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.novell.com/enter_bug.cgi?product=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"; then
  99                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
 100                         fi
 101                         CC="gcc -mno-cygwin -g"
 102                         CXX="g++ -mno-cygwin -g"
 103                         # So libgc configure gets -mno-cygwin
 104                         export CC
 105                         export CXX
 106                         CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -mno-cygwin"
 107                 else
 108                         target_win32=yes
 109                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 110                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 111                 fi
 112                 HOST_CC="gcc"
 113                 # Windows 2000 is required that includes Internet Explorer 5.01
 114                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 115                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 116                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 117                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 118                 libdl=
 119                 libgc_threads=win32
 120                 gc_default=included
 121                 with_sigaltstack=no
 122                 LN_S=cp
 123                 # This forces libgc to use the DllMain based thread registration code on win32
 124                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 125                 ;;
 126         *-*-*netbsd*)
 127                 host_win32=no
 128                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 129                 libmono_cflags="-D_REENTRANT"
 130                 LDFLAGS="$LDFLAGS -pthread"
 131                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 132                 libmono_ldflags="-pthread"
 133                 need_link_unlink=yes
 134                 libdl="-ldl"
 135                 libgc_threads=pthreads
 136                 with_sigaltstack=no
 137                 use_sigposix=yes
 138                 ;;
 139         *-*-*freebsd*)
 140                 host_win32=no
 141                 if test "x$PTHREAD_CFLAGS" = "x"; then
 142                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 143                         libmono_cflags=
 144                 else
 145                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 146                         libmono_cflags="$PTHREAD_CFLAGS"
 147                 fi
 148                 if test "x$PTHREAD_LIBS" = "x"; then
 149                         LDFLAGS="$LDFLAGS -pthread"
 150                         libmono_ldflags="-pthread"
 151                 else
 152                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 153                         libmono_ldflags="$PTHREAD_LIBS"
 154                 fi
 155                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 156                 need_link_unlink=yes
 157                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 158                 libdl=
 159                 libgc_threads=pthreads
 160                 # This doesn't seem to work as of 7.0 on amd64
 161                 with_sigaltstack=no
 162 # TLS is only partially implemented on -CURRENT (compiler support
 163 # but NOT library support)
 164 #
 165                 with_tls=pthread
 166                 use_sigposix=yes
 167                 ;;
 168         *-*-*openbsd*)
 169                 host_win32=no
 170                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 171                 if test "x$disable_munmap" != "xyes"; then
 172                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 173                 fi
 174                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 175                 LDFLAGS="$LDFLAGS -pthread"
 176                 need_link_unlink=yes
 177                 AC_DEFINE(PTHREAD_POINTER_ID)
 178                 libdl=
 179                 gc_default=boehm
 180                 libgc_threads=pthreads
 181                 with_sigaltstack=no
 182                 use_sigposix=yes
 183                 ;;
 184         *-*-linux-android*)
 185                 host_win32=no
 186                 platform_android=yes
 187                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 188                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 189
 190                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 191                 if test "x$disable_munmap" != "xyes"; then
 192                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 193                 fi
 194                 libmono_cflags="-D_REENTRANT"
 195                 libdl="-ldl"
 196                 libgc_threads=pthreads
 197                 use_sigposix=yes
 198
 199                 with_tls=pthread
 200                 with_sigaltstack=no
 201                 with_static_mono=no
 202
 203                 # Android doesn't support boehm, as it's missing <link.h>
 204                 support_boehm=no
 205                 with_gc=sgen
 206
 207                 # isinf(3) requires -lm; see isinf check below
 208                 LDFLAGS="$LDFLAGS -lm"
 209
 210                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 211                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 212                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 213                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 214                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 215
 216                 # to bypass the underscore linker check, can't work when cross-compiling
 217                 mono_cv_uscore=yes
 218                 ;;
 219         *-*-linux*)
 220                 host_win32=no
 221                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 222                 if test "x$disable_munmap" != "xyes"; then
 223                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 224                 fi
 225                 libmono_cflags="-D_REENTRANT"
 226                 libdl="-ldl"
 227                 libgc_threads=pthreads
 228                 use_sigposix=yes
 229                 ;;
 230         *-*-nacl*)
 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="$CPPFLAGS -DUSE_MUNMAP"
 235                 fi
 236                 libmono_cflags="-D_REENTRANT"
 237                 libdl=
 238                 libgc_threads=pthreads
 239                 gc_default=boehm
 240                 use_sigposix=yes
 241                 ikvm_native=no
 242                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 243                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 244                 ;;
 245         *-*-hpux*)
 246                 host_win32=no
 247                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 248                 # +ESdbgasm only valid on bundled cc on RISC
 249                 # silently ignored for ia64
 250                 if test $GCC != "yes"; then
 251                         CFLAGS="$CFLAGS +ESdbgasm"
 252                         # Arrange for run-time dereferencing of null
 253                         # pointers to produce a SIGSEGV signal.
 254                         LDFLAGS="$LDFLAGS -z"
 255                 fi
 256                 CFLAGS="$CFLAGS +ESdbgasm"
 257                 LDFLAGS="$LDFLAGS -z"
 258                 libmono_cflags="-D_REENTRANT"
 259                 libmono_ldflags="-lpthread"
 260                 libgc_threads=pthreads
 261                 need_link_unlink=yes
 262                 use_sigposix=yes
 263                 ;;
 264         *-*-solaris*)
 265                 host_win32=no
 266                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 267                 need_link_unlink=yes
 268                 libmono_cflags="-D_REENTRANT"
 269                 libgc_threads=pthreads
 270                 # This doesn't seem to work on solaris/x86, but the configure test runs
 271                 with_tls=pthread
 272                 has_dtrace=yes
 273                 use_sigposix=yes
 274                 enable_solaris_tar_check=yes
 275                 ;;
 276         *-*-darwin*)
 277                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 278                 host_win32=no
 279                 platform_darwin=yes
 280                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 281                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 282                 libmono_cflags="-D_THREAD_SAFE"
 283                 LDFLAGS="$LDFLAGS -pthread"
 284                 libmono_ldflags="-pthread"
 285                 need_link_unlink=yes
 286                 AC_DEFINE(PTHREAD_POINTER_ID)
 287                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 288                 no_version_script=yes
 289                 libdl=
 290                 libgc_threads=pthreads
 291                 has_dtrace=yes
 292                 if test "x$cross_compiling" = "xyes"; then
 293                         has_broken_apple_cpp=yes
 294                 fi
 295                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 296                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 297                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 298                 case "$host" in
 299                         dnl Snow Leopard and newer config.guess reports as this
 300                         i*86-*-darwin*)
 301                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 302                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 303                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 304                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 305                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 306                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 307                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 308                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 309                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 310                                 ;;
 311                 esac
 312                 ;;
 313         *-*-haiku*)
 314                 host_win32=no
 315                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 316                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 317                 libdl=
 318                 LIBS="$LIBS -lnetwork"
 319                 need_link_unlink=yes
 320                 AC_DEFINE(PTHREAD_POINTER_ID)
 321                 libgc_threads=pthreads
 322                 use_sigposix=yes
 323                 ;;
 324         *)
 325                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 326                 host_win32=no
 327                 libdl="-ldl"
 328                 ;;
 329 esac
 330 AC_MSG_RESULT(ok)
 331
 332 if test x$need_link_unlink = xyes; then
 333    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 334 fi
 335
 336 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 337 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 338 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 339 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 340 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 341 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 342
 343 AC_CHECK_TOOL(CC, gcc, gcc)
 344 AC_PROG_CC
 345 AC_CHECK_TOOL(CXX, g++, g++)
 346 AC_PROG_CXX
 347 AM_PROG_AS
 348 AM_PROG_CC_STDC
 349 AC_PROG_INSTALL
 350 AC_PROG_AWK
 351 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 352 : ${CCAS='$(CC)'}
 353 # Set ASFLAGS if not already set.
 354 : ${CCASFLAGS='$(CFLAGS)'}
 355 AC_SUBST(CCAS)
 356 AC_SUBST(CCASFLAGS)
 357
 358 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 359 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 360 if test "x$CXX" = "xg++"; then
 361         if test "x$GXX" != "xyes"; then
 362                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 363                 # are inside automake conditionals
 364                 AC_MSG_ERROR([You need to install g++])
 365         fi
 366 fi
 367
 368 AC_CHECK_PROG(BISON, bison,yes,no)
 369 if test "x$BISON" = "xno";
 370 then
 371         AC_MSG_ERROR([You need to install bison])
 372 fi
 373
 374 dnl may require a specific autoconf version
 375 dnl AC_PROG_CC_FOR_BUILD
 376 dnl CC_FOR_BUILD not automatically detected
 377 CC_FOR_BUILD=$CC
 378 CFLAGS_FOR_BUILD=$CFLAGS
 379 BUILD_EXEEXT=
 380 if test "x$cross_compiling" = "xyes"; then
 381         CC_FOR_BUILD=cc
 382         CFLAGS_FOR_BUILD=
 383         BUILD_EXEEXT=""
 384 fi
 385 AC_SUBST(CC_FOR_BUILD)
 386 AC_SUBST(CFLAGS_FOR_BUILD)
 387 AC_SUBST(HOST_CC)
 388 AC_SUBST(BUILD_EXEEXT)
 389
 390 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 391 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 392
 393 # Set STDC_HEADERS
 394 AC_HEADER_STDC
 395 AC_LIBTOOL_WIN32_DLL
 396 # This causes monodis to not link correctly
 397 #AC_DISABLE_FAST_INSTALL
 398 AM_PROG_LIBTOOL
 399 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 400 DOLT
 401
 402 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 403 AC_SUBST(export_ldflags)
 404
 405 # Test whenever ld supports -version-script
 406 AC_PROG_LD
 407 AC_PROG_LD_GNU
 408 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 409    no_version_script=yes
 410 fi
 411
 412 AM_ICONV()
 413
 414 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 415
 416 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)
 417 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)
 418 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 419                   [], [], [#include <stddef.h>
 420                   #include <sys/socket.h>
 421                   #include <linux/socket.h>])
 422
 423 AC_CHECK_HEADERS(sys/user.h, [], [],
 424 [
 425 #ifdef HAVE_SYS_PARAM_H
 426 # include <sys/param.h>
 427 #endif
 428 ])
 429
 430 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 431 if test x$have_zlib = xyes; then
 432    AC_TRY_COMPILE([#include <zlib.h>], [
 433    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 434    return 0;
 435    #else
 436    #error No good zlib found
 437    #endif
 438    ],[
 439         AC_MSG_RESULT(Using system zlib)
 440         zlib_msg="system zlib"
 441         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 442    ],[
 443         AC_MSG_RESULT(Using embedded zlib)
 444         have_zlib=no
 445         zlib_msg="bundled zlib"
 446    ])
 447 fi
 448
 449 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 450 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 451
 452 # for mono/metadata/debug-symfile.c
 453 AC_CHECK_HEADERS(elf.h)
 454
 455 # for support
 456 AC_CHECK_HEADERS(poll.h)
 457 AC_CHECK_HEADERS(sys/poll.h)
 458 AC_CHECK_HEADERS(sys/wait.h)
 459 AC_CHECK_HEADERS(grp.h)
 460 AC_CHECK_HEADERS(syslog.h)
 461
 462 # for mono/dis
 463 AC_CHECK_HEADERS(wchar.h)
 464 AC_CHECK_HEADERS(ieeefp.h)
 465 AC_MSG_CHECKING(for isinf)
 466 AC_TRY_LINK([#include <math.h>], [
 467         int f = isinf (1);
 468 ], [
 469         AC_MSG_RESULT(yes)
 470         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 471 ], [
 472         # We'll have to use signals
 473         AC_MSG_RESULT(no)
 474 ])
 475
 476 # for Linux statfs support
 477 AC_CHECK_HEADERS(linux/magic.h)
 478
 479 # not 64 bit clean in cross-compile
 480 AC_CHECK_SIZEOF(void *, 4)
 481
 482 WARN=''
 483 if test x"$GCC" = xyes; then
 484         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 485                 # The runtime code does not respect ANSI C strict aliasing rules
 486                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 487
 488                 ORIG_CFLAGS=$CFLAGS
 489                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 490                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 491                 AC_TRY_COMPILE([], [
 492                                                    void main () { }
 493                 ], [
 494                    AC_MSG_RESULT(yes)
 495                 ], [
 496                    AC_MSG_RESULT(no)
 497                    CFLAGS=$ORIG_CFLAGS
 498                 ])
 499
 500                 ORIG_CFLAGS=$CFLAGS
 501                 # Check for the normal version, since gcc ignores unknown -Wno options
 502                 CFLAGS="$CFLAGS -Wunused-but-set-variable"
 503                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 504                 AC_TRY_COMPILE([], [
 505                                                    void main () { }
 506                 ], [
 507                    AC_MSG_RESULT(yes)
 508                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 509                 ], [
 510                    AC_MSG_RESULT(no)
 511                    CFLAGS=$ORIG_CFLAGS
 512                 ])
 513 else
 514         # The Sun Forte compiler complains about inline functions that access static variables
 515         # so disable all inlining.
