configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [3.10.1],
   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 if test -d $srcdir/libgc ; then
  45   libgc_default=included
  46 else
  47   libgc_default=boehm
  48 fi
  49
  50 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  51 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  52 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  53 CFLAGS_FOR_LIBGC=$CFLAGS
  54 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  55 CFLAGS_FOR_EGLIB=$CFLAGS
  56
  57 # libgc uses some deprecated APIs
  58 CFLAGS_FOR_LIBGC="$CFLAGS -Wno-deprecated-declarations"
  59
  60 #
  61 # These are the flags that need to be stored in the mono.pc file for
  62 # compiling code that will embed Mono
  63 #
  64 libmono_cflags=""
  65 libmono_ldflags=""
  66 AC_SUBST(libmono_cflags)
  67 AC_SUBST(libmono_ldflags)
  68
  69 # Variable to have relocatable .pc files (lib, or lib64)
  70 reloc_libdir=`basename ${libdir}`
  71 AC_SUBST(reloc_libdir)
  72
  73 dnl if linker handles the version script
  74 no_version_script=no
  75
  76 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  77 need_link_unlink=no
  78
  79 #Set to extra linker flags to be passed to the runtime binaries (mono /mono-sgen)
  80 extra_runtime_ldflags=""
  81
  82 # Thread configuration inspired by sleepycat's db
  83 AC_MSG_CHECKING([host platform characteristics])
  84 libgc_threads=no
  85 has_dtrace=no
  86 parallel_mark=yes
  87 ikvm_native=yes
  88
  89 case "$host" in
  90         powerpc*-*-linux*)
  91                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  92                 disable_munmap=yes
  93         ;;
  94 esac
  95
  96 host_win32=no
  97 target_win32=no
  98 platform_android=no
  99 platform_darwin=no
 100 case "$host" in
 101         *-mingw*|*-*-cygwin*)
 102                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
 103                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
 104                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
 105                 host_win32=yes
 106                 mono_cv_clang=no
 107                 if test "x$cross_compiling" = "xno"; then
 108                         target_win32=yes
 109                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
 110                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
 111                         fi
 112                 else
 113                         target_win32=yes
 114                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 115                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 116                 fi
 117                 HOST_CC="gcc"
 118                 # Windows XP SP2 is required
 119                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0502 -D_WIN32_WINNT=0x0502 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 120                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32 -liphlpapi"
 121                 libmono_cflags="-mms-bitfields -mwindows"
 122                 libmono_ldflags="-mms-bitfields -mwindows"
 123                 libdl=
 124                 libgc_threads=win32
 125                 libgc_default=included
 126                 with_sigaltstack=no
 127                 with_tls=pthread
 128                 LN_S=cp
 129                 # This forces libgc to use the DllMain based thread registration code on win32
 130                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 131                 ;;
 132         *-*-*netbsd*)
 133                 host_win32=no
 134                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 135                 libmono_cflags="-D_REENTRANT"
 136                 LDFLAGS="$LDFLAGS -pthread"
 137                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 138                 libmono_ldflags="-pthread"
 139                 need_link_unlink=yes
 140                 libdl="-ldl"
 141                 libgc_threads=pthreads
 142                 with_sigaltstack=no
 143                 use_sigposix=yes
 144                 ;;
 145         *-*-kfreebsd*-gnu)
 146                 host_win32=no
 147                 CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP -DUSE_MUNMAP -DTHREAD_LOCAL_ALLOC -pthread"
 148                 libmono_cflags="-D_REENTRANT -DTHREAD_LOCAL_ALLOC -pthread"
 149                 libmono_ldflags="-lpthread -pthread"
 150                 libdl="-ldl"
 151                 libgc_threads=pthreads
 152                 need_link_unlink=yes
 153                 with_sigaltstack=no
 154                 use_sigposix=yes
 155                 ;;
 156         *-*-*freebsd*)
 157                 host_win32=no
 158                 if test "x$PTHREAD_CFLAGS" = "x"; then
 159                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 160                         libmono_cflags=
 161                 else
 162                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 163                         libmono_cflags="$PTHREAD_CFLAGS"
 164                 fi
 165                 if test "x$PTHREAD_LIBS" = "x"; then
 166                         LDFLAGS="$LDFLAGS -pthread -L/usr/local/lib"
 167                         libmono_ldflags="-pthread"
 168                 else
 169                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS -L/usr/local/lib"
 170                         libmono_ldflags="$PTHREAD_LIBS"
 171                 fi
 172                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 173                 need_link_unlink=yes
 174                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 175                 libdl=
 176                 libgc_threads=pthreads
 177                 use_sigposix=yes
 178                 has_dtrace=yes
 179                 ;;
 180         *-*-*openbsd*)
 181                 host_win32=no
 182                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 183                 if test "x$disable_munmap" != "xyes"; then
 184                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 185                 fi
 186                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 187                 LDFLAGS="$LDFLAGS -pthread"
 188                 need_link_unlink=yes
 189                 AC_DEFINE(PTHREAD_POINTER_ID)
 190                 libdl=
 191                 libgc_default=boehm
 192                 libgc_threads=pthreads
 193                 with_sigaltstack=no
 194                 use_sigposix=yes
 195                 ;;
 196         *-*-linux-android*)
 197                 host_win32=no
 198                 platform_android=yes
 199                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 200                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 201
 202                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 203                 if test "x$disable_munmap" != "xyes"; then
 204                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 205                 fi
 206                 libmono_cflags="-D_REENTRANT"
 207                 libdl="-ldl"
 208                 libgc_threads=pthreads
 209                 use_sigposix=yes
 210
 211                 with_tls=pthread
 212                 with_sigaltstack=no
 213                 with_static_mono=no
 214
 215                 # Android doesn't support boehm, as it's missing <link.h>
 216                 support_boehm=no
 217                 with_gc=sgen
 218
 219                 # isinf(3) requires -lm; see isinf check below
 220                 LDFLAGS="$LDFLAGS -lm"
 221
 222                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 223                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 224                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 225                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 226                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 227
 228                 # The configure check can't detect this
 229                 AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 230
 231                 # to bypass the underscore linker check, can't work when cross-compiling
 232                 mono_cv_uscore=yes
 233                 mono_cv_clang=no
 234                 ;;
 235         *-*-linux*)
 236                 host_win32=no
 237                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 238                 if test "x$disable_munmap" != "xyes"; then
 239                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 240                 fi
 241                 libmono_cflags="-D_REENTRANT"
 242                 libdl="-ldl"
 243                 libgc_threads=pthreads
 244                 use_sigposix=yes
 245                 if test "x$cross_compiling" != "xno"; then
 246                         # to bypass the underscore linker check, not
 247                         # available during cross-compilation
 248                         mono_cv_uscore=no
 249                 fi
 250                 case "$host" in
 251                 aarch64-*)
 252                         support_boehm=no
 253                         with_gc=sgen
 254                         ;;
 255                 esac
 256                 ;;
 257         *-*-nacl*)
 258                 host_win32=no
 259                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 260                 if test "x$disable_munmap" != "xyes"; then
 261                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 262                 fi
 263                 libmono_cflags="-D_REENTRANT"
 264                 libdl=
 265                 libgc_threads=pthreads
 266                 libgc_default=boehm
 267                 use_sigposix=yes
 268                 ikvm_native=no
 269                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 270                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 271                 ;;
 272         *-*-hpux*)
 273                 host_win32=no
 274                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 275                 # +ESdbgasm only valid on bundled cc on RISC
 276                 # silently ignored for ia64
 277                 if test $GCC != "yes"; then
 278                         CFLAGS="$CFLAGS +ESdbgasm"
 279                         # Arrange for run-time dereferencing of null
 280                         # pointers to produce a SIGSEGV signal.
 281                         LDFLAGS="$LDFLAGS -z"
 282                 fi
 283                 CFLAGS="$CFLAGS +ESdbgasm"
 284                 LDFLAGS="$LDFLAGS -z"
 285                 libmono_cflags="-D_REENTRANT"
 286                 libmono_ldflags="-lpthread"
 287                 libgc_threads=pthreads
 288                 need_link_unlink=yes
 289                 use_sigposix=yes
 290                 ;;
 291         *-*-solaris*)
 292                 host_win32=no
 293                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 294                 need_link_unlink=yes
 295                 libmono_cflags="-D_REENTRANT"
 296                 libgc_threads=pthreads
 297                 # This doesn't seem to work on solaris/x86, but the configure test runs
 298                 with_tls=pthread
 299                 has_dtrace=yes
 300                 use_sigposix=yes
 301                 enable_solaris_tar_check=yes
 302                 ;;
 303         *-*-darwin*)
 304                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 305                 host_win32=no
 306                 platform_darwin=yes
 307                 target_mach=yes
 308                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 309                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 310                 libmono_cflags="-D_THREAD_SAFE"
 311                 need_link_unlink=yes
 312                 AC_DEFINE(PTHREAD_POINTER_ID)
 313                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 314                 no_version_script=yes
 315                 libdl=
 316                 libgc_threads=pthreads
 317                 has_dtrace=yes
 318                 if test "x$cross_compiling" = "xyes"; then
 319                         has_broken_apple_cpp=yes
 320                 fi
 321                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 322                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 323                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 324                 case "$host" in
 325                         dnl Snow Leopard and newer config.guess reports as this
 326                         i*86-*-darwin*)
 327                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE"
 328                                 BROKEN_DARWIN_CPPFLAGS="-D_XOPEN_SOURCE"
 329                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_CPPFLAGS"
 330                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 331                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 332                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 333                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_CPPFLAGS"
 334                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 335                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_CPPFLAGS"
 336                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 337                                 ;;
 338                         x*64-*-darwin*)
 339                                 ;;
 340                         arm*-darwin*)
 341                                 has_dtrace=no
 342                                 ;;
 343                 esac
 344                 ;;
 345         *-*-haiku*)
 346                 host_win32=no
 347                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 348                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 349                 libdl=
 350                 LIBS="$LIBS -lnetwork"
 351                 need_link_unlink=yes
 352                 AC_DEFINE(PTHREAD_POINTER_ID)
 353                 libgc_threads=pthreads
 354                 use_sigposix=yes
 355                 ;;
 356         *)
 357                 AC_MSG_WARN([*** Please add $host to configure.ac checks!])
 358                 host_win32=no
 359                 libdl="-ldl"
 360                 ;;
 361 esac
 362 AC_MSG_RESULT(ok)
 363
 364 if test x$need_link_unlink = xyes; then
 365    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 366 fi
 367
 368 AC_SUBST(extra_runtime_ldflags)
 369 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 370 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 371 AM_CONDITIONAL(PLATFORM_GNU, echo x$target_os | grep -q -- -gnu)
 372 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 373 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 374 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 375 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 376
 377 AC_CHECK_TOOL(CC, gcc, gcc)
 378 AC_PROG_CC
 379 AC_CHECK_TOOL(CXX, g++, g++)
 380 AC_PROG_CXX
 381 AM_PROG_AS
 382 AC_PROG_INSTALL
 383 AC_PROG_AWK
 384 AM_PROG_CC_C_O
 385 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 386 : ${CCAS='$(CC)'}
 387 # Set ASFLAGS if not already set.
 388 : ${CCASFLAGS='$(CFLAGS)'}
 389 AC_SUBST(CCAS)
 390 AC_SUBST(CCASFLAGS)
 391
 392 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 393 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 394 if test "x$CXX" = "xg++"; then
 395         if test "x$GXX" != "xyes"; then
 396                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 397                 # are inside automake conditionals
 398                 AC_MSG_ERROR([You need to install g++])
 399         fi
 400 fi
 401
 402 dnl may require a specific autoconf version
 403 dnl AC_PROG_CC_FOR_BUILD
 404 dnl CC_FOR_BUILD not automatically detected
 405 CC_FOR_BUILD=$CC
 406 CFLAGS_FOR_BUILD=$CFLAGS
 407 BUILD_EXEEXT=
 408 if test "x$cross_compiling" = "xyes"; then
 409         CC_FOR_BUILD=cc
 410         CFLAGS_FOR_BUILD=
 411         BUILD_EXEEXT=""
 412 fi
 413 AC_SUBST(CC_FOR_BUILD)
 414 AC_SUBST(CFLAGS_FOR_BUILD)
 415 AC_SUBST(HOST_CC)
 416 AC_SUBST(BUILD_EXEEXT)
 417
 418 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 419 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 420
 421 # Set STDC_HEADERS
 422 AC_HEADER_STDC
 423 AC_LIBTOOL_WIN32_DLL
 424 # This causes monodis to not link correctly
 425 #AC_DISABLE_FAST_INSTALL
 426 AM_PROG_LIBTOOL
 427 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 428 DOLT
 429
 430 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 431 AC_SUBST(export_ldflags)
 432
 433 # Test whenever ld supports -version-script
 434 AC_PROG_LD
 435 AC_PROG_LD_GNU
 436 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 437    no_version_script=yes
 438 fi
 439
 440 AM_ICONV()
 441
 442 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 443
 444 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 libproc.h)
 445 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)
 446 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 447                   [], [], [#include <stddef.h>
 448                   #include <sys/socket.h>
 449                   #include <linux/socket.h>])
 450
 451 AC_CHECK_HEADERS(sys/user.h, [], [],
 452 [
 453 #ifdef HAVE_SYS_PARAM_H
 454 # include <sys/param.h>
 455 #endif
 456 ])
 457
 458 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 459 if test x$have_zlib = xyes; then
 460    AC_TRY_COMPILE([#include <zlib.h>], [
 461    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 462    return 0;
 463    #else
 464    #error No good zlib found
 465    #endif
 466    ],[
 467         AC_MSG_RESULT(Using system zlib)
 468         zlib_msg="system zlib"
 469         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 470    ],[
 471         AC_MSG_RESULT(Using embedded zlib)
 472         have_zlib=no
 473         zlib_msg="bundled zlib"
 474    ])
 475 fi
 476
 477 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 478 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 479
 480 # for mono/metadata/debug-symfile.c
 481 AC_CHECK_HEADERS(elf.h)
 482
 483 # for support
 484 AC_CHECK_HEADERS(poll.h)
 485 AC_CHECK_HEADERS(sys/poll.h)
 486 AC_CHECK_HEADERS(sys/wait.h)
 487 AC_CHECK_HEADERS(grp.h)
 488 AC_CHECK_HEADERS(syslog.h)
 489
 490 # for mono/dis
 491 AC_CHECK_HEADERS(wchar.h)
 492 AC_CHECK_HEADERS(ieeefp.h)
 493 AC_MSG_CHECKING(for isinf)
 494 AC_TRY_LINK([#include <math.h>], [
 495         int f = isinf (1.0);
 496 ], [
 497         AC_MSG_RESULT(yes)
 498         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 499 ], [
 500         # We'll have to use signals
 501         AC_MSG_RESULT(no)
 502 ])
 503 # mingw
 504 AC_CHECK_FUNCS(_finite, , AC_MSG_CHECKING(for _finite in math.h)
 505         AC_TRY_LINK([#include <math.h>],
 506         [ _finite(0.0); ],
 507         AC_DEFINE(HAVE__FINITE, 1, [Have _finite in -lm]) AC_MSG_RESULT(yes),
 508         AC_MSG_RESULT(no)))
 509
 510 # for Linux statfs support
 511 AC_CHECK_HEADERS(linux/magic.h)
 512
 513 # not 64 bit clean in cross-compile
 514 AC_CHECK_SIZEOF(void *, 4)
 515
 516 AC_CACHE_CHECK([for clang],
 517         mono_cv_clang,[
 518         AC_TRY_COMPILE([], [
 519                 #ifdef __clang__
 520                 #else
 521                 #error "FAILED"
 522                 #endif
 523                 return 0;
 524         ],
 525         [mono_cv_clang=yes],
 526         [mono_cv_clang=no],
 527         [])
 528 ])
 529
 530 WARN=''
 531 if test x"$GCC" = xyes; then
 532         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch -Wno-switch-enum -Wno-unused-value'
 533                 # The runtime code does not respect ANSI C strict aliasing rules
 534                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 535
 536                 # We rely on signed overflow to behave
 537                 CFLAGS="$CFLAGS -fwrapv"
 538
 539                 ORIG_CFLAGS=$CFLAGS
 540                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 541                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 542                 AC_TRY_COMPILE([],[
 543                                 return 0;
 544                 ], [
 545                    AC_MSG_RESULT(yes)
 546                 ], [
 547                    AC_MSG_RESULT(no)
 548                    CFLAGS=$ORIG_CFLAGS
 549                 ])
 550
 551                 ORIG_CFLAGS=$CFLAGS
 552                 # Check for the normal version, since gcc ignores unknown -Wno options
 553                 CFLAGS="$CFLAGS -Wunused-but-set-variable -Werror"
 554                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 555                 AC_TRY_COMPILE([],[
 556                                 return 0;
 557                 ], [
 558                    AC_MSG_RESULT(yes)
 559                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 560                 ], [
 561                    AC_MSG_RESULT(no)
 562                    CFLAGS=$ORIG_CFLAGS
 563                 ])
 564
 565                 if test "x$mono_cv_clang" = "xyes"; then
 566                    # https://bugzilla.samba.org/show_bug.cgi?id=8118
 567                    WARN="$WARN -Qunused-arguments"
 568                    WARN="$WARN -Wno-unused-function -Wno-tautological-compare -Wno-parentheses-equality -Wno-self-assign"
 569                 fi
 570 else
 571         # The Sun Forte compiler complains about inline functions that access static variables
 572         # so disable all inlining.
