configure.in

   1 AC_INIT(README)
   2 AC_CANONICAL_SYSTEM
   3
   4 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
   5 # The extra brackets are to foil regex-based scans.
   6 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
   7
   8 AM_CONFIG_HEADER(config.h)
   9 AM_INIT_AUTOMAKE(mono,2.5)
  10 AM_MAINTAINER_MODE
  11
  12 API_VER=1.0
  13 AC_SUBST(API_VER)
  14
  15 AC_PROG_LN_S
  16
  17 # In case of cygwin, override LN_S, irrespective of what it determines.
  18 # The build uses cygwin, but the actual runtime doesn't.
  19 case $host_os in
  20 *cygwin* ) LN_S='cp -p';;
  21 esac
  22
  23
  24 dnl
  25 dnl libgc checks
  26 dnl
  27
  28 gc_headers=no
  29 gc=included
  30 use_included_gc=no
  31 libgc_configure_args=
  32
  33 if test -d $srcdir/libgc ; then
  34   gc_default=included
  35 else
  36   gc_default=boehm
  37 fi
  38
  39 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  40 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  41 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  42 CFLAGS_FOR_LIBGC=$CFLAGS
  43
  44 #
  45 # These are the flags that need to be stored in the mono.pc file for
  46 # compiling code that will embed Mono
  47 #
  48 libmono_cflags=""
  49 libmono_ldflags=""
  50 AC_SUBST(libmono_cflags)
  51 AC_SUBST(libmono_ldflags)
  52
  53 # Variable to have relocatable .pc files (lib, or lib64)
  54 reloc_libdir=`basename ${libdir}`
  55 AC_SUBST(reloc_libdir)
  56
  57 dnl if linker handles the version script
  58 no_version_script=no
  59
  60 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  61 need_link_unlink=no
  62
  63 # Thread configuration inspired by sleepycat's db
  64 AC_MSG_CHECKING([host platform characteristics])
  65 libgc_threads=no
  66 has_dtrace=no
  67 parallel_mark=yes
  68 case "$host" in
  69         *-*-mingw*|*-*-cygwin*)
  70                 platform_win32=yes
  71                 AC_DEFINE(PLATFORM_WIN32,1,[Platform is Win32])
  72                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  73                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  74                 if test "x$cross_compiling" = "xno"; then
  75                         CC="gcc -mno-cygwin -g"
  76                         # So libgc configure gets -mno-cygwin
  77                         export CC
  78                 fi
  79                 HOST_CC="gcc"
  80                 # Windows 2000 is required that includes Internet Explorer 5.01
  81                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
  82                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
  83                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
  84                 libdl=
  85                 libgc_threads=win32
  86                 gc_default=included
  87                 with_sigaltstack=no
  88                 LN_S=cp
  89                 # This forces libgc to use the DllMain based thread registration code on win32
  90                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
  91                 ;;
  92         *-*-*netbsd*)
  93                 platform_win32=no
  94                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
  95                 libmono_cflags="-D_REENTRANT"
  96                 LDFLAGS="$LDFLAGS -pthread"
  97                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
  98                 libmono_ldflags="-pthread"
  99                 need_link_unlink=yes
 100                 libdl="-ldl"
 101                 libgc_threads=pthreads
 102                 with_sigaltstack=no
 103                 use_sigposix=yes
 104                 ;;
 105         *-*-*freebsd*)
 106                 platform_win32=no
 107                 if test "x$PTHREAD_CFLAGS" = "x"; then
 108                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 109                         libmono_cflags=
 110                 else
 111                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 112                         libmono_cflags="$PTHREAD_CFLAGS"
 113                 fi
 114                 if test "x$PTHREAD_LIBS" = "x"; then
 115                         LDFLAGS="$LDFLAGS -pthread"
 116                         libmono_ldflags="-pthread"
 117                 else
 118                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 119                         libmono_ldflags="$PTHREAD_LIBS"
 120                 fi
 121                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 122                 need_link_unlink=yes
 123                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 124                 libdl=
 125                 libgc_threads=pthreads
 126                 # This doesn't seem to work as of 7.0 on amd64
 127                 with_sigaltstack=no
 128 # TLS is only partially implemented on -CURRENT (compiler support
 129 # but NOT library support)
 130 #
 131                 with_tls=pthread
 132                 use_sigposix=yes
 133                 ;;
 134         *-*-*openbsd*)
 135                 platform_win32=no
 136                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS -DPLATFORM_BSD"
 137                 libmono_cflags="-D_THREAD_SAFE"
 138                 LDFLAGS="$LDFLAGS -pthread"
 139                 libmono_ldflags="-pthread"
 140                 need_link_unlink=yes
 141                 AC_DEFINE(PTHREAD_POINTER_ID)
 142                 libdl=
 143                 libgc_threads=pthreads
 144                 use_sigposix=yes
 145                 ;;
 146         *-*-linux*)
 147                 platform_win32=no
 148                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP -DUSE_MUNMAP"
 149                 libmono_cflags="-D_REENTRANT"
 150                 libmono_ldflags="-lpthread"
 151                 libdl="-ldl"
 152                 libgc_threads=pthreads
 153                 AOT_SUPPORTED="yes"
 154                 use_sigposix=yes
 155                 ;;
 156         *-*-hpux*)
 157                 platform_win32=no
 158                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 159                 # +ESdbgasm only valid on bundled cc on RISC
 160                 # silently ignored for ia64
 161                 if test $GCC != "yes"; then
 162                         CFLAGS="$CFLAGS +ESdbgasm"
 163                         # Arrange for run-time dereferencing of null
 164                         # pointers to produce a SIGSEGV signal.
 165                         LDFLAGS="$LDFLAGS -z"
 166                 fi
 167                 CFLAGS="$CFLAGS +ESdbgasm"
 168                 LDFLAGS="$LDFLAGS -z"
 169                 libmono_cflags="-D_REENTRANT"
 170                 libmono_ldflags="-lpthread"
 171                 libgc_threads=pthreads
 172                 need_link_unlink=yes
 173                 use_sigposix=yes
 174                 ;;
 175         *-*-solaris*)
 176                 platform_win32=no
 177                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 178                 need_link_unlink=yes
 179                 libmono_cflags="-D_REENTRANT"
 180                 libgc_threads=pthreads
 181                 # This doesn't seem to work on solaris/x86, but the configure test runs
 182                 with_tls=pthread
 183                 has_dtrace=yes
 184                 use_sigposix=yes
 185                 ;;
 186         *-*-darwin*)
 187                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 188                 platform_win32=no
 189                 platform_darwin=yes
 190                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 191                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 192                 libmono_cflags="-D_THREAD_SAFE"
 193                 LDFLAGS="$LDFLAGS -pthread"
 194                 libmono_ldflags="-pthread"
 195                 need_link_unlink=yes
 196                 AC_DEFINE(PTHREAD_POINTER_ID)
 197                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 198                 no_version_script=yes
 199                 libdl=
 200                 libgc_threads=pthreads
 201                 has_dtrace=yes
 202                 if test "x$cross_compiling" = "xyes"; then
 203                         has_broken_apple_cpp=yes
 204                 fi
 205                 ;;
 206         *)
 207                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 208                 platform_win32=no
 209                 libdl="-ldl"
 210                 ;;
 211 esac
 212 AC_MSG_RESULT(ok)
 213
 214 if test x$need_link_unlink = xyes; then
 215    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 216 fi
 217
 218 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
 219 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 220 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 221 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 222
 223 AC_CHECK_TOOL(CC, gcc, gcc)
 224 AC_PROG_CC
 225 # Disabled for now to fix the windows build
 226 #AC_PROG_CXX
 227 AM_PROG_AS
 228 AM_PROG_CC_STDC
 229 AC_PROG_INSTALL
 230 AC_PROG_AWK
 231 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 232 : ${CCAS='$(CC)'}
 233 # Set ASFLAGS if not already set.
 234 : ${CCASFLAGS='$(CFLAGS)'}
 235 AC_SUBST(CCAS)
 236 AC_SUBST(CCASFLAGS)
 237
 238 AC_CHECK_PROG(BISON, bison,yes,no)
 239 if test "x$BISON" = "xno";
 240 then
 241         AC_MSG_ERROR([You need to install bison])
 242 fi
 243
 244 dnl may require a specific autoconf version
 245 dnl AC_PROG_CC_FOR_BUILD
 246 dnl CC_FOR_BUILD not automatically detected
 247 CC_FOR_BUILD=$CC
 248 CFLAGS_FOR_BUILD=$CFLAGS
 249 BUILD_EXEEXT=
 250 if test "x$cross_compiling" = "xyes"; then
 251         CC_FOR_BUILD=cc
 252         CFLAGS_FOR_BUILD=
 253         BUILD_EXEEXT=""
 254 fi
 255 AC_SUBST(CC_FOR_BUILD)
 256 AC_SUBST(CFLAGS_FOR_BUILD)
 257 AC_SUBST(HOST_CC)
 258 AC_SUBST(BUILD_EXEEXT)
 259
 260 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 261 AM_CONDITIONAL(USE_BATCH_FILES, [test x$platform_win32 = xyes -a x$cross_compiling = xyes])
 262
 263 # Set STDC_HEADERS
 264 AC_HEADER_STDC
 265 AC_LIBTOOL_WIN32_DLL
 266 # This causes monodis to not link correctly
 267 #AC_DISABLE_FAST_INSTALL
 268 AM_PROG_LIBTOOL
 269 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 270 DOLT
 271
 272 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 273 AC_SUBST(export_ldflags)
 274
 275 # Test whenever ld supports -version-script
 276 AC_PROG_LD
 277 AC_PROG_LD_GNU
 278 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 279    no_version_script=yes
 280 fi
 281
 282 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 283
 284 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)
 285 AC_CHECK_HEADERS(sys/user.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h)
 286
 287 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 288 if test x$have_zlib = xyes; then
 289    AC_TRY_COMPILE([#include <zlib.h>], [
 290    void main () {
 291    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 292    }
 293    #else
 294    #error No good zlib found
 295    #endif
 296    ],[
 297         AC_MSG_RESULT(Using system zlib)
 298         zlib_msg="system zlib"
 299    ],[
 300         AC_MSG_RESULT(Using embedded zlib)
 301         have_zlib=no
 302         zlib_msg="bundled zlib"
 303    ])
 304 fi
 305
 306 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 307 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 308
 309 # for mono/metadata/debug-symfile.c
 310 AC_CHECK_HEADERS(elf.h)
 311
 312 # for support
 313 AC_CHECK_HEADERS(poll.h)
 314 AC_CHECK_HEADERS(sys/poll.h)
 315 AC_CHECK_HEADERS(sys/wait.h)
 316 AC_CHECK_HEADERS(grp.h)
 317 AC_CHECK_HEADERS(syslog.h)
 318
 319 # for mono/dis
 320 AC_CHECK_HEADERS(wchar.h)
 321 AC_CHECK_HEADERS(ieeefp.h)
 322 AC_MSG_CHECKING(for isinf)
 323 AC_TRY_LINK([#include <math.h>], [
 324         int f = isinf (1);
 325 ], [
 326         AC_MSG_RESULT(yes)
 327         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 328 ], [
 329         # We'll have to use signals
 330         AC_MSG_RESULT(no)
 331 ])
 332
 333
 334 # not 64 bit clean in cross-compile
 335 AC_CHECK_SIZEOF(void *, 4)
 336
 337 WARN=''
 338 if test x"$GCC" = xyes; then
 339         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 340                 # The runtime code does not respect ANSI C strict aliasing rules
 341                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 342
 343                 ORIG_CFLAGS=$CFLAGS
 344                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 345                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 346                 AC_TRY_COMPILE([], [
 347                                                    void main () { }
 348                 ], [
 349                    AC_MSG_RESULT(yes)
 350                 ], [
 351                    AC_MSG_RESULT(no)
 352                    CFLAGS=$ORIG_CFLAGS
 353                 ])
 354 else
 355         # The Sun Forte compiler complains about inline functions that access static variables
 356         # so disable all inlining.
