnl *************
3102 dnl *** VTUNE ***
3103 dnl *************
3104
3105 AC_ARG_ENABLE(vtune,[  --enable-vtune   Enable the VTUNE back-end], enable_vtune=$enableval, enable_vtune=no)
3106 AC_ARG_WITH(vtune, [  --with-vtune=<vtune prefix>       Enable jit vtune profiling], enable_vtune=yes,)
3107
3108 AM_CONDITIONAL(HAVE_VTUNE, test x$enable_vtune = xyes)
3109
3110 if test "x$enable_vtune" = "xyes"; then
3111         if test "x$with_vtune" = "x"; then
3112                 VTUNE_PATH=/opt/intel/vtune_amplifier_xe
3113         else
3114                 VTUNE_PATH=$with_vtune
3115         fi
3116         VTUNE_INCLUDE=$VTUNE_PATH/include
3117         case "$TARGET" in
3118         X86)
3119                 VTUNE_LIB=$VTUNE_PATH/lib32
3120                 ;;
3121         AMD64)
3122                 VTUNE_LIB=$VTUNE_PATH/lib64
3123                 ;;
3124         *)
3125                 AC_MSG_ERROR([Unsupported target $TARGET for VTUNE.])
3126                 ;;
3127         esac
3128         if test ! -f $VTUNE_INCLUDE/jitprofiling.h; then
3129                 AC_MSG_ERROR([VTUNE $VTUNE_INCLUDE/jitprofiling.h not found.])
3130         fi
3131         if test ! -f $VTUNE_LIB/libjitprofiling.a; then
3132                 AC_MSG_ERROR([VTUNE $VTUNE_LIB/libjitprofiling.a not found.])
3133         fi
3134
3135         VTUNE_CFLAGS=-I$VTUNE_INCLUDE
3136         VTUNE_LIBS="-L/$VTUNE_LIB/ -ljitprofiling"
3137
3138         AC_SUBST(VTUNE_LIBS)
3139         AC_SUBST(VTUNE_CFLAGS)
3140 fi
3141 dnl Use GCC atomic ops if they work on the target.
3142 if test x$GCC = "xyes"; then
3143         case $TARGET in
3144         X86 | AMD64 | ARM | ARM64 | POWERPC | POWERPC64 | MIPS | S390X | SPARC | SPARC64)
3145                 AC_DEFINE(USE_GCC_ATOMIC_OPS, 1, [...])
3146                 ;;
3147         esac
3148 fi
3149
3150 if test "x$target_mach" = "xyes"; then
3151    if test "x$TARGET" = "xARM" -o "x$TARGET" = "xARM64"; then
3152           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
3153           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
3154           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
3155    else
3156        AC_TRY_COMPILE([#include "TargetConditionals.h"],[
3157        #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1
3158        #error fail this for ios
3159        #endif
3160        return 0;
3161        ], [
3162                   AC_DEFINE(TARGET_OSX,1,[The JIT/AOT targets OSX])
3163           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_OSX"
3164           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_OSX"
3165        ], [
3166           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
3167           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
3168           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
3169        ])
3170         fi
3171    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
3172 fi
3173
3174 if test "x$sizeof_register" = "x4"; then
3175    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
3176 elif test "x$sizeof_register" = "x8"; then
3177    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
3178 else
3179    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
3180 fi
3181
3182 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
3183    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
3184 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
3185    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
3186 else
3187    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
3188 fi
3189
3190 if test "x$have_visibility_hidden" = "xyes"; then
3191    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
3192 fi
3193
3194 if test "x$have_deprecated" = "xyes"; then
3195    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
3196 fi
3197
3198 dnl
3199 dnl Simple Generational checks (sgen)
3200 dnl
3201 if $sgen_supported; then
3202    build_sgen_default=yes
3203 else
3204    build_sgen_default=no
3205 fi
3206 SGEN_DEFINES=
3207 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
3208 if test x$buildsgen = xyes; then
3209    if $sgen_supported; then
3210        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR"
3211        gc_msg="sgen and $gc_msg"
3212    else
3213        buildsgen=no
3214        AC_MSG_WARN("Sgen is not supported on this platform")
3215    fi
3216 fi
3217 AC_SUBST(SGEN_DEFINES)
3218 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
3219
3220 jit_status="Building and using the JIT"
3221
3222 libsuffix=".so"
