configure.in

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [3.0.1],
   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 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  26
  27 # In case of cygwin, override LN_S, irrespective of what it determines.
  28 # The build uses cygwin, but the actual runtime doesn't.
  29 case $host_os in
  30 *cygwin* ) LN_S='cp -p';;
  31 esac
  32
  33 dnl
  34 dnl libgc checks
  35 dnl
  36
  37 gc_headers=no
  38 gc=included
  39 gc_msg="included Boehm"
  40 use_included_gc=no
  41 libgc_configure_args=
  42
  43 if test -d $srcdir/libgc ; then
  44   gc_default=included
  45 else
  46   gc_default=boehm
  47 fi
  48
  49 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  50 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  51 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  52 CFLAGS_FOR_LIBGC=$CFLAGS
  53 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  54 CFLAGS_FOR_EGLIB=$CFLAGS
  55
  56 #
  57 # These are the flags that need to be stored in the mono.pc file for
  58 # compiling code that will embed Mono
  59 #
  60 libmono_cflags=""
  61 libmono_ldflags=""
  62 AC_SUBST(libmono_cflags)
  63 AC_SUBST(libmono_ldflags)
  64
  65 # Variable to have relocatable .pc files (lib, or lib64)
  66 reloc_libdir=`basename ${libdir}`
  67 AC_SUBST(reloc_libdir)
  68
  69 dnl if linker handles the version script
  70 no_version_script=no
  71
  72 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  73 need_link_unlink=no
  74
  75 # Thread configuration inspired by sleepycat's db
  76 AC_MSG_CHECKING([host platform characteristics])
  77 libgc_threads=no
  78 has_dtrace=no
  79 parallel_mark=yes
  80 ikvm_native=yes
  81
  82 case "$host" in
  83         powerpc*-*-linux*)
  84                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  85                 disable_munmap=yes
  86         ;;
  87 esac
  88
  89 host_win32=no
  90 target_win32=no
  91 platform_android=no
  92 case "$host" in
  93         *-mingw*|*-*-cygwin*)
  94                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
  95                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  96                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  97                 host_win32=yes
  98                 mono_cv_clang=no
  99                 if test "x$cross_compiling" = "xno"; then
 100                         target_win32=yes
 101                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
 102                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
 103                         fi
 104                         #
 105                         # gcc-3/g++-3 are from the gcc-core/gcc-g++ cygwin packages.
 106                         # Other gcc packages will not work:
 107                         # - the gcc-4 packages no longer support -mno-cygwin
 108                         # - the mingw-gcc packages produce executables which depends on a libgcc<...>
 109                         # dll, which means we would have to distribute that file too.
 110                         #
 111                         if test "x$CC" != "x"; then
 112                                 AC_ERROR(Don't set CC. mono can only be compiled with gcc-3 from the 'gcc-core' package)
 113                         fi
 114                         CC="gcc-3.exe -mno-cygwin -g"
 115                         CXX="g++-3.exe -mno-cygwin -g"
 116                         # So libgc configure gets -mno-cygwin
 117                         export CC
 118                         export CXX
 119                         CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -mno-cygwin"
 120                 else
 121                         target_win32=yes
 122                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 123                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 124                 fi
 125                 HOST_CC="gcc"
 126                 # Windows 2000 is required that includes Internet Explorer 5.01
 127                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 128                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 129                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 130                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 131                 libdl=
 132                 libgc_threads=win32
 133                 gc_default=included
 134                 with_sigaltstack=no
 135                 LN_S=cp
 136                 # This forces libgc to use the DllMain based thread registration code on win32
 137                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 138                 ;;
 139         *-*-*netbsd*)
 140                 host_win32=no
 141                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 142                 libmono_cflags="-D_REENTRANT"
 143                 LDFLAGS="$LDFLAGS -pthread"
 144                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 145                 libmono_ldflags="-pthread"
 146                 need_link_unlink=yes
 147                 libdl="-ldl"
 148                 libgc_threads=pthreads
 149                 with_sigaltstack=no
 150                 use_sigposix=yes
 151                 ;;
 152         *-*-*freebsd*)
 153                 host_win32=no
 154                 if test "x$PTHREAD_CFLAGS" = "x"; then
 155                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 156                         libmono_cflags=
 157                 else
 158                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 159                         libmono_cflags="$PTHREAD_CFLAGS"
 160                 fi
 161                 if test "x$PTHREAD_LIBS" = "x"; then
 162                         LDFLAGS="$LDFLAGS -pthread"
 163                         libmono_ldflags="-pthread"
 164                 else
 165                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 166                         libmono_ldflags="$PTHREAD_LIBS"
 167                 fi
 168                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 169                 need_link_unlink=yes
 170                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 171                 libdl=
 172                 libgc_threads=pthreads
 173                 # This doesn't seem to work as of 7.0 on amd64
 174                 with_sigaltstack=no
 175 # TLS is only partially implemented on -CURRENT (compiler support
 176 # but NOT library support)
 177 #
 178                 with_tls=pthread
 179                 use_sigposix=yes
 180                 ;;
 181         *-*-*openbsd*)
 182                 host_win32=no
 183                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 184                 if test "x$disable_munmap" != "xyes"; then
 185                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 186                 fi
 187                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 188                 LDFLAGS="$LDFLAGS -pthread"
 189                 need_link_unlink=yes
 190                 AC_DEFINE(PTHREAD_POINTER_ID)
 191                 libdl=
 192                 gc_default=boehm
 193                 libgc_threads=pthreads
 194                 with_sigaltstack=no
 195                 use_sigposix=yes
 196                 ;;
 197         *-*-linux-android*)
 198                 host_win32=no
 199                 platform_android=yes
 200                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 201                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 202
 203                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 204                 if test "x$disable_munmap" != "xyes"; then
 205                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 206                 fi
 207                 libmono_cflags="-D_REENTRANT"
 208                 libdl="-ldl"
 209                 libgc_threads=pthreads
 210                 use_sigposix=yes
 211
 212                 with_tls=pthread
 213                 with_sigaltstack=no
 214                 with_static_mono=no
 215
 216                 # Android doesn't support boehm, as it's missing <link.h>
 217                 support_boehm=no
 218                 with_gc=sgen
 219
 220                 # isinf(3) requires -lm; see isinf check below
 221                 LDFLAGS="$LDFLAGS -lm"
 222
 223                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 224                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 225                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 226                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 227                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 228
 229                 # to bypass the underscore linker check, can't work when cross-compiling
 230                 mono_cv_uscore=yes
 231                 mono_cv_clang=no
 232                 ;;
 233         *-*-linux*)
 234                 host_win32=no
 235                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 236                 if test "x$disable_munmap" != "xyes"; then
 237                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 238                 fi
 239                 libmono_cflags="-D_REENTRANT"
 240                 libdl="-ldl"
 241                 libgc_threads=pthreads
 242                 use_sigposix=yes
 243                 ;;
 244         *-*-nacl*)
 245                 host_win32=no
 246                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 247                 if test "x$disable_munmap" != "xyes"; then
 248                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 249                 fi
 250                 libmono_cflags="-D_REENTRANT"
 251                 libdl=
 252                 libgc_threads=pthreads
 253                 gc_default=boehm
 254                 use_sigposix=yes
 255                 ikvm_native=no
 256                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 257                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 258                 ;;
 259         *-*-hpux*)
 260                 host_win32=no
 261                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 262                 # +ESdbgasm only valid on bundled cc on RISC
 263                 # silently ignored for ia64
 264                 if test $GCC != "yes"; then
 265                         CFLAGS="$CFLAGS +ESdbgasm"
 266                         # Arrange for run-time dereferencing of null
 267                         # pointers to produce a SIGSEGV signal.
 268                         LDFLAGS="$LDFLAGS -z"
 269                 fi
 270                 CFLAGS="$CFLAGS +ESdbgasm"
 271                 LDFLAGS="$LDFLAGS -z"
 272                 libmono_cflags="-D_REENTRANT"
 273                 libmono_ldflags="-lpthread"
 274                 libgc_threads=pthreads
 275                 need_link_unlink=yes
 276                 use_sigposix=yes
 277                 ;;
 278         *-*-solaris*)
 279                 host_win32=no
 280                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 281                 need_link_unlink=yes
 282                 libmono_cflags="-D_REENTRANT"
 283                 libgc_threads=pthreads
 284                 # This doesn't seem to work on solaris/x86, but the configure test runs
 285                 with_tls=pthread
 286                 has_dtrace=yes
 287                 use_sigposix=yes
 288                 enable_solaris_tar_check=yes
 289                 ;;
 290         *-*-darwin*)
 291                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 292                 host_win32=no
 293                 platform_darwin=yes
 294                 target_mach=yes
 295                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 296                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 297                 libmono_cflags="-D_THREAD_SAFE"
 298                 LDFLAGS="$LDFLAGS -pthread"
 299                 libmono_ldflags="-pthread"
 300                 need_link_unlink=yes
 301                 AC_DEFINE(PTHREAD_POINTER_ID)
 302                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 303                 no_version_script=yes
 304                 libdl=
 305                 libgc_threads=pthreads
 306                 has_dtrace=yes
 307                 if test "x$cross_compiling" = "xyes"; then
 308                         has_broken_apple_cpp=yes
 309                 fi
 310                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 311                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 312                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 313                 case "$host" in
 314                         dnl Snow Leopard and newer config.guess reports as this
 315                         i*86-*-darwin*)
 316                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 317                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 318                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 319                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 320                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 321                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 322                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 323                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 324                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 325                                 ;;
 326                 esac
 327                 ;;
 328         *-*-haiku*)
 329                 host_win32=no
 330                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 331                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 332                 libdl=
 333                 LIBS="$LIBS -lnetwork"
 334                 need_link_unlink=yes
 335                 AC_DEFINE(PTHREAD_POINTER_ID)
 336                 libgc_threads=pthreads
 337                 use_sigposix=yes
 338                 ;;
 339         *)
 340                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 341                 host_win32=no
 342                 libdl="-ldl"
 343                 ;;
 344 esac
 345 AC_MSG_RESULT(ok)
 346
 347 if test x$need_link_unlink = xyes; then
 348    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 349 fi
 350
 351 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 352 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 353 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 354 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 355 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 356 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 357
 358 AC_CHECK_TOOL(CC, gcc, gcc)
 359 AC_PROG_CC
 360 AC_CHECK_TOOL(CXX, g++, g++)
 361 AC_PROG_CXX
 362 AM_PROG_AS
 363 AM_PROG_CC_STDC
 364 AC_PROG_INSTALL
 365 AC_PROG_AWK
 366 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 367 : ${CCAS='$(CC)'}
 368 # Set ASFLAGS if not already set.