 573         case "$host" in
 574         *-*-solaris*)
 575                 CFLAGS="$CFLAGS -Dinline="
 576                 ;;
 577         esac
 578 fi
 579 CFLAGS="$CFLAGS -g $WARN"
 580 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 581
 582 # Where's the 'mcs' source tree?
 583 if test -d $srcdir/mcs; then
 584   mcsdir=mcs
 585 else
 586   mcsdir=../mcs
 587 fi
 588
 589 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 590         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 591                 mcsdir=$with_mcs_path
 592         fi
 593 )
 594
 595 AC_ARG_WITH(jumptables, [  --with-jumptables=yes,no      enable/disable support for jumptables (ARM-only for now) (defaults to no)],[],[with_jumptables=no])
 596
 597 #
 598 # A sanity check to catch cases where the package was unpacked
 599 # with an ancient tar program (Solaris)
 600 #
 601 AC_ARG_ENABLE(solaris-tar-check,
 602 [  --disable-solaris-tar-check    disable solaris tar check],
 603    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 604
 605 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 606         AC_MSG_CHECKING(integrity of package)
 607         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 608         then
 609                 AC_MSG_RESULT(ok)
 610         else
 611                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 612                 AC_MSG_ERROR([$errorm])
 613         fi
 614 fi
 615
 616 if test "x$with_mcs_path" != "x"; then
 617 mcs_topdir=$(cd "$mcsdir" && pwd)
 618 mcs_topdir_from_srcdir=$mcs_topdir
 619 else
 620 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 621 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 622 fi
 623
 624 # Convert mcs_topdir* paths to Windows syntax.
 625 if test x$cross_compiling$host_win32 = xnoyes; then
 626   mcs_topdir=$(cygpath -m $mcs_topdir)
 627   case $mcs_topdir_from_srcdir in
 628     /cygdrive/*)
 629         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 630         ;;
 631   esac
 632 fi
 633
 634 AC_SUBST([mcs_topdir])
 635 AC_SUBST([mcs_topdir_from_srcdir])
 636
 637 # Where's the 'olive' source tree?
 638 if test -d $srcdir/olive; then
 639   olivedir=olive
 640 else
 641   olivedir=../olive
 642 fi
 643
 644 if test -d $srcdir/$olivedir; then
 645 olive_topdir='$(top_srcdir)/'$olivedir
 646 fi
 647
 648 # gettext: prepare the translation directories.
 649 # we do not configure the full gettext, as we consume it dynamically from C#
 650 AM_PO_SUBDIRS
 651
 652 if test "x$USE_NLS" = "xyes"; then
 653    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 654
 655    if test "x$HAVE_MSGFMT" = "xno"; then
 656           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 657    fi
 658 fi
 659
 660 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 661
 662 pkg_config_path=
 663 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 664         if test x$with_crosspkgdir = "x"; then
 665                 if test -s $PKG_CONFIG_PATH; then
 666                         pkg_config_path=$PKG_CONFIG_PATH
 667                 fi
 668         else
 669                 pkg_config_path=$with_crosspkgdir
 670                 PKG_CONFIG_PATH=$pkg_config_path
 671                 export PKG_CONFIG_PATH
 672         fi
 673 )
 674
 675 AC_ARG_ENABLE(werror, [  --enable-werror Pass -Werror to the C compiler], werror_flag=$enableval, werror_flag=no)
 676 if test x$werror_flag = xyes; then
 677         WERROR_CFLAGS="-Werror"
 678 fi
 679 AC_SUBST([WERROR_CFLAGS])
 680
 681 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 682 AC_CONFIG_SUBDIRS(eglib)
 683
 684 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 685 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 686 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 687 BUILD_GLIB_LIBS="$GLIB_LIBS"
 688 GMODULE_CFLAGS="$GLIB_CFLAGS"
 689 GMODULE_LIBS="$GLIB_LIBS"
 690
 691 AC_SUBST(GLIB_CFLAGS)
 692 AC_SUBST(GLIB_LIBS)
 693 AC_SUBST(GMODULE_CFLAGS)
 694 AC_SUBST(GMODULE_LIBS)
 695 AC_SUBST(BUILD_GLIB_CFLAGS)
 696 AC_SUBST(BUILD_GLIB_LIBS)
 697
 698 # Enable support for fast thread-local storage
 699 # Some systems have broken support, so we allow to disable it.
 700 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 701
 702 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 703 # This does not work on some platforms (bug #55253)
 704 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 705
 706 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 707 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 708 # Same as --with-shared_mono=no
 709 AC_ARG_ENABLE(libraries, [  --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
 710
 711 if test "x$enable_static" = "xno"; then
 712    with_static_mono=no
 713 fi
 714
 715 if test "x$enable_shared" = "xno"; then
 716    with_shared_mono=no
 717 fi
 718
 719 if test "x$enable_libraries" = "xno"; then
 720    with_shared_mono=no
 721 fi
 722
 723 AM_CONDITIONAL(DISABLE_LIBRARIES, test x$enable_libraries = xno)
 724
 725 case $host in
 726 *nacl* ) with_shared_mono=yes;;
 727 esac
 728
 729 if test "x$host_win32" = "xyes"; then
 730    # Boehm GC requires the runtime to be in its own dll
 731    with_static_mono=no
 732 fi
 733
 734 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 735 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 736 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 737
 738 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 739 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 740         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 741         ORIG_CFLAGS=$CFLAGS
 742         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 743         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 744         AC_TRY_COMPILE([], [
 745                 return 0;
 746         ], [
 747            AC_MSG_RESULT(yes)
 748            # Pass it to libgc as well
 749            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 750         ], [
 751            AC_MSG_RESULT(no)
 752            CFLAGS=$ORIG_CFLAGS
 753         ])
 754 fi
 755
 756 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 757
 758 if test x$enable_small_config = xyes; then
 759         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 760         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 761 fi
 762
 763 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=$enableval, enable_system_aot=default)
 764
 765 DISABLED_FEATURES=none
 766
 767 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 768      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug, appdomains, verifier,
 769      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, perfcounters, normalization, assembly_remapping, shared_perfcounters, remoting,
 770          security, sgen_remset, sgen_marksweep_par, sgen_marksweep_fixed, sgen_marksweep_fixed_par, sgen_copying.],
 771 [
 772         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 773                 eval "mono_feature_disable_$feature='yes'"
 774         done
 775         DISABLED_FEATURES=$enable_minimal
 776         disabled="Disabled:      $enable_minimal"
 777 ],[])
 778
 779 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 780
 781 if test "x$mono_feature_disable_aot" = "xyes"; then
 782         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 783         AC_MSG_NOTICE([Disabled AOT compiler])
 784 fi
 785
 786 if test "x$mono_feature_disable_profiler" = "xyes"; then
 787         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 788         AC_MSG_NOTICE([Disabled support for the profiler])
 789 fi
 790 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 791
 792 if test "x$mono_feature_disable_decimal" = "xyes"; then
 793         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 794         AC_MSG_NOTICE([Disabled support for decimal])
 795 fi
 796
 797 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 798         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 799         AC_MSG_NOTICE([Disabled support for P/Invoke])
 800 fi
 801
 802 if test "x$mono_feature_disable_debug" = "xyes"; then
 803         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 804         AC_MSG_NOTICE([Disabled support for runtime debugging])
 805 fi
 806
 807 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 808         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 809         mono_feature_disable_reflection_emit_save=yes
 810         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 811 fi
 812
 813 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 814         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 815         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 816 fi
 817
 818 if test "x$mono_feature_disable_large_code" = "xyes"; then
 819         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 820         AC_MSG_NOTICE([Disabled support for large assemblies])
 821 fi
 822
 823 if test "x$mono_feature_disable_logging" = "xyes"; then
 824         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 825         AC_MSG_NOTICE([Disabled support for logging])
 826 fi
 827
 828 if test "x$mono_feature_disable_com" = "xyes"; then
 829         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 830         AC_MSG_NOTICE([Disabled COM support])
 831 fi
 832
 833 if test "x$mono_feature_disable_ssa" = "xyes"; then
 834         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 835         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 836 fi
 837
 838 if test "x$mono_feature_disable_generics" = "xyes"; then
 839         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 840         AC_MSG_NOTICE([Disabled Generics Support])
 841 fi
 842
 843 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 844         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 845         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 846 fi
 847
 848 if test "x$mono_feature_disable_portability" = "xyes"; then
 849         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 850         AC_MSG_NOTICE([Disabled IO Portability layer])
 851 fi
 852
 853 if test "x$mono_feature_disable_attach" = "xyes"; then
 854         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 855         AC_MSG_NOTICE([Disabled agent attach])
 856 fi
 857
 858 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 859         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 860         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 861 fi
 862
 863 if test "x$mono_feature_disable_verifier" = "xyes"; then
 864         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 865         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 866 fi
 867
 868 if test "x$mono_feature_disable_jit" = "xyes"; then
 869         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 870         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 871 fi
 872
 873 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 874
 875 if test "x$mono_feature_disable_simd" = "xyes"; then
 876         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 877         AC_MSG_NOTICE([Disabled SIMD support])
 878 fi
 879
 880 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 881         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 882         AC_MSG_NOTICE([Disabled Soft Debugger.])
 883 fi
 884
 885 if test "x$mono_feature_disable_perfcounters" = "xyes"; then
 886         AC_DEFINE(DISABLE_PERFCOUNTERS, 1, [Disable Performance Counters.])
 887         AC_MSG_NOTICE([Disabled Performance Counters.])
 888 fi
 889 if test "x$mono_feature_disable_normalization" = "xyes"; then
 890         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 891         AC_MSG_NOTICE([Disabled String normalization support.])
 892 fi
 893
 894 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 895         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 896         AC_MSG_NOTICE([Disabled Assembly remapping.])
 897 fi
 898
 899 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 900         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 901         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 902 fi
 903
 904 if test "x$mono_feature_disable_appdomains" = "xyes"; then
 905         AC_DEFINE(DISABLE_APPDOMAINS, 1, [Disable support for multiple appdomains.])
 906         AC_MSG_NOTICE([Disabled support for multiple appdomains.])
 907 fi
 908
 909 if test "x$mono_feature_disable_remoting" = "xyes"; then
 910         AC_DEFINE(DISABLE_REMOTING, 1, [Disable remoting support (This disables type proxies and make com non-functional)])
 911         AC_MSG_NOTICE([Disabled remoting])
 912 fi
 913
 914 if test "x$mono_feature_disable_security" = "xyes"; then
 915         AC_DEFINE(DISABLE_SECURITY, 1, [Disable CAS/CoreCLR security])
 916         AC_MSG_NOTICE([Disabled CAS/CoreCLR security manager (used e.g. for Moonlight)])
 917 fi
 918
 919 if test "x$mono_feature_disable_sgen_remset" = "xyes"; then
 920         AC_DEFINE(DISABLE_SGEN_REMSET, 1, [Disable wbarrier=remset support in SGEN.])
 921         AC_MSG_NOTICE([Disabled wbarrier=remset support in SGEN.])
 922 fi
 923
 924 if test "x$mono_feature_disable_sgen_marksweep_par" = "xyes"; then
 925         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_PAR, 1, [Disable major=marksweep-par support in SGEN.])
 926         AC_MSG_NOTICE([Disabled major=marksweep-par support in SGEN.])
 927 fi
 928
 929 if test "x$mono_feature_disable_sgen_marksweep_fixed" = "xyes"; then
 930         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED, 1, [Disable major=marksweep-fixed support in SGEN.])
 931         AC_MSG_NOTICE([Disabled major=marksweep-fixed support in SGEN.])
 932 fi
 933
 934 if test "x$mono_feature_disable_sgen_marksweep_fixed_par" = "xyes"; then
 935         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED_PAR, 1, [Disable major=marksweep-fixed-par support in SGEN.])
 936         AC_MSG_NOTICE([Disabled major=marksweep-fixed-par support in SGEN.])
 937 fi
 938
 939 if test "x$mono_feature_disable_sgen_copying" = "xyes"; then
 940         AC_DEFINE(DISABLE_SGEN_MAJOR_COPYING, 1, [Disable major=copying support in SGEN.])
 941         AC_MSG_NOTICE([Disabled major=copying support in SGEN.])
 942 fi
 943
 944 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
 945 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
 946
 947 has_extension_module=no
 948 AC_ARG_ENABLE(extension-module, [  --enable-extension-module=LIST enable the core-extensions from LIST],
 949 [
 950         for extension in `echo "$enable_extension_module" | sed -e "s/,/ /g"`; do
 951                 if test x$extension = xdefault ; then
 952                         has_extension_module=yes;
 953                 fi
 954         done
 955         if test x$enable_extension_module = xyes; then
 956                 has_extension_module=yes;
 957         fi
 958 ], [])
 959
 960 AM_CONDITIONAL([HAS_EXTENSION_MODULE], [test x$has_extension_module != xno])
 961
 962 if test x$has_extension_module != xno ; then
 963         AC_DEFINE([ENABLE_EXTENSION_MODULE], 1, [Extension module enabled])
 964         AC_MSG_NOTICE([Enabling mono extension module.])
 965 fi
 966
 967 AC_ARG_ENABLE(gsharing, [  --enable-gsharing Enable gsharing], enable_gsharing=$enableval, enable_gsharing=no)
 968 if test x$enable_gsharing = xyes; then
 969         AC_DEFINE(ENABLE_GSHAREDVT,1,[Gsharing])
 970 fi
 971
 972 AC_ARG_ENABLE(native-types, [  --enable-native-types Enable native types], enable_native_types=$enableval, enable_native_types=no)
 973 if test x$enable_native_types = xyes; then
 974         AC_DEFINE(MONO_NATIVE_TYPES,1,[native types])
 975 fi
 976
 977 AC_MSG_CHECKING(for visibility __attribute__)
 978 AC_COMPILE_IFELSE([
 979         AC_LANG_SOURCE([[
 980                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
 981                 int main () { doit (); return 0; }
 982         ]])
 983 ], [
 984    have_visibility_hidden=yes
 985    AC_MSG_RESULT(yes)
 986 ], [
 987    have_visibility_hidden=no
 988    AC_MSG_RESULT(no)
 989 ])
 990
 991 AC_MSG_CHECKING(for deprecated __attribute__)
 992 AC_TRY_COMPILE([
 993      int doit (void) __attribute__ ((deprecated));
 994      int doit (void) { return 0; }
 995 ], [
 996         return 0;
 997 ], [
 998    have_deprecated=yes
 999    AC_MSG_RESULT(yes)
1000 ], [
1001    have_deprecated=no
1002    AC_MSG_RESULT(no)
1003 ])
1004
1005 dnl
1006 dnl Boehm GC configuration
1007 dnl
1008
1009 AC_ARG_WITH(libgc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[libgc=$with_gc],[libgc=$libgc_default])
1010
1011 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
1012 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
1013
1014 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
1015 if test x$enable_parallel_mark = xyes; then
1016         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
1017 fi
1018
1019 gc_headers=no
1020 gc_msg=""
1021 use_included_gc=no
1022 LIBGC_CPPFLAGS=
1023 LIBGC_LIBS=
1024 LIBGC_STATIC_LIBS=
1025 libgc_dir=
1026 case "x$libgc" in
1027         xboehm|xbohem|xyes)
1028                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
1029                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
1030
1031                 if test "x$found_boehm" != "xyes"; then
1032                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
1033                 fi
1034                 if test "x$gc_headers" != "xyes"; then
1035                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
1036                 fi
1037
1038                 LIBGC_LIBS="-lgc $libdl"
1039                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
1040                 libmono_ldflags="$libmono_ldflags -lgc"
1041                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
1042
1043                 # AC_CHECK_FUNCS does not work for some reason...