3223
3224 case "$host" in
3225      *-*-darwin*)
3226         libsuffix=".dylib"
3227         LIBC="libc.dylib"
3228         INTL="libintl.dylib"
3229         SQLITE="libsqlite.0.dylib"
3230         SQLITE3="libsqlite3.0.dylib"
3231         X11="libX11.dylib"
3232         GDKX11="libgdk-x11-2.0.dylib"
3233         GTKX11="libgtk-x11-2.0.dylib"
3234         ;;
3235      *-*-*netbsd*)
3236         LIBC="libc.so.12"
3237         INTL="libintl.so.0"
3238         ;;
3239      *-*-kfreebsd*-gnu)
3240         LIBC="libc.so.0.1"
3241         INTL="libc.so.0.1"
3242         X11="libX11.so.6"
3243         ;;
3244     *-*-*freebsd*)
3245         LIBC="libc.so.7"
3246         INTL="libintl.so"
3247         SQLITE="libsqlite.so"
3248         SQLITE3="libsqlite3.so"
3249         ;;
3250     *-*-*openbsd*)
3251         LIBC="libc.so"
3252         INTL="libintl.so"
3253         SQLITE="libsqlite.so"
3254         SQLITE3="libsqlite3.so"
3255         ;;
3256     *-*-*linux*)
3257         AC_PATH_X
3258         dlsearch_path=`(libtool --config ; echo eval echo \\$sys_lib_dlsearch_path_spec) | sh`
3259         AC_MSG_CHECKING(for the soname of libX11.so)
3260         for i in $x_libraries $dlsearch_path; do
3261                 for r in 4 5 6; do
3262                         if test -f $i/libX11.so.$r; then
3263                                 X11=libX11.so.$r
3264                                 AC_MSG_RESULT($X11)
3265                         fi
3266                 done
3267         done
3268
3269         if test "x$X11" = "xlibX11.so"; then
3270                 AC_MSG_WARN([Could not find libX11.so. Do you have X.org or XFree86 installed? Assuming libX11.so.6...]);
3271                 X11=libX11.so.6
3272         fi
3273         ;;
3274 esac
3275
3276
3277 AC_SUBST(libsuffix)
3278
3279 AC_ARG_WITH([libgdiplus],
3280         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
3281         [], [with_libgdiplus=installed])
3282
3283 # default install location
3284 libgdiplus_install_loc=libgdiplus${libsuffix}
3285 case $with_libgdiplus in
3286     no|installed)
3287     libgdiplus_loc=
3288     ;;
3289
3290     yes|sibling)
3291     libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la
3292     ;;
3293
3294     /*) # absolute path, assume it is an install location
3295     libgdiplus_loc=$with_libgdiplus
3296     libgdiplus_install_loc=$with_libgdiplus
3297     ;;
3298
3299     *)
3300     libgdiplus_loc=`pwd`/$with_libgdiplus
3301     ;;
3302 esac
3303 AC_SUBST([libgdiplus_loc])
3304 AC_SUBST([libgdiplus_install_loc])
3305
3306 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
3307 if test "x$icall_symbol_map" = "xyes"; then
3308    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
3309 fi
3310
3311 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
3312 if test "x$icall_export" = "xyes"; then
3313    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
3314 fi
3315
3316 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
3317 if test "x$icall_tables" = "xno"; then
3318    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
3319 fi
3320
3321 if test "x$with_tls" = "x__thread"; then
3322         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
3323         # Pass the information to libgc
3324         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
3325         AC_MSG_CHECKING(if the tls_model attribute is supported)
3326         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
3327                 ], [
3328                         AC_MSG_RESULT(yes)
3329                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tls_model available])
3330                 ], [
3331                         AC_MSG_RESULT(no)
3332         ])
3333 fi
3334
3335 if test ${TARGET} = ARM; then
3336         dnl ******************************************
3337         dnl *** Check to see what FPU is available ***
3338         dnl ******************************************
3339         AC_MSG_CHECKING(which FPU to use)
3340
3341         #
3342         # This is a bit tricky:
3343         #
3344         # if (__ARM_PCS_VFP) {
3345         #       /* mfloat-abi=hard == VFP with hard ABI */
3346         # } elif (!__SOFTFP__) {
3347         #       /* mfloat-abi=softfp == VFP with soft ABI */
3348         # } else {
3349         #       /* mfloat-abi=soft == no VFP */
3350         # }
3351         #
3352         # The exception is iOS (w/ GCC) where none of the above
3353         # are defined (but iOS always uses the 'softfp' ABI).
