configure.in

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [2.11],
   5         [http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
   6
   7 AC_CONFIG_SRCDIR([README])
   8 AC_CONFIG_MACRO_DIR([m4])
   9 AC_CANONICAL_SYSTEM
  10 AC_CANONICAL_HOST
  11
  12 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
  13 # The extra brackets are to foil regex-based scans.
  14 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
  15
  16 AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar no-dist-gzip foreign])
  17 AM_CONFIG_HEADER([config.h])
  18 AM_MAINTAINER_MODE
  19
  20 API_VER=2.0
  21 AC_SUBST(API_VER)
  22
  23 AC_PROG_LN_S
  24
  25 # In case of cygwin, override LN_S, irrespective of what it determines.
  26 # The build uses cygwin, but the actual runtime doesn't.
  27 case $host_os in
  28 *cygwin* ) LN_S='cp -p';;
  29 esac
  30
  31 dnl
  32 dnl libgc checks
  33 dnl
  34
  35 gc_headers=no
  36 gc=included
  37 gc_msg="included Boehm"
  38 use_included_gc=no
  39 libgc_configure_args=
  40
  41 if test -d $srcdir/libgc ; then
  42   gc_default=included
  43 else
  44   gc_default=boehm
  45 fi
  46
  47 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  48 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  49 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  50 CFLAGS_FOR_LIBGC=$CFLAGS
  51 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  52 CFLAGS_FOR_EGLIB=$CFLAGS
  53
  54 #
  55 # These are the flags that need to be stored in the mono.pc file for
  56 # compiling code that will embed Mono
  57 #
  58 libmono_cflags=""
  59 libmono_ldflags=""
  60 AC_SUBST(libmono_cflags)
  61 AC_SUBST(libmono_ldflags)
  62
  63 # Variable to have relocatable .pc files (lib, or lib64)
  64 reloc_libdir=`basename ${libdir}`
  65 AC_SUBST(reloc_libdir)
  66
  67 dnl if linker handles the version script
  68 no_version_script=no
  69
  70 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  71 need_link_unlink=no
  72
  73 # Thread configuration inspired by sleepycat's db
  74 AC_MSG_CHECKING([host platform characteristics])
  75 libgc_threads=no
  76 has_dtrace=no
  77 parallel_mark=yes
  78 ikvm_native=yes
  79
  80 case "$host" in
  81         powerpc*-*-linux*)
  82                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  83                 disable_munmap=yes
  84         ;;
  85 esac
  86
  87 host_win32=no
  88 target_win32=no
  89 platform_android=no
  90 case "$host" in
  91         *-mingw*|*-*-cygwin*)
  92                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
  93                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  94                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  95                 host_win32=yes
  96                 if test "x$cross_compiling" = "xno"; then
  97                         target_win32=yes
  98                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
  99                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
 100                         fi
 101                         #
 102                         # gcc-3/g++-3 are from the gcc-core/gcc-g++ cygwin packages.
 103                         # Other gcc packages will not work:
 104                         # - the gcc-4 packages no longer support -mno-cygwin
 105                         # - the mingw-gcc packages produce executables which depends on a libgcc<...>
 106                         # dll, which means we would have to distribute that file too.
 107                         #
 108                         if test "x$CC" != "x"; then
 109                                 AC_ERROR(Don't set CC. mono can only be compiled with gcc-3 from the 'gcc-core' package)
 110                         fi
 111                         CC="gcc-3.exe -mno-cygwin -g"
 112                         CXX="g++-3.exe -mno-cygwin -g"
 113                         # So libgc configure gets -mno-cygwin
 114                         export CC
 115                         export CXX
 116                         CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -mno-cygwin"
 117                 else
 118                         target_win32=yes
 119                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 120                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 121                 fi
 122                 HOST_CC="gcc"
 123                 # Windows 2000 is required that includes Internet Explorer 5.01
 124                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 125                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 126                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 127                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 128                 libdl=
 129                 libgc_threads=win32
 130                 gc_default=included
 131                 with_sigaltstack=no
 132                 LN_S=cp
 133                 # This forces libgc to use the DllMain based thread registration code on win32
 134                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 135                 ;;
 136         *-*-*netbsd*)
 137                 host_win32=no
 138                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 139                 libmono_cflags="-D_REENTRANT"
 140                 LDFLAGS="$LDFLAGS -pthread"
 141                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 142                 libmono_ldflags="-pthread"
 143                 need_link_unlink=yes
 144                 libdl="-ldl"
 145                 libgc_threads=pthreads
 146                 with_sigaltstack=no
 147                 use_sigposix=yes
 148                 ;;
 149         *-*-*freebsd*)
 150                 host_win32=no
 151                 if test "x$PTHREAD_CFLAGS" = "x"; then
 152                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 153                         libmono_cflags=
 154                 else
 155                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 156                         libmono_cflags="$PTHREAD_CFLAGS"
 157                 fi
 158                 if test "x$PTHREAD_LIBS" = "x"; then
 159                         LDFLAGS="$LDFLAGS -pthread"
 160                         libmono_ldflags="-pthread"
 161                 else
 162                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 163                         libmono_ldflags="$PTHREAD_LIBS"
 164                 fi
 165                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 166                 need_link_unlink=yes
 167                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 168                 libdl=
 169                 libgc_threads=pthreads
 170                 # This doesn't seem to work as of 7.0 on amd64
 171                 with_sigaltstack=no
 172 # TLS is only partially implemented on -CURRENT (compiler support
 173 # but NOT library support)
 174 #
 175                 with_tls=pthread
 176                 use_sigposix=yes
 177                 ;;
 178         *-*-*openbsd*)
 179                 host_win32=no
 180                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 181                 if test "x$disable_munmap" != "xyes"; then
 182                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 183                 fi
 184                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 185                 LDFLAGS="$LDFLAGS -pthread"
 186                 need_link_unlink=yes
 187                 AC_DEFINE(PTHREAD_POINTER_ID)
 188                 libdl=
 189                 gc_default=boehm
 190                 libgc_threads=pthreads
 191                 with_sigaltstack=no
 192                 use_sigposix=yes
 193                 ;;
 194         *-*-linux-android*)
 195                 host_win32=no
 196                 platform_android=yes
 197                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 198                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 199
 200                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 201                 if test "x$disable_munmap" != "xyes"; then
 202                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 203                 fi
 204                 libmono_cflags="-D_REENTRANT"
 205                 libdl="-ldl"
 206                 libgc_threads=pthreads
 207                 use_sigposix=yes
 208
 209                 with_tls=pthread
 210                 with_sigaltstack=no
 211                 with_static_mono=no
 212
 213                 # Android doesn't support boehm, as it's missing <link.h>
 214                 support_boehm=no
 215                 with_gc=sgen
 216
 217                 # isinf(3) requires -lm; see isinf check below
 218                 LDFLAGS="$LDFLAGS -lm"
 219
 220                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 221                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 222                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 223                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 224                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 225
 226                 # to bypass the underscore linker check, can't work when cross-compiling
 227                 mono_cv_uscore=yes
 228                 mono_cv_clang=no
 229                 ;;
 230         *-*-linux*)
 231                 host_win32=no
 232                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 233                 if test "x$disable_munmap" != "xyes"; then
 234                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 235                 fi
 236                 libmono_cflags="-D_REENTRANT"
 237                 libdl="-ldl"
 238                 libgc_threads=pthreads
 239                 use_sigposix=yes
 240                 ;;
 241         *-*-nacl*)
 242                 host_win32=no
 243                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 244                 if test "x$disable_munmap" != "xyes"; then
 245                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 246                 fi
 247                 libmono_cflags="-D_REENTRANT"
 248                 libdl=
 249                 libgc_threads=pthreads
 250                 gc_default=boehm
 251                 use_sigposix=yes
 252                 ikvm_native=no
 253                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 254                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 255                 ;;
 256         *-*-hpux*)
 257                 host_win32=no
 258                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 259                 # +ESdbgasm only valid on bundled cc on RISC
 260                 # silently ignored for ia64
 261                 if test $GCC != "yes"; then
 262                         CFLAGS="$CFLAGS +ESdbgasm"
 263                         # Arrange for run-time dereferencing of null
 264                         # pointers to produce a SIGSEGV signal.
 265                         LDFLAGS="$LDFLAGS -z"
 266                 fi
 267                 CFLAGS="$CFLAGS +ESdbgasm"
 268                 LDFLAGS="$LDFLAGS -z"
 269                 libmono_cflags="-D_REENTRANT"
 270                 libmono_ldflags="-lpthread"
 271                 libgc_threads=pthreads
 272                 need_link_unlink=yes
 273                 use_sigposix=yes
 274                 ;;
 275         *-*-solaris*)
 276                 host_win32=no
 277                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 278                 need_link_unlink=yes
 279                 libmono_cflags="-D_REENTRANT"
 280                 libgc_threads=pthreads
 281                 # This doesn't seem to work on solaris/x86, but the configure test runs
 282                 with_tls=pthread
 283                 has_dtrace=yes
 284                 use_sigposix=yes
 285                 enable_solaris_tar_check=yes
 286                 ;;
 287         *-*-darwin*)
 288                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 289                 host_win32=no
 290                 platform_darwin=yes
 291                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 292                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 293                 libmono_cflags="-D_THREAD_SAFE"
 294                 LDFLAGS="$LDFLAGS -pthread"
 295                 libmono_ldflags="-pthread"
 296                 need_link_unlink=yes
 297                 AC_DEFINE(PTHREAD_POINTER_ID)
 298                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 299                 no_version_script=yes
 300                 libdl=
 301                 libgc_threads=pthreads
 302                 has_dtrace=yes
 303                 if test "x$cross_compiling" = "xyes"; then
 304                         has_broken_apple_cpp=yes
 305                 fi
 306                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 307                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 308                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 309                 case "$host" in
 310                         dnl Snow Leopard and newer config.guess reports as this
 311                         i*86-*-darwin*)
 312                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 313                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 314                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 315                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 316                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 317                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 318                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 319                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 320                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 321                                 ;;
 322                 esac
 323                 ;;
 324         *-*-haiku*)
 325                 host_win32=no
 326                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 327                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 328                 libdl=
 329                 LIBS="$LIBS -lnetwork"
 330                 need_link_unlink=yes
 331                 AC_DEFINE(PTHREAD_POINTER_ID)
 332                 libgc_threads=pthreads
 333                 use_sigposix=yes
 334                 ;;
 335         *)
 336                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 337                 host_win32=no
 338                 libdl="-ldl"
 339                 ;;
 340 esac
 341 AC_MSG_RESULT(ok)
 342
 343 if test x$need_link_unlink = xyes; then
 344    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 345 fi
 346
 347 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 348 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 349 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 350 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 351 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 352 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 353
 354 AC_CHECK_TOOL(CC, gcc, gcc)
 355 AC_PROG_CC
 356 AC_CHECK_TOOL(CXX, g++, g++)
 357 AC_PROG_CXX
 358 AM_PROG_AS
 359 AM_PROG_CC_STDC
 360 AC_PROG_INSTALL
 361 AC_PROG_AWK
 362 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 363 : ${CCAS='$(CC)'}
 364 # Set ASFLAGS if not already set.
