configure.in

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [2.11.5],
   5         [http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
   6
   7 AC_CONFIG_SRCDIR([README])
   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])
  17 AM_CONFIG_HEADER([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 # In case of cygwin, override LN_S, irrespective of what it determines.
  26 # The build uses cygwin, but the actual runtime doesn't.
  27 case $host_os in
  28 *cygwin* ) LN_S='cp -p';;
  29 esac
  30
  31 dnl
  32 dnl libgc checks
  33 dnl
  34
  35 gc_headers=no
  36 gc=included
  37 gc_msg="included Boehm"
  38 use_included_gc=no
  39 libgc_configure_args=
  40
  41 if test -d $srcdir/libgc ; then
  42   gc_default=included
  43 else
  44   gc_default=boehm
  45 fi
  46
  47 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  48 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  49 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  50 CFLAGS_FOR_LIBGC=$CFLAGS
  51 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  52 CFLAGS_FOR_EGLIB=$CFLAGS
  53
  54 #
  55 # These are the flags that need to be stored in the mono.pc file for
  56 # compiling code that will embed Mono
  57 #
  58 libmono_cflags=""
  59 libmono_ldflags=""
  60 AC_SUBST(libmono_cflags)
  61 AC_SUBST(libmono_ldflags)
  62
  63 # Variable to have relocatable .pc files (lib, or lib64)
  64 reloc_libdir=`basename ${libdir}`
  65 AC_SUBST(reloc_libdir)
  66
  67 dnl if linker handles the version script
  68 no_version_script=no
  69
  70 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  71 need_link_unlink=no
  72
  73 # Thread configuration inspired by sleepycat's db
  74 AC_MSG_CHECKING([host platform characteristics])
  75 libgc_threads=no
  76 has_dtrace=no
  77 parallel_mark=yes
  78 ikvm_native=yes
  79
  80 case "$host" in
  81         powerpc*-*-linux*)
  82                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  83                 disable_munmap=yes
  84         ;;
  85 esac
  86
  87 host_win32=no
  88 target_win32=no
  89 platform_android=no
  90 case "$host" in
  91         *-mingw*|*-*-cygwin*)
  92                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
  93                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  94                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  95                 host_win32=yes
  96                 mono_cv_clang=no
  97                 if test "x$cross_compiling" = "xno"; then
  98                         target_win32=yes
  99                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
 100                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
 101                         fi
 102                         #
 103                         # gcc-3/g++-3 are from the gcc-core/gcc-g++ cygwin packages.
 104                         # Other gcc packages will not work:
 105                         # - the gcc-4 packages no longer support -mno-cygwin
 106                         # - the mingw-gcc packages produce executables which depends on a libgcc<...>
 107                         # dll, which means we would have to distribute that file too.
 108                         #
 109                         if test "x$CC" != "x"; then
 110                                 AC_ERROR(Don't set CC. mono can only be compiled with gcc-3 from the 'gcc-core' package)
 111                         fi
 112                         CC="gcc-3.exe -mno-cygwin -g"
 113                         CXX="g++-3.exe -mno-cygwin -g"
 114                         # So libgc configure gets -mno-cygwin
 115                         export CC
 116                         export CXX
 117                         CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -mno-cygwin"
 118                 else
 119                         target_win32=yes
 120                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 121                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 122                 fi
 123                 HOST_CC="gcc"
 124                 # Windows 2000 is required that includes Internet Explorer 5.01
 125                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 126                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 127                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 128                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 129                 libdl=
 130                 libgc_threads=win32
 131                 gc_default=included
 132                 with_sigaltstack=no
 133                 LN_S=cp
 134                 # This forces libgc to use the DllMain based thread registration code on win32
 135                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 136                 ;;
 137         *-*-*netbsd*)
 138                 host_win32=no
 139                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 140                 libmono_cflags="-D_REENTRANT"
 141                 LDFLAGS="$LDFLAGS -pthread"
 142                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 143                 libmono_ldflags="-pthread"
 144                 need_link_unlink=yes
 145                 libdl="-ldl"
 146                 libgc_threads=pthreads
 147                 with_sigaltstack=no
 148                 use_sigposix=yes
 149                 ;;
 150         *-*-*freebsd*)
 151                 host_win32=no
 152                 if test "x$PTHREAD_CFLAGS" = "x"; then
 153                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 154                         libmono_cflags=
 155                 else
 156                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 157                         libmono_cflags="$PTHREAD_CFLAGS"
 158                 fi
 159                 if test "x$PTHREAD_LIBS" = "x"; then
 160                         LDFLAGS="$LDFLAGS -pthread"
 161                         libmono_ldflags="-pthread"
 162                 else
 163                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 164                         libmono_ldflags="$PTHREAD_LIBS"
 165                 fi
 166                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 167                 need_link_unlink=yes
 168                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 169                 libdl=
 170                 libgc_threads=pthreads
 171                 # This doesn't seem to work as of 7.0 on amd64
 172                 with_sigaltstack=no
 173 # TLS is only partially implemented on -CURRENT (compiler support
 174 # but NOT library support)
 175 #
 176                 with_tls=pthread
 177                 use_sigposix=yes
 178                 ;;
 179         *-*-*openbsd*)
 180                 host_win32=no
 181                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 182                 if test "x$disable_munmap" != "xyes"; then
 183                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 184                 fi
 185                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 186                 LDFLAGS="$LDFLAGS -pthread"
 187                 need_link_unlink=yes
 188                 AC_DEFINE(PTHREAD_POINTER_ID)
 189                 libdl=
 190                 gc_default=boehm
 191                 libgc_threads=pthreads
 192                 with_sigaltstack=no
 193                 use_sigposix=yes
 194                 ;;
 195         *-*-linux-android*)
 196                 host_win32=no
 197                 platform_android=yes
 198                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 199                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 200
 201                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 202                 if test "x$disable_munmap" != "xyes"; then
 203                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 204                 fi
 205                 libmono_cflags="-D_REENTRANT"
 206                 libdl="-ldl"
 207                 libgc_threads=pthreads
 208                 use_sigposix=yes
 209
 210                 with_tls=pthread
 211                 with_sigaltstack=no
 212                 with_static_mono=no
 213
 214                 # Android doesn't support boehm, as it's missing <link.h>
 215                 support_boehm=no
 216                 with_gc=sgen
 217
 218                 # isinf(3) requires -lm; see isinf check below
 219                 LDFLAGS="$LDFLAGS -lm"
 220
 221                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 222                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 223                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 224                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 225                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 226
 227                 # to bypass the underscore linker check, can't work when cross-compiling
 228                 mono_cv_uscore=yes
 229                 mono_cv_clang=no
 230                 ;;
 231         *-*-linux*)
 232                 host_win32=no
 233                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 234                 if test "x$disable_munmap" != "xyes"; then
 235                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 236                 fi
 237                 libmono_cflags="-D_REENTRANT"
 238                 libdl="-ldl"
 239                 libgc_threads=pthreads
 240                 use_sigposix=yes
 241                 ;;
 242         *-*-nacl*)
 243                 host_win32=no
 244                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 245                 if test "x$disable_munmap" != "xyes"; then
 246                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 247                 fi
 248                 libmono_cflags="-D_REENTRANT"
 249                 libdl=
 250                 libgc_threads=pthreads
 251                 gc_default=boehm
 252                 use_sigposix=yes
 253                 ikvm_native=no
 254                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 255                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 256                 ;;
 257         *-*-hpux*)
 258                 host_win32=no
 259                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 260                 # +ESdbgasm only valid on bundled cc on RISC
 261                 # silently ignored for ia64
 262                 if test $GCC != "yes"; then
 263                         CFLAGS="$CFLAGS +ESdbgasm"
 264                         # Arrange for run-time dereferencing of null
 265                         # pointers to produce a SIGSEGV signal.
 266                         LDFLAGS="$LDFLAGS -z"
 267                 fi
 268                 CFLAGS="$CFLAGS +ESdbgasm"
 269                 LDFLAGS="$LDFLAGS -z"
 270                 libmono_cflags="-D_REENTRANT"
 271                 libmono_ldflags="-lpthread"
 272                 libgc_threads=pthreads
 273                 need_link_unlink=yes
 274                 use_sigposix=yes
 275                 ;;
 276         *-*-solaris*)
 277                 host_win32=no
 278                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 279                 need_link_unlink=yes
 280                 libmono_cflags="-D_REENTRANT"
 281                 libgc_threads=pthreads
 282                 # This doesn't seem to work on solaris/x86, but the configure test runs
 283                 with_tls=pthread
 284                 has_dtrace=yes
 285                 use_sigposix=yes
 286                 enable_solaris_tar_check=yes
 287                 ;;
 288         *-*-darwin*)
 289                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 290                 host_win32=no
 291                 platform_darwin=yes
 292                 target_mach=yes
 293                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 294                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 295                 libmono_cflags="-D_THREAD_SAFE"
 296                 LDFLAGS="$LDFLAGS -pthread"
 297                 libmono_ldflags="-pthread"
 298                 need_link_unlink=yes
 299                 AC_DEFINE(PTHREAD_POINTER_ID)
 300                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 301                 no_version_script=yes
 302                 libdl=
 303                 libgc_threads=pthreads
 304                 has_dtrace=yes
 305                 if test "x$cross_compiling" = "xyes"; then
 306                         has_broken_apple_cpp=yes
 307                 fi
 308                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 309                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 310                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 311                 case "$host" in
 312                         dnl Snow Leopard and newer config.guess reports as this
 313                         i*86-*-darwin*)
 314                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 315                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 316                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 317                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 318                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 319                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 320                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 321                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 322                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 323                                 ;;
 324                 esac
 325                 ;;
 326         *-*-haiku*)
 327                 host_win32=no
 328                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 329                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 330                 libdl=
 331                 LIBS="$LIBS -lnetwork"
 332                 need_link_unlink=yes
 333                 AC_DEFINE(PTHREAD_POINTER_ID)
 334                 libgc_threads=pthreads
 335                 use_sigposix=yes
 336                 ;;
 337         *)
 338                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 339                 host_win32=no
 340                 libdl="-ldl"
 341                 ;;
 342 esac
 343 AC_MSG_RESULT(ok)
 344
 345 if test x$need_link_unlink = xyes; then
 346    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 347 fi
 348
 349 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 350 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 351 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 352 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 353 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 354 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 355
 356 AC_CHECK_TOOL(CC, gcc, gcc)
 357 AC_PROG_CC
 358 AC_CHECK_TOOL(CXX, g++, g++)
 359 AC_PROG_CXX
 360 AM_PROG_AS
 361 AM_PROG_CC_STDC
 362 AC_PROG_INSTALL
 363 AC_PROG_AWK
 364 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 365 : ${CCAS='$(CC)'}
 366 # Set ASFLAGS if not already set.