 516         case "$host" in
 517         *-*-solaris*)
 518                 CFLAGS="$CFLAGS -Dinline="
 519                 ;;
 520         esac
 521 fi
 522 CFLAGS="$CFLAGS -g $WARN"
 523 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 524
 525 # Where's the 'mcs' source tree?
 526 if test -d $srcdir/mcs; then
 527   mcsdir=mcs
 528 else
 529   mcsdir=../mcs
 530 fi
 531
 532 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 533         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 534                 mcsdir=$with_mcs_path
 535         fi
 536 )
 537
 538 #
 539 # A sanity check to catch cases where the package was unpacked
 540 # with an ancient tar program (Solaris)
 541 #
 542 AC_ARG_ENABLE(solaris-tar-check,
 543 [  --disable-solaris-tar-check    disable solaris tar check],
 544    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 545
 546 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 547         AC_MSG_CHECKING(integrity of package)
 548         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 549         then
 550                 AC_MSG_RESULT(ok)
 551         else
 552                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 553                 AC_MSG_ERROR([$errorm])
 554         fi
 555 fi
 556
 557 if test "x$with_mcs_path" != "x"; then
 558 mcs_topdir=$(cd "$mcsdir" && pwd)
 559 mcs_topdir_from_srcdir=$mcs_topdir
 560 else
 561 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 562 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 563 fi
 564
 565 # Convert mcs_topdir* paths to Windows syntax.
 566 if test x$cross_compiling$host_win32 = xnoyes; then
 567   mcs_topdir=$(cygpath -m $mcs_topdir)
 568   case $mcs_topdir_from_srcdir in
 569     /cygdrive/*)
 570         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 571         ;;
 572   esac
 573 fi
 574
 575 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 576 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 577
 578 AC_SUBST([mcs_topdir])
 579 AC_SUBST([mcs_topdir_from_srcdir])
 580
 581 # Where's the 'olive' source tree?
 582 if test -d $srcdir/olive; then
 583   olivedir=olive
 584 else
 585   olivedir=../olive
 586 fi
 587
 588 if test -d $srcdir/$olivedir; then
 589 olive_topdir='$(top_srcdir)/'$olivedir
 590 fi
 591
 592 # gettext: prepare the translation directories.
 593 # we do not configure the full gettext, as we consume it dynamically from C#
 594 AM_PO_SUBDIRS
 595
 596 if test "x$USE_NLS" = "xyes"; then
 597    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 598
 599    if test "x$HAVE_MSGFMT" = "xno"; then
 600           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 601    fi
 602 fi
 603
 604 AC_ARG_WITH([libgdiplus],
 605         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 606         [], [with_libgdiplus=installed])
 607
 608 case $with_libgdiplus in
 609 no|installed) libgdiplus_loc= ;;
 610 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 611 /*) libgdiplus_loc=$with_libgdiplus ;;
 612 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 613 esac
 614 AC_SUBST([libgdiplus_loc])
 615
 616 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 617
 618 pkg_config_path=
 619 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 620         if test x$with_crosspkgdir = "x"; then
 621                 if test -s $PKG_CONFIG_PATH; then
 622                         pkg_config_path=$PKG_CONFIG_PATH
 623                 fi
 624         else
 625                 pkg_config_path=$with_crosspkgdir
 626                 PKG_CONFIG_PATH=$pkg_config_path
 627                 export PKG_CONFIG_PATH
 628         fi
 629 )
 630
 631 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 632 AC_CONFIG_SUBDIRS(eglib)
 633
 634 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 635 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 636 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 637 BUILD_GLIB_LIBS="$GLIB_LIBS"
 638 GMODULE_CFLAGS="$GLIB_CFLAGS"
 639 GMODULE_LIBS="$GLIB_LIBS"
 640
 641 AC_SUBST(GLIB_CFLAGS)
 642 AC_SUBST(GLIB_LIBS)
 643 AC_SUBST(GMODULE_CFLAGS)
 644 AC_SUBST(GMODULE_LIBS)
 645 AC_SUBST(BUILD_GLIB_CFLAGS)
 646 AC_SUBST(BUILD_GLIB_LIBS)
 647
 648 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 649
 650 # Enable support for fast thread-local storage
 651 # Some systems have broken support, so we allow to disable it.
 652 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 653
 654 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 655 # This does not work on some platforms (bug #55253)
 656 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 657
 658 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 659 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 660
 661 if test "x$enable_static" = "xno"; then
 662    with_static_mono=no
 663 fi
 664
 665 if test "x$enable_shared" = "xno"; then
 666    with_shared_mono=no
 667 fi
 668
 669 case $host in
 670 *nacl* ) with_shared_mono=yes;;
 671 esac
 672
 673 if test "x$host_win32" = "xyes"; then
 674    # Boehm GC requires the runtime to be in its own dll
 675    with_static_mono=no
 676 fi
 677
 678 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 679 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 680 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 681
 682 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 683 if test "x$with_xen_opt" = "xyes"; then
 684         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 685         ORIG_CFLAGS=$CFLAGS
 686         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 687         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 688         AC_TRY_COMPILE([], [
 689                                            void main () { }
 690         ], [
 691            AC_MSG_RESULT(yes)
 692            # Pass it to libgc as well
 693            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 694         ], [
 695            AC_MSG_RESULT(no)
 696            CFLAGS=$ORIG_CFLAGS
 697         ])
 698 fi
 699
 700 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 701 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 702
 703 if test x$enable_small_config = xyes; then
 704         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 705         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 706 fi
 707
 708 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=$enableval, enable_system_aot=default)
 709
 710 DISABLED_FEATURES=none
 711
 712 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 713      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 714      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization, assembly_remapping, shared_perfcounters.],
 715 [
 716         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 717                 eval "mono_feature_disable_$feature='yes'"
 718         done
 719         DISABLED_FEATURES=$enable_minimal
 720         disabled="Disabled:      $enable_minimal"
 721 ],[])
 722
 723 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 724
 725 if test "x$mono_feature_disable_aot" = "xyes"; then
 726         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 727         AC_MSG_NOTICE([Disabled AOT compiler])
 728 fi
 729
 730 if test "x$mono_feature_disable_profiler" = "xyes"; then
 731         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 732         AC_MSG_NOTICE([Disabled support for the profiler])
 733 fi
 734 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 735
 736 if test "x$mono_feature_disable_decimal" = "xyes"; then
 737         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 738         AC_MSG_NOTICE([Disabled support for decimal])
 739 fi
 740
 741 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 742         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 743         AC_MSG_NOTICE([Disabled support for P/Invoke])
 744 fi
 745
 746 if test "x$mono_feature_disable_debug" = "xyes"; then
 747         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 748         AC_MSG_NOTICE([Disabled support for runtime debugging])
 749 fi
 750
 751 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 752         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 753         mono_feature_disable_reflection_emit_save=yes
 754         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 755 fi
 756
 757 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 758         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 759         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 760 fi
 761
 762 if test "x$mono_feature_disable_large_code" = "xyes"; then
 763         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 764         AC_MSG_NOTICE([Disabled support for large assemblies])
 765 fi
 766
 767 if test "x$mono_feature_disable_logging" = "xyes"; then
 768         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 769         AC_MSG_NOTICE([Disabled support for logging])
 770 fi
 771
 772 if test "x$mono_feature_disable_com" = "xyes"; then
 773         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 774         AC_MSG_NOTICE([Disabled COM support])
 775 fi
 776
 777 if test "x$mono_feature_disable_ssa" = "xyes"; then
 778         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 779         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 780 fi
 781
 782 if test "x$mono_feature_disable_generics" = "xyes"; then
 783         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 784         AC_MSG_NOTICE([Disabled Generics Support])
 785 fi
 786
 787 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 788         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 789         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 790 fi
 791
 792 if test "x$mono_feature_disable_portability" = "xyes"; then
 793         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 794         AC_MSG_NOTICE([Disabled IO Portability layer])
 795 fi
 796
 797 if test "x$mono_feature_disable_attach" = "xyes"; then
 798         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 799         AC_MSG_NOTICE([Disabled agent attach])
 800 fi
 801
 802 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 803         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 804         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 805 fi
 806
 807 if test "x$mono_feature_disable_verifier" = "xyes"; then
 808         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 809         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 810 fi
 811
 812 if test "x$mono_feature_disable_jit" = "xyes"; then
 813         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 814         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 815 fi
 816
 817 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 818
 819 if test "x$mono_feature_disable_simd" = "xyes"; then
 820         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 821         AC_MSG_NOTICE([Disabled SIMD support])
 822 fi
 823
 824 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 825         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 826         AC_MSG_NOTICE([Disabled Soft Debugger.])
 827 fi
 828
 829 if test "x$mono_feature_disable_normalization" = "xyes"; then
 830         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 831         AC_MSG_NOTICE([Disabled String normalization support.])
 832 fi
 833
 834 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 835         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 836         AC_MSG_NOTICE([Disabled Assembly remapping.])
 837 fi
 838
 839 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 840         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 841         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 842 fi
 843
 844 AC_MSG_CHECKING(for visibility __attribute__)
 845 AC_TRY_COMPILE([], [
 846    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 847    void main () { doit (); }
 848 ], [
 849    have_visibility_hidden=yes
 850    AC_MSG_RESULT(yes)
 851 ], [
 852    have_visibility_hidden=no
 853    AC_MSG_RESULT(no)
 854 ])
 855
 856 AC_MSG_CHECKING(for deprecated __attribute__)
 857 AC_TRY_COMPILE([
 858      int doit (void) __attribute__ ((deprecated));
 859      int doit (void) { return 0; }
 860 ], [
 861         return 0;
 862 ], [
 863    have_deprecated=yes
 864    AC_MSG_RESULT(yes)
 865 ], [
 866    have_deprecated=no
 867    AC_MSG_RESULT(no)
 868 ])
 869
 870 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 871 if test x$enable_parallel_mark = xyes; then
 872         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 873 fi
 874
 875 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
 876 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
 877
 878 dnl
 879 dnl Boehm GC configuration
 880 dnl
 881 LIBGC_CFLAGS=
 882 LIBGC_LIBS=
 883 LIBGC_STATIC_LIBS=
 884 libgc_dir=
 885 case "x$gc" in
 886         xboehm|xbohem|xyes)
 887                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 888                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 889
 890                 if test "x$found_boehm" != "xyes"; then
 891                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 892                 fi
 893                 if test "x$gc_headers" != "xyes"; then
 894                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 895                 fi
 896
 897                 LIBGC_LIBS="-lgc $libdl"
 898                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 899                 libmono_ldflags="$libmono_ldflags -lgc"
 900                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 901
 902                 # AC_CHECK_FUNCS does not work for some reason...