 369 : ${CCASFLAGS='$(CFLAGS)'}
 370 AC_SUBST(CCAS)
 371 AC_SUBST(CCASFLAGS)
 372
 373 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 374 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 375 if test "x$CXX" = "xg++"; then
 376         if test "x$GXX" != "xyes"; then
 377                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 378                 # are inside automake conditionals
 379                 AC_MSG_ERROR([You need to install g++])
 380         fi
 381 fi
 382
 383 dnl may require a specific autoconf version
 384 dnl AC_PROG_CC_FOR_BUILD
 385 dnl CC_FOR_BUILD not automatically detected
 386 CC_FOR_BUILD=$CC
 387 CFLAGS_FOR_BUILD=$CFLAGS
 388 BUILD_EXEEXT=
 389 if test "x$cross_compiling" = "xyes"; then
 390         CC_FOR_BUILD=cc
 391         CFLAGS_FOR_BUILD=
 392         BUILD_EXEEXT=""
 393 fi
 394 AC_SUBST(CC_FOR_BUILD)
 395 AC_SUBST(CFLAGS_FOR_BUILD)
 396 AC_SUBST(HOST_CC)
 397 AC_SUBST(BUILD_EXEEXT)
 398
 399 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 400 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 401
 402 # Set STDC_HEADERS
 403 AC_HEADER_STDC
 404 AC_LIBTOOL_WIN32_DLL
 405 # This causes monodis to not link correctly
 406 #AC_DISABLE_FAST_INSTALL
 407 AM_PROG_LIBTOOL
 408 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 409 DOLT
 410
 411 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 412 AC_SUBST(export_ldflags)
 413
 414 # Test whenever ld supports -version-script
 415 AC_PROG_LD
 416 AC_PROG_LD_GNU
 417 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 418    no_version_script=yes
 419 fi
 420
 421 AM_ICONV()
 422
 423 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 424
 425 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)
 426 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)
 427 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 428                   [], [], [#include <stddef.h>
 429                   #include <sys/socket.h>
 430                   #include <linux/socket.h>])
 431
 432 AC_CHECK_HEADERS(sys/user.h, [], [],
 433 [
 434 #ifdef HAVE_SYS_PARAM_H
 435 # include <sys/param.h>
 436 #endif
 437 ])
 438
 439 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 440 if test x$have_zlib = xyes; then
 441    AC_TRY_COMPILE([#include <zlib.h>], [
 442    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 443    return 0;
 444    #else
 445    #error No good zlib found
 446    #endif
 447    ],[
 448         AC_MSG_RESULT(Using system zlib)
 449         zlib_msg="system zlib"
 450         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 451    ],[
 452         AC_MSG_RESULT(Using embedded zlib)
 453         have_zlib=no
 454         zlib_msg="bundled zlib"
 455    ])
 456 fi
 457
 458 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 459 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 460
 461 # for mono/metadata/debug-symfile.c
 462 AC_CHECK_HEADERS(elf.h)
 463
 464 # for support
 465 AC_CHECK_HEADERS(poll.h)
 466 AC_CHECK_HEADERS(sys/poll.h)
 467 AC_CHECK_HEADERS(sys/wait.h)
 468 AC_CHECK_HEADERS(grp.h)
 469 AC_CHECK_HEADERS(syslog.h)
 470
 471 # for mono/dis
 472 AC_CHECK_HEADERS(wchar.h)
 473 AC_CHECK_HEADERS(ieeefp.h)
 474 AC_MSG_CHECKING(for isinf)
 475 AC_TRY_LINK([#include <math.h>], [
 476         int f = isinf (1);
 477 ], [
 478         AC_MSG_RESULT(yes)
 479         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 480 ], [
 481         # We'll have to use signals
 482         AC_MSG_RESULT(no)
 483 ])
 484
 485 # for Linux statfs support
 486 AC_CHECK_HEADERS(linux/magic.h)
 487
 488 # not 64 bit clean in cross-compile
 489 AC_CHECK_SIZEOF(void *, 4)
 490
 491 WARN=''
 492 if test x"$GCC" = xyes; then
 493         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch-enum'
 494                 # The runtime code does not respect ANSI C strict aliasing rules
 495                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 496
 497                 ORIG_CFLAGS=$CFLAGS
 498                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 499                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 500                 AC_TRY_COMPILE([],[
 501                                 return 0;
 502                 ], [
 503                    AC_MSG_RESULT(yes)
 504                 ], [
 505                    AC_MSG_RESULT(no)
 506                    CFLAGS=$ORIG_CFLAGS
 507                 ])
 508
 509                 ORIG_CFLAGS=$CFLAGS
 510                 # Check for the normal version, since gcc ignores unknown -Wno options
 511                 CFLAGS="$CFLAGS -Wunused-but-set-variable"
 512                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 513                 AC_TRY_COMPILE([],[
 514                                 return 0;
 515                 ], [
 516                    AC_MSG_RESULT(yes)
 517                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 518                 ], [
 519                    AC_MSG_RESULT(no)
 520                    CFLAGS=$ORIG_CFLAGS
 521                 ])
 522 else
 523         # The Sun Forte compiler complains about inline functions that access static variables
 524         # so disable all inlining.
 525         case "$host" in
 526         *-*-solaris*)
 527                 CFLAGS="$CFLAGS -Dinline="
 528                 ;;
 529         esac
 530 fi
 531 CFLAGS="$CFLAGS -g $WARN"
 532 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 533
 534 AC_CACHE_CHECK([for clang],
 535         mono_cv_clang,[
 536         AC_TRY_RUN([
 537                 int main () {
 538                         #ifdef __clang__
 539                                 return 0;
 540                         #else
 541                                 return 1;
 542                         #endif
 543                 }
 544         ],
 545         [mono_cv_clang=yes],
 546         [mono_cv_clang=no],
 547         [])
 548 ])
 549
 550 # Where's the 'mcs' source tree?
 551 if test -d $srcdir/mcs; then
 552   mcsdir=mcs
 553 else
 554   mcsdir=../mcs
 555 fi
 556
 557 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 558         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 559                 mcsdir=$with_mcs_path
 560         fi
 561 )
 562
 563 #
 564 # A sanity check to catch cases where the package was unpacked
 565 # with an ancient tar program (Solaris)
 566 #
 567 AC_ARG_ENABLE(solaris-tar-check,
 568 [  --disable-solaris-tar-check    disable solaris tar check],
 569    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 570
 571 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 572         AC_MSG_CHECKING(integrity of package)
 573         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 574         then
 575                 AC_MSG_RESULT(ok)
 576         else
 577                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 578                 AC_MSG_ERROR([$errorm])
 579         fi
 580 fi
 581
 582 if test "x$with_mcs_path" != "x"; then
 583 mcs_topdir=$(cd "$mcsdir" && pwd)
 584 mcs_topdir_from_srcdir=$mcs_topdir
 585 else
 586 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 587 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 588 fi
 589
 590 # Convert mcs_topdir* paths to Windows syntax.
 591 if test x$cross_compiling$host_win32 = xnoyes; then
 592   mcs_topdir=$(cygpath -m $mcs_topdir)
 593   case $mcs_topdir_from_srcdir in
 594     /cygdrive/*)
 595         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 596         ;;
 597   esac
 598 fi
 599
 600 AC_SUBST([mcs_topdir])
 601 AC_SUBST([mcs_topdir_from_srcdir])
 602
 603 # Where's the 'olive' source tree?
 604 if test -d $srcdir/olive; then
 605   olivedir=olive
 606 else
 607   olivedir=../olive
 608 fi
 609
 610 if test -d $srcdir/$olivedir; then
 611 olive_topdir='$(top_srcdir)/'$olivedir
 612 fi
 613
 614 # gettext: prepare the translation directories.
 615 # we do not configure the full gettext, as we consume it dynamically from C#
 616 AM_PO_SUBDIRS
 617
 618 if test "x$USE_NLS" = "xyes"; then
 619    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 620
 621    if test "x$HAVE_MSGFMT" = "xno"; then
 622           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 623    fi
 624 fi
 625
 626 AC_ARG_WITH([libgdiplus],
 627         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 628         [], [with_libgdiplus=installed])
 629
 630 case $with_libgdiplus in
 631 no|installed) libgdiplus_loc= ;;
 632 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 633 /*) libgdiplus_loc=$with_libgdiplus ;;
 634 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 635 esac
 636 AC_SUBST([libgdiplus_loc])
 637
 638 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 639
 640 pkg_config_path=
 641 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 642         if test x$with_crosspkgdir = "x"; then
 643                 if test -s $PKG_CONFIG_PATH; then
 644                         pkg_config_path=$PKG_CONFIG_PATH
 645                 fi
 646         else
 647                 pkg_config_path=$with_crosspkgdir
 648                 PKG_CONFIG_PATH=$pkg_config_path
 649                 export PKG_CONFIG_PATH
 650         fi
 651 )
 652
 653 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 654 AC_CONFIG_SUBDIRS(eglib)
 655
 656 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 657 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 658 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 659 BUILD_GLIB_LIBS="$GLIB_LIBS"
 660 GMODULE_CFLAGS="$GLIB_CFLAGS"
 661 GMODULE_LIBS="$GLIB_LIBS"
 662
 663 AC_SUBST(GLIB_CFLAGS)
 664 AC_SUBST(GLIB_LIBS)
 665 AC_SUBST(GMODULE_CFLAGS)
 666 AC_SUBST(GMODULE_LIBS)
 667 AC_SUBST(BUILD_GLIB_CFLAGS)
 668 AC_SUBST(BUILD_GLIB_LIBS)
 669
 670 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 671
 672 # Enable support for fast thread-local storage
 673 # Some systems have broken support, so we allow to disable it.
 674 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 675
 676 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 677 # This does not work on some platforms (bug #55253)
 678 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 679
 680 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 681 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 682 # Same as --with-shared_mono=no
 683 AC_ARG_ENABLE(libraries, [  --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
 684
 685 if test "x$enable_static" = "xno"; then
 686    with_static_mono=no
 687 fi
 688
 689 if test "x$enable_shared" = "xno"; then
 690    with_shared_mono=no
 691 fi
 692
 693 if test "x$enable_libraries" = "xno"; then
 694    with_shared_mono=no
 695 fi
 696
 697 case $host in
 698 *nacl* ) with_shared_mono=yes;;
 699 esac
 700
 701 if test "x$host_win32" = "xyes"; then
 702    # Boehm GC requires the runtime to be in its own dll
 703    with_static_mono=no
 704 fi
 705
 706 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 707 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 708 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 709
 710 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 711 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 712         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 713         ORIG_CFLAGS=$CFLAGS
 714         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 715         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 716         AC_TRY_COMPILE([], [
 717                 return 0;
 718         ], [
 719            AC_MSG_RESULT(yes)
 720            # Pass it to libgc as well
 721            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 722         ], [
 723            AC_MSG_RESULT(no)
 724            CFLAGS=$ORIG_CFLAGS
 725         ])
 726 fi
 727
 728 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 729
 730 if test x$enable_small_config = xyes; then
 731         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 732         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 733 fi
 734
 735 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=$enableval, enable_system_aot=default)
 736
 737 DISABLED_FEATURES=none
 738
 739 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 740      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 741      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization, assembly_remapping, shared_perfcounters.],
 742 [
 743         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 744                 eval "mono_feature_disable_$feature='yes'"
 745         done
 746         DISABLED_FEATURES=$enable_minimal
 747         disabled="Disabled:      $enable_minimal"
 748 ],[])
 749
 750 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 751
 752 if test "x$mono_feature_disable_aot" = "xyes"; then
 753         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 754         AC_MSG_NOTICE([Disabled AOT compiler])
 755 fi
 756
 757 if test "x$mono_feature_disable_profiler" = "xyes"; then
 758         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 759         AC_MSG_NOTICE([Disabled support for the profiler])
 760 fi
 761 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 762
 763 if test "x$mono_feature_disable_decimal" = "xyes"; then
 764         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 765         AC_MSG_NOTICE([Disabled support for decimal])
 766 fi
 767
 768 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 769         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 770         AC_MSG_NOTICE([Disabled support for P/Invoke])
 771 fi
 772
 773 if test "x$mono_feature_disable_debug" = "xyes"; then
 774         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 775         AC_MSG_NOTICE([Disabled support for runtime debugging])
 776 fi
 777
 778 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 779         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 780         mono_feature_disable_reflection_emit_save=yes
 781         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 782 fi
 783
 784 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 785         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 786         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 787 fi
 788
 789 if test "x$mono_feature_disable_large_code" = "xyes"; then
 790         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 791         AC_MSG_NOTICE([Disabled support for large assemblies])
 792 fi
 793
 794 if test "x$mono_feature_disable_logging" = "xyes"; then
 795         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 796         AC_MSG_NOTICE([Disabled support for logging])
 797 fi
 798
 799 if test "x$mono_feature_disable_com" = "xyes"; then
 800         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 801         AC_MSG_NOTICE([Disabled COM support])
 802 fi
 803
 804 if test "x$mono_feature_disable_ssa" = "xyes"; then
 805         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 806         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 807 fi
 808
 809 if test "x$mono_feature_disable_generics" = "xyes"; then
 810         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 811         AC_MSG_NOTICE([Disabled Generics Support])
 812 fi
 813
 814 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 815         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 816         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 817 fi
 818
 819 if test "x$mono_feature_disable_portability" = "xyes"; then
 820         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 821         AC_MSG_NOTICE([Disabled IO Portability layer])
 822 fi
 823
 824 if test "x$mono_feature_disable_attach" = "xyes"; then
 825         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 826         AC_MSG_NOTICE([Disabled agent attach])
 827 fi
 828
 829 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 830         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 831         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 832 fi
 833
 834 if test "x$mono_feature_disable_verifier" = "xyes"; then
 835         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 836         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 837 fi
 838
 839 if test "x$mono_feature_disable_jit" = "xyes"; then
 840         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 841         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 842 fi
 843
 844 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 845
 846 if test "x$mono_feature_disable_simd" = "xyes"; then
 847         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 848         AC_MSG_NOTICE([Disabled SIMD support])
 849 fi
 850
 851 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 852         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 853         AC_MSG_NOTICE([Disabled Soft Debugger.])
 854 fi
 855
 856 if test "x$mono_feature_disable_normalization" = "xyes"; then
 857         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 858         AC_MSG_NOTICE([Disabled String normalization support.])
 859 fi
 860
 861 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 862         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 863         AC_MSG_NOTICE([Disabled Assembly remapping.])
