1 # Process this file with autoconf to produce a configure script.
5 [http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
7 AC_CONFIG_SRCDIR([README])
8 AC_CONFIG_MACRO_DIR([m4])
12 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
13 # The extra brackets are to foil regex-based scans.
14 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
16 AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar no-dist-gzip foreign])
17 AM_CONFIG_HEADER([config.h])
25 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
27 # In case of cygwin, override LN_S, irrespective of what it determines.
28 # The build uses cygwin, but the actual runtime doesn't.
30 *cygwin* ) LN_S='cp -p';;
39 gc_msg="included Boehm"
43 if test -d $srcdir/libgc ; then
49 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
50 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
51 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
52 CFLAGS_FOR_LIBGC=$CFLAGS
53 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
54 CFLAGS_FOR_EGLIB=$CFLAGS
57 # These are the flags that need to be stored in the mono.pc file for
58 # compiling code that will embed Mono
62 AC_SUBST(libmono_cflags)
63 AC_SUBST(libmono_ldflags)
65 # Variable to have relocatable .pc files (lib, or lib64)
66 reloc_libdir=`basename ${libdir}`
67 AC_SUBST(reloc_libdir)
69 dnl if linker handles the version script
72 # Set to yes if Unix sockets cannot be created in an anonymous namespace
75 # Thread configuration inspired by sleepycat's db
76 AC_MSG_CHECKING([host platform characteristics])
84 # https://bugzilla.novell.com/show_bug.cgi?id=504411
95 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
96 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
97 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
100 if test "x$cross_compiling" = "xno"; then
102 if test "x$host" == "x$build" -a "x$host" == "x$target"; then
103 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
106 # gcc-3/g++-3 are from the gcc-core/gcc-g++ cygwin packages.
107 # Other gcc packages will not work:
108 # - the gcc-4 packages no longer support -mno-cygwin
109 # - the mingw-gcc packages produce executables which depends on a libgcc<...>
110 # dll, which means we would have to distribute that file too.
112 if test "x$CC" != "x"; then
113 AC_ERROR(Don't set CC. mono can only be compiled with gcc-3 from the 'gcc-core' package)
115 CC="gcc-3.exe -mno-cygwin -g"
116 CXX="g++-3.exe -mno-cygwin -g"
117 # So libgc configure gets -mno-cygwin
120 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -mno-cygwin"
123 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
124 AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
127 # Windows 2000 is required that includes Internet Explorer 5.01
128 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
129 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
130 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
131 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
137 # This forces libgc to use the DllMain based thread registration code on win32
138 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
142 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
143 libmono_cflags="-D_REENTRANT"
144 LDFLAGS="$LDFLAGS -pthread"
145 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
146 libmono_ldflags="-pthread"
149 libgc_threads=pthreads
155 if test "x$PTHREAD_CFLAGS" = "x"; then
156 CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
159 CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
160 libmono_cflags="$PTHREAD_CFLAGS"
162 if test "x$PTHREAD_LIBS" = "x"; then
163 LDFLAGS="$LDFLAGS -pthread"
164 libmono_ldflags="-pthread"
166 LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
167 libmono_ldflags="$PTHREAD_LIBS"
169 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
171 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
173 libgc_threads=pthreads
174 # This doesn't seem to work as of 7.0 on amd64
176 # TLS is only partially implemented on -CURRENT (compiler support
177 # but NOT library support)
184 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
185 if test "x$disable_munmap" != "xyes"; then
186 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
188 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
189 LDFLAGS="$LDFLAGS -pthread"
191 AC_DEFINE(PTHREAD_POINTER_ID)
194 libgc_threads=pthreads
201 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
202 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
204 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
205 if test "x$disable_munmap" != "xyes"; then
206 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
208 libmono_cflags="-D_REENTRANT"
210 libgc_threads=pthreads
217 # Android doesn't support boehm, as it's missing <link.h>
221 # isinf(3) requires -lm; see isinf check below
222 LDFLAGS="$LDFLAGS -lm"
224 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
225 # PAGE_SIZE; breaks mono/io-layer/collection.c
226 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
227 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
228 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
230 # to bypass the underscore linker check, can't work when cross-compiling
236 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
237 if test "x$disable_munmap" != "xyes"; then
238 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
240 libmono_cflags="-D_REENTRANT"
242 libgc_threads=pthreads
247 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
248 if test "x$disable_munmap" != "xyes"; then
249 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
251 libmono_cflags="-D_REENTRANT"
253 libgc_threads=pthreads
257 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
258 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
262 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
263 # +ESdbgasm only valid on bundled cc on RISC
264 # silently ignored for ia64
265 if test $GCC != "yes"; then
266 CFLAGS="$CFLAGS +ESdbgasm"
267 # Arrange for run-time dereferencing of null
268 # pointers to produce a SIGSEGV signal.
269 LDFLAGS="$LDFLAGS -z"
271 CFLAGS="$CFLAGS +ESdbgasm"
272 LDFLAGS="$LDFLAGS -z"
273 libmono_cflags="-D_REENTRANT"
274 libmono_ldflags="-lpthread"
275 libgc_threads=pthreads
281 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
283 libmono_cflags="-D_REENTRANT"
284 libgc_threads=pthreads
285 # This doesn't seem to work on solaris/x86, but the configure test runs
289 enable_solaris_tar_check=yes
292 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
296 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
297 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
298 libmono_cflags="-D_THREAD_SAFE"
299 LDFLAGS="$LDFLAGS -pthread"
300 libmono_ldflags="-pthread"
302 AC_DEFINE(PTHREAD_POINTER_ID)
303 AC_DEFINE(USE_MACH_SEMA, 1, [...])
304 no_version_script=yes
306 libgc_threads=pthreads
308 if test "x$cross_compiling" = "xyes"; then
309 has_broken_apple_cpp=yes
311 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
312 dnl its gcc defaults to 64-bit mode. They have also deprecated the usage of ucontext
313 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
315 dnl Snow Leopard and newer config.guess reports as this
317 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE"
318 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
319 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
320 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
321 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
322 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
323 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
324 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
325 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
334 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
335 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
337 LIBS="$LIBS -lnetwork"
339 AC_DEFINE(PTHREAD_POINTER_ID)
340 libgc_threads=pthreads
344 AC_MSG_WARN([*** Please add $host to configure.in checks!])
351 if test x$need_link_unlink = xyes; then
352 AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
355 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
356 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
357 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
358 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
359 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
360 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
362 AC_CHECK_TOOL(CC, gcc, gcc)
364 AC_CHECK_TOOL(CXX, g++, g++)
370 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
372 # Set ASFLAGS if not already set.
373 : ${CCASFLAGS='$(CFLAGS)'}
377 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
378 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
379 if test "x$CXX" = "xg++"; then
380 if test "x$GXX" != "xyes"; then
381 # automake/libtool is so broken, it requires g++ even if the c++ sources
382 # are inside automake conditionals
383 AC_MSG_ERROR([You need to install g++])
387 dnl may require a specific autoconf version
388 dnl AC_PROG_CC_FOR_BUILD
389 dnl CC_FOR_BUILD not automatically detected
391 CFLAGS_FOR_BUILD=$CFLAGS
393 if test "x$cross_compiling" = "xyes"; then
398 AC_SUBST(CC_FOR_BUILD)
399 AC_SUBST(CFLAGS_FOR_BUILD)
401 AC_SUBST(BUILD_EXEEXT)
403 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
404 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
409 # This causes monodis to not link correctly
410 #AC_DISABLE_FAST_INSTALL
412 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
415 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
416 AC_SUBST(export_ldflags)
418 # Test whenever ld supports -version-script
421 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
422 no_version_script=yes
427 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
429 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h sys/utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h sys/mkdev.h sys/uio.h sys/param.h libproc.h)
430 AC_CHECK_HEADERS(sys/param.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h asm/sigcontext.h sys/inotify.h)
431 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
432 [], [], [#include <stddef.h>
433 #include <sys/socket.h>
434 #include <linux/socket.h>])
436 AC_CHECK_HEADERS(sys/user.h, [], [],
438 #ifdef HAVE_SYS_PARAM_H
439 # include <sys/param.h>
443 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
444 if test x$have_zlib = xyes; then
445 AC_TRY_COMPILE([#include <zlib.h>], [
446 #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
449 #error No good zlib found
452 AC_MSG_RESULT(Using system zlib)
453 zlib_msg="system zlib"
454 AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
456 AC_MSG_RESULT(Using embedded zlib)
458 zlib_msg="bundled zlib"
462 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
463 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
465 # for mono/metadata/debug-symfile.c
466 AC_CHECK_HEADERS(elf.h)
469 AC_CHECK_HEADERS(poll.h)
470 AC_CHECK_HEADERS(sys/poll.h)
471 AC_CHECK_HEADERS(sys/wait.h)
472 AC_CHECK_HEADERS(grp.h)
473 AC_CHECK_HEADERS(syslog.h)
476 AC_CHECK_HEADERS(wchar.h)
477 AC_CHECK_HEADERS(ieeefp.h)
478 AC_MSG_CHECKING(for isinf)
479 AC_TRY_LINK([#include <math.h>], [
483 AC_DEFINE(HAVE_ISINF, 1, [isinf available])
485 # We'll have to use signals
489 # for Linux statfs support
490 AC_CHECK_HEADERS(linux/magic.h)
492 # not 64 bit clean in cross-compile
493 AC_CHECK_SIZEOF(void *, 4)
496 if test x"$GCC" = xyes; then
497 WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch-enum'
498 # The runtime code does not respect ANSI C strict aliasing rules
499 CFLAGS="$CFLAGS -fno-strict-aliasing"
502 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
503 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
514 # Check for the normal version, since gcc ignores unknown -Wno options
515 CFLAGS="$CFLAGS -Wunused-but-set-variable"
516 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
521 CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
527 # The Sun Forte compiler complains about inline functions that access static variables
528 # so disable all inlining.
