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