2010-06-17 Zoltan Varga <vargaz@gmail.com>
[mono.git] / configure.in
blob4b6567d7dc5a943810e81fd73cb4511e2d1e585d
1 AC_INIT(README)
2 AC_CANONICAL_SYSTEM
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])])
8 AM_CONFIG_HEADER(config.h)
9 AM_INIT_AUTOMAKE(mono,2.7)
10 AM_MAINTAINER_MODE
12 API_VER=2.0
13 AC_SUBST(API_VER)
15 AC_PROG_LN_S
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
23 dnl
24 dnl libgc checks
25 dnl
27 gc_headers=no
28 gc=included
29 use_included_gc=no
30 libgc_configure_args=
32 if test -d $srcdir/libgc ; then
33   gc_default=included
34 else
35   gc_default=boehm
38 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
39 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
40 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
41 CFLAGS_FOR_LIBGC=$CFLAGS
42 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
43 CFLAGS_FOR_EGLIB=$CFLAGS
46 # These are the flags that need to be stored in the mono.pc file for 
47 # compiling code that will embed Mono
49 libmono_cflags=""
50 libmono_ldflags=""
51 AC_SUBST(libmono_cflags)
52 AC_SUBST(libmono_ldflags)
54 # Variable to have relocatable .pc files (lib, or lib64)
55 reloc_libdir=`basename ${libdir}`
56 AC_SUBST(reloc_libdir)
58 dnl if linker handles the version script
59 no_version_script=no
61 # Set to yes if Unix sockets cannot be created in an anonymous namespace
62 need_link_unlink=no
64 # Thread configuration inspired by sleepycat's db
65 AC_MSG_CHECKING([host platform characteristics])
66 libgc_threads=no
67 has_dtrace=no
68 parallel_mark=yes
70 case "$host" in
71         powerpc*-*-linux*)
72                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
73                 disable_munmap=yes
74         ;;
75 esac
77 host_win32=no
78 target_win32=no
79 case "$host" in
80         *-mingw*|*-*-cygwin*)
81                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
82                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
83                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
84                 host_win32=yes
85                 if test "x$cross_compiling" = "xno"; then
86                         target_win32=yes
87                         if test "x$host" == "x$target"; then
88                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
89                         fi
90                         CC="gcc -mno-cygwin -g"
91                         CXX="g++ -mno-cygwin -g"
92                         # So libgc configure gets -mno-cygwin
93                         export CC
94                         export CXX
95                 else
96                         target_win32=yes
97                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
98                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
99                 fi
100                 HOST_CC="gcc"
101                 # Windows 2000 is required that includes Internet Explorer 5.01
102                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
103                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
104                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
105                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
106                 libdl=
107                 libgc_threads=win32
108                 gc_default=included
109                 with_sigaltstack=no
110                 LN_S=cp
111                 # This forces libgc to use the DllMain based thread registration code on win32
112                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
113                 ;;
114         *-*-*netbsd*)
115                 host_win32=no
116                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
117                 libmono_cflags="-D_REENTRANT"
118                 LDFLAGS="$LDFLAGS -pthread"
119                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
120                 libmono_ldflags="-pthread"
121                 need_link_unlink=yes
122                 libdl="-ldl"
123                 libgc_threads=pthreads
124                 with_sigaltstack=no
125                 use_sigposix=yes
126                 ;;
127         *-*-*freebsd*)
128                 host_win32=no
129                 if test "x$PTHREAD_CFLAGS" = "x"; then
130                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
131                         libmono_cflags=
132                 else
133                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
134                         libmono_cflags="$PTHREAD_CFLAGS"
135                 fi
136                 if test "x$PTHREAD_LIBS" = "x"; then
137                         LDFLAGS="$LDFLAGS -pthread"
138                         libmono_ldflags="-pthread"
139                 else
140                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
141                         libmono_ldflags="$PTHREAD_LIBS"
142                 fi
143                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
144                 need_link_unlink=yes
145                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
146                 libdl=
147                 libgc_threads=pthreads
148                 # This doesn't seem to work as of 7.0 on amd64
149                 with_sigaltstack=no
150 # TLS is only partially implemented on -CURRENT (compiler support
151 # but NOT library support)
153                 with_tls=pthread
154                 use_sigposix=yes
155                 ;;
156         *-*-*openbsd*)
157                 host_win32=no
158                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
159                 if test "x$disable_munmap" != "xyes"; then
160                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
161                 fi
162                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
163                 LDFLAGS="$LDFLAGS -pthread"
164                 need_link_unlink=yes
165                 AC_DEFINE(PTHREAD_POINTER_ID)
166                 libdl=
167                 gc_default=boehm
168                 libgc_threads=pthreads
169                 with_sigaltstack=no
170                 use_sigposix=yes
171                 ;;
172         *-*-linux*)
173                 host_win32=no
174                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
175                 if test "x$disable_munmap" != "xyes"; then
176                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
177                 fi
178                 libmono_cflags="-D_REENTRANT"
179                 libdl="-ldl"
180                 libgc_threads=pthreads
181                 AOT_SUPPORTED="yes"
182                 use_sigposix=yes
183                 ;;
184         *-*-hpux*)
185                 host_win32=no
186                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
187                 # +ESdbgasm only valid on bundled cc on RISC
188                 # silently ignored for ia64
189                 if test $GCC != "yes"; then
190                         CFLAGS="$CFLAGS +ESdbgasm"
191                         # Arrange for run-time dereferencing of null
192                         # pointers to produce a SIGSEGV signal.