531 CFLAGS="$CFLAGS -Dinline="
535 CFLAGS="$CFLAGS -g $WARN"
536 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
538 AC_CACHE_CHECK([for clang],
554 # Where's the 'mcs' source tree?
555 if test -d $srcdir/mcs; then
561 AC_ARG_WITH(mcs-path, [ --with-mcs-path=/path/to/mcs Specify an alternate mcs source tree],
562 if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
563 mcsdir=$with_mcs_path
568 # A sanity check to catch cases where the package was unpacked
569 # with an ancient tar program (Solaris)
571 AC_ARG_ENABLE(solaris-tar-check,
572 [ --disable-solaris-tar-check disable solaris tar check],
573 do_solaris_tar_check=no, do_solaris_tar_check=yes)
575 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
576 AC_MSG_CHECKING(integrity of package)
577 if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
581 errorm="Your mono distribution is incomplete; if unpacking from a tar file, make sure you use GNU tar; see http://www.mono-project.com/IncompletePackage for more details"
582 AC_MSG_ERROR([$errorm])
586 if test "x$with_mcs_path" != "x"; then
587 mcs_topdir=$(cd "$mcsdir" && pwd)
588 mcs_topdir_from_srcdir=$mcs_topdir
590 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
591 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
594 # Convert mcs_topdir* paths to Windows syntax.
595 if test x$cross_compiling$host_win32 = xnoyes; then
596 mcs_topdir=$(cygpath -m $mcs_topdir)
597 case $mcs_topdir_from_srcdir in
599 mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
604 AC_SUBST([mcs_topdir])
605 AC_SUBST([mcs_topdir_from_srcdir])
607 # Where's the 'olive' source tree?
608 if test -d $srcdir/olive; then
614 if test -d $srcdir/$olivedir; then
615 olive_topdir='$(top_srcdir)/'$olivedir
618 # gettext: prepare the translation directories.
619 # we do not configure the full gettext, as we consume it dynamically from C#
622 if test "x$USE_NLS" = "xyes"; then
623 AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
625 if test "x$HAVE_MSGFMT" = "xno"; then
626 AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
630 AC_ARG_WITH([libgdiplus],
631 [ --with-libgdiplus=installed|sibling|<path> Override the libgdiplus used for System.Drawing tests (defaults to installed)],
632 [], [with_libgdiplus=installed])
634 case $with_libgdiplus in
635 no|installed) libgdiplus_loc= ;;
636 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
637 /*) libgdiplus_loc=$with_libgdiplus ;;
638 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
640 AC_SUBST([libgdiplus_loc])
642 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
645 AC_ARG_WITH(crosspkgdir, [ --with-crosspkgdir=/path/to/pkg-config/dir Change pkg-config dir to custom dir],
646 if test x$with_crosspkgdir = "x"; then
647 if test -s $PKG_CONFIG_PATH; then
648 pkg_config_path=$PKG_CONFIG_PATH
651 pkg_config_path=$with_crosspkgdir
652 PKG_CONFIG_PATH=$pkg_config_path
653 export PKG_CONFIG_PATH
657 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
658 AC_CONFIG_SUBDIRS(eglib)
660 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
661 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
662 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
663 BUILD_GLIB_LIBS="$GLIB_LIBS"
664 GMODULE_CFLAGS="$GLIB_CFLAGS"
665 GMODULE_LIBS="$GLIB_LIBS"
667 AC_SUBST(GLIB_CFLAGS)
669 AC_SUBST(GMODULE_CFLAGS)
670 AC_SUBST(GMODULE_LIBS)
671 AC_SUBST(BUILD_GLIB_CFLAGS)
672 AC_SUBST(BUILD_GLIB_LIBS)
674 AC_ARG_WITH(gc, [ --with-gc=boehm,included,none Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
676 # Enable support for fast thread-local storage
677 # Some systems have broken support, so we allow to disable it.
678 AC_ARG_WITH(tls, [ --with-tls=__thread,pthread select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
680 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
681 # This does not work on some platforms (bug #55253)
682 AC_ARG_WITH(sigaltstack, [ --with-sigaltstack=yes,no enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
684 AC_ARG_WITH(static_mono, [ --with-static_mono=yes,no link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
685 AC_ARG_WITH(shared_mono, [ --with-shared_mono=yes,no build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
686 # Same as --with-shared_mono=no
687 AC_ARG_ENABLE(libraries, [ --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
689 if test "x$enable_static" = "xno"; then
693 if test "x$enable_shared" = "xno"; then
697 if test "x$enable_libraries" = "xno"; then
701 AM_CONDITIONAL(DISABLE_LIBRARIES, test x$enable_libraries = xno)
704 *nacl* ) with_shared_mono=yes;;
707 if test "x$host_win32" = "xyes"; then
708 # Boehm GC requires the runtime to be in its own dll
712 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
713 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
714 AC_ARG_ENABLE(mcs-build, [ --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
716 AC_ARG_WITH(xen_opt, [ --with-xen_opt=yes,no Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
717 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
718 AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
720 CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
721 AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
726 # Pass it to libgc as well
727 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
734 AC_ARG_ENABLE(small-config, [ --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
736 if test x$enable_small_config = xyes; then
737 AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
738 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
741 AC_ARG_ENABLE(system-aot, [ --enable-system-aot Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=default)
743 DISABLED_FEATURES=none
745 AC_ARG_ENABLE(minimal, [ --enable-minimal=LIST drop support for LIST subsystems.
746 LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
747 reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, perfcounters, normalization, assembly_remapping, shared_perfcounters.],
749 for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
750 eval "mono_feature_disable_$feature='yes'"
752 DISABLED_FEATURES=$enable_minimal
753 disabled="Disabled: $enable_minimal"
756 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
758 if test "x$mono_feature_disable_aot" = "xyes"; then
759 AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
760 AC_MSG_NOTICE([Disabled AOT compiler])
763 if test "x$mono_feature_disable_profiler" = "xyes"; then
764 AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
765 AC_MSG_NOTICE([Disabled support for the profiler])
767 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
769 if test "x$mono_feature_disable_decimal" = "xyes"; then
770 AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
771 AC_MSG_NOTICE([Disabled support for decimal])
774 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
775 AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
776 AC_MSG_NOTICE([Disabled support for P/Invoke])
779 if test "x$mono_feature_disable_debug" = "xyes"; then
780 AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
781 AC_MSG_NOTICE([Disabled support for runtime debugging])
784 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
785 AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
786 mono_feature_disable_reflection_emit_save=yes
787 AC_MSG_NOTICE([Disabled support for Reflection.Emit])
790 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
791 AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
792 AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
795 if test "x$mono_feature_disable_large_code" = "xyes"; then
796 AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
797 AC_MSG_NOTICE([Disabled support for large assemblies])
800 if test "x$mono_feature_disable_logging" = "xyes"; then
801 AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
802 AC_MSG_NOTICE([Disabled support for logging])
805 if test "x$mono_feature_disable_com" = "xyes"; then
806 AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
807 AC_MSG_NOTICE([Disabled COM support])
810 if test "x$mono_feature_disable_ssa" = "xyes"; then
811 AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
812 AC_MSG_NOTICE([Disabled SSA JIT optimizations])
815 if test "x$mono_feature_disable_generics" = "xyes"; then
816 AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
817 AC_MSG_NOTICE([Disabled Generics Support])
820 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
821 AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
822 AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
825 if test "x$mono_feature_disable_portability" = "xyes"; then
826 AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
827 AC_MSG_NOTICE([Disabled IO Portability layer])
830 if test "x$mono_feature_disable_attach" = "xyes"; then
831 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
832 AC_MSG_NOTICE([Disabled agent attach])
835 if test "x$mono_feature_disable_full_messages" = "xyes"; then
836 AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
837 AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
840 if test "x$mono_feature_disable_verifier" = "xyes"; then
841 AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
842 AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
845 if test "x$mono_feature_disable_jit" = "xyes"; then
846 AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
847 AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
850 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
852 if test "x$mono_feature_disable_simd" = "xyes"; then
853 AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
854 AC_MSG_NOTICE([Disabled SIMD support])
857 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
858 AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
859 AC_MSG_NOTICE([Disabled Soft Debugger.])
862 if test "x$mono_feature_disable_perfcounters" = "xyes"; then
863 AC_DEFINE(DISABLE_PERFCOUNTERS, 1, [Disable Performance Counters.])
864 AC_MSG_NOTICE([Disabled Performance Counters.])
866 if test "x$mono_feature_disable_normalization" = "xyes"; then
867 AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
868 AC_MSG_NOTICE([Disabled String normalization support.])
871 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
872 AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
873 AC_MSG_NOTICE([Disabled Assembly remapping.])
876 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
877 AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
878 AC_MSG_NOTICE([Disabled Shared perfcounters.])
881 AC_ARG_ENABLE(executables, [ --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
882 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
884 AC_MSG_CHECKING(for visibility __attribute__)
887 void __attribute__ ((visibility ("hidden"))) doit (void) {}
888 int main () { doit (); return 0; }
891 have_visibility_hidden=yes
894 have_visibility_hidden=no
898 AC_MSG_CHECKING(for deprecated __attribute__)
900 int doit (void) __attribute__ ((deprecated));
901 int doit (void) { return 0; }
912 AC_ARG_ENABLE(parallel-mark, [ --enable-parallel-mark Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
913 if test x$enable_parallel_mark = xyes; then
914 libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
917 AC_ARG_ENABLE(boehm, [ --disable-boehm Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
918 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
921 dnl Boehm GC configuration
929 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
930 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
932 if test "x$found_boehm" != "xyes"; then
933 AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
935 if test "x$gc_headers" != "xyes"; then
936 AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
939 LIBGC_LIBS="-lgc $libdl"
940 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
941 libmono_ldflags="$libmono_ldflags -lgc"
942 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
944 # AC_CHECK_FUNCS does not work for some reason...