 357         case "$host" in
 358         *-*-solaris*)
 359                 CFLAGS="$CFLAGS -Dinline="
 360                 ;;
 361         esac
 362 fi
 363 CFLAGS="$CFLAGS -g $WARN"
 364 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 365
 366 # Where's the 'mcs' source tree?
 367 if test -d $srcdir/mcs; then
 368   mcsdir=mcs
 369 else
 370   mcsdir=../mcs
 371 fi
 372
 373 #
 374 # A sanity check to catch cases where the package was unpacked
 375 # with an ancient tar program (Solaris)
 376 #
 377 AC_ARG_ENABLE(solaris-tar-check,
 378 [  --disable-solaris-tar-check    disable solaris tar check],
 379    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 380
 381 if test x"$do_solaris_tar_check" = xyes; then
 382         AC_MSG_CHECKING(integrity of package)
 383         if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 384         then
 385                 AC_MSG_RESULT(ok)
 386         else
 387                 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"
 388                 AC_MSG_ERROR([$errorm])
 389         fi
 390 fi
 391
 392 mcs_topdir='$(top_srcdir)/'$mcsdir
 393 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 394
 395 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 396 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 397
 398 AC_SUBST([mcs_topdir])
 399 AC_SUBST([mcs_topdir_from_srcdir])
 400
 401 # Where's the 'olive' source tree?
 402 if test -d $srcdir/olive; then
 403   olivedir=olive
 404 else
 405   olivedir=../olive
 406 fi
 407
 408 if test -d $srcdir/$olivedir; then
 409 olive_topdir='$(top_srcdir)/'$olivedir
 410 fi
 411
 412 # gettext: prepare the translation directories.
 413 # we do not configure the full gettext, as we consume it dynamically from C#
 414 AM_PO_SUBDIRS
 415
 416 if test "x$USE_NLS" = "xyes"; then
 417    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 418
 419    if test "x$HAVE_MSGFMT" = "xno"; then
 420           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 421    fi
 422 fi
 423
 424 AC_ARG_WITH([libgdiplus],
 425         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 426         [], [with_libgdiplus=installed])
 427
 428 case $with_libgdiplus in
 429 no|installed) libgdiplus_loc= ;;
 430 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 431 /*) libgdiplus_loc=$with_libgdiplus ;;
 432 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 433 esac
 434 AC_SUBST([libgdiplus_loc])
 435
 436 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 437 if test "x$PKG_CONFIG" = "xno"; then
 438         AC_MSG_ERROR([You need to install pkg-config])
 439 fi
 440
 441 pkg_config_path=
 442 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 443         if test x$with_crosspkgdir = "x"; then
 444                 if test -s $PKG_CONFIG_PATH; then
 445                         pkg_config_path=$PKG_CONFIG_PATH
 446                 fi
 447         else
 448                 pkg_config_path=$with_crosspkgdir
 449                 PKG_CONFIG_PATH=$pkg_config_path
 450                 export PKG_CONFIG_PATH
 451         fi
 452 )
 453
 454 AC_ARG_WITH([glib],
 455         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to system)],
 456         [], [with_glib=system])
 457
 458 eglib_dir=
 459
 460 case $with_glib in
 461 embedded)
 462   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 463   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 464   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 465   BUILD_GLIB_LIBS="$GLIB_LIBS"
 466   GMODULE_CFLAGS="$GLIB_CFLAGS"
 467   GMODULE_LIBS="$GLIB_LIBS"
 468   eglib_dir=eglib
 469   AC_CONFIG_SUBDIRS(eglib)
 470   ;;
 471 system)
 472   if test "x$cross_compiling" = "xyes"; then
 473     pkg_config_path="$PKG_CONFIG_PATH"
 474     unset PKG_CONFIG_PATH
 475   fi
 476   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 477   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 478   if test "x$cross_compiling" = "xyes"; then
 479     PKG_CONFIG_PATH=$pkg_config_path
 480     export PKG_CONFIG_PATH
 481   fi
 482
 483   ## Versions of dependencies
 484   GLIB_REQUIRED_VERSION=2.4.0
 485
 486   dnl
 487   dnl No, you will not replace this check with a pkg.m4 check
 488   dnl
 489   if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then
 490       GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 491       GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 492       GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 493       GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 494   else
 495         AC_MSG_ERROR([You need at least glib-2.0 $GLIB_REQUIRED_VERSION])
 496   fi
 497   ;;
 498 *)
 499   AC_MSG_ERROR([Invalid argument to --with-glib.])
 500 esac
 501 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
 502
 503 AC_SUBST(GLIB_CFLAGS)
 504 AC_SUBST(GLIB_LIBS)
 505 AC_SUBST(GMODULE_CFLAGS)
 506 AC_SUBST(GMODULE_LIBS)
 507 AC_SUBST(BUILD_GLIB_CFLAGS)
 508 AC_SUBST(BUILD_GLIB_LIBS)
 509 AC_SUBST(eglib_dir)
 510
 511 if test x$cross_compiling$platform_win32 = xnoyes; then
 512    AC_MSG_CHECKING(for cygwin glib2-dev package)
 513    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 514       AC_MSG_RESULT(found)
 515           AC_MSG_ERROR([Mono cannot be built with the cygwin glib2-devel package installed, because that package doesn't work with -mno-cygwin. Please uninstall it then re-run configure.])
 516    else
 517       AC_MSG_RESULT(not found, ok)
 518    fi
 519
 520    AC_MSG_CHECKING(for broken gwin32.h)
 521    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 522    if test -f $glib_include/glib/gwin32.h; then
 523           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 524                  AC_MSG_RESULT(failed)
 525                  hashmark='#'
 526                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 527           fi
 528    fi
 529    AC_MSG_RESULT(ok)
 530 fi
 531
 532 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
 533
 534 # Enable support for fast thread-local storage
 535 # Some systems have broken support, so we allow to disable it.
 536 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 537
 538 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 539 # This does not work on some platforms (bug #55253)
 540 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 541
 542 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 543
 544 if test "x$enable_static" = "xno"; then
 545    with_static_mono=no
 546 fi
 547
 548 if test "x$platform_win32" = "xyes"; then
 549    # Boehm GC requires the runtime to be in its own dll
 550    with_static_mono=no
 551 fi
 552
 553 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 554 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 555
 556 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 557 if test "x$with_xen_opt" = "xyes"; then
 558         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 559         ORIG_CFLAGS=$CFLAGS
 560         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 561         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 562         AC_TRY_COMPILE([], [
 563                                            void main () { }
 564         ], [
 565            AC_MSG_RESULT(yes)
 566            # Pass it to libgc as well
 567            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 568         ], [
 569            AC_MSG_RESULT(no)
 570            CFLAGS=$ORIG_CFLAGS
 571         ])
 572 fi
 573
 574 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 575
 576 DISABLED_FEATURES=none
 577
 578 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 579      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 580      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd.],
 581 [
 582         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 583                 eval "mono_feature_disable_$feature='yes'"
 584                 AC_MSG_NOTICE([Disabled support for feature: $feature])
 585         done
 586         DISABLED_FEATURES=$enable_minimal
 587         disabled="Disabled:    $enable_minimal"
 588 ],[])
 589
 590 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 591
 592 if test "x$mono_feature_disable_aot" = "xyes"; then
 593         AC_DEFINE(DISABLE_AOT, 1, [Disable AOT support])
 594 fi
 595
 596 if test "x$mono_feature_disable_profiler" = "xyes"; then
 597         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 598 fi
 599 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 600
 601 if test "x$mono_feature_disable_decimal" = "xyes"; then
 602         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 603 fi
 604
 605 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 606         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 607 fi
 608
 609 if test "x$mono_feature_disable_debug" = "xyes"; then
 610         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 611 fi
 612
 613 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 614         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 615         mono_feature_disable_reflection_emit_save=yes
 616 fi
 617
 618 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 619         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 620 fi
 621
 622 if test "x$mono_feature_disable_large_code" = "xyes"; then
 623         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 624 fi
 625
 626 if test "x$mono_feature_disable_logging" = "xyes"; then
 627         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 628 fi
 629
 630 if test "x$mono_feature_disable_com" = "xyes"; then
 631         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 632 fi
 633
 634 if test "x$mono_feature_disable_ssa" = "xyes"; then
 635         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 636 fi
 637
 638 if test "x$mono_feature_disable_generics" = "xyes"; then
 639         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 640 fi
 641
 642 if test "x$mono_feature_disable_attach" = "xyes"; then
 643         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 644 fi
 645
 646 if test "x$mono_feature_disable_jit" = "xyes"; then
 647         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 648 fi
 649
 650 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 651
 652 if test "x$mono_feature_disable_simd" = "xyes"; then
 653         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 654 fi
 655
 656 AC_MSG_CHECKING(for visibility __attribute__)
 657 AC_TRY_COMPILE([], [
 658    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 659    void main () { doit (); }
 660 ], [
 661    have_visibility_hidden=yes
 662    AC_MSG_RESULT(yes)
 663 ], [
 664    have_visibility_hidden=no
 665    AC_MSG_RESULT(no)
 666 ])
 667
 668 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 669 if test x$enable_parallel_mark = xyes; then
 670         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 671 fi
 672
 673 LIBGC_CFLAGS=
 674 LIBGC_LIBS=
 675 LIBGC_STATIC_LIBS=
 676 libgc_dir=
 677 case "x$gc" in
 678         xboehm|xbohem|xyes)
 679                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 680                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 681
 682                 if test "x$found_boehm" != "xyes"; then
 683                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 684                 fi
 685                 if test "x$gc_headers" != "xyes"; then
 686                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 687                 fi
 688
 689                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 690                 AC_SUBST(HAVE_BOEHM_GC)
 691                 LIBGC_LIBS="-lgc $libdl"
 692                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 693
 694                 # AC_CHECK_FUNCS does not work for some reason...