3354         #
3355         # No support for FPA.
3356         #
3357
3358         fpu=NONE
3359
3360         # iOS GCC always uses the 'softfp' ABI.
3361         if test x"$GCC" = xyes && test x$platform_darwin = xyes; then
3362                 fpu=VFP
3363         fi
3364
3365         # Are we using the 'hard' ABI?
3366         if test x$fpu = xNONE; then
3367                 AC_TRY_COMPILE([], [
3368                         #ifndef __ARM_PCS_VFP
3369                         #error "Float ABI is not 'hard'"
3370                         #endif
3371                         return 0;
3372                 ], [
3373                         fpu=VFP_HARD
3374                 ], [
3375                         fpu=NONE
3376                 ])
3377         fi
3378
3379         # No 'hard' ABI. 'soft' or 'softfp'?
3380         if test x$fpu = xNONE; then
3381                 AC_TRY_COMPILE([], [
3382                         #ifdef __SOFTFP__
3383                         #error "Float ABI is not 'softfp'"
3384                         #endif
3385                         return 0;
3386                 ], [
3387                         fpu=VFP
3388                 ], [
3389                         fpu=NONE
3390                 ])
3391         fi
3392
3393         AC_MSG_RESULT($fpu)
3394         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
3395         unset fpu
3396
3397         dnl *********************************************
3398         dnl *** Check which ARM version(s) we can use ***
3399         dnl *********************************************
3400         AC_MSG_CHECKING(which ARM version to use)
3401
3402         AC_TRY_COMPILE([], [
3403                 #if !defined(__ARM_ARCH_5T__) && !defined(__ARM_ARCH_5TE__) && !defined(__ARM_ARCH_5TEJ__)
3404                 #error Not on ARM v5.
3405                 #endif
3406                 return 0;
3407         ], [
3408                 arm_v5=yes
3409
3410                 arm_ver=ARMv5
3411         ], [])
3412
3413         AC_TRY_COMPILE([], [
3414                 #if !defined(__ARM_ARCH_6J__) && !defined(__ARM_ARCH_6ZK__) && !defined(__ARM_ARCH_6K__) && !defined(__ARM_ARCH_6T2__) && !defined(__ARM_ARCH_6M__)
3415                 #error Not on ARM v6.
3416                 #endif
3417                 return 0;
3418         ], [
3419                 arm_v5=yes
3420                 arm_v6=yes
3421
3422                 arm_ver=ARMv6
3423         ], [])
3424
3425         AC_TRY_COMPILE([], [
3426                 #if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_7R__) && !defined(__ARM_ARCH_7EM__) && !defined(__ARM_ARCH_7M__) && !defined(__ARM_ARCH_7S__)
3427                 #error Not on ARM v7.