945 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
946 if test "x$found_gcj_malloc" = "xyes"; then
947 BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
948 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
949 gc_msg="System Boehm with typed GC"
951 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
952 gc_msg="System Boehm (without typed GC)"
954 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
955 if test "x$found_gc_enable" = "xyes"; then
956 BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
959 # check whether we need to explicitly allow
961 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
962 if test "x$found_allow_register_threads" = "xyes"; then
963 AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
972 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
973 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
974 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
976 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
978 gc_msg="bundled Boehm GC with typed GC"
979 if test x$enable_parallel_mark = xyes; then
980 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
981 gc_msg="$gc_msg and parallel mark"
983 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
988 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
992 AC_MSG_WARN("Compiling mono without GC.")
993 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
994 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
997 AC_MSG_ERROR([Invalid argument to --with-gc.])
1001 AC_ARG_WITH(large-heap, [ --with-large-heap=yes,no Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
1002 if test "x$large_heap" = "xyes"; then
1003 CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
1006 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
1007 AC_SUBST(LIBGC_CPPFLAGS)
1008 AC_SUBST(LIBGC_LIBS)
1009 AC_SUBST(LIBGC_STATIC_LIBS)
1011 AC_SUBST(BOEHM_DEFINES)
1014 dnl End of libgc checks
1017 dnl *************************************
1018 dnl *** Checks for zero length arrays ***
1019 dnl *************************************
1020 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1028 AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1031 AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1034 if test x$target_win32 = xno; then
1036 dnl hires monotonic clock support
1037 AC_SEARCH_LIBS(clock_gettime, rt)
1039 dnl dynamic loader support
1040 AC_CHECK_FUNC(dlopen, DL_LIB="",
1041 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1043 if test x$dl_support = xno; then
1044 AC_MSG_WARN([No dynamic loading support available])
1046 LIBS="$LIBS $DL_LIB"
1047 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1048 dnl from glib's configure.in
1049 AC_CACHE_CHECK([for preceeding underscore in symbols],
1051 AC_TRY_RUN([#include <dlfcn.h>
1052 int mono_underscore_test (void) { return 42; }
1054 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1055 handle = dlopen ((void*)0, 0);
1057 f1 = dlsym (handle, "mono_underscore_test");
1058 f2 = dlsym (handle, "_mono_underscore_test");
1059 } return (!f2 || f1);
1061 [mono_cv_uscore=yes],
1062 [mono_cv_uscore=no],
1065 if test "x$mono_cv_uscore" = "xyes"; then
1066 MONO_DL_NEED_USCORE=1
1068 MONO_DL_NEED_USCORE=0
1070 AC_SUBST(MONO_DL_NEED_USCORE)
1071 AC_CHECK_FUNC(dlerror)
1074 dnl ******************************************************************
1075 dnl *** Checks for the IKVM JNI interface library ***
1076 dnl ******************************************************************
1077 AC_ARG_WITH(ikvm-native, [ --with-ikvm-native=yes,no build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=$ikvm_native])
1080 if test x$with_ikvm_native = xyes; then
1081 ikvm_native_dir=ikvm-native
1082 jdk_headers_found="IKVM Native"
1085 AC_SUBST(ikvm_native_dir)
1087 AC_CHECK_HEADERS(execinfo.h)
1089 AC_CHECK_FUNCS(getgrgid_r)
1090 AC_CHECK_FUNCS(getgrnam_r)
1091 AC_CHECK_FUNCS(getpwnam_r)
1092 AC_CHECK_FUNCS(getpwuid_r)
1093 AC_CHECK_FUNCS(getresuid)
1094 AC_CHECK_FUNCS(setresuid)
1095 AC_CHECK_FUNCS(kqueue)
1096 AC_CHECK_FUNCS(backtrace_symbols)
1097 AC_CHECK_FUNCS(mkstemp)
1098 AC_CHECK_FUNCS(mmap)
1099 AC_CHECK_FUNCS(madvise)
1100 AC_CHECK_FUNCS(getrusage)
1101 AC_CHECK_FUNCS(getpriority)
1102 AC_CHECK_FUNCS(setpriority)
1103 AC_CHECK_FUNCS(dl_iterate_phdr)
1104 AC_CHECK_FUNCS(dladdr)
1105 AC_CHECK_FUNCS(sysconf)
1107 AC_CHECK_FUNCS(sched_setaffinity)
1108 AC_CHECK_FUNCS(sched_getcpu)
1110 dnl ****************************************************************
1111 dnl *** Check for sched_setaffinity from glibc versions before ***
1112 dnl *** 2.3.4. The older versions of the function only take 2 ***
1113 dnl *** parameters, not 3. ***
1115 dnl *** Because the interface change was not made in a minor ***
1116 dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros ***
1117 dnl *** won't always indicate the interface sched_affinity has. ***
1118 dnl ****************************************************************
1119 AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1120 AC_TRY_COMPILE([#include <sched.h>], [
1122 sched_setaffinity(0, &mask);
1125 # Yes, we have it...
1127 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1129 # We have the new, three-parameter version
1134 dnl ******************************************************************
1135 dnl *** Check for large file support ***
1136 dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1137 dnl ******************************************************************
1139 # Check that off_t can represent 2**63 - 1 correctly, working around
1140 # potential compiler bugs. Defines LARGE_FILE_SUPPORT, adds $1 to
1141 # CPPFLAGS and sets $large_offt to yes if the test succeeds
1143 AC_DEFUN([LARGE_FILES], [
1144 large_CPPFLAGS=$CPPFLAGS
1145 CPPFLAGS="$CPPFLAGS $1"
1147 #include <sys/types.h>
1150 /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1151 #define COMPILE_TIME_ASSERT(pred) \
1152 switch(0){case 0:case pred:;}
1153 COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1156 AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1157 large_CPPFLAGS="$large_CPPFLAGS $1"
1162 CPPFLAGS=$large_CPPFLAGS
1165 AC_MSG_CHECKING(if off_t is 64 bits wide)
1167 if test $large_offt = no; then
1168 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1169 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1171 if test $large_offt = no; then
1172 AC_MSG_WARN([No 64 bit file size support available])
1175 dnl *****************************
1176 dnl *** Checks for libsocket ***
1177 dnl *****************************
1178 AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1180 dnl *******************************
1181 dnl *** Checks for MSG_NOSIGNAL ***
1182 dnl *******************************
1183 AC_MSG_CHECKING(for MSG_NOSIGNAL)
1184 AC_TRY_COMPILE([#include <sys/socket.h>], [
1185 int f = MSG_NOSIGNAL;
1187 # Yes, we have it...
1189 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1191 # We'll have to use signals
1195 dnl *****************************
1196 dnl *** Checks for SOL_IP ***
1197 dnl *****************************
1198 AC_MSG_CHECKING(for SOL_IP)
1199 AC_TRY_COMPILE([#include <netdb.h>], [
1202 # Yes, we have it...
1204 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1206 # We'll have to use getprotobyname
1210 dnl *****************************
1211 dnl *** Checks for SOL_IPV6 ***
1212 dnl *****************************
1213 AC_MSG_CHECKING(for SOL_IPV6)
1214 AC_TRY_COMPILE([#include <netdb.h>], [
1215 int level = SOL_IPV6;
1217 # Yes, we have it...
1219 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1221 # We'll have to use getprotobyname
1225 dnl *****************************
1226 dnl *** Checks for SOL_TCP ***
1227 dnl *****************************
1228 AC_MSG_CHECKING(for SOL_TCP)
1229 AC_TRY_COMPILE([#include <netdb.h>], [
1230 int level = SOL_TCP;
1232 # Yes, we have it...
1234 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1236 # We'll have to use getprotobyname
1240 dnl *****************************
1241 dnl *** Checks for IP_PKTINFO ***
1242 dnl *****************************
1243 AC_MSG_CHECKING(for IP_PKTINFO)
1244 AC_TRY_COMPILE([#include <netdb.h>], [
1245 int level = IP_PKTINFO;
1247 # Yes, we have it...