 367 : ${CCASFLAGS='$(CFLAGS)'}
 368 AC_SUBST(CCAS)
 369 AC_SUBST(CCASFLAGS)
 370
 371 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 372 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 373 if test "x$CXX" = "xg++"; then
 374         if test "x$GXX" != "xyes"; then
 375                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 376                 # are inside automake conditionals
 377                 AC_MSG_ERROR([You need to install g++])
 378         fi
 379 fi
 380
 381 dnl may require a specific autoconf version
 382 dnl AC_PROG_CC_FOR_BUILD
 383 dnl CC_FOR_BUILD not automatically detected
 384 CC_FOR_BUILD=$CC
 385 CFLAGS_FOR_BUILD=$CFLAGS
 386 BUILD_EXEEXT=
 387 if test "x$cross_compiling" = "xyes"; then
 388         CC_FOR_BUILD=cc
 389         CFLAGS_FOR_BUILD=
 390         BUILD_EXEEXT=""
 391 fi
 392 AC_SUBST(CC_FOR_BUILD)
 393 AC_SUBST(CFLAGS_FOR_BUILD)
 394 AC_SUBST(HOST_CC)
 395 AC_SUBST(BUILD_EXEEXT)
 396
 397 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 398 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 399
 400 # Set STDC_HEADERS
 401 AC_HEADER_STDC
 402 AC_LIBTOOL_WIN32_DLL
 403 # This causes monodis to not link correctly
 404 #AC_DISABLE_FAST_INSTALL
 405 AM_PROG_LIBTOOL
 406 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 407 DOLT
 408
 409 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 410 AC_SUBST(export_ldflags)
 411
 412 # Test whenever ld supports -version-script
 413 AC_PROG_LD
 414 AC_PROG_LD_GNU
 415 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 416    no_version_script=yes
 417 fi
 418
 419 AM_ICONV()
 420
 421 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 422
 423 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)
 424 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)
 425 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 426                   [], [], [#include <stddef.h>
 427                   #include <sys/socket.h>
 428                   #include <linux/socket.h>])
 429
 430 AC_CHECK_HEADERS(sys/user.h, [], [],
 431 [
 432 #ifdef HAVE_SYS_PARAM_H
 433 # include <sys/param.h>
 434 #endif
 435 ])
 436
 437 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 438 if test x$have_zlib = xyes; then
 439    AC_TRY_COMPILE([#include <zlib.h>], [
 440    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 441    return 0;
 442    #else
 443    #error No good zlib found
 444    #endif
 445    ],[
 446         AC_MSG_RESULT(Using system zlib)
 447         zlib_msg="system zlib"
 448         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 449    ],[
 450         AC_MSG_RESULT(Using embedded zlib)
 451         have_zlib=no
 452         zlib_msg="bundled zlib"
 453    ])
 454 fi
 455
 456 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 457 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 458
 459 # for mono/metadata/debug-symfile.c
 460 AC_CHECK_HEADERS(elf.h)
 461
 462 # for support
 463 AC_CHECK_HEADERS(poll.h)
 464 AC_CHECK_HEADERS(sys/poll.h)
 465 AC_CHECK_HEADERS(sys/wait.h)
 466 AC_CHECK_HEADERS(grp.h)
 467 AC_CHECK_HEADERS(syslog.h)
 468
 469 # for mono/dis
 470 AC_CHECK_HEADERS(wchar.h)
 471 AC_CHECK_HEADERS(ieeefp.h)
 472 AC_MSG_CHECKING(for isinf)
 473 AC_TRY_LINK([#include <math.h>], [
 474         int f = isinf (1);
 475 ], [
 476         AC_MSG_RESULT(yes)
 477         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 478 ], [
 479         # We'll have to use signals
 480         AC_MSG_RESULT(no)
 481 ])
 482
 483 # for Linux statfs support
 484 AC_CHECK_HEADERS(linux/magic.h)
 485
 486 # not 64 bit clean in cross-compile
 487 AC_CHECK_SIZEOF(void *, 4)
 488
 489 WARN=''
 490 if test x"$GCC" = xyes; then
 491         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch-enum'
 492                 # The runtime code does not respect ANSI C strict aliasing rules
 493                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 494
 495                 ORIG_CFLAGS=$CFLAGS
 496                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 497                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 498                 AC_TRY_COMPILE([],[
 499                                 return 0;
 500                 ], [
 501                    AC_MSG_RESULT(yes)
 502                 ], [
 503                    AC_MSG_RESULT(no)
 504                    CFLAGS=$ORIG_CFLAGS
 505                 ])
 506
 507                 ORIG_CFLAGS=$CFLAGS
 508                 # Check for the normal version, since gcc ignores unknown -Wno options
 509                 CFLAGS="$CFLAGS -Wunused-but-set-variable"
 510                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 511                 AC_TRY_COMPILE([],[
 512                                 return 0;
 513                 ], [
 514                    AC_MSG_RESULT(yes)
 515                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 516                 ], [
 517                    AC_MSG_RESULT(no)
 518                    CFLAGS=$ORIG_CFLAGS
 519                 ])
 520 else
 521         # The Sun Forte compiler complains about inline functions that access static variables
 522         # so disable all inlining.
 523         case "$host" in
 524         *-*-solaris*)
 525                 CFLAGS="$CFLAGS -Dinline="
 526                 ;;
 527         esac
 528 fi
 529 CFLAGS="$CFLAGS -g $WARN"
 530 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 531
 532 AC_CACHE_CHECK([for clang],
 533         mono_cv_clang,[
 534         AC_TRY_RUN([
 535                 int main () {
 536                         #ifdef __clang__
 537                                 return 0;
 538                         #else
 539                                 return 1;
 540                         #endif
 541                 }
 542         ],
 543         [mono_cv_clang=yes],
 544         [mono_cv_clang=no],
 545         [])
 546 ])
 547
 548 # Where's the 'mcs' source tree?
 549 if test -d $srcdir/mcs; then
 550   mcsdir=mcs
 551 else
 552   mcsdir=../mcs
 553 fi
 554
 555 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 556         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 557                 mcsdir=$with_mcs_path
 558         fi
 559 )
 560
 561 #
 562 # A sanity check to catch cases where the package was unpacked
 563 # with an ancient tar program (Solaris)
 564 #
 565 AC_ARG_ENABLE(solaris-tar-check,
 566 [  --disable-solaris-tar-check    disable solaris tar check],
 567    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 568
 569 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 570         AC_MSG_CHECKING(integrity of package)
 571         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 572         then
 573                 AC_MSG_RESULT(ok)
 574         else
 575                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 576                 AC_MSG_ERROR([$errorm])
 577         fi
 578 fi
 579
 580 if test "x$with_mcs_path" != "x"; then
 581 mcs_topdir=$(cd "$mcsdir" && pwd)
 582 mcs_topdir_from_srcdir=$mcs_topdir
 583 else
 584 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 585 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 586 fi
 587
 588 # Convert mcs_topdir* paths to Windows syntax.
 589 if test x$cross_compiling$host_win32 = xnoyes; then
 590   mcs_topdir=$(cygpath -m $mcs_topdir)
 591   case $mcs_topdir_from_srcdir in
 592     /cygdrive/*)
 593         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 594         ;;
 595   esac
 596 fi
 597
 598 AC_SUBST([mcs_topdir])
 599 AC_SUBST([mcs_topdir_from_srcdir])
 600
 601 # Where's the 'olive' source tree?
 602 if test -d $srcdir/olive; then
 603   olivedir=olive
 604 else
 605   olivedir=../olive
 606 fi
 607
 608 if test -d $srcdir/$olivedir; then
 609 olive_topdir='$(top_srcdir)/'$olivedir
 610 fi
 611
 612 # gettext: prepare the translation directories.
 613 # we do not configure the full gettext, as we consume it dynamically from C#
 614 AM_PO_SUBDIRS
 615
 616 if test "x$USE_NLS" = "xyes"; then
 617    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 618
 619    if test "x$HAVE_MSGFMT" = "xno"; then
 620           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 621    fi
 622 fi
 623
 624 AC_ARG_WITH([libgdiplus],
 625         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 626         [], [with_libgdiplus=installed])
 627
 628 case $with_libgdiplus in
 629 no|installed) libgdiplus_loc= ;;
 630 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 631 /*) libgdiplus_loc=$with_libgdiplus ;;
 632 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 633 esac
 634 AC_SUBST([libgdiplus_loc])
 635
 636 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 637
 638 pkg_config_path=
 639 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 640         if test x$with_crosspkgdir = "x"; then
 641                 if test -s $PKG_CONFIG_PATH; then
 642                         pkg_config_path=$PKG_CONFIG_PATH
 643                 fi
 644         else
 645                 pkg_config_path=$with_crosspkgdir
 646                 PKG_CONFIG_PATH=$pkg_config_path
 647                 export PKG_CONFIG_PATH
 648         fi
 649 )
 650
 651 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 652 AC_CONFIG_SUBDIRS(eglib)
 653
 654 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 655 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 656 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 657 BUILD_GLIB_LIBS="$GLIB_LIBS"
 658 GMODULE_CFLAGS="$GLIB_CFLAGS"
 659 GMODULE_LIBS="$GLIB_LIBS"
 660
 661 AC_SUBST(GLIB_CFLAGS)
 662 AC_SUBST(GLIB_LIBS)
 663 AC_SUBST(GMODULE_CFLAGS)
 664 AC_SUBST(GMODULE_LIBS)
 665 AC_SUBST(BUILD_GLIB_CFLAGS)
 666 AC_SUBST(BUILD_GLIB_LIBS)
 667
 668 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 669
 670 # Enable support for fast thread-local storage
 671 # Some systems have broken support, so we allow to disable it.
 672 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 673
 674 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 675 # This does not work on some platforms (bug #55253)
 676 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 677
 678 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 679 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 680
 681 if test "x$enable_static" = "xno"; then
 682    with_static_mono=no
 683 fi
 684
 685 if test "x$enable_shared" = "xno"; then
 686    with_shared_mono=no
 687 fi
 688
 689 case $host in
 690 *nacl* ) with_shared_mono=yes;;
 691 esac
 692
 693 if test "x$host_win32" = "xyes"; then
 694    # Boehm GC requires the runtime to be in its own dll
 695    with_static_mono=no
 696 fi
 697
 698 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 699 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 700 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 701
 702 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 703 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 704         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 705         ORIG_CFLAGS=$CFLAGS
 706         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 707         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 708         AC_TRY_COMPILE([], [
 709                 return 0;
 710         ], [
 711            AC_MSG_RESULT(yes)
 712            # Pass it to libgc as well
 713            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 714         ], [
 715            AC_MSG_RESULT(no)
 716            CFLAGS=$ORIG_CFLAGS
 717         ])
 718 fi
 719
 720 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 721 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 722
 723 if test x$enable_small_config = xyes; then
 724         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 725         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 726 fi
 727
 728 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=default)
 729
 730 DISABLED_FEATURES=none
 731
 732 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 733      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 734      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization, assembly_remapping, shared_perfcounters.],
 735 [
 736         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 737                 eval "mono_feature_disable_$feature='yes'"
 738         done
 739         DISABLED_FEATURES=$enable_minimal
 740         disabled="Disabled:      $enable_minimal"
 741 ],[])
 742
 743 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 744
 745 if test "x$mono_feature_disable_aot" = "xyes"; then
 746         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 747         AC_MSG_NOTICE([Disabled AOT compiler])
 748 fi
 749
 750 if test "x$mono_feature_disable_profiler" = "xyes"; then
 751         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 752         AC_MSG_NOTICE([Disabled support for the profiler])
 753 fi
 754 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 755
 756 if test "x$mono_feature_disable_decimal" = "xyes"; then
 757         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 758         AC_MSG_NOTICE([Disabled support for decimal])
 759 fi
 760
 761 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 762         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 763         AC_MSG_NOTICE([Disabled support for P/Invoke])
 764 fi
 765
 766 if test "x$mono_feature_disable_debug" = "xyes"; then
 767         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 768         AC_MSG_NOTICE([Disabled support for runtime debugging])
 769 fi
 770
 771 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 772         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 773         mono_feature_disable_reflection_emit_save=yes
 774         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 775 fi
 776
 777 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 778         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 779         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 780 fi
 781
 782 if test "x$mono_feature_disable_large_code" = "xyes"; then
 783         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 784         AC_MSG_NOTICE([Disabled support for large assemblies])
 785 fi
 786
 787 if test "x$mono_feature_disable_logging" = "xyes"; then
 788         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 789         AC_MSG_NOTICE([Disabled support for logging])
 790 fi
 791
 792 if test "x$mono_feature_disable_com" = "xyes"; then
 793         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 794         AC_MSG_NOTICE([Disabled COM support])
 795 fi
 796
 797 if test "x$mono_feature_disable_ssa" = "xyes"; then
 798         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 799         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 800 fi
 801
 802 if test "x$mono_feature_disable_generics" = "xyes"; then
 803         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 804         AC_MSG_NOTICE([Disabled Generics Support])
 805 fi
 806
 807 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 808         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 809         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 810 fi
 811
 812 if test "x$mono_feature_disable_portability" = "xyes"; then
 813         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 814         AC_MSG_NOTICE([Disabled IO Portability layer])
 815 fi
 816
 817 if test "x$mono_feature_disable_attach" = "xyes"; then
 818         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 819         AC_MSG_NOTICE([Disabled agent attach])
 820 fi
 821
 822 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 823         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 824         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 825 fi
 826
 827 if test "x$mono_feature_disable_verifier" = "xyes"; then
 828         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 829         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 830 fi
 831
 832 if test "x$mono_feature_disable_jit" = "xyes"; then
 833         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 834         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 835 fi
 836
 837 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 838
 839 if test "x$mono_feature_disable_simd" = "xyes"; then
 840         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 841         AC_MSG_NOTICE([Disabled SIMD support])
 842 fi
 843
 844 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 845         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 846         AC_MSG_NOTICE([Disabled Soft Debugger.])
 847 fi
 848
 849 if test "x$mono_feature_disable_normalization" = "xyes"; then
 850         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 851         AC_MSG_NOTICE([Disabled String normalization support.])
 852 fi
 853
 854 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 855         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 856         AC_MSG_NOTICE([Disabled Assembly remapping.])