 903                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 904                 if test "x$found_gcj_malloc" = "xyes"; then
 905                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 906                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 907                         gc_msg="System Boehm with typed GC"
 908                 else
 909                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 910                         gc_msg="System Boehm (without typed GC)"
 911                 fi
 912                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 913                 if test "x$found_gc_enable" = "xyes"; then
 914                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 915                 fi
 916
 917                 # check whether we need to explicitly allow
 918                 # thread registering
 919                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
 920                 if test "x$found_allow_register_threads" = "xyes"; then
 921                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
 922                 fi
 923
 924                 ;;
 925
 926         xincluded)
 927                 use_included_gc=yes
 928                 libgc_dir=libgc
 929
 930                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 931                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 932                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 933
 934                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 935
 936                 gc_msg="bundled Boehm GC with typed GC"
 937                 if test x$enable_parallel_mark = xyes; then
 938                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 939                         gc_msg="$gc_msg and parallel mark"
 940                 else
 941                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 942                 fi
 943                 ;;
 944
 945         xsgen)
 946                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 947                 ;;
 948
 949         xnone)
 950                 AC_MSG_WARN("Compiling mono without GC.")
 951                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 952                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 953                 ;;
 954         *)
 955                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 956                 ;;
 957 esac
 958
 959 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 960 if test "x$large_heap" = "xyes"; then
 961    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 962 fi
 963
 964 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 965 AC_SUBST(LIBGC_CFLAGS)
 966 AC_SUBST(LIBGC_LIBS)
 967 AC_SUBST(LIBGC_STATIC_LIBS)
 968 AC_SUBST(libgc_dir)
 969 AC_SUBST(BOEHM_DEFINES)
 970
 971 dnl
 972 dnl End of libgc checks
 973 dnl
 974
 975 dnl *************************************
 976 dnl *** Checks for zero length arrays ***
 977 dnl *************************************
 978 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 979 AC_TRY_COMPILE([
 980         struct s {
 981                 int  length;
 982                 char data [0];
 983         };
 984 ], [], [
 985         AC_MSG_RESULT(yes)
 986         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 987 ], [
 988         AC_MSG_RESULT(no)
 989         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 990 ])
 991
 992 if test x$target_win32 = xno; then
 993
 994         dnl hires monotonic clock support
 995         AC_SEARCH_LIBS(clock_gettime, rt)
 996
 997         dnl dynamic loader support
 998         AC_CHECK_FUNC(dlopen, DL_LIB="",
 999                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1000         )
1001         if test x$dl_support = xno; then
1002                 AC_MSG_WARN([No dynamic loading support available])
1003         else
1004                 LIBS="$LIBS $DL_LIB"
1005                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1006                 dnl from glib's configure.in
1007                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1008                         mono_cv_uscore,[
1009                         AC_TRY_RUN([#include <dlfcn.h>
1010                         int mono_underscore_test (void) { return 42; }
1011                         int main() {
1012                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1013                           handle = dlopen ((void*)0, 0);
1014                           if (handle) {
1015                             f1 = dlsym (handle, "mono_underscore_test");
1016                             f2 = dlsym (handle, "_mono_underscore_test");
1017                           } return (!f2 || f1);
1018                         }],
1019                                 [mono_cv_uscore=yes],
1020                                 [mono_cv_uscore=no],
1021                         [])
1022                 ])
1023                 if test "x$mono_cv_uscore" = "xyes"; then
1024                         MONO_DL_NEED_USCORE=1
1025                 else
1026                         MONO_DL_NEED_USCORE=0
1027                 fi
1028                 AC_SUBST(MONO_DL_NEED_USCORE)
1029                 AC_CHECK_FUNC(dlerror)
1030         fi
1031
1032         dnl ******************************************************************
1033         dnl *** Checks for the IKVM JNI interface library                  ***
1034         dnl ******************************************************************
1035         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])
1036
1037         ikvm_native_dir=
1038         if test x$with_ikvm_native = xyes; then
1039                 ikvm_native_dir=ikvm-native
1040                 jdk_headers_found="IKVM Native"
1041         fi
1042
1043         AC_SUBST(ikvm_native_dir)
1044
1045         AC_CHECK_HEADERS(execinfo.h)
1046
1047         AC_CHECK_FUNCS(getgrgid_r)
1048         AC_CHECK_FUNCS(getgrnam_r)
1049         AC_CHECK_FUNCS(getpwnam_r)
1050         AC_CHECK_FUNCS(getpwuid_r)
1051         AC_CHECK_FUNCS(getresuid)
1052         AC_CHECK_FUNCS(setresuid)
1053         AC_CHECK_FUNCS(kqueue)
1054         AC_CHECK_FUNCS(backtrace_symbols)
1055         AC_CHECK_FUNCS(mkstemp)
1056         AC_CHECK_FUNCS(mmap)
1057         AC_CHECK_FUNCS(madvise)
1058         AC_CHECK_FUNCS(getrusage)
1059         AC_CHECK_FUNCS(getpriority)
1060         AC_CHECK_FUNCS(setpriority)
1061         AC_CHECK_FUNCS(dl_iterate_phdr)
1062         AC_CHECK_FUNCS(dladdr)
1063         AC_CHECK_FUNCS(sysconf)
1064
1065         AC_CHECK_FUNCS(sched_setaffinity)
1066         AC_CHECK_FUNCS(sched_getcpu)
1067
1068         dnl ****************************************************************
1069         dnl *** Check for sched_setaffinity from glibc versions before   ***
1070         dnl *** 2.3.4. The older versions of the function only take 2    ***
1071         dnl *** parameters, not 3.                                       ***
1072         dnl ***                                                          ***
1073         dnl *** Because the interface change was not made in a minor     ***
1074         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1075         dnl *** won't always indicate the interface sched_affinity has.  ***
1076         dnl ****************************************************************
1077         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1078         AC_TRY_COMPILE([#include <sched.h>], [
1079                 int main() {
1080             int mask = 1;
1081             sched_setaffinity(0, &mask);
1082         }
1083         ], [
1084                 # Yes, we have it...
1085                 AC_MSG_RESULT(yes)
1086                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1087         ], [
1088                 # We have the new, three-parameter version
1089                 AC_MSG_RESULT(no)
1090         ])
1091
1092
1093         dnl ******************************************************************
1094         dnl *** Check for large file support                               ***
1095         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1096         dnl ******************************************************************
1097
1098         # Check that off_t can represent 2**63 - 1 correctly, working around
1099         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1100         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1101         large_offt=no
1102         AC_DEFUN([LARGE_FILES], [
1103                 large_CPPFLAGS=$CPPFLAGS
1104                 CPPFLAGS="$CPPFLAGS $1"
1105                 AC_TRY_RUN([
1106                         #include <sys/types.h>
1107
1108                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1109
1110                         int main(void) {
1111                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1112                                                (BIG_OFF_T%2147483647==1));
1113                                 if(big_off_t) {
1114                                         exit(0);
1115                                 } else {
1116                                         exit(1);
1117                                 }
1118                         }
1119                 ], [
1120                         AC_MSG_RESULT(ok)
1121                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1122                         large_CPPFLAGS="$large_CPPFLAGS $1"
1123                         large_offt=yes
1124                 ], [
1125                         AC_MSG_RESULT(no)
1126                 ], "")
1127                 CPPFLAGS=$large_CPPFLAGS
1128         ])
1129
1130         AC_MSG_CHECKING(if off_t is 64 bits wide)
1131         LARGE_FILES("")
1132         if test $large_offt = no; then
1133                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1134                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1135         fi
1136         if test $large_offt = no; then
1137                 AC_MSG_WARN([No 64 bit file size support available])
1138         fi
1139
1140         dnl *****************************
1141         dnl *** Checks for libsocket  ***
1142         dnl *****************************
1143         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1144
1145         dnl *******************************
1146         dnl *** Checks for MSG_NOSIGNAL ***
1147         dnl *******************************
1148         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1149         AC_TRY_COMPILE([#include <sys/socket.h>], [
1150                 int f = MSG_NOSIGNAL;
1151         ], [
1152                 # Yes, we have it...
1153                 AC_MSG_RESULT(yes)
1154                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1155         ], [
1156                 # We'll have to use signals
1157                 AC_MSG_RESULT(no)
1158         ])
1159
1160         dnl *****************************
1161         dnl *** Checks for SOL_IP     ***
1162         dnl *****************************
1163         AC_MSG_CHECKING(for SOL_IP)
1164         AC_TRY_COMPILE([#include <netdb.h>], [
1165                 int level = SOL_IP;
1166         ], [
1167                 # Yes, we have it...
1168                 AC_MSG_RESULT(yes)
1169                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1170         ], [
1171                 # We'll have to use getprotobyname
1172                 AC_MSG_RESULT(no)
1173         ])
1174
1175         dnl *****************************
1176         dnl *** Checks for SOL_IPV6     ***
1177         dnl *****************************
1178         AC_MSG_CHECKING(for SOL_IPV6)
1179         AC_TRY_COMPILE([#include <netdb.h>], [
1180                 int level = SOL_IPV6;
1181         ], [
1182                 # Yes, we have it...
1183                 AC_MSG_RESULT(yes)
1184                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1185         ], [
1186                 # We'll have to use getprotobyname
1187                 AC_MSG_RESULT(no)
1188         ])
1189
1190         dnl *****************************
1191         dnl *** Checks for SOL_TCP    ***
1192         dnl *****************************
1193         AC_MSG_CHECKING(for SOL_TCP)
1194         AC_TRY_COMPILE([#include <netdb.h>], [
1195                 int level = SOL_TCP;
1196         ], [
1197                 # Yes, we have it...
1198                 AC_MSG_RESULT(yes)
1199                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1200         ], [
1201                 # We'll have to use getprotobyname
1202                 AC_MSG_RESULT(no)
1203         ])
1204
1205         dnl *****************************
1206         dnl *** Checks for IP_PKTINFO ***
1207         dnl *****************************
1208         AC_MSG_CHECKING(for IP_PKTINFO)
1209         AC_TRY_COMPILE([#include <netdb.h>], [
1210                 int level = IP_PKTINFO;
1211         ], [
1212                 # Yes, we have it...
1213                 AC_MSG_RESULT(yes)
1214                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1215         ], [
1216                 AC_MSG_RESULT(no)
1217         ])
1218
1219         dnl *****************************
1220         dnl *** Checks for IPV6_PKTINFO ***
1221         dnl *****************************
1222         AC_MSG_CHECKING(for IPV6_PKTINFO)
1223         AC_TRY_COMPILE([#include <netdb.h>], [
1224                 int level = IPV6_PKTINFO;
1225         ], [
1226                 # Yes, we have it...
1227                 AC_MSG_RESULT(yes)
1228                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1229         ], [
1230                 AC_MSG_RESULT(no)
1231         ])
1232
1233         dnl **********************************
1234         dnl *** Checks for IP_DONTFRAGMENT ***
1235         dnl **********************************
1236         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1237         AC_TRY_COMPILE([#include <netdb.h>], [
1238                 int level = IP_DONTFRAGMENT;
1239         ], [
1240                 # Yes, we have it...
1241                 AC_MSG_RESULT(yes)
1242                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1243         ], [
1244                 AC_MSG_RESULT(no)
1245         ])
1246
1247         dnl **********************************
1248         dnl *** Checks for IP_MTU_DISCOVER ***
1249         dnl **********************************
1250         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1251         AC_TRY_COMPILE([#include <netdb.h>], [
1252                 int level = IP_MTU_DISCOVER;
1253         ], [
1254                 # Yes, we have it...
1255                 AC_MSG_RESULT(yes)
1256                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1257         ], [
1258                 AC_MSG_RESULT(no)
1259         ])
1260
1261         dnl *********************************
1262         dnl *** Check for struct ip_mreqn ***
1263         dnl *********************************
1264         AC_MSG_CHECKING(for struct ip_mreqn)
1265         AC_TRY_COMPILE([#include <netinet/in.h>], [
1266                 struct ip_mreqn mreq;
1267                 mreq.imr_address.s_addr = 0;
1268         ], [
1269                 # Yes, we have it...