1249 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1254 dnl *****************************
1255 dnl *** Checks for IPV6_PKTINFO ***
1256 dnl *****************************
1257 AC_MSG_CHECKING(for IPV6_PKTINFO)
1258 AC_TRY_COMPILE([#include <netdb.h>], [
1259 int level = IPV6_PKTINFO;
1261 # Yes, we have it...
1263 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1268 dnl **********************************
1269 dnl *** Checks for IP_DONTFRAGMENT ***
1270 dnl **********************************
1271 AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1272 AC_TRY_COMPILE([#include <netdb.h>], [
1273 int level = IP_DONTFRAGMENT;
1275 # Yes, we have it...
1277 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1282 dnl **********************************
1283 dnl *** Checks for IP_MTU_DISCOVER ***
1284 dnl **********************************
1285 AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1286 AC_TRY_COMPILE([#include <netdb.h>], [
1287 int level = IP_MTU_DISCOVER;
1289 # Yes, we have it...
1291 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1296 dnl *********************************
1297 dnl *** Check for struct ip_mreqn ***
1298 dnl *********************************
1299 AC_MSG_CHECKING(for struct ip_mreqn)
1300 AC_TRY_COMPILE([#include <netinet/in.h>], [
1301 struct ip_mreqn mreq;
1302 mreq.imr_address.s_addr = 0;
1304 # Yes, we have it...
1306 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1308 # We'll just have to try and use struct ip_mreq
1310 AC_MSG_CHECKING(for struct ip_mreq)
1311 AC_TRY_COMPILE([#include <netinet/in.h>], [
1312 struct ip_mreq mreq;
1313 mreq.imr_interface.s_addr = 0;
1315 # Yes, we have it...
1317 AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1319 # No multicast support
1324 dnl **********************************
1325 dnl *** Check for gethostbyname2_r ***
1326 dnl **********************************
1327 AC_MSG_CHECKING(for gethostbyname2_r)
1328 AC_TRY_LINK([#include <netdb.h>], [
1329 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1331 # Yes, we have it...
1333 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1338 dnl *****************************
1339 dnl *** Checks for libnsl ***
1340 dnl *****************************
1341 AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1343 AC_CHECK_FUNCS(inet_pton inet_aton)
1345 dnl ***********************************************
1346 dnl *** Checks for size of sockaddr_un.sun_path ***
1347 dnl ***********************************************
1348 # AC_CHECK_SIZEOF can't cope with struct members :-(
1349 AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1350 AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1352 #include <sys/types.h>
1357 struct sockaddr_un sock_un;
1358 FILE *f=fopen("conftestval", "w");
1360 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1363 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1364 mono_cv_sizeof_sunpath=0,
1365 mono_cv_sizeof_sunpath=0)])dnl
1366 AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1367 AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1369 dnl *****************************
1370 dnl *** Checks for libxnet ***
1371 dnl *****************************
1374 AC_MSG_CHECKING(for Solaris XPG4 support)
1375 if test -f /usr/lib/libxnet.so; then
1376 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1377 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1378 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1385 if test "$GCC" = "yes"; then
1386 CFLAGS="$CFLAGS -Wno-char-subscripts"
1391 dnl *****************************
1392 dnl *** Checks for libpthread ***
1393 dnl *****************************
1394 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1395 # and libpthread does not exist
1399 AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1402 AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1405 AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1408 AC_CHECK_HEADERS(pthread.h)
1409 AC_CHECK_FUNCS(pthread_mutex_timedlock)
1410 AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1411 AC_CHECK_FUNCS(pthread_kill)
1412 AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1413 AC_TRY_COMPILE([ #include <pthread.h>], [
1414 pthread_mutexattr_t attr;
1415 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1420 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1421 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1423 AC_CHECK_FUNCS(pthread_attr_setstacksize)
1424 AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1425 AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1427 dnl ***********************************
1428 dnl *** Checks for signals
1429 dnl ***********************************
1430 AC_CHECK_HEADERS(signal.h)
1431 AC_CHECK_FUNCS(sigaction)
1433 dnl ***********************************
1434 dnl *** Checks for working __thread ***
1435 dnl ***********************************
1436 AC_MSG_CHECKING(for working __thread)
1437 if test "x$with_tls" != "x__thread"; then
1438 AC_MSG_RESULT(disabled)
1441 #include <pthread.h>
1443 static int res1, res2;
1445 void thread_main (void *arg)
1460 pthread_create (&t1, NULL, thread_main, 1);
1461 pthread_create (&t2, NULL, thread_main, 2);
1463 pthread_join (t1, NULL);
1464 pthread_join (t2, NULL);
1466 return !(res1 + res2 == 2);
1476 dnl **************************************
1477 dnl *** Checks for working sigaltstack ***
1478 dnl **************************************
1479 AC_MSG_CHECKING(for working sigaltstack)
1480 if test "x$with_sigaltstack" != "xyes"; then
1481 AC_MSG_RESULT(disabled)
1488 #include <pthread.h>
1489 #include <sys/wait.h>
1490 #if defined(__FreeBSD__) || defined(__NetBSD__)
1491 #define SA_STACK SA_ONSTACK
1494 sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1499 volatile char*__ptr = NULL;
1501 loop (void *ignored)
1510 struct sigaction sa;
1514 struct sigaltstack sas;
1517 pthread_attr_t attr;
1519 sa.sa_sigaction = sigsegv_signal_handler;
1520 sigemptyset (&sa.sa_mask);
1521 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1522 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1523 perror ("sigaction");
1527 /* x86 darwin deliver segfaults using SIGBUS */
1528 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1529 perror ("sigaction");
1532 sas.ss_sp = malloc (SIGSTKSZ);
1533 sas.ss_size = SIGSTKSZ;
1535 if (sigaltstack (&sas, NULL) == -1) {
1536 perror ("sigaltstack");
1540 pthread_attr_init (&attr);
1541 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1542 printf ("pthread_create\n");
1566 for (i = 0; i < 300; ++i) {
1567 waitpid (son, &status, WNOHANG);
1568 if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1573 kill (son, SIGKILL);
1579 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1586 dnl ********************************
1587 dnl *** Checks for semaphore lib ***
1588 dnl ********************************
1589 # 'Real Time' functions on Solaris
1590 # posix4 on Solaris 2.6
1591 # pthread (first!) on Linux
1592 AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1594 AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1595 AC_CHECK_FUNCS(shm_open)
1597 dnl ********************************
1598 dnl *** Checks for timezone stuff **
1599 dnl ********************************
1600 AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1606 ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1607 if test $ac_cv_struct_tm_gmtoff = yes; then
1608 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1610 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1615 ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1616 if test $ac_cv_var_timezone = yes; then
1617 AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1619 AC_ERROR(unable to find a way to determine timezone)
1623 dnl *********************************
1624 dnl *** Checks for math functions ***
1625 dnl *********************************
1626 AC_SEARCH_LIBS(sqrtf, m)
1627 if test "x$has_broken_apple_cpp" != "xyes"; then
1628 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1629 AC_TRY_LINK([#include <math.h>],
1631 AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1634 AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1635 AC_TRY_LINK([#include <math.h>],
1637 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1640 dnl ****************************************************************
1641 dnl *** Checks for working poll() (macosx defines it but doesn't ***
1642 dnl *** have it in the library (duh)) ***
1643 dnl ****************************************************************
1644 AC_CHECK_FUNCS(poll)
1646 dnl *************************
1647 dnl *** Check for signbit ***
1648 dnl *************************
1649 AC_MSG_CHECKING(for signbit)
1650 AC_TRY_LINK([#include <math.h>], [
1651 int s = signbit(1.0);
1654 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1659 dnl **********************************
1661 dnl **********************************
1662 AC_CHECK_HEADERS(sys/epoll.h)
1664 AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1665 if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1666 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1670 AC_CHECK_FUNCS(kqueue, , AC_MSG_CHECKING(for kqueue in sys/event.h)
1671 AC_TRY_LINK([#include <sys/event.h>],
1672 [ kqueue(); ],[havekqueue=yes],[]))
1674 dnl **************************************
1675 dnl * Darwin has a race that prevents us from using reliably:
1676 dnl * http://lists.apple.com/archives/darwin-dev/2011/Jun/msg00016.html
1677 dnl * Since kqueue is mostly used for scaling large web servers,
1678 dnl * and very few folks run Mono on large web servers on OSX, falling
1680 dnl **************************************
1681 if test x$havekqueue = xyes; then
1682 if x$platform_darwin = xno; then
1683 AC_DEFINE(USE_KQUEUE_FOR_THREADPOOL, 1, [Use kqueue for the threadpool])
1687 dnl ******************************
1688 dnl *** Checks for SIOCGIFCONF ***
1689 dnl ******************************
1690 AC_CHECK_HEADERS(sys/ioctl.h)
1691 AC_CHECK_HEADERS(net/if.h, [], [],
1693 #ifdef HAVE_SYS_TYPES_H
1694 # include <sys/types.h>
1696 #ifdef HAVE_SYS_SOCKET_H
1697 # include <sys/socket.h>
1700 AC_MSG_CHECKING(for ifreq)
1703 #include <sys/ioctl.h>
1711 x = (void *) &ifr->ifr_addr;
1714 AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1718 dnl **********************************
1719 dnl *** Checks for sin_len ***
1720 dnl **********************************
1721 AC_MSG_CHECKING(for sockaddr_in.sin_len)
1723 #include <netinet/in.h>
1725 struct sockaddr_in saddr;
1726 saddr.sin_len = sizeof (saddr);
1729 AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1733 dnl **********************************
1734 dnl *** Checks for sin6_len ***
1735 dnl **********************************
1736 AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1738 #include <netinet/in.h>
1740 struct sockaddr_in6 saddr6;
1741 saddr6.sin6_len = sizeof (saddr6);
1744 AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1748 dnl **********************************
1749 dnl *** Check for getifaddrs ***
1750 dnl **********************************
1751 AC_MSG_CHECKING(for getifaddrs)
1754 #include <sys/types.h>
1755 #include <sys/socket.h>
1756 #include <ifaddrs.h>
1760 # Yes, we have it...