 857 fi
 858
 859 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 860         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 861         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 862 fi
 863
 864 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
 865 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
 866
 867 AC_MSG_CHECKING(for visibility __attribute__)
 868 AC_COMPILE_IFELSE([
 869         AC_LANG_SOURCE([[
 870                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
 871                 int main () { doit (); return 0; }
 872         ]])
 873 ], [
 874    have_visibility_hidden=yes
 875    AC_MSG_RESULT(yes)
 876 ], [
 877    have_visibility_hidden=no
 878    AC_MSG_RESULT(no)
 879 ])
 880
 881 AC_MSG_CHECKING(for deprecated __attribute__)
 882 AC_TRY_COMPILE([
 883      int doit (void) __attribute__ ((deprecated));
 884      int doit (void) { return 0; }
 885 ], [
 886         return 0;
 887 ], [
 888    have_deprecated=yes
 889    AC_MSG_RESULT(yes)
 890 ], [
 891    have_deprecated=no
 892    AC_MSG_RESULT(no)
 893 ])
 894
 895 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 896 if test x$enable_parallel_mark = xyes; then
 897         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 898 fi
 899
 900 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
 901 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
 902
 903 dnl
 904 dnl Boehm GC configuration
 905 dnl
 906 LIBGC_CPPFLAGS=
 907 LIBGC_LIBS=
 908 LIBGC_STATIC_LIBS=
 909 libgc_dir=
 910 case "x$gc" in
 911         xboehm|xbohem|xyes)
 912                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 913                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 914
 915                 if test "x$found_boehm" != "xyes"; then
 916                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 917                 fi
 918                 if test "x$gc_headers" != "xyes"; then
 919                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 920                 fi
 921
 922                 LIBGC_LIBS="-lgc $libdl"
 923                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 924                 libmono_ldflags="$libmono_ldflags -lgc"
 925                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 926
 927                 # AC_CHECK_FUNCS does not work for some reason...
 928                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 929                 if test "x$found_gcj_malloc" = "xyes"; then
 930                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 931                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 932                         gc_msg="System Boehm with typed GC"
 933                 else
 934                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 935                         gc_msg="System Boehm (without typed GC)"
 936                 fi
 937                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 938                 if test "x$found_gc_enable" = "xyes"; then
 939                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 940                 fi
 941
 942                 # check whether we need to explicitly allow
 943                 # thread registering
 944                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
 945                 if test "x$found_allow_register_threads" = "xyes"; then
 946                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
 947                 fi
 948
 949                 ;;
 950
 951         xincluded)
 952                 use_included_gc=yes
 953                 libgc_dir=libgc
 954
 955                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
 956                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 957                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 958
 959                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 960
 961                 gc_msg="bundled Boehm GC with typed GC"
 962                 if test x$enable_parallel_mark = xyes; then
 963                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 964                         gc_msg="$gc_msg and parallel mark"
 965                 else
 966                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 967                 fi
 968                 ;;
 969
 970         xsgen)
 971                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 972                 ;;
 973
 974         xnone)
 975                 AC_MSG_WARN("Compiling mono without GC.")
 976                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 977                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 978                 ;;
 979         *)
 980                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 981                 ;;
 982 esac
 983
 984 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 985 if test "x$large_heap" = "xyes"; then
 986    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 987 fi
 988
 989 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 990 AC_SUBST(LIBGC_CPPFLAGS)
 991 AC_SUBST(LIBGC_LIBS)
 992 AC_SUBST(LIBGC_STATIC_LIBS)
 993 AC_SUBST(libgc_dir)
 994 AC_SUBST(BOEHM_DEFINES)
 995
 996 dnl
 997 dnl End of libgc checks
 998 dnl
 999
1000 dnl *************************************
1001 dnl *** Checks for zero length arrays ***
1002 dnl *************************************
1003 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1004 AC_TRY_COMPILE([
1005         struct s {
1006                 int  length;
1007                 char data [0];
1008         };
1009 ], [], [
1010         AC_MSG_RESULT(yes)
1011         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1012 ], [
1013         AC_MSG_RESULT(no)
1014         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1015 ])
1016
1017 if test x$target_win32 = xno; then
1018
1019         dnl hires monotonic clock support
1020         AC_SEARCH_LIBS(clock_gettime, rt)
1021
1022         dnl dynamic loader support
1023         AC_CHECK_FUNC(dlopen, DL_LIB="",
1024                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1025         )
1026         if test x$dl_support = xno; then
1027                 AC_MSG_WARN([No dynamic loading support available])
1028         else
1029                 LIBS="$LIBS $DL_LIB"
1030                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1031                 dnl from glib's configure.in
1032                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1033                         mono_cv_uscore,[
1034                         AC_TRY_RUN([#include <dlfcn.h>
1035                         int mono_underscore_test (void) { return 42; }
1036                         int main() {
1037                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1038                           handle = dlopen ((void*)0, 0);
1039                           if (handle) {
1040                             f1 = dlsym (handle, "mono_underscore_test");
1041                             f2 = dlsym (handle, "_mono_underscore_test");
1042                           } return (!f2 || f1);
1043                         }],
1044                                 [mono_cv_uscore=yes],
1045                                 [mono_cv_uscore=no],
1046                         [])
1047                 ])
1048                 if test "x$mono_cv_uscore" = "xyes"; then
1049                         MONO_DL_NEED_USCORE=1
1050                 else
1051                         MONO_DL_NEED_USCORE=0
1052                 fi
1053                 AC_SUBST(MONO_DL_NEED_USCORE)
1054                 AC_CHECK_FUNC(dlerror)
1055         fi
1056
1057         dnl ******************************************************************
1058         dnl *** Checks for the IKVM JNI interface library                  ***
1059         dnl ******************************************************************
1060         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])
1061
1062         ikvm_native_dir=
1063         if test x$with_ikvm_native = xyes; then
1064                 ikvm_native_dir=ikvm-native
1065                 jdk_headers_found="IKVM Native"
1066         fi
1067
1068         AC_SUBST(ikvm_native_dir)
1069
1070         AC_CHECK_HEADERS(execinfo.h)
1071
1072         AC_CHECK_FUNCS(getgrgid_r)
1073         AC_CHECK_FUNCS(getgrnam_r)
1074         AC_CHECK_FUNCS(getpwnam_r)
1075         AC_CHECK_FUNCS(getpwuid_r)
1076         AC_CHECK_FUNCS(getresuid)
1077         AC_CHECK_FUNCS(setresuid)
1078         AC_CHECK_FUNCS(kqueue)
1079         AC_CHECK_FUNCS(backtrace_symbols)
1080         AC_CHECK_FUNCS(mkstemp)
1081         AC_CHECK_FUNCS(mmap)
1082         AC_CHECK_FUNCS(madvise)
1083         AC_CHECK_FUNCS(getrusage)
1084         AC_CHECK_FUNCS(getpriority)
1085         AC_CHECK_FUNCS(setpriority)
1086         AC_CHECK_FUNCS(dl_iterate_phdr)
1087         AC_CHECK_FUNCS(dladdr)
1088         AC_CHECK_FUNCS(sysconf)
1089
1090         AC_CHECK_FUNCS(sched_setaffinity)
1091         AC_CHECK_FUNCS(sched_getcpu)
1092
1093         dnl ****************************************************************
1094         dnl *** Check for sched_setaffinity from glibc versions before   ***
1095         dnl *** 2.3.4. The older versions of the function only take 2    ***
1096         dnl *** parameters, not 3.                                       ***
1097         dnl ***                                                          ***
1098         dnl *** Because the interface change was not made in a minor     ***
1099         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1100         dnl *** won't always indicate the interface sched_affinity has.  ***
1101         dnl ****************************************************************
1102         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1103         AC_TRY_COMPILE([#include <sched.h>], [
1104             int mask = 1;
1105             sched_setaffinity(0, &mask);
1106                         return 0;
1107         ], [
1108                 # Yes, we have it...
1109                 AC_MSG_RESULT(yes)
1110                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1111         ], [
1112                 # We have the new, three-parameter version
1113                 AC_MSG_RESULT(no)
1114         ])
1115
1116
1117         dnl ******************************************************************
1118         dnl *** Check for large file support                               ***
1119         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1120         dnl ******************************************************************
1121
1122         # Check that off_t can represent 2**63 - 1 correctly, working around
1123         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1124         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1125         large_offt=no
1126         AC_DEFUN([LARGE_FILES], [
1127                 large_CPPFLAGS=$CPPFLAGS
1128                 CPPFLAGS="$CPPFLAGS $1"
1129                 AC_TRY_COMPILE([
1130                         #include <sys/types.h>
1131                         #include <limits.h>
1132                 ], [
1133                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1134                         #define COMPILE_TIME_ASSERT(pred) \
1135                                 switch(0){case 0:case pred:;}
1136                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1137                 ], [
1138                         AC_MSG_RESULT(ok)
1139                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1140                         large_CPPFLAGS="$large_CPPFLAGS $1"
1141                         large_offt=yes
1142                 ], [
1143                         AC_MSG_RESULT(no)
1144                 ])
1145                 CPPFLAGS=$large_CPPFLAGS
1146         ])
1147
1148         AC_MSG_CHECKING(if off_t is 64 bits wide)
1149         LARGE_FILES("")
1150         if test $large_offt = no; then
1151                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1152                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1153         fi
1154         if test $large_offt = no; then
1155                 AC_MSG_WARN([No 64 bit file size support available])
1156         fi
1157
1158         dnl *****************************
1159         dnl *** Checks for libsocket  ***
1160         dnl *****************************
1161         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1162
1163         dnl *******************************
1164         dnl *** Checks for MSG_NOSIGNAL ***
1165         dnl *******************************
1166         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1167         AC_TRY_COMPILE([#include <sys/socket.h>], [
1168                 int f = MSG_NOSIGNAL;
1169         ], [
1170                 # Yes, we have it...
1171                 AC_MSG_RESULT(yes)
1172                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1173         ], [
1174                 # We'll have to use signals
1175                 AC_MSG_RESULT(no)
1176         ])
1177
1178         dnl *****************************
1179         dnl *** Checks for SOL_IP     ***
1180         dnl *****************************
1181         AC_MSG_CHECKING(for SOL_IP)
1182         AC_TRY_COMPILE([#include <netdb.h>], [
1183                 int level = SOL_IP;
1184         ], [
1185                 # Yes, we have it...
1186                 AC_MSG_RESULT(yes)
1187                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1188         ], [
1189                 # We'll have to use getprotobyname
1190                 AC_MSG_RESULT(no)
1191         ])
1192
1193         dnl *****************************
1194         dnl *** Checks for SOL_IPV6     ***
1195         dnl *****************************
1196         AC_MSG_CHECKING(for SOL_IPV6)
1197         AC_TRY_COMPILE([#include <netdb.h>], [
1198                 int level = SOL_IPV6;
1199         ], [
1200                 # Yes, we have it...
1201                 AC_MSG_RESULT(yes)
1202                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1203         ], [
1204                 # We'll have to use getprotobyname
1205                 AC_MSG_RESULT(no)
1206         ])
1207
1208         dnl *****************************
1209         dnl *** Checks for SOL_TCP    ***
1210         dnl *****************************
1211         AC_MSG_CHECKING(for SOL_TCP)
1212         AC_TRY_COMPILE([#include <netdb.h>], [
1213                 int level = SOL_TCP;
1214         ], [
1215                 # Yes, we have it...
1216                 AC_MSG_RESULT(yes)
1217                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1218         ], [
1219                 # We'll have to use getprotobyname
1220                 AC_MSG_RESULT(no)
1221         ])
1222
1223         dnl *****************************
1224         dnl *** Checks for IP_PKTINFO ***
1225         dnl *****************************
1226         AC_MSG_CHECKING(for IP_PKTINFO)
1227         AC_TRY_COMPILE([#include <netdb.h>], [
1228                 int level = IP_PKTINFO;
1229         ], [
1230                 # Yes, we have it...
1231                 AC_MSG_RESULT(yes)
1232                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1233         ], [
1234                 AC_MSG_RESULT(no)
1235         ])
1236
1237         dnl *****************************
1238         dnl *** Checks for IPV6_PKTINFO ***
1239         dnl *****************************
1240         AC_MSG_CHECKING(for IPV6_PKTINFO)
1241         AC_TRY_COMPILE([#include <netdb.h>], [
1242                 int level = IPV6_PKTINFO;
1243         ], [
1244                 # Yes, we have it...
1245                 AC_MSG_RESULT(yes)
1246                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1247         ], [
1248                 AC_MSG_RESULT(no)
1249         ])
1250
1251         dnl **********************************
1252         dnl *** Checks for IP_DONTFRAGMENT ***
1253         dnl **********************************
1254         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1255         AC_TRY_COMPILE([#include <netdb.h>], [
1256                 int level = IP_DONTFRAGMENT;
1257         ], [
1258                 # Yes, we have it...
1259                 AC_MSG_RESULT(yes)
1260                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1261         ], [
1262                 AC_MSG_RESULT(no)
1263         ])
1264
1265         dnl **********************************
1266         dnl *** Checks for IP_MTU_DISCOVER ***
1267         dnl **********************************
1268         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1269         AC_TRY_COMPILE([#include <netdb.h>], [
1270                 int level = IP_MTU_DISCOVER;
1271         ], [
1272                 # Yes, we have it...
1273                 AC_MSG_RESULT(yes)
1274                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1275         ], [
1276                 AC_MSG_RESULT(no)
1277         ])
1278
1279         dnl *********************************
1280         dnl *** Check for struct ip_mreqn ***
1281         dnl *********************************
1282         AC_MSG_CHECKING(for struct ip_mreqn)
1283         AC_TRY_COMPILE([#include <netinet/in.h>], [
1284                 struct ip_mreqn mreq;
1285                 mreq.imr_address.s_addr = 0;
1286         ], [
1287                 # Yes, we have it...