 365 : ${CCASFLAGS='$(CFLAGS)'}
 366 AC_SUBST(CCAS)
 367 AC_SUBST(CCASFLAGS)
 368
 369 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 370 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 371 if test "x$CXX" = "xg++"; then
 372         if test "x$GXX" != "xyes"; then
 373                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 374                 # are inside automake conditionals
 375                 AC_MSG_ERROR([You need to install g++])
 376         fi
 377 fi
 378
 379 dnl may require a specific autoconf version
 380 dnl AC_PROG_CC_FOR_BUILD
 381 dnl CC_FOR_BUILD not automatically detected
 382 CC_FOR_BUILD=$CC
 383 CFLAGS_FOR_BUILD=$CFLAGS
 384 BUILD_EXEEXT=
 385 if test "x$cross_compiling" = "xyes"; then
 386         CC_FOR_BUILD=cc
 387         CFLAGS_FOR_BUILD=
 388         BUILD_EXEEXT=""
 389 fi
 390 AC_SUBST(CC_FOR_BUILD)
 391 AC_SUBST(CFLAGS_FOR_BUILD)
 392 AC_SUBST(HOST_CC)
 393 AC_SUBST(BUILD_EXEEXT)
 394
 395 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 396 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 397
 398 # Set STDC_HEADERS
 399 AC_HEADER_STDC
 400 AC_LIBTOOL_WIN32_DLL
 401 # This causes monodis to not link correctly
 402 #AC_DISABLE_FAST_INSTALL
 403 AM_PROG_LIBTOOL
 404 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 405 DOLT
 406
 407 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 408 AC_SUBST(export_ldflags)
 409
 410 # Test whenever ld supports -version-script
 411 AC_PROG_LD
 412 AC_PROG_LD_GNU
 413 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 414    no_version_script=yes
 415 fi
 416
 417 AM_ICONV()
 418
 419 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 420
 421 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)
 422 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)
 423 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 424                   [], [], [#include <stddef.h>
 425                   #include <sys/socket.h>
 426                   #include <linux/socket.h>])
 427
 428 AC_CHECK_HEADERS(sys/user.h, [], [],
 429 [
 430 #ifdef HAVE_SYS_PARAM_H
 431 # include <sys/param.h>
 432 #endif
 433 ])
 434
 435 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 436 if test x$have_zlib = xyes; then
 437    AC_TRY_COMPILE([#include <zlib.h>], [
 438    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 439    return 0;
 440    #else
 441    #error No good zlib found
 442    #endif
 443    ],[
 444         AC_MSG_RESULT(Using system zlib)
 445         zlib_msg="system zlib"
 446         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 447    ],[
 448         AC_MSG_RESULT(Using embedded zlib)
 449         have_zlib=no
 450         zlib_msg="bundled zlib"
 451    ])
 452 fi
 453
 454 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 455 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 456
 457 # for mono/metadata/debug-symfile.c
 458 AC_CHECK_HEADERS(elf.h)
 459
 460 # for support
 461 AC_CHECK_HEADERS(poll.h)
 462 AC_CHECK_HEADERS(sys/poll.h)
 463 AC_CHECK_HEADERS(sys/wait.h)
 464 AC_CHECK_HEADERS(grp.h)
 465 AC_CHECK_HEADERS(syslog.h)
 466
 467 # for mono/dis
 468 AC_CHECK_HEADERS(wchar.h)
 469 AC_CHECK_HEADERS(ieeefp.h)
 470 AC_MSG_CHECKING(for isinf)
 471 AC_TRY_LINK([#include <math.h>], [
 472         int f = isinf (1);
 473 ], [
 474         AC_MSG_RESULT(yes)
 475         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 476 ], [
 477         # We'll have to use signals
 478         AC_MSG_RESULT(no)
 479 ])
 480
 481 # for Linux statfs support
 482 AC_CHECK_HEADERS(linux/magic.h)
 483
 484 # not 64 bit clean in cross-compile
 485 AC_CHECK_SIZEOF(void *, 4)
 486
 487 WARN=''
 488 if test x"$GCC" = xyes; then
 489         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch-enum'
 490                 # The runtime code does not respect ANSI C strict aliasing rules
 491                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 492
 493                 ORIG_CFLAGS=$CFLAGS
 494                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 495                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 496                 AC_TRY_COMPILE([],[
 497                                 return 0;
 498                 ], [
 499                    AC_MSG_RESULT(yes)
 500                 ], [
 501                    AC_MSG_RESULT(no)
 502                    CFLAGS=$ORIG_CFLAGS
 503                 ])
 504
 505                 ORIG_CFLAGS=$CFLAGS
 506                 # Check for the normal version, since gcc ignores unknown -Wno options
 507                 CFLAGS="$CFLAGS -Wunused-but-set-variable"
 508                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 509                 AC_TRY_COMPILE([],[
 510                                 return 0;
 511                 ], [
 512                    AC_MSG_RESULT(yes)
 513                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 514                 ], [
 515                    AC_MSG_RESULT(no)
 516                    CFLAGS=$ORIG_CFLAGS
 517                 ])
 518 else
 519         # The Sun Forte compiler complains about inline functions that access static variables
 520         # so disable all inlining.
 521         case "$host" in
 522         *-*-solaris*)
 523                 CFLAGS="$CFLAGS -Dinline="
 524                 ;;
 525         esac
 526 fi
 527 CFLAGS="$CFLAGS -g $WARN"
 528 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 529
 530 AC_CACHE_CHECK([for clang],
 531         mono_cv_clang,[
 532         AC_TRY_RUN([
 533                 int main () {
 534                         #ifdef __clang__
 535                                 return 0;
 536                         #else
 537                                 return 1;
 538                         #endif
 539                 }
 540         ],
 541         [mono_cv_clang=yes],
 542         [mono_cv_clang=no],
 543         [])
 544 ])
 545
 546 # Where's the 'mcs' source tree?
 547 if test -d $srcdir/mcs; then
 548   mcsdir=mcs
 549 else
 550   mcsdir=../mcs
 551 fi
 552
 553 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 554         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 555                 mcsdir=$with_mcs_path
 556         fi
 557 )
 558
 559 #
 560 # A sanity check to catch cases where the package was unpacked
 561 # with an ancient tar program (Solaris)
 562 #
 563 AC_ARG_ENABLE(solaris-tar-check,
 564 [  --disable-solaris-tar-check    disable solaris tar check],
 565    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 566
 567 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 568         AC_MSG_CHECKING(integrity of package)
 569         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 570         then
 571                 AC_MSG_RESULT(ok)
 572         else
 573                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 574                 AC_MSG_ERROR([$errorm])
 575         fi
 576 fi
 577
 578 if test "x$with_mcs_path" != "x"; then
 579 mcs_topdir=$(cd "$mcsdir" && pwd)
 580 mcs_topdir_from_srcdir=$mcs_topdir
 581 else
 582 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 583 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 584 fi
 585
 586 # Convert mcs_topdir* paths to Windows syntax.
 587 if test x$cross_compiling$host_win32 = xnoyes; then
 588   mcs_topdir=$(cygpath -m $mcs_topdir)
 589   case $mcs_topdir_from_srcdir in
 590     /cygdrive/*)
 591         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 592         ;;
 593   esac
 594 fi
 595
 596 AC_SUBST([mcs_topdir])
 597 AC_SUBST([mcs_topdir_from_srcdir])
 598
 599 # Where's the 'olive' source tree?
 600 if test -d $srcdir/olive; then
 601   olivedir=olive
 602 else
 603   olivedir=../olive
 604 fi
 605
 606 if test -d $srcdir/$olivedir; then
 607 olive_topdir='$(top_srcdir)/'$olivedir
 608 fi
 609
 610 # gettext: prepare the translation directories.
 611 # we do not configure the full gettext, as we consume it dynamically from C#
 612 AM_PO_SUBDIRS
 613
 614 if test "x$USE_NLS" = "xyes"; then
 615    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 616
 617    if test "x$HAVE_MSGFMT" = "xno"; then
 618           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 619    fi
 620 fi
 621
 622 AC_ARG_WITH([libgdiplus],
 623         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 624         [], [with_libgdiplus=installed])
 625
 626 case $with_libgdiplus in
 627 no|installed) libgdiplus_loc= ;;
 628 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 629 /*) libgdiplus_loc=$with_libgdiplus ;;
 630 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 631 esac
 632 AC_SUBST([libgdiplus_loc])
 633
 634 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 635
 636 pkg_config_path=
 637 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 638         if test x$with_crosspkgdir = "x"; then
 639                 if test -s $PKG_CONFIG_PATH; then
 640                         pkg_config_path=$PKG_CONFIG_PATH
 641                 fi
 642         else
 643                 pkg_config_path=$with_crosspkgdir
 644                 PKG_CONFIG_PATH=$pkg_config_path
 645                 export PKG_CONFIG_PATH
 646         fi
 647 )
 648
 649 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 650 AC_CONFIG_SUBDIRS(eglib)
 651
 652 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 653 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 654 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 655 BUILD_GLIB_LIBS="$GLIB_LIBS"
 656 GMODULE_CFLAGS="$GLIB_CFLAGS"
 657 GMODULE_LIBS="$GLIB_LIBS"
 658
 659 AC_SUBST(GLIB_CFLAGS)
 660 AC_SUBST(GLIB_LIBS)
 661 AC_SUBST(GMODULE_CFLAGS)
 662 AC_SUBST(GMODULE_LIBS)
 663 AC_SUBST(BUILD_GLIB_CFLAGS)
 664 AC_SUBST(BUILD_GLIB_LIBS)
 665
 666 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 667
 668 # Enable support for fast thread-local storage
 669 # Some systems have broken support, so we allow to disable it.