3428                 #endif
3429                 return 0;
3430         ], [
3431                 arm_v5=yes
3432                 arm_v6=yes
3433                 arm_v7=yes
3434
3435                 arm_ver=ARMv7
3436         ], [])
3437
3438         AC_MSG_RESULT($arm_ver)
3439
3440         if test x$arm_v5 = xyes; then
3441                 AC_DEFINE(HAVE_ARMV5, 1, [ARM v5])
3442                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV5=1"
3443         fi
3444
3445         if test x$arm_v6 = xyes; then
3446                 AC_DEFINE(HAVE_ARMV6, 1, [ARM v6])
3447                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV6=1"
3448         fi
3449
3450         if test x$arm_v7 = xyes; then
3451                 AC_DEFINE(HAVE_ARMV7, 1, [ARM v7])
3452                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV7=1"
3453         fi
3454 fi
3455
3456 if test ${TARGET} = ARM; then
3457         if test "x${with_jumptables}" = "xyes"; then
3458                 AC_DEFINE(USE_JUMP_TABLES, 1, Use jump tables in JIT)
3459         fi
3460 fi
3461
3462 if test ${TARGET} = unknown; then
3463         CPPFLAGS="$CPPFLAGS -DNO_PORT"
3464         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
3465 fi
3466
3467 if test ${ACCESS_UNALIGNED} = no; then
3468         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
3469 fi
3470
3471 case "x$libgc" in
3472         xincluded)
3473                 # Pass CPPFLAGS to libgc configure
3474                 # We should use a separate variable for this to avoid passing useless and
3475                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
3476                 # This should be executed late so we pick up the final version of CPPFLAGS
3477                 # The problem with this approach, is that during a reconfigure, the main
3478                 # configure scripts gets invoked with these arguments, so we use separate
3479                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
3480                 TMP_CPPFLAGS="$CPPFLAGS $CPPFLAGS_FOR_LIBGC"
3481                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
3482                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
3483                 fi
3484                 # Don't pass -finstrument-for-thread-suspension in,
3485                 # if these are instrumented it will be very bad news
3486                 # (infinite recursion, undefined parking behavior, etc)
3487                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
3488                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
3489                 if test "x$support_boehm" = "xyes"; then
3490                         AC_CONFIG_SUBDIRS(libgc)
3491                 fi
3492                 ;;
3493 esac
3494
3495 AC_ARG_WITH(profile4_x,[  --with-profile4=yes,no          If you want to install the 4.6 FX (defaults to yes)],                [], [with_profile4_x=yes])
3496 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid assemblies (defaults to no)],     [], [with_monodroid=no])
3497 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the Xamarin.iOS assemblies (defaults to no)],   [], [with_monotouch=no])
3498 AC_ARG_WITH(xammac,    [  --with-xammac=yes,no            If you want to build the Xamarin.Mac assemblies (defaults to no)],   [], [with_xammac=no])
3499
3500 OPROFILE=no
3501 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
3502         if test x$with_oprofile != xno; then
3503             oprofile_include=$with_oprofile/include
3504             if test ! -f $oprofile_include/opagent.h; then
3505                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
3506                 fi
3507             OPROFILE=yes
3508                 OPROFILE_CFLAGS="-I$oprofile_include"
3509             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
3510             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
3511         fi
3512 ])
3513
3514 MALLOC_MEMPOOLS=no
3515 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
3516         if test x$with_malloc_mempools = xyes; then
3517                 MALLOC_MEMPOOLS=yes
3518                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
3519         fi
3520 ])
3521
3522
3523 DISABLE_MCS_DOCS=no
3524 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
3525         if test x$with_mcs_docs != xyes; then
3526                 DISABLE_MCS_DOCS=yes
3527         fi
3528 ])