1762 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
1766 dnl **********************************
1767 dnl *** Check for if_nametoindex ***
1768 dnl **********************************
1769 AC_MSG_CHECKING(for if_nametoindex)
1772 #include <sys/types.h>
1773 #include <sys/socket.h>
1776 if_nametoindex(NULL);
1778 # Yes, we have it...
1780 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
1785 dnl **********************************
1786 dnl *** Checks for MonoPosixHelper ***
1787 dnl **********************************
1788 AC_CHECK_HEADERS(checklist.h)
1789 AC_CHECK_HEADERS(pathconf.h)
1790 AC_CHECK_HEADERS(fstab.h)
1791 AC_CHECK_HEADERS(attr/xattr.h)
1792 AC_CHECK_HEADERS(sys/extattr.h)
1793 AC_CHECK_HEADERS(sys/sendfile.h)
1794 AC_CHECK_HEADERS(sys/statvfs.h)
1795 AC_CHECK_HEADERS(sys/statfs.h)
1796 AC_CHECK_HEADERS(sys/vfstab.h)
1797 AC_CHECK_HEADERS(sys/xattr.h)
1798 AC_CHECK_HEADERS(sys/mman.h)
1799 AC_CHECK_HEADERS(sys/param.h)
1800 AC_CHECK_HEADERS(sys/mount.h, [], [],
1802 #ifdef HAVE_SYS_PARAM_H
1803 # include <sys/param.h>
1806 AC_CHECK_HEADERS(sys/mount.h)
1807 AC_CHECK_FUNCS(confstr)
1808 AC_CHECK_FUNCS(seekdir telldir)
1809 AC_CHECK_FUNCS(getdomainname)
1810 AC_CHECK_FUNCS(setdomainname)
1811 AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1812 AC_CHECK_FUNCS(setgroups)
1813 AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1814 AC_CHECK_FUNCS(getfsstat)
1815 AC_CHECK_FUNCS(lutimes futimes)
1816 AC_CHECK_FUNCS(mremap)
1817 AC_CHECK_FUNCS(remap_file_pages)
1818 AC_CHECK_FUNCS(posix_fadvise)
1819 AC_CHECK_FUNCS(posix_fallocate)
1820 AC_CHECK_FUNCS(posix_madvise)
1821 AC_CHECK_FUNCS(vsnprintf)
1822 AC_CHECK_FUNCS(sendfile)
1823 AC_CHECK_FUNCS(gethostid sethostid)
1824 AC_CHECK_FUNCS(sethostname)
1825 AC_CHECK_FUNCS(statfs)
1826 AC_CHECK_FUNCS(fstatfs)
1827 AC_CHECK_FUNCS(statvfs)
1828 AC_CHECK_FUNCS(fstatvfs)
1829 AC_CHECK_FUNCS(stime)
1830 AC_CHECK_FUNCS(strerror_r)
1831 AC_CHECK_FUNCS(ttyname_r)
1832 AC_CHECK_FUNCS(psignal)
1833 AC_CHECK_FUNCS(getlogin_r)
1834 AC_CHECK_FUNCS(lockf)
1835 AC_CHECK_FUNCS(swab)
1836 AC_CHECK_FUNCS(setusershell endusershell)
1837 AC_CHECK_SIZEOF(size_t)
1838 AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1839 [#include <sys/types.h>
1840 #include <sys/stat.h>
1841 #include <unistd.h>])
1842 AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1843 [#include <sys/types.h>
1844 #include <sys/stat.h>
1845 #include <unistd.h>])
1846 AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1847 [#include <sys/time.h>])
1848 AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1849 [#include <unistd.h>
1850 #include <fcntl.h>])
1851 AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1852 [#include <sys/poll.h>])
1853 AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1854 [#include <sys/types.h>
1855 #include <sys/stat.h>
1856 #include <unistd.h>])
1857 AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1858 [#include <time.h>])
1859 AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1860 [#include <sys/time.h>
1861 #include <sys/types.h>
1862 #include <utime.h>])
1863 AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1864 [#include <sys/time.h>])
1865 AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1866 [#include <sys/types.h>
1867 #include <utime.h>])
1869 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1870 [#include <sys/types.h>
1871 #include <dirent.h>])
1873 [struct passwd.pw_gecos],,,
1874 [#include <sys/types.h>
1877 [struct statfs.f_flags],,,
1878 [#include <sys/types.h>
1879 #include <sys/vfs.h>])
1881 dnl Favour xattr through glibc, but use libattr if we have to
1882 AC_CHECK_FUNC(lsetxattr, ,
1883 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1887 dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1889 [struct kinfo_proc.kp_proc],,,
1890 [#include <sys/types.h>
1891 #include <sys/param.h>
1892 #include <sys/sysctl.h>
1893 #include <sys/proc.h>
1896 dnl *********************************
1897 dnl *** Checks for Windows compilation ***
1898 dnl *********************************
1899 AC_CHECK_HEADERS(sys/time.h)
1900 AC_CHECK_HEADERS(sys/param.h)
1901 AC_CHECK_HEADERS(dirent.h)
1903 dnl *********************************
1904 dnl *** Check for Console 2.0 I/O ***
1905 dnl *********************************
1906 AC_CHECK_HEADERS([curses.h])
1907 AC_CHECK_HEADERS([term.h], [], [],
1912 AC_CHECK_HEADERS([termios.h])
1914 dnl * This is provided in io-layer, but on windows it's only available
1916 AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1918 dnl *********************************
1919 dnl *** Checks for Windows compilation ***
1920 dnl *********************************
1921 AC_CHECK_HEADERS(winternl.h)
1923 jdk_headers_found=no
1924 AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1925 AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1926 AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1927 AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1928 AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1929 AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1930 AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1932 dnl *********************************
1933 dnl *** Check for struct ip_mreqn ***
1934 dnl *********************************
1935 AC_MSG_CHECKING(for struct ip_mreqn)
1936 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1937 struct ip_mreqn mreq;
1938 mreq.imr_address.s_addr = 0;
1940 # Yes, we have it...
1942 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1944 # We'll just have to try and use struct ip_mreq
1946 AC_MSG_CHECKING(for struct ip_mreq)
1947 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1948 struct ip_mreq mreq;
1949 mreq.imr_interface.s_addr = 0;
1951 # Yes, we have it...
1953 AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1955 # No multicast support
1959 AC_CHECK_FUNCS(GetProcessId)
1963 AC_MSG_CHECKING(for socklen_t)
1965 #include <sys/types.h>
1966 #include <sys/socket.h>
1970 ac_cv_c_socklen_t=yes
1971 AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1977 AC_MSG_CHECKING(for array element initializer support)
1978 AC_TRY_COMPILE([#include <sys/socket.h>], [
1979 const int array[] = {[1] = 2,};
1981 # Yes, we have it...
1983 AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1985 # We'll have to use signals
1989 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1990 # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1991 AC_TRY_LINK([#include <math.h>],
1992 [ static void *p = &trunc; ],
1994 AC_DEFINE(HAVE_TRUNC)
2000 if test "x$ac_cv_truncl" != "xyes"; then
2001 AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
2004 AC_CHECK_FUNCS(round)
2005 AC_CHECK_FUNCS(rint)
2006 AC_CHECK_FUNCS(execvp)
2008 dnl ****************************
2009 dnl *** Look for /dev/random ***
2010 dnl ****************************
2012 AC_MSG_CHECKING([if usage of random device is requested])
2013 AC_ARG_ENABLE(dev-random,
2014 [ --disable-dev-random disable the use of the random device (enabled by default)],
2015 try_dev_random=$enableval, try_dev_random=yes)
2017 AC_MSG_RESULT($try_dev_random)
2021 NAME_DEV_RANDOM="/dev/srandom"
2024 dnl Win32 does not have /dev/random, they have their own method...
2026 *-mingw*|*-*-cygwin*)
2027 ac_cv_have_dev_random=no
2030 dnl Everywhere else, it's /dev/random
2033 NAME_DEV_RANDOM="/dev/random"
2037 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2039 dnl Now check if the device actually exists
2041 if test "x$try_dev_random" = "xyes"; then
2042 AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2043 [if test -r "$NAME_DEV_RANDOM" ; then
2044 ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2045 if test "x$ac_cv_have_dev_random" = "xyes"; then
2046 AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2049 AC_MSG_CHECKING(for random device)
2050 ac_cv_have_dev_random=no
2051 AC_MSG_RESULT(has been disabled)
2054 if test "x$host_win32" = "xyes"; then
2055 AC_DEFINE(HAVE_CRYPT_RNG)
2058 if test "x$ac_cv_have_dev_random" = "xno" \
2059 && test "x$host_win32" = "xno"; then
2062 *** A system-provided entropy source was not found on this system.