 695                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 696                 if test "x$found_gcj_malloc" = "xyes"; then
 697                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 698                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
 699                 else
 700                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
 701                 fi
 702                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 703                 if test "x$found_gc_enable" = "xyes"; then
 704                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
 705                 fi
 706                 ;;
 707
 708         xincluded)
 709                 found_boehm=yes
 710                 gc_headers=yes
 711                 use_included_gc=yes
 712                 libgc_dir=libgc
 713
 714                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 715                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 716                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 717
 718                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 719                 AC_SUBST(HAVE_BOEHM_GC)
 720
 721                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
 722                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
 723
 724                 # The included libgc contains GCJ support
 725                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 726                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
 727                 if test x$enable_parallel_mark = xyes; then
 728                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 729                 else
 730                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 731                 fi
 732                 ;;
 733
 734         xsgen)
 735                 found_boehm=no
 736                 gc_headers=no
 737                 use_included_gc=no
 738                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
 739                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
 740                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
 741                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
 742                 ;;
 743
 744         xnone)
 745                 AC_MSG_WARN("Compiling mono without GC.")
 746                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
 747                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 748                 ;;
 749         *)
 750                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 751                 ;;
 752 esac
 753
 754 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 755 if test "x$large_heap" = "xyes"; then
 756    echo "FOO"
 757    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 758 fi
 759
 760 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 761 AC_SUBST(LIBGC_CFLAGS)
 762 AC_SUBST(LIBGC_LIBS)
 763 AC_SUBST(LIBGC_STATIC_LIBS)
 764 AC_SUBST(libgc_dir)
 765
 766 dnl
 767 dnl End of libgc checks
 768 dnl
 769
 770 if test x$platform_win32 = xno; then
 771
 772         dnl hires monotonic clock support
 773         AC_SEARCH_LIBS(clock_gettime, rt)
 774
 775         dnl dynamic loader support
 776         AC_CHECK_FUNC(dlopen, DL_LIB="",
 777                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 778         )
 779         if test x$dl_support = xno; then
 780                 AC_MSG_WARN([No dynamic loading support available])
 781         else
 782                 LIBS="$LIBS $DL_LIB"
 783                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 784                 dnl from glib's configure.in
 785                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 786                         mono_cv_uscore,[
 787                         AC_TRY_RUN([#include <dlfcn.h>
 788                         int mono_underscore_test (void) { return 42; }
 789                         int main() {
 790                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 791                           handle = dlopen ((void*)0, 0);
 792                           if (handle) {
 793                             f1 = dlsym (handle, "mono_underscore_test");
 794                             f2 = dlsym (handle, "_mono_underscore_test");
 795                           } return (!f2 || f1);
 796                         }],
 797                                 [mono_cv_uscore=yes],
 798                                 [mono_cv_uscore=no],
 799                         [])
 800                 ])
 801                 if test "x$mono_cv_uscore" = "xyes"; then
 802                         MONO_DL_NEED_USCORE=1
 803                 else
 804                         MONO_DL_NEED_USCORE=0
 805                 fi
 806                 AC_SUBST(MONO_DL_NEED_USCORE)
 807                 AC_CHECK_FUNC(dlerror)
 808         fi
 809
 810         dnl ******************************************************************
 811         dnl *** Checks for the IKVM JNI interface library                  ***
 812         dnl ******************************************************************
 813         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
 814
 815         ikvm_native_dir=
 816         if test x$with_ikvm_native = xyes; then
 817                 ikvm_native_dir=ikvm-native
 818                 jdk_headers_found="IKVM Native"
 819         fi
 820
 821         AC_SUBST(ikvm_native_dir)
 822
 823         AC_CHECK_HEADERS(execinfo.h)
 824
 825         AC_CHECK_FUNCS(getgrgid_r)
 826         AC_CHECK_FUNCS(getgrnam_r)
 827         AC_CHECK_FUNCS(getpwnam_r)
 828         AC_CHECK_FUNCS(getpwuid_r)
 829         AC_CHECK_FUNCS(getresuid)
 830         AC_CHECK_FUNCS(setresuid)
 831         AC_CHECK_FUNCS(kqueue)
 832         AC_CHECK_FUNCS(backtrace_symbols)
 833         AC_CHECK_FUNCS(mkstemp)
 834         AC_CHECK_FUNCS(mmap)
 835         AC_CHECK_FUNCS(madvise)
 836         AC_CHECK_FUNCS(getrusage)
 837         AC_CHECK_FUNCS(getpriority)
 838         AC_CHECK_FUNCS(setpriority)
 839
 840         AC_CHECK_FUNCS(sched_setaffinity)
 841
 842         dnl ******************************************************************
 843         dnl *** Check for large file support                               ***
 844         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 845         dnl ******************************************************************
 846
 847         # Check that off_t can represent 2**63 - 1 correctly, working around
 848         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 849         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 850         large_offt=no
 851         AC_DEFUN([LARGE_FILES], [
 852                 large_CPPFLAGS=$CPPFLAGS
 853                 CPPFLAGS="$CPPFLAGS $1"
 854                 AC_TRY_RUN([
 855                         #include <sys/types.h>
 856
 857                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
 858
 859                         int main(void) {
 860                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
 861                                                (BIG_OFF_T%2147483647==1));
 862                                 if(big_off_t) {
 863                                         exit(0);
 864                                 } else {
 865                                         exit(1);
 866                                 }
 867                         }
 868                 ], [
 869                         AC_MSG_RESULT(ok)
 870                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 871                         large_CPPFLAGS="$large_CPPFLAGS $1"
 872                         large_offt=yes
 873                 ], [
 874                         AC_MSG_RESULT(no)
 875                 ], "")
 876                 CPPFLAGS=$large_CPPFLAGS
 877         ])
 878
 879         AC_MSG_CHECKING(if off_t is 64 bits wide)
 880         LARGE_FILES("")
 881         if test $large_offt = no; then
 882                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
 883                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
 884         fi
 885         if test $large_offt = no; then
 886                 AC_MSG_WARN([No 64 bit file size support available])
 887         fi
 888
 889         dnl *****************************
 890         dnl *** Checks for libsocket  ***
 891         dnl *****************************
 892         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
 893
 894         dnl *******************************
 895         dnl *** Checks for MSG_NOSIGNAL ***
 896         dnl *******************************
 897         AC_MSG_CHECKING(for MSG_NOSIGNAL)
 898         AC_TRY_COMPILE([#include <sys/socket.h>], [
 899                 int f = MSG_NOSIGNAL;
 900         ], [
 901                 # Yes, we have it...
 902                 AC_MSG_RESULT(yes)
 903                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
 904         ], [
 905                 # We'll have to use signals
 906                 AC_MSG_RESULT(no)
 907         ])
 908
 909         dnl *****************************
 910         dnl *** Checks for SOL_IP     ***
 911         dnl *****************************
 912         AC_MSG_CHECKING(for SOL_IP)
 913         AC_TRY_COMPILE([#include <netdb.h>], [
 914                 int level = SOL_IP;
 915         ], [
 916                 # Yes, we have it...
 917                 AC_MSG_RESULT(yes)
 918                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
 919         ], [
 920                 # We'll have to use getprotobyname
 921                 AC_MSG_RESULT(no)
 922         ])
 923
 924         dnl *****************************
 925         dnl *** Checks for SOL_IPV6     ***
 926         dnl *****************************
 927         AC_MSG_CHECKING(for SOL_IPV6)
 928         AC_TRY_COMPILE([#include <netdb.h>], [
 929                 int level = SOL_IPV6;
 930         ], [
 931                 # Yes, we have it...
 932                 AC_MSG_RESULT(yes)
 933                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
 934         ], [
 935                 # We'll have to use getprotobyname
 936                 AC_MSG_RESULT(no)
 937         ])
 938
 939         dnl *****************************
 940         dnl *** Checks for SOL_TCP    ***
 941         dnl *****************************
 942         AC_MSG_CHECKING(for SOL_TCP)
 943         AC_TRY_COMPILE([#include <netdb.h>], [
 944                 int level = SOL_TCP;
 945         ], [
 946                 # Yes, we have it...
 947                 AC_MSG_RESULT(yes)
 948                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
 949         ], [
 950                 # We'll have to use getprotobyname
 951                 AC_MSG_RESULT(no)
 952         ])
 953
 954         dnl *****************************
 955         dnl *** Checks for IP_PKTINFO ***
 956         dnl *****************************
 957         AC_MSG_CHECKING(for IP_PKTINFO)
 958         AC_TRY_COMPILE([#include <netdb.h>], [
 959                 int level = IP_PKTINFO;
 960         ], [
 961                 # Yes, we have it...