 864 fi
 865
 866 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 867         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 868         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 869 fi
 870
 871 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
 872 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
 873
 874 AC_MSG_CHECKING(for visibility __attribute__)
 875 AC_COMPILE_IFELSE([
 876         AC_LANG_SOURCE([[
 877                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
 878                 int main () { doit (); return 0; }
 879         ]])
 880 ], [
 881    have_visibility_hidden=yes
 882    AC_MSG_RESULT(yes)
 883 ], [
 884    have_visibility_hidden=no
 885    AC_MSG_RESULT(no)
 886 ])
 887
 888 AC_MSG_CHECKING(for deprecated __attribute__)
 889 AC_TRY_COMPILE([
 890      int doit (void) __attribute__ ((deprecated));
 891      int doit (void) { return 0; }
 892 ], [
 893         return 0;
 894 ], [
 895    have_deprecated=yes
 896    AC_MSG_RESULT(yes)
 897 ], [
 898    have_deprecated=no
 899    AC_MSG_RESULT(no)
 900 ])
 901
 902 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 903 if test x$enable_parallel_mark = xyes; then
 904         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 905 fi
 906
 907 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
 908 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
 909
 910 dnl
 911 dnl Boehm GC configuration
 912 dnl
 913 LIBGC_CPPFLAGS=
 914 LIBGC_LIBS=
 915 LIBGC_STATIC_LIBS=
 916 libgc_dir=
 917 case "x$gc" in
 918         xboehm|xbohem|xyes)
 919                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 920                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 921
 922                 if test "x$found_boehm" != "xyes"; then
 923                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 924                 fi
 925                 if test "x$gc_headers" != "xyes"; then
 926                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 927                 fi
 928
 929                 LIBGC_LIBS="-lgc $libdl"
 930                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 931                 libmono_ldflags="$libmono_ldflags -lgc"
 932                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 933
 934                 # AC_CHECK_FUNCS does not work for some reason...
 935                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 936                 if test "x$found_gcj_malloc" = "xyes"; then
 937                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 938                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 939                         gc_msg="System Boehm with typed GC"
 940                 else
 941                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 942                         gc_msg="System Boehm (without typed GC)"
 943                 fi
 944                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 945                 if test "x$found_gc_enable" = "xyes"; then
 946                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 947                 fi
 948
 949                 # check whether we need to explicitly allow
 950                 # thread registering
 951                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
 952                 if test "x$found_allow_register_threads" = "xyes"; then
 953                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
 954                 fi
 955
 956                 ;;
 957
 958         xincluded)
 959                 use_included_gc=yes
 960                 libgc_dir=libgc
 961
 962                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
 963                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 964                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 965
 966                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 967
 968                 gc_msg="bundled Boehm GC with typed GC"
 969                 if test x$enable_parallel_mark = xyes; then
 970                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 971                         gc_msg="$gc_msg and parallel mark"
 972                 else
 973                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 974                 fi
 975                 ;;
 976
 977         xsgen)
 978                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 979                 ;;
 980
 981         xnone)
 982                 AC_MSG_WARN("Compiling mono without GC.")
 983                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 984                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 985                 ;;
 986         *)
 987                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 988                 ;;
 989 esac
 990
 991 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 992 if test "x$large_heap" = "xyes"; then
 993    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 994 fi
 995
 996 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 997 AC_SUBST(LIBGC_CPPFLAGS)
 998 AC_SUBST(LIBGC_LIBS)
 999 AC_SUBST(LIBGC_STATIC_LIBS)
1000 AC_SUBST(libgc_dir)
1001 AC_SUBST(BOEHM_DEFINES)
1002
1003 dnl
1004 dnl End of libgc checks
1005 dnl
1006
1007 dnl *************************************
1008 dnl *** Checks for zero length arrays ***
1009 dnl *************************************
1010 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1011 AC_TRY_COMPILE([
1012         struct s {
1013                 int  length;
1014                 char data [0];
1015         };
1016 ], [], [
1017         AC_MSG_RESULT(yes)
1018         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1019 ], [
1020         AC_MSG_RESULT(no)
1021         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1022 ])
1023
1024 if test x$target_win32 = xno; then
1025
1026         dnl hires monotonic clock support
1027         AC_SEARCH_LIBS(clock_gettime, rt)
1028
1029         dnl dynamic loader support
1030         AC_CHECK_FUNC(dlopen, DL_LIB="",
1031                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1032         )
1033         if test x$dl_support = xno; then
1034                 AC_MSG_WARN([No dynamic loading support available])
1035         else
1036                 LIBS="$LIBS $DL_LIB"
1037                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1038                 dnl from glib's configure.in
1039                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1040                         mono_cv_uscore,[
1041                         AC_TRY_RUN([#include <dlfcn.h>
1042                         int mono_underscore_test (void) { return 42; }
1043                         int main() {
1044                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1045                           handle = dlopen ((void*)0, 0);
1046                           if (handle) {
1047                             f1 = dlsym (handle, "mono_underscore_test");
1048                             f2 = dlsym (handle, "_mono_underscore_test");
1049                           } return (!f2 || f1);
1050                         }],
1051                                 [mono_cv_uscore=yes],
1052                                 [mono_cv_uscore=no],
1053                         [])
1054                 ])
1055                 if test "x$mono_cv_uscore" = "xyes"; then
1056                         MONO_DL_NEED_USCORE=1
1057                 else
1058                         MONO_DL_NEED_USCORE=0
1059                 fi
1060                 AC_SUBST(MONO_DL_NEED_USCORE)
1061                 AC_CHECK_FUNC(dlerror)
1062         fi
1063
1064         dnl ******************************************************************
1065         dnl *** Checks for the IKVM JNI interface library                  ***
1066         dnl ******************************************************************
1067         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])
1068
1069         ikvm_native_dir=
1070         if test x$with_ikvm_native = xyes; then
1071                 ikvm_native_dir=ikvm-native
1072                 jdk_headers_found="IKVM Native"
1073         fi
1074
1075         AC_SUBST(ikvm_native_dir)
1076
1077         AC_CHECK_HEADERS(execinfo.h)
1078
1079         AC_CHECK_FUNCS(getgrgid_r)
1080         AC_CHECK_FUNCS(getgrnam_r)
1081         AC_CHECK_FUNCS(getpwnam_r)
1082         AC_CHECK_FUNCS(getpwuid_r)
1083         AC_CHECK_FUNCS(getresuid)
1084         AC_CHECK_FUNCS(setresuid)
1085         AC_CHECK_FUNCS(kqueue)
1086         AC_CHECK_FUNCS(backtrace_symbols)
1087         AC_CHECK_FUNCS(mkstemp)
1088         AC_CHECK_FUNCS(mmap)
1089         AC_CHECK_FUNCS(madvise)
1090         AC_CHECK_FUNCS(getrusage)
1091         AC_CHECK_FUNCS(getpriority)
1092         AC_CHECK_FUNCS(setpriority)
1093         AC_CHECK_FUNCS(dl_iterate_phdr)
1094         AC_CHECK_FUNCS(dladdr)
1095         AC_CHECK_FUNCS(sysconf)
1096
1097         AC_CHECK_FUNCS(sched_setaffinity)
1098         AC_CHECK_FUNCS(sched_getcpu)
1099
1100         dnl ****************************************************************
1101         dnl *** Check for sched_setaffinity from glibc versions before   ***
1102         dnl *** 2.3.4. The older versions of the function only take 2    ***
1103         dnl *** parameters, not 3.                                       ***
1104         dnl ***                                                          ***
1105         dnl *** Because the interface change was not made in a minor     ***
1106         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1107         dnl *** won't always indicate the interface sched_affinity has.  ***
1108         dnl ****************************************************************
1109         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1110         AC_TRY_COMPILE([#include <sched.h>], [
1111             int mask = 1;
1112             sched_setaffinity(0, &mask);
1113                         return 0;
1114         ], [
1115                 # Yes, we have it...
1116                 AC_MSG_RESULT(yes)
1117                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1118         ], [
1119                 # We have the new, three-parameter version
1120                 AC_MSG_RESULT(no)
1121         ])
1122
1123
1124         dnl ******************************************************************
1125         dnl *** Check for large file support                               ***
1126         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1127         dnl ******************************************************************
1128
1129         # Check that off_t can represent 2**63 - 1 correctly, working around
1130         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1131         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1132         large_offt=no
1133         AC_DEFUN([LARGE_FILES], [
1134                 large_CPPFLAGS=$CPPFLAGS
1135                 CPPFLAGS="$CPPFLAGS $1"
1136                 AC_TRY_COMPILE([
1137                         #include <sys/types.h>
1138                         #include <limits.h>
1139                 ], [
1140                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1141                         #define COMPILE_TIME_ASSERT(pred) \
1142                                 switch(0){case 0:case pred:;}
1143                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1144                 ], [
1145                         AC_MSG_RESULT(ok)
1146                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1147                         large_CPPFLAGS="$large_CPPFLAGS $1"
1148                         large_offt=yes
1149                 ], [
1150                         AC_MSG_RESULT(no)
1151                 ])
1152                 CPPFLAGS=$large_CPPFLAGS
1153         ])
1154
1155         AC_MSG_CHECKING(if off_t is 64 bits wide)
1156         LARGE_FILES("")
1157         if test $large_offt = no; then
1158                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1159                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1160         fi
1161         if test $large_offt = no; then
1162                 AC_MSG_WARN([No 64 bit file size support available])
1163         fi
1164
1165         dnl *****************************
1166         dnl *** Checks for libsocket  ***
1167         dnl *****************************
1168         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1169
1170         dnl *******************************
1171         dnl *** Checks for MSG_NOSIGNAL ***
1172         dnl *******************************
1173         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1174         AC_TRY_COMPILE([#include <sys/socket.h>], [
1175                 int f = MSG_NOSIGNAL;
1176         ], [
1177                 # Yes, we have it...
1178                 AC_MSG_RESULT(yes)
1179                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1180         ], [
1181                 # We'll have to use signals
1182                 AC_MSG_RESULT(no)
1183         ])
1184
1185         dnl *****************************
1186         dnl *** Checks for SOL_IP     ***
1187         dnl *****************************
1188         AC_MSG_CHECKING(for SOL_IP)
1189         AC_TRY_COMPILE([#include <netdb.h>], [
1190                 int level = SOL_IP;
1191         ], [
1192                 # Yes, we have it...
1193                 AC_MSG_RESULT(yes)
1194                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1195         ], [
1196                 # We'll have to use getprotobyname
1197                 AC_MSG_RESULT(no)
1198         ])
1199
1200         dnl *****************************
1201         dnl *** Checks for SOL_IPV6     ***
1202         dnl *****************************
1203         AC_MSG_CHECKING(for SOL_IPV6)
1204         AC_TRY_COMPILE([#include <netdb.h>], [
1205                 int level = SOL_IPV6;
1206         ], [
1207                 # Yes, we have it...
1208                 AC_MSG_RESULT(yes)
1209                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1210         ], [
1211                 # We'll have to use getprotobyname
1212                 AC_MSG_RESULT(no)
1213         ])
1214
1215         dnl *****************************
1216         dnl *** Checks for SOL_TCP    ***
1217         dnl *****************************
1218         AC_MSG_CHECKING(for SOL_TCP)
1219         AC_TRY_COMPILE([#include <netdb.h>], [
1220                 int level = SOL_TCP;
1221         ], [
1222                 # Yes, we have it...
1223                 AC_MSG_RESULT(yes)
1224                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1225         ], [
1226                 # We'll have to use getprotobyname
1227                 AC_MSG_RESULT(no)
1228         ])
1229
1230         dnl *****************************
1231         dnl *** Checks for IP_PKTINFO ***
1232         dnl *****************************
1233         AC_MSG_CHECKING(for IP_PKTINFO)
1234         AC_TRY_COMPILE([#include <netdb.h>], [
1235                 int level = IP_PKTINFO;
1236         ], [
1237                 # Yes, we have it...
1238                 AC_MSG_RESULT(yes)
1239                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1240         ], [
1241                 AC_MSG_RESULT(no)
1242         ])
1243
1244         dnl *****************************
1245         dnl *** Checks for IPV6_PKTINFO ***
1246         dnl *****************************
1247         AC_MSG_CHECKING(for IPV6_PKTINFO)
1248         AC_TRY_COMPILE([#include <netdb.h>], [
1249                 int level = IPV6_PKTINFO;
1250         ], [
1251                 # Yes, we have it...
1252                 AC_MSG_RESULT(yes)
1253                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1254         ], [
1255                 AC_MSG_RESULT(no)
1256         ])
1257
1258         dnl **********************************
1259         dnl *** Checks for IP_DONTFRAGMENT ***
1260         dnl **********************************
1261         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1262         AC_TRY_COMPILE([#include <netdb.h>], [
1263                 int level = IP_DONTFRAGMENT;
1264         ], [
1265                 # Yes, we have it...
1266                 AC_MSG_RESULT(yes)
1267                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1268         ], [
1269                 AC_MSG_RESULT(no)
1270         ])
1271
1272         dnl **********************************
1273         dnl *** Checks for IP_MTU_DISCOVER ***
1274         dnl **********************************
1275         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1276         AC_TRY_COMPILE([#include <netdb.h>], [
1277                 int level = IP_MTU_DISCOVER;
1278         ], [
1279                 # Yes, we have it...