1288                 AC_MSG_RESULT(yes)
1289                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1290         ], [
1291                 # We'll just have to try and use struct ip_mreq
1292                 AC_MSG_RESULT(no)
1293                 AC_MSG_CHECKING(for struct ip_mreq)
1294                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1295                         struct ip_mreq mreq;
1296                         mreq.imr_interface.s_addr = 0;
1297                 ], [
1298                         # Yes, we have it...
1299                         AC_MSG_RESULT(yes)
1300                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1301                 ], [
1302                         # No multicast support
1303                         AC_MSG_RESULT(no)
1304                 ])
1305         ])
1306
1307         dnl **********************************
1308         dnl *** Check for gethostbyname2_r ***
1309         dnl **********************************
1310         AC_MSG_CHECKING(for gethostbyname2_r)
1311                 AC_TRY_LINK([#include <netdb.h>], [
1312                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1313         ], [
1314                 # Yes, we have it...
1315                 AC_MSG_RESULT(yes)
1316                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1317         ], [
1318                 AC_MSG_RESULT(no)
1319         ])
1320
1321         dnl *****************************
1322         dnl *** Checks for libnsl     ***
1323         dnl *****************************
1324         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1325
1326         AC_CHECK_FUNCS(inet_pton inet_aton)
1327
1328         dnl ***********************************************
1329         dnl *** Checks for size of sockaddr_un.sun_path ***
1330         dnl ***********************************************
1331         # AC_CHECK_SIZEOF can't cope with struct members :-(
1332         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1333         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1334                 [AC_TRY_RUN([
1335                         #include <sys/types.h>
1336                         #include <stdio.h>
1337                         #include <sys/un.h>
1338
1339                         int main(void) {
1340                                 struct sockaddr_un sock_un;
1341                                 FILE *f=fopen("conftestval", "w");
1342                                 if(!f) exit(1);
1343                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1344                                 exit(0);
1345                         }
1346                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1347                    mono_cv_sizeof_sunpath=0,
1348                    mono_cv_sizeof_sunpath=0)])dnl
1349         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1350         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1351
1352         dnl *****************************
1353         dnl *** Checks for libxnet    ***
1354         dnl *****************************
1355         case "${host}" in
1356                 *solaris* )
1357                         AC_MSG_CHECKING(for Solaris XPG4 support)
1358                         if test -f /usr/lib/libxnet.so; then
1359                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1360                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1361                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1362                                 LIBS="$LIBS -lxnet"
1363                                 AC_MSG_RESULT(yes)
1364                         else
1365                                 AC_MSG_RESULT(no)
1366                         fi
1367
1368                         if test "$GCC" = "yes"; then
1369                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1370                         fi
1371                 ;;
1372         esac
1373
1374         dnl *****************************
1375         dnl *** Checks for libpthread ***
1376         dnl *****************************
1377 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1378 # and libpthread does not exist
1379 #
1380         case "${host}" in
1381                 *-*-*freebsd*)
1382                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1383                 ;;
1384                 *-*-*openbsd*)
1385                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1386                 ;;
1387                 *)
1388                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1389                 ;;
1390         esac
1391         AC_CHECK_HEADERS(pthread.h)
1392         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1393         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1394         AC_CHECK_FUNCS(pthread_kill)
1395         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1396         AC_TRY_COMPILE([ #include <pthread.h>], [
1397                 pthread_mutexattr_t attr;
1398                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1399         ], [
1400                 AC_MSG_RESULT(ok)
1401         ], [
1402                 AC_MSG_RESULT(no)
1403                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1404                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1405         ])
1406         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1407         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1408         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1409
1410         dnl ***********************************
1411         dnl *** Checks for signals
1412         dnl ***********************************
1413         AC_CHECK_HEADERS(signal.h)
1414         AC_CHECK_FUNCS(sigaction)
1415
1416         dnl ***********************************
1417         dnl *** Checks for working __thread ***
1418         dnl ***********************************
1419         AC_MSG_CHECKING(for working __thread)
1420         if test "x$with_tls" != "x__thread"; then
1421                 AC_MSG_RESULT(disabled)
1422         else
1423                 AC_TRY_RUN([
1424                         #include <pthread.h>
1425                         __thread int i;
1426                         static int res1, res2;
1427
1428                         void thread_main (void *arg)
1429                         {
1430                                 i = arg;
1431                                 sleep (1);
1432                                 if (arg == 1)
1433                                         res1 = (i == arg);
1434                                 else
1435                                         res2 = (i == arg);
1436                         }
1437
1438                         int main () {
1439                                 pthread_t t1, t2;
1440
1441                                 i = 5;
1442
1443                                 pthread_create (&t1, NULL, thread_main, 1);
1444                                 pthread_create (&t2, NULL, thread_main, 2);
1445
1446                                 pthread_join (t1, NULL);
1447                                 pthread_join (t2, NULL);
1448
1449                                 return !(res1 + res2 == 2);
1450                         }
1451                 ], [
1452                                 AC_MSG_RESULT(yes)
1453                 ], [
1454                                 AC_MSG_RESULT(no)
1455                                 with_tls=pthread
1456                 ])
1457         fi
1458
1459         dnl **************************************
1460         dnl *** Checks for working sigaltstack ***
1461         dnl **************************************
1462         AC_MSG_CHECKING(for working sigaltstack)
1463         if test "x$with_sigaltstack" != "xyes"; then
1464                 AC_MSG_RESULT(disabled)
1465         else
1466                 AC_TRY_RUN([
1467                         #include <stdio.h>
1468                         #include <stdlib.h>
1469                         #include <unistd.h>
1470                         #include <signal.h>
1471                         #include <pthread.h>
1472                         #include <sys/wait.h>
1473                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1474                         #define SA_STACK SA_ONSTACK
1475                         #endif
1476                         static void
1477                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1478                         {
1479                                 exit (0);
1480                         }
1481
1482                         volatile char*__ptr = NULL;
1483                         static void *
1484                         loop (void *ignored)
1485                         {
1486                                 *__ptr = 0;
1487                                 return NULL;
1488                         }
1489
1490                         static void
1491                         child ()
1492                         {
1493                                 struct sigaction sa;
1494                         #ifdef __APPLE__
1495                                 stack_t sas;
1496                         #else
1497                                 struct sigaltstack sas;
1498                         #endif
1499                                 pthread_t id;
1500                                 pthread_attr_t attr;
1501
1502                                 sa.sa_sigaction = sigsegv_signal_handler;
1503                                 sigemptyset (&sa.sa_mask);
1504                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1505                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1506                                         perror ("sigaction");
1507                                         return;
1508                                 }
1509
1510                                 /* x86 darwin deliver segfaults using SIGBUS */
1511                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1512                                         perror ("sigaction");
1513                                         return;
1514                                 }
1515                                 sas.ss_sp = malloc (SIGSTKSZ);
1516                                 sas.ss_size = SIGSTKSZ;
1517                                 sas.ss_flags = 0;
1518                                 if (sigaltstack (&sas, NULL) == -1) {
1519                                         perror ("sigaltstack");
1520                                         return;
1521                                 }
1522
1523                                 pthread_attr_init (&attr);
1524                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1525                                         printf ("pthread_create\n");
1526                                         return;
1527                                 }
1528
1529                                 sleep (100);
1530                         }
1531
1532                         int
1533                         main ()
1534                         {
1535                                 pid_t son;
1536                                 int status;
1537                                 int i;
1538
1539                                 son = fork ();
1540                                 if (son == -1) {
1541                                         return 1;
1542                                 }
1543
1544                                 if (son == 0) {
1545                                         child ();
1546                                         return 0;
1547                                 }
1548
1549                                 for (i = 0; i < 3; ++i) {
1550                                         sleep (1);
1551                                         waitpid (son, &status, WNOHANG);
1552                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1553                                                 return 0;
1554                                 }
1555
1556                                 kill (son, SIGKILL);
1557                                 return 1;
1558                         }
1559
1560                 ], [
1561                                 AC_MSG_RESULT(yes)
1562                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1563                 ], [
1564                                 with_sigaltstack=no
1565                                 AC_MSG_RESULT(no)
1566                 ])
1567         fi
1568
1569         dnl ********************************
1570         dnl *** Checks for semaphore lib ***
1571         dnl ********************************
1572         # 'Real Time' functions on Solaris
1573         # posix4 on Solaris 2.6
1574         # pthread (first!) on Linux
1575         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1576
1577         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1578         AC_CHECK_FUNCS(shm_open)
1579
1580         dnl ********************************
1581         dnl *** Checks for timezone stuff **
1582         dnl ********************************
1583         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1584                 AC_TRY_COMPILE([
1585                         #include <time.h>
1586                         ], [
1587                         struct tm tm;
1588                         tm.tm_gmtoff = 1;
1589                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1590         if test $ac_cv_struct_tm_gmtoff = yes; then
1591                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1592         else
1593                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1594                         AC_TRY_COMPILE([
1595                                 #include <time.h>
1596                         ], [
1597                                 timezone = 1;
1598                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1599                 if test $ac_cv_var_timezone = yes; then
1600                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1601                 else
1602                         AC_ERROR(unable to find a way to determine timezone)
1603                 fi
1604         fi
1605
1606         dnl *********************************
1607         dnl *** Checks for math functions ***
1608         dnl *********************************
1609         AC_SEARCH_LIBS(sqrtf, m)
1610         if test "x$has_broken_apple_cpp" != "xyes"; then
1611                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1612                         AC_TRY_LINK([#include <math.h>],
1613                         [ finite(0.0); ],
1614                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1615                         AC_MSG_RESULT(no)))
1616         fi
1617         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1618                 AC_TRY_LINK([#include <math.h>],
1619                 [ isfinite(0.0); ],
1620                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1621                 AC_MSG_RESULT(no)))
1622
1623         dnl ****************************************************************
1624         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1625         dnl *** have it in the library (duh))                            ***
1626         dnl ****************************************************************
1627         AC_CHECK_FUNCS(poll)
1628
1629         dnl *************************
1630         dnl *** Check for signbit ***
1631         dnl *************************
1632         AC_MSG_CHECKING(for signbit)
1633         AC_TRY_LINK([#include <math.h>], [
1634                 int s = signbit(1.0);
1635         ], [
1636                 AC_MSG_RESULT(yes)
1637                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1638         ], [
1639                 AC_MSG_RESULT(no)
1640         ])
1641
1642         dnl **********************************
1643         dnl *** epoll                      ***
1644         dnl **********************************
1645         AC_CHECK_HEADERS(sys/epoll.h)
1646         haveepoll=no
1647         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1648         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1649                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1650         fi
1651
1652         havekqueue=no
1653         AC_CHECK_FUNCS(kqueue, , AC_MSG_CHECKING(for kqueue in sys/event.h)
1654                 AC_TRY_LINK([#include <sys/event.h>],
1655                 [ kqueue(); ],
1656                 AC_DEFINE(HAVE_KQUEUE, 1, [Have kqueue]) AC_MSG_RESULT(yes),
1657                 AC_MSG_RESULT(no)))
1658         dnl ******************************
1659         dnl *** Checks for SIOCGIFCONF ***
1660         dnl ******************************
1661         AC_CHECK_HEADERS(sys/ioctl.h)
1662         AC_CHECK_HEADERS(net/if.h, [], [],
1663            [
1664            #ifdef HAVE_SYS_TYPES_H
1665            # include <sys/types.h>
1666            #endif
1667            #ifdef HAVE_SYS_SOCKET_H
1668            # include <sys/socket.h>
1669            #endif
1670            ])
1671         AC_MSG_CHECKING(for ifreq)
1672         AC_TRY_COMPILE([
1673                 #include <stdio.h>
1674                 #include <sys/ioctl.h>
1675                 #include <net/if.h>
1676                 ], [
1677                 struct ifconf ifc;
1678                 struct ifreq *ifr;
1679                 void *x;
1680                 ifc.ifc_len = 0;
1681                 ifc.ifc_buf = NULL;
1682                 x = (void *) &ifr->ifr_addr;
1683                 ],[
1684                         AC_MSG_RESULT(yes)
1685                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1686                 ], [
1687                         AC_MSG_RESULT(no)
1688                 ])
1689         dnl **********************************
1690         dnl ***     Checks for sin_len     ***
1691         dnl **********************************
1692         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1693         AC_TRY_COMPILE([
1694                 #include <netinet/in.h>
1695                 ], [
1696                 struct sockaddr_in saddr;
1697                 saddr.sin_len = sizeof (saddr);
1698                 ],[
1699                         AC_MSG_RESULT(yes)
1700                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1701                 ], [
1702                         AC_MSG_RESULT(no)
1703                 ])
1704         dnl **********************************
1705         dnl ***    Checks for sin6_len     ***
1706         dnl **********************************
1707         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1708         AC_TRY_COMPILE([
1709                 #include <netinet/in.h>
1710                 ], [
1711                 struct sockaddr_in6 saddr6;
1712                 saddr6.sin6_len = sizeof (saddr6);
1713                 ],[
1714                         AC_MSG_RESULT(yes)
1715                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1716                 ], [
1717                         AC_MSG_RESULT(no)
1718                 ])
1719         dnl **********************************
1720         dnl *** Check for getifaddrs       ***
1721         dnl **********************************
1722         AC_MSG_CHECKING(for getifaddrs)
1723                 AC_TRY_LINK([
1724                 #include <stdio.h>
1725                 #include <sys/types.h>
1726                 #include <sys/socket.h>
1727                 #include <ifaddrs.h>
1728         ], [
1729                 getifaddrs(NULL);
1730         ], [
1731                 # Yes, we have it...