193                         LDFLAGS="$LDFLAGS -z"
194                 fi
195                 CFLAGS="$CFLAGS +ESdbgasm"
196                 LDFLAGS="$LDFLAGS -z"
197                 libmono_cflags="-D_REENTRANT"
198                 libmono_ldflags="-lpthread"
199                 libgc_threads=pthreads
200                 need_link_unlink=yes
201                 use_sigposix=yes
202                 ;;
203         *-*-solaris*)
204                 host_win32=no
205                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
206                 need_link_unlink=yes
207                 libmono_cflags="-D_REENTRANT"
208                 libgc_threads=pthreads
209                 # This doesn't seem to work on solaris/x86, but the configure test runs
210                 with_tls=pthread
211                 has_dtrace=yes
212                 use_sigposix=yes
213                 enable_solaris_tar_check=yes
214                 ;;
215         *-*-darwin*)
216                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
217                 host_win32=no
218                 platform_darwin=yes
219                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
220                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
221                 libmono_cflags="-D_THREAD_SAFE"
222                 LDFLAGS="$LDFLAGS -pthread"
223                 libmono_ldflags="-pthread"
224                 need_link_unlink=yes
225                 AC_DEFINE(PTHREAD_POINTER_ID)
226                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
227                 no_version_script=yes
228                 libdl=
229                 libgc_threads=pthreads
230                 has_dtrace=yes
231                 if test "x$cross_compiling" = "xyes"; then
232                         has_broken_apple_cpp=yes
233                 fi
234                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
235                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
236                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
237                 case "$host" in
238                         dnl Snow Leopard config.guess reports as this
239                         i*86-*-darwin10*)
240                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
241                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
242                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
243                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
244                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
245                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
246                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
247                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
248                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
249                                 ;;
250                 esac
251                 ;;
252         *-*-haiku*)
253                 host_win32=no
254                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
255                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
256                 libdl=
257                 LIBS="$LIBS -lnetwork"
258                 need_link_unlink=yes
259                 AC_DEFINE(PTHREAD_POINTER_ID)
260                 libgc_threads=pthreads
261                 use_sigposix=yes
262                 ;;
263         *)
264                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
265                 host_win32=no
266                 libdl="-ldl"
267                 ;;
268 esac
269 AC_MSG_RESULT(ok)
271 if test x$need_link_unlink = xyes; then
272    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
275 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
276 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
277 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
278 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
279 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
281 AC_CHECK_TOOL(CC, gcc, gcc)
282 AC_PROG_CC
283 AC_CHECK_TOOL(CXX, g++, g++)
284 AC_PROG_CXX
285 AM_PROG_AS
286 AM_PROG_CC_STDC
287 AC_PROG_INSTALL
288 AC_PROG_AWK
289 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
290 : ${CCAS='$(CC)'}
291 # Set ASFLAGS if not already set.