1280                 AC_MSG_RESULT(yes)
1281                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1282         ], [
1283                 AC_MSG_RESULT(no)
1284         ])
1285
1286         dnl *********************************
1287         dnl *** Check for struct ip_mreqn ***
1288         dnl *********************************
1289         AC_MSG_CHECKING(for struct ip_mreqn)
1290         AC_TRY_COMPILE([#include <netinet/in.h>], [
1291                 struct ip_mreqn mreq;
1292                 mreq.imr_address.s_addr = 0;
1293         ], [
1294                 # Yes, we have it...
1295                 AC_MSG_RESULT(yes)
1296                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1297         ], [
1298                 # We'll just have to try and use struct ip_mreq
1299                 AC_MSG_RESULT(no)
1300                 AC_MSG_CHECKING(for struct ip_mreq)
1301                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1302                         struct ip_mreq mreq;
1303                         mreq.imr_interface.s_addr = 0;
1304                 ], [
1305                         # Yes, we have it...
1306                         AC_MSG_RESULT(yes)
1307                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1308                 ], [
1309                         # No multicast support
1310                         AC_MSG_RESULT(no)
1311                 ])
1312         ])
1313
1314         dnl **********************************
1315         dnl *** Check for gethostbyname2_r ***
1316         dnl **********************************
1317         AC_MSG_CHECKING(for gethostbyname2_r)
1318                 AC_TRY_LINK([#include <netdb.h>], [
1319                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1320         ], [
1321                 # Yes, we have it...
1322                 AC_MSG_RESULT(yes)
1323                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1324         ], [
1325                 AC_MSG_RESULT(no)
1326         ])
1327
1328         dnl *****************************
1329         dnl *** Checks for libnsl     ***
1330         dnl *****************************
1331         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1332
1333         AC_CHECK_FUNCS(inet_pton inet_aton)
1334
1335         dnl ***********************************************
1336         dnl *** Checks for size of sockaddr_un.sun_path ***
1337         dnl ***********************************************
1338         # AC_CHECK_SIZEOF can't cope with struct members :-(
1339         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1340         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1341                 [AC_TRY_RUN([
1342                         #include <sys/types.h>
1343                         #include <stdio.h>
1344                         #include <sys/un.h>
1345
1346                         int main(void) {
1347                                 struct sockaddr_un sock_un;
1348                                 FILE *f=fopen("conftestval", "w");
1349                                 if(!f) exit(1);
1350                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1351                                 exit(0);
1352                         }
1353                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1354                    mono_cv_sizeof_sunpath=0,
1355                    mono_cv_sizeof_sunpath=0)])dnl
1356         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1357         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1358
1359         dnl *****************************
1360         dnl *** Checks for libxnet    ***
1361         dnl *****************************
1362         case "${host}" in
1363                 *solaris* )
1364                         AC_MSG_CHECKING(for Solaris XPG4 support)
1365                         if test -f /usr/lib/libxnet.so; then
1366                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1367                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1368                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1369                                 LIBS="$LIBS -lxnet"
1370                                 AC_MSG_RESULT(yes)
1371                         else
1372                                 AC_MSG_RESULT(no)
1373                         fi
1374
1375                         if test "$GCC" = "yes"; then
1376                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1377                         fi
1378                 ;;
1379         esac
1380
1381         dnl *****************************
1382         dnl *** Checks for libpthread ***
1383         dnl *****************************
1384 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1385 # and libpthread does not exist
1386 #
1387         case "${host}" in
1388                 *-*-*freebsd*)
1389                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1390                 ;;
1391                 *-*-*openbsd*)
1392                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1393                 ;;
1394                 *)
1395                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1396                 ;;
1397         esac
1398         AC_CHECK_HEADERS(pthread.h)
1399         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1400         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1401         AC_CHECK_FUNCS(pthread_kill)
1402         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1403         AC_TRY_COMPILE([ #include <pthread.h>], [
1404                 pthread_mutexattr_t attr;
1405                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1406         ], [
1407                 AC_MSG_RESULT(ok)
1408         ], [
1409                 AC_MSG_RESULT(no)
1410                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1411                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1412         ])
1413         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1414         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1415         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1416
1417         dnl ***********************************
1418         dnl *** Checks for signals
1419         dnl ***********************************
1420         AC_CHECK_HEADERS(signal.h)
1421         AC_CHECK_FUNCS(sigaction)
1422
1423         dnl ***********************************
1424         dnl *** Checks for working __thread ***
1425         dnl ***********************************
1426         AC_MSG_CHECKING(for working __thread)
1427         if test "x$with_tls" != "x__thread"; then
1428                 AC_MSG_RESULT(disabled)
1429         else
1430                 AC_TRY_RUN([
1431                         #include <pthread.h>
1432                         __thread int i;
1433                         static int res1, res2;
1434
1435                         void thread_main (void *arg)
1436                         {
1437                                 i = arg;
1438                                 sleep (1);
1439                                 if (arg == 1)
1440                                         res1 = (i == arg);
1441                                 else
1442                                         res2 = (i == arg);
1443                         }
1444
1445                         int main () {
1446                                 pthread_t t1, t2;
1447
1448                                 i = 5;
1449
1450                                 pthread_create (&t1, NULL, thread_main, 1);
1451                                 pthread_create (&t2, NULL, thread_main, 2);
1452
1453                                 pthread_join (t1, NULL);
1454                                 pthread_join (t2, NULL);
1455
1456                                 return !(res1 + res2 == 2);
1457                         }
1458                 ], [
1459                                 AC_MSG_RESULT(yes)
1460                 ], [
1461                                 AC_MSG_RESULT(no)
1462                                 with_tls=pthread
1463                 ])
1464         fi
1465
1466         dnl **************************************
1467         dnl *** Checks for working sigaltstack ***
1468         dnl **************************************
1469         AC_MSG_CHECKING(for working sigaltstack)
1470         if test "x$with_sigaltstack" != "xyes"; then
1471                 AC_MSG_RESULT(disabled)
1472         else
1473                 AC_TRY_RUN([
1474                         #include <stdio.h>
1475                         #include <stdlib.h>
1476                         #include <unistd.h>
1477                         #include <signal.h>
1478                         #include <pthread.h>
1479                         #include <sys/wait.h>
1480                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1481                         #define SA_STACK SA_ONSTACK
1482                         #endif
1483                         static void
1484                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1485                         {
1486                                 exit (0);
1487                         }
1488
1489                         volatile char*__ptr = NULL;
1490                         static void *
1491                         loop (void *ignored)
1492                         {
1493                                 *__ptr = 0;
1494                                 return NULL;
1495                         }
1496
1497                         static void
1498                         child ()
1499                         {
1500                                 struct sigaction sa;
1501                         #ifdef __APPLE__
1502                                 stack_t sas;
1503                         #else
1504                                 struct sigaltstack sas;
1505                         #endif
1506                                 pthread_t id;
1507                                 pthread_attr_t attr;
1508
1509                                 sa.sa_sigaction = sigsegv_signal_handler;
1510                                 sigemptyset (&sa.sa_mask);
1511                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1512                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1513                                         perror ("sigaction");
1514                                         return;
1515                                 }
1516
1517                                 /* x86 darwin deliver segfaults using SIGBUS */
1518                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1519                                         perror ("sigaction");
1520                                         return;
1521                                 }
1522                                 sas.ss_sp = malloc (SIGSTKSZ);
1523                                 sas.ss_size = SIGSTKSZ;
1524                                 sas.ss_flags = 0;
1525                                 if (sigaltstack (&sas, NULL) == -1) {
1526                                         perror ("sigaltstack");
1527                                         return;
1528                                 }
1529
1530                                 pthread_attr_init (&attr);
1531                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1532                                         printf ("pthread_create\n");
1533                                         return;
1534                                 }
1535
1536                                 sleep (100);
1537                         }
1538
1539                         int
1540                         main ()
1541                         {
1542                                 pid_t son;
1543                                 int status;
1544                                 int i;
1545
1546                                 son = fork ();
1547                                 if (son == -1) {
1548                                         return 1;
1549                                 }
1550
1551                                 if (son == 0) {
1552                                         child ();
1553                                         return 0;
1554                                 }
1555
1556                                 for (i = 0; i < 3; ++i) {
1557                                         sleep (1);
1558                                         waitpid (son, &status, WNOHANG);
1559                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1560                                                 return 0;
1561                                 }
1562
1563                                 kill (son, SIGKILL);
1564                                 return 1;
1565                         }
1566
1567                 ], [
1568                                 AC_MSG_RESULT(yes)
1569                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1570                 ], [
1571                                 with_sigaltstack=no
1572                                 AC_MSG_RESULT(no)
1573                 ])
1574         fi
1575
1576         dnl ********************************
1577         dnl *** Checks for semaphore lib ***
1578         dnl ********************************
1579         # 'Real Time' functions on Solaris
1580         # posix4 on Solaris 2.6
1581         # pthread (first!) on Linux
1582         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1583
1584         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1585         AC_CHECK_FUNCS(shm_open)
1586
1587         dnl ********************************
1588         dnl *** Checks for timezone stuff **
1589         dnl ********************************
1590         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1591                 AC_TRY_COMPILE([
1592                         #include <time.h>
1593                         ], [
1594                         struct tm tm;
1595                         tm.tm_gmtoff = 1;
1596                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1597         if test $ac_cv_struct_tm_gmtoff = yes; then
1598                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1599         else
1600                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1601                         AC_TRY_COMPILE([
1602                                 #include <time.h>
1603                         ], [
1604                                 timezone = 1;
1605                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1606                 if test $ac_cv_var_timezone = yes; then
1607                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1608                 else
1609                         AC_ERROR(unable to find a way to determine timezone)
1610                 fi
1611         fi
1612
1613         dnl *********************************
1614         dnl *** Checks for math functions ***
1615         dnl *********************************
1616         AC_SEARCH_LIBS(sqrtf, m)
1617         if test "x$has_broken_apple_cpp" != "xyes"; then
1618                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1619                         AC_TRY_LINK([#include <math.h>],
1620                         [ finite(0.0); ],
1621                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1622                         AC_MSG_RESULT(no)))
1623         fi
1624         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1625                 AC_TRY_LINK([#include <math.h>],
1626                 [ isfinite(0.0); ],
1627                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1628                 AC_MSG_RESULT(no)))
1629
1630         dnl ****************************************************************
1631         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1632         dnl *** have it in the library (duh))                            ***
1633         dnl ****************************************************************
1634         AC_CHECK_FUNCS(poll)
1635
1636         dnl *************************
1637         dnl *** Check for signbit ***
1638         dnl *************************
1639         AC_MSG_CHECKING(for signbit)
1640         AC_TRY_LINK([#include <math.h>], [
1641                 int s = signbit(1.0);
1642         ], [
1643                 AC_MSG_RESULT(yes)
1644                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1645         ], [
1646                 AC_MSG_RESULT(no)
1647         ])
1648
1649         dnl **********************************
1650         dnl *** epoll                      ***
1651         dnl **********************************
1652         AC_CHECK_HEADERS(sys/epoll.h)
1653         haveepoll=no
1654         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1655         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1656                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1657         fi
1658
1659         havekqueue=no
1660         AC_CHECK_FUNCS(kqueue, , AC_MSG_CHECKING(for kqueue in sys/event.h)
1661                 AC_TRY_LINK([#include <sys/event.h>],
1662                 [ kqueue(); ],
1663                 AC_DEFINE(HAVE_KQUEUE, 1, [Have kqueue]) AC_MSG_RESULT(yes),
1664                 AC_MSG_RESULT(no)))
1665         dnl ******************************
1666         dnl *** Checks for SIOCGIFCONF ***
1667         dnl ******************************
1668         AC_CHECK_HEADERS(sys/ioctl.h)
1669         AC_CHECK_HEADERS(net/if.h, [], [],
1670            [
1671            #ifdef HAVE_SYS_TYPES_H
1672            # include <sys/types.h>
1673            #endif
1674            #ifdef HAVE_SYS_SOCKET_H
1675            # include <sys/socket.h>
1676            #endif
1677            ])
1678         AC_MSG_CHECKING(for ifreq)
1679         AC_TRY_COMPILE([
1680                 #include <stdio.h>
1681                 #include <sys/ioctl.h>
1682                 #include <net/if.h>
1683                 ], [
1684                 struct ifconf ifc;
1685                 struct ifreq *ifr;
1686                 void *x;
1687                 ifc.ifc_len = 0;
1688                 ifc.ifc_buf = NULL;
1689                 x = (void *) &ifr->ifr_addr;
1690                 ],[
1691                         AC_MSG_RESULT(yes)
1692                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1693                 ], [
1694                         AC_MSG_RESULT(no)
1695                 ])
1696         dnl **********************************
1697         dnl ***     Checks for sin_len     ***
1698         dnl **********************************
1699         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1700         AC_TRY_COMPILE([
1701                 #include <netinet/in.h>
1702                 ], [
1703                 struct sockaddr_in saddr;
1704                 saddr.sin_len = sizeof (saddr);
1705                 ],[
1706                         AC_MSG_RESULT(yes)
1707                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1708                 ], [
1709                         AC_MSG_RESULT(no)
1710                 ])
1711         dnl **********************************
1712         dnl ***    Checks for sin6_len     ***
1713         dnl **********************************
1714         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1715         AC_TRY_COMPILE([
1716                 #include <netinet/in.h>
1717                 ], [
1718                 struct sockaddr_in6 saddr6;
1719                 saddr6.sin6_len = sizeof (saddr6);
1720                 ],[
1721                         AC_MSG_RESULT(yes)
1722                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1723                 ], [
1724                         AC_MSG_RESULT(no)
1725                 ])
1726         dnl **********************************
1727         dnl *** Check for getifaddrs       ***
1728         dnl **********************************
1729         AC_MSG_CHECKING(for getifaddrs)
1730                 AC_TRY_LINK([
1731                 #include <stdio.h>
1732                 #include <sys/types.h>
1733                 #include <sys/socket.h>
1734                 #include <ifaddrs.h>
1735         ], [
1736                 getifaddrs(NULL);
1737         ], [
1738                 # Yes, we have it...