1270                 AC_MSG_RESULT(yes)
1271                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1272         ], [
1273                 # We'll just have to try and use struct ip_mreq
1274                 AC_MSG_RESULT(no)
1275                 AC_MSG_CHECKING(for struct ip_mreq)
1276                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1277                         struct ip_mreq mreq;
1278                         mreq.imr_interface.s_addr = 0;
1279                 ], [
1280                         # Yes, we have it...
1281                         AC_MSG_RESULT(yes)
1282                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1283                 ], [
1284                         # No multicast support
1285                         AC_MSG_RESULT(no)
1286                 ])
1287         ])
1288
1289         dnl **********************************
1290         dnl *** Check for gethostbyname2_r ***
1291         dnl **********************************
1292         AC_MSG_CHECKING(for gethostbyname2_r)
1293                 AC_TRY_LINK([#include <netdb.h>], [
1294                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1295         ], [
1296                 # Yes, we have it...
1297                 AC_MSG_RESULT(yes)
1298                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1299         ], [
1300                 AC_MSG_RESULT(no)
1301         ])
1302
1303         dnl *****************************
1304         dnl *** Checks for libnsl     ***
1305         dnl *****************************
1306         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1307
1308         AC_CHECK_FUNCS(inet_pton inet_aton)
1309
1310         dnl ***********************************************
1311         dnl *** Checks for size of sockaddr_un.sun_path ***
1312         dnl ***********************************************
1313         # AC_CHECK_SIZEOF can't cope with struct members :-(
1314         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1315         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1316                 [AC_TRY_RUN([
1317                         #include <sys/types.h>
1318                         #include <stdio.h>
1319                         #include <sys/un.h>
1320
1321                         int main(void) {
1322                                 struct sockaddr_un sock_un;
1323                                 FILE *f=fopen("conftestval", "w");
1324                                 if(!f) exit(1);
1325                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1326                                 exit(0);
1327                         }
1328                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1329                    mono_cv_sizeof_sunpath=0,
1330                    mono_cv_sizeof_sunpath=0)])dnl
1331         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1332         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1333
1334         dnl *****************************
1335         dnl *** Checks for libxnet    ***
1336         dnl *****************************
1337         case "${host}" in
1338                 *solaris* )
1339                         AC_MSG_CHECKING(for Solaris XPG4 support)
1340                         if test -f /usr/lib/libxnet.so; then
1341                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1342                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1343                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1344                                 LIBS="$LIBS -lxnet"
1345                                 AC_MSG_RESULT(yes)
1346                         else
1347                                 AC_MSG_RESULT(no)
1348                         fi
1349
1350                         if test "$GCC" = "yes"; then
1351                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1352                         fi
1353                 ;;
1354         esac
1355
1356         dnl *****************************
1357         dnl *** Checks for libpthread ***
1358         dnl *****************************
1359 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1360 # and libpthread does not exist
1361 #
1362         case "${host}" in
1363                 *-*-*freebsd*)
1364                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1365                 ;;
1366                 *-*-*openbsd*)
1367                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1368                 ;;
1369                 *)
1370                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1371                 ;;
1372         esac
1373         AC_CHECK_HEADERS(pthread.h)
1374         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1375         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1376         AC_CHECK_FUNCS(pthread_kill)
1377         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1378         AC_TRY_COMPILE([ #include <pthread.h>], [
1379                 pthread_mutexattr_t attr;
1380                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1381         ], [
1382                 AC_MSG_RESULT(ok)
1383         ], [
1384                 AC_MSG_RESULT(no)
1385                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1386                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1387         ])
1388         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1389         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1390         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1391
1392         dnl ***********************************
1393         dnl *** Checks for signals
1394         dnl ***********************************
1395         AC_CHECK_HEADERS(signal.h)
1396         AC_CHECK_FUNCS(sigaction)
1397
1398         dnl ***********************************
1399         dnl *** Checks for working __thread ***
1400         dnl ***********************************
1401         AC_MSG_CHECKING(for working __thread)
1402         if test "x$with_tls" != "x__thread"; then
1403                 AC_MSG_RESULT(disabled)
1404         else
1405                 AC_TRY_RUN([
1406                         #include <pthread.h>
1407                         __thread int i;
1408                         static int res1, res2;
1409
1410                         void thread_main (void *arg)
1411                         {
1412                                 i = arg;
1413                                 sleep (1);
1414                                 if (arg == 1)
1415                                         res1 = (i == arg);
1416                                 else
1417                                         res2 = (i == arg);
1418                         }
1419
1420                         int main () {
1421                                 pthread_t t1, t2;
1422
1423                                 i = 5;
1424
1425                                 pthread_create (&t1, NULL, thread_main, 1);
1426                                 pthread_create (&t2, NULL, thread_main, 2);
1427
1428                                 pthread_join (t1, NULL);
1429                                 pthread_join (t2, NULL);
1430
1431                                 return !(res1 + res2 == 2);
1432                         }
1433                 ], [
1434                                 AC_MSG_RESULT(yes)
1435                 ], [
1436                                 AC_MSG_RESULT(no)
1437                                 with_tls=pthread
1438                 ])
1439         fi
1440
1441         dnl **************************************
1442         dnl *** Checks for working sigaltstack ***
1443         dnl **************************************
1444         AC_MSG_CHECKING(for working sigaltstack)
1445         if test "x$with_sigaltstack" != "xyes"; then
1446                 AC_MSG_RESULT(disabled)
1447         else
1448                 AC_TRY_RUN([
1449                         #include <stdio.h>
1450                         #include <stdlib.h>
1451                         #include <unistd.h>
1452                         #include <signal.h>
1453                         #include <pthread.h>
1454                         #include <sys/wait.h>
1455                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1456                         #define SA_STACK SA_ONSTACK
1457                         #endif
1458                         static void
1459                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1460                         {
1461                                 exit (0);
1462                         }
1463
1464                         static void *
1465                         loop (void *ignored)
1466                         {
1467                                 char *ptr = NULL;
1468
1469                                 *ptr = 0;
1470                                 return NULL;
1471                         }
1472
1473                         static void
1474                         child ()
1475                         {
1476                                 struct sigaction sa;
1477                         #ifdef __APPLE__
1478                                 stack_t sas;
1479                         #else
1480                                 struct sigaltstack sas;
1481                         #endif
1482                                 pthread_t id;
1483                                 pthread_attr_t attr;
1484
1485                                 sa.sa_sigaction = sigsegv_signal_handler;
1486                                 sigemptyset (&sa.sa_mask);
1487                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1488                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1489                                         perror ("sigaction");
1490                                         return;
1491                                 }
1492
1493                                 /* x86 darwin deliver segfaults using SIGBUS */
1494                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1495                                         perror ("sigaction");
1496                                         return;
1497                                 }
1498                                 sas.ss_sp = malloc (SIGSTKSZ);
1499                                 sas.ss_size = SIGSTKSZ;
1500                                 sas.ss_flags = 0;
1501                                 if (sigaltstack (&sas, NULL) == -1) {
1502                                         perror ("sigaltstack");
1503                                         return;
1504                                 }
1505
1506                                 pthread_attr_init (&attr);
1507                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1508                                         printf ("pthread_create\n");
1509                                         return;
1510                                 }
1511
1512                                 sleep (100);
1513                         }
1514
1515                         int
1516                         main ()
1517                         {
1518                                 pid_t son;
1519                                 int status;
1520                                 int i;
1521
1522                                 son = fork ();
1523                                 if (son == -1) {
1524                                         return 1;
1525                                 }
1526
1527                                 if (son == 0) {
1528                                         child ();
1529                                         return 0;
1530                                 }
1531
1532                                 for (i = 0; i < 3; ++i) {
1533                                         sleep (1);
1534                                         waitpid (son, &status, WNOHANG);
1535                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1536                                                 return 0;
1537                                 }
1538
1539                                 kill (son, SIGKILL);
1540                                 return 1;
1541                         }
1542
1543                 ], [
1544                                 AC_MSG_RESULT(yes)
1545                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1546                 ], [
1547                                 with_sigaltstack=no
1548                                 AC_MSG_RESULT(no)
1549                 ])
1550         fi
1551
1552         dnl ********************************
1553         dnl *** Checks for semaphore lib ***
1554         dnl ********************************
1555         # 'Real Time' functions on Solaris
1556         # posix4 on Solaris 2.6
1557         # pthread (first!) on Linux
1558         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1559
1560         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1561         AC_CHECK_FUNCS(shm_open)
1562
1563         dnl ********************************
1564         dnl *** Checks for timezone stuff **
1565         dnl ********************************
1566         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1567                 AC_TRY_COMPILE([
1568                         #include <time.h>
1569                         ], [
1570                         struct tm tm;
1571                         tm.tm_gmtoff = 1;
1572                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1573         if test $ac_cv_struct_tm_gmtoff = yes; then
1574                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1575         else
1576                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1577                         AC_TRY_COMPILE([
1578                                 #include <time.h>
1579                         ], [
1580                                 timezone = 1;
1581                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1582                 if test $ac_cv_var_timezone = yes; then
1583                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1584                 else
1585                         AC_ERROR(unable to find a way to determine timezone)
1586                 fi
1587         fi
1588
1589         dnl *********************************
1590         dnl *** Checks for math functions ***
1591         dnl *********************************
1592         AC_SEARCH_LIBS(sqrtf, m)
1593         if test "x$has_broken_apple_cpp" != "xyes"; then
1594                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1595                         AC_TRY_LINK([#include <math.h>],
1596                         [ finite(0.0); ],
1597                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1598                         AC_MSG_RESULT(no)))
1599         fi
1600         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1601                 AC_TRY_LINK([#include <math.h>],
1602                 [ isfinite(0.0); ],
1603                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1604                 AC_MSG_RESULT(no)))
1605
1606         dnl ****************************************************************