3529 if test x$with_profile4_x != xyes; then
3530         DISABLE_MCS_DOCS=yes
3531 fi
3532
3533 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)],[
3534         if test x$with_lazy_gc_thread_creation != xno ; then
3535                 AC_DEFINE(LAZY_GC_THREAD_CREATION,1,[Enable lazy gc thread creation by the embedding host.])
3536         fi
3537 ], [with_lazy_gc_thread_creation=no])
3538
3539 AC_ARG_WITH(cooperative_gc, [  --with-cooperative-gc=yes|no      Enable cooperative stop-the-world garbage collection (sgen only) (defaults to no)],[
3540         if test x$with_cooperative_gc != xno ; then
3541                 AC_DEFINE(USE_COOP_GC,1,[Enable cooperative stop-the-world garbage collection.])
3542         fi
3543 ], [with_cooperative_gc=no])
3544
3545 AC_CHECK_HEADER([malloc.h],
3546                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
3547                         [Define to 1 if you have /usr/include/malloc.h.])],,)
3548
3549 if test x"$GCC" = xyes; then
3550         # Implicit function declarations are not 64 bit safe
3551         # Do this late, since this causes lots of configure tests to fail
3552         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
3553         # jay has a lot of implicit declarations
3554         JAY_CFLAGS="-Wno-implicit-function-declaration"
3555 fi
3556
3557 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
3558 # instead of libmono-static.a
3559 if test "x$enable_shared" = "xno" -a "x$enable_executables" = "xyes"; then
3560    LIBMONO_LA=libmini-static.la
3561 else
3562    if test x$buildsgen = xyes; then
3563       LIBMONO_LA=libmonosgen-$API_VER.la
3564    else
3565       LIBMONO_LA=libmonoboehm-$API_VER.la
3566    fi
3567 fi
3568 AC_SUBST(LIBMONO_LA)
3569
3570 dnl
3571 dnl Consistency settings
3572 dnl
3573 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
3574    DISABLE_MCS_DOCS=yes
3575    with_profile4_x=no
3576    with_monodroid=no
3577    with_monotouch=no
3578    with_xammac=no
3579 fi
3580
3581 if test x$DISABLE_MCS_DOCS = xyes; then
3582    docs_dir=""
3583 else
3584    docs_dir=docs
3585 fi
3586 AC_SUBST(docs_dir)
3587
3588 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
3589 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
3590
3591 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
3592 AC_SUBST(OPROFILE_CFLAGS)
3593 AC_SUBST(OPROFILE_LIBS)
3594
3595 libmono_ldflags="$libmono_ldflags $LIBS"
3596
3597 AM_CONDITIONAL(INSTALL_4_x, [test "x$with_profile4_x" = xyes])
3598 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
3599 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
3600 AM_CONDITIONAL(INSTALL_XAMMAC, [test "x$with_xammac" != "xno"])
3601
3602 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
3603 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
3604 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
3605 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
3606 AM_CONDITIONAL(X86, test x$TARGET = xX86)
3607 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
3608 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
3609 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
3610 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
3611 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
3612 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
3613 AM_CONDITIONAL(ARM64, test x$TARGET = xARM64)
3614 AM_CONDITIONAL(S390X, test x$TARGET = xS390X)
3615 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
3616 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
3617 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
3618 AM_CONDITIONAL(HOST_ARM64, test x$HOST = xARM64)
3619 AM_CONDITIONAL(CROSS_COMPILE, test "x$host" != "x$target")
3620
3621 AC_SUBST(LIBC)
3622 AC_SUBST(INTL)
3623 AC_SUBST(SQLITE)
3624 AC_SUBST(SQLITE3)
3625 AC_SUBST(X11)
3626 AC_SUBST(GDKX11)
3627 AC_SUBST(GTKX11)
3628 AC_SUBST(XINERAMA)
3629 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
3630 AC_SUBST(arch_target)
3631 AC_SUBST(CFLAGS)
3632 AC_SUBST(CPPFLAGS)
3633 AC_SUBST(LDFLAGS)
3634
3635 mono_build_root=`pwd`
3636 AC_SUBST(mono_build_root)
3637