 670 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 671
 672 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 673 # This does not work on some platforms (bug #55253)
 674 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 675
 676 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 677 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 678
 679 if test "x$enable_static" = "xno"; then
 680    with_static_mono=no
 681 fi
 682
 683 if test "x$enable_shared" = "xno"; then
 684    with_shared_mono=no
 685 fi
 686
 687 case $host in
 688 *nacl* ) with_shared_mono=yes;;
 689 esac
 690
 691 if test "x$host_win32" = "xyes"; then
 692    # Boehm GC requires the runtime to be in its own dll
 693    with_static_mono=no
 694 fi
 695
 696 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 697 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 698 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 699
 700 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 701 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 702         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 703         ORIG_CFLAGS=$CFLAGS
 704         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 705         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 706         AC_TRY_COMPILE([], [
 707                 return 0;
 708         ], [
 709            AC_MSG_RESULT(yes)
 710            # Pass it to libgc as well
 711            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 712         ], [
 713            AC_MSG_RESULT(no)
 714            CFLAGS=$ORIG_CFLAGS
 715         ])
 716 fi
 717
 718 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 719 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 720
 721 if test x$enable_small_config = xyes; then
 722         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 723         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 724 fi
 725
 726 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=default)
 727
 728 DISABLED_FEATURES=none
 729
 730 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 731      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 732      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization, assembly_remapping, shared_perfcounters.],
 733 [
 734         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 735                 eval "mono_feature_disable_$feature='yes'"
 736         done
 737         DISABLED_FEATURES=$enable_minimal
 738         disabled="Disabled:      $enable_minimal"
 739 ],[])
 740
 741 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 742
 743 if test "x$mono_feature_disable_aot" = "xyes"; then
 744         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 745         AC_MSG_NOTICE([Disabled AOT compiler])
 746 fi
 747
 748 if test "x$mono_feature_disable_profiler" = "xyes"; then
 749         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 750         AC_MSG_NOTICE([Disabled support for the profiler])
 751 fi
 752 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 753
 754 if test "x$mono_feature_disable_decimal" = "xyes"; then
 755         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 756         AC_MSG_NOTICE([Disabled support for decimal])
 757 fi
 758
 759 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 760         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 761         AC_MSG_NOTICE([Disabled support for P/Invoke])
 762 fi
 763
 764 if test "x$mono_feature_disable_debug" = "xyes"; then
 765         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 766         AC_MSG_NOTICE([Disabled support for runtime debugging])
 767 fi
 768
 769 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 770         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 771         mono_feature_disable_reflection_emit_save=yes
 772         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 773 fi
 774
 775 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 776         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 777         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 778 fi
 779
 780 if test "x$mono_feature_disable_large_code" = "xyes"; then
 781         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 782         AC_MSG_NOTICE([Disabled support for large assemblies])
 783 fi
 784
 785 if test "x$mono_feature_disable_logging" = "xyes"; then
 786         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 787         AC_MSG_NOTICE([Disabled support for logging])
 788 fi
 789
 790 if test "x$mono_feature_disable_com" = "xyes"; then
 791         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 792         AC_MSG_NOTICE([Disabled COM support])
 793 fi
 794
 795 if test "x$mono_feature_disable_ssa" = "xyes"; then
 796         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 797         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 798 fi
 799
 800 if test "x$mono_feature_disable_generics" = "xyes"; then
 801         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 802         AC_MSG_NOTICE([Disabled Generics Support])
 803 fi
 804
 805 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 806         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 807         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 808 fi
 809
 810 if test "x$mono_feature_disable_portability" = "xyes"; then
 811         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 812         AC_MSG_NOTICE([Disabled IO Portability layer])
 813 fi
 814
 815 if test "x$mono_feature_disable_attach" = "xyes"; then
 816         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 817         AC_MSG_NOTICE([Disabled agent attach])
 818 fi
 819
 820 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 821         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 822         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 823 fi
 824
 825 if test "x$mono_feature_disable_verifier" = "xyes"; then
 826         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 827         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 828 fi
 829
 830 if test "x$mono_feature_disable_jit" = "xyes"; then
 831         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 832         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 833 fi
 834
 835 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 836
 837 if test "x$mono_feature_disable_simd" = "xyes"; then
 838         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 839         AC_MSG_NOTICE([Disabled SIMD support])
 840 fi
 841
 842 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 843         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 844         AC_MSG_NOTICE([Disabled Soft Debugger.])
 845 fi
 846
 847 if test "x$mono_feature_disable_normalization" = "xyes"; then
 848         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 849         AC_MSG_NOTICE([Disabled String normalization support.])
 850 fi
 851
 852 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 853         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 854         AC_MSG_NOTICE([Disabled Assembly remapping.])
 855 fi
 856
 857 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 858         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 859         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 860 fi
 861
 862 AC_MSG_CHECKING(for visibility __attribute__)
 863 AC_COMPILE_IFELSE([
 864         AC_LANG_SOURCE([[
 865                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
 866                 int main () { doit (); return 0; }
 867         ]])
 868 ], [
 869    have_visibility_hidden=yes
 870    AC_MSG_RESULT(yes)
 871 ], [
 872    have_visibility_hidden=no
 873    AC_MSG_RESULT(no)
 874 ])
 875
 876 AC_MSG_CHECKING(for deprecated __attribute__)
 877 AC_TRY_COMPILE([
 878      int doit (void) __attribute__ ((deprecated));
 879      int doit (void) { return 0; }
 880 ], [
 881         return 0;
 882 ], [
 883    have_deprecated=yes
 884    AC_MSG_RESULT(yes)
 885 ], [
 886    have_deprecated=no
 887    AC_MSG_RESULT(no)
 888 ])
 889
 890 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 891 if test x$enable_parallel_mark = xyes; then
 892         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 893 fi
 894
 895 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
 896 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
 897
 898 dnl
 899 dnl Boehm GC configuration
 900 dnl
 901 LIBGC_CPPFLAGS=
 902 LIBGC_LIBS=
 903 LIBGC_STATIC_LIBS=
 904 libgc_dir=
 905 case "x$gc" in
 906         xboehm|xbohem|xyes)
 907                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 908                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 909
 910                 if test "x$found_boehm" != "xyes"; then
 911                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 912                 fi
 913                 if test "x$gc_headers" != "xyes"; then
 914                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 915                 fi
 916
 917                 LIBGC_LIBS="-lgc $libdl"
 918                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 919                 libmono_ldflags="$libmono_ldflags -lgc"
 920                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 921
 922                 # AC_CHECK_FUNCS does not work for some reason...
 923                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 924                 if test "x$found_gcj_malloc" = "xyes"; then
 925                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 926                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 927                         gc_msg="System Boehm with typed GC"
 928                 else
 929                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 930                         gc_msg="System Boehm (without typed GC)"
 931                 fi
 932                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 933                 if test "x$found_gc_enable" = "xyes"; then
 934                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 935                 fi
 936
 937                 # check whether we need to explicitly allow
 938                 # thread registering
 939                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
 940                 if test "x$found_allow_register_threads" = "xyes"; then
 941                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
 942                 fi
 943
 944                 ;;
 945
 946         xincluded)
 947                 use_included_gc=yes
 948                 libgc_dir=libgc
 949
 950                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
 951                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 952                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 953
 954                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 955
 956                 gc_msg="bundled Boehm GC with typed GC"
 957                 if test x$enable_parallel_mark = xyes; then
 958                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 959                         gc_msg="$gc_msg and parallel mark"
 960                 else
 961                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 962                 fi
 963                 ;;
 964
 965         xsgen)
 966                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 967                 ;;
 968
 969         xnone)
 970                 AC_MSG_WARN("Compiling mono without GC.")
 971                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 972                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 973                 ;;
 974         *)
 975                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 976                 ;;
 977 esac
 978
 979 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 980 if test "x$large_heap" = "xyes"; then
 981    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 982 fi
 983
 984 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 985 AC_SUBST(LIBGC_CPPFLAGS)
 986 AC_SUBST(LIBGC_LIBS)
 987 AC_SUBST(LIBGC_STATIC_LIBS)
 988 AC_SUBST(libgc_dir)
 989 AC_SUBST(BOEHM_DEFINES)
 990
 991 dnl
 992 dnl End of libgc checks
 993 dnl
 994
 995 dnl *************************************
 996 dnl *** Checks for zero length arrays ***
 997 dnl *************************************
 998 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 999 AC_TRY_COMPILE([
1000         struct s {
1001                 int  length;
1002                 char data [0];
1003         };
1004 ], [], [
1005         AC_MSG_RESULT(yes)
1006         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1007 ], [
1008         AC_MSG_RESULT(no)
1009         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1010 ])
1011
1012 if test x$target_win32 = xno; then
1013
1014         dnl hires monotonic clock support
1015         AC_SEARCH_LIBS(clock_gettime, rt)
1016
1017         dnl dynamic loader support
1018         AC_CHECK_FUNC(dlopen, DL_LIB="",
1019                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1020         )
1021         if test x$dl_support = xno; then
1022                 AC_MSG_WARN([No dynamic loading support available])
1023         else
1024                 LIBS="$LIBS $DL_LIB"
1025                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1026                 dnl from glib's configure.in
1027                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1028                         mono_cv_uscore,[
1029                         AC_TRY_RUN([#include <dlfcn.h>
1030                         int mono_underscore_test (void) { return 42; }
1031                         int main() {
1032                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1033                           handle = dlopen ((void*)0, 0);
1034                           if (handle) {
1035                             f1 = dlsym (handle, "mono_underscore_test");
1036                             f2 = dlsym (handle, "_mono_underscore_test");
1037                           } return (!f2 || f1);
1038                         }],
1039                                 [mono_cv_uscore=yes],
1040                                 [mono_cv_uscore=no],
1041                         [])
1042                 ])
1043                 if test "x$mono_cv_uscore" = "xyes"; then
1044                         MONO_DL_NEED_USCORE=1
1045                 else
1046                         MONO_DL_NEED_USCORE=0
1047                 fi
1048                 AC_SUBST(MONO_DL_NEED_USCORE)
1049                 AC_CHECK_FUNC(dlerror)
1050         fi
1051
1052         dnl ******************************************************************
1053         dnl *** Checks for the IKVM JNI interface library                  ***
1054         dnl ******************************************************************
1055         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])
1056
1057         ikvm_native_dir=
1058         if test x$with_ikvm_native = xyes; then
1059                 ikvm_native_dir=ikvm-native
1060                 jdk_headers_found="IKVM Native"
1061         fi
1062
1063         AC_SUBST(ikvm_native_dir)
1064
1065         AC_CHECK_HEADERS(execinfo.h)
1066
1067         AC_CHECK_FUNCS(getgrgid_r)
1068         AC_CHECK_FUNCS(getgrnam_r)
1069         AC_CHECK_FUNCS(getpwnam_r)
1070         AC_CHECK_FUNCS(getpwuid_r)
1071         AC_CHECK_FUNCS(getresuid)
1072         AC_CHECK_FUNCS(setresuid)
1073         AC_CHECK_FUNCS(kqueue)
1074         AC_CHECK_FUNCS(backtrace_symbols)
1075         AC_CHECK_FUNCS(mkstemp)
1076         AC_CHECK_FUNCS(mmap)
1077         AC_CHECK_FUNCS(madvise)
1078         AC_CHECK_FUNCS(getrusage)
1079         AC_CHECK_FUNCS(getpriority)
1080         AC_CHECK_FUNCS(setpriority)
1081         AC_CHECK_FUNCS(dl_iterate_phdr)
1082         AC_CHECK_FUNCS(dladdr)
1083         AC_CHECK_FUNCS(sysconf)
1084
1085         AC_CHECK_FUNCS(sched_setaffinity)
1086         AC_CHECK_FUNCS(sched_getcpu)
1087
1088         dnl ****************************************************************
1089         dnl *** Check for sched_setaffinity from glibc versions before   ***
1090         dnl *** 2.3.4. The older versions of the function only take 2    ***
1091         dnl *** parameters, not 3.                                       ***
1092         dnl ***                                                          ***
1093         dnl *** Because the interface change was not made in a minor     ***
1094         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1095         dnl *** won't always indicate the interface sched_affinity has.  ***
1096         dnl ****************************************************************
1097         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1098         AC_TRY_COMPILE([#include <sched.h>], [
1099             int mask = 1;
1100             sched_setaffinity(0, &mask);
1101                         return 0;
1102         ], [
1103                 # Yes, we have it...