292 : ${CCASFLAGS='$(CFLAGS)'}
293 AC_SUBST(CCAS)
294 AC_SUBST(CCASFLAGS)
296 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
297 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
298 if test "x$CXX" = "xg++"; then
299         if test "x$GXX" != "xyes"; then
300                 # automake/libtool is so broken, it requires g++ even if the c++ sources
301                 # are inside automake conditionals
302                 AC_MSG_ERROR([You need to install g++])
303         fi
306 AC_CHECK_PROG(BISON, bison,yes,no)
307 if test "x$BISON" = "xno";
308 then
309         AC_MSG_ERROR([You need to install bison])
312 dnl may require a specific autoconf version
313 dnl AC_PROG_CC_FOR_BUILD
314 dnl CC_FOR_BUILD not automatically detected
315 CC_FOR_BUILD=$CC
316 CFLAGS_FOR_BUILD=$CFLAGS
317 BUILD_EXEEXT=
318 if test "x$cross_compiling" = "xyes"; then
319         CC_FOR_BUILD=cc
320         CFLAGS_FOR_BUILD=
321         BUILD_EXEEXT=""
323 AC_SUBST(CC_FOR_BUILD)
324 AC_SUBST(CFLAGS_FOR_BUILD)
325 AC_SUBST(HOST_CC)
326 AC_SUBST(BUILD_EXEEXT)
328 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
329 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
331 # Set STDC_HEADERS
332 AC_HEADER_STDC
333 AC_LIBTOOL_WIN32_DLL
334 # This causes monodis to not link correctly
335 #AC_DISABLE_FAST_INSTALL
336 AM_PROG_LIBTOOL
337 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
338 DOLT
340 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
341 AC_SUBST(export_ldflags)
343 # Test whenever ld supports -version-script
344 AC_PROG_LD
345 AC_PROG_LD_GNU
346 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
347    no_version_script=yes
350 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
352 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)
353 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)
355 AC_CHECK_HEADERS(sys/user.h, [], [],
357 #ifdef HAVE_SYS_PARAM_H
358 # include <sys/param.h>
359 #endif
362 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
363 if test x$have_zlib = xyes; then
364    AC_TRY_COMPILE([#include <zlib.h>], [
365    void main () {
366    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
367    }
368    #else
369    #error No good zlib found
370    #endif
371    ],[
372         AC_MSG_RESULT(Using system zlib)
373         zlib_msg="system zlib"
374    ],[
375         AC_MSG_RESULT(Using embedded zlib)
376         have_zlib=no
377         zlib_msg="bundled zlib"
378    ])
381 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
382 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
384 # for mono/metadata/debug-symfile.c
385 AC_CHECK_HEADERS(elf.h)
387 # for support
388 AC_CHECK_HEADERS(poll.h)
389 AC_CHECK_HEADERS(sys/poll.h)
390 AC_CHECK_HEADERS(sys/wait.h)
391 AC_CHECK_HEADERS(grp.h)
392 AC_CHECK_HEADERS(syslog.h)
394 # for mono/dis
395 AC_CHECK_HEADERS(wchar.h)
396 AC_CHECK_HEADERS(ieeefp.h)
397 AC_MSG_CHECKING(for isinf)
398 AC_TRY_LINK([#include <math.h>], [
399         int f = isinf (1);
400 ], [
401         AC_MSG_RESULT(yes)
402         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
403 ], [
404         # We'll have to use signals
405         AC_MSG_RESULT(no)
409 # not 64 bit clean in cross-compile
410 AC_CHECK_SIZEOF(void *, 4)
412 WARN=''
413 if test x"$GCC" = xyes; then
414         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
415                 # The runtime code does not respect ANSI C strict aliasing rules
416                 CFLAGS="$CFLAGS -fno-strict-aliasing"
418                 ORIG_CFLAGS=$CFLAGS
419                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
420                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
421                 AC_TRY_COMPILE([], [
422                                                    void main () { }
423                 ], [
424                    AC_MSG_RESULT(yes)
425                 ], [
426                    AC_MSG_RESULT(no)
427                    CFLAGS=$ORIG_CFLAGS
428                 ])
429 else
430         # The Sun Forte compiler complains about inline functions that access static variables
431         # so disable all inlining.
432         case "$host" in
433         *-*-solaris*)
434                 CFLAGS="$CFLAGS -Dinline="
435                 ;;
436         esac
438 CFLAGS="$CFLAGS -g $WARN"
439 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
441 # Where's the 'mcs' source tree?
442 if test -d $srcdir/mcs; then
443   mcsdir=mcs
444 else
445   mcsdir=../mcs
448 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
449         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
450                 mcsdir=$with_mcs_path
451         fi
455 # A sanity check to catch cases where the package was unpacked
456 # with an ancient tar program (Solaris)
458 AC_ARG_ENABLE(solaris-tar-check,
459 [  --disable-solaris-tar-check    disable solaris tar check],
460    do_solaris_tar_check=no, do_solaris_tar_check=yes)
462 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
463         AC_MSG_CHECKING(integrity of package)
464         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
465         then
466                 AC_MSG_RESULT(ok)
467         else
468                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
469                 AC_MSG_ERROR([$errorm])
470         fi
473 if test "x$with_mcs_path" != "x"; then
474 mcs_topdir=$(cd "$mcsdir" && pwd)
475 mcs_topdir_from_srcdir=$mcs_topdir
476 else
477 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
478 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
481 # Convert mcs_topdir* paths to Windows syntax.