2063 *** Because of this, the System.Security.Cryptography random number generator
2064 *** will throw a NotImplemented exception.
2066 *** If you are seeing this message, and you know your system DOES have an
2067 *** entropy collection in place, please contact <crichton@gimp.org> and
2068 *** provide information about the system and how to access the random device.
2070 *** Otherwise you can install either egd or prngd and set the environment
2071 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2075 AC_MSG_CHECKING([if inter-process shared handles are requested])
2076 AC_ARG_ENABLE(shared-handles, [ --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2077 AC_MSG_RESULT($try_shared_handles)
2078 if test "x$try_shared_handles" != "xyes"; then
2079 AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2080 AC_SUBST(DISABLE_SHARED_HANDLES)
2083 AC_ARG_ENABLE(bcl-opt, [ --disable-bcl-opt BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2085 AC_ARG_ENABLE(nunit-tests, [ --enable-nunit-tests Run the nunit tests of the class library on 'make check'])
2086 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2088 AC_MSG_CHECKING([if big-arrays are to be enabled])
2089 AC_ARG_ENABLE(big-arrays, [ --enable-big-arrays Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2090 if test "x$enable_big_arrays" = "xyes" ; then
2091 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2092 AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2094 AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2097 AC_MSG_RESULT($enable_big_arrays)
2103 AC_ARG_ENABLE(dtrace,[ --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2105 if test "x$enable_dtrace" = "xyes"; then
2106 if test "x$has_dtrace" = "xno"; then
2107 AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2109 AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2110 if test "x$DTRACE" = "xno"; then
2111 AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2113 elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2114 AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2120 if test "x$enable_dtrace" = "xyes"; then
2121 AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2123 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2126 DTRACEFLAGS="-arch ppc64"
2129 DTRACEFLAGS="-arch x86_64"
2138 DTRACEFLAGS="-arch ppc"
2141 DTRACEFLAGS="-arch i386"
2148 AC_SUBST(DTRACEFLAGS)
2154 AC_CHECK_HEADERS([sys/sdt.h])
2156 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2157 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2163 AC_ARG_ENABLE(nacl_codegen, [ --enable-nacl-codegen Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2164 AC_ARG_ENABLE(nacl_gc, [ --enable-nacl-gc Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2166 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2167 if test "x$enable_nacl_codegen" = "xyes"; then
2168 MONO_NACL_ALIGN_MASK_OFF=1
2169 CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2170 AC_DEFINE(TARGET_NACL, 1, [...])
2172 MONO_NACL_ALIGN_MASK_OFF=0
2173 CPPFLAGS="$CPPFLAGS -D__default_codegen__"
2175 if test "x$enable_nacl_gc" = "xyes"; then
2176 CPPFLAGS="$CPPFLAGS -finstrument-for-thread-suspension -D__native_client_gc__"
2178 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2184 AC_ARG_ENABLE(llvm,[ --enable-llvm Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2185 AC_ARG_ENABLE(loadedllvm,[ --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2187 if test "x$enable_llvm" = "xyes"; then
2188 AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2189 if test "x$LLVM_CONFIG" = "xno"; then
2190 AC_MSG_ERROR([llvm-config not found.])
2193 # The output of --cflags seems to include optimizations flags too
2194 LLVM_CFLAGS=`$LLVM_CONFIG --cflags | sed -e 's/-O2//g' | sed -e 's/-O0//g' | sed -e 's/-fomit-frame-pointer//g' | sed -e 's/-fPIC//g'`
2195 # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2196 # from LLVM classes.
2197 LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2198 LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2199 LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit x86codegen`
2200 LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2202 # Should be something like '2.6' or '2.7svn'
2203 llvm_version=`$LLVM_CONFIG --version`
2204 major_version=`echo $llvm_version | cut -c 1`
2205 minor_version=`echo $llvm_version | cut -c 3`
2206 AC_MSG_CHECKING(LLVM version)
2207 AC_MSG_RESULT($llvm_version)
2208 if echo $llvm_version | grep -q 'mono'; then
2209 AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2210 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2212 AC_MSG_ERROR([Compiling with stock LLVM is not supported, please use the Mono LLVM repo at https://github.com/mono/llvm, with the GIT branch which matches this version of mono, i.e. 'mono-2-10' for Mono 2.10.])
2215 AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2216 AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2217 AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2219 # Have to pass these on the command line since mini-llvm-cpp.h already includes
2221 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2223 AC_SUBST(LLVM_CFLAGS)
2224 AC_SUBST(LLVM_CXXFLAGS)
2226 AC_SUBST(LLVM_LDFLAGS)
2227 AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2230 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2231 if test "x$enable_loadedllvm" = "xyes"; then
2232 AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2234 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2237 ACCESS_UNALIGNED="yes"
2243 SQLITE="libsqlite.so.0"
2244 SQLITE3="libsqlite3.so.0"
2247 sizeof_register="SIZEOF_VOID_P"
2251 sgen_supported=false
2253 # mips-sgi-irix5.* | mips-sgi-irix6.*)
2255 # ACCESS_UNALIGNED="no"
2261 ACCESS_UNALIGNED="no"
2264 AC_MSG_CHECKING(for mips n32)
2266 #if _MIPS_SIM != _ABIN32
2285 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2290 # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2291 # int astruct __attribute__ ((visibility ("hidden")));
2294 # void *p = &astruct;
2296 # gcc -fPIC --shared -o libfoo.so foo.c
2298 # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2299 # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2300 have_visibility_hidden=no
2305 have_visibility_hidden=no
2318 darwin*|openbsd*|freebsd*)
2323 x86_64-*-* | amd64-*-*)
2332 darwin*|openbsd*|freebsd*)
2338 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2346 ACCESS_UNALIGNED="no"
2350 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2351 libmono_ldflags="-lunwind"
2354 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2361 ACCESS_UNALIGNED="no"
2368 if test x"$GCC" = xyes; then
2369 # We don't support v8 cpus
2370 CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2372 if test x"$AR" = xfalse; then
2373 AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2377 alpha*-*-linux* | alpha*-*-osf*)
2379 ACCESS_UNALIGNED="no"
2382 CFLAGS="$CFLAGS -mieee -O0"
2389 *-mingw*|*-*-cygwin*)
2390 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2391 have_visibility_hidden=no
2394 hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2398 ACCESS_UNALIGNED="no"
2399 INTERP_SUPPORTED=yes
2405 ACCESS_UNALIGNED="no"
2408 macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2409 powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2410 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2412 CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2413 CFLAGS="$CFLAGS -mminimal-toc"
2416 CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2429 ACCESS_UNALIGNED="no"
2431 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2432 # libgc's gc_locks.h depends on this
2433 NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2439 ACCESS_UNALIGNED="no"
2447 ACCESS_UNALIGNED="yes"
2450 # Required CFLAGS for s390[x]. USE_STRING_INLINES is automatic with gcc 4.1
2451 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2456 ACCESS_UNALIGNED="yes"
2459 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2465 if test "x$host" != "x$target"; then
2466 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2472 ACCESS_UNALIGNED="no"
2474 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2476 # Can't use tls, since it depends on the runtime detection of tls offsets
2477 # in mono-compiler.h
2480 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2482 powerpc64-ps3-linux-gnu)
2484 arch_target=powerpc64
2485 AC_DEFINE(TARGET_PS3, 1, [...])
2486 # It would be better to just use TARGET_POWERPC64, but lots of code already
2488 AC_DEFINE(__mono_ppc64__, 1, [...])
2489 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2491 target_byte_order=G_BIG_ENDIAN
2494 powerpc64-xbox360-linux-gnu)
2496 arch_target=powerpc64
2497 AC_DEFINE(TARGET_XBOX360, 1, [...])
2498 # It would be better to just use TARGET_POWERPC64, but lots of code already
2501 target_byte_order=G_BIG_ENDIAN
2506 AC_DEFINE(TARGET_AMD64, 1, [...])
2507 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2513 AC_DEFINE(TARGET_X86, 1, [...])