3638 mono_runtime=mono/mini/mono
3639 AC_SUBST(mono_runtime)
3640
3641 mono_cfg_root=$mono_build_root/runtime
3642 if test x$host_win32 = xyes; then
3643   if test "x$cross_compiling" = "xno"; then
3644     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
3645   else
3646     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
3647   fi
3648 else
3649   mono_cfg_dir=$mono_cfg_root/etc
3650 fi
3651 AC_SUBST(mono_cfg_dir)
3652
3653 default_profile=net_4_x
3654 if test -z "$INSTALL_MONODROID_TRUE"; then :
3655    default_profile=monodroid
3656 fi
3657 if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3658    default_profile=monotouch
3659 fi
3660 if test -z "$INSTALL_XAMMAC_TRUE"; then :
3661    default_profile=xammac
3662 fi
3663 if test -z "$INSTALL_4_x_TRUE"; then :
3664    default_profile=net_4_x
3665 fi
3666 DEFAULT_PROFILE=$default_profile
3667 AC_SUBST(DEFAULT_PROFILE)
3668
3669 AC_CONFIG_FILES([po/mcs/Makefile.in])
3670
3671 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
3672 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
3673
3674 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
3675 [   depth=../../../..
3676     case $srcdir in
3677     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3678     .) reldir=$depth ;;
3679     *) reldir=$depth/$srcdir ;;
3680     esac
3681     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
3682     cd runtime/etc/mono/1.0
3683     rm -f machine.config
3684     $LN_S $reldir/data/net_1_1/machine.config machine.config
3685     cd $depth
3686 ],[LN_S='$LN_S'])
3687
3688 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
3689 [   depth=../../../..
3690     case $srcdir in
3691     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3692     .) reldir=$depth ;;
3693     *) reldir=$depth/$srcdir ;;
3694     esac
3695     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3696     cd runtime/etc/mono/2.0
3697     rm -f machine.config
3698     $LN_S $reldir/data/net_2_0/machine.config machine.config
3699     cd $depth
3700 ],[LN_S='$LN_S'])
3701
3702 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3703 [   depth=../../../..
3704     case $srcdir in
3705     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3706     .) reldir=$depth ;;
3707     *) reldir=$depth/$srcdir ;;
3708     esac
3709     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3710     cd runtime/etc/mono/2.0
3711     rm -f web.config
3712     $LN_S $reldir/data/net_2_0/web.config web.config
3713     cd $depth
3714 ],[LN_S='$LN_S'])
3715
3716 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3717 [   depth=../../..
3718     case $srcdir in
3719     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3720     .) reldir=$depth ;;
3721     *) reldir=$depth/$srcdir ;;
3722     esac
3723     $ac_aux_dir/install-sh -d runtime/etc/mono/
3724     cd runtime/etc/mono/
3725     rm -f browscap.ini
3726     $LN_S $reldir/data/browscap.ini browscap.ini
3727     cd $depth
3728 ],[LN_S='$LN_S'])
3729
3730 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3731 [   depth=../../../../..
3732     case $srcdir in
3733     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3734     .) reldir=$depth ;;
3735     *) reldir=$depth/$srcdir ;;
3736     esac
3737     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3738     cd runtime/etc/mono/2.0/Browsers
3739     rm -f Compat.browser
3740     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3741     cd $depth
3742 ],[LN_S='$LN_S'])
3743
3744 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/Browsers/Compat.browser],
3745 [   depth=../../../../..
3746     case $srcdir in
3747     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3748     .) reldir=$depth ;;
3749     *) reldir=$depth/$srcdir ;;
3750     esac
3751     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0/Browsers/
3752     cd runtime/etc/mono/4.0/Browsers
3753     rm -f Compat.browser
3754     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3755     cd $depth
3756 ],[LN_S='$LN_S'])
3757
3758 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/Browsers/Compat.browser],
3759 [   depth=../../../../..