1104                 AC_MSG_RESULT(yes)
1105                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1106         ], [
1107                 # We have the new, three-parameter version
1108                 AC_MSG_RESULT(no)
1109         ])
1110
1111
1112         dnl ******************************************************************
1113         dnl *** Check for large file support                               ***
1114         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1115         dnl ******************************************************************
1116
1117         # Check that off_t can represent 2**63 - 1 correctly, working around
1118         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1119         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1120         large_offt=no
1121         AC_DEFUN([LARGE_FILES], [
1122                 large_CPPFLAGS=$CPPFLAGS
1123                 CPPFLAGS="$CPPFLAGS $1"
1124                 AC_TRY_RUN([
1125                         #include <sys/types.h>
1126
1127                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1128
1129                         int main(void) {
1130                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1131                                                (BIG_OFF_T%2147483647==1));
1132                                 if(big_off_t) {
1133                                         exit(0);
1134                                 } else {
1135                                         exit(1);
1136                                 }
1137                         }
1138                 ], [
1139                         AC_MSG_RESULT(ok)
1140                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1141                         large_CPPFLAGS="$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                         static void *
1484                         loop (void *ignored)
1485                         {
1486                                 char *ptr = NULL;
1487
1488                                 *ptr = 0;
1489                                 return NULL;
1490                         }
1491
1492                         static void
1493                         child ()
1494                         {
1495                                 struct sigaction sa;
1496                         #ifdef __APPLE__
1497                                 stack_t sas;
1498                         #else
1499                                 struct sigaltstack sas;
1500                         #endif
1501                                 pthread_t id;
1502                                 pthread_attr_t attr;
1503
1504                                 sa.sa_sigaction = sigsegv_signal_handler;
1505                                 sigemptyset (&sa.sa_mask);
1506                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1507                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1508                                         perror ("sigaction");
1509                                         return;
1510                                 }
1511
1512                                 /* x86 darwin deliver segfaults using SIGBUS */
1513                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1514                                         perror ("sigaction");
1515                                         return;
1516                                 }
1517                                 sas.ss_sp = malloc (SIGSTKSZ);
1518                                 sas.ss_size = SIGSTKSZ;
1519                                 sas.ss_flags = 0;
1520                                 if (sigaltstack (&sas, NULL) == -1) {
1521                                         perror ("sigaltstack");
1522                                         return;
1523                                 }
1524
1525                                 pthread_attr_init (&attr);
1526                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1527                                         printf ("pthread_create\n");
1528                                         return;
1529                                 }
1530
1531                                 sleep (100);
1532                         }
1533
1534                         int
1535                         main ()
1536                         {
1537                                 pid_t son;
1538                                 int status;
1539                                 int i;
1540
1541                                 son = fork ();
1542                                 if (son == -1) {
1543                                         return 1;
1544                                 }
1545
1546                                 if (son == 0) {
1547                                         child ();
1548                                         return 0;
1549                                 }
1550
1551                                 for (i = 0; i < 3; ++i) {
1552                                         sleep (1);
1553                                         waitpid (son, &status, WNOHANG);
1554                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1555                                                 return 0;
1556                                 }
1557
1558                                 kill (son, SIGKILL);
1559                                 return 1;
1560                         }
1561
1562                 ], [
1563                                 AC_MSG_RESULT(yes)
1564                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1565                 ], [
1566                                 with_sigaltstack=no
1567                                 AC_MSG_RESULT(no)
1568                 ])
1569         fi
1570
1571         dnl ********************************
1572         dnl *** Checks for semaphore lib ***
1573         dnl ********************************
1574         # 'Real Time' functions on Solaris
1575         # posix4 on Solaris 2.6
1576         # pthread (first!) on Linux
1577         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1578
1579         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1580         AC_CHECK_FUNCS(shm_open)
1581
1582         dnl ********************************
1583         dnl *** Checks for timezone stuff **
1584         dnl ********************************
1585         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1586                 AC_TRY_COMPILE([
1587                         #include <time.h>
1588                         ], [
1589                         struct tm tm;
1590                         tm.tm_gmtoff = 1;
1591                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1592         if test $ac_cv_struct_tm_gmtoff = yes; then
1593                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1594         else
1595                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1596                         AC_TRY_COMPILE([
1597                                 #include <time.h>
1598                         ], [
1599                                 timezone = 1;
1600                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1601                 if test $ac_cv_var_timezone = yes; then
1602                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1603                 else
1604                         AC_ERROR(unable to find a way to determine timezone)
1605                 fi
1606         fi
1607
1608         dnl *********************************
1609         dnl *** Checks for math functions ***
1610         dnl *********************************
1611         AC_SEARCH_LIBS(sqrtf, m)
1612         if test "x$has_broken_apple_cpp" != "xyes"; then
1613                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1614                         AC_TRY_LINK([#include <math.h>],
1615                         [ finite(0.0); ],
1616                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1617                         AC_MSG_RESULT(no)))
1618         fi
1619         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1620                 AC_TRY_LINK([#include <math.h>],
1621                 [ isfinite(0.0); ],
1622                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1623                 AC_MSG_RESULT(no)))
1624
1625         dnl ****************************************************************
1626         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1627         dnl *** have it in the library (duh))                            ***
1628         dnl ****************************************************************
1629         AC_CHECK_FUNCS(poll)
1630
1631         dnl *************************
1632         dnl *** Check for signbit ***
1633         dnl *************************
1634         AC_MSG_CHECKING(for signbit)
1635         AC_TRY_LINK([#include <math.h>], [
1636                 int s = signbit(1.0);
1637         ], [
1638                 AC_MSG_RESULT(yes)
1639                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1640         ], [
1641                 AC_MSG_RESULT(no)
1642         ])
1643
1644         dnl **********************************
1645         dnl *** epoll                      ***
1646         dnl **********************************
1647         AC_CHECK_HEADERS(sys/epoll.h)
1648         haveepoll=no
1649         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1650         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1651                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1652         fi
1653
1654         havekqueue=no
1655         AC_CHECK_FUNCS(kqueue, , AC_MSG_CHECKING(for kqueue in sys/event.h)
1656                 AC_TRY_LINK([#include <sys/event.h>],
1657                 [ kqueue(); ],
1658                 AC_DEFINE(HAVE_KQUEUE, 1, [Have kqueue]) AC_MSG_RESULT(yes),
1659                 AC_MSG_RESULT(no)))
1660         dnl ******************************
1661         dnl *** Checks for SIOCGIFCONF ***
1662         dnl ******************************
1663         AC_CHECK_HEADERS(sys/ioctl.h)
1664         AC_CHECK_HEADERS(net/if.h, [], [],
1665            [
1666            #ifdef HAVE_SYS_TYPES_H
1667            # include <sys/types.h>
1668            #endif
1669            #ifdef HAVE_SYS_SOCKET_H
1670            # include <sys/socket.h>
1671            #endif
1672            ])
1673         AC_MSG_CHECKING(for ifreq)
1674         AC_TRY_COMPILE([
1675                 #include <stdio.h>
1676                 #include <sys/ioctl.h>
1677                 #include <net/if.h>
1678                 ], [
1679                 struct ifconf ifc;
1680                 struct ifreq *ifr;
1681                 void *x;
1682                 ifc.ifc_len = 0;
1683                 ifc.ifc_buf = NULL;
1684                 x = (void *) &ifr->ifr_addr;
1685                 ],[
1686                         AC_MSG_RESULT(yes)
1687                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1688                 ], [
1689                         AC_MSG_RESULT(no)
1690                 ])
1691         dnl **********************************
1692         dnl ***     Checks for sin_len     ***
1693         dnl **********************************
1694         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1695         AC_TRY_COMPILE([
1696                 #include <netinet/in.h>
1697                 ], [
1698                 struct sockaddr_in saddr;
1699                 saddr.sin_len = sizeof (saddr);
1700                 ],[
1701                         AC_MSG_RESULT(yes)
1702                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1703                 ], [
1704                         AC_MSG_RESULT(no)
1705                 ])
1706         dnl **********************************
1707         dnl ***    Checks for sin6_len     ***
1708         dnl **********************************
1709         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1710         AC_TRY_COMPILE([
1711                 #include <netinet/in.h>
1712                 ], [
1713                 struct sockaddr_in6 saddr6;
1714                 saddr6.sin6_len = sizeof (saddr6);
1715                 ],[
1716                         AC_MSG_RESULT(yes)
1717                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1718                 ], [
1719                         AC_MSG_RESULT(no)
1720                 ])
1721         dnl **********************************
1722         dnl *** Checks for MonoPosixHelper ***
1723         dnl **********************************
1724         AC_CHECK_HEADERS(checklist.h)
1725         AC_CHECK_HEADERS(pathconf.h)
1726         AC_CHECK_HEADERS(fstab.h)
1727         AC_CHECK_HEADERS(attr/xattr.h)
1728         AC_CHECK_HEADERS(sys/extattr.h)
1729         AC_CHECK_HEADERS(sys/sendfile.h)
1730         AC_CHECK_HEADERS(sys/statvfs.h)
1731         AC_CHECK_HEADERS(sys/statfs.h)
1732         AC_CHECK_HEADERS(sys/vfstab.h)
1733         AC_CHECK_HEADERS(sys/xattr.h)
1734         AC_CHECK_HEADERS(sys/mman.h)
1735         AC_CHECK_HEADERS(sys/param.h)
1736         AC_CHECK_HEADERS(sys/mount.h, [], [],
1737                 [
1738                 #ifdef HAVE_SYS_PARAM_H
1739                 # include <sys/param.h>
1740                 #endif
1741                 ])
1742         AC_CHECK_HEADERS(sys/mount.h)
1743         AC_CHECK_FUNCS(confstr)
1744         AC_CHECK_FUNCS(seekdir telldir)
1745         AC_CHECK_FUNCS(getdomainname)
1746         AC_CHECK_FUNCS(setdomainname)
1747         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1748         AC_CHECK_FUNCS(setgroups)
1749         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1750         AC_CHECK_FUNCS(getfsstat)
1751         AC_CHECK_FUNCS(lutimes futimes)
1752         AC_CHECK_FUNCS(mremap)
1753         AC_CHECK_FUNCS(remap_file_pages)
1754         AC_CHECK_FUNCS(posix_fadvise)
1755         AC_CHECK_FUNCS(posix_fallocate)
1756         AC_CHECK_FUNCS(posix_madvise)
1757         AC_CHECK_FUNCS(vsnprintf)
1758         AC_CHECK_FUNCS(sendfile)
1759         AC_CHECK_FUNCS(gethostid sethostid)
1760         AC_CHECK_FUNCS(sethostname)
1761         AC_CHECK_FUNCS(statfs)
1762         AC_CHECK_FUNCS(fstatfs)
1763         AC_CHECK_FUNCS(statvfs)
1764         AC_CHECK_FUNCS(fstatvfs)
1765         AC_CHECK_FUNCS(stime)
1766         AC_CHECK_FUNCS(strerror_r)
1767         AC_CHECK_FUNCS(ttyname_r)
1768         AC_CHECK_FUNCS(psignal)
1769         AC_CHECK_FUNCS(getlogin_r)
1770         AC_CHECK_FUNCS(lockf)
1771         AC_CHECK_FUNCS(swab)
1772         AC_CHECK_FUNCS(setusershell endusershell)
1773         AC_CHECK_SIZEOF(size_t)
1774         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1775                 [#include <sys/types.h>
1776                  #include <sys/stat.h>
1777                  #include <unistd.h>])
1778         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1779                 [#include <sys/types.h>
1780                  #include <sys/stat.h>
1781                  #include <unistd.h>])
1782         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1783                 [#include <sys/time.h>])
1784         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1785                 [#include <unistd.h>
1786                  #include <fcntl.h>])
1787         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1788                 [#include <sys/poll.h>])
1789         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1790                 [#include <sys/types.h>
1791                  #include <sys/stat.h>
1792                  #include <unistd.h>])
1793         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1794                 [#include <time.h>])
1795         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1796                 [#include <sys/time.h>
1797                  #include <sys/types.h>
1798                  #include <utime.h>])
1799         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1800                 [#include <sys/time.h>])
1801         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1802                 [#include <sys/types.h>
1803                  #include <utime.h>])
1804         AC_CHECK_MEMBERS(
1805                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1806                 [#include <sys/types.h>
1807                  #include <dirent.h>])
1808         AC_CHECK_MEMBERS(
1809                 [struct passwd.pw_gecos],,,
1810                 [#include <sys/types.h>
1811                  #include <pwd.h>])
1812         AC_CHECK_MEMBERS(
1813                 [struct statfs.f_flags],,,
1814                 [#include <sys/types.h>
1815                  #include <sys/vfs.h>])
1816
1817         dnl Favour xattr through glibc, but use libattr if we have to
1818         AC_CHECK_FUNC(lsetxattr, ,
1819                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1820         )
1821         AC_SUBST(XATTR_LIB)
1822
1823         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1824         AC_CHECK_MEMBERS(
1825                 [struct kinfo_proc.kp_proc],,,
1826                 [#include <sys/types.h>
1827                  #include <sys/param.h>
1828                  #include <sys/sysctl.h>
1829                  #include <sys/proc.h>
1830                  ])
1831
1832         dnl *********************************
1833         dnl *** Checks for Windows compilation ***
1834         dnl *********************************
1835         AC_CHECK_HEADERS(sys/time.h)
1836         AC_CHECK_HEADERS(sys/param.h)
1837         AC_CHECK_HEADERS(dirent.h)
1838
1839         dnl *********************************
1840         dnl *** Check for Console 2.0 I/O ***
1841         dnl *********************************
1842         AC_CHECK_HEADERS([curses.h])
1843         AC_CHECK_HEADERS([term.h], [], [],
1844         [#if HAVE_CURSES_H
1845          #include <curses.h>
1846          #endif
1847         ])
1848         AC_CHECK_HEADERS([termios.h])
1849
1850         dnl * This is provided in io-layer, but on windows it's only available
1851         dnl * on xp+
1852         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1853 else
1854         dnl *********************************
1855         dnl *** Checks for Windows compilation ***
1856         dnl *********************************
1857         AC_CHECK_HEADERS(winternl.h)
1858
1859         jdk_headers_found=no
1860         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1861         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1862         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1863         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1864         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1865         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1866         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1867
1868         dnl *********************************
1869         dnl *** Check for struct ip_mreqn ***
1870         dnl *********************************
1871         AC_MSG_CHECKING(for struct ip_mreqn)
1872         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1873                 struct ip_mreqn mreq;
1874                 mreq.imr_address.s_addr = 0;
1875         ], [
1876                 # Yes, we have it...