 962                 AC_MSG_RESULT(yes)
 963                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
 964         ], [
 965                 AC_MSG_RESULT(no)
 966         ])
 967
 968         dnl *****************************
 969         dnl *** Checks for IPV6_PKTINFO ***
 970         dnl *****************************
 971         AC_MSG_CHECKING(for IPV6_PKTINFO)
 972         AC_TRY_COMPILE([#include <netdb.h>], [
 973                 int level = IPV6_PKTINFO;
 974         ], [
 975                 # Yes, we have it...
 976                 AC_MSG_RESULT(yes)
 977                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
 978         ], [
 979                 AC_MSG_RESULT(no)
 980         ])
 981
 982         dnl **********************************
 983         dnl *** Checks for IP_DONTFRAGMENT ***
 984         dnl **********************************
 985         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
 986         AC_TRY_COMPILE([#include <netdb.h>], [
 987                 int level = IP_DONTFRAGMENT;
 988         ], [
 989                 # Yes, we have it...
 990                 AC_MSG_RESULT(yes)
 991                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
 992         ], [
 993                 AC_MSG_RESULT(no)
 994         ])
 995
 996         dnl **********************************
 997         dnl *** Checks for IP_MTU_DISCOVER ***
 998         dnl **********************************
 999         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1000         AC_TRY_COMPILE([#include <netdb.h>], [
1001                 int level = IP_MTU_DISCOVER;
1002         ], [
1003                 # Yes, we have it...
1004                 AC_MSG_RESULT(yes)
1005                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1006         ], [
1007                 AC_MSG_RESULT(no)
1008         ])
1009
1010         dnl *********************************
1011         dnl *** Check for struct ip_mreqn ***
1012         dnl *********************************
1013         AC_MSG_CHECKING(for struct ip_mreqn)
1014         AC_TRY_COMPILE([#include <netinet/in.h>], [
1015                 struct ip_mreqn mreq;
1016                 mreq.imr_address.s_addr = 0;
1017         ], [
1018                 # Yes, we have it...
1019                 AC_MSG_RESULT(yes)
1020                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1021         ], [
1022                 # We'll just have to try and use struct ip_mreq
1023                 AC_MSG_RESULT(no)
1024                 AC_MSG_CHECKING(for struct ip_mreq)
1025                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1026                         struct ip_mreq mreq;
1027                         mreq.imr_interface.s_addr = 0;
1028                 ], [
1029                         # Yes, we have it...
1030                         AC_MSG_RESULT(yes)
1031                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1032                 ], [
1033                         # No multicast support
1034                         AC_MSG_RESULT(no)
1035                 ])
1036         ])
1037
1038         dnl **********************************
1039         dnl *** Check for gethostbyname2_r ***
1040         dnl **********************************
1041         AC_MSG_CHECKING(for gethostbyname2_r)
1042                 AC_TRY_LINK([#include <netdb.h>], [
1043                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1044         ], [
1045                 # Yes, we have it...
1046                 AC_MSG_RESULT(yes)
1047                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1048         ], [
1049                 AC_MSG_RESULT(no)
1050         ])
1051
1052         dnl *****************************
1053         dnl *** Checks for libnsl     ***
1054         dnl *****************************
1055         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1056
1057         AC_CHECK_FUNCS(inet_pton inet_aton)
1058
1059         dnl ***********************************************
1060         dnl *** Checks for size of sockaddr_un.sun_path ***
1061         dnl ***********************************************
1062         # AC_CHECK_SIZEOF can't cope with struct members :-(
1063         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1064         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1065                 [AC_TRY_RUN([
1066                         #include <sys/types.h>
1067                         #include <stdio.h>
1068                         #include <sys/un.h>
1069
1070                         int main(void) {
1071                                 struct sockaddr_un sock_un;
1072                                 FILE *f=fopen("conftestval", "w");
1073                                 if(!f) exit(1);
1074                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1075                                 exit(0);
1076                         }
1077                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1078                    mono_cv_sizeof_sunpath=0,
1079                    mono_cv_sizeof_sunpath=0)])dnl
1080         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1081         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1082
1083         dnl *************************************
1084         dnl *** Checks for zero length arrays ***
1085         dnl *************************************
1086         AC_MSG_CHECKING(whether $CC supports zero length arrays)
1087         AC_TRY_COMPILE([
1088                 struct s {
1089                         int  length;
1090                         char data [0];
1091                 };
1092         ], [], [
1093                 AC_MSG_RESULT(yes)
1094                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 0, [Length of zero length arrays])
1095         ], [
1096                 AC_MSG_RESULT(no)
1097                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 1, [Length of zero length arrays])
1098         ])
1099
1100         dnl *****************************
1101         dnl *** Checks for libxnet    ***
1102         dnl *****************************
1103         case "${host}" in
1104                 *solaris* )
1105                         AC_MSG_CHECKING(for Solaris XPG4 support)
1106                         if test -f /usr/lib/libxnet.so; then
1107                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1108                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1109                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1110                                 LIBS="$LIBS -lxnet"
1111                                 AC_MSG_RESULT(yes)
1112                         else
1113                                 AC_MSG_RESULT(no)
1114                         fi
1115
1116                         if test "$GCC" = "yes"; then
1117                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1118                         fi
1119                 ;;
1120         esac
1121
1122         dnl *****************************
1123         dnl *** Checks for libpthread ***
1124         dnl *****************************
1125 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1126 # and libpthread does not exist
1127 #
1128         case "${host}" in
1129                 *-*-*freebsd*)
1130                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1131                 ;;
1132                 *)
1133                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1134                 ;;
1135         esac
1136         AC_CHECK_HEADERS(pthread.h)
1137         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1138         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1139         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1140         AC_TRY_COMPILE([ #include <pthread.h>], [
1141                 pthread_mutexattr_t attr;
1142                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1143         ], [
1144                 AC_MSG_RESULT(ok)
1145         ], [
1146                 AC_MSG_RESULT(no)
1147                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1148                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1149         ])
1150         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1151         AC_CHECK_FUNCS(pthread_attr_getstack)
1152         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1153
1154         dnl ***********************************
1155         dnl *** Checks for working __thread ***
1156         dnl ***********************************
1157         AC_MSG_CHECKING(for working __thread)
1158         if test "x$with_tls" != "x__thread"; then
1159                 AC_MSG_RESULT(disabled)
1160         else
1161                 AC_TRY_RUN([
1162                         #include <pthread.h>
1163                         __thread int i;
1164                         static int res1, res2;
1165
1166                         void thread_main (void *arg)
1167                         {
1168                                 i = arg;
1169                                 sleep (1);
1170                                 if (arg == 1)
1171                                         res1 = (i == arg);
1172                                 else
1173                                         res2 = (i == arg);
1174                         }
1175
1176                         int main () {
1177                                 pthread_t t1, t2;
1178
1179                                 i = 5;
1180
1181                                 pthread_create (&t1, NULL, thread_main, 1);
1182                                 pthread_create (&t2, NULL, thread_main, 2);
1183
1184                                 pthread_join (t1, NULL);
1185                                 pthread_join (t2, NULL);
1186
1187                                 return !(res1 + res2 == 2);
1188                         }
1189                 ], [
1190                                 AC_MSG_RESULT(yes)
1191                 ], [
1192                                 AC_MSG_RESULT(no)
1193                                 with_tls=pthread
1194                 ])
1195         fi
1196
1197         dnl **************************************
1198         dnl *** Checks for working sigaltstack ***
1199         dnl **************************************
1200         AC_MSG_CHECKING(for working sigaltstack)
1201         if test "x$with_sigaltstack" != "xyes"; then
1202                 AC_MSG_RESULT(disabled)
1203         else
1204                 AC_TRY_RUN([
1205                         #include <stdio.h>
1206                         #include <stdlib.h>
1207                         #include <unistd.h>
1208                         #include <signal.h>
1209                         #include <pthread.h>
1210                         #include <sys/wait.h>
1211                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1212                         #define SA_STACK SA_ONSTACK
1213                         #endif
1214                         static void
1215                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1216                         {
1217                                 exit (0);
1218                         }
1219
1220                         static void *
1221                         loop (void *ignored)
1222                         {
1223                                 char *ptr = NULL;
1224
1225                                 *ptr = 0;
1226                                 return NULL;
1227                         }
1228
1229                         static void
1230                         child ()
1231                         {
1232                                 struct sigaction sa;
1233                                 struct sigaltstack sas;
1234                                 pthread_t id;
1235                                 pthread_attr_t attr;
1236
1237                                 sa.sa_sigaction = sigsegv_signal_handler;
1238                                 sigemptyset (&sa.sa_mask);
1239                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1240                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1241                                         perror ("sigaction");
1242                                         return;
1243                                 }
1244
1245                                 sas.ss_sp = malloc (SIGSTKSZ);
1246                                 sas.ss_size = SIGSTKSZ;
1247                                 sas.ss_flags = 0;
1248                                 if (sigaltstack (&sas, NULL) == -1) {
1249                                         perror ("sigaltstack");
1250                                         return;
1251                                 }
1252
1253                                 pthread_attr_init (&attr);
1254                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1255                                         printf ("pthread_create\n");
1256                                         return;
1257                                 }
1258
1259                                 sleep (100);
1260                         }
1261
1262                         int
1263                         main ()
1264                         {
1265                                 pid_t son;
1266                                 int status;
1267                                 int i;
1268
1269                                 son = fork ();