482 if test x$cross_compiling$host_win32 = xnoyes; then
483   mcs_topdir=$(cygpath -m $mcs_topdir)
484   case $mcs_topdir_from_srcdir in
485     /cygdrive/*)
486         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
487         ;;
488   esac
491 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
492 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
494 AC_SUBST([mcs_topdir])
495 AC_SUBST([mcs_topdir_from_srcdir])
497 # Where's the 'olive' source tree?
498 if test -d $srcdir/olive; then
499   olivedir=olive
500 else
501   olivedir=../olive
504 if test -d $srcdir/$olivedir; then
505 olive_topdir='$(top_srcdir)/'$olivedir
508 # gettext: prepare the translation directories. 
509 # we do not configure the full gettext, as we consume it dynamically from C#
510 AM_PO_SUBDIRS
512 if test "x$USE_NLS" = "xyes"; then
513    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
515    if test "x$HAVE_MSGFMT" = "xno"; then
516           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
517    fi
520 AC_ARG_WITH([libgdiplus], 
521         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)], 
522         [], [with_libgdiplus=installed])
524 case $with_libgdiplus in
525 no|installed) libgdiplus_loc= ;;
526 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
527 /*) libgdiplus_loc=$with_libgdiplus ;;
528 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
529 esac
530 AC_SUBST([libgdiplus_loc])
532 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
534 pkg_config_path=
535 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
536         if test x$with_crosspkgdir = "x"; then
537                 if test -s $PKG_CONFIG_PATH; then
538                         pkg_config_path=$PKG_CONFIG_PATH
539                 fi
540         else
541                 pkg_config_path=$with_crosspkgdir
542                 PKG_CONFIG_PATH=$pkg_config_path
543                 export PKG_CONFIG_PATH
544         fi
547 AC_ARG_WITH([glib],
548         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to embedded)],
549         [], [with_glib=embedded])
551 eglib_dir=
553 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
554 AC_CONFIG_SUBDIRS(eglib)
556 case $with_glib in
557 embedded) 
558   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
559   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
560   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
561   BUILD_GLIB_LIBS="$GLIB_LIBS"
562   GMODULE_CFLAGS="$GLIB_CFLAGS"
563   GMODULE_LIBS="$GLIB_LIBS"
564   eglib_dir=eglib
565   ;;
566 system)
567   if test "x$PKG_CONFIG" = "xno"; then
568     AC_MSG_ERROR([You need to install pkg-config])
569   fi
570   echo "PKG_CONFIG_PATH=$PKG_CONFIG_PATH"
571   echo "cross_compiling=$cross_compiling"
572   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
573   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
574   
575   ## Versions of dependencies
576   GLIB_REQUIRED_VERSION=2.4.0
578   dnl
579   dnl No, you will not replace this check with a pkg.m4 check
580   dnl
581   if test "x$PKG_CONFIG" = "xno"; then
582     AC_MSG_ERROR([You need to install pkg-config])
583   fi
584   if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then
585       GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
586       GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
587       GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
588       GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
589   else
590         AC_MSG_ERROR([You need at least glib-2.0 $GLIB_REQUIRED_VERSION])
591   fi
592   ;;
594   AC_MSG_ERROR([Invalid argument to --with-glib.])
595 esac
596 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
597   
598 AC_SUBST(GLIB_CFLAGS)
599 AC_SUBST(GLIB_LIBS)
600 AC_SUBST(GMODULE_CFLAGS)
601 AC_SUBST(GMODULE_LIBS)
602 AC_SUBST(BUILD_GLIB_CFLAGS)
603 AC_SUBST(BUILD_GLIB_LIBS)
604 AC_SUBST(eglib_dir)
606 if test x$cross_compiling$host_win32 = xnoyes; then
607    AC_MSG_CHECKING(for cygwin glib2-dev package)
608    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
609       AC_MSG_RESULT(found)
610           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.])
611    else
612       AC_MSG_RESULT(not found, ok)
613    fi
615    AC_MSG_CHECKING(for broken gwin32.h)
616    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
617    if test -f $glib_include/glib/gwin32.h; then
618           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
619                  AC_MSG_RESULT(failed)
620                  hashmark='#'
621                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
622           fi
623    fi
624    AC_MSG_RESULT(ok)
627 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
629 # Enable support for fast thread-local storage
630 # Some systems have broken support, so we allow to disable it.