1877                 AC_MSG_RESULT(yes)
1878                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1879         ], [
1880                 # We'll just have to try and use struct ip_mreq
1881                 AC_MSG_RESULT(no)
1882                 AC_MSG_CHECKING(for struct ip_mreq)
1883                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1884                         struct ip_mreq mreq;
1885                         mreq.imr_interface.s_addr = 0;
1886                 ], [
1887                         # Yes, we have it...
1888                         AC_MSG_RESULT(yes)
1889                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1890                 ], [
1891                         # No multicast support
1892                         AC_MSG_RESULT(no)
1893                 ])
1894         ])
1895         AC_CHECK_FUNCS(GetProcessId)
1896 fi
1897
1898 dnl socklen_t check
1899 AC_MSG_CHECKING(for socklen_t)
1900 AC_TRY_COMPILE([
1901 #include <sys/types.h>
1902 #include <sys/socket.h>
1903 ],[
1904   socklen_t foo;
1905 ],[
1906 ac_cv_c_socklen_t=yes
1907         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1908         AC_MSG_RESULT(yes)
1909 ],[
1910         AC_MSG_RESULT(no)
1911 ])
1912
1913 AC_MSG_CHECKING(for array element initializer support)
1914 AC_TRY_COMPILE([#include <sys/socket.h>], [
1915         const int array[] = {[1] = 2,};
1916 ], [
1917         # Yes, we have it...
1918         AC_MSG_RESULT(yes)
1919         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1920 ], [
1921         # We'll have to use signals
1922         AC_MSG_RESULT(no)
1923 ])
1924
1925 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1926         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1927         AC_TRY_LINK([#include <math.h>],
1928         [ static void *p = &trunc; ],
1929         [
1930                 AC_DEFINE(HAVE_TRUNC)
1931                 AC_MSG_RESULT(yes)
1932                 ac_cv_trunc=yes
1933         ],
1934         AC_MSG_RESULT(no)))
1935
1936 if test "x$ac_cv_truncl" != "xyes"; then
1937    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1938 fi
1939
1940 AC_CHECK_FUNCS(round)
1941 AC_CHECK_FUNCS(rint)
1942 AC_CHECK_FUNCS(execvp)
1943
1944 dnl ****************************
1945 dnl *** Look for /dev/random ***
1946 dnl ****************************
1947
1948 AC_MSG_CHECKING([if usage of random device is requested])
1949 AC_ARG_ENABLE(dev-random,
1950 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1951 try_dev_random=$enableval, try_dev_random=yes)
1952
1953 AC_MSG_RESULT($try_dev_random)
1954
1955 case "{$build}" in
1956     *-openbsd*)
1957     NAME_DEV_RANDOM="/dev/srandom"
1958     ;;
1959
1960 dnl Win32 does not have /dev/random, they have their own method...
1961
1962     *-mingw*|*-*-cygwin*)
1963     ac_cv_have_dev_random=no
1964     ;;
1965
1966 dnl Everywhere else, it's /dev/random
1967
1968     *)
1969     NAME_DEV_RANDOM="/dev/random"
1970     ;;
1971 esac
1972
1973 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1974
1975 dnl Now check if the device actually exists
1976
1977 if test "x$try_dev_random" = "xyes"; then
1978     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1979     [if test -r "$NAME_DEV_RANDOM" ; then
1980         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1981     if test "x$ac_cv_have_dev_random" = "xyes"; then
1982         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1983     fi
1984 else
1985     AC_MSG_CHECKING(for random device)
1986     ac_cv_have_dev_random=no
1987     AC_MSG_RESULT(has been disabled)
1988 fi
1989
1990 if test "x$host_win32" = "xyes"; then
1991     AC_DEFINE(HAVE_CRYPT_RNG)
1992 fi
1993
1994 if test "x$ac_cv_have_dev_random" = "xno" \
1995     && test "x$host_win32" = "xno"; then
1996     AC_MSG_WARN([[
1997 ***
1998 *** A system-provided entropy source was not found on this system.
1999 *** Because of this, the System.Security.Cryptography random number generator
2000 *** will throw a NotImplemented exception.
2001 ***
2002 *** If you are seeing this message, and you know your system DOES have an
2003 *** entropy collection in place, please contact <crichton@gimp.org> and
2004 *** provide information about the system and how to access the random device.
2005 ***
2006 *** Otherwise you can install either egd or prngd and set the environment
2007 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2008 ***]])
2009 fi
2010
2011 AC_MSG_CHECKING([if inter-process shared handles are requested])
2012 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2013 AC_MSG_RESULT($try_shared_handles)
2014 if test "x$try_shared_handles" != "xyes"; then
2015         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2016         AC_SUBST(DISABLE_SHARED_HANDLES)
2017 fi
2018
2019 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2020 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2021
2022 AC_MSG_CHECKING([if big-arrays are to be enabled])
2023 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2024 if test "x$enable_big_arrays" = "xyes" ; then
2025     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2026         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2027     else
2028         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2029     fi
2030 fi
2031 AC_MSG_RESULT($enable_big_arrays)
2032
2033 dnl **************
2034 dnl *** DTRACE ***
2035 dnl **************
2036
2037 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2038
2039 if test "x$enable_dtrace" = "xyes"; then
2040    if test "x$has_dtrace" = "xno"; then
2041           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2042    fi
2043    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2044    if test "x$DTRACE" = "xno"; then
2045           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2046           enable_dtrace=no
2047    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2048           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2049           enable_dtrace=no
2050    fi
2051 fi
2052
2053 dtrace_g=no
2054 if test "x$enable_dtrace" = "xyes"; then
2055         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2056         DTRACEFLAGS=
2057         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2058                 case "$host" in
2059                         powerpc-*-darwin*)
2060                         DTRACEFLAGS="-arch ppc64"
2061                         ;;
2062                         i*86-*-darwin*)
2063                         DTRACEFLAGS="-arch x86_64"
2064                         ;;
2065                         *)
2066                         DTRACEFLAGS=-64
2067                         ;;
2068                 esac
2069         else
2070                 case "$host" in
2071                         powerpc-*-darwin*)
2072                         DTRACEFLAGS="-arch ppc"
2073                         ;;
2074                         i*86-*-darwin*)
2075                         DTRACEFLAGS="-arch i386"
2076                         ;;
2077                         *)
2078                         DTRACEFLAGS=-32
2079                         ;;
2080                 esac
2081         fi
2082         AC_SUBST(DTRACEFLAGS)
2083         case "$host" in
2084                 *-*-solaris*)
2085                 dtrace_g=yes
2086                 ;;
2087         esac
2088         AC_CHECK_HEADERS([sys/sdt.h])
2089 fi
2090 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2091 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2092
2093 dnl **************
2094 dnl ***  NaCl  ***
2095 dnl **************
2096
2097 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2098 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2099
2100 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2101 if test "x$enable_nacl_codegen" = "xyes"; then
2102    MONO_NACL_ALIGN_MASK_OFF=1
2103    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2104    AC_DEFINE(TARGET_NACL, 1, [...])
2105 else
2106    MONO_NACL_ALIGN_MASK_OFF=0
2107    CPPFLAGS="$CPPFLAGS -D__default_codegen__"
2108 fi
2109 if test "x$enable_nacl_gc" = "xyes"; then
2110    CPPFLAGS="$CPPFLAGS -finstrument-for-thread-suspension -D__native_client_gc__"
2111 fi
2112 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2113
2114 dnl **************
2115 dnl ***  LLVM  ***
2116 dnl **************
2117
2118 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2119 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2120
2121 if test "x$enable_llvm" = "xyes"; then
2122    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2123    if test "x$LLVM_CONFIG" = "xno"; then
2124           AC_MSG_ERROR([llvm-config not found.])
2125    fi
2126
2127    # The output of --cflags seems to include optimizations flags too
2128    LLVM_CFLAGS=`$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'`
2129    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2130    # from LLVM classes.
2131    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2132    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2133    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit x86codegen`
2134    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2135
2136    # Should be something like '2.6' or '2.7svn'
2137    llvm_version=`$LLVM_CONFIG --version`
2138    major_version=`echo $llvm_version | cut -c 1`
2139    minor_version=`echo $llvm_version | cut -c 3`
2140    AC_MSG_CHECKING(LLVM version)
2141    AC_MSG_RESULT($llvm_version)
2142    if echo $llvm_version | grep -q 'mono'; then
2143           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2144           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2145    else
2146           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.])