1270                                 if (son == -1) {
1271                                         return 1;
1272                                 }
1273
1274                                 if (son == 0) {
1275                                         child ();
1276                                         return 0;
1277                                 }
1278
1279                                 for (i = 0; i < 3; ++i) {
1280                                         sleep (1);
1281                                         waitpid (son, &status, WNOHANG);
1282                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1283                                                 return 0;
1284                                 }
1285
1286                                 kill (son, SIGKILL);
1287                                 return 1;
1288                         }
1289
1290                 ], [
1291                                 AC_MSG_RESULT(yes)
1292                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1293                 ], [
1294                                 with_sigaltstack=no
1295                                 AC_MSG_RESULT(no)
1296                 ])
1297         fi
1298
1299         dnl ********************************
1300         dnl *** Checks for semaphore lib ***
1301         dnl ********************************
1302         # 'Real Time' functions on Solaris
1303         # posix4 on Solaris 2.6
1304         # pthread (first!) on Linux
1305         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1306
1307         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1308         AC_CHECK_FUNCS(shm_open)
1309
1310         dnl ********************************
1311         dnl *** Checks for timezone stuff **
1312         dnl ********************************
1313         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1314                 AC_TRY_COMPILE([
1315                         #include <time.h>
1316                         ], [
1317                         struct tm tm;
1318                         tm.tm_gmtoff = 1;
1319                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1320         if test $ac_cv_struct_tm_gmtoff = yes; then
1321                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1322         else
1323                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1324                         AC_TRY_COMPILE([
1325                                 #include <time.h>
1326                         ], [
1327                                 timezone = 1;
1328                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1329                 if test $ac_cv_var_timezone = yes; then
1330                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1331                 else
1332                         AC_ERROR(unable to find a way to determine timezone)
1333                 fi
1334         fi
1335
1336         dnl *********************************
1337         dnl *** Checks for math functions ***
1338         dnl *********************************
1339         LIBS="$LIBS -lm";
1340         if test "x$has_broken_apple_cpp" != "xyes"; then
1341                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1342                         AC_TRY_LINK([#include <math.h>],
1343                         [ finite(0.0); ],
1344                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1345                         AC_MSG_RESULT(no)))
1346         fi
1347         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1348                 AC_TRY_LINK([#include <math.h>],
1349                 [ isfinite(0.0); ],
1350                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1351                 AC_MSG_RESULT(no)))
1352
1353         dnl ****************************************************************
1354         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1355         dnl *** have it in the library (duh))                            ***
1356         dnl ****************************************************************
1357         AC_CHECK_FUNCS(poll)
1358
1359         dnl *************************
1360         dnl *** Check for signbit ***
1361         dnl *************************
1362         AC_MSG_CHECKING(for signbit)
1363         AC_TRY_LINK([#include <math.h>], [
1364                 int s = signbit(1.0);
1365         ], [
1366                 AC_MSG_RESULT(yes)
1367                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1368         ], [
1369                 AC_MSG_RESULT(no)
1370         ])
1371
1372         dnl **********************************
1373         dnl *** epoll                      ***
1374         dnl **********************************
1375         AC_CHECK_HEADERS(sys/epoll.h)
1376         haveepoll=no
1377         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1378         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1379                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1380         fi
1381
1382         dnl ******************************
1383         dnl *** Checks for SIOCGIFCONF ***
1384         dnl ******************************
1385         AC_CHECK_HEADERS(sys/ioctl.h)
1386         AC_CHECK_HEADERS(net/if.h)
1387         AC_MSG_CHECKING(for ifreq)
1388         AC_TRY_COMPILE([
1389                 #include <stdio.h>
1390                 #include <sys/ioctl.h>
1391                 #include <net/if.h>
1392                 ], [
1393                 struct ifconf ifc;
1394                 struct ifreq *ifr;
1395                 void *x;
1396                 ifc.ifc_len = 0;
1397                 ifc.ifc_buf = NULL;
1398                 x = (void *) &ifr->ifr_addr;
1399                 ],[
1400                         AC_MSG_RESULT(yes)
1401                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1402                 ], [
1403                         AC_MSG_RESULT(no)
1404                 ])
1405         dnl **********************************
1406         dnl ***     Checks for sin_len     ***
1407         dnl **********************************
1408         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1409         AC_TRY_COMPILE([
1410                 #include <netinet/in.h>
1411                 ], [
1412                 struct sockaddr_in saddr;
1413                 saddr.sin_len = sizeof (saddr);
1414                 ],[
1415                         AC_MSG_RESULT(yes)
1416                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1417                 ], [
1418                         AC_MSG_RESULT(no)
1419                 ])
1420         dnl **********************************
1421         dnl ***    Checks for sin6_len     ***
1422         dnl **********************************
1423         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1424         AC_TRY_COMPILE([
1425                 #include <netinet/in.h>
1426                 ], [
1427                 struct sockaddr_in6 saddr6;
1428                 saddr6.sin6_len = sizeof (saddr6);
1429                 ],[
1430                         AC_MSG_RESULT(yes)
1431                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1432                 ], [
1433                         AC_MSG_RESULT(no)
1434                 ])
1435         dnl **********************************
1436         dnl *** Checks for MonoPosixHelper ***
1437         dnl **********************************
1438         AC_CHECK_HEADERS(checklist.h)
1439         AC_CHECK_HEADERS(fstab.h)
1440         AC_CHECK_HEADERS(attr/xattr.h)
1441         AC_CHECK_HEADERS(sys/extattr.h)
1442         AC_CHECK_HEADERS(sys/sendfile.h)
1443         AC_CHECK_HEADERS(sys/statvfs.h)
1444         AC_CHECK_HEADERS(sys/statfs.h)
1445         AC_CHECK_HEADERS(sys/vfstab.h)
1446         AC_CHECK_HEADERS(sys/xattr.h)
1447         AC_CHECK_HEADERS(sys/mman.h)
1448         AC_CHECK_HEADERS(sys/param.h)
1449         AC_CHECK_HEADERS(sys/mount.h)
1450         AC_CHECK_FUNCS(getdomainname)
1451         AC_CHECK_FUNCS(setdomainname)
1452         AC_CHECK_FUNCS(fgetgrent)
1453         AC_CHECK_FUNCS(fgetpwent)
1454         AC_CHECK_FUNCS(fgetpwent)
1455         AC_CHECK_FUNCS(getfsstat)
1456         AC_CHECK_FUNCS(lutimes)
1457         AC_CHECK_FUNCS(mremap)
1458         AC_CHECK_FUNCS(remap_file_pages)
1459         AC_CHECK_FUNCS(posix_fadvise)
1460         AC_CHECK_FUNCS(posix_fallocate)
1461         AC_CHECK_FUNCS(posix_madvise)
1462         AC_CHECK_FUNCS(vsnprintf)
1463         AC_CHECK_FUNCS(sendfile)
1464         AC_CHECK_FUNCS(sethostid)
1465         AC_CHECK_FUNCS(statfs)
1466         AC_CHECK_FUNCS(fstatfs)
1467         AC_CHECK_FUNCS(statvfs)
1468         AC_CHECK_FUNCS(fstatvfs)
1469         AC_CHECK_FUNCS(stime)
1470         AC_CHECK_FUNCS(strerror_r)
1471         AC_CHECK_FUNCS(ttyname_r)
1472         AC_CHECK_SIZEOF(size_t)
1473         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1474                 [#include <sys/types.h>
1475                  #include <sys/stat.h>
1476                  #include <unistd.h>])
1477         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1478                 [#include <sys/types.h>
1479                  #include <sys/stat.h>
1480                  #include <unistd.h>])
1481         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1482                 [#include <sys/time.h>])
1483         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1484                 [#include <unistd.h>
1485                  #include <fcntl.h>])
1486         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1487                 [#include <sys/poll.h>])
1488         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1489                 [#include <sys/types.h>
1490                  #include <sys/stat.h>
1491                  #include <unistd.h>])
1492         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1493                 [#include <time.h>])
1494         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1495                 [#include <sys/time.h>
1496                  #include <sys/types.h>
1497                  #include <utime.h>])
1498         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1499                 [#include <sys/time.h>])
1500         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1501                 [#include <sys/types.h>
1502                  #include <utime.h>])
1503         AC_CHECK_MEMBERS(
1504                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1505                 [#include <sys/types.h>
1506                  #include <dirent.h>])
1507
1508         dnl Favour xattr through glibc, but use libattr if we have to
1509         AC_CHECK_FUNC(lsetxattr, ,
1510                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1511         )
1512         AC_SUBST(XATTR_LIB)
1513
1514         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1515         AC_CHECK_MEMBERS(
1516                 [struct kinfo_proc.kp_proc],,,
1517                 [#include <sys/types.h>
1518                  #include <sys/sysctl.h>
1519                  #include <sys/proc.h>
1520                  ])
1521
1522         dnl *********************************
1523         dnl *** Checks for Windows compilation ***
1524         dnl *********************************
1525         AC_CHECK_HEADERS(sys/time.h)
1526         AC_CHECK_HEADERS(sys/param.h)
1527         AC_CHECK_HEADERS(dirent.h)
1528
1529         dnl *********************************
1530         dnl *** Check for Console 2.0 I/O ***
1531         dnl *********************************
1532         AC_CHECK_HEADERS([curses.h])
1533         AC_CHECK_HEADERS([term.h], [], [],
1534         [#if HAVE_CURSES_H
1535          #include <curses.h>
1536          #endif
1537         ])
1538         AC_CHECK_HEADERS([termios.h])
1539
1540         dnl * This is provided in io-layer, but on windows it's only available
1541         dnl * on xp+
1542         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1543 else
1544         jdk_headers_found=no
1545         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1546         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1547         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1548         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1549         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1550         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1551         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1552
1553         dnl *********************************
1554         dnl *** Check for struct ip_mreqn ***
1555         dnl *********************************
1556         AC_MSG_CHECKING(for struct ip_mreqn)
1557         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1558                 struct ip_mreqn mreq;
1559                 mreq.imr_address.s_addr = 0;
1560         ], [
1561                 # Yes, we have it...
1562                 AC_MSG_RESULT(yes)
1563                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1564         ], [
1565                 # We'll just have to try and use struct ip_mreq
1566                 AC_MSG_RESULT(no)
1567                 AC_MSG_CHECKING(for struct ip_mreq)
1568                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1569                         struct ip_mreq mreq;
1570                         mreq.imr_interface.s_addr = 0;
1571                 ], [
1572                         # Yes, we have it...