1607         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1608         dnl *** have it in the library (duh))                            ***
1609         dnl ****************************************************************
1610         AC_CHECK_FUNCS(poll)
1611
1612         dnl *************************
1613         dnl *** Check for signbit ***
1614         dnl *************************
1615         AC_MSG_CHECKING(for signbit)
1616         AC_TRY_LINK([#include <math.h>], [
1617                 int s = signbit(1.0);
1618         ], [
1619                 AC_MSG_RESULT(yes)
1620                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1621         ], [
1622                 AC_MSG_RESULT(no)
1623         ])
1624
1625         dnl **********************************
1626         dnl *** epoll                      ***
1627         dnl **********************************
1628         AC_CHECK_HEADERS(sys/epoll.h)
1629         haveepoll=no
1630         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1631         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1632                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1633         fi
1634
1635         havekqueue=no
1636         AC_CHECK_FUNCS(kqueue, , AC_MSG_CHECKING(for kqueue in sys/event.h)
1637                 AC_TRY_LINK([#include <sys/event.h>],
1638                 [ kqueue(); ],
1639                 AC_DEFINE(HAVE_KQUEUE, 1, [Have kqueue]) AC_MSG_RESULT(yes),
1640                 AC_MSG_RESULT(no)))
1641         dnl ******************************
1642         dnl *** Checks for SIOCGIFCONF ***
1643         dnl ******************************
1644         AC_CHECK_HEADERS(sys/ioctl.h)
1645         AC_CHECK_HEADERS(net/if.h, [], [],
1646            [
1647            #ifdef HAVE_SYS_TYPES_H
1648            # include <sys/types.h>
1649            #endif
1650            #ifdef HAVE_SYS_SOCKET_H
1651            # include <sys/socket.h>
1652            #endif
1653            ])
1654         AC_MSG_CHECKING(for ifreq)
1655         AC_TRY_COMPILE([
1656                 #include <stdio.h>
1657                 #include <sys/ioctl.h>
1658                 #include <net/if.h>
1659                 ], [
1660                 struct ifconf ifc;
1661                 struct ifreq *ifr;
1662                 void *x;
1663                 ifc.ifc_len = 0;
1664                 ifc.ifc_buf = NULL;
1665                 x = (void *) &ifr->ifr_addr;
1666                 ],[
1667                         AC_MSG_RESULT(yes)
1668                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1669                 ], [
1670                         AC_MSG_RESULT(no)
1671                 ])
1672         dnl **********************************
1673         dnl ***     Checks for sin_len     ***
1674         dnl **********************************
1675         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1676         AC_TRY_COMPILE([
1677                 #include <netinet/in.h>
1678                 ], [
1679                 struct sockaddr_in saddr;
1680                 saddr.sin_len = sizeof (saddr);
1681                 ],[
1682                         AC_MSG_RESULT(yes)
1683                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1684                 ], [
1685                         AC_MSG_RESULT(no)
1686                 ])
1687         dnl **********************************
1688         dnl ***    Checks for sin6_len     ***
1689         dnl **********************************
1690         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1691         AC_TRY_COMPILE([
1692                 #include <netinet/in.h>
1693                 ], [
1694                 struct sockaddr_in6 saddr6;
1695                 saddr6.sin6_len = sizeof (saddr6);
1696                 ],[
1697                         AC_MSG_RESULT(yes)
1698                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1699                 ], [
1700                         AC_MSG_RESULT(no)
1701                 ])
1702         dnl **********************************
1703         dnl *** Checks for MonoPosixHelper ***
1704         dnl **********************************
1705         AC_CHECK_HEADERS(checklist.h)
1706         AC_CHECK_HEADERS(pathconf.h)
1707         AC_CHECK_HEADERS(fstab.h)
1708         AC_CHECK_HEADERS(attr/xattr.h)
1709         AC_CHECK_HEADERS(sys/extattr.h)
1710         AC_CHECK_HEADERS(sys/sendfile.h)
1711         AC_CHECK_HEADERS(sys/statvfs.h)
1712         AC_CHECK_HEADERS(sys/statfs.h)
1713         AC_CHECK_HEADERS(sys/vfstab.h)
1714         AC_CHECK_HEADERS(sys/xattr.h)
1715         AC_CHECK_HEADERS(sys/mman.h)
1716         AC_CHECK_HEADERS(sys/param.h)
1717         AC_CHECK_HEADERS(sys/mount.h, [], [],
1718                 [
1719                 #ifdef HAVE_SYS_PARAM_H
1720                 # include <sys/param.h>
1721                 #endif
1722                 ])
1723         AC_CHECK_HEADERS(sys/mount.h)
1724         AC_CHECK_FUNCS(confstr)
1725         AC_CHECK_FUNCS(seekdir telldir)
1726         AC_CHECK_FUNCS(getdomainname)
1727         AC_CHECK_FUNCS(setdomainname)
1728         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1729         AC_CHECK_FUNCS(setgroups)
1730         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1731         AC_CHECK_FUNCS(getfsstat)
1732         AC_CHECK_FUNCS(lutimes futimes)
1733         AC_CHECK_FUNCS(mremap)
1734         AC_CHECK_FUNCS(remap_file_pages)
1735         AC_CHECK_FUNCS(posix_fadvise)
1736         AC_CHECK_FUNCS(posix_fallocate)
1737         AC_CHECK_FUNCS(posix_madvise)
1738         AC_CHECK_FUNCS(vsnprintf)
1739         AC_CHECK_FUNCS(sendfile)
1740         AC_CHECK_FUNCS(gethostid sethostid)
1741         AC_CHECK_FUNCS(sethostname)
1742         AC_CHECK_FUNCS(statfs)
1743         AC_CHECK_FUNCS(fstatfs)
1744         AC_CHECK_FUNCS(statvfs)
1745         AC_CHECK_FUNCS(fstatvfs)
1746         AC_CHECK_FUNCS(stime)
1747         AC_CHECK_FUNCS(strerror_r)
1748         AC_CHECK_FUNCS(ttyname_r)
1749         AC_CHECK_FUNCS(psignal)
1750         AC_CHECK_FUNCS(getlogin_r)
1751         AC_CHECK_FUNCS(lockf)
1752         AC_CHECK_FUNCS(swab)
1753         AC_CHECK_FUNCS(setusershell endusershell)
1754         AC_CHECK_SIZEOF(size_t)
1755         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1756                 [#include <sys/types.h>
1757                  #include <sys/stat.h>
1758                  #include <unistd.h>])
1759         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1760                 [#include <sys/types.h>
1761                  #include <sys/stat.h>
1762                  #include <unistd.h>])
1763         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1764                 [#include <sys/time.h>])
1765         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1766                 [#include <unistd.h>
1767                  #include <fcntl.h>])
1768         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1769                 [#include <sys/poll.h>])
1770         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1771                 [#include <sys/types.h>
1772                  #include <sys/stat.h>
1773                  #include <unistd.h>])
1774         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1775                 [#include <time.h>])
1776         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1777                 [#include <sys/time.h>
1778                  #include <sys/types.h>
1779                  #include <utime.h>])
1780         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1781                 [#include <sys/time.h>])
1782         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1783                 [#include <sys/types.h>
1784                  #include <utime.h>])
1785         AC_CHECK_MEMBERS(
1786                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1787                 [#include <sys/types.h>
1788                  #include <dirent.h>])
1789         AC_CHECK_MEMBERS(
1790                 [struct passwd.pw_gecos],,,
1791                 [#include <sys/types.h>
1792                  #include <pwd.h>])
1793         AC_CHECK_MEMBERS(
1794                 [struct statfs.f_flags],,,
1795                 [#include <sys/types.h>
1796                  #include <sys/vfs.h>])
1797
1798         dnl Favour xattr through glibc, but use libattr if we have to
1799         AC_CHECK_FUNC(lsetxattr, ,
1800                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1801         )
1802         AC_SUBST(XATTR_LIB)
1803
1804         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1805         AC_CHECK_MEMBERS(
1806                 [struct kinfo_proc.kp_proc],,,
1807                 [#include <sys/types.h>
1808                  #include <sys/param.h>
1809                  #include <sys/sysctl.h>
1810                  #include <sys/proc.h>
1811                  ])
1812
1813         dnl *********************************
1814         dnl *** Checks for Windows compilation ***
1815         dnl *********************************
1816         AC_CHECK_HEADERS(sys/time.h)
1817         AC_CHECK_HEADERS(sys/param.h)
1818         AC_CHECK_HEADERS(dirent.h)
1819
1820         dnl *********************************
1821         dnl *** Check for Console 2.0 I/O ***
1822         dnl *********************************
1823         AC_CHECK_HEADERS([curses.h])
1824         AC_CHECK_HEADERS([term.h], [], [],
1825         [#if HAVE_CURSES_H
1826          #include <curses.h>
1827          #endif
1828         ])
1829         AC_CHECK_HEADERS([termios.h])
1830
1831         dnl * This is provided in io-layer, but on windows it's only available
1832         dnl * on xp+
1833         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1834 else
1835         dnl *********************************
1836         dnl *** Checks for Windows compilation ***
1837         dnl *********************************
1838         AC_CHECK_HEADERS(winternl.h)
1839
1840         jdk_headers_found=no
1841         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1842         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1843         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1844         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1845         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1846         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1847         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1848
1849         dnl *********************************
1850         dnl *** Check for struct ip_mreqn ***
1851         dnl *********************************
1852         AC_MSG_CHECKING(for struct ip_mreqn)
1853         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1854                 struct ip_mreqn mreq;
1855                 mreq.imr_address.s_addr = 0;
1856         ], [
1857                 # Yes, we have it...
1858                 AC_MSG_RESULT(yes)
1859                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1860         ], [
1861                 # We'll just have to try and use struct ip_mreq
1862                 AC_MSG_RESULT(no)
1863                 AC_MSG_CHECKING(for struct ip_mreq)
1864                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1865                         struct ip_mreq mreq;
1866                         mreq.imr_interface.s_addr = 0;
1867                 ], [
1868                         # Yes, we have it...
1869                         AC_MSG_RESULT(yes)
1870                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1871                 ], [
1872                         # No multicast support
1873                         AC_MSG_RESULT(no)
1874                 ])
1875         ])
1876         AC_CHECK_FUNCS(GetProcessId)
1877 fi
1878
1879 dnl socklen_t check
1880 AC_MSG_CHECKING(for socklen_t)
1881 AC_TRY_COMPILE([
1882 #include <sys/types.h>
1883 #include <sys/socket.h>
1884 ],[
1885   socklen_t foo;
1886 ],[
1887 ac_cv_c_socklen_t=yes
1888         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1889         AC_MSG_RESULT(yes)
1890 ],[
1891         AC_MSG_RESULT(no)
1892 ])
1893
1894 AC_MSG_CHECKING(for array element initializer support)
1895 AC_TRY_COMPILE([#include <sys/socket.h>], [
1896         const int array[] = {[1] = 2,};
1897 ], [
1898         # Yes, we have it...
1899         AC_MSG_RESULT(yes)
1900         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1901 ], [
1902         # We'll have to use signals
1903         AC_MSG_RESULT(no)
1904 ])
1905
1906 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1907         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1908         AC_TRY_LINK([#include <math.h>],
1909         [ static void *p = &trunc; ],
1910         [
1911                 AC_DEFINE(HAVE_TRUNC)
1912                 AC_MSG_RESULT(yes)
1913                 ac_cv_trunc=yes
1914         ],
1915         AC_MSG_RESULT(no)))
1916
1917 if test "x$ac_cv_truncl" != "xyes"; then
1918    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1919 fi
1920
1921 AC_CHECK_FUNCS(round)
1922 AC_CHECK_FUNCS(rint)
1923 AC_CHECK_FUNCS(execvp)
1924
1925 dnl ****************************
1926 dnl *** Look for /dev/random ***
1927 dnl ****************************
1928
1929 AC_MSG_CHECKING([if usage of random device is requested])
1930 AC_ARG_ENABLE(dev-random,
1931 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1932 try_dev_random=$enableval, try_dev_random=yes)
1933
1934 AC_MSG_RESULT($try_dev_random)
1935
1936 case "{$build}" in
1937     *-openbsd*)
1938     NAME_DEV_RANDOM="/dev/srandom"
1939     ;;
1940
1941 dnl Win32 does not have /dev/random, they have their own method...
1942
1943     *-mingw*|*-*-cygwin*)
1944     ac_cv_have_dev_random=no
1945     ;;
1946
1947 dnl Everywhere else, it's /dev/random
1948
1949     *)
1950     NAME_DEV_RANDOM="/dev/random"
1951     ;;
1952 esac
1953
1954 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1955
1956 dnl Now check if the device actually exists
1957
1958 if test "x$try_dev_random" = "xyes"; then
1959     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1960     [if test -r "$NAME_DEV_RANDOM" ; then
1961         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1962     if test "x$ac_cv_have_dev_random" = "xyes"; then
1963         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1964     fi
1965 else
1966     AC_MSG_CHECKING(for random device)
1967     ac_cv_have_dev_random=no
1968     AC_MSG_RESULT(has been disabled)
1969 fi
1970
1971 if test "x$host_win32" = "xyes"; then
1972     AC_DEFINE(HAVE_CRYPT_RNG)
1973 fi
1974
1975 if test "x$ac_cv_have_dev_random" = "xno" \
1976     && test "x$host_win32" = "xno"; then
1977     AC_MSG_WARN([[
1978 ***
1979 *** A system-provided entropy source was not found on this system.
1980 *** Because of this, the System.Security.Cryptography random number generator
1981 *** will throw a NotImplemented exception.
1982 ***
1983 *** If you are seeing this message, and you know your system DOES have an
1984 *** entropy collection in place, please contact <crichton@gimp.org> and
1985 *** provide information about the system and how to access the random device.