2147    fi
2148
2149    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2150    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2151    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2152
2153    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2154    # llvm's config.h
2155    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2156
2157    AC_SUBST(LLVM_CFLAGS)
2158    AC_SUBST(LLVM_CXXFLAGS)
2159    AC_SUBST(LLVM_LIBS)
2160    AC_SUBST(LLVM_LDFLAGS)
2161    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2162 fi
2163
2164 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2165 if test "x$enable_loadedllvm" = "xyes"; then
2166    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2167 fi
2168 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2169
2170 TARGET="unknown"
2171 ACCESS_UNALIGNED="yes"
2172
2173 JIT_SUPPORTED=no
2174 INTERP_SUPPORTED=no
2175 LIBC="libc.so.6"
2176 INTL="libc.so.6"
2177 SQLITE="libsqlite.so.0"
2178 SQLITE3="libsqlite3.so.0"
2179 X11="libX11.so"
2180
2181 sizeof_register="SIZEOF_VOID_P"
2182
2183 jit_wanted=true
2184 interp_wanted=false
2185 sgen_supported=false
2186 case "$host" in
2187 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2188 #               TARGET=MIPS;
2189 #               ACCESS_UNALIGNED="no"
2190 #               ;;
2191         mips*)
2192                 TARGET=MIPS;
2193                 arch_target=mips;
2194                 sgen_supported=true
2195                 ACCESS_UNALIGNED="no"
2196                 JIT_SUPPORTED=yes
2197
2198                 AC_MSG_CHECKING(for mips n32)
2199                 AC_TRY_COMPILE([],[
2200                 #if _MIPS_SIM != _ABIN32
2201                 #error Not mips n32
2202                 #endif
2203                 return 0;
2204                 ],[
2205                 AC_MSG_RESULT(yes)
2206                 sizeof_register=8
2207                 ],[
2208                 AC_MSG_RESULT(no)
2209                 ])
2210                 ;;
2211         i*86-*-*)
2212                 TARGET=X86;
2213                 arch_target=x86;
2214                 JIT_SUPPORTED=yes
2215                 case $host_os in
2216                   solaris*)
2217                         LIBC="libc.so"
2218                         INTL="libintl.so"
2219                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2220                                 TARGET=AMD64
2221                                 arch_target=amd64
2222                         fi
2223
2224                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2225                         # int astruct __attribute__ ((visibility ("hidden")));
2226                         # void foo ()
2227                         # {
2228                         #       void *p = &astruct;
2229                         # }
2230                         # gcc -fPIC --shared -o libfoo.so foo.c
2231                         # yields:
2232                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2233                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2234                         have_visibility_hidden=no
2235                         sgen_supported=true
2236                         ;;
2237                   cygwin*)
2238                         sgen_supported=true
2239                         have_visibility_hidden=no
2240                         ;;
2241                   haiku*)
2242                         LIBC=libroot.so
2243                         ;;
2244                   linux*)
2245                         sgen_supported=true
2246                         AOT_SUPPORTED="yes"
2247                         ;;
2248                   darwin*)
2249                         sgen_supported=true
2250                         AOT_SUPPORTED="yes"
2251                         ;;
2252                   darwin*|openbsd*|freebsd*)
2253                         sgen_supported=true
2254                         ;;
2255                 esac
2256                 ;;
2257         x86_64-*-* | amd64-*-*)
2258                 TARGET=AMD64;
2259                 arch_target=amd64;
2260                 JIT_SUPPORTED=yes
2261                 case $host_os in
2262                   linux*)
2263                         sgen_supported=true
2264                         AOT_SUPPORTED="yes"
2265                         ;;
2266                   darwin*|openbsd*|freebsd*)
2267                         sgen_supported=true
2268                         ;;
2269                 esac
2270                 case "$host" in
2271                         x86_64-*-nacl*)
2272                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2273                                 sizeof_register=8
2274                                 ;;
2275                 esac
2276                 ;;
2277         ia64-*-*)
2278                 TARGET=IA64
2279                 arch_target=ia64
2280                 ACCESS_UNALIGNED="no"
2281                 JIT_SUPPORTED=yes
2282                 LIBC="libc.so.6.1"
2283                 INTL="libc.so.6.1"
2284                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2285                 libmono_ldflags="-lunwind"
2286                 ;;
2287         sparc*-*-*)
2288                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2289                    TARGET=SPARC64
2290                 else
2291                         TARGET=SPARC
2292                 fi
2293                 arch_target=sparc;
2294                 JIT_SUPPORTED=yes
2295                 ACCESS_UNALIGNED="no"
2296                 case $host_os in
2297                   linux*) ;;
2298                   *)
2299                         LIBC="libc.so"
2300                         INTL="libintl.so"
2301                 esac
2302                 if test x"$GCC" = xyes; then
2303                         # We don't support v8 cpus
2304                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2305                 fi
2306                 if test x"$AR" = xfalse; then
2307                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2308                 fi
2309                 sgen_supported=true
2310                 ;;
2311        alpha*-*-linux* | alpha*-*-osf*)
2312                 TARGET=ALPHA;
2313                 ACCESS_UNALIGNED="no"
2314                 JIT_SUPPORTED=yes
2315                 arch_target=alpha;
2316                 CFLAGS="$CFLAGS -mieee -O0"
2317                 case $host_os in
2318                   linux*)
2319                         LIBC="libc.so.6.1"
2320                         INTL="libc.so.6.1"
2321                 esac
2322                ;;
2323         *-mingw*|*-*-cygwin*)
2324                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2325                 have_visibility_hidden=no
2326                 INTL="intl"
2327                 ;;
2328         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2329                 TARGET=HPPA;
2330                 arch_target=hppa;
2331                 LIBC="libc.sl"
2332                 ACCESS_UNALIGNED="no"
2333                 INTERP_SUPPORTED=yes
2334                 interp_wanted=true
2335                 ;;
2336         hppa*linux*)
2337                 TARGET=HPPA;
2338                 arch_target=hppa;
2339                 ACCESS_UNALIGNED="no"
2340                 JIT_SUPPORTED=yes
2341                 ;;
2342         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2343         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2344                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2345                         TARGET=POWERPC64;
2346                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2347                         CFLAGS="$CFLAGS -mminimal-toc"
2348                 else
2349                         TARGET=POWERPC;
2350                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2351                 fi
2352                 arch_target=ppc;
2353                 JIT_SUPPORTED=yes
2354                 case $host_os in
2355                   linux*|darwin*)
2356                         sgen_supported=true
2357                         ;;
2358                 esac
2359                 ;;
2360         arm*-darwin*)
2361                 TARGET=ARM;
2362                 arch_target=arm;
2363                 ACCESS_UNALIGNED="no"
2364                 JIT_SUPPORTED=yes
2365                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2366                 # libgc's gc_locks.h depends on this
2367             NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2368                 sgen_supported=true
2369                 ;;
2370         arm*-linux*)
2371                 TARGET=ARM;
2372                 arch_target=arm;
2373                 ACCESS_UNALIGNED="no"
2374                 JIT_SUPPORTED=yes
2375                 sgen_supported=true
2376                 AOT_SUPPORTED="yes"
2377                 ;;
2378         s390-*-linux*)
2379                 TARGET=S390;
2380                 arch_target=s390;
2381                 ACCESS_UNALIGNED="yes"
2382                 JIT_SUPPORTED=yes
2383                 sgen_supported=true
2384                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2385                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2386                 ;;
2387         s390x-*-linux*)
2388                 TARGET=S390x;
2389                 arch_target=s390x;
2390                 ACCESS_UNALIGNED="yes"
2391                 JIT_SUPPORTED=yes
2392                 sgen_supported=true
2393                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2394                 ;;
2395 esac
2396
2397 if test "x$host" != "x$target"; then
2398    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2399    enable_mcs_build=no
2400    case "$target" in
2401    powerpc64-ps3-linux-gnu)
2402                 TARGET=POWERPC64
2403                 arch_target=powerpc64
2404                 AC_DEFINE(TARGET_PS3, 1, [...])
2405                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2406                 # uses this define
2407                 AC_DEFINE(__mono_ppc64__, 1, [...])
2408                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2409                 sizeof_register=8
2410                 target_byte_order=G_BIG_ENDIAN
2411                 ;;
2412
2413    powerpc64-xbox360-linux-gnu)
2414                 TARGET=POWERPC64
2415                 arch_target=powerpc64
2416                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2417                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2418                 # uses this define
2419                 sizeof_register=8
2420                 target_byte_order=G_BIG_ENDIAN
2421                 ;;
2422    x86_64-*-nacl)
2423                 TARGET=AMD64
2424                 arch_target=amd64
2425                 AC_DEFINE(TARGET_AMD64, 1, [...])
2426                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2427                 sizeof_register=8
2428                 ;;
2429    *-*-nacl)
2430                 TARGET=X86
2431                 arch_target=x86
2432                 AC_DEFINE(TARGET_X86, 1, [...])
2433                 sizeof_register=4
2434                 ;;
2435    armv7l-unknown-linux-gnueabi*)
2436                 # TEGRA
2437                 TARGET=ARM;
2438                 arch_target=arm;
2439                 AC_DEFINE(TARGET_ARM, 1, [...])
2440                 ACCESS_UNALIGNED="no"
2441                 JIT_SUPPORTED=yes
2442                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__"
2443                 jit_wanted=true
2444                 # Can't use tls, since it depends on the runtime detection of tls offsets
2445                 # in mono-compiler.h
2446                 with_tls=pthread
2447                 ;;
2448    armv5tel-unknown-linux-gnueabi*)
2449                 TARGET=ARM;
2450                 arch_target=arm;
2451                 AC_DEFINE(TARGET_ARM, 1, [...])
2452                 ACCESS_UNALIGNED="no"
2453                 JIT_SUPPORTED=yes
2454                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2455                 jit_wanted=true
2456                 # Can't use tls, since it depends on the runtime detection of tls offsets
2457                 # in mono-compiler.h
2458                 with_tls=pthread
2459                 ;;
2460    armv5-*-linux-androideabi*)
2461                 TARGET=ARM;
2462                 arch_target=arm;
2463                 AC_DEFINE(TARGET_ARM, 1, [...])
2464                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2465                 ACCESS_UNALIGNED="no"
2466                 JIT_SUPPORTED=yes
2467                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__ -DARM_FPU_NONE=1"
2468                 jit_wanted=true
2469                 # Can't use tls, since it depends on the runtime detection of tls offset
2470                 # in mono-compiler.h
2471                 with_tls=pthread
2472                 ;;
2473         *)
2474                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2475         esac
2476 fi
2477
2478 # FIXME: Define the others as well
2479 case "$TARGET" in
2480 X86)
2481         AC_DEFINE(TARGET_X86, 1, [...])
2482         ;;
2483 AMD64)
2484         AC_DEFINE(TARGET_AMD64, 1, [...])
2485         ;;
2486 ARM)
2487         AC_DEFINE(TARGET_ARM, 1, [...])
2488         ;;
2489 POWERPC)
2490         AC_DEFINE(TARGET_POWERPC, 1, [...])
2491         ;;
2492 POWERPC64)
2493         AC_DEFINE(TARGET_POWERPC, 1, [...])
2494         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2495         ;;
2496 S390x)
2497         AC_DEFINE(TARGET_S390X, 1, [...])
2498         ;;