3760     case $srcdir in
3761     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3762     .) reldir=$depth ;;
3763     *) reldir=$depth/$srcdir ;;
3764     esac
3765     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5/Browsers/
3766     cd runtime/etc/mono/4.5/Browsers
3767     rm -f Compat.browser
3768     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3769     cd $depth
3770 ],[LN_S='$LN_S'])
3771
3772 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3773 [   depth=../../../..
3774     case $srcdir in
3775     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3776     .) reldir=$depth ;;
3777     *) reldir=$depth/$srcdir ;;
3778     esac
3779     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3780     cd runtime/etc/mono/4.0
3781     rm -f machine.config
3782     $LN_S $reldir/data/net_4_0/machine.config machine.config
3783     cd $depth
3784 ],[LN_S='$LN_S'])
3785
3786 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3787 [   depth=../../../..
3788     case $srcdir in
3789     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3790     .) reldir=$depth ;;
3791     *) reldir=$depth/$srcdir ;;
3792     esac
3793     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3794     cd runtime/etc/mono/4.0
3795     rm -f web.config
3796     $LN_S $reldir/data/net_4_0/web.config web.config
3797     cd $depth
3798 ],[LN_S='$LN_S'])
3799
3800 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3801 [   depth=../../../..
3802     case $srcdir in
3803     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3804     .) reldir=$depth ;;
3805     *) reldir=$depth/$srcdir ;;
3806     esac
3807     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3808     cd runtime/etc/mono/4.5
3809     rm -f machine.config
3810     $LN_S $reldir/data/net_4_5/machine.config machine.config
3811     cd $depth
3812 ],[LN_S='$LN_S'])
3813
3814 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3815 [   depth=../../../..
3816     case $srcdir in
3817     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3818     .) reldir=$depth ;;
3819     *) reldir=$depth/$srcdir ;;
3820     esac
3821     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3822     cd runtime/etc/mono/4.5
3823     rm -f web.config
3824     $LN_S $reldir/data/net_4_5/web.config web.config
3825     cd $depth
3826 ],[LN_S='$LN_S'])
3827
3828 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])
3829 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])
3830
3831 AC_OUTPUT([
3832 Makefile
3833 mono-uninstalled.pc
3834 scripts/mono-find-provides
3835 scripts/mono-find-requires
3836 mono/Makefile
3837 mono/utils/Makefile
3838 mono/metadata/Makefile
3839 mono/dis/Makefile
3840 mono/cil/Makefile
3841 mono/arch/Makefile
3842 mono/arch/x86/Makefile
3843 mono/arch/amd64/Makefile
3844 mono/arch/ppc/Makefile
3845 mono/arch/sparc/Makefile
3846 mono/arch/s390x/Makefile
3847 mono/arch/arm/Makefile
3848 mono/arch/arm64/Makefile
3849 mono/arch/ia64/Makefile
3850 mono/arch/mips/Makefile
3851 mono/sgen/Makefile
3852 mono/tests/Makefile
3853 mono/tests/tests-config
3854 mono/tests/assemblyresolve/Makefile
3855 mono/tests/gc-descriptors/Makefile
3856 mono/unit-tests/Makefile
3857 mono/benchmark/Makefile
3858 mono/io-layer/Makefile
3859 mono/mini/Makefile
3860 mono/profiler/Makefile
3861 m4/Makefile
3862 ikvm-native/Makefile
3863 scripts/Makefile
3864 man/Makefile
3865 docs/Makefile
3866 data/Makefile
3867 data/net_2_0/Makefile
3868 data/net_4_0/Makefile
3869 data/net_4_5/Makefile
3870 data/net_2_0/Browsers/Makefile
3871 data/net_4_0/Browsers/Makefile
3872 data/net_4_5/Browsers/Makefile
3873 data/mint.pc
3874 data/mono-2.pc
3875 data/monosgen-2.pc
3876 data/mono.pc
3877 data/mono-cairo.pc
3878 data/mono-nunit.pc
3879 data/mono-options.pc
3880 data/mono-lineeditor.pc
3881 data/monodoc.pc
3882 data/dotnet.pc
3883 data/dotnet35.pc
3884 data/wcf.pc
3885 data/cecil.pc
3886 data/system.web.extensions_1.0.pc
3887 data/system.web.extensions.design_1.0.pc
3888 data/system.web.mvc.pc
3889 data/system.web.mvc2.pc
3890 data/system.web.mvc3.pc
3891 data/aspnetwebstack.pc
3892 data/reactive.pc
3893 samples/Makefile
3894 support/Makefile
3895 data/config
3896 tools/Makefile
3897 tools/locale-builder/Makefile
3898 tools/sgen/Makefile
3899 tools/monograph/Makefile
3900 runtime/Makefile
3901 msvc/Makefile
3902 po/Makefile
3903 ])
3904