1986 ***
1987 *** Otherwise you can install either egd or prngd and set the environment
1988 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1989 ***]])
1990 fi
1991
1992 AC_MSG_CHECKING([if inter-process shared handles are requested])
1993 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1994 AC_MSG_RESULT($try_shared_handles)
1995 if test "x$try_shared_handles" != "xyes"; then
1996         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1997         AC_SUBST(DISABLE_SHARED_HANDLES)
1998 fi
1999
2000 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2001 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2002
2003 AC_MSG_CHECKING([if big-arrays are to be enabled])
2004 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2005 if test "x$enable_big_arrays" = "xyes" ; then
2006     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2007         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2008     else
2009         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2010     fi
2011 fi
2012 AC_MSG_RESULT($enable_big_arrays)
2013
2014 dnl **************
2015 dnl *** DTRACE ***
2016 dnl **************
2017
2018 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2019
2020 if test "x$enable_dtrace" = "xyes"; then
2021    if test "x$has_dtrace" = "xno"; then
2022           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2023    fi
2024    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2025    if test "x$DTRACE" = "xno"; then
2026           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2027           enable_dtrace=no
2028    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2029           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2030           enable_dtrace=no
2031    fi
2032 fi
2033
2034 dtrace_g=no
2035 if test "x$enable_dtrace" = "xyes"; then
2036         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2037         DTRACEFLAGS=
2038         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2039                 case "$host" in
2040                         powerpc-*-darwin*)
2041                         DTRACEFLAGS="-arch ppc64"
2042                         ;;
2043                         i*86-*-darwin*)
2044                         DTRACEFLAGS="-arch x86_64"
2045                         ;;
2046                         *)
2047                         DTRACEFLAGS=-64
2048                         ;;
2049                 esac
2050         else
2051                 case "$host" in
2052                         powerpc-*-darwin*)
2053                         DTRACEFLAGS="-arch ppc"
2054                         ;;
2055                         i*86-*-darwin*)
2056                         DTRACEFLAGS="-arch i386"
2057                         ;;
2058                         *)
2059                         DTRACEFLAGS=-32
2060                         ;;
2061                 esac
2062         fi
2063         AC_SUBST(DTRACEFLAGS)
2064         case "$host" in
2065                 *-*-solaris*)
2066                 dtrace_g=yes
2067                 ;;
2068         esac
2069         AC_CHECK_HEADERS([sys/sdt.h])
2070 fi
2071 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2072 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2073
2074 dnl **************
2075 dnl ***  NaCl  ***
2076 dnl **************
2077
2078 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2079 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2080
2081 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2082 if test "x$enable_nacl_codegen" = "xyes"; then
2083    MONO_NACL_ALIGN_MASK_OFF=1
2084    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2085    AC_DEFINE(TARGET_NACL, 1, [...])
2086 else
2087    MONO_NACL_ALIGN_MASK_OFF=0
2088    CPPFLAGS="$CPPFLAGS -D__default_codegen__"
2089 fi
2090 if test "x$enable_nacl_gc" = "xyes"; then
2091    CPPFLAGS="$CPPFLAGS -finstrument-for-thread-suspension -D__native_client_gc__"
2092 fi
2093 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2094
2095 dnl **************
2096 dnl ***  LLVM  ***
2097 dnl **************
2098
2099 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2100 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2101
2102 if test "x$enable_llvm" = "xyes"; then
2103    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2104    if test "x$LLVM_CONFIG" = "xno"; then
2105           AC_MSG_ERROR([llvm-config not found.])
2106    fi
2107
2108    # The output of --cflags seems to include optimizations flags too
2109    LLVM_CFLAGS=`$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'`
2110    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2111    # from LLVM classes.
2112    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2113    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2114    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
2115    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2116
2117    # Should be something like '2.6' or '2.7svn'
2118    llvm_version=`$LLVM_CONFIG --version`
2119    major_version=`echo $llvm_version | cut -c 1`
2120    minor_version=`echo $llvm_version | cut -c 3`
2121    AC_MSG_CHECKING(LLVM version)
2122    AC_MSG_RESULT($llvm_version)
2123    if echo $llvm_version | grep -q 'mono'; then
2124           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2125           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2126    else
2127           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.])
2128    fi
2129
2130    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2131    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2132    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2133
2134    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2135    # llvm's config.h
2136    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2137
2138    AC_SUBST(LLVM_CFLAGS)
2139    AC_SUBST(LLVM_CXXFLAGS)
2140    AC_SUBST(LLVM_LIBS)
2141    AC_SUBST(LLVM_LDFLAGS)
2142    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2143 fi
2144
2145 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2146 if test "x$enable_loadedllvm" = "xyes"; then
2147    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2148 fi
2149 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2150
2151 TARGET="unknown"
2152 ACCESS_UNALIGNED="yes"
2153
2154 JIT_SUPPORTED=no
2155 INTERP_SUPPORTED=no
2156 LIBC="libc.so.6"
2157 INTL="libc.so.6"
2158 SQLITE="libsqlite.so.0"
2159 SQLITE3="libsqlite3.so.0"
2160 X11="libX11.so"
2161
2162 sizeof_register="SIZEOF_VOID_P"
2163
2164 jit_wanted=true
2165 interp_wanted=false
2166 sgen_supported=false
2167 case "$host" in
2168 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2169 #               TARGET=MIPS;
2170 #               ACCESS_UNALIGNED="no"
2171 #               ;;
2172         mips*)
2173                 TARGET=MIPS;
2174                 arch_target=mips;
2175                 ACCESS_UNALIGNED="no"
2176                 JIT_SUPPORTED=yes
2177
2178                 AC_MSG_CHECKING(for mips n32)
2179                 AC_TRY_COMPILE([], [
2180                 void main () {
2181                 #if _MIPS_SIM != _ABIN32
2182                 #error Not mips n32
2183                 #endif
2184                 }
2185                 ],[
2186                 AC_MSG_RESULT(yes)
2187                 sizeof_register=8
2188                 ],[
2189                 AC_MSG_RESULT(no)
2190                 ])
2191                 ;;
2192         i*86-*-*)
2193                 TARGET=X86;
2194                 arch_target=x86;
2195                 JIT_SUPPORTED=yes
2196                 case $host_os in
2197                   solaris*)
2198                         LIBC="libc.so"
2199                         INTL="libintl.so"
2200                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2201                                 TARGET=AMD64
2202                                 arch_target=amd64
2203                         fi
2204
2205                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2206                         # int astruct __attribute__ ((visibility ("hidden")));
2207                         # void foo ()
2208                         # {
2209                         #       void *p = &astruct;
2210                         # }
2211                         # gcc -fPIC --shared -o libfoo.so foo.c
2212                         # yields:
2213                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2214                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2215                         have_visibility_hidden=no
2216                         sgen_supported=true
2217                         ;;
2218                   cygwin*)
2219                         have_visibility_hidden=no
2220                         ;;
2221                   haiku*)
2222                         LIBC=libroot.so
2223                         ;;
2224                   linux*)
2225                         sgen_supported=true
2226                         AOT_SUPPORTED="yes"
2227                         ;;
2228                   darwin*|openbsd*|freebsd*)
2229                         sgen_supported=true
2230                         ;;
2231                 esac
2232                 ;;
2233         x86_64-*-* | amd64-*-*)
2234                 TARGET=AMD64;
2235                 arch_target=amd64;
2236                 JIT_SUPPORTED=yes
2237                 case $host_os in
2238                   linux*)
2239                         sgen_supported=true
2240                         AOT_SUPPORTED="yes"
2241                         ;;
2242                   darwin*|openbsd*|freebsd*)
2243                         sgen_supported=true
2244                         ;;
2245                 esac
2246                 case "$host" in
2247                         x86_64-*-nacl*)
2248                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2249                                 sizeof_register=8
2250                                 ;;
2251                 esac
2252                 ;;
2253         ia64-*-*)
2254                 TARGET=IA64
2255                 arch_target=ia64
2256                 ACCESS_UNALIGNED="no"
2257                 JIT_SUPPORTED=yes
2258                 LIBC="libc.so.6.1"
2259                 INTL="libc.so.6.1"
2260                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2261                 libmono_ldflags="-lunwind"
2262                 ;;
2263         sparc*-*-*)
2264                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2265                    TARGET=SPARC64
2266                 else
2267                         TARGET=SPARC
2268                 fi
2269                 arch_target=sparc;
2270                 JIT_SUPPORTED=yes
2271                 ACCESS_UNALIGNED="no"
2272                 case $host_os in
2273                   linux*) ;;
2274                   *)
2275                         LIBC="libc.so"
2276                         INTL="libintl.so"
2277                 esac
2278                 if test x"$GCC" = xyes; then
2279                         # We don't support v8 cpus
2280                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2281                 fi
2282                 if test x"$AR" = xfalse; then
2283                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2284                 fi
2285                 sgen_supported=true
2286                 ;;
2287        alpha*-*-linux* | alpha*-*-osf*)
2288                 TARGET=ALPHA;
2289                 ACCESS_UNALIGNED="no"
2290                 JIT_SUPPORTED=yes
2291                 arch_target=alpha;
2292                 CFLAGS="$CFLAGS -mieee -O0"
2293                 case $host_os in
2294                   linux*)
2295                         LIBC="libc.so.6.1"
2296                         INTL="libc.so.6.1"
2297                 esac
2298                ;;
2299         *-mingw*|*-*-cygwin*)
2300                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2301                 have_visibility_hidden=no
2302                 INTL="intl"
2303                 ;;
2304         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2305                 TARGET=HPPA;
2306                 arch_target=hppa;
2307                 LIBC="libc.sl"
2308                 ACCESS_UNALIGNED="no"
2309                 INTERP_SUPPORTED=yes
2310                 interp_wanted=true
2311                 ;;
2312         hppa*linux*)
2313                 TARGET=HPPA;
2314                 arch_target=hppa;
2315                 ACCESS_UNALIGNED="no"
2316                 JIT_SUPPORTED=yes
2317                 ;;
2318         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2319         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2320                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2321                         TARGET=POWERPC64;
2322                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2323                         CFLAGS="$CFLAGS -mminimal-toc"
2324                 else
2325                         TARGET=POWERPC;
2326                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2327                 fi
2328                 arch_target=ppc;
2329                 JIT_SUPPORTED=yes
2330                 case $host_os in
2331                   linux*|darwin*)
2332                         sgen_supported=true
2333                         ;;
2334                 esac
2335                 ;;
2336         arm*-darwin*)
2337                 TARGET=ARM;
2338                 arch_target=arm;
2339                 ACCESS_UNALIGNED="no"
2340                 JIT_SUPPORTED=yes
2341                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2342                 # libgc's gc_locks.h depends on this
2343             NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2344                 sgen_supported=true
2345                 ;;
2346         arm*-linux*)
2347                 TARGET=ARM;
2348                 arch_target=arm;
2349                 ACCESS_UNALIGNED="no"
2350                 JIT_SUPPORTED=yes
2351                 sgen_supported=true
2352                 AOT_SUPPORTED="yes"
2353                 ;;
2354         s390-*-linux*)
2355                 TARGET=S390;
2356                 arch_target=s390;
2357                 ACCESS_UNALIGNED="yes"
2358                 JIT_SUPPORTED=yes
2359                 sgen_supported=true
2360                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2361                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2362                 ;;
2363         s390x-*-linux*)
2364                 TARGET=S390x;
2365                 arch_target=s390x;
2366                 ACCESS_UNALIGNED="yes"
2367                 JIT_SUPPORTED=yes
2368                 sgen_supported=true
2369                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2370                 ;;
2371 esac
2372
2373 if test "x$host" != "x$target"; then
2374    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2375    case "$target" in
2376    powerpc64-ps3-linux-gnu)