1044                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
1045                 if test "x$found_gcj_malloc" = "xyes"; then
1046                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
1047                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
1048                         gc_msg="System Boehm with typed GC"
1049                 else
1050                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
1051                         gc_msg="System Boehm (without typed GC)"
1052                 fi
1053                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
1054                 if test "x$found_gc_enable" = "xyes"; then
1055                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
1056                 fi
1057
1058                 # check whether we need to explicitly allow
1059                 # thread registering
1060                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
1061                 if test "x$found_allow_register_threads" = "xyes"; then
1062                    AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
1063                 fi
1064                 ;;
1065
1066         xincluded)
1067                 use_included_gc=yes
1068                 if test "x$support_boehm" = "xyes"; then
1069                         libgc_dir=libgc
1070                 fi
1071
1072                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
1073                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
1074                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
1075
1076                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
1077
1078                 if test x$target_win32 = xyes; then
1079                         BOEHM_DEFINES="$BOEHM_DEFINES -DGC_NOT_DLL"
1080                         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DGC_BUILD -DGC_NOT_DLL"
1081                 fi
1082
1083                 gc_msg="Included Boehm GC with typed GC"
1084                 if test x$enable_parallel_mark = xyes; then
1085                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
1086                         gc_msg="$gc_msg and parallel mark"
1087                 else
1088                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
1089                 fi
1090                 ;;
1091
1092         xsgen)
1093                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
1094                 ;;
1095
1096         xnone)
1097                 AC_MSG_WARN("Compiling mono without GC.")
1098                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
1099                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
1100                 gc_msg="none"
1101                 ;;
1102         *)
1103                 AC_MSG_ERROR([Invalid argument to --with-gc.])
1104                 ;;
1105 esac
1106
1107 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
1108 if test "x$large_heap" = "xyes"; then
1109    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
1110 fi
1111
1112 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
1113 AC_SUBST(LIBGC_CPPFLAGS)
1114 AC_SUBST(LIBGC_LIBS)
1115 AC_SUBST(LIBGC_STATIC_LIBS)
1116 AC_SUBST(libgc_dir)
1117 AC_SUBST(BOEHM_DEFINES)
1118
1119 dnl
1120 dnl End of Boehm GC Configuration
1121 dnl
1122
1123 dnl *************************************
1124 dnl *** Checks for zero length arrays ***
1125 dnl *************************************
1126 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1127 AC_TRY_COMPILE([
1128         struct s {
1129                 int  length;
1130                 char data [0];
1131         };
1132 ], [], [
1133         AC_MSG_RESULT(yes)
1134         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1135 ], [
1136         AC_MSG_RESULT(no)
1137         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1138 ])
1139
1140 AC_CHECK_HEADERS(nacl/nacl_dyncode.h)
1141
1142 if test x$target_win32 = xno; then
1143
1144         dnl hires monotonic clock support
1145         AC_SEARCH_LIBS(clock_gettime, rt)
1146
1147         dnl dynamic loader support
1148         AC_CHECK_FUNC(dlopen, DL_LIB="",
1149                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1150         )
1151         if test x$dl_support = xno; then
1152                 AC_MSG_WARN([No dynamic loading support available])
1153         else
1154                 LIBS="$LIBS $DL_LIB"
1155                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1156                 dnl from glib's configure.ac
1157                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1158                         mono_cv_uscore,[
1159                         AC_TRY_RUN([#include <dlfcn.h>
1160                         int mono_underscore_test (void) { return 42; }
1161                         int main() {
1162                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1163                           handle = dlopen ((void*)0, 0);
1164                           if (handle) {
1165                             f1 = dlsym (handle, "mono_underscore_test");
1166                             f2 = dlsym (handle, "_mono_underscore_test");
1167                           } return (!f2 || f1);
1168                         }],
1169                                 [mono_cv_uscore=yes],
1170                                 [mono_cv_uscore=no],
1171                         [])
1172                 ])
1173                 if test "x$mono_cv_uscore" = "xyes"; then
1174                         MONO_DL_NEED_USCORE=1
1175                 else
1176                         MONO_DL_NEED_USCORE=0
1177                 fi
1178                 AC_SUBST(MONO_DL_NEED_USCORE)
1179                 AC_CHECK_FUNC(dlerror)
1180         fi
1181
1182         dnl ******************************************************************
1183         dnl *** Checks for the IKVM JNI interface library                  ***
1184         dnl ******************************************************************
1185         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])
1186
1187         ikvm_native_dir=
1188         if test x$with_ikvm_native = xyes; then
1189                 ikvm_native_dir=ikvm-native
1190                 jdk_headers_found="IKVM Native"
1191         fi
1192
1193         AC_SUBST(ikvm_native_dir)
1194
1195         AC_CHECK_HEADERS(execinfo.h)
1196
1197         AC_CHECK_HEADERS(sys/auxv.h sys/resource.h)
1198
1199         AC_CHECK_FUNCS(getgrgid_r)
1200         AC_CHECK_FUNCS(getgrnam_r)
1201         AC_CHECK_FUNCS(getpwnam_r)
1202         AC_CHECK_FUNCS(getpwuid_r)
1203         AC_CHECK_FUNCS(getresuid)
1204         AC_CHECK_FUNCS(setresuid)
1205         AC_CHECK_FUNCS(kqueue)
1206         AC_CHECK_FUNCS(backtrace_symbols)
1207         AC_CHECK_FUNCS(mkstemp)
1208         AC_CHECK_FUNCS(mmap)
1209         AC_CHECK_FUNCS(madvise)
1210         AC_CHECK_FUNCS(getrusage)
1211         AC_CHECK_FUNCS(getpriority)
1212         AC_CHECK_FUNCS(setpriority)
1213         AC_CHECK_FUNCS(dl_iterate_phdr)
1214         AC_CHECK_FUNCS(dladdr)
1215         AC_CHECK_FUNCS(sysconf)
1216         AC_CHECK_FUNCS(getrlimit)
1217
1218         AC_CHECK_FUNCS(sched_setaffinity)
1219         AC_CHECK_FUNCS(sched_getcpu)
1220
1221         dnl ****************************************************************
1222         dnl *** Check for sched_setaffinity from glibc versions before   ***
1223         dnl *** 2.3.4. The older versions of the function only take 2    ***
1224         dnl *** parameters, not 3.                                       ***
1225         dnl ***                                                          ***
1226         dnl *** Because the interface change was not made in a minor     ***
1227         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1228         dnl *** won't always indicate the interface sched_affinity has.  ***
1229         dnl ****************************************************************
1230         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1231         AC_TRY_COMPILE([#include <sched.h>], [
1232             int mask = 1;
1233             sched_setaffinity(0, &mask);
1234                         return 0;
1235         ], [
1236                 # Yes, we have it...
1237                 AC_MSG_RESULT(yes)
1238                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1239         ], [
1240                 # We have the new, three-parameter version
1241                 AC_MSG_RESULT(no)
1242         ])
1243
1244
1245         dnl ******************************************************************
1246         dnl *** Check for large file support                               ***
1247         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1248         dnl ******************************************************************
1249
1250         # Check that off_t can represent 2**63 - 1 correctly, working around
1251         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1252         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1253         large_offt=no
1254         AC_DEFUN([LARGE_FILES], [
1255                 large_CPPFLAGS=$CPPFLAGS
1256                 CPPFLAGS="$CPPFLAGS $1"
1257                 AC_TRY_COMPILE([
1258                         #include <sys/types.h>
1259                         #include <limits.h>
1260                 ], [
1261                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1262                         #define COMPILE_TIME_ASSERT(pred) \
1263                                 switch(0){case 0:case pred:;}
1264                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1265                 ], [
1266                         AC_MSG_RESULT(ok)
1267                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1268                         large_CPPFLAGS="$large_CPPFLAGS $1"
1269                         large_offt=yes
1270                 ], [
1271                         AC_MSG_RESULT(no)
1272                 ])
1273                 CPPFLAGS=$large_CPPFLAGS
1274         ])
1275
1276         AC_MSG_CHECKING(if off_t is 64 bits wide)
1277         LARGE_FILES("")
1278         if test $large_offt = no; then
1279                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1280                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1281         fi
1282         if test $large_offt = no; then
1283                 AC_MSG_WARN([No 64 bit file size support available])
1284         fi
1285
1286         dnl *****************************
1287         dnl *** Checks for libsocket  ***
1288         dnl *****************************
1289         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1290
1291         case "$host" in
1292                 *-*-*freebsd*)
1293                         dnl *****************************
1294                         dnl *** Checks for libinotify ***
1295                         dnl *****************************
1296                         AC_CHECK_LIB(inotify, inotify_init, LIBS="$LIBS -linotify")
1297         esac
1298
1299         dnl *******************************
1300         dnl *** Checks for MSG_NOSIGNAL ***
1301         dnl *******************************
1302         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1303         AC_TRY_COMPILE([#include <sys/socket.h>], [
1304                 int f = MSG_NOSIGNAL;
1305         ], [
1306                 # Yes, we have it...
1307                 AC_MSG_RESULT(yes)
1308                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1309         ], [
1310                 # We'll have to use signals
1311                 AC_MSG_RESULT(no)
1312         ])
1313
1314         dnl *****************************
1315         dnl *** Checks for IPPROTO_IP ***
1316         dnl *****************************
1317         AC_MSG_CHECKING(for IPPROTO_IP)
1318         AC_TRY_COMPILE([#include <netinet/in.h>], [
1319                 int level = IPPROTO_IP;
1320         ], [
1321                 # Yes, we have it...
1322                 AC_MSG_RESULT(yes)
1323                 AC_DEFINE(HAVE_IPPROTO_IP, 1, [Have IPPROTO_IP])
1324         ], [
1325                 # We'll have to use getprotobyname
1326                 AC_MSG_RESULT(no)
1327         ])
1328
1329         dnl *******************************
1330         dnl *** Checks for IPPROTO_IPV6 ***
1331         dnl *******************************
1332         AC_MSG_CHECKING(for IPPROTO_IPV6)
1333         AC_TRY_COMPILE([#include <netinet/in.h>], [
1334                 int level = IPPROTO_IPV6;
1335         ], [
1336                 # Yes, we have it...
1337                 AC_MSG_RESULT(yes)
1338                 AC_DEFINE(HAVE_IPPROTO_IPV6, 1, [Have IPPROTO_IPV6])
1339         ], [
1340                 # We'll have to use getprotobyname
1341                 AC_MSG_RESULT(no)
1342         ])
1343
1344         dnl ******************************
1345         dnl *** Checks for IPPROTO_TCP ***
1346         dnl ******************************
1347         AC_MSG_CHECKING(for IPPROTO_TCP)
1348         AC_TRY_COMPILE([#include <netinet/in.h>], [
1349                 int level = IPPROTO_TCP;
1350         ], [
1351                 # Yes, we have it...
1352                 AC_MSG_RESULT(yes)
1353                 AC_DEFINE(HAVE_IPPROTO_TCP, 1, [Have IPPROTO_TCP])
1354         ], [
1355                 # We'll have to use getprotobyname
1356                 AC_MSG_RESULT(no)
1357         ])
1358
1359         dnl *****************************
1360         dnl *** Checks for SOL_IP     ***
1361         dnl *****************************
1362         AC_MSG_CHECKING(for SOL_IP)
1363         AC_TRY_COMPILE([#include <netdb.h>], [
1364                 int level = SOL_IP;
1365         ], [
1366                 # Yes, we have it...
1367                 AC_MSG_RESULT(yes)
1368                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1369         ], [
1370                 # We'll have to use getprotobyname
1371                 AC_MSG_RESULT(no)
1372         ])
1373
1374         dnl *****************************
1375         dnl *** Checks for SOL_IPV6     ***
1376         dnl *****************************
1377         AC_MSG_CHECKING(for SOL_IPV6)
1378         AC_TRY_COMPILE([#include <netdb.h>], [
1379                 int level = SOL_IPV6;
1380         ], [
1381                 # Yes, we have it...
1382                 AC_MSG_RESULT(yes)
1383                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1384         ], [
1385                 # We'll have to use getprotobyname
1386                 AC_MSG_RESULT(no)
1387         ])
1388
1389         dnl *****************************
1390         dnl *** Checks for SOL_TCP    ***
1391         dnl *****************************
1392         AC_MSG_CHECKING(for SOL_TCP)
1393         AC_TRY_COMPILE([#include <netdb.h>], [
1394                 int level = SOL_TCP;
1395         ], [
1396                 # Yes, we have it...
1397                 AC_MSG_RESULT(yes)
1398                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1399         ], [
1400                 # We'll have to use getprotobyname
1401                 AC_MSG_RESULT(no)
1402         ])
1403
1404         dnl *****************************
1405         dnl *** Checks for IP_PKTINFO ***
1406         dnl *****************************
1407         AC_MSG_CHECKING(for IP_PKTINFO)
1408         AC_TRY_COMPILE([#include <linux/in.h>], [
1409                 int level = IP_PKTINFO;
1410         ], [
1411                 # Yes, we have it...
1412                 AC_MSG_RESULT(yes)
1413                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1414         ], [
1415                 AC_MSG_RESULT(no)
1416         ])
1417
1418         dnl *****************************
1419         dnl *** Checks for IPV6_PKTINFO ***
1420         dnl *****************************
1421         AC_MSG_CHECKING(for IPV6_PKTINFO)
1422         AC_TRY_COMPILE([#include <netdb.h>], [
1423                 int level = IPV6_PKTINFO;
1424         ], [
1425                 # Yes, we have it...
1426                 AC_MSG_RESULT(yes)
1427                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1428         ], [
1429                 AC_MSG_RESULT(no)
1430         ])
1431
1432         dnl **********************************
1433         dnl *** Checks for IP_DONTFRAG     ***
1434         dnl **********************************
1435         AC_MSG_CHECKING(for IP_DONTFRAG)
1436         AC_TRY_COMPILE([#include <netinet/in.h>], [
1437                 int level = IP_DONTFRAG;
1438         ], [
1439                 # Yes, we have it...