1732                 AC_MSG_RESULT(yes)
1733                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
1734         ], [
1735                 AC_MSG_RESULT(no)
1736         ])
1737         dnl **********************************
1738         dnl *** Check for if_nametoindex   ***
1739         dnl **********************************
1740         AC_MSG_CHECKING(for if_nametoindex)
1741                 AC_TRY_LINK([
1742                 #include <stdio.h>
1743                 #include <sys/types.h>
1744                 #include <sys/socket.h>
1745                 #include <net/if.h>
1746         ], [
1747                 if_nametoindex(NULL);
1748         ], [
1749                 # Yes, we have it...
1750                 AC_MSG_RESULT(yes)
1751                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
1752         ], [
1753                 AC_MSG_RESULT(no)
1754         ])
1755
1756         dnl **********************************
1757         dnl *** Checks for MonoPosixHelper ***
1758         dnl **********************************
1759         AC_CHECK_HEADERS(checklist.h)
1760         AC_CHECK_HEADERS(pathconf.h)
1761         AC_CHECK_HEADERS(fstab.h)
1762         AC_CHECK_HEADERS(attr/xattr.h)
1763         AC_CHECK_HEADERS(sys/extattr.h)
1764         AC_CHECK_HEADERS(sys/sendfile.h)
1765         AC_CHECK_HEADERS(sys/statvfs.h)
1766         AC_CHECK_HEADERS(sys/statfs.h)
1767         AC_CHECK_HEADERS(sys/vfstab.h)
1768         AC_CHECK_HEADERS(sys/xattr.h)
1769         AC_CHECK_HEADERS(sys/mman.h)
1770         AC_CHECK_HEADERS(sys/param.h)
1771         AC_CHECK_HEADERS(sys/mount.h, [], [],
1772                 [
1773                 #ifdef HAVE_SYS_PARAM_H
1774                 # include <sys/param.h>
1775                 #endif
1776                 ])
1777         AC_CHECK_HEADERS(sys/mount.h)
1778         AC_CHECK_FUNCS(confstr)
1779         AC_CHECK_FUNCS(seekdir telldir)
1780         AC_CHECK_FUNCS(getdomainname)
1781         AC_CHECK_FUNCS(setdomainname)
1782         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1783         AC_CHECK_FUNCS(setgroups)
1784         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1785         AC_CHECK_FUNCS(getfsstat)
1786         AC_CHECK_FUNCS(lutimes futimes)
1787         AC_CHECK_FUNCS(mremap)
1788         AC_CHECK_FUNCS(remap_file_pages)
1789         AC_CHECK_FUNCS(posix_fadvise)
1790         AC_CHECK_FUNCS(posix_fallocate)
1791         AC_CHECK_FUNCS(posix_madvise)
1792         AC_CHECK_FUNCS(vsnprintf)
1793         AC_CHECK_FUNCS(sendfile)
1794         AC_CHECK_FUNCS(gethostid sethostid)
1795         AC_CHECK_FUNCS(sethostname)
1796         AC_CHECK_FUNCS(statfs)
1797         AC_CHECK_FUNCS(fstatfs)
1798         AC_CHECK_FUNCS(statvfs)
1799         AC_CHECK_FUNCS(fstatvfs)
1800         AC_CHECK_FUNCS(stime)
1801         AC_CHECK_FUNCS(strerror_r)
1802         AC_CHECK_FUNCS(ttyname_r)
1803         AC_CHECK_FUNCS(psignal)
1804         AC_CHECK_FUNCS(getlogin_r)
1805         AC_CHECK_FUNCS(lockf)
1806         AC_CHECK_FUNCS(swab)
1807         AC_CHECK_FUNCS(setusershell endusershell)
1808         AC_CHECK_SIZEOF(size_t)
1809         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1810                 [#include <sys/types.h>
1811                  #include <sys/stat.h>
1812                  #include <unistd.h>])
1813         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1814                 [#include <sys/types.h>
1815                  #include <sys/stat.h>
1816                  #include <unistd.h>])
1817         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1818                 [#include <sys/time.h>])
1819         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1820                 [#include <unistd.h>
1821                  #include <fcntl.h>])
1822         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1823                 [#include <sys/poll.h>])
1824         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1825                 [#include <sys/types.h>
1826                  #include <sys/stat.h>
1827                  #include <unistd.h>])
1828         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1829                 [#include <time.h>])
1830         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1831                 [#include <sys/time.h>
1832                  #include <sys/types.h>
1833                  #include <utime.h>])
1834         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1835                 [#include <sys/time.h>])
1836         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1837                 [#include <sys/types.h>
1838                  #include <utime.h>])
1839         AC_CHECK_MEMBERS(
1840                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1841                 [#include <sys/types.h>
1842                  #include <dirent.h>])
1843         AC_CHECK_MEMBERS(
1844                 [struct passwd.pw_gecos],,,
1845                 [#include <sys/types.h>
1846                  #include <pwd.h>])
1847         AC_CHECK_MEMBERS(
1848                 [struct statfs.f_flags],,,
1849                 [#include <sys/types.h>
1850                  #include <sys/vfs.h>])
1851
1852         dnl Favour xattr through glibc, but use libattr if we have to
1853         AC_CHECK_FUNC(lsetxattr, ,
1854                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1855         )
1856         AC_SUBST(XATTR_LIB)
1857
1858         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1859         AC_CHECK_MEMBERS(
1860                 [struct kinfo_proc.kp_proc],,,
1861                 [#include <sys/types.h>
1862                  #include <sys/param.h>
1863                  #include <sys/sysctl.h>
1864                  #include <sys/proc.h>
1865                  ])
1866
1867         dnl *********************************
1868         dnl *** Checks for Windows compilation ***
1869         dnl *********************************
1870         AC_CHECK_HEADERS(sys/time.h)
1871         AC_CHECK_HEADERS(sys/param.h)
1872         AC_CHECK_HEADERS(dirent.h)
1873
1874         dnl *********************************
1875         dnl *** Check for Console 2.0 I/O ***
1876         dnl *********************************
1877         AC_CHECK_HEADERS([curses.h])
1878         AC_CHECK_HEADERS([term.h], [], [],
1879         [#if HAVE_CURSES_H
1880          #include <curses.h>
1881          #endif
1882         ])
1883         AC_CHECK_HEADERS([termios.h])
1884
1885         dnl * This is provided in io-layer, but on windows it's only available
1886         dnl * on xp+
1887         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1888 else
1889         dnl *********************************
1890         dnl *** Checks for Windows compilation ***
1891         dnl *********************************
1892         AC_CHECK_HEADERS(winternl.h)
1893
1894         jdk_headers_found=no
1895         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1896         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1897         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1898         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1899         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1900         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1901         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1902
1903         dnl *********************************
1904         dnl *** Check for struct ip_mreqn ***
1905         dnl *********************************
1906         AC_MSG_CHECKING(for struct ip_mreqn)
1907         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1908                 struct ip_mreqn mreq;
1909                 mreq.imr_address.s_addr = 0;
1910         ], [
1911                 # Yes, we have it...
1912                 AC_MSG_RESULT(yes)
1913                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1914         ], [
1915                 # We'll just have to try and use struct ip_mreq
1916                 AC_MSG_RESULT(no)
1917                 AC_MSG_CHECKING(for struct ip_mreq)
1918                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1919                         struct ip_mreq mreq;
1920                         mreq.imr_interface.s_addr = 0;
1921                 ], [
1922                         # Yes, we have it...
1923                         AC_MSG_RESULT(yes)
1924                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1925                 ], [
1926                         # No multicast support
1927                         AC_MSG_RESULT(no)
1928                 ])
1929         ])
1930         AC_CHECK_FUNCS(GetProcessId)
1931 fi
1932
1933 dnl socklen_t check
1934 AC_MSG_CHECKING(for socklen_t)
1935 AC_TRY_COMPILE([
1936 #include <sys/types.h>
1937 #include <sys/socket.h>
1938 ],[
1939   socklen_t foo;
1940 ],[
1941 ac_cv_c_socklen_t=yes
1942         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1943         AC_MSG_RESULT(yes)
1944 ],[
1945         AC_MSG_RESULT(no)
1946 ])
1947
1948 AC_MSG_CHECKING(for array element initializer support)
1949 AC_TRY_COMPILE([#include <sys/socket.h>], [
1950         const int array[] = {[1] = 2,};
1951 ], [
1952         # Yes, we have it...
1953         AC_MSG_RESULT(yes)
1954         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1955 ], [
1956         # We'll have to use signals
1957         AC_MSG_RESULT(no)
1958 ])
1959
1960 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1961         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1962         AC_TRY_LINK([#include <math.h>],
1963         [ static void *p = &trunc; ],
1964         [
1965                 AC_DEFINE(HAVE_TRUNC)
1966                 AC_MSG_RESULT(yes)
1967                 ac_cv_trunc=yes
1968         ],
1969         AC_MSG_RESULT(no)))
1970
1971 if test "x$ac_cv_truncl" != "xyes"; then
1972    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1973 fi
1974
1975 AC_CHECK_FUNCS(round)
1976 AC_CHECK_FUNCS(rint)
1977 AC_CHECK_FUNCS(execvp)
1978
1979 dnl ****************************
1980 dnl *** Look for /dev/random ***
1981 dnl ****************************
1982
1983 AC_MSG_CHECKING([if usage of random device is requested])
1984 AC_ARG_ENABLE(dev-random,
1985 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1986 try_dev_random=$enableval, try_dev_random=yes)
1987
1988 AC_MSG_RESULT($try_dev_random)
1989
1990 case "{$build}" in
1991     *-openbsd*)
1992     NAME_DEV_RANDOM="/dev/srandom"
1993     ;;
1994
1995 dnl Win32 does not have /dev/random, they have their own method...
1996
1997     *-mingw*|*-*-cygwin*)
1998     ac_cv_have_dev_random=no
1999     ;;
2000
2001 dnl Everywhere else, it's /dev/random
2002
2003     *)
2004     NAME_DEV_RANDOM="/dev/random"
2005     ;;
2006 esac
2007
2008 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2009
2010 dnl Now check if the device actually exists
2011
2012 if test "x$try_dev_random" = "xyes"; then
2013     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2014     [if test -r "$NAME_DEV_RANDOM" ; then
2015         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2016     if test "x$ac_cv_have_dev_random" = "xyes"; then
2017         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2018     fi
2019 else
2020     AC_MSG_CHECKING(for random device)
2021     ac_cv_have_dev_random=no
2022     AC_MSG_RESULT(has been disabled)
2023 fi
2024
2025 if test "x$host_win32" = "xyes"; then
2026     AC_DEFINE(HAVE_CRYPT_RNG)
2027 fi
2028
2029 if test "x$ac_cv_have_dev_random" = "xno" \
2030     && test "x$host_win32" = "xno"; then
2031     AC_MSG_WARN([[
2032 ***
2033 *** A system-provided entropy source was not found on this system.
2034 *** Because of this, the System.Security.Cryptography random number generator
2035 *** will throw a NotImplemented exception.
2036 ***
2037 *** If you are seeing this message, and you know your system DOES have an
2038 *** entropy collection in place, please contact <crichton@gimp.org> and
2039 *** provide information about the system and how to access the random device.