2516 arm*-unknown-linux-gnueabi*)
2519 AC_DEFINE(TARGET_ARM, 1, [...])
2520 ACCESS_UNALIGNED="no"
2522 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2524 # Can't use tls, since it depends on the runtime detection of tls offsets
2525 # in mono-compiler.h
2529 armv7l-unknown-linux-gnueabi*)
2531 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1"
2533 armv5-*-linux-androideabi*)
2534 AC_DEFINE(TARGET_ANDROID, 1, [...])
2535 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE"
2540 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2544 # FIXME: Define the others as well
2547 AC_DEFINE(TARGET_X86, 1, [...])
2550 AC_DEFINE(TARGET_AMD64, 1, [...])
2553 AC_DEFINE(TARGET_ARM, 1, [...])
2556 AC_DEFINE(TARGET_POWERPC, 1, [...])
2559 AC_DEFINE(TARGET_POWERPC, 1, [...])
2560 AC_DEFINE(TARGET_POWERPC64, 1, [...])
2563 AC_DEFINE(TARGET_S390X, 1, [...])
2566 AC_DEFINE(TARGET_MIPS, 1, [...])
2570 if test "x$target_mach" = "xyes"; then
2571 AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
2574 if test "x$sizeof_register" = "x4"; then
2575 AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2576 elif test "x$sizeof_register" = "x8"; then
2577 AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2579 AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2582 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2583 AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2584 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2585 AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2587 AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2590 if test "x$have_visibility_hidden" = "xyes"; then
2591 AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2594 if test "x$have_deprecated" = "xyes"; then
2595 AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2599 dnl Simple Generational checks (sgen)
2601 if $sgen_supported; then
2602 build_sgen_default=yes
2604 build_sgen_default=no
2607 AC_ARG_WITH(sgen, [ --with-sgen=yes,no Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2608 if test x$buildsgen = xyes; then
2609 if $sgen_supported; then
2610 SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR"
2611 gc_msg="sgen and $gc_msg"
2614 AC_MSG_WARN("Sgen is not supported on this platform")
2617 AC_SUBST(SGEN_DEFINES)
2618 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2621 if test x$JIT_SUPPORTED = xyes; then
2622 if $jit_wanted; then
2624 jit_status="Building and using the JIT"
2626 if $interp_wanted; then
2627 jit_status="Building the JIT, defaulting to the interpreter"
2629 AC_ERROR(No JIT or interpreter support available or selected.)
2633 if test x$interp_wanted = xtrue; then
2634 jit_status="interpreter"
2636 AC_ERROR(No JIT or interpreter support available or selected.)
2640 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2648 INTL="libintl.dylib"
2649 SQLITE="libsqlite.0.dylib"
2650 SQLITE3="libsqlite3.0.dylib"
2660 SQLITE="libsqlite.so"
2661 SQLITE3="libsqlite3.so"
2666 SQLITE="libsqlite.so"
2667 SQLITE3="libsqlite3.so"
2671 AC_MSG_CHECKING(for the soname of libX11.so)
2672 for i in $x_libraries /usr/lib /usr/lib64; do
2674 if test -f $i/libX11.so.$r; then
2681 if test "x$X11" = "xlibX11.so"; then
2682 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? Assuming libX11.so.6...]);
2691 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2692 if test "x$with_tls" = "x__thread"; then
2694 # On some linux distributions, TLS works in executables, but linking
2695 # against a shared library containing TLS fails with:
2696 # undefined reference to `__tls_get_addr'
2698 rm -f conftest.c conftest.so conftest
2699 echo "static __thread int foo; int main () { foo = 5; return 0; }" > conftest.c
2700 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2701 $CC -o conftest conftest.so > /dev/null 2>&1
2702 if test ! -f conftest; then
2703 AC_MSG_WARN([Disabling usage of __thread.]);
2706 rm -f conftest.c conftest.so conftest
2710 mono_debugger_supported=no
2711 AC_ARG_ENABLE(mono-debugger, [ --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2712 if test "x$try_mono_debugger" = "xyes"; then
2713 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA" -o "x$TARGET" = "xS390x"; then
2714 if test x$use_included_gc = xyes; then
2717 mono_debugger_supported=yes
2720 mono_debugger_supported=yes
2727 # disable the debugger entirely when building with moonlight
2728 if test "x$with_moonlight" != "xno"; then
2729 mono_debugger_supported=no
2732 # mdb support for sgen is broken, disable it until further notice.
2733 mono_debugger_supported=no
2735 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2736 if test "x$mono_debugger_supported" = "xyes"; then
2737 BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2738 NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2740 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2741 AC_MSG_RESULT($mono_debugger_supported)
2743 AC_ARG_ENABLE(icall-symbol-map,[ --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
2744 if test "x$icall_symbol_map" = "xyes"; then
2745 AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
2748 AC_ARG_ENABLE(icall-export,[ --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
2749 if test "x$icall_export" = "xyes"; then
2750 AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
2753 AC_ARG_ENABLE(icall-tables,[ --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
2754 if test "x$icall_tables" = "xno"; then
2755 AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
2758 if test "x$with_tls" = "x__thread"; then
2759 AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2760 # Pass the information to libgc
2761 CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2762 AC_MSG_CHECKING(if the tls_model attribute is supported)
2763 AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2766 # CLANG doesn't support this yet, and it prints warnings about it
2767 if test "x$mono_cv_clang" = "xno"; then
2768 AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2775 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2776 dnl ******************************************
2777 dnl *** Check to see what FPU is available ***
2778 dnl ******************************************
2779 AC_MSG_CHECKING(which FPU to use)
2782 if gcc -v 2>&1 | grep -q -- '--with-float=hard'; then
2786 if test x$fpu = xNONE; then
2788 CFLAGS="$CFLAGS -mfpu=vfp -mfloat-abi=softfp"
2790 int main () { __asm__ ("faddd d7, d6, d7"); return 0; }
2791 ], fpu=VFP, fpu=NONE)
2795 if test x$fpu = xNONE; then
2796 AC_TRY_COMPILE([], [
2797 __asm__ ("ldfd f0, [r0]");
2798 ], fpu=FPA, fpu=NONE)
2802 CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2805 AC_MSG_CHECKING(for ARMV6)
2807 int main () { __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory"); return 0; }
2808 ], armv6=yes, armv6=no)
2810 AC_MSG_RESULT($armv6)
2811 if test ${armv6} = yes; then
2812 AC_DEFINE(HAVE_ARMV6, 1, "Host supports ARMV6 instructions")
2813 # libgc's gc_locks.h depends on this
2814 NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2818 if test ${TARGET} = unknown; then
2819 CPPFLAGS="$CPPFLAGS -DNO_PORT"
2820 AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2823 if test ${ACCESS_UNALIGNED} = no; then
2824 CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2829 # Pass CPPFLAGS to libgc configure
2830 # We should use a separate variable for this to avoid passing useless and
2831 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2832 # This should be executed late so we pick up the final version of CPPFLAGS
2833 # The problem with this approach, is that during a reconfigure, the main
2834 # configure scripts gets invoked with these arguments, so we use separate
2835 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2836 TMP_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2837 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2838 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2840 # Don't pass -finstrument-for-thread-suspension in,
2841 # if these are instrumented it will be very bad news
2842 # (infinite recursion, undefined parking behavior, etc)
2843 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
2844 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2845 AC_CONFIG_SUBDIRS(libgc)
2849 AC_ARG_WITH(profile2, [ --with-profile2=yes,no If you want to install the 2.0/3.5 FX (defaults to yes)], [], [with_profile2=yes])
2850 AC_ARG_WITH(profile4, [ --with-profile4=yes,no If you want to install the 4.0 FX (defaults to yes)], [], [with_profile4=yes])
2851 AC_ARG_WITH(profile4_5,[ --with-profile4_5=yes,no If you want to install the 4.5 FX (defaults to yes)], [], [with_profile4_5=yes])
2852 AC_ARG_WITH(monodroid, [ --with-monodroid=yes,no If you want to build the MonoDroid assemblies (defaults to no)], [], [with_monodroid=no])
2853 AC_ARG_WITH(monotouch, [ --with-monotouch=yes,no,only If you want to build the MonoTouch assemblies (defaults to no)], [], [with_monotouch=no])
2856 AC_ARG_WITH(oprofile,[ --with-oprofile=no,<oprofile install dir> Enable oprofile support (defaults to no)],[
2857 if test x$with_oprofile != xno; then
2858 oprofile_include=$with_oprofile/include
2859 if test ! -f $oprofile_include/opagent.h; then
2860 AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2863 OPROFILE_CFLAGS="-I$oprofile_include"
2864 OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2865 AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2870 AC_ARG_WITH(malloc_mempools,[ --with-malloc-mempools=yes,no Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2871 if test x$with_malloc_mempools = xyes; then
2873 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2879 AC_ARG_WITH(mcs_docs,[ --with-mcs-docs=yes,no If you want to build the documentation under mcs (defaults to yes)],[
2880 if test x$with_mcs_docs != xyes; then
2881 DISABLE_MCS_DOCS=yes
2884 if test x$with_profile4 != xyes; then
2885 DISABLE_MCS_DOCS=yes
2889 AC_ARG_WITH(moonlight, [ --with-moonlight=yes|no|only If you want to build Mono for Moonlight (defaults to no)],[
2890 if test x$with_moonlight != xno; then
2891 MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING "
2893 ], [with_moonlight=no])
2894 AC_SUBST(MOONLIGHT_DEFINES)
2896 AC_ARG_WITH(moon_gc, [ --with-moon-gc=boehm,sgen Select the gc to use with Moonlight (defaults to boehm)],[
2897 if test "x$with_moon_gc" != "xsgen"; then
2900 ], [with_moon_gc=boehm])
2902 AC_ARG_WITH(lazy_gc_thread_creation, [ --with-lazy-gc-thread-creation=yes|no Enable lazy runtime thread creation, embedding host must do it explicitly (defaults to no)],[
2903 if test x$with_lazy_gc_thread_creation != xno ; then
2904 AC_DEFINE(LAZY_GC_THREAD_CREATION,1,[Enable lazy gc thread creation by the embedding host.])
2906 ], [with_lazy_gc_thread_creation=no])
2908 AC_CHECK_HEADER([malloc.h],
2909 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2910 [Define to 1 if you have /usr/include/malloc.h.])],,)
2912 if test x"$GCC" = xyes; then
2913 # Implicit function declarations are not 64 bit safe
2914 # Do this late, since this causes lots of configure tests to fail
2915 CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
2916 # jay has a lot of implicit declarations
2917 JAY_CFLAGS="-Wno-implicit-function-declaration"
2920 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
2921 # instead of libmono-static.a
2922 if test "x$enable_shared" = "xno"; then
2923 LIBMONO_LA=libmini-static.la
2925 LIBMONO_LA=libmono-$API_VER.la
2927 AC_SUBST(LIBMONO_LA)
2930 dnl Consistency settings
2932 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2933 DISABLE_MCS_DOCS=yes
2941 if test x$DISABLE_MCS_DOCS = xyes; then
2948 ## Maybe should also disable if mcsdir is invalid. Let's punt the issue for now.