1440                 AC_MSG_RESULT(yes)
1441                 AC_DEFINE(HAVE_IP_DONTFRAG, 1, [Have IP_DONTFRAG])
1442         ], [
1443                 AC_MSG_RESULT(no)
1444         ])
1445
1446         dnl **********************************
1447         dnl *** Checks for IP_DONTFRAGMENT ***
1448         dnl **********************************
1449         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1450         AC_TRY_COMPILE([#include <Ws2ipdef.h>], [
1451                 int level = IP_DONTFRAGMENT;
1452         ], [
1453                 # Yes, we have it...
1454                 AC_MSG_RESULT(yes)
1455                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1456         ], [
1457                 AC_MSG_RESULT(no)
1458         ])
1459
1460         dnl **********************************
1461         dnl *** Checks for IP_MTU_DISCOVER ***
1462         dnl **********************************
1463         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1464         AC_TRY_COMPILE([#include <linux/in.h>], [
1465                 int level = IP_MTU_DISCOVER;
1466         ], [
1467                 # Yes, we have it...
1468                 AC_MSG_RESULT(yes)
1469                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1470         ], [
1471                 AC_MSG_RESULT(no)
1472         ])
1473
1474         dnl **********************************
1475         dnl *** Checks for  IP_PMTUDISC_DO ***
1476         dnl **********************************
1477         AC_MSG_CHECKING(for IP_PMTUDISC_DO)
1478         AC_TRY_COMPILE([#include <linux/in.h>], [
1479                 int level = IP_PMTUDISC_DO;
1480         ], [
1481                 # Yes, we have it...
1482                 AC_MSG_RESULT(yes)
1483                 AC_DEFINE(HAVE_IP_PMTUDISC_DO, 1, [Have IP_PMTUDISC_DO])
1484         ], [
1485                 AC_MSG_RESULT(no)
1486         ])
1487
1488         dnl *********************************
1489         dnl *** Check for struct ip_mreqn ***
1490         dnl *********************************
1491         AC_MSG_CHECKING(for struct ip_mreqn)
1492         AC_TRY_COMPILE([#include <netinet/in.h>], [
1493                 struct ip_mreqn mreq;
1494                 mreq.imr_address.s_addr = 0;
1495         ], [
1496                 # Yes, we have it...
1497                 AC_MSG_RESULT(yes)
1498                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1499         ], [
1500                 # We'll just have to try and use struct ip_mreq
1501                 AC_MSG_RESULT(no)
1502                 AC_MSG_CHECKING(for struct ip_mreq)
1503                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1504                         struct ip_mreq mreq;
1505                         mreq.imr_interface.s_addr = 0;
1506                 ], [
1507                         # Yes, we have it...
1508                         AC_MSG_RESULT(yes)
1509                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1510                 ], [
1511                         # No multicast support
1512                         AC_MSG_RESULT(no)
1513                 ])
1514         ])
1515
1516         dnl **********************************
1517         dnl *** Check for gethostbyname2_r ***
1518         dnl **********************************
1519         AC_MSG_CHECKING(for gethostbyname2_r)
1520                 AC_TRY_LINK([#include <netdb.h>], [
1521                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1522         ], [
1523                 # Yes, we have it...
1524                 AC_MSG_RESULT(yes)
1525                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1526         ], [
1527                 AC_MSG_RESULT(no)
1528         ])
1529
1530         dnl *****************************
1531         dnl *** Checks for libnsl     ***
1532         dnl *****************************
1533         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1534
1535         AC_CHECK_FUNCS(inet_pton inet_aton)
1536
1537         dnl *****************************
1538         dnl *** Checks for libxnet    ***
1539         dnl *****************************
1540         case "${host}" in
1541                 *solaris* )
1542                         AC_MSG_CHECKING(for Solaris XPG4 support)
1543                         if test -f /usr/lib/libxnet.so; then
1544                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1545                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1546                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1547                                 LIBS="$LIBS -lxnet"
1548                                 AC_MSG_RESULT(yes)
1549                         else
1550                                 AC_MSG_RESULT(no)
1551                         fi
1552
1553                         if test "$GCC" = "yes"; then
1554                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1555                         fi
1556                 ;;
1557         esac
1558
1559         dnl *****************************
1560         dnl *** Checks for libpthread ***
1561         dnl *****************************
1562 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1563 # and libpthread does not exist
1564 #
1565         case "${host}" in
1566                 *-*-*freebsd*)
1567                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1568                 ;;
1569                 *-*-*openbsd*)
1570                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1571                 ;;
1572                 *)
1573                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1574                 ;;
1575         esac
1576         AC_CHECK_HEADERS(pthread.h)
1577         AC_CHECK_HEADERS(pthread_np.h)
1578         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1579         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np pthread_setname_np)
1580         AC_CHECK_FUNCS(pthread_kill)
1581         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1582         AC_TRY_COMPILE([ #include <pthread.h>], [
1583                 pthread_mutexattr_t attr;
1584                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1585         ], [
1586                 AC_MSG_RESULT(ok)
1587         ], [
1588                 AC_MSG_RESULT(no)
1589                 AC_ERROR(Posix system lacks support for recursive mutexes)
1590         ])
1591         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1592         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1593         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1594
1595         dnl ***********************************
1596         dnl *** Checks for signals
1597         dnl ***********************************
1598         AC_CHECK_HEADERS(signal.h)
1599         AC_CHECK_FUNCS(sigaction)
1600
1601         dnl ***********************************
1602         dnl *** Checks for working __thread ***
1603         dnl ***********************************
1604         AC_MSG_CHECKING(for working __thread)
1605         if test "x$with_tls" != "x__thread"; then
1606                 AC_MSG_RESULT(disabled)
1607         elif test "x$cross_compiling" = "xyes"; then
1608                 AC_MSG_RESULT(cross compiling, assuming yes)
1609         else
1610                 AC_TRY_RUN([
1611                         #if defined(__APPLE__) && defined(__clang__)
1612                         #error "__thread does not currently work with clang on Mac OS X"
1613                         #endif
1614
1615                         #include <pthread.h>
1616                         __thread int i;
1617                         static int res1, res2;
1618
1619                         void thread_main (void *arg)
1620                         {
1621                                 i = arg;
1622                                 sleep (1);
1623                                 if (arg == 1)
1624                                         res1 = (i == arg);
1625                                 else
1626                                         res2 = (i == arg);
1627                         }
1628
1629                         int main () {
1630                                 pthread_t t1, t2;
1631
1632                                 i = 5;
1633
1634                                 pthread_create (&t1, NULL, thread_main, 1);
1635                                 pthread_create (&t2, NULL, thread_main, 2);
1636
1637                                 pthread_join (t1, NULL);
1638                                 pthread_join (t2, NULL);
1639
1640                                 return !(res1 + res2 == 2);
1641                         }
1642                 ], [
1643                                 AC_MSG_RESULT(yes)
1644                 ], [
1645                                 AC_MSG_RESULT(no)
1646                                 with_tls=pthread
1647                 ])
1648         fi
1649
1650         dnl **************************************
1651         dnl *** Checks for working sigaltstack ***
1652         dnl **************************************
1653         AC_MSG_CHECKING(for working sigaltstack)
1654         if test "x$with_sigaltstack" != "xyes"; then
1655                 AC_MSG_RESULT(disabled)
1656         elif test "x$cross_compiling" = "xyes"; then
1657                 AC_MSG_RESULT(cross compiling, assuming yes)
1658         else
1659                 AC_TRY_RUN([
1660                         #include <stdio.h>
1661                         #include <stdlib.h>
1662                         #include <unistd.h>
1663                         #include <signal.h>
1664                         #include <pthread.h>
1665                         #include <sys/wait.h>
1666                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1667                         #define SA_STACK SA_ONSTACK
1668                         #endif
1669                         static void
1670                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1671                         {
1672                                 exit (0);
1673                         }
1674
1675                         volatile char*__ptr = NULL;
1676                         static void *
1677                         loop (void *ignored)
1678                         {
1679                                 *__ptr = 0;
1680                                 return NULL;
1681                         }
1682
1683                         static void
1684                         child ()
1685                         {
1686                                 struct sigaction sa;
1687                         #ifdef __APPLE__
1688                                 stack_t sas;
1689                         #else
1690                                 struct sigaltstack sas;
1691                         #endif
1692                                 pthread_t id;
1693                                 pthread_attr_t attr;
1694
1695                                 sa.sa_sigaction = sigsegv_signal_handler;
1696                                 sigemptyset (&sa.sa_mask);
1697                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1698                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1699                                         perror ("sigaction");
1700                                         return;
1701                                 }
1702
1703                                 /* x86 darwin deliver segfaults using SIGBUS */
1704                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1705                                         perror ("sigaction");
1706                                         return;
1707                                 }
1708                                 sas.ss_sp = malloc (SIGSTKSZ);
1709                                 sas.ss_size = SIGSTKSZ;
1710                                 sas.ss_flags = 0;
1711                                 if (sigaltstack (&sas, NULL) == -1) {
1712                                         perror ("sigaltstack");
1713                                         return;
1714                                 }
1715
1716                                 pthread_attr_init (&attr);
1717                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1718                                         printf ("pthread_create\n");
1719                                         return;
1720                                 }
1721
1722                                 sleep (100);
1723                         }
1724
1725                         int
1726                         main ()
1727                         {
1728                                 pid_t son;
1729                                 int status;
1730                                 int i;
1731
1732                                 son = fork ();
1733                                 if (son == -1) {
1734                                         return 1;
1735                                 }
1736
1737                                 if (son == 0) {
1738                                         child ();
1739                                         return 0;
1740                                 }
1741
1742                                 for (i = 0; i < 300; ++i) {
1743                                         waitpid (son, &status, WNOHANG);
1744                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1745                                                 return 0;
1746                                         usleep (10000);
1747                                 }
1748
1749                                 kill (son, SIGKILL);
1750                                 return 1;
1751                         }
1752
1753                 ], [
1754                                 AC_MSG_RESULT(yes)
1755                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1756                 ], [
1757                                 with_sigaltstack=no
1758                                 AC_MSG_RESULT(no)
1759                 ])
1760         fi
1761
1762         dnl ********************************
1763         dnl *** Checks for semaphore lib ***
1764         dnl ********************************
1765         # 'Real Time' functions on Solaris
1766         # posix4 on Solaris 2.6
1767         # pthread (first!) on Linux
1768         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1769
1770         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1771         AC_CHECK_FUNCS(shm_open)
1772
1773         dnl ********************************
1774         dnl *** Checks for timezone stuff **
1775         dnl ********************************
1776         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1777                 AC_TRY_COMPILE([
1778                         #include <time.h>
1779                         ], [
1780                         struct tm tm;
1781                         tm.tm_gmtoff = 1;
1782                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1783         if test $ac_cv_struct_tm_gmtoff = yes; then
1784                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1785         else
1786                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1787                         AC_TRY_COMPILE([
1788                                 #include <time.h>
1789                         ], [
1790                                 timezone = 1;
1791                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1792                 if test $ac_cv_var_timezone = yes; then
1793                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1794                 else
1795                         AC_ERROR(unable to find a way to determine timezone)
1796                 fi
1797         fi
1798
1799         dnl *********************************
1800         dnl *** Checks for math functions ***
1801         dnl *********************************
1802         AC_SEARCH_LIBS(sqrtf, m)
1803         if test "x$has_broken_apple_cpp" != "xyes"; then
1804                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1805                         AC_TRY_LINK([#include <math.h>],
1806                         [ finite(0.0); ],
1807                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1808                         AC_MSG_RESULT(no)))
1809         fi
1810         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1811                 AC_TRY_LINK([#include <math.h>],
1812                 [ isfinite(0.0); ],
1813                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1814                 AC_MSG_RESULT(no)))
1815
1816         dnl ****************************************************************
1817         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1818         dnl *** have it in the library (duh))                            ***
1819         dnl ****************************************************************
1820         AC_CHECK_FUNCS(poll)
1821
1822         dnl *************************
1823         dnl *** Check for signbit ***
1824         dnl *************************
1825         AC_MSG_CHECKING(for signbit)
1826         AC_TRY_LINK([#include <math.h>], [
1827                 int s = signbit(1.0);
1828         ], [
1829                 AC_MSG_RESULT(yes)
1830                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1831         ], [
1832                 AC_MSG_RESULT(no)
1833         ])
1834
1835         dnl **********************************
1836         dnl *** epoll                      ***
1837         dnl **********************************
1838         if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xno"; then
1839                 AC_CHECK_HEADERS(sys/epoll.h)
1840                 haveepoll=no
1841                 AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1842                 if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes"; then
1843                         AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1844                 fi
1845         fi
1846
1847         havekqueue=no
1848
1849         AC_CHECK_HEADERS(sys/event.h)
1850         AC_CHECK_FUNCS(kqueue, [havekqueue=yes], )
1851
1852         dnl **************************************
1853         dnl * Darwin has a race that prevents us from using reliably:
1854         dnl * http://lists.apple.com/archives/darwin-dev/2011/Jun/msg00016.html
1855         dnl * Since kqueue is mostly used for scaling large web servers,
1856         dnl * and very few folks run Mono on large web servers on OSX, falling
1857         dnl * back
1858         dnl **************************************
1859         if test "x$havekqueue" = "xyes" -a "x$ac_cv_header_sys_event_h" = "xyes"; then
1860                 if test "x$platform_darwin" = "xno"; then
1861                         AC_DEFINE(USE_KQUEUE_FOR_THREADPOOL, 1, [Use kqueue for the threadpool])
1862                 fi
1863         fi
1864
1865         dnl ******************************
1866         dnl *** Checks for SIOCGIFCONF ***
1867         dnl ******************************
1868         AC_CHECK_HEADERS(sys/ioctl.h)
1869         AC_CHECK_HEADERS(net/if.h, [], [],
1870            [
1871            #ifdef HAVE_SYS_TYPES_H
1872            # include <sys/types.h>
1873            #endif
1874            #ifdef HAVE_SYS_SOCKET_H
1875            # include <sys/socket.h>
1876            #endif
1877            ])
1878         AC_MSG_CHECKING(for ifreq)
1879         AC_TRY_COMPILE([
1880                 #include <stdio.h>
1881                 #include <sys/ioctl.h>
1882                 #include <net/if.h>
1883                 ], [
1884                 struct ifconf ifc;
1885                 struct ifreq *ifr;
1886                 void *x;
1887                 ifc.ifc_len = 0;
1888                 ifc.ifc_buf = NULL;
1889                 x = (void *) &ifr->ifr_addr;
1890                 ],[
1891                         AC_MSG_RESULT(yes)
1892                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1893                 ], [
1894                         AC_MSG_RESULT(no)
1895                 ])
1896         dnl **********************************
1897         dnl ***     Checks for sin_len     ***
1898         dnl **********************************
1899         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1900         AC_TRY_COMPILE([
1901                 #include <netinet/in.h>
1902                 ], [
1903                 struct sockaddr_in saddr;
1904                 saddr.sin_len = sizeof (saddr);
1905                 ],[
1906                         AC_MSG_RESULT(yes)
1907                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1908                 ], [
1909                         AC_MSG_RESULT(no)
1910                 ])
1911         dnl **********************************
1912         dnl ***    Checks for sin6_len     ***
1913         dnl **********************************
1914         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1915         AC_TRY_COMPILE([
1916                 #include <netinet/in.h>
1917                 ], [
1918                 struct sockaddr_in6 saddr6;
1919                 saddr6.sin6_len = sizeof (saddr6);
1920                 ],[
1921                         AC_MSG_RESULT(yes)
1922                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1923                 ], [
1924                         AC_MSG_RESULT(no)
1925                 ])
1926         dnl **********************************
1927         dnl *** Check for getifaddrs       ***
1928         dnl **********************************
1929         AC_MSG_CHECKING(for getifaddrs)
1930                 AC_TRY_LINK([
1931                 #include <stdio.h>
1932                 #include <sys/types.h>
1933                 #include <sys/socket.h>
1934                 #include <ifaddrs.h>
1935         ], [
1936                 getifaddrs(NULL);
1937         ], [
1938                 # Yes, we have it...