2040 ***
2041 *** Otherwise you can install either egd or prngd and set the environment
2042 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2043 ***]])
2044 fi
2045
2046 AC_MSG_CHECKING([if inter-process shared handles are requested])
2047 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2048 AC_MSG_RESULT($try_shared_handles)
2049 if test "x$try_shared_handles" != "xyes"; then
2050         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2051         AC_SUBST(DISABLE_SHARED_HANDLES)
2052 fi
2053
2054 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2055
2056 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2057 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2058
2059 AC_MSG_CHECKING([if big-arrays are to be enabled])
2060 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2061 if test "x$enable_big_arrays" = "xyes" ; then
2062     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2063         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2064     else
2065         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2066     fi
2067 fi
2068 AC_MSG_RESULT($enable_big_arrays)
2069
2070 dnl **************
2071 dnl *** DTRACE ***
2072 dnl **************
2073
2074 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2075
2076 if test "x$enable_dtrace" = "xyes"; then
2077    if test "x$has_dtrace" = "xno"; then
2078           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2079    fi
2080    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2081    if test "x$DTRACE" = "xno"; then
2082           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2083           enable_dtrace=no
2084    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2085           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2086           enable_dtrace=no
2087    fi
2088 fi
2089
2090 dtrace_g=no
2091 if test "x$enable_dtrace" = "xyes"; then
2092         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2093         DTRACEFLAGS=
2094         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2095                 case "$host" in
2096                         powerpc-*-darwin*)
2097                         DTRACEFLAGS="-arch ppc64"
2098                         ;;
2099                         i*86-*-darwin*)
2100                         DTRACEFLAGS="-arch x86_64"
2101                         ;;
2102                         *)
2103                         DTRACEFLAGS=-64
2104                         ;;
2105                 esac
2106         else
2107                 case "$host" in
2108                         powerpc-*-darwin*)
2109                         DTRACEFLAGS="-arch ppc"
2110                         ;;
2111                         i*86-*-darwin*)
2112                         DTRACEFLAGS="-arch i386"
2113                         ;;
2114                         *)
2115                         DTRACEFLAGS=-32
2116                         ;;
2117                 esac
2118         fi
2119         AC_SUBST(DTRACEFLAGS)
2120         case "$host" in
2121                 *-*-solaris*)
2122                 dtrace_g=yes
2123                 ;;
2124         esac
2125         AC_CHECK_HEADERS([sys/sdt.h])
2126 fi
2127 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2128 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2129
2130 dnl **************
2131 dnl ***  NaCl  ***
2132 dnl **************
2133
2134 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2135 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2136
2137 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2138 if test "x$enable_nacl_codegen" = "xyes"; then
2139    MONO_NACL_ALIGN_MASK_OFF=1
2140    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2141    AC_DEFINE(TARGET_NACL, 1, [...])
2142 else
2143    MONO_NACL_ALIGN_MASK_OFF=0
2144    CPPFLAGS="$CPPFLAGS -D__default_codegen__"
2145 fi
2146 if test "x$enable_nacl_gc" = "xyes"; then
2147    CPPFLAGS="$CPPFLAGS -finstrument-for-thread-suspension -D__native_client_gc__"
2148 fi
2149 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2150
2151 dnl **************
2152 dnl ***  LLVM  ***
2153 dnl **************
2154
2155 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2156 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2157
2158 if test "x$enable_llvm" = "xyes"; then
2159    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2160    if test "x$LLVM_CONFIG" = "xno"; then
2161           AC_MSG_ERROR([llvm-config not found.])
2162    fi
2163
2164    # The output of --cflags seems to include optimizations flags too
2165    LLVM_CFLAGS=`$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'`
2166    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2167    # from LLVM classes.
2168    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2169    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2170    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit x86codegen`
2171    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2172
2173    # Should be something like '2.6' or '2.7svn'
2174    llvm_version=`$LLVM_CONFIG --version`
2175    major_version=`echo $llvm_version | cut -c 1`
2176    minor_version=`echo $llvm_version | cut -c 3`
2177    AC_MSG_CHECKING(LLVM version)
2178    AC_MSG_RESULT($llvm_version)
2179    if echo $llvm_version | grep -q 'mono'; then
2180           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2181           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2182    else
2183           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.])
2184    fi
2185
2186    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2187    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2188    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2189
2190    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2191    # llvm's config.h
2192    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2193
2194    AC_SUBST(LLVM_CFLAGS)
2195    AC_SUBST(LLVM_CXXFLAGS)
2196    AC_SUBST(LLVM_LIBS)
2197    AC_SUBST(LLVM_LDFLAGS)
2198    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2199 fi
2200
2201 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2202 if test "x$enable_loadedllvm" = "xyes"; then
2203    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2204 fi
2205 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2206
2207 TARGET="unknown"
2208 ACCESS_UNALIGNED="yes"
2209
2210 JIT_SUPPORTED=no
2211 INTERP_SUPPORTED=no
2212 LIBC="libc.so.6"
2213 INTL="libc.so.6"
2214 SQLITE="libsqlite.so.0"
2215 SQLITE3="libsqlite3.so.0"
2216 X11="libX11.so"
2217
2218 sizeof_register="SIZEOF_VOID_P"
2219
2220 jit_wanted=true
2221 interp_wanted=false
2222 sgen_supported=false
2223 case "$host" in
2224 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2225 #               TARGET=MIPS;
2226 #               ACCESS_UNALIGNED="no"
2227 #               ;;
2228         mips*)
2229                 TARGET=MIPS;
2230                 arch_target=mips;
2231                 sgen_supported=true
2232                 ACCESS_UNALIGNED="no"
2233                 JIT_SUPPORTED=yes
2234
2235                 AC_MSG_CHECKING(for mips n32)
2236                 AC_TRY_COMPILE([],[
2237                 #if _MIPS_SIM != _ABIN32
2238                 #error Not mips n32
2239                 #endif
2240                 return 0;
2241                 ],[
2242                 AC_MSG_RESULT(yes)
2243                 sizeof_register=8
2244                 ],[
2245                 AC_MSG_RESULT(no)
2246                 ])
2247                 ;;
2248         i*86-*-*)
2249                 TARGET=X86;
2250                 arch_target=x86;
2251                 JIT_SUPPORTED=yes
2252                 case $host_os in
2253                   solaris*)
2254                         LIBC="libc.so"
2255                         INTL="libintl.so"
2256                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2257                                 TARGET=AMD64
2258                                 arch_target=amd64
2259                         fi
2260
2261                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2262                         # int astruct __attribute__ ((visibility ("hidden")));
2263                         # void foo ()
2264                         # {
2265                         #       void *p = &astruct;
2266                         # }
2267                         # gcc -fPIC --shared -o libfoo.so foo.c
2268                         # yields:
2269                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2270                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2271                         have_visibility_hidden=no
2272                         sgen_supported=true
2273                         ;;
2274                   cygwin*)
2275                         sgen_supported=true
2276                         have_visibility_hidden=no
2277                         ;;
2278                   haiku*)
2279                         LIBC=libroot.so
2280                         ;;
2281                   linux*)
2282                         sgen_supported=true
2283                         AOT_SUPPORTED="yes"
2284                         ;;
2285                   darwin*)
2286                         sgen_supported=true
2287                         AOT_SUPPORTED="yes"
2288                         ;;
2289                   darwin*|openbsd*|freebsd*)
2290                         sgen_supported=true
2291                         ;;
2292                 esac
2293                 ;;
2294         x86_64-*-* | amd64-*-*)
2295                 TARGET=AMD64;
2296                 arch_target=amd64;
2297                 JIT_SUPPORTED=yes
2298                 case $host_os in
2299                   linux*)
2300                         sgen_supported=true
2301                         AOT_SUPPORTED="yes"
2302                         ;;
2303                   darwin*|openbsd*|freebsd*)
2304                         sgen_supported=true
2305                         ;;
2306                 esac
2307                 case "$host" in
2308                         x86_64-*-nacl*)
2309                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2310                                 sizeof_register=8
2311                                 ;;
2312                 esac
2313                 ;;
2314         ia64-*-*)
2315                 TARGET=IA64
2316                 arch_target=ia64
2317                 ACCESS_UNALIGNED="no"
2318                 JIT_SUPPORTED=yes
2319                 LIBC="libc.so.6.1"
2320                 INTL="libc.so.6.1"
2321                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2322                 libmono_ldflags="-lunwind"
2323                 ;;
2324         sparc*-*-*)
2325                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2326                    TARGET=SPARC64
2327                 else
2328                         TARGET=SPARC
2329                 fi
2330                 arch_target=sparc;
2331                 JIT_SUPPORTED=yes
2332                 ACCESS_UNALIGNED="no"
2333                 case $host_os in
2334                   linux*) ;;
2335                   *)
2336                         LIBC="libc.so"
2337                         INTL="libintl.so"
2338                 esac
2339                 if test x"$GCC" = xyes; then
2340                         # We don't support v8 cpus
2341                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2342                 fi
2343                 if test x"$AR" = xfalse; then
2344                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2345                 fi
2346                 sgen_supported=true
2347                 ;;
2348        alpha*-*-linux* | alpha*-*-osf*)
2349                 TARGET=ALPHA;
2350                 ACCESS_UNALIGNED="no"
2351                 JIT_SUPPORTED=yes
2352                 arch_target=alpha;
2353                 CFLAGS="$CFLAGS -mieee -O0"
2354                 case $host_os in
2355                   linux*)
2356                         LIBC="libc.so.6.1"
2357                         INTL="libc.so.6.1"
2358                 esac
2359                ;;
2360         *-mingw*|*-*-cygwin*)
2361                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2362                 have_visibility_hidden=no
2363                 INTL="intl"
2364                 ;;
2365         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2366                 TARGET=HPPA;
2367                 arch_target=hppa;
2368                 LIBC="libc.sl"
2369                 ACCESS_UNALIGNED="no"
2370                 INTERP_SUPPORTED=yes
2371                 interp_wanted=true
2372                 ;;
2373         hppa*linux*)
2374                 TARGET=HPPA;
2375                 arch_target=hppa;
2376                 ACCESS_UNALIGNED="no"
2377                 JIT_SUPPORTED=yes
2378                 ;;
2379         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2380         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2381                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2382                         TARGET=POWERPC64;
2383                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2384                         CFLAGS="$CFLAGS -mminimal-toc"
2385                 else
2386                         TARGET=POWERPC;
2387                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2388                 fi
2389                 arch_target=ppc;
2390                 JIT_SUPPORTED=yes
2391                 case $host_os in
2392                   linux*|darwin*)
2393                         sgen_supported=true
2394                         ;;
2395                 esac
2396                 ;;
2397         arm*-darwin*)
2398                 TARGET=ARM;
2399                 arch_target=arm;
2400                 ACCESS_UNALIGNED="no"
2401                 JIT_SUPPORTED=yes
2402                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2403                 # libgc's gc_locks.h depends on this
2404             NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2405                 sgen_supported=true
2406                 ;;
2407         arm*-linux*)
2408                 TARGET=ARM;
2409                 arch_target=arm;
2410                 ACCESS_UNALIGNED="no"
2411                 JIT_SUPPORTED=yes
2412                 sgen_supported=true
2413                 AOT_SUPPORTED="yes"
2414                 ;;
2415         s390-*-linux*)
2416                 TARGET=S390;
2417                 arch_target=s390;
2418                 ACCESS_UNALIGNED="yes"
2419                 JIT_SUPPORTED=yes
2420                 sgen_supported=true
2421                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2422                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2423                 ;;
2424         s390x-*-linux*)
2425                 TARGET=S390x;
2426                 arch_target=s390x;
2427                 ACCESS_UNALIGNED="yes"
2428                 JIT_SUPPORTED=yes
2429                 sgen_supported=true
2430                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2431                 ;;
2432 esac
2433
2434 HOST=$TARGET
2435
2436 if test "x$host" != "x$target"; then
2437    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2438    enable_mcs_build=no
2439    case "$target" in
2440    powerpc64-ps3-linux-gnu)
2441                 TARGET=POWERPC64
2442                 arch_target=powerpc64
2443                 AC_DEFINE(TARGET_PS3, 1, [...])
2444                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2445                 # uses this define
2446                 AC_DEFINE(__mono_ppc64__, 1, [...])
2447                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2448                 sizeof_register=8
2449                 target_byte_order=G_BIG_ENDIAN
2450                 ;;
2451
2452    powerpc64-xbox360-linux-gnu)
2453                 TARGET=POWERPC64
2454                 arch_target=powerpc64
2455                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2456                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2457                 # uses this define
2458                 sizeof_register=8
2459                 target_byte_order=G_BIG_ENDIAN
2460                 ;;
2461    x86_64-*-nacl)
2462                 TARGET=AMD64
2463                 arch_target=amd64
2464                 AC_DEFINE(TARGET_AMD64, 1, [...])
2465                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2466                 sizeof_register=8
2467                 ;;
2468    *-*-nacl)
2469                 TARGET=X86
2470                 arch_target=x86
2471                 AC_DEFINE(TARGET_X86, 1, [...])
2472                 sizeof_register=4
2473                 ;;
2474    arm*-unknown-linux-gnueabi*)
2475                 TARGET=ARM;
2476                 arch_target=arm;
2477                 AC_DEFINE(TARGET_ARM, 1, [...])
2478                 ACCESS_UNALIGNED="no"
2479                 JIT_SUPPORTED=yes
2480                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2481                 jit_wanted=true
2482                 # Can't use tls, since it depends on the runtime detection of tls offsets
2483                 # in mono-compiler.h
2484                 with_tls=pthread
2485                 target_mach=no
2486                 case "$target" in
2487                 armv7l-unknown-linux-gnueabi*)
2488                         # TEGRA
2489                         CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1"
2490                         ;;
2491                 armv5-*-linux-androideabi*)