1739                 AC_MSG_RESULT(yes)
1740                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
1741         ], [
1742                 AC_MSG_RESULT(no)
1743         ])
1744         dnl **********************************
1745         dnl *** Check for if_nametoindex   ***
1746         dnl **********************************
1747         AC_MSG_CHECKING(for if_nametoindex)
1748                 AC_TRY_LINK([
1749                 #include <stdio.h>
1750                 #include <sys/types.h>
1751                 #include <sys/socket.h>
1752                 #include <net/if.h>
1753         ], [
1754                 if_nametoindex(NULL);
1755         ], [
1756                 # Yes, we have it...
1757                 AC_MSG_RESULT(yes)
1758                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
1759         ], [
1760                 AC_MSG_RESULT(no)
1761         ])
1762
1763         dnl **********************************
1764         dnl *** Checks for MonoPosixHelper ***
1765         dnl **********************************
1766         AC_CHECK_HEADERS(checklist.h)
1767         AC_CHECK_HEADERS(pathconf.h)
1768         AC_CHECK_HEADERS(fstab.h)
1769         AC_CHECK_HEADERS(attr/xattr.h)
1770         AC_CHECK_HEADERS(sys/extattr.h)
1771         AC_CHECK_HEADERS(sys/sendfile.h)
1772         AC_CHECK_HEADERS(sys/statvfs.h)
1773         AC_CHECK_HEADERS(sys/statfs.h)
1774         AC_CHECK_HEADERS(sys/vfstab.h)
1775         AC_CHECK_HEADERS(sys/xattr.h)
1776         AC_CHECK_HEADERS(sys/mman.h)
1777         AC_CHECK_HEADERS(sys/param.h)
1778         AC_CHECK_HEADERS(sys/mount.h, [], [],
1779                 [
1780                 #ifdef HAVE_SYS_PARAM_H
1781                 # include <sys/param.h>
1782                 #endif
1783                 ])
1784         AC_CHECK_HEADERS(sys/mount.h)
1785         AC_CHECK_FUNCS(confstr)
1786         AC_CHECK_FUNCS(seekdir telldir)
1787         AC_CHECK_FUNCS(getdomainname)
1788         AC_CHECK_FUNCS(setdomainname)
1789         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1790         AC_CHECK_FUNCS(setgroups)
1791         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1792         AC_CHECK_FUNCS(getfsstat)
1793         AC_CHECK_FUNCS(lutimes futimes)
1794         AC_CHECK_FUNCS(mremap)
1795         AC_CHECK_FUNCS(remap_file_pages)
1796         AC_CHECK_FUNCS(posix_fadvise)
1797         AC_CHECK_FUNCS(posix_fallocate)
1798         AC_CHECK_FUNCS(posix_madvise)
1799         AC_CHECK_FUNCS(vsnprintf)
1800         AC_CHECK_FUNCS(sendfile)
1801         AC_CHECK_FUNCS(gethostid sethostid)
1802         AC_CHECK_FUNCS(sethostname)
1803         AC_CHECK_FUNCS(statfs)
1804         AC_CHECK_FUNCS(fstatfs)
1805         AC_CHECK_FUNCS(statvfs)
1806         AC_CHECK_FUNCS(fstatvfs)
1807         AC_CHECK_FUNCS(stime)
1808         AC_CHECK_FUNCS(strerror_r)
1809         AC_CHECK_FUNCS(ttyname_r)
1810         AC_CHECK_FUNCS(psignal)
1811         AC_CHECK_FUNCS(getlogin_r)
1812         AC_CHECK_FUNCS(lockf)
1813         AC_CHECK_FUNCS(swab)
1814         AC_CHECK_FUNCS(setusershell endusershell)
1815         AC_CHECK_SIZEOF(size_t)
1816         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1817                 [#include <sys/types.h>
1818                  #include <sys/stat.h>
1819                  #include <unistd.h>])
1820         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1821                 [#include <sys/types.h>
1822                  #include <sys/stat.h>
1823                  #include <unistd.h>])
1824         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1825                 [#include <sys/time.h>])
1826         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1827                 [#include <unistd.h>
1828                  #include <fcntl.h>])
1829         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1830                 [#include <sys/poll.h>])
1831         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1832                 [#include <sys/types.h>
1833                  #include <sys/stat.h>
1834                  #include <unistd.h>])
1835         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1836                 [#include <time.h>])
1837         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1838                 [#include <sys/time.h>
1839                  #include <sys/types.h>
1840                  #include <utime.h>])
1841         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1842                 [#include <sys/time.h>])
1843         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1844                 [#include <sys/types.h>
1845                  #include <utime.h>])
1846         AC_CHECK_MEMBERS(
1847                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1848                 [#include <sys/types.h>
1849                  #include <dirent.h>])
1850         AC_CHECK_MEMBERS(
1851                 [struct passwd.pw_gecos],,,
1852                 [#include <sys/types.h>
1853                  #include <pwd.h>])
1854         AC_CHECK_MEMBERS(
1855                 [struct statfs.f_flags],,,
1856                 [#include <sys/types.h>
1857                  #include <sys/vfs.h>])
1858
1859         dnl Favour xattr through glibc, but use libattr if we have to
1860         AC_CHECK_FUNC(lsetxattr, ,
1861                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1862         )
1863         AC_SUBST(XATTR_LIB)
1864
1865         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1866         AC_CHECK_MEMBERS(
1867                 [struct kinfo_proc.kp_proc],,,
1868                 [#include <sys/types.h>
1869                  #include <sys/param.h>
1870                  #include <sys/sysctl.h>
1871                  #include <sys/proc.h>
1872                  ])
1873
1874         dnl *********************************
1875         dnl *** Checks for Windows compilation ***
1876         dnl *********************************
1877         AC_CHECK_HEADERS(sys/time.h)
1878         AC_CHECK_HEADERS(sys/param.h)
1879         AC_CHECK_HEADERS(dirent.h)
1880
1881         dnl *********************************
1882         dnl *** Check for Console 2.0 I/O ***
1883         dnl *********************************
1884         AC_CHECK_HEADERS([curses.h])
1885         AC_CHECK_HEADERS([term.h], [], [],
1886         [#if HAVE_CURSES_H
1887          #include <curses.h>
1888          #endif
1889         ])
1890         AC_CHECK_HEADERS([termios.h])
1891
1892         dnl * This is provided in io-layer, but on windows it's only available
1893         dnl * on xp+
1894         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1895 else
1896         dnl *********************************
1897         dnl *** Checks for Windows compilation ***
1898         dnl *********************************
1899         AC_CHECK_HEADERS(winternl.h)
1900
1901         jdk_headers_found=no
1902         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1903         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1904         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1905         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1906         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1907         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1908         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1909
1910         dnl *********************************
1911         dnl *** Check for struct ip_mreqn ***
1912         dnl *********************************
1913         AC_MSG_CHECKING(for struct ip_mreqn)
1914         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1915                 struct ip_mreqn mreq;
1916                 mreq.imr_address.s_addr = 0;
1917         ], [
1918                 # Yes, we have it...
1919                 AC_MSG_RESULT(yes)
1920                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1921         ], [
1922                 # We'll just have to try and use struct ip_mreq
1923                 AC_MSG_RESULT(no)
1924                 AC_MSG_CHECKING(for struct ip_mreq)
1925                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1926                         struct ip_mreq mreq;
1927                         mreq.imr_interface.s_addr = 0;
1928                 ], [
1929                         # Yes, we have it...
1930                         AC_MSG_RESULT(yes)
1931                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1932                 ], [
1933                         # No multicast support
1934                         AC_MSG_RESULT(no)
1935                 ])
1936         ])
1937         AC_CHECK_FUNCS(GetProcessId)
1938 fi
1939
1940 dnl socklen_t check
1941 AC_MSG_CHECKING(for socklen_t)
1942 AC_TRY_COMPILE([
1943 #include <sys/types.h>
1944 #include <sys/socket.h>
1945 ],[
1946   socklen_t foo;
1947 ],[
1948 ac_cv_c_socklen_t=yes
1949         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1950         AC_MSG_RESULT(yes)
1951 ],[
1952         AC_MSG_RESULT(no)
1953 ])
1954
1955 AC_MSG_CHECKING(for array element initializer support)
1956 AC_TRY_COMPILE([#include <sys/socket.h>], [
1957         const int array[] = {[1] = 2,};
1958 ], [
1959         # Yes, we have it...
1960         AC_MSG_RESULT(yes)
1961         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1962 ], [
1963         # We'll have to use signals
1964         AC_MSG_RESULT(no)
1965 ])
1966
1967 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1968         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1969         AC_TRY_LINK([#include <math.h>],
1970         [ static void *p = &trunc; ],
1971         [
1972                 AC_DEFINE(HAVE_TRUNC)
1973                 AC_MSG_RESULT(yes)
1974                 ac_cv_trunc=yes
1975         ],
1976         AC_MSG_RESULT(no)))
1977
1978 if test "x$ac_cv_truncl" != "xyes"; then
1979    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1980 fi
1981
1982 AC_CHECK_FUNCS(round)
1983 AC_CHECK_FUNCS(rint)
1984 AC_CHECK_FUNCS(execvp)
1985
1986 dnl ****************************
1987 dnl *** Look for /dev/random ***
1988 dnl ****************************
1989
1990 AC_MSG_CHECKING([if usage of random device is requested])
1991 AC_ARG_ENABLE(dev-random,
1992 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1993 try_dev_random=$enableval, try_dev_random=yes)
1994
1995 AC_MSG_RESULT($try_dev_random)
1996
1997 case "{$build}" in
1998     *-openbsd*)
1999     NAME_DEV_RANDOM="/dev/srandom"
2000     ;;
2001
2002 dnl Win32 does not have /dev/random, they have their own method...
2003
2004     *-mingw*|*-*-cygwin*)
2005     ac_cv_have_dev_random=no
2006     ;;
2007
2008 dnl Everywhere else, it's /dev/random
2009
2010     *)
2011     NAME_DEV_RANDOM="/dev/random"
2012     ;;
2013 esac
2014
2015 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2016
2017 dnl Now check if the device actually exists
2018
2019 if test "x$try_dev_random" = "xyes"; then
2020     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2021     [if test -r "$NAME_DEV_RANDOM" ; then
2022         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2023     if test "x$ac_cv_have_dev_random" = "xyes"; then
2024         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2025     fi
2026 else
2027     AC_MSG_CHECKING(for random device)
2028     ac_cv_have_dev_random=no
2029     AC_MSG_RESULT(has been disabled)
2030 fi
2031
2032 if test "x$host_win32" = "xyes"; then
2033     AC_DEFINE(HAVE_CRYPT_RNG)
2034 fi
2035
2036 if test "x$ac_cv_have_dev_random" = "xno" \
2037     && test "x$host_win32" = "xno"; then
2038     AC_MSG_WARN([[
2039 ***
2040 *** A system-provided entropy source was not found on this system.
2041 *** Because of this, the System.Security.Cryptography random number generator
2042 *** will throw a NotImplemented exception.
2043 ***
2044 *** If you are seeing this message, and you know your system DOES have an
2045 *** entropy collection in place, please contact <crichton@gimp.org> and
2046 *** provide information about the system and how to access the random device.