1573                         AC_MSG_RESULT(yes)
1574                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1575                 ], [
1576                         # No multicast support
1577                         AC_MSG_RESULT(no)
1578                 ])
1579         ])
1580         AC_CHECK_FUNCS(GetProcessId)
1581 fi
1582
1583 dnl socklen_t check
1584 AC_MSG_CHECKING(for socklen_t)
1585 AC_TRY_COMPILE([
1586 #include <sys/types.h>
1587 #include <sys/socket.h>
1588 ],[
1589   socklen_t foo;
1590 ],[
1591 ac_cv_c_socklen_t=yes
1592         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1593         AC_MSG_RESULT(yes)
1594 ],[
1595         AC_MSG_RESULT(no)
1596 ])
1597
1598 AC_MSG_CHECKING(for array element initalizer support)
1599 AC_TRY_COMPILE([#include <sys/socket.h>], [
1600         const int array[] = {[1] = 2,};
1601 ], [
1602         # Yes, we have it...
1603         AC_MSG_RESULT(yes)
1604         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1605 ], [
1606         # We'll have to use signals
1607         AC_MSG_RESULT(no)
1608 ])
1609
1610 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1611         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1612         AC_TRY_LINK([#include <math.h>],
1613         [ static void *p = &trunc; ],
1614         [
1615                 AC_DEFINE(HAVE_TRUNC)
1616                 AC_MSG_RESULT(yes)
1617                 ac_cv_trunc=yes
1618         ],
1619         AC_MSG_RESULT(no)))
1620
1621 if test "x$ac_cv_truncl" != "xyes"; then
1622    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1623 fi
1624
1625 AC_CHECK_FUNCS(round)
1626 AC_CHECK_FUNCS(rint)
1627
1628 dnl ****************************
1629 dnl *** Look for /dev/random ***
1630 dnl ****************************
1631
1632 AC_MSG_CHECKING([if usage of random device is requested])
1633 AC_ARG_ENABLE(dev-random,
1634 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1635 try_dev_random=$enableval, try_dev_random=yes)
1636
1637 AC_MSG_RESULT($try_dev_random)
1638
1639 case "{$target}" in
1640     *-openbsd*)
1641     NAME_DEV_RANDOM="/dev/srandom"
1642     ;;
1643
1644 dnl Win32 does not have /dev/random, they have their own method...
1645
1646     *-*-mingw*|*-*-cygwin*)
1647     ac_cv_have_dev_random=no
1648     ;;
1649
1650 dnl Everywhere else, it's /dev/random
1651
1652     *)
1653     NAME_DEV_RANDOM="/dev/random"
1654     ;;
1655 esac
1656
1657 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1658
1659 dnl Now check if the device actually exists
1660
1661 if test "x$try_dev_random" = "xyes"; then
1662     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1663     [if test -r "$NAME_DEV_RANDOM" ; then
1664         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1665     if test "x$ac_cv_have_dev_random" = "xyes"; then
1666         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1667     fi
1668 else
1669     AC_MSG_CHECKING(for random device)
1670     ac_cv_have_dev_random=no
1671     AC_MSG_RESULT(has been disabled)
1672 fi
1673
1674 if test "x$platform_win32" = "xyes"; then
1675     AC_DEFINE(HAVE_CRYPT_RNG)
1676 fi
1677
1678 if test "x$ac_cv_have_dev_random" = "xno" \
1679     && test "x$platform_win32" = "xno"; then
1680     AC_MSG_WARN([[
1681 ***
1682 *** A system-provided entropy source was not found on this system.
1683 *** Because of this, the System.Security.Cryptography random number generator
1684 *** will throw a NotImplemented exception.
1685 ***
1686 *** If you are seeing this message, and you know your system DOES have an
1687 *** entropy collection in place, please contact <crichton@gimp.org> and
1688 *** provide information about the system and how to access the random device.
1689 ***
1690 *** Otherwise you can install either egd or prngd and set the environment
1691 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1692 ***]])
1693 fi
1694
1695 AC_MSG_CHECKING([if inter-process shared handles are requested])
1696 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1697 AC_MSG_RESULT($try_shared_handles)
1698 if test "x$try_shared_handles" != "xyes"; then
1699         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1700         AC_SUBST(DISABLE_SHARED_HANDLES)
1701 fi
1702
1703 if test x$gc = xsgen; then
1704    if test x$with_tls != x__thread; then
1705           AC_MSG_ERROR([The SGEN garbage collector depends on a working __thread implementation, and either --with-thread=pthread was passed to configure, or the configure test for __thread failed.])
1706    fi
1707 fi
1708
1709 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1710 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1711
1712 AC_MSG_CHECKING([if big-arrays are to be enabled])
1713 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1714 if test "x$enable_big_arrays" = "xyes" ; then
1715     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1716         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1717     else
1718         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1719     fi
1720 fi
1721 AC_MSG_RESULT($enable_big_arrays)
1722
1723 dnl **************
1724 dnl *** DTRACE ***
1725 dnl **************
1726
1727 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1728
1729 if test "x$enable_dtrace" = "xyes"; then
1730    if test "x$has_dtrace" = "xno"; then
1731           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1732    fi
1733    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1734    if test "x$DTRACE" = "xno"; then
1735           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1736           enable_dtrace=no
1737    fi
1738 fi
1739
1740 dtrace_g=no
1741 if test "x$enable_dtrace" = "xyes"; then
1742         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1743         DTRACEFLAGS=
1744         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1745                 case "$host" in
1746                         powerpc-*-darwin*)
1747                         DTRACEFLAGS="-arch ppc64"
1748                         ;;
1749                         i*86-*-darwin*)
1750                         DTRACEFLAGS="-arch x86_64"
1751                         ;;
1752                         *)
1753                         DTRACEFLAGS=-64
1754                         ;;
1755                 esac
1756         else
1757                 case "$host" in
1758                         powerpc-*-darwin*)
1759                         DTRACEFLAGS="-arch ppc"
1760                         ;;
1761                         i*86-*-darwin*)
1762                         DTRACEFLAGS="-arch i386"
1763                         ;;
1764                         *)
1765                         DTRACEFLAGS=-32
1766                         ;;
1767                 esac
1768         fi
1769         AC_SUBST(DTRACEFLAGS)
1770         case "$host" in
1771                 *-*-solaris*)
1772                 dtrace_g=yes
1773                 ;;
1774         esac
1775         AC_CHECK_HEADERS([sys/sdt.h])
1776 fi
1777 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1778 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1779
1780 dnl **************
1781 dnl ***  LLVM  ***
1782 dnl **************
1783
1784 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
1785
1786 if test "x$enable_llvm" = "xyes"; then
1787    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
1788    if test "x$LLVM_CONFIG" = "xno"; then
1789           AC_MSG_ERROR([llvm-config not found.])
1790    fi
1791
1792    LLVM_CXXFLAGS=`$LLVM_CONFIG --cflags`
1793    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
1794    LLVM_LIBS=`$LLVM_CONFIG --libs core engine`
1795    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
1796
1797    AC_SUBST(LLVM_CXXFLAGS)
1798    AC_SUBST(LLVM_LIBS)
1799    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
1800 fi
1801
1802 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
1803
1804 TARGET="unknown"
1805 ACCESS_UNALIGNED="yes"
1806
1807 JIT_SUPPORTED=no
1808 INTERP_SUPPORTED=no
1809 LIBC="libc.so.6"
1810 INTL="libc.so.6"
1811 SQLITE="libsqlite.so.0"
1812 SQLITE3="libsqlite3.so.0"
1813 X11="libX11.so"
1814
1815 sizeof_register="SIZEOF_VOID_P"
1816
1817 jit_wanted=false
1818 interp_wanted=false
1819 case "$host" in
1820 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1821 #               TARGET=MIPS;
1822 #               ACCESS_UNALIGNED="no"
1823 #               ;;
1824         mips*)
1825                 TARGET=MIPS;
1826                 arch_target=mips;
1827                 ACCESS_UNALIGNED="no"
1828                 JIT_SUPPORTED=yes
1829                 jit_wanted=true
1830
1831                 AC_MSG_CHECKING(for mips n32)
1832                 AC_TRY_COMPILE([], [
1833                 void main () {
1834                 #if _MIPS_SIM != _ABIN32
1835                 #error Not mips n32
1836                 #endif
1837                 }
1838                 ],[
1839                 AC_MSG_RESULT(yes)
1840                 sizeof_register=8
1841                 ],[
1842                 AC_MSG_RESULT(no)
1843                 ])
1844                 ;;
1845         i*86-*-*)
1846                 TARGET=X86;
1847                 arch_target=x86;
1848                 JIT_SUPPORTED=yes
1849                 jit_wanted=true
1850                 case $host_os in
1851                   solaris*)
1852                         LIBC="libc.so"
1853                         INTL="libintl.so"
1854                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1855                                 TARGET=AMD64
1856                                 arch_target=amd64
1857                         fi
1858
1859                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
1860                         # int astruct __attribute__ ((visibility ("hidden")));
1861                         # void foo ()
1862                         # {
1863                         #       void *p = &astruct;
1864                         # }
1865                         # gcc -fPIC --shared -o libfoo.so foo.c
1866                         # yields:
1867                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
1868                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
1869                         have_visibility_hidden=no
1870
1871                 esac
1872                 ;;
1873         x86_64-*-* | amd64-*-*)
1874                 TARGET=AMD64;
1875                 arch_target=amd64;
1876                 JIT_SUPPORTED=yes
1877                 jit_wanted=true
1878                 ;;
1879         ia64-*-*)
1880                 TARGET=IA64
1881                 arch_target=ia64
1882                 ACCESS_UNALIGNED="no"
1883                 JIT_SUPPORTED=yes
1884                 jit_wanted=true
1885                 LIBC="libc.so.6.1"
1886                 INTL="libc.so.6.1"
1887                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
1888                 libmono_ldflags="-lunwind"
1889                 ;;
1890         sparc*-*-*)
1891                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1892                    TARGET=SPARC64
1893                 else
1894                         TARGET=SPARC
1895                 fi
1896                 arch_target=sparc;
1897                 JIT_SUPPORTED=yes
1898                 ACCESS_UNALIGNED="no"
1899                 case $host_os in
1900                   linux*) ;;
1901                   *)
1902                         LIBC="libc.so"
1903                         INTL="libintl.so"
1904                 esac
1905                 jit_wanted=true
1906                 if test x"$GCC" = xyes; then
1907                         # We don't support v8 cpus
1908                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
1909                 fi
1910                 if test x"$AR" = xfalse; then
1911                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
1912                 fi
1913                 ;;
1914        alpha*-*-linux* | alpha*-*-osf*)
1915                 TARGET=ALPHA;
1916                 ACCESS_UNALIGNED="no"
1917                 JIT_SUPPORTED=yes
1918                 jit_wanted=true
1919                 arch_target=alpha;
1920                 CFLAGS="$CFLAGS -mieee -O0"
1921                 case $host_os in
1922                   linux*)
1923                         LIBC="libc.so.6.1"
1924                         INTL="libc.so.6.1"
1925                 esac
1926                ;;
1927         *-*-mingw*|*-*-cygwin*)
1928                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
1929                 have_visibility_hidden=no
1930                 INTL="intl"
1931                 ;;
1932         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
1933                 TARGET=HPPA;
1934                 arch_target=hppa;
1935                 LIBC="libc.sl"
1936                 ACCESS_UNALIGNED="no"
1937                 INTERP_SUPPORTED=yes
1938                 interp_wanted=true
1939                 ;;
1940         hppa*linux*)
1941                 TARGET=HPPA;
1942                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1943                 arch_target=hppa;
1944                 ACCESS_UNALIGNED="no"
1945                 JIT_SUPPORTED=yes
1946                 jit_wanted=true
1947                 ;;
1948         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