2492                         AC_DEFINE(TARGET_ANDROID, 1, [...])
2493                         CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE"
2494                         ;;
2495                 esac
2496                 ;;
2497         *)
2498                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2499         esac
2500 fi
2501
2502 # FIXME: Define the others as well
2503 case "$TARGET" in
2504 X86)
2505         AC_DEFINE(TARGET_X86, 1, [...])
2506         ;;
2507 AMD64)
2508         AC_DEFINE(TARGET_AMD64, 1, [...])
2509         ;;
2510 ARM)
2511         AC_DEFINE(TARGET_ARM, 1, [...])
2512         ;;
2513 POWERPC)
2514         AC_DEFINE(TARGET_POWERPC, 1, [...])
2515         ;;
2516 POWERPC64)
2517         AC_DEFINE(TARGET_POWERPC, 1, [...])
2518         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2519         ;;
2520 S390x)
2521         AC_DEFINE(TARGET_S390X, 1, [...])
2522         ;;
2523 MIPS)
2524         AC_DEFINE(TARGET_MIPS, 1, [...])
2525         ;;
2526 esac
2527
2528 if test "x$target_mach" = "xyes"; then
2529    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
2530 fi
2531
2532 if test "x$sizeof_register" = "x4"; then
2533    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2534 elif test "x$sizeof_register" = "x8"; then
2535    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2536 else
2537    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2538 fi
2539
2540 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2541    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2542 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2543    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2544 else
2545    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2546 fi
2547
2548 if test "x$have_visibility_hidden" = "xyes"; then
2549    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2550 fi
2551
2552 if test "x$have_deprecated" = "xyes"; then
2553    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2554 fi
2555
2556 dnl
2557 dnl Simple Generational checks (sgen)
2558 dnl
2559 if $sgen_supported; then
2560    build_sgen_default=yes
2561 else
2562    build_sgen_default=no
2563 fi
2564 SGEN_DEFINES=
2565 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2566 if test x$buildsgen = xyes; then
2567    if $sgen_supported; then
2568        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2569        gc_msg="sgen and $gc_msg"
2570    else
2571        buildsgen=no
2572        AC_MSG_WARN("Sgen is not supported on this platform")
2573    fi
2574 fi
2575 AC_SUBST(SGEN_DEFINES)
2576 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2577
2578 USEJIT=false
2579 if test x$JIT_SUPPORTED = xyes; then
2580    if $jit_wanted; then
2581       USEJIT=true
2582       jit_status="Building and using the JIT"
2583    else
2584       if $interp_wanted; then
2585          jit_status="Building the JIT, defaulting to the interpreter"
2586       else
2587          AC_ERROR(No JIT or interpreter support available or selected.)
2588       fi
2589    fi
2590 else
2591    if test x$interp_wanted = xtrue; then
2592       jit_status="interpreter"
2593    else
2594       AC_ERROR(No JIT or interpreter support available or selected.)
2595    fi
2596 fi
2597
2598 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2599
2600 libsuffix=".so"
2601
2602 case "$host" in
2603      *-*-darwin*)
2604         libsuffix=".dylib"
2605         LIBC="libc.dylib"
2606         INTL="libintl.dylib"
2607         SQLITE="libsqlite.0.dylib"
2608         SQLITE3="libsqlite3.0.dylib"
2609         X11="libX11.dylib"
2610         ;;
2611      *-*-*netbsd*)
2612         LIBC="libc.so.12"
2613         INTL="libintl.so.0"
2614         ;;
2615     *-*-*freebsd*)
2616         LIBC="libc.so"
2617         INTL="libintl.so"
2618         SQLITE="libsqlite.so"
2619         SQLITE3="libsqlite3.so"
2620         ;;
2621     *-*-*openbsd*)
2622         LIBC="libc.so"
2623         INTL="libintl.so"
2624         SQLITE="libsqlite.so"
2625         SQLITE3="libsqlite3.so"
2626         ;;
2627     *-*-*linux*)
2628         AC_PATH_X
2629         AC_MSG_CHECKING(for the soname of libX11.so)
2630         for i in $x_libraries /usr/lib /usr/lib64; do
2631                 for r in 4 5 6; do
2632                         if test -f $i/libX11.so.$r; then
2633                                 X11=libX11.so.$r
2634                                 AC_MSG_RESULT($X11)
2635                         fi
2636                 done
2637         done
2638
2639         if test "x$X11" = "xlibX11.so"; then
2640                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? Assuming libX11.so.6...]);
2641                 X11=libX11.so.6
2642         fi
2643         ;;
2644 esac
2645
2646
2647 AC_SUBST(libsuffix)
2648
2649 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2650         if test "x$with_tls" = "x__thread"; then
2651                 #
2652                 # On some linux distributions, TLS works in executables, but linking
2653                 # against a shared library containing TLS fails with:
2654                 # undefined reference to `__tls_get_addr'
2655                 #
2656                 rm -f conftest.c conftest.so conftest
2657                 echo "static __thread int foo; int main () { foo = 5; return 0; }" > conftest.c
2658                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2659                 $CC -o conftest conftest.so > /dev/null 2>&1
2660                 if test ! -f conftest; then
2661                    AC_MSG_WARN([Disabling usage of __thread.]);
2662                    with_tls=pthread
2663                 fi
2664                 rm -f conftest.c conftest.so conftest
2665         fi
2666 fi
2667
2668 mono_debugger_supported=no
2669 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2670 if test "x$try_mono_debugger" = "xyes"; then
2671         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA" -o "x$TARGET" = "xS390x"; then
2672                 if test x$use_included_gc = xyes; then
2673                         case "$host" in
2674                         *-*-*linux*)
2675                                 mono_debugger_supported=yes
2676                                 ;;
2677                         *86-apple-darwin*)
2678                                 mono_debugger_supported=yes
2679                                 ;;
2680                         esac
2681                 fi
2682         fi
2683 fi
2684
2685 # disable the debugger entirely when building with moonlight
2686 if test "x$with_moonlight" != "xno"; then
2687         mono_debugger_supported=no
2688 fi
2689
2690 # mdb support for sgen is broken, disable it until further notice.
2691 mono_debugger_supported=no
2692
2693 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2694 if test "x$mono_debugger_supported" = "xyes"; then
2695         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2696         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2697 fi
2698 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2699 AC_MSG_RESULT($mono_debugger_supported)
2700
2701 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
2702 if test "x$icall_symbol_map" = "xyes"; then
2703    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
2704 fi
2705
2706 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
2707 if test "x$icall_export" = "xyes"; then
2708    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
2709 fi
2710
2711 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
2712 if test "x$icall_tables" = "xno"; then
2713    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
2714 fi
2715
2716 if test "x$with_tls" = "x__thread"; then
2717         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2718         # Pass the information to libgc
2719         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2720         AC_MSG_CHECKING(if the tls_model attribute is supported)
2721         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2722                 ], [
2723                         AC_MSG_RESULT(yes)
2724                         # CLANG doesn't support this yet, and it prints warnings about it
2725                         if test "x$mono_cv_clang" = "xno"; then
2726                                 AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2727                         fi
2728                 ], [
2729                         AC_MSG_RESULT(no)
2730         ])
2731 fi
2732
2733 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2734         dnl ******************************************
2735         dnl *** Check to see what FPU is available ***
2736         dnl ******************************************
2737         AC_MSG_CHECKING(which FPU to use)
2738
2739         fpu=NONE
2740         if gcc -v 2>&1 | grep -q -- '--with-float=hard'; then
2741            fpu=VFP_HARD
2742         fi
2743
2744         if test x$fpu = xNONE; then
2745            ORIG_CFLAGS=$CFLAGS
2746            CFLAGS="$CFLAGS -mfpu=vfp -mfloat-abi=softfp"
2747            AC_TRY_RUN([
2748                                 int main () { __asm__ ("faddd   d7, d6, d7"); return 0; }
2749                                 ], fpu=VFP, fpu=NONE)
2750            CFLAGS=$ORIG_CFLAGS
2751         fi
2752
2753         if test x$fpu = xNONE; then
2754                 AC_TRY_COMPILE([], [
2755                         __asm__ ("ldfd f0, [r0]");
2756                         ], fpu=FPA, fpu=NONE)
2757         fi
2758
2759         AC_MSG_RESULT($fpu)
2760         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2761         unset fpu
2762
2763         AC_MSG_CHECKING(for ARMV6)
2764         AC_TRY_RUN([
2765                 int main () { __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory"); return 0; }
2766                         ], armv6=yes, armv6=no)
2767
2768         AC_MSG_RESULT($armv6)
2769         if test ${armv6} = yes; then
2770            AC_DEFINE(HAVE_ARMV6, 1, "Host supports ARMV6 instructions")
2771            # libgc's gc_locks.h depends on this
2772            NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2773         fi
2774 fi
2775
2776 if test ${TARGET} = unknown; then
2777         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2778         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2779 fi
2780
2781 if test ${ACCESS_UNALIGNED} = no; then
2782         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2783 fi
2784
2785 case "x$gc" in
2786         xincluded)
2787                 # Pass CPPFLAGS to libgc configure
2788                 # We should use a separate variable for this to avoid passing useless and
2789                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2790                 # This should be executed late so we pick up the final version of CPPFLAGS
2791                 # The problem with this approach, is that during a reconfigure, the main
2792                 # configure scripts gets invoked with these arguments, so we use separate
2793                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2794                 TMP_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2795                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2796                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2797                 fi
2798                 # Don't pass -finstrument-for-thread-suspension in,
2799                 # if these are instrumented it will be very bad news
2800                 # (infinite recursion, undefined parking behavior, etc)
2801                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
2802                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2803                 AC_CONFIG_SUBDIRS(libgc)
2804                 ;;
2805 esac
2806
2807 AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0/3.5 FX (defaults to yes)],            [], [with_profile2=yes])
2808 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                [], [with_profile4=yes])
2809 AC_ARG_WITH(profile4_5,[  --with-profile4_5=yes,no        If you want to install the 4.5 FX (defaults to yes)],                [], [with_profile4_5=yes])
2810 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid assemblies (defaults to no)],     [], [with_monodroid=no])
2811 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the MonoTouch assemblies (defaults to no)],     [], [with_monotouch=no])
2812 AC_ARG_WITH(mobile,    [  --with-mobile=yes,no            If you want to build the Mobile assemblies (defaults to no)],        [], [with_mobile=no])
2813
2814 OPROFILE=no
2815 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2816         if test x$with_oprofile != xno; then
2817             oprofile_include=$with_oprofile/include
2818             if test ! -f $oprofile_include/opagent.h; then
2819                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2820                 fi
2821             OPROFILE=yes
2822                 OPROFILE_CFLAGS="-I$oprofile_include"
2823             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2824             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2825         fi
2826 ])
2827
2828 MALLOC_MEMPOOLS=no
2829 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2830         if test x$with_malloc_mempools = xyes; then
2831                 MALLOC_MEMPOOLS=yes
2832                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2833         fi
2834 ])
2835
2836
2837 DISABLE_MCS_DOCS=no
2838 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2839         if test x$with_mcs_docs != xyes; then
2840                 DISABLE_MCS_DOCS=yes
2841         fi
2842 ])
2843 if test x$with_profile4 != xyes; then
2844         DISABLE_MCS_DOCS=yes
2845 fi
2846
2847 MOONLIGHT_DEFINES=
2848 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2849         if test x$with_moonlight != xno; then
2850         MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING "
2851         fi
2852 ], [with_moonlight=no])
2853 AC_SUBST(MOONLIGHT_DEFINES)
2854
2855 AC_ARG_WITH(moon_gc, [  --with-moon-gc=boehm,sgen               Select the gc to use with Moonlight (defaults to boehm)],[
2856         if test "x$with_moon_gc" != "xsgen"; then
2857                 with_moon_gc=boehm
2858         fi
2859 ], [with_moon_gc=boehm])
2860
2861 AC_CHECK_HEADER([malloc.h],
2862                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2863                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2864
2865 if test x"$GCC" = xyes; then
2866         # Implicit function declarations are not 64 bit safe
2867         # Do this late, since this causes lots of configure tests to fail
2868         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
2869         # jay has a lot of implicit declarations
2870         JAY_CFLAGS="-Wno-implicit-function-declaration"
2871 fi
2872
2873 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
2874 # instead of libmono-static.a
2875 if test "x$enable_shared" = "xno"; then
2876    LIBMONO_LA=libmini-static.la
2877 else
2878    LIBMONO_LA=libmono-$API_VER.la
2879 fi
2880 AC_SUBST(LIBMONO_LA)
2881
2882 dnl
2883 dnl Consistency settings
2884 dnl
2885 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2886    DISABLE_MCS_DOCS=yes
2887 fi
2888
2889 if test x$DISABLE_MCS_DOCS = xyes; then
2890    docs_dir=""
2891 else
2892    docs_dir=docs
2893 fi
2894 AC_SUBST(docs_dir)
2895
2896 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
2897 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
2898
2899 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2900 AC_SUBST(OPROFILE_CFLAGS)
2901 AC_SUBST(OPROFILE_LIBS)
2902
2903 libmono_ldflags="$libmono_ldflags $LIBS"
2904
2905 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2906 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2907 AM_CONDITIONAL(MOONLIGHT_BOEHM, [test "x$with_moon_gc" = "xboehm"])
2908 AM_CONDITIONAL(MOONLIGHT_SGEN, [test "x$with_moon_gc" = "xsgen"])
2909
2910 AM_CONDITIONAL(INSTALL_2_0, [test "x$with_profile2" = xyes])
2911 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2912 AM_CONDITIONAL(INSTALL_4_5, [test "x$with_profile4_5" = xyes])
2913 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" = xyes])
2914 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2915 AM_CONDITIONAL(INSTALL_MOBILE, [test "x$with_mobile" = xyes])
2916
2917 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2918 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2919 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2920 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2921 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2922 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2923 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2924 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2925 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2926 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2927 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2928 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2929 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2930 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2931 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2932 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2933 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
2934 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
2935 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
2936
2937 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2938 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2939 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2940
2941 AC_SUBST(LIBC)
2942 AC_SUBST(INTL)
2943 AC_SUBST(SQLITE)
2944 AC_SUBST(SQLITE3)
2945 AC_SUBST(X11)
2946 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2947 AC_SUBST(arch_target)
2948 AC_SUBST(CFLAGS)
2949 AC_SUBST(CPPFLAGS)
2950 AC_SUBST(LDFLAGS)
2951
2952 mono_build_root=`pwd`
2953 AC_SUBST(mono_build_root)
2954
2955 if test x$USEJIT = xtrue; then
2956   mono_runtime=mono/mini/mono
2957 else
2958   mono_runtime=mono/interpreter/mint
2959 fi
2960 AC_SUBST(mono_runtime)
2961
2962 mono_cfg_root=$mono_build_root/runtime
2963 if test x$host_win32 = xyes; then
2964   if test "x$cross_compiling" = "xno"; then
2965     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2966   else
2967     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2968   fi
2969 else
2970   mono_cfg_dir=$mono_cfg_root/etc
2971 fi
2972 AC_SUBST(mono_cfg_dir)
2973
2974 AC_CONFIG_FILES([po/mcs/Makefile.in])
2975
2976 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2977 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2978
2979 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2980 [   depth=../../../..