2949 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
2951 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2952 AC_SUBST(OPROFILE_CFLAGS)
2953 AC_SUBST(OPROFILE_LIBS)
2955 libmono_ldflags="$libmono_ldflags $LIBS"
2957 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2959 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2960 AM_CONDITIONAL(MOONLIGHT_BOEHM, [test "x$with_moon_gc" = "xboehm"])
2961 AM_CONDITIONAL(MOONLIGHT_SGEN, [test "x$with_moon_gc" = "xsgen"])
2963 AM_CONDITIONAL(INSTALL_2_0, [test "x$with_profile2" = xyes])
2964 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2965 AM_CONDITIONAL(INSTALL_4_5, [test "x$with_profile4_5" = xyes])
2966 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
2967 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
2969 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2970 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2971 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2972 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2973 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2974 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2975 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2976 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2977 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2978 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2979 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2980 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2981 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2982 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2983 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2984 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2985 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
2986 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
2987 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
2989 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2990 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2991 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2998 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2999 AC_SUBST(arch_target)
3004 mono_build_root=`pwd`
3005 AC_SUBST(mono_build_root)
3007 if test x$USEJIT = xtrue; then
3008 mono_runtime=mono/mini/mono
3010 mono_runtime=mono/interpreter/mint
3012 AC_SUBST(mono_runtime)
3014 mono_cfg_root=$mono_build_root/runtime
3015 if test x$host_win32 = xyes; then
3016 if test "x$cross_compiling" = "xno"; then
3017 mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
3019 mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
3022 mono_cfg_dir=$mono_cfg_root/etc
3024 AC_SUBST(mono_cfg_dir)
3026 AC_CONFIG_FILES([po/mcs/Makefile.in])
3028 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
3029 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
3031 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
3034 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3036 *) reldir=$depth/$srcdir ;;
3038 $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
3039 cd runtime/etc/mono/1.0
3040 rm -f machine.config
3041 $LN_S $reldir/data/net_1_1/machine.config machine.config
3045 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
3048 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3050 *) reldir=$depth/$srcdir ;;
3052 $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3053 cd runtime/etc/mono/2.0
3054 rm -f machine.config
3055 $LN_S $reldir/data/net_2_0/machine.config machine.config
3059 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3062 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3064 *) reldir=$depth/$srcdir ;;
3066 $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3067 cd runtime/etc/mono/2.0
3069 $LN_S $reldir/data/net_2_0/web.config web.config
3073 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3076 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3078 *) reldir=$depth/$srcdir ;;
3080 $ac_aux_dir/install-sh -d runtime/etc/mono/
3081 cd runtime/etc/mono/
3083 $LN_S $reldir/data/browscap.ini browscap.ini
3087 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3088 [ depth=../../../../..
3090 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3092 *) reldir=$depth/$srcdir ;;
3094 $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3095 cd runtime/etc/mono/2.0/Browsers
3096 rm -f Compat.browser
3097 $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
3101 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3104 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3106 *) reldir=$depth/$srcdir ;;
3108 $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3109 cd runtime/etc/mono/4.0
3110 rm -f machine.config
3111 $LN_S $reldir/data/net_4_0/machine.config machine.config
3115 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3118 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3120 *) reldir=$depth/$srcdir ;;
3122 $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3123 cd runtime/etc/mono/4.0
3125 $LN_S $reldir/data/net_4_0/web.config web.config
3129 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3132 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3134 *) reldir=$depth/$srcdir ;;
3136 $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3137 cd runtime/etc/mono/4.5
3138 rm -f machine.config
3139 $LN_S $reldir/data/net_4_5/machine.config machine.config
3143 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3146 [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3148 *) reldir=$depth/$srcdir ;;
3150 $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3151 cd runtime/etc/mono/4.5
3153 $LN_S $reldir/data/net_4_5/web.config web.config
3157 AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/echo "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool; sed -e 's/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
3163 scripts/mono-find-provides
3164 scripts/mono-find-requires
3167 mono/metadata/Makefile
3171 mono/arch/x86/Makefile
3172 mono/arch/amd64/Makefile
3173 mono/arch/hppa/Makefile
3174 mono/arch/ppc/Makefile
3175 mono/arch/sparc/Makefile
3176 mono/arch/s390/Makefile
3177 mono/arch/s390x/Makefile
3178 mono/arch/arm/Makefile
3179 mono/arch/alpha/Makefile
3180 mono/arch/ia64/Makefile
3181 mono/arch/mips/Makefile
3182 mono/interpreter/Makefile
3184 mono/tests/tests-config
3185 mono/tests/assemblyresolve/Makefile
3186 mono/tests/cas/Makefile
3187 mono/tests/cas/assembly/Makefile
3188 mono/tests/cas/demand/Makefile
3189 mono/tests/cas/inheritance/Makefile
3190 mono/tests/cas/linkdemand/Makefile
3191 mono/tests/cas/threads/Makefile
3192 mono/benchmark/Makefile
3193 mono/monograph/Makefile
3194 mono/io-layer/Makefile
3196 mono/profiler/Makefile
3198 ikvm-native/Makefile
3203 data/net_2_0/Makefile
3204 data/net_4_0/Makefile
3205 data/net_4_5/Makefile
3206 data/net_2_0/Browsers/Makefile
3213 data/mono-options.pc
3214 data/mono-lineeditor.pc
3221 data/system.web.extensions_1.0.pc
3222 data/system.web.extensions.design_1.0.pc
3223 data/system.web.mvc.pc
3224 data/system.web.mvc2.pc
3225 data/system.web.mvc3.pc
3226 data/aspnetwebstack.pc
3231 tools/locale-builder/Makefile
3238 # Update all submodules recursively to ensure everything is checked out
3239 $srcdir/scripts/update_submodules
3241 if test x$host_win32 = xyes; then
3242 # Get rid of 'cyg' prefixes in library names
3243 sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3244 # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3245 # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3246 # executable doesn't work...
3247 sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3252 NONE) prefix=$ac_default_prefix ;;
3254 case $exec_prefix in
3255 NONE) exec_prefix='${prefix}' ;;
3259 # If we are cross compiling, we don't build in the mcs/ tree. Let us not clobber
3260 # any existing config.make. This allows people to share the same source tree
3261 # with different build directories, one native and one cross
3263 if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3265 test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3267 echo "prefix=$prefix" > $mcs_topdir/build/config.make
3268 echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3269 echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3270 echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3271 echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3272 echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3273 echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3274 echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3277 [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3278 *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3281 echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3284 [myver=$($AWK 'BEGIN {
3285 split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3286 if(length(vsplit [1]) > 4) {
3287 split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3289 print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3292 echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3294 if test x$platform_darwin = xyes; then
3295 echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3298 if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3299 enable_system_aot=yes
3302 if test "x$enable_loadedllvm" = "xyes"; then
3303 # This seems to fail on the x86 buildbots
3304 enable_system_aot=no
3307 if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3308 echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3311 if test x$DISABLE_MCS_DOCS = xyes; then
3312 echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3315 if test x$with_moonlight != xno; then
3316 echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
3319 default_profile=net_2_0
3320 if test -z "$INSTALL_4_0_TRUE"; then :
3321 default_profile=net_4_0
3323 if test -z "$INSTALL_MONODROID_TRUE"; then :
3324 default_profile=monodroid
3326 if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3327 default_profile=monotouch
3329 if test -z "$INSTALL_4_5_TRUE"; then :
3330 default_profile=net_4_5
3333 echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3335 if test "x$test_bcl_opt" = "xyes"; then
3336 echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3341 # if we have an olive folder, override the default settings
3342 if test -d $olivedir; then
3344 if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3346 test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3348 echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3349 echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3350 echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3351 echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3352 echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3353 echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3359 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3367 SIGALTSTACK: $with_sigaltstack
3370 BigArrays: $enable_big_arrays
3371 DTrace: $enable_dtrace
3372 LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3375 .NET 2.0/3.5: $with_profile2
3376 .NET 4.0: $with_profile4
3377 .NET 4.5: $with_profile4_5
3378 MonoDroid: $with_monodroid
3379 MonoTouch: $with_monotouch
3380 JNI support: $jdk_headers_found
3381 libgdiplus: $libgdiplus_msg
3385 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3386 AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)