1939                 AC_MSG_RESULT(yes)
1940                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
1941         ], [
1942                 AC_MSG_RESULT(no)
1943         ])
1944         dnl **********************************
1945         dnl *** Check for if_nametoindex   ***
1946         dnl **********************************
1947         AC_MSG_CHECKING(for if_nametoindex)
1948                 AC_TRY_LINK([
1949                 #include <stdio.h>
1950                 #include <sys/types.h>
1951                 #include <sys/socket.h>
1952                 #include <net/if.h>
1953         ], [
1954                 if_nametoindex(NULL);
1955         ], [
1956                 # Yes, we have it...
1957                 AC_MSG_RESULT(yes)
1958                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
1959         ], [
1960                 AC_MSG_RESULT(no)
1961         ])
1962
1963         dnl **********************************
1964         dnl *** Checks for MonoPosixHelper ***
1965         dnl **********************************
1966         AC_CHECK_HEADERS(checklist.h)
1967         AC_CHECK_HEADERS(pathconf.h)
1968         AC_CHECK_HEADERS(fstab.h)
1969         AC_CHECK_HEADERS(attr/xattr.h)
1970         AC_CHECK_HEADERS(sys/extattr.h)
1971         AC_CHECK_HEADERS(sys/sendfile.h)
1972         AC_CHECK_HEADERS(sys/statvfs.h)
1973         AC_CHECK_HEADERS(sys/statfs.h)
1974         AC_CHECK_HEADERS(sys/vfstab.h)
1975         AC_CHECK_HEADERS(sys/xattr.h)
1976         AC_CHECK_HEADERS(sys/mman.h)
1977         AC_CHECK_HEADERS(sys/param.h)
1978         AC_CHECK_HEADERS(sys/mount.h, [], [],
1979                 [
1980                 #ifdef HAVE_SYS_PARAM_H
1981                 # include <sys/param.h>
1982                 #endif
1983                 ])
1984         AC_CHECK_HEADERS(sys/mount.h)
1985         AC_CHECK_FUNCS(confstr)
1986         AC_CHECK_FUNCS(seekdir telldir)
1987         AC_CHECK_FUNCS(getdomainname)
1988         AC_CHECK_FUNCS(setdomainname)
1989         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1990         AC_CHECK_FUNCS(setgroups)
1991         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1992         AC_CHECK_FUNCS(getfsstat)
1993         AC_CHECK_FUNCS(lutimes futimes)
1994         AC_CHECK_FUNCS(mremap)
1995         AC_CHECK_FUNCS(remap_file_pages)
1996         AC_CHECK_FUNCS(posix_fadvise)
1997         AC_CHECK_FUNCS(posix_fallocate)
1998         AC_CHECK_FUNCS(posix_madvise)
1999         AC_CHECK_FUNCS(vsnprintf)
2000         AC_CHECK_FUNCS(sendfile)
2001         AC_CHECK_FUNCS(gethostid sethostid)
2002         AC_CHECK_FUNCS(sethostname)
2003         AC_CHECK_FUNCS(statfs)
2004         AC_CHECK_FUNCS(fstatfs)
2005         AC_CHECK_FUNCS(statvfs)
2006         AC_CHECK_FUNCS(fstatvfs)
2007         AC_CHECK_FUNCS(stime)
2008         AC_CHECK_FUNCS(strerror_r)
2009         AC_CHECK_FUNCS(ttyname_r)
2010         AC_CHECK_FUNCS(psignal)
2011         AC_CHECK_FUNCS(getlogin_r)
2012         AC_CHECK_FUNCS(lockf)
2013         AC_CHECK_FUNCS(swab)
2014         AC_CHECK_FUNCS(setusershell endusershell)
2015         AC_CHECK_FUNCS(futimens utimensat)
2016         AC_CHECK_FUNCS(fstatat mknodat readlinkat)
2017         AC_CHECK_FUNCS(readv writev preadv pwritev)
2018         AC_CHECK_FUNCS(setpgid)
2019         AC_CHECK_SIZEOF(size_t)
2020         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
2021                 [#include <sys/types.h>
2022                  #include <sys/stat.h>
2023                  #include <unistd.h>])
2024         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
2025                 [#include <sys/types.h>
2026                  #include <sys/stat.h>
2027                  #include <unistd.h>])
2028         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
2029                 [#include <sys/time.h>])
2030         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
2031                 [#include <unistd.h>
2032                  #include <fcntl.h>])
2033         AC_CHECK_TYPES([struct iovec], [AC_DEFINE(HAVE_STRUCT_IOVEC)], ,
2034                 [#include <sys/uio.h>])
2035         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
2036                 [#include <sys/poll.h>])
2037         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
2038                 [#include <sys/types.h>
2039                  #include <sys/stat.h>
2040                  #include <unistd.h>])
2041         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
2042                 [#include <time.h>])
2043         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
2044                 [#include <sys/time.h>
2045                  #include <sys/types.h>
2046                  #include <utime.h>])
2047         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
2048                 [#include <sys/time.h>])
2049         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
2050                 [#include <sys/types.h>
2051                  #include <utime.h>])
2052         AC_CHECK_MEMBERS(
2053                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
2054                 [#include <sys/types.h>
2055                  #include <dirent.h>])
2056         AC_CHECK_MEMBERS(
2057                 [struct passwd.pw_gecos],,,
2058                 [#include <sys/types.h>
2059                  #include <pwd.h>])
2060         AC_CHECK_MEMBERS(
2061                 [struct statfs.f_flags],,,
2062                 [#include <sys/types.h>
2063                  #include <sys/vfs.h>])
2064         AC_CHECK_MEMBERS(
2065                 [struct stat.st_atim, struct stat.st_mtim, struct stat.st_ctim],,,
2066                 [#include <sys/types.h>
2067                  #include <sys/stat.h>
2068                  #include <unistd.h>])
2069
2070         dnl Favour xattr through glibc, but use libattr if we have to
2071         AC_CHECK_FUNC(lsetxattr, ,
2072                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
2073         )
2074         AC_SUBST(XATTR_LIB)
2075
2076         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
2077         AC_CHECK_MEMBERS(
2078                 [struct kinfo_proc.kp_proc],,,
2079                 [#include <sys/types.h>
2080                  #include <sys/param.h>
2081                  #include <sys/sysctl.h>
2082                  #include <sys/proc.h>
2083                  ])
2084
2085         dnl *********************************
2086         dnl *** Checks for Windows compilation ***
2087         dnl *********************************
2088         AC_CHECK_HEADERS(sys/time.h)
2089         AC_CHECK_HEADERS(sys/param.h)
2090         AC_CHECK_HEADERS(dirent.h)
2091
2092         dnl ******************************************
2093         dnl *** Checks for OSX and iOS compilation ***
2094         dnl ******************************************
2095         AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
2096
2097         dnl *********************************
2098         dnl *** Check for Console 2.0 I/O ***
2099         dnl *********************************
2100         AC_CHECK_HEADERS([curses.h])
2101         AC_CHECK_HEADERS([term.h], [], [],
2102         [#if HAVE_CURSES_H
2103          #include <curses.h>
2104          #endif
2105         ])
2106         AC_CHECK_HEADERS([termios.h])
2107
2108         dnl * This is provided in io-layer, but on windows it's only available
2109         dnl * on xp+
2110         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
2111 else
2112         dnl *********************************
2113         dnl *** Checks for Windows compilation ***
2114         dnl *********************************
2115         AC_CHECK_HEADERS(winternl.h)
2116
2117         jdk_headers_found=no
2118         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
2119         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
2120         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
2121         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
2122         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
2123         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
2124         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
2125
2126         dnl *********************************
2127         dnl *** Check for struct ip_mreqn ***
2128         dnl *********************************
2129         AC_MSG_CHECKING(for struct ip_mreqn)
2130         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2131                 struct ip_mreqn mreq;
2132                 mreq.imr_address.s_addr = 0;
2133         ], [
2134                 # Yes, we have it...
2135                 AC_MSG_RESULT(yes)
2136                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
2137         ], [
2138                 # We'll just have to try and use struct ip_mreq
2139                 AC_MSG_RESULT(no)
2140                 AC_MSG_CHECKING(for struct ip_mreq)
2141                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2142                         struct ip_mreq mreq;
2143                         mreq.imr_interface.s_addr = 0;
2144                 ], [
2145                         # Yes, we have it...
2146                         AC_MSG_RESULT(yes)
2147                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
2148                 ], [
2149                         # No multicast support
2150                         AC_MSG_RESULT(no)
2151                 ])
2152         ])
2153         AC_CHECK_DECLS(InterlockedExchange64, [], [], [[#include <windows.h>]])
2154         AC_CHECK_DECLS(InterlockedCompareExchange64, [], [], [[#include <windows.h>]])
2155         AC_CHECK_DECLS(InterlockedDecrement64, [], [], [[#include <windows.h>]])
2156         AC_CHECK_DECLS(InterlockedIncrement64, [], [], [[#include <windows.h>]])
2157         AC_CHECK_DECLS(InterlockedAdd, [], [], [[#include <windows.h>]])
2158         AC_CHECK_DECLS(InterlockedAdd64, [], [], [[#include <windows.h>]])
2159         AC_CHECK_DECLS(__readfsdword, [], [], [[#include <windows.h>]])
2160
2161         AC_MSG_CHECKING(for GetProcessId)
2162         AC_TRY_COMPILE([#include <windows.h>], [
2163                 GetProcessId (0);
2164         ], [
2165            AC_MSG_RESULT(yes)
2166            AC_DEFINE(HAVE_GETPROCESSID)
2167         ], [
2168            AC_MSG_RESULT(no)
2169         ])
2170 fi
2171
2172 dnl socklen_t check
2173 AC_MSG_CHECKING(for socklen_t)
2174 AC_TRY_COMPILE([
2175 #include <sys/types.h>
2176 #include <sys/socket.h>
2177 ],[
2178   socklen_t foo;
2179 ],[
2180 ac_cv_c_socklen_t=yes
2181         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
2182         AC_MSG_RESULT(yes)
2183 ],[
2184         AC_MSG_RESULT(no)
2185 ])
2186
2187 AC_MSG_CHECKING(for array element initializer support)
2188 AC_TRY_COMPILE([#include <sys/socket.h>], [
2189         const int array[] = {[1] = 2,};
2190 ], [
2191         # Yes, we have it...
2192         AC_MSG_RESULT(yes)
2193         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
2194 ], [
2195         # We'll have to use signals
2196         AC_MSG_RESULT(no)
2197 ])
2198
2199 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
2200         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
2201         AC_TRY_LINK([#include <math.h>],
2202         [ static void *p = &trunc; ],
2203         [
2204                 AC_DEFINE(HAVE_TRUNC)
2205                 AC_MSG_RESULT(yes)
2206                 ac_cv_trunc=yes
2207         ],
2208         AC_MSG_RESULT(no)))
2209
2210 if test "x$ac_cv_truncl" != "xyes"; then
2211    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
2212 fi
2213
2214 AC_CHECK_FUNCS(round)
2215 AC_CHECK_FUNCS(rint)
2216 AC_CHECK_FUNCS(execvp)
2217
2218 dnl ****************************
2219 dnl *** Look for /dev/random ***
2220 dnl ****************************
2221
2222 AC_MSG_CHECKING([if usage of random device is requested])
2223 AC_ARG_ENABLE(dev-random,
2224 [  --disable-dev-random    disable the use of the random device (enabled by default)],
2225 try_dev_random=$enableval, try_dev_random=yes)
2226
2227 AC_MSG_RESULT($try_dev_random)
2228
2229 case "{$build}" in
2230     *-openbsd*)
2231     NAME_DEV_RANDOM="/dev/srandom"
2232     ;;
2233
2234 dnl Win32 does not have /dev/random, they have their own method...
2235
2236     *-mingw*|*-*-cygwin*)
2237     ac_cv_have_dev_random=no
2238     ;;
2239
2240 dnl Everywhere else, it's /dev/random
2241
2242     *)
2243     NAME_DEV_RANDOM="/dev/random"
2244     ;;
2245 esac
2246
2247 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2248
2249 dnl Now check if the device actually exists
2250
2251 if test "x$try_dev_random" = "xyes"; then
2252     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2253     [if test -r "$NAME_DEV_RANDOM" ; then
2254         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2255     if test "x$ac_cv_have_dev_random" = "xyes"; then
2256         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2257     fi
2258 else
2259     AC_MSG_CHECKING(for random device)
2260     ac_cv_have_dev_random=no
2261     AC_MSG_RESULT(has been disabled)
2262 fi
2263
2264 if test "x$host_win32" = "xyes"; then
2265     AC_DEFINE(HAVE_CRYPT_RNG)
2266 fi
2267
2268 if test "x$ac_cv_have_dev_random" = "xno" \
2269     && test "x$host_win32" = "xno"; then
2270     AC_MSG_WARN([[
2271 ***
2272 *** A system-provided entropy source was not found on this system.
2273 *** Because of this, the System.Security.Cryptography random number generator
2274 *** will throw a NotImplemented exception.
2275 ***
2276 *** If you are seeing this message, and you know your system DOES have an
2277 *** entropy collection in place, please contact <crichton@gimp.org> and
2278 *** provide information about the system and how to access the random device.
2279 ***
2280 *** Otherwise you can install either egd or prngd and set the environment
2281 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2282 ***]])
2283 fi
2284
2285 AC_MSG_CHECKING([if inter-process shared handles are requested])
2286 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2287 AC_MSG_RESULT($try_shared_handles)
2288 if test "x$try_shared_handles" != "xyes"; then
2289         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2290         AC_SUBST(DISABLE_SHARED_HANDLES)
2291 fi
2292
2293 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2294
2295 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2296 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2297
2298 AC_MSG_CHECKING([if big-arrays are to be enabled])
2299 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2300 if test "x$enable_big_arrays" = "xyes" ; then
2301     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2302         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2303     else
2304         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2305     fi
2306 fi
2307 AC_MSG_RESULT($enable_big_arrays)
2308
2309 dnl **************
2310 dnl *** DTRACE ***
2311 dnl **************
2312
2313 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2314
2315 if test "x$enable_dtrace" = "xyes"; then
2316    if test "x$has_dtrace" = "xno"; then
2317           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2318    fi
2319    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2320    if test "x$DTRACE" = "xno"; then
2321           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2322           enable_dtrace=no
2323    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2324           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2325           enable_dtrace=no
2326    fi
2327 fi
2328
2329 dtrace_g=no
2330 if test "x$enable_dtrace" = "xyes"; then
2331         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2332         DTRACEFLAGS=
2333         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2334                 case "$host" in
2335                         powerpc-*-darwin*)
2336                         DTRACEFLAGS="-arch ppc64"
2337                         ;;
2338                         i*86-*-darwin*)
2339                         DTRACEFLAGS="-arch x86_64"
2340                         ;;
2341                         *)
2342                         DTRACEFLAGS=-64
2343                         ;;
2344                 esac
2345         else
2346                 case "$host" in
2347                         powerpc-*-darwin*)
2348                         DTRACEFLAGS="-arch ppc"
2349                         ;;
2350                         i*86-*-darwin*)
2351                         DTRACEFLAGS="-arch i386"
2352                         ;;
2353                         *)
2354                         DTRACEFLAGS=-32
2355                         ;;
2356                 esac
2357         fi
2358         AC_SUBST(DTRACEFLAGS)
2359         case "$host" in
2360                 *-*-solaris*)
2361                 dtrace_g=yes
2362                 ;;
2363         esac
2364         AC_CHECK_HEADERS([sys/sdt.h])
2365 fi
2366 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2367 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2368
2369 dnl **************
2370 dnl ***  NaCl  ***
2371 dnl **************
2372
2373 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2374 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2375
2376 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2377
2378 dnl
2379 dnl Hack to use system mono for operations in build/install not allowed in NaCl.