1949         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* )
1950                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1951                         TARGET=POWERPC64;
1952                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
1953                         CFLAGS="$CFLAGS -mminimal-toc"
1954                 else
1955                         TARGET=POWERPC;
1956                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
1957                 fi
1958                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1959                 arch_target=ppc;
1960                 JIT_SUPPORTED=yes
1961                 jit_wanted=true
1962                 ;;
1963         arm*-darwin*)
1964                 TARGET=ARM;
1965                 arch_target=arm;
1966                 ACCESS_UNALIGNED="no"
1967                 JIT_SUPPORTED=yes
1968                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
1969                 jit_wanted=true
1970                 ;;
1971         arm*-linux*)
1972                 TARGET=ARM;
1973                 arch_target=arm;
1974                 ACCESS_UNALIGNED="no"
1975                 JIT_SUPPORTED=yes
1976                 jit_wanted=true
1977                 ;;
1978         s390-*-linux*)
1979                 TARGET=S390;
1980                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1981                 arch_target=s390;
1982                 ACCESS_UNALIGNED="no"
1983                 JIT_SUPPORTED=yes
1984                 jit_wanted=true
1985                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
1986                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1987                 ;;
1988         s390x-*-linux*)
1989                 TARGET=S390x;
1990                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1991                 arch_target=s390x;
1992                 ACCESS_UNALIGNED="no"
1993                 JIT_SUPPORTED=yes
1994                 jit_wanted=true
1995                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1996                 ;;
1997 esac
1998
1999 # FIXME: Define the others as well
2000 case "$TARGET" in
2001 X86)
2002         AC_DEFINE(TARGET_X86, 1, [...])
2003         ;;
2004 AMD64)
2005         AC_DEFINE(TARGET_AMD64, 1, [...])
2006         ;;
2007 ARM)
2008         AC_DEFINE(TARGET_ARM, 1, [...])
2009         ;;
2010 esac
2011
2012 if test "x$sizeof_register" = "x4"; then
2013    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2014 elif test "x$sizeof_register" = "x8"; then
2015    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2016 else
2017    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2018 fi
2019
2020 if test "x$have_visibility_hidden" = "xyes"; then
2021    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2022 fi
2023
2024 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2025         if test x$withval = xyes; then
2026            jit_wanted=true
2027         else
2028            jit_wanted=false
2029         fi
2030 ])
2031
2032 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2033         if test x$withval = xyes; then
2034            interp_wanted=true
2035         else
2036            interp_wanted=false
2037         fi
2038 ])
2039
2040 USEJIT=false
2041 if test x$JIT_SUPPORTED = xyes; then
2042    if $jit_wanted; then
2043       USEJIT=true
2044       jit_status="Building and using the JIT"
2045    else
2046       if $interp_wanted; then
2047          jit_status="Building the JIT, defaulting to the interpreter"
2048       else
2049          AC_ERROR(No JIT or interpreter support available or selected.)
2050       fi
2051    fi
2052 else
2053    if test x$interp_wanted = xtrue; then
2054       jit_status="interpreter"
2055    else
2056       AC_ERROR(No JIT or interpreter support available or selected.)
2057    fi
2058 fi
2059
2060 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2061
2062 libsuffix=".so"
2063
2064 case "$host" in
2065      *-*-darwin*)
2066         libsuffix=".dylib"
2067         LIBC="libc.dylib"
2068         INTL="libintl.dylib"
2069         SQLITE="libsqlite.0.dylib"
2070         SQLITE3="libsqlite3.0.dylib"
2071         X11="libX11.dylib"
2072         ;;
2073      *-*-*netbsd*)
2074         LIBC="libc.so.12"
2075         INTL="libintl.so.0"
2076         ;;
2077     *-*-*freebsd*)
2078         LIBC="libc.so"
2079         INTL="libintl.so"
2080         ;;
2081     *-*-*openbsd*)
2082         LIBC="libc.so"
2083         INTL="libintl.so"
2084         ;;
2085     *-*-*linux*)
2086         AC_PATH_X
2087         AC_MSG_CHECKING(for the soname of libX11.so)
2088         for i in $x_libraries /usr/lib /usr/lib64; do
2089                 for r in 4 5 6; do
2090                         if test -f $i/libX11.so.$r; then
2091                                 X11=libX11.so.$r
2092                                 AC_MSG_RESULT($X11)
2093                         fi
2094                 done
2095         done
2096
2097         if test "x$X11" = "xlibX11.so"; then
2098                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2099         fi
2100         ;;
2101 esac
2102
2103
2104 AC_SUBST(libsuffix)
2105
2106 AC_CHECK_HEADERS(valgrind/memcheck.h)
2107
2108 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2109         if test "x$with_tls" = "x__thread"; then
2110                 #
2111                 # On some linux distributions, TLS works in executables, but linking
2112                 # against a shared library containing TLS fails with:
2113                 # undefined reference to `__tls_get_addr'
2114                 #
2115                 rm -f conftest.c conftest.so conftest
2116                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2117                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2118                 $CC -o conftest conftest.so > /dev/null 2>&1
2119                 if test ! -f conftest; then
2120                    AC_MSG_WARN([Disabling usage of __thread.]);
2121                    with_tls=pthread
2122                 fi
2123                 rm -f conftest.c conftest.so conftest
2124         fi
2125 fi
2126
2127 mono_debugger_supported=no
2128 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2129         if test x$use_included_gc = xyes; then
2130                 case "$host" in
2131                 *-*-*linux*)
2132                         mono_debugger_supported=yes
2133                         ;;
2134                 esac
2135         fi
2136 fi
2137
2138 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2139 if test "x$mono_debugger_supported" = "xyes"; then
2140         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2141 fi
2142 AC_MSG_RESULT($mono_debugger_supported)
2143 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2144
2145 if test "x$with_tls" = "x__thread"; then
2146         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2147         # Pass the information to libgc
2148         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2149         AC_MSG_CHECKING(if the tls_model attribute is supported)
2150         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2151                 ], [
2152                         AC_MSG_RESULT(yes)
2153                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2154                 ], [
2155                         AC_MSG_RESULT(no)
2156         ])
2157 fi
2158
2159 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2160         dnl ******************************************
2161         dnl *** Check to see what FPU is available ***
2162         dnl ******************************************
2163         AC_MSG_CHECKING(which FPU to use)
2164
2165         AC_TRY_COMPILE([], [
2166                 __asm__ ("ldfd f0, [r0]");
2167                 ], fpu=FPA, fpu=NONE)
2168
2169         AC_MSG_RESULT($fpu)
2170         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2171         unset fpu
2172 fi
2173
2174 if test ${TARGET} = unknown; then
2175         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2176         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2177 fi
2178
2179 if test ${ACCESS_UNALIGNED} = no; then
2180         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2181 fi
2182
2183 case "x$gc" in
2184         xincluded)
2185                 # Pass CPPFLAGS to libgc configure
2186                 # We should use a separate variable for this to avoid passing useless and
2187                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2188                 # This should be executed late so we pick up the final version of CPPFLAGS
2189                 # The problem with this approach, is that during a reconfigure, the main
2190                 # configure scripts gets invoked with these arguments, so we use separate
2191                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2192                 LIBGC_CPPFLAGS=$CPPFLAGS
2193                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2194                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2195                 fi
2196                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2197                 AC_CONFIG_SUBDIRS(libgc)
2198                 ;;
2199 esac
2200
2201 PROFILE2=yes
2202 AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],[
2203         if test x$with_profile2 = xno; then
2204               PROFILE2=no
2205         fi
2206 ])
2207
2208 MOONLIGHT=yes
2209 AC_ARG_WITH(moonlight,[  --with-moonlight=yes,no        If you want to build the Moonlight 2.1 assemblies (defaults to yes)],[
2210         if test x$with_moonlight = xno; then
2211               MOONLIGHT=no
2212         fi
2213 ])
2214
2215 OPROFILE=no
2216 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2217         if test x$with_oprofile != xno; then
2218             oprofile_include=$with_oprofile/include
2219             if test ! -f $oprofile_include/opagent.h; then
2220                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2221                 fi
2222             OPROFILE=yes
2223                 OPROFILE_CFLAGS="-I$oprofile_include"
2224             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2225             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2226         fi
2227 ])
2228
2229 MALLOC_MEMPOOLS=no
2230 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2231         if test x$with_malloc_mempools = xyes; then
2232                 MALLOC_MEMPOOLS=yes
2233                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2234         fi
2235 ])
2236
2237
2238 DISABLE_MCS_DOCS=no
2239 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2240         if test x$with_mcs_docs != xyes; then
2241                 DISABLE_MCS_DOCS=yes
2242         fi
2243 ])
2244
2245 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2246 AC_SUBST(OPROFILE_CFLAGS)
2247 AC_SUBST(OPROFILE_LIBS)
2248
2249 libmono_ldflags="$libmono_ldflags $LIBS"
2250
2251 AM_CONDITIONAL(INSTALL_2_0, test x$PROFILE2 = xyes)
2252 AM_CONDITIONAL(INSTALL_2_1, test x$MOONLIGHT = xyes)
2253
2254 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2255 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2256 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2257 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2258 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2259 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2260 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2261 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2262 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2263 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2264 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2265 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2266 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2267 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2268 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2269 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2270
2271 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2272 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2273 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2274
2275 AC_SUBST(LIBC)
2276 AC_SUBST(INTL)
2277 AC_SUBST(SQLITE)
2278 AC_SUBST(SQLITE3)
2279 AC_SUBST(X11)
2280 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2281 AC_SUBST(arch_target)
2282 AC_SUBST(CFLAGS)
2283 AC_SUBST(CPPFLAGS)
2284 AC_SUBST(LDFLAGS)
2285
2286 mono_build_root=`pwd`
2287 AC_SUBST(mono_build_root)
2288
2289 if test x$USEJIT = xtrue; then
2290   mono_runtime=mono/mini/mono
2291 else
2292   mono_runtime=mono/interpreter/mint
2293 fi
2294 AC_SUBST(mono_runtime)
2295
2296 mono_cfg_root=$mono_build_root/runtime
2297 if test x$platform_win32 = xyes; then
2298   if test "x$cross_compiling" = "xno"; then
2299     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2300   else
2301     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\\'`\\etc
2302   fi
2303 else
2304   mono_cfg_dir=$mono_cfg_root/etc
2305 fi
2306 AC_SUBST(mono_cfg_dir)
2307
2308 AC_CONFIG_FILES([po/mcs/Makefile.in])
2309
2310 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2311 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2312
2313 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2314 [   depth=../../../..