2499 MIPS)
2500         AC_DEFINE(TARGET_MIPS, 1, [...])
2501         ;;
2502 esac
2503
2504 if test "x$sizeof_register" = "x4"; then
2505    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2506 elif test "x$sizeof_register" = "x8"; then
2507    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2508 else
2509    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2510 fi
2511
2512 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2513    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2514 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2515    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2516 else
2517    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2518 fi
2519
2520 if test "x$have_visibility_hidden" = "xyes"; then
2521    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2522 fi
2523
2524 if test "x$have_deprecated" = "xyes"; then
2525    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2526 fi
2527
2528 dnl
2529 dnl Simple Generational checks (sgen)
2530 dnl
2531 if $sgen_supported; then
2532    build_sgen_default=yes
2533 else
2534    build_sgen_default=no
2535 fi
2536 SGEN_DEFINES=
2537 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2538 if test x$buildsgen = xyes; then
2539    if $sgen_supported; then
2540        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2541        gc_msg="sgen and $gc_msg"
2542    else
2543        buildsgen=no
2544        AC_MSG_WARN("Sgen is not supported on this platform")
2545    fi
2546 fi
2547 AC_SUBST(SGEN_DEFINES)
2548 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2549
2550 USEJIT=false
2551 if test x$JIT_SUPPORTED = xyes; then
2552    if $jit_wanted; then
2553       USEJIT=true
2554       jit_status="Building and using the JIT"
2555    else
2556       if $interp_wanted; then
2557          jit_status="Building the JIT, defaulting to the interpreter"
2558       else
2559          AC_ERROR(No JIT or interpreter support available or selected.)
2560       fi
2561    fi
2562 else
2563    if test x$interp_wanted = xtrue; then
2564       jit_status="interpreter"
2565    else
2566       AC_ERROR(No JIT or interpreter support available or selected.)
2567    fi
2568 fi
2569
2570 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2571
2572 libsuffix=".so"
2573
2574 case "$host" in
2575      *-*-darwin*)
2576         libsuffix=".dylib"
2577         LIBC="libc.dylib"
2578         INTL="libintl.dylib"
2579         SQLITE="libsqlite.0.dylib"
2580         SQLITE3="libsqlite3.0.dylib"
2581         X11="libX11.dylib"
2582         ;;
2583      *-*-*netbsd*)
2584         LIBC="libc.so.12"
2585         INTL="libintl.so.0"
2586         ;;
2587     *-*-*freebsd*)
2588         LIBC="libc.so"
2589         INTL="libintl.so"
2590         SQLITE="libsqlite.so"
2591         SQLITE3="libsqlite3.so"
2592         ;;
2593     *-*-*openbsd*)
2594         LIBC="libc.so"
2595         INTL="libintl.so"
2596         SQLITE="libsqlite.so"
2597         SQLITE3="libsqlite3.so"
2598         ;;
2599     *-*-*linux*)
2600         AC_PATH_X
2601         AC_MSG_CHECKING(for the soname of libX11.so)
2602         for i in $x_libraries /usr/lib /usr/lib64; do
2603                 for r in 4 5 6; do
2604                         if test -f $i/libX11.so.$r; then
2605                                 X11=libX11.so.$r
2606                                 AC_MSG_RESULT($X11)
2607                         fi
2608                 done
2609         done
2610
2611         if test "x$X11" = "xlibX11.so"; then
2612                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2613         fi
2614         ;;
2615 esac
2616
2617
2618 AC_SUBST(libsuffix)
2619
2620 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2621         if test "x$with_tls" = "x__thread"; then
2622                 #
2623                 # On some linux distributions, TLS works in executables, but linking
2624                 # against a shared library containing TLS fails with:
2625                 # undefined reference to `__tls_get_addr'
2626                 #
2627                 rm -f conftest.c conftest.so conftest
2628                 echo "static __thread int foo; int main () { foo = 5; return 0; }" > conftest.c
2629                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2630                 $CC -o conftest conftest.so > /dev/null 2>&1
2631                 if test ! -f conftest; then
2632                    AC_MSG_WARN([Disabling usage of __thread.]);
2633                    with_tls=pthread
2634                 fi
2635                 rm -f conftest.c conftest.so conftest
2636         fi
2637 fi
2638
2639 mono_debugger_supported=no
2640 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2641 if test "x$try_mono_debugger" = "xyes"; then
2642         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA" -o "x$TARGET" = "xS390x"; then
2643                 if test x$use_included_gc = xyes; then
2644                         case "$host" in
2645                         *-*-*linux*)
2646                                 mono_debugger_supported=yes
2647                                 ;;
2648                         *86-apple-darwin*)
2649                                 mono_debugger_supported=yes
2650                                 ;;
2651                         esac
2652                 fi
2653         fi
2654 fi
2655
2656 # disable the debugger entirely when building with moonlight
2657 if test "x$with_moonlight" != "xno"; then
2658         mono_debugger_supported=no
2659 fi
2660
2661 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2662 if test "x$mono_debugger_supported" = "xyes"; then
2663         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2664         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2665 fi
2666 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2667 AC_MSG_RESULT($mono_debugger_supported)
2668
2669 AC_ARG_ENABLE(icall-symbol-map,[ --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
2670 if test "x$icall_symbol_map" = "xyes"; then
2671    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
2672 fi
2673
2674 AC_ARG_ENABLE(icall-export,[ --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
2675 if test "x$icall_export" = "xyes"; then
2676    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
2677 fi
2678
2679 AC_ARG_ENABLE(icall-tables,[ --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
2680 if test "x$icall_tables" = "xno"; then
2681    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
2682 fi
2683
2684 if test "x$with_tls" = "x__thread"; then
2685         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2686         # Pass the information to libgc
2687         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2688         AC_MSG_CHECKING(if the tls_model attribute is supported)
2689         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2690                 ], [
2691                         AC_MSG_RESULT(yes)
2692                         # CLANG doesn't support this yet, and it prints warnings about it
2693                         if test "x$mono_cv_clang" = "xno"; then
2694                                 AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2695                         fi
2696                 ], [
2697                         AC_MSG_RESULT(no)
2698         ])
2699 fi
2700
2701 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2702         dnl ******************************************
2703         dnl *** Check to see what FPU is available ***
2704         dnl ******************************************
2705         AC_MSG_CHECKING(which FPU to use)
2706
2707         fpu=NONE
2708         if gcc -v 2>&1 | grep -q -- '--with-float=hard'; then
2709            fpu=VFP_HARD
2710         fi
2711
2712         if test x$fpu = xNONE; then
2713            ORIG_CFLAGS=$CFLAGS
2714            CFLAGS="$CFLAGS -mfpu=vfp -mfloat-abi=softfp"
2715            AC_TRY_RUN([
2716                                 int main () { __asm__ ("faddd   d7, d6, d7"); return 0; }
2717                                 ], fpu=VFP, fpu=NONE)
2718            CFLAGS=$ORIG_CFLAGS
2719         fi
2720
2721         if test x$fpu = xNONE; then
2722                 AC_TRY_COMPILE([], [
2723                         __asm__ ("ldfd f0, [r0]");
2724                         ], fpu=FPA, fpu=NONE)
2725         fi
2726
2727         AC_MSG_RESULT($fpu)
2728         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2729         unset fpu
2730
2731         AC_MSG_CHECKING(for ARMV6)
2732         AC_TRY_RUN([
2733                 int main () { __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory"); return 0; }
2734                         ], armv6=yes, armv6=no)
2735
2736         AC_MSG_RESULT($armv6)
2737         if test ${armv6} = yes; then
2738            AC_DEFINE(HAVE_ARMV6, 1, "Host supports ARMV6 instructions")
2739            # libgc's gc_locks.h depends on this
2740            NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2741         fi
2742 fi
2743
2744 if test ${TARGET} = unknown; then
2745         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2746         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2747 fi
2748
2749 if test ${ACCESS_UNALIGNED} = no; then
2750         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2751 fi
2752
2753 case "x$gc" in
2754         xincluded)
2755                 # Pass CPPFLAGS to libgc configure
2756                 # We should use a separate variable for this to avoid passing useless and
2757                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2758                 # This should be executed late so we pick up the final version of CPPFLAGS
2759                 # The problem with this approach, is that during a reconfigure, the main
2760                 # configure scripts gets invoked with these arguments, so we use separate
2761                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2762                 TMP_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2763                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2764                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2765                 fi
2766                 # Don't pass -finstrument-for-thread-suspension in,
2767                 # if these are instrumented it will be very bad news
2768                 # (infinite recursion, undefined parking behavior, etc)
2769                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
2770                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2771                 AC_CONFIG_SUBDIRS(libgc)
2772                 ;;
2773 esac
2774
2775 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2776 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.x FX (defaults to yes)],                  [], [with_profile4=yes])
2777 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid 2.1 assemblies (defaults to no)], [], [with_monodroid=no])
2778 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2779 AC_ARG_WITH(mobile,    [  --with-mobile=yes,no            If you want to build the Mobile 2.1 assemblies (defaults to no)], [], [with_mobile=no])
2780
2781 OPROFILE=no
2782 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2783         if test x$with_oprofile != xno; then
2784             oprofile_include=$with_oprofile/include
2785             if test ! -f $oprofile_include/opagent.h; then
2786                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2787                 fi
2788             OPROFILE=yes
2789                 OPROFILE_CFLAGS="-I$oprofile_include"
2790             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2791             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2792         fi
2793 ])
2794
2795 MALLOC_MEMPOOLS=no
2796 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2797         if test x$with_malloc_mempools = xyes; then
2798                 MALLOC_MEMPOOLS=yes
2799                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2800         fi
2801 ])
2802
2803
2804 DISABLE_MCS_DOCS=no
2805 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2806         if test x$with_mcs_docs != xyes; then
2807                 DISABLE_MCS_DOCS=yes
2808         fi
2809 ])
2810 if test x$with_profile4 != xyes; then
2811         DISABLE_MCS_DOCS=yes
2812 fi
2813
2814 MOONLIGHT_DEFINES=
2815 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2816         if test x$with_moonlight != xno; then
2817         MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING "
2818         fi
2819 ], [with_moonlight=no])
2820 AC_SUBST(MOONLIGHT_DEFINES)
2821
2822 AC_ARG_WITH(moon_gc, [  --with-moon-gc=boehm,sgen               Select the gc to use with Moonlight (defaults to boehm)],[
2823         if test "x$with_moon_gc" != "xsgen"; then
2824                 with_moon_gc=boehm
2825         fi
2826 ], [with_moon_gc=boehm])
2827
2828 AC_CHECK_HEADER([malloc.h],
2829                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2830                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2831
2832 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
2833 # instead of libmono-static.a
2834 if test "x$enable_shared" = "xno"; then
2835    LIBMONO_LA=.libs/libmono-static.a
2836 else
2837    LIBMONO_LA=libmono-$API_VER.la
2838 fi
2839 AC_SUBST(LIBMONO_LA)
2840
2841 dnl
2842 dnl Consistency settings
2843 dnl
2844 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2845    DISABLE_MCS_DOCS=yes
2846 fi
2847
2848 if test x$DISABLE_MCS_DOCS = xyes; then
2849    docs_dir=""
2850 else
2851    docs_dir=docs
2852 fi
2853 AC_SUBST(docs_dir)
2854
2855 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
2856 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
2857
2858 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2859 AC_SUBST(OPROFILE_CFLAGS)
2860 AC_SUBST(OPROFILE_LIBS)
2861
2862 libmono_ldflags="$libmono_ldflags $LIBS"
2863
2864 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2865 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2866 AM_CONDITIONAL(MOONLIGHT_BOEHM, [test "x$with_moon_gc" = "xboehm"])
2867 AM_CONDITIONAL(MOONLIGHT_SGEN, [test "x$with_moon_gc" = "xsgen"])
2868
2869 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2870 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" = xyes])
2871 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2872 AM_CONDITIONAL(INSTALL_MOBILE, [test "x$with_mobile" = xyes])
2873
2874 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2875 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2876 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2877 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2878 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2879 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2880 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2881 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2882 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2883 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2884 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2885 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2886 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2887 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2888 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2889 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2890
2891 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2892 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2893 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2894
2895 AC_SUBST(LIBC)
2896 AC_SUBST(INTL)
2897 AC_SUBST(SQLITE)
2898 AC_SUBST(SQLITE3)
2899 AC_SUBST(X11)
2900 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2901 AC_SUBST(arch_target)
2902 AC_SUBST(CFLAGS)
2903 AC_SUBST(CPPFLAGS)
2904 AC_SUBST(LDFLAGS)
2905
2906 mono_build_root=`pwd`
2907 AC_SUBST(mono_build_root)
2908
2909 if test x$USEJIT = xtrue; then
2910   mono_runtime=mono/mini/mono
2911 else
2912   mono_runtime=mono/interpreter/mint
2913 fi
2914 AC_SUBST(mono_runtime)
2915
2916 mono_cfg_root=$mono_build_root/runtime
2917 if test x$host_win32 = xyes; then
2918   if test "x$cross_compiling" = "xno"; then
2919     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2920   else
2921     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2922   fi
2923 else
2924   mono_cfg_dir=$mono_cfg_root/etc
2925 fi
2926 AC_SUBST(mono_cfg_dir)
2927
2928 AC_CONFIG_FILES([po/mcs/Makefile.in])
2929
2930 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2931 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2932
2933 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2934 [   depth=../../../..