2047 ***
2048 *** Otherwise you can install either egd or prngd and set the environment
2049 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2050 ***]])
2051 fi
2052
2053 AC_MSG_CHECKING([if inter-process shared handles are requested])
2054 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2055 AC_MSG_RESULT($try_shared_handles)
2056 if test "x$try_shared_handles" != "xyes"; then
2057         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2058         AC_SUBST(DISABLE_SHARED_HANDLES)
2059 fi
2060
2061 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2062
2063 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2064 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2065
2066 AC_MSG_CHECKING([if big-arrays are to be enabled])
2067 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2068 if test "x$enable_big_arrays" = "xyes" ; then
2069     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2070         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2071     else
2072         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2073     fi
2074 fi
2075 AC_MSG_RESULT($enable_big_arrays)
2076
2077 dnl **************
2078 dnl *** DTRACE ***
2079 dnl **************
2080
2081 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2082
2083 if test "x$enable_dtrace" = "xyes"; then
2084    if test "x$has_dtrace" = "xno"; then
2085           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2086    fi
2087    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2088    if test "x$DTRACE" = "xno"; then
2089           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2090           enable_dtrace=no
2091    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2092           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2093           enable_dtrace=no
2094    fi
2095 fi
2096
2097 dtrace_g=no
2098 if test "x$enable_dtrace" = "xyes"; then
2099         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2100         DTRACEFLAGS=
2101         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2102                 case "$host" in
2103                         powerpc-*-darwin*)
2104                         DTRACEFLAGS="-arch ppc64"
2105                         ;;
2106                         i*86-*-darwin*)
2107                         DTRACEFLAGS="-arch x86_64"
2108                         ;;
2109                         *)
2110                         DTRACEFLAGS=-64
2111                         ;;
2112                 esac
2113         else
2114                 case "$host" in
2115                         powerpc-*-darwin*)
2116                         DTRACEFLAGS="-arch ppc"
2117                         ;;
2118                         i*86-*-darwin*)
2119                         DTRACEFLAGS="-arch i386"
2120                         ;;
2121                         *)
2122                         DTRACEFLAGS=-32
2123                         ;;
2124                 esac
2125         fi
2126         AC_SUBST(DTRACEFLAGS)
2127         case "$host" in
2128                 *-*-solaris*)
2129                 dtrace_g=yes
2130                 ;;
2131         esac
2132         AC_CHECK_HEADERS([sys/sdt.h])
2133 fi
2134 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2135 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2136
2137 dnl **************
2138 dnl ***  NaCl  ***
2139 dnl **************
2140
2141 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2142 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2143
2144 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2145 if test "x$enable_nacl_codegen" = "xyes"; then
2146    MONO_NACL_ALIGN_MASK_OFF=1
2147    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2148    AC_DEFINE(TARGET_NACL, 1, [...])
2149 else
2150    MONO_NACL_ALIGN_MASK_OFF=0
2151    CPPFLAGS="$CPPFLAGS -D__default_codegen__"
2152 fi
2153 if test "x$enable_nacl_gc" = "xyes"; then
2154    CPPFLAGS="$CPPFLAGS -finstrument-for-thread-suspension -D__native_client_gc__"
2155 fi
2156 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2157
2158 dnl **************
2159 dnl ***  LLVM  ***
2160 dnl **************
2161
2162 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2163 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2164
2165 if test "x$enable_llvm" = "xyes"; then
2166    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2167    if test "x$LLVM_CONFIG" = "xno"; then
2168           AC_MSG_ERROR([llvm-config not found.])
2169    fi
2170
2171    # The output of --cflags seems to include optimizations flags too
2172    LLVM_CFLAGS=`$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'`
2173    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2174    # from LLVM classes.
2175    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2176    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2177    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit x86codegen`
2178    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2179
2180    # Should be something like '2.6' or '2.7svn'
2181    llvm_version=`$LLVM_CONFIG --version`
2182    major_version=`echo $llvm_version | cut -c 1`
2183    minor_version=`echo $llvm_version | cut -c 3`
2184    AC_MSG_CHECKING(LLVM version)
2185    AC_MSG_RESULT($llvm_version)
2186    if echo $llvm_version | grep -q 'mono'; then
2187           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2188           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2189    else
2190           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.])
2191    fi
2192
2193    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2194    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2195    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2196
2197    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2198    # llvm's config.h
2199    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2200
2201    AC_SUBST(LLVM_CFLAGS)
2202    AC_SUBST(LLVM_CXXFLAGS)
2203    AC_SUBST(LLVM_LIBS)
2204    AC_SUBST(LLVM_LDFLAGS)
2205    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2206 fi
2207
2208 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2209 if test "x$enable_loadedllvm" = "xyes"; then
2210    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2211 fi
2212 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2213
2214 TARGET="unknown"
2215 ACCESS_UNALIGNED="yes"
2216
2217 JIT_SUPPORTED=no
2218 INTERP_SUPPORTED=no
2219 LIBC="libc.so.6"
2220 INTL="libc.so.6"
2221 SQLITE="libsqlite.so.0"
2222 SQLITE3="libsqlite3.so.0"
2223 X11="libX11.so"
2224
2225 sizeof_register="SIZEOF_VOID_P"
2226
2227 jit_wanted=true
2228 interp_wanted=false
2229 sgen_supported=false
2230 case "$host" in
2231 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2232 #               TARGET=MIPS;
2233 #               ACCESS_UNALIGNED="no"
2234 #               ;;
2235         mips*)
2236                 TARGET=MIPS;
2237                 arch_target=mips;
2238                 sgen_supported=true
2239                 ACCESS_UNALIGNED="no"
2240                 JIT_SUPPORTED=yes
2241
2242                 AC_MSG_CHECKING(for mips n32)
2243                 AC_TRY_COMPILE([],[
2244                 #if _MIPS_SIM != _ABIN32
2245                 #error Not mips n32
2246                 #endif
2247                 return 0;
2248                 ],[
2249                 AC_MSG_RESULT(yes)
2250                 sizeof_register=8
2251                 ],[
2252                 AC_MSG_RESULT(no)
2253                 ])
2254                 ;;
2255         i*86-*-*)
2256                 TARGET=X86;
2257                 arch_target=x86;
2258                 JIT_SUPPORTED=yes
2259                 case $host_os in
2260                   solaris*)
2261                         LIBC="libc.so"
2262                         INTL="libintl.so"
2263                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2264                                 TARGET=AMD64
2265                                 arch_target=amd64
2266                         fi
2267
2268                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2269                         # int astruct __attribute__ ((visibility ("hidden")));
2270                         # void foo ()
2271                         # {
2272                         #       void *p = &astruct;
2273                         # }
2274                         # gcc -fPIC --shared -o libfoo.so foo.c
2275                         # yields:
2276                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2277                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2278                         have_visibility_hidden=no
2279                         sgen_supported=true
2280                         ;;
2281                   cygwin*)
2282                         sgen_supported=true
2283                         have_visibility_hidden=no
2284                         ;;
2285                   haiku*)
2286                         LIBC=libroot.so
2287                         ;;
2288                   linux*)
2289                         sgen_supported=true
2290                         AOT_SUPPORTED="yes"
2291                         ;;
2292                   darwin*)
2293                         sgen_supported=true
2294                         AOT_SUPPORTED="yes"
2295                         ;;
2296                   darwin*|openbsd*|freebsd*)
2297                         sgen_supported=true
2298                         ;;
2299                 esac
2300                 ;;
2301         x86_64-*-* | amd64-*-*)
2302                 TARGET=AMD64;
2303                 arch_target=amd64;
2304                 JIT_SUPPORTED=yes
2305                 case $host_os in
2306                   linux*)
2307                         sgen_supported=true
2308                         AOT_SUPPORTED="yes"
2309                         ;;
2310                   darwin*|openbsd*|freebsd*)
2311                         sgen_supported=true
2312                         ;;
2313                 esac
2314                 case "$host" in
2315                         x86_64-*-nacl*)
2316                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2317                                 sizeof_register=8
2318                                 ;;
2319                 esac
2320                 ;;
2321         ia64-*-*)
2322                 TARGET=IA64
2323                 arch_target=ia64
2324                 ACCESS_UNALIGNED="no"
2325                 JIT_SUPPORTED=yes
2326                 LIBC="libc.so.6.1"
2327                 INTL="libc.so.6.1"
2328                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2329                 libmono_ldflags="-lunwind"
2330                 ;;
2331         sparc*-*-*)
2332                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2333                    TARGET=SPARC64
2334                 else
2335                         TARGET=SPARC
2336                 fi
2337                 arch_target=sparc;
2338                 JIT_SUPPORTED=yes
2339                 ACCESS_UNALIGNED="no"
2340                 case $host_os in
2341                   linux*) ;;
2342                   *)
2343                         LIBC="libc.so"
2344                         INTL="libintl.so"
2345                 esac
2346                 if test x"$GCC" = xyes; then
2347                         # We don't support v8 cpus
2348                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2349                 fi
2350                 if test x"$AR" = xfalse; then
2351                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2352                 fi
2353                 sgen_supported=true
2354                 ;;
2355        alpha*-*-linux* | alpha*-*-osf*)
2356                 TARGET=ALPHA;
2357                 ACCESS_UNALIGNED="no"
2358                 JIT_SUPPORTED=yes
2359                 arch_target=alpha;
2360                 CFLAGS="$CFLAGS -mieee -O0"
2361                 case $host_os in
2362                   linux*)
2363                         LIBC="libc.so.6.1"
2364                         INTL="libc.so.6.1"
2365                 esac
2366                ;;
2367         *-mingw*|*-*-cygwin*)
2368                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2369                 have_visibility_hidden=no
2370                 INTL="intl"
2371                 ;;
2372         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2373                 TARGET=HPPA;
2374                 arch_target=hppa;
2375                 LIBC="libc.sl"
2376                 ACCESS_UNALIGNED="no"
2377                 INTERP_SUPPORTED=yes
2378                 interp_wanted=true
2379                 ;;
2380         hppa*linux*)
2381                 TARGET=HPPA;
2382                 arch_target=hppa;
2383                 ACCESS_UNALIGNED="no"
2384                 JIT_SUPPORTED=yes
2385                 ;;
2386         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2387         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2388                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2389                         TARGET=POWERPC64;
2390                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2391                         CFLAGS="$CFLAGS -mminimal-toc"
2392                 else
2393                         TARGET=POWERPC;
2394                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2395                 fi
2396                 arch_target=ppc;
2397                 JIT_SUPPORTED=yes
2398                 case $host_os in
2399                   linux*|darwin*)
2400                         sgen_supported=true
2401                         ;;
2402                 esac
2403                 ;;
2404         arm*-darwin*)
2405                 TARGET=ARM;
2406                 arch_target=arm;
2407                 ACCESS_UNALIGNED="no"
2408                 JIT_SUPPORTED=yes
2409                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2410                 # libgc's gc_locks.h depends on this
2411             NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2412                 sgen_supported=true
2413                 ;;
2414         arm*-linux*)
2415                 TARGET=ARM;
2416                 arch_target=arm;
2417                 ACCESS_UNALIGNED="no"
2418                 JIT_SUPPORTED=yes
2419                 sgen_supported=true
2420                 AOT_SUPPORTED="yes"
2421                 ;;
2422         s390-*-linux*)
2423                 TARGET=S390;
2424                 arch_target=s390;
2425                 ACCESS_UNALIGNED="yes"
2426                 JIT_SUPPORTED=yes
2427                 sgen_supported=true
2428                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2429                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2430                 ;;
2431         s390x-*-linux*)
2432                 TARGET=S390x;
2433                 arch_target=s390x;
2434                 ACCESS_UNALIGNED="yes"
2435                 JIT_SUPPORTED=yes
2436                 sgen_supported=true
2437                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2438                 ;;
2439 esac
2440
2441 HOST=$TARGET
2442
2443 if test "x$host" != "x$target"; then
2444    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2445    enable_mcs_build=no
2446    case "$target" in
2447    powerpc64-ps3-linux-gnu)
2448                 TARGET=POWERPC64
2449                 arch_target=powerpc64
2450                 AC_DEFINE(TARGET_PS3, 1, [...])
2451                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2452                 # uses this define
2453                 AC_DEFINE(__mono_ppc64__, 1, [...])
2454                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2455                 sizeof_register=8
2456                 target_byte_order=G_BIG_ENDIAN
2457                 ;;
2458
2459    powerpc64-xbox360-linux-gnu)
2460                 TARGET=POWERPC64
2461                 arch_target=powerpc64
2462                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2463                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2464                 # uses this define
2465                 sizeof_register=8
2466                 target_byte_order=G_BIG_ENDIAN
2467                 ;;
2468    x86_64-*-nacl)
2469                 TARGET=AMD64
2470                 arch_target=amd64
2471                 AC_DEFINE(TARGET_AMD64, 1, [...])
2472                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2473                 sizeof_register=8
2474                 ;;
2475    *-*-nacl)
2476                 TARGET=X86
2477                 arch_target=x86
2478                 AC_DEFINE(TARGET_X86, 1, [...])
2479                 sizeof_register=4
2480                 ;;
2481    arm*-unknown-linux-gnueabi*)
2482                 TARGET=ARM;
2483                 arch_target=arm;