2315     case $srcdir in
2316     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2317     .) reldir=$depth ;;
2318     *) reldir=$depth/$srcdir ;;
2319     esac
2320     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2321     cd runtime/etc/mono/1.0
2322     rm -f machine.config
2323     $LN_S $reldir/data/net_1_1/machine.config machine.config
2324     cd $depth
2325 ],[LN_S='$LN_S'])
2326
2327 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2328 [   depth=../../../..
2329     case $srcdir in
2330     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2331     .) reldir=$depth ;;
2332     *) reldir=$depth/$srcdir ;;
2333     esac
2334     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2335     cd runtime/etc/mono/2.0
2336     rm -f machine.config
2337     $LN_S $reldir/data/net_2_0/machine.config machine.config
2338     cd $depth
2339 ],[LN_S='$LN_S'])
2340
2341 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2342 [   depth=../../../..
2343     case $srcdir in
2344     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2345     .) reldir=$depth ;;
2346     *) reldir=$depth/$srcdir ;;
2347     esac
2348     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2349     cd runtime/etc/mono/2.0
2350     rm -f web.config
2351     $LN_S $reldir/data/net_2_0/web.config web.config
2352     cd $depth
2353 ],[LN_S='$LN_S'])
2354
2355 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2356 [   depth=../../..
2357     case $srcdir in
2358     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2359     .) reldir=$depth ;;
2360     *) reldir=$depth/$srcdir ;;
2361     esac
2362     $ac_aux_dir/install-sh -d runtime/etc/mono/
2363     cd runtime/etc/mono/
2364     rm -f browscap.ini
2365     $LN_S $reldir/data/browscap.ini browscap.ini
2366     cd $depth
2367 ],[LN_S='$LN_S'])
2368
2369 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2370 [   depth=../../../../..
2371     case $srcdir in
2372     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2373     .) reldir=$depth ;;
2374     *) reldir=$depth/$srcdir ;;
2375     esac
2376     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2377     cd runtime/etc/mono/2.0/Browsers
2378     rm -f Compat.browser
2379     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2380     cd $depth
2381 ],[LN_S='$LN_S'])
2382
2383 if test x$enable_quiet_build = xyes; then
2384    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])
2385    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/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
2386 fi
2387
2388 AC_OUTPUT([
2389 Makefile
2390 mono-uninstalled.pc
2391 scripts/mono-find-provides
2392 scripts/mono-find-requires
2393 mono/Makefile
2394 mono/utils/Makefile
2395 mono/metadata/Makefile
2396 mono/dis/Makefile
2397 mono/cil/Makefile
2398 mono/arch/Makefile
2399 mono/arch/x86/Makefile
2400 mono/arch/amd64/Makefile
2401 mono/arch/hppa/Makefile
2402 mono/arch/ppc/Makefile
2403 mono/arch/sparc/Makefile
2404 mono/arch/s390/Makefile
2405 mono/arch/s390x/Makefile
2406 mono/arch/arm/Makefile
2407 mono/arch/alpha/Makefile
2408 mono/arch/ia64/Makefile
2409 mono/arch/mips/Makefile
2410 mono/interpreter/Makefile
2411 mono/tests/Makefile
2412 mono/tests/tests-config
2413 mono/tests/assemblyresolve/Makefile
2414 mono/tests/cas/Makefile
2415 mono/tests/cas/assembly/Makefile
2416 mono/tests/cas/demand/Makefile
2417 mono/tests/cas/inheritance/Makefile
2418 mono/tests/cas/linkdemand/Makefile
2419 mono/tests/cas/threads/Makefile
2420 mono/benchmark/Makefile
2421 mono/monograph/Makefile
2422 mono/io-layer/Makefile
2423 mono/mini/Makefile
2424 mono/profiler/Makefile
2425 ikvm-native/Makefile
2426 scripts/Makefile
2427 man/Makefile
2428 web/Makefile
2429 docs/Makefile
2430 data/Makefile
2431 data/net_1_1/Makefile
2432 data/net_2_0/Makefile
2433 data/net_2_0/Browsers/Makefile
2434 data/mint.pc
2435 data/mono.pc
2436 data/mono-cairo.pc
2437 data/mono-nunit.pc
2438 data/mono-options.pc
2439 data/mono-lineeditor.pc
2440 data/monodoc.pc
2441 data/mono.web.pc
2442 data/dotnet.pc
2443 data/dotnet35.pc
2444 data/wcf.pc
2445 data/cecil.pc
2446 data/system.web.extensions_1.0.pc
2447 data/system.web.extensions.design_1.0.pc
2448 data/system.web.mvc.pc
2449 samples/Makefile
2450 support/Makefile
2451 data/config
2452 tools/Makefile
2453 tools/locale-builder/Makefile
2454 runtime/Makefile
2455 msvc/Makefile
2456 po/Makefile
2457 ])
2458
2459 if test x$platform_win32 = xyes; then
2460    # Get rid of 'cyg' prefixes in library names
2461    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2462    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2463    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2464    # executable doesn't work...
2465    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2466 fi
2467
2468 (
2469   case $prefix in
2470   NONE) prefix=$ac_default_prefix ;;
2471   esac
2472   case $exec_prefix in
2473   NONE) exec_prefix='${prefix}' ;;
2474   esac
2475
2476   test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build
2477
2478   #
2479   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2480   # any existing config.make.  This allows people to share the same source tree
2481   # with different build directories, one native and one cross
2482   #
2483   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2484     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
2485     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
2486     echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make
2487     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
2488     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make
2489     echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make
2490     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make
2491     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make
2492     case $INSTALL in
2493     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2494     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2495     esac
2496
2497     echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make
2498
2499     export VERSION
2500     [myver=$($AWK 'BEGIN {
2501       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2502       if(length(vsplit [1]) > 4) {
2503         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2504       }
2505       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2506     }')]
2507
2508     echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make
2509   fi
2510
2511   if test x$platform_darwin = xyes; then
2512         echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make
2513   fi
2514
2515   if test x$TARGET = xAMD64 -a x$platform_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then
2516          echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make
2517   fi
2518
2519   # if we have an olive folder, override the default settings
2520   if test -d $olivedir; then
2521
2522     test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2523
2524     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2525       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2526       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2527       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2528       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2529       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2530       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2531           if test x$with_moonlight = xyes; then
2532         echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make
2533       fi
2534     fi
2535   fi
2536
2537   if test x$DISABLE_MCS_DOCS = xyes; then
2538         echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make
2539   fi
2540 )
2541
2542 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2543
2544 echo "
2545         mcs source:    $mcs_topdir
2546         olive source:  $olive_topdir
2547
2548         GC:            $gc
2549         TLS:           $with_tls
2550         SIGALTSTACK:   $with_sigaltstack
2551         Engine:        $jit_status
2552         2.0 Profile:   $PROFILE2
2553         2.1 Alpha:     $MOONLIGHT
2554         JNI support:   $jdk_headers_found
2555         libgdiplus:    $libgdiplus_msg
2556         zlib:          $zlib_msg
2557         oprofile:      $OPROFILE
2558         BigArrays:     $enable_big_arrays
2559         DTrace:        $enable_dtrace
2560         Parallel Mark: $enable_parallel_mark
2561         LLVM Back End: $enable_llvm
2562         $disabled
2563
2564 "
2565 if test x$with_static_mono = xno -a "x$platform_win32" != "xyes"; then
2566    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2567 fi
2568
2569 if test x$gc = xsgen; then
2570         echo IMPORTANT:
2571         echo IMPORTANT: You have selected an experimental, work-in-progress
2572         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2573         echo IMPORTANT: and is not yet ready for use.
2574         echo IMPORTANT:
2575         echo IMPORTANT: There are known problems with it, use at your own risk.
2576 fi
2577
2578 if test x$enable_llvm = xyes; then
2579    echo IMPORTANT:
2580    echo IMPORTANT: The LLVM Back End is experimental and does not work yet.
2581    echo IMPORTANT:
2582 fi