2380 dnl
2381 nacl_self_host=""
2382 if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xyes"; then
2383    nacl_self_host="nacl_self_host"
2384 fi
2385 AC_SUBST(nacl_self_host)
2386
2387 if test "x$enable_nacl_codegen" = "xyes"; then
2388    MONO_NACL_ALIGN_MASK_OFF=1
2389    AC_DEFINE(TARGET_NACL, 1, [...])
2390    AC_DEFINE(__native_client_codegen__, 1, [...])
2391 else
2392    MONO_NACL_ALIGN_MASK_OFF=0
2393    AC_DEFINE(__default_codegen__, 1, [...])
2394 fi
2395 if test "x$enable_nacl_gc" = "xyes"; then
2396    if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2397       INSTRUMENT_CFLAG="-finstrument-for-thread-suspension"
2398    else
2399       # Not yet implemented
2400       INSTRUMENT_CFLAG=""
2401    fi
2402    CPPFLAGS="$CPPFLAGS $INSTRUMENT_CFLAG -D__native_client_gc__"
2403 fi
2404 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2405
2406 dnl **************
2407 dnl ***  LLVM  ***
2408 dnl **************
2409
2410 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2411 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2412 AC_ARG_ENABLE(llvm-version-check,[  --enable-llvm-version-check Check that the LLVM matches the version expected by mono], enable_llvm_version_check=$enableval, enable_llvm_version_check=no)
2413
2414 AC_ARG_WITH(llvm, [  --with-llvm=<llvm prefix>    Enable the LLVM back-end], enable_llvm=yes,)
2415
2416 if test "x$enable_llvm" = "xyes"; then
2417    if test "x$with_llvm" != "x"; then
2418           LLVM_CONFIG=$with_llvm/bin/llvm-config
2419           if test ! -x $LLVM_CONFIG; then
2420                  AC_MSG_ERROR([LLVM executable $LLVM_CONFIG not found.])
2421       fi
2422    else
2423       AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2424       if test "x$LLVM_CONFIG" = "xno"; then
2425              AC_MSG_ERROR([llvm-config not found.])
2426       fi
2427    fi
2428
2429    llvm_codegen="x86codegen"
2430    case "$target" in
2431    arm*)
2432                 llvm_codegen="armcodegen"
2433                 ;;
2434    esac
2435
2436    # The output of --cflags seems to include optimizations flags too
2437    LLVM_CFLAGS=`$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'`
2438    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2439    # from LLVM classes.
2440    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2441    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2442    # This might include empty lines
2443    LLVM_SYSTEM_LIBS=`$LLVM_CONFIG --system-libs 2>/dev/null | grep -- -`
2444    if test "x$host" != "x$target"; then
2445       # No need for jit libs
2446       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter`
2447    else
2448       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit $llvm_codegen`
2449    fi
2450    LLVM_LIBS="$LLVM_LIBS $LLVM_LDFLAGS $LLVM_SYSTEM_LIBS -lstdc++"
2451
2452    expected_llvm_version="3.4svn-mono-mono/e656cac"
2453
2454    # Should be something like '2.6' or '2.7svn'
2455    llvm_version=`$LLVM_CONFIG --version`
2456    major_version=`echo $llvm_version | cut -c 1`
2457    minor_version=`echo $llvm_version | cut -c 3`
2458    llvm_api_version=`$LLVM_CONFIG --mono-api-version 2>/dev/null`
2459    AC_MSG_CHECKING(LLVM version)
2460    AC_MSG_RESULT($llvm_version)
2461    if echo $llvm_version | grep -q 'mono'; then
2462           if test "x$enable_llvm_version_check" == "xyes"; then
2463                  if test "$llvm_version" != "$expected_llvm_version"; then
2464                         AC_MSG_ERROR([Expected llvm version $expected_llvm_version, but llvm-config --version returned $llvm_version"])
2465                  fi
2466           fi
2467           if test "x$llvm_api_version" = "x"; then
2468                 LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=0"
2469                 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=0"
2470           else
2471                 LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2472                 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2473           fi
2474    else
2475           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.])
2476    fi
2477
2478    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2479    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2480    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2481
2482    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2483    # llvm's config.h
2484    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2485
2486    AC_SUBST(LLVM_CFLAGS)
2487    AC_SUBST(LLVM_CXXFLAGS)
2488    AC_SUBST(LLVM_LIBS)
2489    AC_SUBST(LLVM_LDFLAGS)
2490    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2491 fi
2492
2493 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2494 if test "x$enable_loadedllvm" = "xyes"; then
2495    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2496 fi
2497 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2498
2499 TARGET="unknown"
2500 ACCESS_UNALIGNED="yes"
2501
2502 JIT_SUPPORTED=no
2503 LIBC="libc.so.6"
2504 INTL="libc.so.6"
2505 SQLITE="libsqlite.so.0"
2506 SQLITE3="libsqlite3.so.0"
2507 X11="libX11.so"
2508 GDKX11="libgdk-x11-2.0.so.0"
2509 GTKX11="libgtk-x11-2.0.so.0"
2510 XINERAMA="libXinerama.so.1"
2511
2512 sizeof_register="SIZEOF_VOID_P"
2513
2514 jit_wanted=true
2515 sgen_supported=false
2516 boehm_supported=true
2517 case "$host" in
2518         mips*)
2519                 TARGET=MIPS;
2520                 arch_target=mips;
2521                 sgen_supported=true
2522                 ACCESS_UNALIGNED="no"
2523                 JIT_SUPPORTED=yes
2524
2525                 AC_MSG_CHECKING(for mips n32)
2526                 AC_TRY_COMPILE([],[
2527                 #if _MIPS_SIM != _ABIN32
2528                 #error Not mips n32
2529                 #endif
2530                 return 0;
2531                 ],[
2532                 AC_MSG_RESULT(yes)
2533                 sizeof_register=8
2534                 ],[
2535                 AC_MSG_RESULT(no)
2536                 ])
2537                 ;;
2538         i*86-*-*)
2539                 TARGET=X86;
2540                 arch_target=x86;
2541                 JIT_SUPPORTED=yes
2542                 case $host_os in
2543                   solaris*)
2544                         LIBC="libc.so"
2545                         INTL="libintl.so"
2546                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2547                                 TARGET=AMD64
2548                                 arch_target=amd64
2549                         fi
2550
2551                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2552                         # int astruct __attribute__ ((visibility ("hidden")));
2553                         # void foo ()
2554                         # {
2555                         #       void *p = &astruct;
2556                         # }
2557                         # gcc -fPIC --shared -o libfoo.so foo.c
2558                         # yields:
2559                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2560                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2561                         have_visibility_hidden=no
2562                         sgen_supported=true
2563                         ;;
2564                   mingw*|cygwin*)
2565                         sgen_supported=true
2566                         have_visibility_hidden=no
2567                         ;;
2568                   haiku*)
2569                         LIBC=libroot.so
2570                         ;;
2571                   linux*)
2572                         sgen_supported=true
2573                         AOT_SUPPORTED="yes"
2574                         ;;
2575                   darwin*)
2576                         sgen_supported=true
2577                         AOT_SUPPORTED="yes"
2578                         ;;
2579                   openbsd*|freebsd*|kfreebsd-gnu*)
2580                         sgen_supported=true
2581                         ;;
2582                 esac
2583                 ;;
2584         x86_64-*-* | amd64-*-*)
2585                 TARGET=AMD64;
2586                 arch_target=amd64;
2587                 JIT_SUPPORTED=yes
2588                 if test "x$ac_cv_sizeof_void_p" = "x4"; then
2589                         AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2590                         sizeof_register=8
2591                 fi
2592                 case $host_os in
2593                   linux*)
2594                         sgen_supported=true
2595                         AOT_SUPPORTED="yes"
2596                         ;;
2597                   darwin*)
2598                         sgen_supported=true
2599                         AOT_SUPPORTED="yes"
2600                         ;;
2601                   openbsd*|freebsd*|kfreebsd-gnu*)
2602                         sgen_supported=true
2603                         ;;
2604                   mingw*)
2605                         sgen_supported=true
2606                         ;;
2607                 esac
2608                 case "$host" in
2609                         x86_64-*-nacl*)
2610                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2611                                 sizeof_register=8
2612                                 ;;
2613                 esac
2614                 ;;
2615         ia64-*-*)
2616                 TARGET=IA64
2617                 arch_target=ia64
2618                 ACCESS_UNALIGNED="no"
2619                 JIT_SUPPORTED=yes
2620                 LIBC="libc.so.6.1"
2621                 INTL="libc.so.6.1"
2622                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2623                 libmono_ldflags="-lunwind"
2624                 ;;
2625         sparc*-*-*)
2626                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2627                    TARGET=SPARC64
2628                 else
2629                         TARGET=SPARC
2630                 fi
2631                 arch_target=sparc;
2632                 JIT_SUPPORTED=yes
2633                 ACCESS_UNALIGNED="no"
2634                 case $host_os in
2635                   linux*) ;;
2636                   *)
2637                         LIBC="libc.so"
2638                         INTL="libintl.so"
2639                 esac
2640                 if test x"$GCC" = xyes; then
2641                         # We don't support v8 cpus
2642                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2643                 fi
2644                 if test x"$AR" = xfalse; then
2645                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2646                 fi
2647                 sgen_supported=true
2648                 ;;
2649         *-mingw*|*-*-cygwin*)
2650                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2651                 have_visibility_hidden=no
2652                 INTL="intl"
2653                 ;;
2654         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2655         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2656                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2657                         TARGET=POWERPC64;
2658                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2659                         CFLAGS="$CFLAGS -mminimal-toc"
2660                 else
2661                         TARGET=POWERPC;
2662                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2663                 fi
2664                 arch_target=ppc;
2665                 JIT_SUPPORTED=yes
2666                 case $host_os in
2667                   linux*|darwin*)
2668                         sgen_supported=true
2669                         ;;
2670                 esac
2671                 ;;
2672         arm*-darwin*)
2673                 TARGET=ARM;
2674                 arch_target=arm;
2675                 ACCESS_UNALIGNED="no"
2676                 JIT_SUPPORTED=yes
2677                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2678                 sgen_supported=true
2679                 ;;
2680         arm*-linux*)
2681                 TARGET=ARM;
2682                 arch_target=arm;
2683                 ACCESS_UNALIGNED="no"
2684                 JIT_SUPPORTED=yes
2685                 sgen_supported=true
2686                 AOT_SUPPORTED="yes"
2687                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2688                 ;;
2689 # TODO: make proper support for NaCl host.
2690 #        arm*-*nacl)
2691 #               TARGET=ARM;
2692 #               arch_target=arm;
2693 #               ACCESS_UNALIGNED="no"
2694 #               JIT_SUPPORTED=yes
2695 #               sgen_supported=true
2696 #               AOT_SUPPORTED="no"
2697 #               ;;
2698         aarch64-*)
2699                 # https://lkml.org/lkml/2012/7/15/133
2700                 TARGET=ARM64
2701                 arch_target=arm64
2702                 JIT_SUPPORTED=yes
2703                 sgen_supported=true
2704                 boehm_supported=false
2705                 ;;
2706         s390x-*-linux*)
2707                 TARGET=S390X;
2708                 arch_target=s390x;
2709                 ACCESS_UNALIGNED="yes"
2710                 JIT_SUPPORTED=yes
2711                 sgen_supported=true
2712                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2713                 ;;
2714 esac
2715
2716 HOST=$TARGET
2717
2718 if test "x$host" != "x$target"; then
2719    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2720    enable_mcs_build=no
2721    case "$target" in
2722    arm*-darwin*)
2723                 TARGET=ARM;
2724                 arch_target=arm;
2725                 ACCESS_UNALIGNED="no"
2726                 JIT_SUPPORTED=yes
2727                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2728                 jit_wanted=true
2729                 # Can't use tls, since it depends on the runtime detection of tls offsets
2730                 # in mono-compiler.h
2731                 with_tls=pthread
2732                 ;;
2733    powerpc64-ps3-linux-gnu)
2734                 TARGET=POWERPC64
2735                 arch_target=powerpc64
2736                 AC_DEFINE(TARGET_PS3, 1, [...])
2737                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2738                 # uses this define
2739                 AC_DEFINE(__mono_ppc64__, 1, [...])
2740                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2741                 sizeof_register=8
2742                 target_byte_order=G_BIG_ENDIAN
2743                 ;;
2744    powerpc64-xbox360-linux-gnu)
2745                 TARGET=POWERPC64
2746                 arch_target=powerpc64
2747                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2748                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2749                 # uses this define
2750                 sizeof_register=8
2751                 target_byte_order=G_BIG_ENDIAN
2752                 ;;
2753    x86_64-*-nacl)
2754                 TARGET=AMD64
2755                 arch_target=amd64
2756                 AC_DEFINE(TARGET_AMD64, 1, [...])
2757                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2758                 sizeof_register=8
2759                 ;;
2760 # TODO: make proper support for NaCl target.
2761 #   arm*-*nacl)
2762 #               TARGET=ARM
2763 #               arch_target=arm
2764 #               AC_DEFINE(TARGET_ARM, 1, [...])
2765 #               ACCESS_UNALIGNED="no"
2766 #               JIT_SUPPORTED=yes
2767 #               sizeof_register=4
2768 #               CPPFLAGS="$CPPFLAGS \
2769 #                    -D__ARM_EABI__ \
2770 #                    -D__arm__ \
2771 #                    -D__portable_native_client__ \
2772 #                    -Dtimezone=_timezone \
2773 #                    -DDISABLE_SOCKETS \
2774 #                    -DDISABLE_ATTACH \
2775 #                    -DUSE_NEWLIB"
2776 #               jit_wanted=true
2777                 # Can't use tls, since it depends on the runtime detection of tls offsets
2778                 # in mono-compiler.h
2779 #               with_tls=pthread
2780 #               ;;
2781    i686-*-nacl)
2782                 TARGET=X86
2783                 arch_target=x86
2784                 AC_DEFINE(TARGET_X86, 1, [...])
2785                 sizeof_register=4
2786                 ;;
2787    arm*-linux-*)
2788                 TARGET=ARM;
2789                 arch_target=arm;
2790                 AC_DEFINE(TARGET_ARM, 1, [...])
2791                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2792                 ACCESS_UNALIGNED="no"
2793                 JIT_SUPPORTED=yes
2794                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2795                 jit_wanted=true
2796                 # Can't use tls, since it depends on the runtime detection of tls offsets
2797                 # in mono-compiler.h
2798                 with_tls=pthread
2799                 target_mach=no
2800                 case "$target" in
2801                 armv7l-unknown-linux-gnueabi*)
2802                         # TEGRA
2803                         CPPFLAGS="$CPPFLAGS"
2804                         ;;
2805                 armv5-*-linux-androideabi*)
2806                         CPPFLAGS="$CPPFLAGS"
2807                         ;;
2808                 esac
2809                 ;;
2810    i686*-linux-*)
2811                 TARGET=X86;
2812                 arch_target=x86;
2813                 AC_DEFINE(TARGET_X86, 1, [...])
2814                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2815                 JIT_SUPPORTED=yes
2816                 CPPFLAGS="$CPPFLAGS"
2817                 jit_wanted=true
2818                 sgen_supported=true
2819                 # Can't use tls, since it depends on the runtime detection of tls offsets
2820                 # in mono-compiler.h
2821                 with_tls=pthread
2822                 target_mach=no
2823                 ;;
2824         aarch64-*)
2825                 TARGET=ARM64
2826                 JIT_SUPPORTED=yes
2827                 jit_wanted=true
2828                 ;;
2829         *)
2830                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2831         esac
2832 fi
2833
2834 case "$TARGET" in
2835 X86)
2836         AC_DEFINE(TARGET_X86, 1, [...])
2837         ;;
2838 AMD64)
2839         AC_DEFINE(TARGET_AMD64, 1, [...])
2840         ;;
2841 ARM)
2842         AC_DEFINE(TARGET_ARM, 1, [...])
2843         ;;
2844 ARM64)
2845         AC_DEFINE(TARGET_ARM64, 1, [...])
2846         ;;
2847 POWERPC)
2848         AC_DEFINE(TARGET_POWERPC, 1, [...])
2849         ;;
2850 POWERPC64)
2851         AC_DEFINE(TARGET_POWERPC, 1, [...])
2852         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2853         ;;
2854 S390X)
2855         AC_DEFINE(TARGET_S390X, 1, [...])
2856         ;;
2857 MIPS)
2858         AC_DEFINE(TARGET_MIPS, 1, [...])
2859         ;;
2860 IA64)
2861         AC_DEFINE(TARGET_IA64, 1, [...])
2862         ;;
2863 SPARC)
2864         AC_DEFINE(TARGET_SPARC, 1, [...])
2865         ;;
2866 SPARC64)
2867         AC_DEFINE(TARGET_SPARC64, 1, [...])
2868         ;;
2869 esac
2870
2871 dnl Use GCC atomic ops if they work on the target.