2981     case $srcdir in
2982     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2983     .) reldir=$depth ;;
2984     *) reldir=$depth/$srcdir ;;
2985     esac
2986     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2987     cd runtime/etc/mono/1.0
2988     rm -f machine.config
2989     $LN_S $reldir/data/net_1_1/machine.config machine.config
2990     cd $depth
2991 ],[LN_S='$LN_S'])
2992
2993 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2994 [   depth=../../../..
2995     case $srcdir in
2996     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2997     .) reldir=$depth ;;
2998     *) reldir=$depth/$srcdir ;;
2999     esac
3000     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3001     cd runtime/etc/mono/2.0
3002     rm -f machine.config
3003     $LN_S $reldir/data/net_2_0/machine.config machine.config
3004     cd $depth
3005 ],[LN_S='$LN_S'])
3006
3007 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3008 [   depth=../../../..
3009     case $srcdir in
3010     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3011     .) reldir=$depth ;;
3012     *) reldir=$depth/$srcdir ;;
3013     esac
3014     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3015     cd runtime/etc/mono/2.0
3016     rm -f web.config
3017     $LN_S $reldir/data/net_2_0/web.config web.config
3018     cd $depth
3019 ],[LN_S='$LN_S'])
3020
3021 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3022 [   depth=../../..
3023     case $srcdir in
3024     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3025     .) reldir=$depth ;;
3026     *) reldir=$depth/$srcdir ;;
3027     esac
3028     $ac_aux_dir/install-sh -d runtime/etc/mono/
3029     cd runtime/etc/mono/
3030     rm -f browscap.ini
3031     $LN_S $reldir/data/browscap.ini browscap.ini
3032     cd $depth
3033 ],[LN_S='$LN_S'])
3034
3035 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3036 [   depth=../../../../..
3037     case $srcdir in
3038     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3039     .) reldir=$depth ;;
3040     *) reldir=$depth/$srcdir ;;
3041     esac
3042     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3043     cd runtime/etc/mono/2.0/Browsers
3044     rm -f Compat.browser
3045     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
3046     cd $depth
3047 ],[LN_S='$LN_S'])
3048
3049 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3050 [   depth=../../../..
3051     case $srcdir in
3052     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3053     .) reldir=$depth ;;
3054     *) reldir=$depth/$srcdir ;;
3055     esac
3056     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3057     cd runtime/etc/mono/4.0
3058     rm -f machine.config
3059     $LN_S $reldir/data/net_4_0/machine.config machine.config
3060     cd $depth
3061 ],[LN_S='$LN_S'])
3062
3063 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3064 [   depth=../../../..
3065     case $srcdir in
3066     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3067     .) reldir=$depth ;;
3068     *) reldir=$depth/$srcdir ;;
3069     esac
3070     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3071     cd runtime/etc/mono/4.0
3072     rm -f web.config
3073     $LN_S $reldir/data/net_4_0/web.config web.config
3074     cd $depth
3075 ],[LN_S='$LN_S'])
3076
3077 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3078 [   depth=../../../..
3079     case $srcdir in
3080     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3081     .) reldir=$depth ;;
3082     *) reldir=$depth/$srcdir ;;
3083     esac
3084     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3085     cd runtime/etc/mono/4.5
3086     rm -f machine.config
3087     $LN_S $reldir/data/net_4_5/machine.config machine.config
3088     cd $depth
3089 ],[LN_S='$LN_S'])
3090
3091 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3092 [   depth=../../../..
3093     case $srcdir in
3094     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3095     .) reldir=$depth ;;
3096     *) reldir=$depth/$srcdir ;;
3097     esac
3098     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3099     cd runtime/etc/mono/4.5
3100     rm -f web.config
3101     $LN_S $reldir/data/net_4_5/web.config web.config
3102     cd $depth
3103 ],[LN_S='$LN_S'])
3104
3105 if test x$enable_quiet_build = xyes; then
3106    AC_CONFIG_COMMANDS([quiet],
3107 [  for i in `find mono libgc support -name Makefile`; do
3108            if [ grep -q 'generated by automake' $i ]; then
3109                   $srcdir/scripts/patch-quiet.sh $i;
3110            fi;
3111    done
3112 ], [shell=$SHELL])
3113    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])
3114 fi
3115
3116 AC_OUTPUT([
3117 Makefile
3118 mono-core.spec
3119 mono-uninstalled.pc
3120 scripts/mono-find-provides
3121 scripts/mono-find-requires
3122 mono/Makefile
3123 mono/utils/Makefile
3124 mono/metadata/Makefile
3125 mono/dis/Makefile
3126 mono/cil/Makefile
3127 mono/arch/Makefile
3128 mono/arch/x86/Makefile
3129 mono/arch/amd64/Makefile
3130 mono/arch/hppa/Makefile
3131 mono/arch/ppc/Makefile
3132 mono/arch/sparc/Makefile
3133 mono/arch/s390/Makefile
3134 mono/arch/s390x/Makefile
3135 mono/arch/arm/Makefile
3136 mono/arch/alpha/Makefile
3137 mono/arch/ia64/Makefile
3138 mono/arch/mips/Makefile
3139 mono/interpreter/Makefile
3140 mono/tests/Makefile
3141 mono/tests/tests-config
3142 mono/tests/assemblyresolve/Makefile
3143 mono/tests/cas/Makefile
3144 mono/tests/cas/assembly/Makefile
3145 mono/tests/cas/demand/Makefile
3146 mono/tests/cas/inheritance/Makefile
3147 mono/tests/cas/linkdemand/Makefile
3148 mono/tests/cas/threads/Makefile
3149 mono/benchmark/Makefile
3150 mono/monograph/Makefile
3151 mono/io-layer/Makefile
3152 mono/mini/Makefile
3153 mono/profiler/Makefile
3154 m4/Makefile
3155 ikvm-native/Makefile
3156 scripts/Makefile
3157 man/Makefile
3158 docs/Makefile
3159 data/Makefile
3160 data/net_2_0/Makefile
3161 data/net_4_0/Makefile
3162 data/net_4_5/Makefile
3163 data/net_2_0/Browsers/Makefile
3164 data/mint.pc
3165 data/mono-2.pc
3166 data/monosgen-2.pc
3167 data/mono.pc
3168 data/mono-cairo.pc
3169 data/mono-nunit.pc
3170 data/mono-options.pc
3171 data/mono-lineeditor.pc
3172 data/monodoc.pc
3173 data/mono.web.pc
3174 data/dotnet.pc
3175 data/dotnet35.pc
3176 data/wcf.pc
3177 data/cecil.pc
3178 data/system.web.extensions_1.0.pc
3179 data/system.web.extensions.design_1.0.pc
3180 data/system.web.mvc.pc
3181 data/system.web.mvc2.pc
3182 data/system.web.mvc3.pc
3183 data/aspnetwebstack.pc
3184 samples/Makefile
3185 support/Makefile
3186 data/config
3187 tools/Makefile
3188 tools/locale-builder/Makefile
3189 tools/sgen/Makefile
3190 runtime/Makefile
3191 msvc/Makefile
3192 po/Makefile
3193 ])
3194
3195 # Update all submodules recursively to ensure everything is checked out
3196 $srcdir/scripts/update_submodules
3197
3198 if test x$host_win32 = xyes; then
3199    # Get rid of 'cyg' prefixes in library names
3200    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3201    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3202    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3203    # executable doesn't work...
3204    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3205 fi
3206
3207 (
3208   case $prefix in
3209   NONE) prefix=$ac_default_prefix ;;
3210   esac
3211   case $exec_prefix in
3212   NONE) exec_prefix='${prefix}' ;;
3213   esac
3214
3215   #
3216   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3217   # any existing config.make.  This allows people to share the same source tree
3218   # with different build directories, one native and one cross
3219   #
3220   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3221
3222     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3223
3224     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3225     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3226     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3227     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3228     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3229     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3230     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3231     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3232
3233     case $INSTALL in
3234     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3235     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3236     esac
3237
3238     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3239
3240     export VERSION
3241     [myver=$($AWK 'BEGIN {
3242       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3243       if(length(vsplit [1]) > 4) {
3244         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3245       }
3246       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3247     }')]
3248
3249     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3250
3251     if test x$platform_darwin = xyes; then
3252       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3253     fi
3254
3255         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3256            enable_system_aot=yes
3257         fi
3258
3259         if test "x$enable_loadedllvm" = "xyes"; then
3260            # This seems to fail on the x86 buildbots
3261            enable_system_aot=no
3262         fi
3263
3264     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3265       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3266     fi
3267
3268     if test x$DISABLE_MCS_DOCS = xyes; then
3269       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3270     fi
3271
3272     if test x$with_moonlight != xno; then
3273       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
3274     fi
3275
3276         default_profile=net_2_0
3277     if test -z "$INSTALL_4_0_TRUE"; then :
3278                 default_profile=net_4_0
3279     fi
3280     if test -z "$INSTALL_MONODROID_TRUE"; then :
3281                 default_profile=monodroid
3282     fi
3283     if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3284                 default_profile=monotouch
3285     fi
3286     if test -z "$INSTALL_4_5_TRUE"; then :
3287                 default_profile=net_4_5
3288     fi
3289
3290     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3291
3292     if test "x$test_bcl_opt" = "xyes"; then
3293       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3294     fi
3295
3296   fi
3297
3298   # if we have an olive folder, override the default settings
3299   if test -d $olivedir; then
3300
3301     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3302
3303       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3304
3305       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3306       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3307       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3308       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3309       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3310       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3311     fi
3312   fi
3313
3314 )
3315
3316 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3317
3318 echo "
3319         mcs source:    $mcsdir
3320
3321    Engine:
3322         GC:            $gc_msg
3323         TLS:           $with_tls
3324         SIGALTSTACK:   $with_sigaltstack
3325         Engine:        $jit_status
3326         oprofile:      $OPROFILE
3327         BigArrays:     $enable_big_arrays
3328         DTrace:        $enable_dtrace
3329         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3330
3331    Libraries:
3332         .NET 2.0/3.5:  $with_profile2
3333         .NET 4.0:      $with_profile4
3334         .NET 4.5:      $with_profile4_5
3335         MonoDroid:     $with_monodroid
3336         MonoTouch:     $with_monotouch
3337         Mobile:        $with_mobile
3338         JNI support:   $jdk_headers_found
3339         libgdiplus:    $libgdiplus_msg
3340         zlib:          $zlib_msg
3341         $disabled
3342 "
3343 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3344    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3345 fi