3905 # Update all submodules recursively to ensure everything is checked out
3906 $srcdir/scripts/update_submodules
3907
3908 if test x$host_win32 = xyes; then
3909    # Get rid of 'cyg' prefixes in library names
3910    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3911    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3912    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3913    # executable doesn't work...
3914    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3915 fi
3916
3917 if test x$platform_darwin = xyes; then
3918    # This doesn't seem to be required and it slows down parallel builds
3919    sed -e 's,lock_old_archive_extraction=yes,lock_old_archive_extraction=no,g' < libtool > libtool.new && mv libtool.new libtool && chmod +x libtool
3920 fi
3921
3922 (
3923   case $prefix in
3924   NONE) prefix=$ac_default_prefix ;;
3925   esac
3926   case $exec_prefix in
3927   NONE) exec_prefix='${prefix}' ;;
3928   esac
3929
3930   #
3931   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3932   # any existing config.make.  This allows people to share the same source tree
3933   # with different build directories, one native and one cross
3934   #
3935   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3936
3937     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3938
3939     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3940     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3941     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3942     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3943     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3944     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3945     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3946     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3947
3948     case $INSTALL in
3949     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3950     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3951     esac
3952
3953     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3954
3955     export VERSION
3956     [myver=$($AWK 'BEGIN {
3957       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3958       if(length(vsplit [1]) > 4) {
3959         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3960       }
3961       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3962     }')]
3963
3964     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3965
3966     if test x$platform_darwin = xyes; then
3967       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3968     fi
3969
3970         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3971            enable_system_aot=yes
3972         fi
3973
3974     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3975       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3976     fi
3977
3978     if test x$DISABLE_MCS_DOCS = xyes; then
3979       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3980     fi
3981
3982     if test x$has_extension_module != xno; then
3983         echo "EXTENSION_MODULE = 1" >> $srcdir/$mcsdir/build/config.make
3984     fi
3985
3986     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3987
3988     if test "x$test_bcl_opt" = "xyes"; then
3989       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3990     fi
3991
3992   fi
3993
3994 )
3995
3996 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3997
3998 echo "
3999         mcs source:    $mcsdir
4000
4001    Engine:
4002         Host:          $host
4003         Target:        $target
4004         GC:            $gc_msg
4005         TLS:           $with_tls
4006         SIGALTSTACK:   $with_sigaltstack
4007         Engine:        $jit_status
4008         oprofile:      $OPROFILE
4009         BigArrays:     $enable_big_arrays
4010         DTrace:        $enable_dtrace
4011         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
4012
4013    Libraries:
4014         .NET 4.6:      $with_profile4_x
4015         MonoDroid:     $with_monodroid
4016         MonoTouch:     $with_monotouch
4017         Xamarin.Mac:   $with_xammac
4018         JNI support:   $jdk_headers_found
4019         libgdiplus:    $libgdiplus_msg
4020         zlib:          $zlib_msg
4021         $disabled
4022 "
4023 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
4024    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
4025 fi