2377                 TARGET=POWERPC64
2378                 arch_target=powerpc64
2379                 AC_DEFINE(TARGET_PS3, 1, [...])
2380                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2381                 # uses this define
2382                 AC_DEFINE(__mono_ppc64__, 1, [...])
2383                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2384                 sizeof_register=8
2385                 target_byte_order=G_BIG_ENDIAN
2386                 ;;
2387
2388    powerpc64-xbox360-linux-gnu)
2389                 TARGET=POWERPC64
2390                 arch_target=powerpc64
2391                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2392                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2393                 # uses this define
2394                 sizeof_register=8
2395                 target_byte_order=G_BIG_ENDIAN
2396                 ;;
2397    x86_64-*-nacl)
2398                 TARGET=AMD64
2399                 arch_target=amd64
2400                 AC_DEFINE(TARGET_AMD64, 1, [...])
2401                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2402                 sizeof_register=8
2403                 ;;
2404    armv7l-unknown-linux-gnueabi*)
2405                 # TEGRA
2406                 TARGET=ARM;
2407                 arch_target=arm;
2408                 AC_DEFINE(TARGET_ARM, 1, [...])
2409                 ACCESS_UNALIGNED="no"
2410                 JIT_SUPPORTED=yes
2411                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__"
2412                 jit_wanted=true
2413                 # Can't use tls, since it depends on the runtime detection of tls offsets
2414                 # in mono-compiler.h
2415                 with_tls=pthread
2416                 ;;
2417    armv5tel-unknown-linux-gnueabi*)
2418                 TARGET=ARM;
2419                 arch_target=arm;
2420                 AC_DEFINE(TARGET_ARM, 1, [...])
2421                 ACCESS_UNALIGNED="no"
2422                 JIT_SUPPORTED=yes
2423                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2424                 jit_wanted=true
2425                 # Can't use tls, since it depends on the runtime detection of tls offsets
2426                 # in mono-compiler.h
2427                 with_tls=pthread
2428                 ;;
2429    armv5-*-linux-androideabi*)
2430                 TARGET=ARM;
2431                 arch_target=arm;
2432                 AC_DEFINE(TARGET_ARM, 1, [...])
2433                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2434                 ACCESS_UNALIGNED="no"
2435                 JIT_SUPPORTED=yes
2436                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__ -DARM_FPU_NONE=1"
2437                 jit_wanted=true
2438                 # Can't use tls, since it depends on the runtime detection of tls offset
2439                 # in mono-compiler.h
2440                 with_tls=pthread
2441                 ;;
2442         *)
2443                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2444         esac
2445 fi
2446
2447 # FIXME: Define the others as well
2448 case "$TARGET" in
2449 X86)
2450         AC_DEFINE(TARGET_X86, 1, [...])
2451         ;;
2452 AMD64)
2453         AC_DEFINE(TARGET_AMD64, 1, [...])
2454         ;;
2455 ARM)
2456         AC_DEFINE(TARGET_ARM, 1, [...])
2457         ;;
2458 POWERPC)
2459         AC_DEFINE(TARGET_POWERPC, 1, [...])
2460         ;;
2461 POWERPC64)
2462         AC_DEFINE(TARGET_POWERPC, 1, [...])
2463         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2464         ;;
2465 S390x)
2466         AC_DEFINE(TARGET_S390X, 1, [...])
2467         ;;
2468 esac
2469
2470 if test "x$sizeof_register" = "x4"; then
2471    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2472 elif test "x$sizeof_register" = "x8"; then
2473    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2474 else
2475    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2476 fi
2477
2478 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2479    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2480 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2481    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2482 else
2483    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2484 fi
2485
2486 if test "x$have_visibility_hidden" = "xyes"; then
2487    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2488 fi
2489
2490 if test "x$have_deprecated" = "xyes"; then
2491    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2492 fi
2493
2494 dnl
2495 dnl Simple Generational checks (sgen)
2496 dnl
2497 if $sgen_supported; then
2498    build_sgen_default=yes
2499 else
2500    build_sgen_default=no
2501 fi
2502 SGEN_DEFINES=
2503 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2504 if test x$buildsgen = xyes; then
2505    if $sgen_supported; then
2506        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2507        gc_msg="sgen and $gc_msg"
2508    else
2509        buildsgen=no
2510        AC_MSG_WARN("Sgen is not supported on this platform")
2511    fi
2512 fi
2513 AC_SUBST(SGEN_DEFINES)
2514 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2515
2516 USEJIT=false
2517 if test x$JIT_SUPPORTED = xyes; then
2518    if $jit_wanted; then
2519       USEJIT=true
2520       jit_status="Building and using the JIT"
2521    else
2522       if $interp_wanted; then
2523          jit_status="Building the JIT, defaulting to the interpreter"
2524       else
2525          AC_ERROR(No JIT or interpreter support available or selected.)
2526       fi
2527    fi
2528 else
2529    if test x$interp_wanted = xtrue; then
2530       jit_status="interpreter"
2531    else
2532       AC_ERROR(No JIT or interpreter support available or selected.)
2533    fi
2534 fi
2535
2536 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2537
2538 libsuffix=".so"
2539
2540 case "$host" in
2541      *-*-darwin*)
2542         libsuffix=".dylib"
2543         LIBC="libc.dylib"
2544         INTL="libintl.dylib"
2545         SQLITE="libsqlite.0.dylib"
2546         SQLITE3="libsqlite3.0.dylib"
2547         X11="libX11.dylib"
2548         ;;
2549      *-*-*netbsd*)
2550         LIBC="libc.so.12"
2551         INTL="libintl.so.0"
2552         ;;
2553     *-*-*freebsd*)
2554         LIBC="libc.so"
2555         INTL="libintl.so"
2556         SQLITE="libsqlite.so"
2557         SQLITE3="libsqlite3.so"
2558         ;;
2559     *-*-*openbsd*)
2560         LIBC="libc.so"
2561         INTL="libintl.so"
2562         SQLITE="libsqlite.so"
2563         SQLITE3="libsqlite3.so"
2564         ;;
2565     *-*-*linux*)
2566         AC_PATH_X
2567         AC_MSG_CHECKING(for the soname of libX11.so)
2568         for i in $x_libraries /usr/lib /usr/lib64; do
2569                 for r in 4 5 6; do
2570                         if test -f $i/libX11.so.$r; then
2571                                 X11=libX11.so.$r
2572                                 AC_MSG_RESULT($X11)
2573                         fi
2574                 done
2575         done
2576
2577         if test "x$X11" = "xlibX11.so"; then
2578                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2579         fi
2580         ;;
2581 esac
2582
2583
2584 AC_SUBST(libsuffix)
2585
2586 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2587         if test "x$with_tls" = "x__thread"; then
2588                 #
2589                 # On some linux distributions, TLS works in executables, but linking
2590                 # against a shared library containing TLS fails with:
2591                 # undefined reference to `__tls_get_addr'
2592                 #
2593                 rm -f conftest.c conftest.so conftest
2594                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2595                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2596                 $CC -o conftest conftest.so > /dev/null 2>&1
2597                 if test ! -f conftest; then
2598                    AC_MSG_WARN([Disabling usage of __thread.]);
2599                    with_tls=pthread
2600                 fi
2601                 rm -f conftest.c conftest.so conftest
2602         fi
2603 fi
2604
2605 mono_debugger_supported=no
2606 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2607 if test "x$try_mono_debugger" = "xyes"; then
2608         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA" -o "x$TARGET" = "xS390x"; then
2609                 if test x$use_included_gc = xyes; then
2610                         case "$host" in
2611                         *-*-*linux*)
2612                                 mono_debugger_supported=yes
2613                                 ;;
2614                         *86-apple-darwin*)
2615                                 mono_debugger_supported=yes
2616                                 ;;
2617                         esac
2618                 fi
2619         fi
2620 fi
2621
2622 # disable the debugger entirely when building with moonlight
2623 if test "x$with_moonlight" != "xno"; then
2624         mono_debugger_supported=no
2625 fi
2626
2627 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2628 if test "x$mono_debugger_supported" = "xyes"; then
2629         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2630         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2631 fi
2632 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2633 AC_MSG_RESULT($mono_debugger_supported)
2634
2635 if test "x$with_tls" = "x__thread"; then
2636         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2637         # Pass the information to libgc
2638         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2639         AC_MSG_CHECKING(if the tls_model attribute is supported)
2640         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2641                 ], [
2642                         AC_MSG_RESULT(yes)
2643                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2644                 ], [
2645                         AC_MSG_RESULT(no)
2646         ])
2647 fi
2648
2649 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2650         dnl ******************************************
2651         dnl *** Check to see what FPU is available ***
2652         dnl ******************************************
2653         AC_MSG_CHECKING(which FPU to use)
2654
2655         ORIG_CFLAGS=$CFLAGS
2656         CFLAGS="$CFLAGS -mfpu=vfp -mfloat-abi=softfp"
2657         AC_TRY_RUN([
2658                 int main () { __asm__ ("faddd   d7, d6, d7"); return 0; }
2659                         ], fpu=VFP, fpu=NONE)
2660         CFLAGS=$ORIG_CFLAGS
2661
2662         if test x$fpu = xNONE; then
2663                 AC_TRY_COMPILE([], [
2664                         __asm__ ("ldfd f0, [r0]");
2665                         ], fpu=FPA, fpu=NONE)
2666         fi
2667
2668         AC_MSG_RESULT($fpu)
2669         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2670         unset fpu
2671
2672         AC_MSG_CHECKING(for ARMV6)
2673         AC_TRY_RUN([
2674                 int main () { __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory"); return 0; }
2675                         ], armv6=yes, armv6=no)
2676
2677         AC_MSG_RESULT($armv6)
2678         if test ${armv6} = yes; then
2679            AC_DEFINE(HAVE_ARMV6, 1, "Host supports ARMV6 instructions")
2680            # libgc's gc_locks.h depends on this
2681            NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2682         fi
2683 fi
2684
2685 if test ${TARGET} = unknown; then
2686         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2687         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2688 fi
2689
2690 if test ${ACCESS_UNALIGNED} = no; then
2691         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2692 fi
2693
2694 case "x$gc" in
2695         xincluded)
2696                 # Pass CPPFLAGS to libgc configure
2697                 # We should use a separate variable for this to avoid passing useless and
2698                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2699                 # This should be executed late so we pick up the final version of CPPFLAGS
2700                 # The problem with this approach, is that during a reconfigure, the main
2701                 # configure scripts gets invoked with these arguments, so we use separate
2702                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2703                 LIBGC_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2704                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2705                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2706                 fi
2707                 # Don't pass -finstrument-for-thread-suspension in,
2708                 # if these are instrumented it will be very bad news
2709                 # (infinite recursion, undefined parking behavior, etc)
2710                 LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
2711                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2712                 AC_CONFIG_SUBDIRS(libgc)
2713                 ;;
2714 esac
2715
2716 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2717 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2718 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid 2.1 assemblies (defaults to no)], [], [with_monodroid=no])
2719 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2720
2721 OPROFILE=no
2722 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2723         if test x$with_oprofile != xno; then
2724             oprofile_include=$with_oprofile/include
2725             if test ! -f $oprofile_include/opagent.h; then
2726                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2727                 fi
2728             OPROFILE=yes
2729                 OPROFILE_CFLAGS="-I$oprofile_include"
2730             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2731             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2732         fi
2733 ])
2734
2735 MALLOC_MEMPOOLS=no
2736 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2737         if test x$with_malloc_mempools = xyes; then
2738                 MALLOC_MEMPOOLS=yes
2739                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2740         fi
2741 ])
2742
2743
2744 DISABLE_MCS_DOCS=no
2745 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2746         if test x$with_mcs_docs != xyes; then
2747                 DISABLE_MCS_DOCS=yes
2748         fi
2749 ])
2750 if test x$with_profile4 != xyes; then
2751         DISABLE_MCS_DOCS=yes
2752 fi
2753
2754 MOONLIGHT_DEFINES=
2755 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2756         if test x$with_moonlight != xno; then
2757         MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING "
2758         fi
2759 ], [with_moonlight=no])
2760 AC_SUBST(MOONLIGHT_DEFINES)
2761
2762 AC_ARG_WITH(moon_gc, [  --with-moon-gc=boehm,sgen               Select the gc to use with Moonlight (defaults to boehm)],[
2763         if test "x$with_moon_gc" != "xsgen"; then
2764                 with_moon_gc=boehm
2765         fi
2766 ], [with_moon_gc=boehm])
2767
2768 AC_CHECK_HEADER([malloc.h],
2769                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2770                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2771
2772 dnl
2773 dnl Consistency settings
2774 dnl
2775 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2776    DISABLE_MCS_DOCS=yes
2777 fi
2778
2779 if test x$DISABLE_MCS_DOCS = xyes; then
2780    docs_dir=""
2781 else
2782    docs_dir=docs
2783 fi
2784 AC_SUBST(docs_dir)
2785
2786 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2787 AC_SUBST(OPROFILE_CFLAGS)
2788 AC_SUBST(OPROFILE_LIBS)
2789
2790 libmono_ldflags="$libmono_ldflags $LIBS"
2791
2792 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2793 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2794 AM_CONDITIONAL(MOONLIGHT_BOEHM, [test "x$with_moon_gc" = "xboehm"])
2795 AM_CONDITIONAL(MOONLIGHT_SGEN, [test "x$with_moon_gc" = "xsgen"])
2796
2797 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2798 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" = xyes])
2799 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2800
2801 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2802 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2803 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2804 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2805 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2806 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2807 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2808 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2809 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2810 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2811 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2812 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2813 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2814 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2815 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2816 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2817
2818 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2819 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2820 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2821
2822 AC_SUBST(LIBC)
2823 AC_SUBST(INTL)
2824 AC_SUBST(SQLITE)
2825 AC_SUBST(SQLITE3)
2826 AC_SUBST(X11)
2827 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2828 AC_SUBST(arch_target)
2829 AC_SUBST(CFLAGS)
2830 AC_SUBST(CPPFLAGS)
2831 AC_SUBST(LDFLAGS)
2832
2833 mono_build_root=`pwd`
2834 AC_SUBST(mono_build_root)
2835
2836 if test x$USEJIT = xtrue; then
2837   mono_runtime=mono/mini/mono
2838 else
2839   mono_runtime=mono/interpreter/mint
2840 fi
2841 AC_SUBST(mono_runtime)
2842
2843 mono_cfg_root=$mono_build_root/runtime
2844 if test x$host_win32 = xyes; then
2845   if test "x$cross_compiling" = "xno"; then
2846     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2847   else
2848     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2849   fi
2850 else
2851   mono_cfg_dir=$mono_cfg_root/etc
2852 fi
2853 AC_SUBST(mono_cfg_dir)
2854
2855 AC_CONFIG_FILES([po/mcs/Makefile.in])
2856
2857 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2858 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2859
2860 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2861 [   depth=../../../..