2872 if test x$GCC = "xyes"; then
2873         case $TARGET in
2874         X86 | AMD64 | ARM | ARM64 | POWERPC | POWERPC64 | MIPS | S390X | SPARC | SPARC64)
2875                 AC_DEFINE(USE_GCC_ATOMIC_OPS, 1, [...])
2876                 ;;
2877         esac
2878 fi
2879
2880 if test "x$target_mach" = "xyes"; then
2881    if test "x$TARGET" = "xARM" -o "x$TARGET" = "xARM64"; then
2882           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
2883           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
2884           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
2885    else
2886        AC_TRY_COMPILE([#include "TargetConditionals.h"],[
2887        #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1
2888        #error fail this for ios
2889        #endif
2890        return 0;
2891        ], [
2892                   AC_DEFINE(TARGET_OSX,1,[The JIT/AOT targets OSX])
2893           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_OSX"
2894           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_OSX"
2895        ], [
2896           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
2897           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
2898           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
2899        ])
2900         fi
2901    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
2902 fi
2903
2904 if test "x$sizeof_register" = "x4"; then
2905    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2906 elif test "x$sizeof_register" = "x8"; then
2907    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2908 else
2909    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2910 fi
2911
2912 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2913    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2914 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2915    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2916 else
2917    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2918 fi
2919
2920 if test "x$have_visibility_hidden" = "xyes"; then
2921    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2922 fi
2923
2924 if test "x$have_deprecated" = "xyes"; then
2925    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2926 fi
2927
2928 dnl
2929 dnl Simple Generational checks (sgen)
2930 dnl
2931 if $sgen_supported; then
2932    build_sgen_default=yes
2933 else
2934    build_sgen_default=no
2935 fi
2936 SGEN_DEFINES=
2937 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2938 if test x$buildsgen = xyes; then
2939    if $sgen_supported; then
2940        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR"
2941        gc_msg="sgen and $gc_msg"
2942    else
2943        buildsgen=no
2944        AC_MSG_WARN("Sgen is not supported on this platform")
2945    fi
2946 fi
2947 AC_SUBST(SGEN_DEFINES)
2948 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2949
2950 USEJIT=false
2951 if test x$JIT_SUPPORTED = xyes; then
2952    if $jit_wanted; then
2953       USEJIT=true
2954       jit_status="Building and using the JIT"
2955    else
2956       AC_ERROR(No JIT support available or selected.)
2957    fi
2958 else
2959    AC_ERROR(No JIT support available or selected.)
2960 fi
2961
2962 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2963
2964 libsuffix=".so"
2965
2966 case "$host" in
2967      *-*-darwin*)
2968         libsuffix=".dylib"
2969         LIBC="libc.dylib"
2970         INTL="libintl.dylib"
2971         SQLITE="libsqlite.0.dylib"
2972         SQLITE3="libsqlite3.0.dylib"
2973         X11="libX11.dylib"
2974         GDKX11="libgdk-x11-2.0.dylib"
2975         GTKX11="libgtk-x11-2.0.dylib"
2976         ;;
2977      *-*-*netbsd*)
2978         LIBC="libc.so.12"
2979         INTL="libintl.so.0"
2980         ;;
2981      *-*-kfreebsd*-gnu)
2982         LIBC="libc.so.0.1"
2983         INTL="libc.so.0.1"
2984         X11="libX11.so.6"
2985         ;;
2986     *-*-*freebsd*)
2987         LIBC="libc.so"
2988         INTL="libintl.so"
2989         SQLITE="libsqlite.so"
2990         SQLITE3="libsqlite3.so"
2991         ;;
2992     *-*-*openbsd*)
2993         LIBC="libc.so"
2994         INTL="libintl.so"
2995         SQLITE="libsqlite.so"
2996         SQLITE3="libsqlite3.so"
2997         ;;
2998     *-*-*linux*)
2999         AC_PATH_X
3000         dlsearch_path=`(libtool --config ; echo eval echo \\$sys_lib_dlsearch_path_spec) | sh`
3001         AC_MSG_CHECKING(for the soname of libX11.so)
3002         for i in $x_libraries $dlsearch_path; do
3003                 for r in 4 5 6; do
3004                         if test -f $i/libX11.so.$r; then
3005                                 X11=libX11.so.$r
3006                                 AC_MSG_RESULT($X11)
3007                         fi
3008                 done
3009         done
3010
3011         if test "x$X11" = "xlibX11.so"; then
3012                 AC_MSG_WARN([Could not find libX11.so. Do you have X.org or XFree86 installed? Assuming libX11.so.6...]);
3013                 X11=libX11.so.6
3014         fi
3015         ;;
3016 esac
3017
3018
3019 AC_SUBST(libsuffix)
3020
3021 AC_ARG_WITH([libgdiplus],
3022         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
3023         [], [with_libgdiplus=installed])
3024
3025 # default install location
3026 libgdiplus_install_loc=libgdiplus${libsuffix}
3027 case $with_libgdiplus in
3028     no|installed)
3029     libgdiplus_loc=
3030     ;;
3031
3032     yes|sibling)
3033     libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la
3034     ;;
3035
3036     /*) # absolute path, assume it is an install location
3037     libgdiplus_loc=$with_libgdiplus
3038     libgdiplus_install_loc=$with_libgdiplus
3039     ;;
3040
3041     *)
3042     libgdiplus_loc=`pwd`/$with_libgdiplus
3043     ;;
3044 esac
3045 AC_SUBST([libgdiplus_loc])
3046 AC_SUBST([libgdiplus_install_loc])
3047
3048 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
3049 if test "x$icall_symbol_map" = "xyes"; then
3050    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
3051 fi
3052
3053 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
3054 if test "x$icall_export" = "xyes"; then
3055    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
3056 fi
3057
3058 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
3059 if test "x$icall_tables" = "xno"; then
3060    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
3061 fi
3062
3063 if test "x$with_tls" = "x__thread"; then
3064         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
3065         # Pass the information to libgc
3066         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
3067         AC_MSG_CHECKING(if the tls_model attribute is supported)
3068         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
3069                 ], [
3070                         AC_MSG_RESULT(yes)
3071                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tls_model available])
3072                 ], [
3073                         AC_MSG_RESULT(no)
3074         ])
3075 fi
3076
3077 if test ${TARGET} = ARM; then
3078         dnl ******************************************
3079         dnl *** Check to see what FPU is available ***
3080         dnl ******************************************
3081         AC_MSG_CHECKING(which FPU to use)
3082
3083         #
3084         # This is a bit tricky:
3085         #
3086         # if (__ARM_PCS_VFP) {
3087         #       /* mfloat-abi=hard == VFP with hard ABI */
3088         # } elif (!__SOFTFP__) {
3089         #       /* mfloat-abi=softfp == VFP with soft ABI */
3090         # } else {
3091         #       /* mfloat-abi=soft == no VFP */
3092         # }
3093         #
3094         # The exception is iOS (w/ GCC) where none of the above
3095         # are defined (but iOS always uses the 'softfp' ABI).
3096         #
3097         # No support for FPA.
3098         #
3099
3100         fpu=NONE
3101
3102         # iOS GCC always uses the 'softfp' ABI.
3103         if test x"$GCC" = xyes && test x$platform_darwin = xyes; then
3104                 fpu=VFP
3105         fi
3106
3107         # Are we using the 'hard' ABI?
3108         if test x$fpu = xNONE; then
3109                 AC_TRY_COMPILE([], [
3110                         #ifndef __ARM_PCS_VFP
3111                         #error "Float ABI is not 'hard'"
3112                         #endif
3113                         return 0;
3114                 ], [
3115                         fpu=VFP_HARD
3116                 ], [
3117                         fpu=NONE
3118                 ])
3119         fi
3120
3121         # No 'hard' ABI. 'soft' or 'softfp'?
3122         if test x$fpu = xNONE; then
3123                 AC_TRY_COMPILE([], [
3124                         #ifdef __SOFTFP__
3125                         #error "Float ABI is not 'softfp'"
3126                         #endif
3127                         return 0;
3128                 ], [
3129                         fpu=VFP
3130                 ], [
3131                         fpu=NONE
3132                 ])
3133         fi
3134
3135         AC_MSG_RESULT($fpu)
3136         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
3137         unset fpu
3138
3139         dnl *********************************************
3140         dnl *** Check which ARM version(s) we can use ***
3141         dnl *********************************************
3142         AC_MSG_CHECKING(which ARM version to use)
3143
3144         AC_TRY_COMPILE([], [
3145                 #if !defined(__ARM_ARCH_5T__) && !defined(__ARM_ARCH_5TE__) && !defined(__ARM_ARCH_5TEJ__)
3146                 #error Not on ARM v5.
3147                 #endif
3148                 return 0;
3149         ], [
3150                 arm_v5=yes
3151
3152                 arm_ver=ARMv5
3153         ], [])
3154
3155         AC_TRY_COMPILE([], [
3156                 #if !defined(__ARM_ARCH_6J__) && !defined(__ARM_ARCH_6ZK__) && !defined(__ARM_ARCH_6K__) && !defined(__ARM_ARCH_6T2__) && !defined(__ARM_ARCH_6M__)
3157                 #error Not on ARM v6.
3158                 #endif
3159                 return 0;
3160         ], [
3161                 arm_v5=yes
3162                 arm_v6=yes
3163
3164                 arm_ver=ARMv6
3165         ], [])
3166
3167         AC_TRY_COMPILE([], [
3168                 #if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_7R__) && !defined(__ARM_ARCH_7EM__) && !defined(__ARM_ARCH_7M__) && !defined(__ARM_ARCH_7S__)
3169                 #error Not on ARM v7.
3170                 #endif
3171                 return 0;
3172         ], [
3173                 arm_v5=yes
3174                 arm_v6=yes
3175                 arm_v7=yes
3176
3177                 arm_ver=ARMv7
3178         ], [])
3179
3180         AC_MSG_RESULT($arm_ver)
3181
3182         if test x$arm_v5 = xyes; then
3183                 AC_DEFINE(HAVE_ARMV5, 1, [ARM v5])
3184                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV5=1"
3185         fi
3186
3187         if test x$arm_v6 = xyes; then
3188                 AC_DEFINE(HAVE_ARMV6, 1, [ARM v6])
3189                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV6=1"
3190         fi
3191
3192         if test x$arm_v7 = xyes; then
3193                 AC_DEFINE(HAVE_ARMV7, 1, [ARM v7])
3194                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV7=1"
3195         fi
3196 fi
3197
3198 if test ${TARGET} = ARM; then
3199         if test "x${with_jumptables}" = "xyes"; then
3200                 AC_DEFINE(USE_JUMP_TABLES, 1, Use jump tables in JIT)
3201         fi
3202 fi
3203
3204 if test ${TARGET} = unknown; then
3205         CPPFLAGS="$CPPFLAGS -DNO_PORT"
3206         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
3207 fi
3208
3209 if test ${ACCESS_UNALIGNED} = no; then
3210         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
3211 fi
3212
3213 case "x$libgc" in
3214         xincluded)
3215                 # Pass CPPFLAGS to libgc configure
3216                 # We should use a separate variable for this to avoid passing useless and
3217                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
3218                 # This should be executed late so we pick up the final version of CPPFLAGS
3219                 # The problem with this approach, is that during a reconfigure, the main
3220                 # configure scripts gets invoked with these arguments, so we use separate
3221                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
3222                 TMP_CPPFLAGS="$CPPFLAGS $CPPFLAGS_FOR_LIBGC"
3223                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
3224                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
3225                 fi
3226                 # Don't pass -finstrument-for-thread-suspension in,
3227                 # if these are instrumented it will be very bad news
3228                 # (infinite recursion, undefined parking behavior, etc)
3229                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
3230                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
3231                 if test "x$support_boehm" = "xyes"; then
3232                         AC_CONFIG_SUBDIRS(libgc)
3233                 fi
3234                 ;;
3235 esac
3236
3237 AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0/3.5 FX (defaults to yes)],            [], [with_profile2=yes])
3238 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                [], [with_profile4=yes])
3239 AC_ARG_WITH(profile4_5,[  --with-profile4_5=yes,no        If you want to install the 4.5 FX (defaults to yes)],                [], [with_profile4_5=yes])
3240 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid assemblies (defaults to no)],     [], [with_monodroid=no])
3241 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no,only    If you want to build the MonoTouch assemblies (defaults to no)],     [], [with_monotouch=no])
3242 AC_ARG_WITH(xammac,    [  --with-xammac=yes,no,only       If you want to build the Xamarin.Mac assemblies (defaults to no)],   [], [with_xammac=no])
3243
3244 OPROFILE=no
3245 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
3246         if test x$with_oprofile != xno; then
3247             oprofile_include=$with_oprofile/include
3248             if test ! -f $oprofile_include/opagent.h; then
3249                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
3250                 fi
3251             OPROFILE=yes
3252                 OPROFILE_CFLAGS="-I$oprofile_include"
3253             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
3254             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
3255         fi
3256 ])
3257
3258 MALLOC_MEMPOOLS=no
3259 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
3260         if test x$with_malloc_mempools = xyes; then
3261                 MALLOC_MEMPOOLS=yes
3262                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
3263         fi
3264 ])
3265
3266
3267 DISABLE_MCS_DOCS=no
3268 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
3269         if test x$with_mcs_docs != xyes; then
3270                 DISABLE_MCS_DOCS=yes
3271         fi
3272 ])