2484                 AC_DEFINE(TARGET_ARM, 1, [...])
2485                 ACCESS_UNALIGNED="no"
2486                 JIT_SUPPORTED=yes
2487                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2488                 jit_wanted=true
2489                 # Can't use tls, since it depends on the runtime detection of tls offsets
2490                 # in mono-compiler.h
2491                 with_tls=pthread
2492                 target_mach=no
2493                 case "$target" in
2494                 armv7l-unknown-linux-gnueabi*)
2495                         # TEGRA
2496                         CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1"
2497                         ;;
2498                 armv5-*-linux-androideabi*)
2499                         AC_DEFINE(TARGET_ANDROID, 1, [...])
2500                         CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE"
2501                         ;;
2502                 esac
2503                 ;;
2504         *)
2505                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2506         esac
2507 fi
2508
2509 # FIXME: Define the others as well
2510 case "$TARGET" in
2511 X86)
2512         AC_DEFINE(TARGET_X86, 1, [...])
2513         ;;
2514 AMD64)
2515         AC_DEFINE(TARGET_AMD64, 1, [...])
2516         ;;
2517 ARM)
2518         AC_DEFINE(TARGET_ARM, 1, [...])
2519         ;;
2520 POWERPC)
2521         AC_DEFINE(TARGET_POWERPC, 1, [...])
2522         ;;
2523 POWERPC64)
2524         AC_DEFINE(TARGET_POWERPC, 1, [...])
2525         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2526         ;;
2527 S390x)
2528         AC_DEFINE(TARGET_S390X, 1, [...])
2529         ;;
2530 MIPS)
2531         AC_DEFINE(TARGET_MIPS, 1, [...])
2532         ;;
2533 esac
2534
2535 if test "x$target_mach" = "xyes"; then
2536    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
2537 fi
2538
2539 if test "x$sizeof_register" = "x4"; then
2540    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2541 elif test "x$sizeof_register" = "x8"; then
2542    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2543 else
2544    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2545 fi
2546
2547 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2548    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2549 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2550    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2551 else
2552    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2553 fi
2554
2555 if test "x$have_visibility_hidden" = "xyes"; then
2556    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2557 fi
2558
2559 if test "x$have_deprecated" = "xyes"; then
2560    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2561 fi
2562
2563 dnl
2564 dnl Simple Generational checks (sgen)
2565 dnl
2566 if $sgen_supported; then
2567    build_sgen_default=yes
2568 else
2569    build_sgen_default=no
2570 fi
2571 SGEN_DEFINES=
2572 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2573 if test x$buildsgen = xyes; then
2574    if $sgen_supported; then
2575        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR"
2576        gc_msg="sgen and $gc_msg"
2577    else
2578        buildsgen=no
2579        AC_MSG_WARN("Sgen is not supported on this platform")
2580    fi
2581 fi
2582 AC_SUBST(SGEN_DEFINES)
2583 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2584
2585 USEJIT=false
2586 if test x$JIT_SUPPORTED = xyes; then
2587    if $jit_wanted; then
2588       USEJIT=true
2589       jit_status="Building and using the JIT"
2590    else
2591       if $interp_wanted; then
2592          jit_status="Building the JIT, defaulting to the interpreter"
2593       else
2594          AC_ERROR(No JIT or interpreter support available or selected.)
2595       fi
2596    fi
2597 else
2598    if test x$interp_wanted = xtrue; then
2599       jit_status="interpreter"
2600    else
2601       AC_ERROR(No JIT or interpreter support available or selected.)
2602    fi
2603 fi
2604
2605 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2606
2607 libsuffix=".so"
2608
2609 case "$host" in
2610      *-*-darwin*)
2611         libsuffix=".dylib"
2612         LIBC="libc.dylib"
2613         INTL="libintl.dylib"
2614         SQLITE="libsqlite.0.dylib"
2615         SQLITE3="libsqlite3.0.dylib"
2616         X11="libX11.dylib"
2617         ;;
2618      *-*-*netbsd*)
2619         LIBC="libc.so.12"
2620         INTL="libintl.so.0"
2621         ;;
2622     *-*-*freebsd*)
2623         LIBC="libc.so"
2624         INTL="libintl.so"
2625         SQLITE="libsqlite.so"
2626         SQLITE3="libsqlite3.so"
2627         ;;
2628     *-*-*openbsd*)
2629         LIBC="libc.so"
2630         INTL="libintl.so"
2631         SQLITE="libsqlite.so"
2632         SQLITE3="libsqlite3.so"
2633         ;;
2634     *-*-*linux*)
2635         AC_PATH_X
2636         AC_MSG_CHECKING(for the soname of libX11.so)
2637         for i in $x_libraries /usr/lib /usr/lib64; do
2638                 for r in 4 5 6; do
2639                         if test -f $i/libX11.so.$r; then
2640                                 X11=libX11.so.$r
2641                                 AC_MSG_RESULT($X11)
2642                         fi
2643                 done
2644         done
2645
2646         if test "x$X11" = "xlibX11.so"; then
2647                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? Assuming libX11.so.6...]);
2648                 X11=libX11.so.6
2649         fi
2650         ;;
2651 esac
2652
2653
2654 AC_SUBST(libsuffix)
2655
2656 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2657         if test "x$with_tls" = "x__thread"; then
2658                 #
2659                 # On some linux distributions, TLS works in executables, but linking
2660                 # against a shared library containing TLS fails with:
2661                 # undefined reference to `__tls_get_addr'
2662                 #
2663                 rm -f conftest.c conftest.so conftest
2664                 echo "static __thread int foo; int main () { foo = 5; return 0; }" > conftest.c
2665                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2666                 $CC -o conftest conftest.so > /dev/null 2>&1
2667                 if test ! -f conftest; then
2668                    AC_MSG_WARN([Disabling usage of __thread.]);
2669                    with_tls=pthread
2670                 fi
2671                 rm -f conftest.c conftest.so conftest
2672         fi
2673 fi
2674
2675 mono_debugger_supported=no
2676 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2677 if test "x$try_mono_debugger" = "xyes"; then
2678         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA" -o "x$TARGET" = "xS390x"; then
2679                 if test x$use_included_gc = xyes; then
2680                         case "$host" in
2681                         *-*-*linux*)
2682                                 mono_debugger_supported=yes
2683                                 ;;
2684                         *86-apple-darwin*)
2685                                 mono_debugger_supported=yes
2686                                 ;;
2687                         esac
2688                 fi
2689         fi
2690 fi
2691
2692 # disable the debugger entirely when building with moonlight
2693 if test "x$with_moonlight" != "xno"; then
2694         mono_debugger_supported=no
2695 fi
2696
2697 # mdb support for sgen is broken, disable it until further notice.
2698 mono_debugger_supported=no
2699
2700 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2701 if test "x$mono_debugger_supported" = "xyes"; then
2702         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2703         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2704 fi
2705 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2706 AC_MSG_RESULT($mono_debugger_supported)
2707
2708 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
2709 if test "x$icall_symbol_map" = "xyes"; then
2710    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
2711 fi
2712
2713 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
2714 if test "x$icall_export" = "xyes"; then
2715    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
2716 fi
2717
2718 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
2719 if test "x$icall_tables" = "xno"; then
2720    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
2721 fi
2722
2723 if test "x$with_tls" = "x__thread"; then
2724         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2725         # Pass the information to libgc
2726         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2727         AC_MSG_CHECKING(if the tls_model attribute is supported)
2728         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2729                 ], [
2730                         AC_MSG_RESULT(yes)
2731                         # CLANG doesn't support this yet, and it prints warnings about it
2732                         if test "x$mono_cv_clang" = "xno"; then
2733                                 AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2734                         fi
2735                 ], [
2736                         AC_MSG_RESULT(no)
2737         ])
2738 fi
2739
2740 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2741         dnl ******************************************
2742         dnl *** Check to see what FPU is available ***
2743         dnl ******************************************
2744         AC_MSG_CHECKING(which FPU to use)
2745
2746         fpu=NONE
2747         if gcc -v 2>&1 | grep -q -- '--with-float=hard'; then
2748            fpu=VFP_HARD
2749         fi
2750
2751         if test x$fpu = xNONE; then
2752            ORIG_CFLAGS=$CFLAGS
2753            CFLAGS="$CFLAGS -mfpu=vfp -mfloat-abi=softfp"
2754            AC_TRY_RUN([
2755                                 int main () { __asm__ ("faddd   d7, d6, d7"); return 0; }
2756                                 ], fpu=VFP, fpu=NONE)
2757            CFLAGS=$ORIG_CFLAGS
2758         fi
2759
2760         if test x$fpu = xNONE; then
2761                 AC_TRY_COMPILE([], [
2762                         __asm__ ("ldfd f0, [r0]");
2763                         ], fpu=FPA, fpu=NONE)
2764         fi
2765
2766         AC_MSG_RESULT($fpu)
2767         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2768         unset fpu
2769
2770         AC_MSG_CHECKING(for ARMV6)
2771         AC_TRY_RUN([
2772                 int main () { __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory"); return 0; }
2773                         ], armv6=yes, armv6=no)
2774
2775         AC_MSG_RESULT($armv6)
2776         if test ${armv6} = yes; then
2777            AC_DEFINE(HAVE_ARMV6, 1, "Host supports ARMV6 instructions")
2778            # libgc's gc_locks.h depends on this
2779            NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2780         fi
2781 fi
2782
2783 if test ${TARGET} = unknown; then
2784         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2785         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2786 fi
2787
2788 if test ${ACCESS_UNALIGNED} = no; then
2789         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2790 fi
2791
2792 case "x$gc" in
2793         xincluded)
2794                 # Pass CPPFLAGS to libgc configure
2795                 # We should use a separate variable for this to avoid passing useless and
2796                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2797                 # This should be executed late so we pick up the final version of CPPFLAGS
2798                 # The problem with this approach, is that during a reconfigure, the main
2799                 # configure scripts gets invoked with these arguments, so we use separate
2800                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2801                 TMP_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2802                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2803                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2804                 fi
2805                 # Don't pass -finstrument-for-thread-suspension in,
2806                 # if these are instrumented it will be very bad news
2807                 # (infinite recursion, undefined parking behavior, etc)
2808                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
2809                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2810                 AC_CONFIG_SUBDIRS(libgc)
2811                 ;;
2812 esac
2813
2814 AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0/3.5 FX (defaults to yes)],            [], [with_profile2=yes])
2815 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                [], [with_profile4=yes])
2816 AC_ARG_WITH(profile4_5,[  --with-profile4_5=yes,no        If you want to install the 4.5 FX (defaults to yes)],                [], [with_profile4_5=yes])
2817 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid assemblies (defaults to no)],     [], [with_monodroid=no])
2818 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no,only    If you want to build the MonoTouch assemblies (defaults to no)],     [], [with_monotouch=no])
2819
2820 OPROFILE=no
2821 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2822         if test x$with_oprofile != xno; then
2823             oprofile_include=$with_oprofile/include
2824             if test ! -f $oprofile_include/opagent.h; then
2825                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2826                 fi
2827             OPROFILE=yes
2828                 OPROFILE_CFLAGS="-I$oprofile_include"
2829             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2830             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2831         fi
2832 ])
2833
2834 MALLOC_MEMPOOLS=no
2835 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2836         if test x$with_malloc_mempools = xyes; then
2837                 MALLOC_MEMPOOLS=yes
2838                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2839         fi
2840 ])
2841
2842
2843 DISABLE_MCS_DOCS=no
2844 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2845         if test x$with_mcs_docs != xyes; then
2846                 DISABLE_MCS_DOCS=yes
2847         fi
2848 ])
2849 if test x$with_profile4 != xyes; then
2850         DISABLE_MCS_DOCS=yes
2851 fi
2852
2853 MOONLIGHT_DEFINES=
2854 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2855         if test x$with_moonlight != xno; then
2856         MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING "
2857         fi
2858 ], [with_moonlight=no])
2859 AC_SUBST(MOONLIGHT_DEFINES)
2860
2861 AC_ARG_WITH(moon_gc, [  --with-moon-gc=boehm,sgen               Select the gc to use with Moonlight (defaults to boehm)],[
2862         if test "x$with_moon_gc" != "xsgen"; then
2863                 with_moon_gc=boehm
2864         fi
2865 ], [with_moon_gc=boehm])
2866
2867 AC_CHECK_HEADER([malloc.h],
2868                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2869                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2870
2871 if test x"$GCC" = xyes; then
2872         # Implicit function declarations are not 64 bit safe
2873         # Do this late, since this causes lots of configure tests to fail
2874         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
2875         # jay has a lot of implicit declarations
2876         JAY_CFLAGS="-Wno-implicit-function-declaration"
2877 fi
2878
2879 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
2880 # instead of libmono-static.a
2881 if test "x$enable_shared" = "xno"; then
2882    LIBMONO_LA=libmini-static.la
2883 else
2884    LIBMONO_LA=libmono-$API_VER.la
2885 fi
2886 AC_SUBST(LIBMONO_LA)
2887
2888 dnl
2889 dnl Consistency settings
2890 dnl
2891 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2892    DISABLE_MCS_DOCS=yes
2893    with_profile2=no
2894    with_profile4=no
2895    with_profile4_5=no
2896    with_monodroid=no
2897    with_monotouch=no
2898 fi
2899
2900 if test x$DISABLE_MCS_DOCS = xyes; then
2901    docs_dir=""
2902 else
2903    docs_dir=docs
2904 fi
2905 AC_SUBST(docs_dir)
2906
2907 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
2908 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
2909
2910 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2911 AC_SUBST(OPROFILE_CFLAGS)
2912 AC_SUBST(OPROFILE_LIBS)
2913
2914 libmono_ldflags="$libmono_ldflags $LIBS"
2915
2916 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2917
2918 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2919 AM_CONDITIONAL(MOONLIGHT_BOEHM, [test "x$with_moon_gc" = "xboehm"])
2920 AM_CONDITIONAL(MOONLIGHT_SGEN, [test "x$with_moon_gc" = "xsgen"])
2921
2922 AM_CONDITIONAL(INSTALL_2_0, [test "x$with_profile2" = xyes])
2923 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2924 AM_CONDITIONAL(INSTALL_4_5, [test "x$with_profile4_5" = xyes])
2925 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
2926 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
2927
2928 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2929 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2930 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2931 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2932 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2933 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2934 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2935 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2936 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2937 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2938 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2939 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2940 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2941 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2942 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2943 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2944 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
2945 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
2946 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
2947
2948 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2949 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2950 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2951
2952 AC_SUBST(LIBC)
2953 AC_SUBST(INTL)
2954 AC_SUBST(SQLITE)
2955 AC_SUBST(SQLITE3)
2956 AC_SUBST(X11)
2957 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2958 AC_SUBST(arch_target)
2959 AC_SUBST(CFLAGS)
2960 AC_SUBST(CPPFLAGS)
2961 AC_SUBST(LDFLAGS)
2962
2963 mono_build_root=`pwd`
2964 AC_SUBST(mono_build_root)
2965
2966 if test x$USEJIT = xtrue; then
2967   mono_runtime=mono/mini/mono
2968 else
2969   mono_runtime=mono/interpreter/mint
2970 fi
2971 AC_SUBST(mono_runtime)
2972
2973 mono_cfg_root=$mono_build_root/runtime
2974 if test x$host_win32 = xyes; then
2975   if test "x$cross_compiling" = "xno"; then
2976     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2977   else
2978     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2979   fi
2980 else
2981   mono_cfg_dir=$mono_cfg_root/etc
2982 fi
2983 AC_SUBST(mono_cfg_dir)
2984
2985 AC_CONFIG_FILES([po/mcs/Makefile.in])
2986
2987 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2988 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2989
2990 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2991 [   depth=../../../..