2935     case $srcdir in
2936     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2937     .) reldir=$depth ;;
2938     *) reldir=$depth/$srcdir ;;
2939     esac
2940     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2941     cd runtime/etc/mono/1.0
2942     rm -f machine.config
2943     $LN_S $reldir/data/net_1_1/machine.config machine.config
2944     cd $depth
2945 ],[LN_S='$LN_S'])
2946
2947 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2948 [   depth=../../../..
2949     case $srcdir in
2950     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2951     .) reldir=$depth ;;
2952     *) reldir=$depth/$srcdir ;;
2953     esac
2954     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2955     cd runtime/etc/mono/2.0
2956     rm -f machine.config
2957     $LN_S $reldir/data/net_2_0/machine.config machine.config
2958     cd $depth
2959 ],[LN_S='$LN_S'])
2960
2961 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2962 [   depth=../../../..
2963     case $srcdir in
2964     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2965     .) reldir=$depth ;;
2966     *) reldir=$depth/$srcdir ;;
2967     esac
2968     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2969     cd runtime/etc/mono/2.0
2970     rm -f web.config
2971     $LN_S $reldir/data/net_2_0/web.config web.config
2972     cd $depth
2973 ],[LN_S='$LN_S'])
2974
2975 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2976 [   depth=../../..
2977     case $srcdir in
2978     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2979     .) reldir=$depth ;;
2980     *) reldir=$depth/$srcdir ;;
2981     esac
2982     $ac_aux_dir/install-sh -d runtime/etc/mono/
2983     cd runtime/etc/mono/
2984     rm -f browscap.ini
2985     $LN_S $reldir/data/browscap.ini browscap.ini
2986     cd $depth
2987 ],[LN_S='$LN_S'])
2988
2989 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2990 [   depth=../../../../..
2991     case $srcdir in
2992     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2993     .) reldir=$depth ;;
2994     *) reldir=$depth/$srcdir ;;
2995     esac
2996     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2997     cd runtime/etc/mono/2.0/Browsers
2998     rm -f Compat.browser
2999     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
3000     cd $depth
3001 ],[LN_S='$LN_S'])
3002
3003 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3004 [   depth=../../../..
3005     case $srcdir in
3006     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3007     .) reldir=$depth ;;
3008     *) reldir=$depth/$srcdir ;;
3009     esac
3010     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3011     cd runtime/etc/mono/4.0
3012     rm -f machine.config
3013     $LN_S $reldir/data/net_4_0/machine.config machine.config
3014     cd $depth
3015 ],[LN_S='$LN_S'])
3016
3017 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3018 [   depth=../../../..
3019     case $srcdir in
3020     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3021     .) reldir=$depth ;;
3022     *) reldir=$depth/$srcdir ;;
3023     esac
3024     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3025     cd runtime/etc/mono/4.0
3026     rm -f web.config
3027     $LN_S $reldir/data/net_4_0/web.config web.config
3028     cd $depth
3029 ],[LN_S='$LN_S'])
3030
3031 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3032 [   depth=../../../..
3033     case $srcdir in
3034     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3035     .) reldir=$depth ;;
3036     *) reldir=$depth/$srcdir ;;
3037     esac
3038     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3039     cd runtime/etc/mono/4.5
3040     rm -f machine.config
3041     $LN_S $reldir/data/net_4_5/machine.config machine.config
3042     cd $depth
3043 ],[LN_S='$LN_S'])
3044
3045 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3046 [   depth=../../../..
3047     case $srcdir in
3048     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3049     .) reldir=$depth ;;
3050     *) reldir=$depth/$srcdir ;;
3051     esac
3052     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3053     cd runtime/etc/mono/4.5
3054     rm -f web.config
3055     $LN_S $reldir/data/net_4_5/web.config web.config
3056     cd $depth
3057 ],[LN_S='$LN_S'])
3058
3059 if test x$enable_quiet_build = xyes; then
3060    AC_CONFIG_COMMANDS([quiet],
3061 [  for i in `find mono libgc support -name Makefile`; do
3062            if [ grep -q 'generated by automake' $i ]; then
3063                   $srcdir/scripts/patch-quiet.sh $i;
3064            fi;
3065    done
3066 ], [shell=$SHELL])
3067    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])
3068 fi
3069
3070 AC_OUTPUT([
3071 Makefile
3072 mono-core.spec
3073 mono-uninstalled.pc
3074 scripts/mono-find-provides
3075 scripts/mono-find-requires
3076 mono/Makefile
3077 mono/utils/Makefile
3078 mono/metadata/Makefile
3079 mono/dis/Makefile
3080 mono/cil/Makefile
3081 mono/arch/Makefile
3082 mono/arch/x86/Makefile
3083 mono/arch/amd64/Makefile
3084 mono/arch/hppa/Makefile
3085 mono/arch/ppc/Makefile
3086 mono/arch/sparc/Makefile
3087 mono/arch/s390/Makefile
3088 mono/arch/s390x/Makefile
3089 mono/arch/arm/Makefile
3090 mono/arch/alpha/Makefile
3091 mono/arch/ia64/Makefile
3092 mono/arch/mips/Makefile
3093 mono/interpreter/Makefile
3094 mono/tests/Makefile
3095 mono/tests/tests-config
3096 mono/tests/assemblyresolve/Makefile
3097 mono/tests/cas/Makefile
3098 mono/tests/cas/assembly/Makefile
3099 mono/tests/cas/demand/Makefile
3100 mono/tests/cas/inheritance/Makefile
3101 mono/tests/cas/linkdemand/Makefile
3102 mono/tests/cas/threads/Makefile
3103 mono/benchmark/Makefile
3104 mono/monograph/Makefile
3105 mono/io-layer/Makefile
3106 mono/mini/Makefile
3107 mono/profiler/Makefile
3108 m4/Makefile
3109 ikvm-native/Makefile
3110 scripts/Makefile
3111 man/Makefile
3112 docs/Makefile
3113 data/Makefile
3114 data/net_2_0/Makefile
3115 data/net_4_0/Makefile
3116 data/net_4_5/Makefile
3117 data/net_2_0/Browsers/Makefile
3118 data/mint.pc
3119 data/mono-2.pc
3120 data/monosgen-2.pc
3121 data/mono.pc
3122 data/mono-cairo.pc
3123 data/mono-nunit.pc
3124 data/mono-options.pc
3125 data/mono-lineeditor.pc
3126 data/monodoc.pc
3127 data/mono.web.pc
3128 data/dotnet.pc
3129 data/dotnet35.pc
3130 data/wcf.pc
3131 data/cecil.pc
3132 data/system.web.extensions_1.0.pc
3133 data/system.web.extensions.design_1.0.pc
3134 data/system.web.mvc.pc
3135 data/system.web.mvc2.pc
3136 samples/Makefile
3137 support/Makefile
3138 data/config
3139 tools/Makefile
3140 tools/locale-builder/Makefile
3141 tools/sgen/Makefile
3142 runtime/Makefile
3143 msvc/Makefile
3144 po/Makefile
3145 ])
3146
3147 if test x$host_win32 = xyes; then
3148    # Get rid of 'cyg' prefixes in library names
3149    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3150    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3151    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3152    # executable doesn't work...
3153    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3154 fi
3155
3156 (
3157   case $prefix in
3158   NONE) prefix=$ac_default_prefix ;;
3159   esac
3160   case $exec_prefix in
3161   NONE) exec_prefix='${prefix}' ;;
3162   esac
3163
3164   #
3165   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3166   # any existing config.make.  This allows people to share the same source tree
3167   # with different build directories, one native and one cross
3168   #
3169   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3170
3171     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3172
3173     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3174     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3175     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3176     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3177     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3178     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3179     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3180
3181     case $INSTALL in
3182     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3183     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3184     esac
3185
3186     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3187
3188     export VERSION
3189     [myver=$($AWK 'BEGIN {
3190       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3191       if(length(vsplit [1]) > 4) {
3192         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3193       }
3194       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3195     }')]
3196
3197     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3198
3199     if test x$platform_darwin = xyes; then
3200       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3201     fi
3202
3203         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3204            enable_system_aot=yes
3205         fi
3206
3207         if test "x$enable_loadedllvm" = "xyes"; then
3208            # This seems to fail on the x86 buildbots
3209            enable_system_aot=no
3210         fi
3211
3212     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3213       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3214     fi
3215
3216     if test x$DISABLE_MCS_DOCS = xyes; then
3217       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3218     fi
3219
3220     if test x$with_moonlight != xno; then
3221       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
3222     fi
3223
3224     if test x$with_profile4 != xyes; then
3225       echo "DEFAULT_PROFILE = net_2_0" >> $srcdir/$mcsdir/build/config.make
3226     fi
3227
3228   fi
3229
3230   # if we have an olive folder, override the default settings
3231   if test -d $olivedir; then
3232
3233     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3234
3235       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3236
3237       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3238       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3239       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3240       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3241       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3242       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3243     fi
3244   fi
3245
3246 )
3247
3248 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3249
3250 echo "
3251         mcs source:    $mcsdir
3252         olive source:  $olive_topdir
3253
3254    Engine:
3255         GC:            $gc_msg
3256         TLS:           $with_tls
3257         SIGALTSTACK:   $with_sigaltstack
3258         Engine:        $jit_status
3259         oprofile:      $OPROFILE
3260         BigArrays:     $enable_big_arrays
3261         DTrace:        $enable_dtrace
3262         Parallel Mark: $enable_parallel_mark
3263         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3264
3265     Libraries:
3266         Moon Profile:  $with_moonlight ($with_moon_gc)
3267         MonoDroid:     $with_monodroid
3268         MonoTouch:     $with_monotouch
3269         Mobile:        $with_mobile
3270         JNI support:   $jdk_headers_found
3271         libgdiplus:    $libgdiplus_msg
3272         zlib:          $zlib_msg
3273         $disabled
3274 "
3275 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3276    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3277 fi