3273 if test x$with_profile4 != xyes; then
3274         DISABLE_MCS_DOCS=yes
3275 fi
3276
3277 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)],[
3278         if test x$with_lazy_gc_thread_creation != xno ; then
3279                 AC_DEFINE(LAZY_GC_THREAD_CREATION,1,[Enable lazy gc thread creation by the embedding host.])
3280         fi
3281 ], [with_lazy_gc_thread_creation=no])
3282
3283 AC_CHECK_HEADER([malloc.h],
3284                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
3285                         [Define to 1 if you have /usr/include/malloc.h.])],,)
3286
3287 if test x"$GCC" = xyes; then
3288         # Implicit function declarations are not 64 bit safe
3289         # Do this late, since this causes lots of configure tests to fail
3290         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
3291         # jay has a lot of implicit declarations
3292         JAY_CFLAGS="-Wno-implicit-function-declaration"
3293 fi
3294
3295 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
3296 # instead of libmono-static.a
3297 if test "x$enable_shared" = "xno" -a "x$enable_executables" = "xyes"; then
3298    LIBMONO_LA=libmini-static.la
3299 else
3300    if test x$buildsgen = xyes; then
3301       LIBMONO_LA=libmonosgen-$API_VER.la
3302    else
3303       LIBMONO_LA=libmonoboehm-$API_VER.la
3304    fi
3305 fi
3306 AC_SUBST(LIBMONO_LA)
3307
3308 dnl
3309 dnl Consistency settings
3310 dnl
3311 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
3312    DISABLE_MCS_DOCS=yes
3313    with_profile2=no
3314    with_profile4=no
3315    with_profile4_5=no
3316    with_monodroid=no
3317    with_monotouch=no
3318    with_xammac=no
3319 fi
3320
3321 if test x$DISABLE_MCS_DOCS = xyes; then
3322    docs_dir=""
3323 else
3324    docs_dir=docs
3325 fi
3326 AC_SUBST(docs_dir)
3327
3328 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
3329 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
3330
3331 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
3332 AC_SUBST(OPROFILE_CFLAGS)
3333 AC_SUBST(OPROFILE_LIBS)
3334
3335 libmono_ldflags="$libmono_ldflags $LIBS"
3336
3337 AM_CONDITIONAL(INSTALL_2_0, [test "x$with_profile2" = xyes])
3338 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
3339 AM_CONDITIONAL(INSTALL_4_5, [test "x$with_profile4_5" = xyes])
3340 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
3341 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
3342 AM_CONDITIONAL(INSTALL_XAMMAC, [test "x$with_xammac" != "xno"])
3343 AM_CONDITIONAL(ONLY_MONOTOUCH, [test "x$with_monotouch" = "xonly"])
3344 AM_CONDITIONAL(ONLY_XAMMAC, [test "x$with_xammac" = "xonly"])
3345
3346 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
3347 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
3348 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
3349 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
3350 AM_CONDITIONAL(X86, test x$TARGET = xX86)
3351 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
3352 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
3353 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
3354 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
3355 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
3356 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
3357 AM_CONDITIONAL(ARM64, test x$TARGET = xARM64)
3358 AM_CONDITIONAL(S390X, test x$TARGET = xS390X)
3359 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
3360 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
3361 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
3362 AM_CONDITIONAL(HOST_ARM64, test x$HOST = xARM64)
3363 AM_CONDITIONAL(CROSS_COMPILE, test "x$host" != "x$target")
3364
3365 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
3366 AM_CONDITIONAL(INCLUDED_LIBGC, test x$libgc = xincluded)
3367
3368 AC_SUBST(LIBC)
3369 AC_SUBST(INTL)
3370 AC_SUBST(SQLITE)
3371 AC_SUBST(SQLITE3)
3372 AC_SUBST(X11)
3373 AC_SUBST(GDKX11)
3374 AC_SUBST(GTKX11)
3375 AC_SUBST(XINERAMA)
3376 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
3377 AC_SUBST(arch_target)
3378 AC_SUBST(CFLAGS)
3379 AC_SUBST(CPPFLAGS)
3380 AC_SUBST(LDFLAGS)
3381
3382 mono_build_root=`pwd`
3383 AC_SUBST(mono_build_root)
3384
3385 mono_runtime=mono/mini/mono
3386 AC_SUBST(mono_runtime)
3387
3388 mono_cfg_root=$mono_build_root/runtime
3389 if test x$host_win32 = xyes; then
3390   if test "x$cross_compiling" = "xno"; then
3391     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
3392   else
3393     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
3394   fi
3395 else
3396   mono_cfg_dir=$mono_cfg_root/etc
3397 fi
3398 AC_SUBST(mono_cfg_dir)
3399
3400 AC_CONFIG_FILES([po/mcs/Makefile.in])
3401
3402 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
3403 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
3404
3405 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
3406 [   depth=../../../..
3407     case $srcdir in
3408     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3409     .) reldir=$depth ;;
3410     *) reldir=$depth/$srcdir ;;
3411     esac
3412     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
3413     cd runtime/etc/mono/1.0
3414     rm -f machine.config
3415     $LN_S $reldir/data/net_1_1/machine.config machine.config
3416     cd $depth
3417 ],[LN_S='$LN_S'])
3418
3419 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
3420 [   depth=../../../..
3421     case $srcdir in
3422     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3423     .) reldir=$depth ;;
3424     *) reldir=$depth/$srcdir ;;
3425     esac
3426     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3427     cd runtime/etc/mono/2.0
3428     rm -f machine.config
3429     $LN_S $reldir/data/net_2_0/machine.config machine.config
3430     cd $depth
3431 ],[LN_S='$LN_S'])
3432
3433 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3434 [   depth=../../../..
3435     case $srcdir in
3436     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3437     .) reldir=$depth ;;
3438     *) reldir=$depth/$srcdir ;;
3439     esac
3440     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3441     cd runtime/etc/mono/2.0
3442     rm -f web.config
3443     $LN_S $reldir/data/net_2_0/web.config web.config
3444     cd $depth
3445 ],[LN_S='$LN_S'])
3446
3447 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3448 [   depth=../../..
3449     case $srcdir in
3450     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3451     .) reldir=$depth ;;
3452     *) reldir=$depth/$srcdir ;;
3453     esac
3454     $ac_aux_dir/install-sh -d runtime/etc/mono/
3455     cd runtime/etc/mono/
3456     rm -f browscap.ini
3457     $LN_S $reldir/data/browscap.ini browscap.ini
3458     cd $depth
3459 ],[LN_S='$LN_S'])
3460
3461 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3462 [   depth=../../../../..
3463     case $srcdir in
3464     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3465     .) reldir=$depth ;;
3466     *) reldir=$depth/$srcdir ;;
3467     esac
3468     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3469     cd runtime/etc/mono/2.0/Browsers
3470     rm -f Compat.browser
3471     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3472     cd $depth
3473 ],[LN_S='$LN_S'])
3474
3475 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/Browsers/Compat.browser],
3476 [   depth=../../../../..
3477     case $srcdir in
3478     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3479     .) reldir=$depth ;;
3480     *) reldir=$depth/$srcdir ;;
3481     esac
3482     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0/Browsers/
3483     cd runtime/etc/mono/4.0/Browsers
3484     rm -f Compat.browser
3485     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3486     cd $depth
3487 ],[LN_S='$LN_S'])
3488
3489 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/Browsers/Compat.browser],
3490 [   depth=../../../../..
3491     case $srcdir in
3492     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3493     .) reldir=$depth ;;
3494     *) reldir=$depth/$srcdir ;;
3495     esac
3496     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5/Browsers/
3497     cd runtime/etc/mono/4.5/Browsers
3498     rm -f Compat.browser
3499     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3500     cd $depth
3501 ],[LN_S='$LN_S'])
3502
3503 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3504 [   depth=../../../..
3505     case $srcdir in
3506     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3507     .) reldir=$depth ;;
3508     *) reldir=$depth/$srcdir ;;
3509     esac
3510     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3511     cd runtime/etc/mono/4.0
3512     rm -f machine.config
3513     $LN_S $reldir/data/net_4_0/machine.config machine.config
3514     cd $depth
3515 ],[LN_S='$LN_S'])
3516
3517 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3518 [   depth=../../../..
3519     case $srcdir in
3520     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3521     .) reldir=$depth ;;
3522     *) reldir=$depth/$srcdir ;;
3523     esac
3524     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3525     cd runtime/etc/mono/4.0
3526     rm -f web.config
3527     $LN_S $reldir/data/net_4_0/web.config web.config
3528     cd $depth
3529 ],[LN_S='$LN_S'])
3530
3531 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3532 [   depth=../../../..
3533     case $srcdir in
3534     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3535     .) reldir=$depth ;;
3536     *) reldir=$depth/$srcdir ;;
3537     esac
3538     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3539     cd runtime/etc/mono/4.5
3540     rm -f machine.config
3541     $LN_S $reldir/data/net_4_5/machine.config machine.config
3542     cd $depth
3543 ],[LN_S='$LN_S'])
3544
3545 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3546 [   depth=../../../..
3547     case $srcdir in
3548     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3549     .) reldir=$depth ;;
3550     *) reldir=$depth/$srcdir ;;
3551     esac
3552     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3553     cd runtime/etc/mono/4.5
3554     rm -f web.config
3555     $LN_S $reldir/data/net_4_5/web.config web.config
3556     cd $depth
3557 ],[LN_S='$LN_S'])
3558
3559 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])
3560
3561 AC_OUTPUT([
3562 Makefile
3563 mono-core.spec
3564 mono-uninstalled.pc
3565 scripts/mono-find-provides
3566 scripts/mono-find-requires
3567 mono/Makefile
3568 mono/utils/Makefile
3569 mono/metadata/Makefile
3570 mono/dis/Makefile
3571 mono/cil/Makefile
3572 mono/arch/Makefile
3573 mono/arch/x86/Makefile
3574 mono/arch/amd64/Makefile
3575 mono/arch/ppc/Makefile
3576 mono/arch/sparc/Makefile
3577 mono/arch/s390x/Makefile
3578 mono/arch/arm/Makefile
3579 mono/arch/arm64/Makefile
3580 mono/arch/ia64/Makefile
3581 mono/arch/mips/Makefile
3582 mono/tests/Makefile
3583 mono/tests/tests-config
3584 mono/tests/assemblyresolve/Makefile
3585 mono/tests/cas/Makefile
3586 mono/tests/cas/assembly/Makefile
3587 mono/tests/cas/demand/Makefile
3588 mono/tests/cas/inheritance/Makefile
3589 mono/tests/cas/linkdemand/Makefile
3590 mono/tests/cas/threads/Makefile
3591 mono/tests/gc-descriptors/Makefile
3592 mono/unit-tests/Makefile
3593 mono/benchmark/Makefile
3594 mono/monograph/Makefile
3595 mono/io-layer/Makefile
3596 mono/mini/Makefile
3597 mono/profiler/Makefile
3598 m4/Makefile
3599 ikvm-native/Makefile
3600 scripts/Makefile
3601 man/Makefile
3602 docs/Makefile
3603 data/Makefile
3604 data/net_2_0/Makefile
3605 data/net_4_0/Makefile
3606 data/net_4_5/Makefile
3607 data/net_2_0/Browsers/Makefile
3608 data/net_4_0/Browsers/Makefile
3609 data/net_4_5/Browsers/Makefile
3610 data/mint.pc
3611 data/mono-2.pc
3612 data/monosgen-2.pc
3613 data/mono.pc
3614 data/mono-cairo.pc
3615 data/mono-nunit.pc
3616 data/mono-options.pc
3617 data/mono-lineeditor.pc
3618 data/monodoc.pc
3619 data/dotnet.pc
3620 data/dotnet35.pc
3621 data/wcf.pc
3622 data/cecil.pc
3623 data/system.web.extensions_1.0.pc
3624 data/system.web.extensions.design_1.0.pc
3625 data/system.web.mvc.pc
3626 data/system.web.mvc2.pc
3627 data/system.web.mvc3.pc
3628 data/aspnetwebstack.pc
3629 data/reactive.pc
3630 samples/Makefile
3631 support/Makefile
3632 data/config
3633 tools/Makefile
3634 tools/locale-builder/Makefile
3635 tools/sgen/Makefile
3636 runtime/Makefile
3637 msvc/Makefile
3638 po/Makefile
3639 ])
3640
3641 # Update all submodules recursively to ensure everything is checked out
3642 $srcdir/scripts/update_submodules
3643
3644 if test x$host_win32 = xyes; then
3645    # Get rid of 'cyg' prefixes in library names
3646    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3647    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3648    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3649    # executable doesn't work...
3650    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3651 fi
3652
3653 if test x$platform_darwin = xyes; then
3654    # This doesn't seem to be required and it slows down parallel builds
3655    sed -e 's,lock_old_archive_extraction=yes,lock_old_archive_extraction=no,g' < libtool > libtool.new && mv libtool.new libtool && chmod +x libtool
3656 fi
3657
3658 (
3659   case $prefix in
3660   NONE) prefix=$ac_default_prefix ;;
3661   esac
3662   case $exec_prefix in
3663   NONE) exec_prefix='${prefix}' ;;
3664   esac
3665
3666   #
3667   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3668   # any existing config.make.  This allows people to share the same source tree
3669   # with different build directories, one native and one cross
3670   #
3671   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3672
3673     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3674
3675     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3676     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3677     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3678     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3679     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3680     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3681     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3682     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3683
3684     case $INSTALL in
3685     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3686     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3687     esac
3688
3689     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3690
3691     export VERSION
3692     [myver=$($AWK 'BEGIN {
3693       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3694       if(length(vsplit [1]) > 4) {
3695         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3696       }
3697       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3698     }')]
3699
3700     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3701
3702     if test x$platform_darwin = xyes; then
3703       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3704     fi
3705
3706         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3707            enable_system_aot=yes
3708         fi
3709
3710     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3711       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3712     fi
3713
3714     if test x$DISABLE_MCS_DOCS = xyes; then
3715       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3716     fi
3717
3718     if test x$has_extension_module != xno; then
3719         echo "EXTENSION_MODULE = 1" >> $srcdir/$mcsdir/build/config.make
3720     fi
3721
3722         default_profile=net_2_0
3723     if test -z "$INSTALL_4_0_TRUE"; then :
3724                 default_profile=net_4_0
3725     fi
3726     if test -z "$INSTALL_MONODROID_TRUE"; then :
3727                 default_profile=monodroid
3728     fi
3729     if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3730                 default_profile=monotouch
3731     fi
3732         if test -z "$INSTALL_XAMMAC_TRUE"; then :
3733                 default_profile=xammac
3734         fi
3735     if test -z "$INSTALL_4_5_TRUE"; then :
3736                 default_profile=net_4_5
3737     fi
3738
3739     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3740
3741     if test "x$test_bcl_opt" = "xyes"; then
3742       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3743     fi
3744
3745   fi
3746
3747   # if we have an olive folder, override the default settings
3748   if test -d $olivedir; then
3749
3750     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3751
3752       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3753
3754       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3755       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3756       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3757       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3758       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3759       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3760     fi
3761   fi
3762
3763 )
3764
3765 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3766
3767 echo "
3768         mcs source:    $mcsdir
3769
3770    Engine:
3771         Host:          $host
3772         Target:        $target
3773         GC:            $gc_msg
3774         TLS:           $with_tls
3775         SIGALTSTACK:   $with_sigaltstack
3776         Engine:        $jit_status
3777         oprofile:      $OPROFILE
3778         BigArrays:     $enable_big_arrays
3779         DTrace:        $enable_dtrace
3780         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3781
3782    Libraries:
3783         .NET 2.0/3.5:  $with_profile2
3784         .NET 4.0:      $with_profile4
3785         .NET 4.5:      $with_profile4_5
3786         MonoDroid:     $with_monodroid
3787         MonoTouch:     $with_monotouch
3788         Xamarin.Mac:   $with_xammac
3789         JNI support:   $jdk_headers_found
3790         libgdiplus:    $libgdiplus_msg
3791         zlib:          $zlib_msg
3792         $disabled
3793 "
3794 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3795    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3796 fi