2862     case $srcdir in
2863     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2864     .) reldir=$depth ;;
2865     *) reldir=$depth/$srcdir ;;
2866     esac
2867     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2868     cd runtime/etc/mono/1.0
2869     rm -f machine.config
2870     $LN_S $reldir/data/net_1_1/machine.config machine.config
2871     cd $depth
2872 ],[LN_S='$LN_S'])
2873
2874 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2875 [   depth=../../../..
2876     case $srcdir in
2877     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2878     .) reldir=$depth ;;
2879     *) reldir=$depth/$srcdir ;;
2880     esac
2881     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2882     cd runtime/etc/mono/2.0
2883     rm -f machine.config
2884     $LN_S $reldir/data/net_2_0/machine.config machine.config
2885     cd $depth
2886 ],[LN_S='$LN_S'])
2887
2888 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2889 [   depth=../../../..
2890     case $srcdir in
2891     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2892     .) reldir=$depth ;;
2893     *) reldir=$depth/$srcdir ;;
2894     esac
2895     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2896     cd runtime/etc/mono/2.0
2897     rm -f web.config
2898     $LN_S $reldir/data/net_2_0/web.config web.config
2899     cd $depth
2900 ],[LN_S='$LN_S'])
2901
2902 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2903 [   depth=../../..
2904     case $srcdir in
2905     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2906     .) reldir=$depth ;;
2907     *) reldir=$depth/$srcdir ;;
2908     esac
2909     $ac_aux_dir/install-sh -d runtime/etc/mono/
2910     cd runtime/etc/mono/
2911     rm -f browscap.ini
2912     $LN_S $reldir/data/browscap.ini browscap.ini
2913     cd $depth
2914 ],[LN_S='$LN_S'])
2915
2916 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2917 [   depth=../../../../..
2918     case $srcdir in
2919     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2920     .) reldir=$depth ;;
2921     *) reldir=$depth/$srcdir ;;
2922     esac
2923     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2924     cd runtime/etc/mono/2.0/Browsers
2925     rm -f Compat.browser
2926     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2927     cd $depth
2928 ],[LN_S='$LN_S'])
2929
2930 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2931 [   depth=../../../..
2932     case $srcdir in
2933     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2934     .) reldir=$depth ;;
2935     *) reldir=$depth/$srcdir ;;
2936     esac
2937     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2938     cd runtime/etc/mono/4.0
2939     rm -f machine.config
2940     $LN_S $reldir/data/net_4_0/machine.config machine.config
2941     cd $depth
2942 ],[LN_S='$LN_S'])
2943
2944 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2945 [   depth=../../../..
2946     case $srcdir in
2947     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2948     .) reldir=$depth ;;
2949     *) reldir=$depth/$srcdir ;;
2950     esac
2951     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2952     cd runtime/etc/mono/4.0
2953     rm -f web.config
2954     $LN_S $reldir/data/net_4_0/web.config web.config
2955     cd $depth
2956 ],[LN_S='$LN_S'])
2957
2958 if test x$enable_quiet_build = xyes; then
2959    AC_CONFIG_COMMANDS([quiet], [for i in `find mono libgc support -name Makefile.in | sed -e 's/Makefile.in/Makefile/g'`; do if test -f $i; then $srcdir/scripts/patch-quiet.sh $i; fi; done], [shell=$SHELL])
2960    AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/$echo "copying selected/$show "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])
2961 fi
2962
2963 AC_OUTPUT([
2964 Makefile
2965 mono-core.spec
2966 mono-uninstalled.pc
2967 scripts/mono-find-provides
2968 scripts/mono-find-requires
2969 mono/Makefile
2970 mono/utils/Makefile
2971 mono/metadata/Makefile
2972 mono/dis/Makefile
2973 mono/cil/Makefile
2974 mono/arch/Makefile
2975 mono/arch/x86/Makefile
2976 mono/arch/amd64/Makefile
2977 mono/arch/hppa/Makefile
2978 mono/arch/ppc/Makefile
2979 mono/arch/sparc/Makefile
2980 mono/arch/s390/Makefile
2981 mono/arch/s390x/Makefile
2982 mono/arch/arm/Makefile
2983 mono/arch/alpha/Makefile
2984 mono/arch/ia64/Makefile
2985 mono/arch/mips/Makefile
2986 mono/interpreter/Makefile
2987 mono/tests/Makefile
2988 mono/tests/tests-config
2989 mono/tests/assemblyresolve/Makefile
2990 mono/tests/cas/Makefile
2991 mono/tests/cas/assembly/Makefile
2992 mono/tests/cas/demand/Makefile
2993 mono/tests/cas/inheritance/Makefile
2994 mono/tests/cas/linkdemand/Makefile
2995 mono/tests/cas/threads/Makefile
2996 mono/benchmark/Makefile
2997 mono/monograph/Makefile
2998 mono/io-layer/Makefile
2999 mono/mini/Makefile
3000 mono/profiler/Makefile
3001 m4/Makefile
3002 ikvm-native/Makefile
3003 scripts/Makefile
3004 man/Makefile
3005 docs/Makefile
3006 data/Makefile
3007 data/net_2_0/Makefile
3008 data/net_4_0/Makefile
3009 data/net_2_0/Browsers/Makefile
3010 data/mint.pc
3011 data/mono-2.pc
3012 data/monosgen-2.pc
3013 data/mono.pc
3014 data/mono-cairo.pc
3015 data/mono-nunit.pc
3016 data/mono-options.pc
3017 data/mono-lineeditor.pc
3018 data/monodoc.pc
3019 data/mono.web.pc
3020 data/dotnet.pc
3021 data/dotnet35.pc
3022 data/wcf.pc
3023 data/cecil.pc
3024 data/system.web.extensions_1.0.pc
3025 data/system.web.extensions.design_1.0.pc
3026 data/system.web.mvc.pc
3027 data/system.web.mvc2.pc
3028 samples/Makefile
3029 support/Makefile
3030 data/config
3031 tools/Makefile
3032 tools/locale-builder/Makefile
3033 tools/sgen/Makefile
3034 runtime/Makefile
3035 msvc/Makefile
3036 po/Makefile
3037 ])
3038
3039 if test x$host_win32 = xyes; then
3040    # Get rid of 'cyg' prefixes in library names
3041    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3042    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3043    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3044    # executable doesn't work...
3045    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3046 fi
3047
3048 (
3049   case $prefix in
3050   NONE) prefix=$ac_default_prefix ;;
3051   esac
3052   case $exec_prefix in
3053   NONE) exec_prefix='${prefix}' ;;
3054   esac
3055
3056   #
3057   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3058   # any existing config.make.  This allows people to share the same source tree
3059   # with different build directories, one native and one cross
3060   #
3061   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3062
3063     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3064
3065     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3066     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3067     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3068     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3069     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
3070     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3071     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3072     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3073
3074     case $INSTALL in
3075     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3076     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3077     esac
3078
3079     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3080
3081     export VERSION
3082     [myver=$($AWK 'BEGIN {
3083       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3084       if(length(vsplit [1]) > 4) {
3085         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3086       }
3087       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3088     }')]
3089
3090     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3091
3092     if test x$platform_darwin = xyes; then
3093       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3094     fi
3095
3096         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3097            enable_system_aot=yes
3098         fi
3099
3100         if test "x$enable_loadedllvm" = "xyes"; then
3101            # This seems to fail on the x86 buildbots
3102            enable_system_aot=no
3103         fi
3104
3105     if test x$host_win32 = xno -a x$platform_darwin != xyes -a x$enable_system_aot = xyes; then
3106       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3107     fi
3108
3109     if test x$DISABLE_MCS_DOCS = xyes; then
3110       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3111     fi
3112
3113     if test x$with_moonlight != xno; then
3114       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
3115     fi
3116
3117   fi
3118
3119   # if we have an olive folder, override the default settings
3120   if test -d $olivedir; then
3121
3122     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3123
3124       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3125
3126       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3127       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3128       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3129       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3130       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3131       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3132     fi
3133   fi
3134
3135 )
3136
3137 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3138
3139 echo "
3140         mcs source:    $mcsdir
3141         olive source:  $olive_topdir
3142
3143    Engine:
3144         GC:            $gc_msg
3145         TLS:           $with_tls
3146         SIGALTSTACK:   $with_sigaltstack
3147         Engine:        $jit_status
3148         oprofile:      $OPROFILE
3149         BigArrays:     $enable_big_arrays
3150         DTrace:        $enable_dtrace
3151         Parallel Mark: $enable_parallel_mark
3152         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3153
3154     Libraries:
3155         Moon Profile:  $with_moonlight ($with_moon_gc)
3156         MonoDroid:     $with_monodroid
3157         MonoTouch:     $with_monotouch
3158         JNI support:   $jdk_headers_found
3159         libgdiplus:    $libgdiplus_msg
3160         zlib:          $zlib_msg
3161         $disabled
3162 "
3163 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3164    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3165 fi