2992     case $srcdir in
2993     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2994     .) reldir=$depth ;;
2995     *) reldir=$depth/$srcdir ;;
2996     esac
2997     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2998     cd runtime/etc/mono/1.0
2999     rm -f machine.config
3000     $LN_S $reldir/data/net_1_1/machine.config machine.config
3001     cd $depth
3002 ],[LN_S='$LN_S'])
3003
3004 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
3005 [   depth=../../../..
3006     case $srcdir in
3007     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3008     .) reldir=$depth ;;
3009     *) reldir=$depth/$srcdir ;;
3010     esac
3011     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3012     cd runtime/etc/mono/2.0
3013     rm -f machine.config
3014     $LN_S $reldir/data/net_2_0/machine.config machine.config
3015     cd $depth
3016 ],[LN_S='$LN_S'])
3017
3018 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3019 [   depth=../../../..
3020     case $srcdir in
3021     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3022     .) reldir=$depth ;;
3023     *) reldir=$depth/$srcdir ;;
3024     esac
3025     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3026     cd runtime/etc/mono/2.0
3027     rm -f web.config
3028     $LN_S $reldir/data/net_2_0/web.config web.config
3029     cd $depth
3030 ],[LN_S='$LN_S'])
3031
3032 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3033 [   depth=../../..
3034     case $srcdir in
3035     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3036     .) reldir=$depth ;;
3037     *) reldir=$depth/$srcdir ;;
3038     esac
3039     $ac_aux_dir/install-sh -d runtime/etc/mono/
3040     cd runtime/etc/mono/
3041     rm -f browscap.ini
3042     $LN_S $reldir/data/browscap.ini browscap.ini
3043     cd $depth
3044 ],[LN_S='$LN_S'])
3045
3046 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3047 [   depth=../../../../..
3048     case $srcdir in
3049     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3050     .) reldir=$depth ;;
3051     *) reldir=$depth/$srcdir ;;
3052     esac
3053     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3054     cd runtime/etc/mono/2.0/Browsers
3055     rm -f Compat.browser
3056     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
3057     cd $depth
3058 ],[LN_S='$LN_S'])
3059
3060 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3061 [   depth=../../../..
3062     case $srcdir in
3063     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3064     .) reldir=$depth ;;
3065     *) reldir=$depth/$srcdir ;;
3066     esac
3067     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3068     cd runtime/etc/mono/4.0
3069     rm -f machine.config
3070     $LN_S $reldir/data/net_4_0/machine.config machine.config
3071     cd $depth
3072 ],[LN_S='$LN_S'])
3073
3074 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3075 [   depth=../../../..
3076     case $srcdir in
3077     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3078     .) reldir=$depth ;;
3079     *) reldir=$depth/$srcdir ;;
3080     esac
3081     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3082     cd runtime/etc/mono/4.0
3083     rm -f web.config
3084     $LN_S $reldir/data/net_4_0/web.config web.config
3085     cd $depth
3086 ],[LN_S='$LN_S'])
3087
3088 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3089 [   depth=../../../..
3090     case $srcdir in
3091     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3092     .) reldir=$depth ;;
3093     *) reldir=$depth/$srcdir ;;
3094     esac
3095     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3096     cd runtime/etc/mono/4.5
3097     rm -f machine.config
3098     $LN_S $reldir/data/net_4_5/machine.config machine.config
3099     cd $depth
3100 ],[LN_S='$LN_S'])
3101
3102 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3103 [   depth=../../../..
3104     case $srcdir in
3105     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3106     .) reldir=$depth ;;
3107     *) reldir=$depth/$srcdir ;;
3108     esac
3109     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3110     cd runtime/etc/mono/4.5
3111     rm -f web.config
3112     $LN_S $reldir/data/net_4_5/web.config web.config
3113     cd $depth
3114 ],[LN_S='$LN_S'])
3115
3116 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])
3117
3118 AC_OUTPUT([
3119 Makefile
3120 mono-core.spec
3121 mono-uninstalled.pc
3122 scripts/mono-find-provides
3123 scripts/mono-find-requires
3124 mono/Makefile
3125 mono/utils/Makefile
3126 mono/metadata/Makefile
3127 mono/dis/Makefile
3128 mono/cil/Makefile
3129 mono/arch/Makefile
3130 mono/arch/x86/Makefile
3131 mono/arch/amd64/Makefile
3132 mono/arch/hppa/Makefile
3133 mono/arch/ppc/Makefile
3134 mono/arch/sparc/Makefile
3135 mono/arch/s390/Makefile
3136 mono/arch/s390x/Makefile
3137 mono/arch/arm/Makefile
3138 mono/arch/alpha/Makefile
3139 mono/arch/ia64/Makefile
3140 mono/arch/mips/Makefile
3141 mono/interpreter/Makefile
3142 mono/tests/Makefile
3143 mono/tests/tests-config
3144 mono/tests/assemblyresolve/Makefile
3145 mono/tests/cas/Makefile
3146 mono/tests/cas/assembly/Makefile
3147 mono/tests/cas/demand/Makefile
3148 mono/tests/cas/inheritance/Makefile
3149 mono/tests/cas/linkdemand/Makefile
3150 mono/tests/cas/threads/Makefile
3151 mono/benchmark/Makefile
3152 mono/monograph/Makefile
3153 mono/io-layer/Makefile
3154 mono/mini/Makefile
3155 mono/profiler/Makefile
3156 m4/Makefile
3157 ikvm-native/Makefile
3158 scripts/Makefile
3159 man/Makefile
3160 docs/Makefile
3161 data/Makefile
3162 data/net_2_0/Makefile
3163 data/net_4_0/Makefile
3164 data/net_4_5/Makefile
3165 data/net_2_0/Browsers/Makefile
3166 data/mint.pc
3167 data/mono-2.pc
3168 data/monosgen-2.pc
3169 data/mono.pc
3170 data/mono-cairo.pc
3171 data/mono-nunit.pc
3172 data/mono-options.pc
3173 data/mono-lineeditor.pc
3174 data/monodoc.pc
3175 data/mono.web.pc
3176 data/dotnet.pc
3177 data/dotnet35.pc
3178 data/wcf.pc
3179 data/cecil.pc
3180 data/system.web.extensions_1.0.pc
3181 data/system.web.extensions.design_1.0.pc
3182 data/system.web.mvc.pc
3183 data/system.web.mvc2.pc
3184 data/system.web.mvc3.pc
3185 data/aspnetwebstack.pc
3186 samples/Makefile
3187 support/Makefile
3188 data/config
3189 tools/Makefile
3190 tools/locale-builder/Makefile
3191 tools/sgen/Makefile
3192 runtime/Makefile
3193 msvc/Makefile
3194 po/Makefile
3195 ])
3196
3197 # Update all submodules recursively to ensure everything is checked out
3198 $srcdir/scripts/update_submodules
3199
3200 if test x$host_win32 = xyes; then
3201    # Get rid of 'cyg' prefixes in library names
3202    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3203    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3204    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3205    # executable doesn't work...
3206    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3207 fi
3208
3209 (
3210   case $prefix in
3211   NONE) prefix=$ac_default_prefix ;;
3212   esac
3213   case $exec_prefix in
3214   NONE) exec_prefix='${prefix}' ;;
3215   esac
3216
3217   #
3218   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3219   # any existing config.make.  This allows people to share the same source tree
3220   # with different build directories, one native and one cross
3221   #
3222   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3223
3224     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3225
3226     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3227     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3228     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3229     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3230     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3231     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3232     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3233     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3234
3235     case $INSTALL in
3236     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3237     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3238     esac
3239
3240     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3241
3242     export VERSION
3243     [myver=$($AWK 'BEGIN {
3244       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3245       if(length(vsplit [1]) > 4) {
3246         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3247       }
3248       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3249     }')]
3250
3251     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3252
3253     if test x$platform_darwin = xyes; then
3254       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3255     fi
3256
3257         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3258            enable_system_aot=yes
3259         fi
3260
3261         if test "x$enable_loadedllvm" = "xyes"; then
3262            # This seems to fail on the x86 buildbots
3263            enable_system_aot=no
3264         fi
3265
3266     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3267       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3268     fi
3269
3270     if test x$DISABLE_MCS_DOCS = xyes; then
3271       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3272     fi
3273
3274     if test x$with_moonlight != xno; then
3275       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
3276     fi
3277
3278         default_profile=net_2_0
3279     if test -z "$INSTALL_4_0_TRUE"; then :
3280                 default_profile=net_4_0
3281     fi
3282     if test -z "$INSTALL_MONODROID_TRUE"; then :
3283                 default_profile=monodroid
3284     fi
3285     if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3286                 default_profile=monotouch
3287     fi
3288     if test -z "$INSTALL_4_5_TRUE"; then :
3289                 default_profile=net_4_5
3290     fi
3291
3292     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3293
3294     if test "x$test_bcl_opt" = "xyes"; then
3295       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3296     fi
3297
3298   fi
3299
3300   # if we have an olive folder, override the default settings
3301   if test -d $olivedir; then
3302
3303     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3304
3305       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3306
3307       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3308       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3309       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3310       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3311       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3312       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3313     fi
3314   fi
3315
3316 )
3317
3318 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3319
3320 echo "
3321         mcs source:    $mcsdir
3322
3323    Engine:
3324         GC:            $gc_msg
3325         TLS:           $with_tls
3326         SIGALTSTACK:   $with_sigaltstack
3327         Engine:        $jit_status
3328         oprofile:      $OPROFILE
3329         BigArrays:     $enable_big_arrays
3330         DTrace:        $enable_dtrace
3331         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3332
3333    Libraries:
3334         .NET 2.0/3.5:  $with_profile2
3335         .NET 4.0:      $with_profile4
3336         .NET 4.5:      $with_profile4_5
3337         MonoDroid:     $with_monodroid
3338         MonoTouch:     $with_monotouch
3339         JNI support:   $jdk_headers_found
3340         libgdiplus:    $libgdiplus_msg
3341         zlib:          $zlib_msg
3342         $disabled
3343 "
3344 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3345    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3346 fi