631 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
633 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
634 # This does not work on some platforms (bug #55253)
635 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
637 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
639 if test "x$enable_static" = "xno"; then
640    with_static_mono=no
643 if test "x$host_win32" = "xyes"; then
644    # Boehm GC requires the runtime to be in its own dll
645    with_static_mono=no
648 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
649 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
651 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
652 if test "x$with_xen_opt" = "xyes"; then
653         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
654         ORIG_CFLAGS=$CFLAGS
655         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
656         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
657         AC_TRY_COMPILE([], [
658                                            void main () { }
659         ], [
660            AC_MSG_RESULT(yes)
661            # Pass it to libgc as well
662            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
663         ], [
664            AC_MSG_RESULT(no)
665            CFLAGS=$ORIG_CFLAGS
666         ])
669 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
670 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
672 if test x$enable_small_config = xyes; then
673         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
674         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
677 if test x$AOT_SUPPORTED != xyes; then
678    AOT_SUPPORTED=no
681 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=$AOT_SUPPORTED)
683 DISABLED_FEATURES=none
685 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
686      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
687      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization.],
689         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
690                 eval "mono_feature_disable_$feature='yes'"
691         done
692         DISABLED_FEATURES=$enable_minimal
693         disabled="Disabled:    $enable_minimal"
694 ],[])
696 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
698 if test "x$mono_feature_disable_aot" = "xyes"; then
699         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
700         AC_MSG_NOTICE([Disabled AOT compiler])
703 if test "x$mono_feature_disable_profiler" = "xyes"; then
704         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
705         AC_MSG_NOTICE([Disabled support for the profiler])
707 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
709 if test "x$mono_feature_disable_decimal" = "xyes"; then
710         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
711         AC_MSG_NOTICE([Disabled support for decimal])
714 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
715         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
716         AC_MSG_NOTICE([Disabled support for P/Invoke])
719 if test "x$mono_feature_disable_debug" = "xyes"; then
720         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
721         AC_MSG_NOTICE([Disabled support for runtime debugging])
724 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
725         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
726         mono_feature_disable_reflection_emit_save=yes
727         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
730 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
731         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
732         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
735 if test "x$mono_feature_disable_large_code" = "xyes"; then
736         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
737         AC_MSG_NOTICE([Disabled support for large assemblies])
740 if test "x$mono_feature_disable_logging" = "xyes"; then
741         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
742         AC_MSG_NOTICE([Disabled support for logging])
745 if test "x$mono_feature_disable_com" = "xyes"; then
746         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
747         AC_MSG_NOTICE([Disabled COM support])
750 if test "x$mono_feature_disable_ssa" = "xyes"; then
751         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
752         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
755 if test "x$mono_feature_disable_generics" = "xyes"; then
756         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
757         AC_MSG_NOTICE([Disabled Generics Support])
760 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
761         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
762         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
765 if test "x$mono_feature_disable_portability" = "xyes"; then
766         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
767         AC_MSG_NOTICE([Disabled IO Portability layer])
770 if test "x$mono_feature_disable_attach" = "xyes"; then
771         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
772         AC_MSG_NOTICE([Disabled agent attach])
775 if test "x$mono_feature_disable_full_messages" = "xyes"; then
776         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
777         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
780 if test "x$mono_feature_disable_verifier" = "xyes"; then
781         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
782         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
785 if test "x$mono_feature_disable_jit" = "xyes"; then
786         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
787         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
790 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
792 if test "x$mono_feature_disable_simd" = "xyes"; then
793         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
794         AC_MSG_NOTICE([Disabled SIMD support])
797 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
798         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
799         AC_MSG_NOTICE([Disabled Soft Debugger.])
802 if test "x$mono_feature_disable_normalization" = "xyes"; then
803         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
804         AC_MSG_NOTICE([Disabled String normalization support.])
807 AC_MSG_CHECKING(for visibility __attribute__)
808 AC_TRY_COMPILE([], [
809    void __attribute__ ((visibility ("hidden"))) doit (void) {}
810    void main () { doit (); }
811 ], [
812    have_visibility_hidden=yes
813    AC_MSG_RESULT(yes)
814 ], [
815    have_visibility_hidden=no
816    AC_MSG_RESULT(no)
819 AC_MSG_CHECKING(for deprecated __attribute__)
820 AC_TRY_COMPILE([
821      int doit (void) __attribute__ ((deprecated));
822      int doit (void) { return 0; }
823 ], [
824         return 0;
825 ], [
826    have_deprecated=yes
827    AC_MSG_RESULT(yes)
828 ], [
829    have_deprecated=no
830    AC_MSG_RESULT(no)
833 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
834 if test x$enable_parallel_mark = xyes; then
835         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
838 LIBGC_CFLAGS=
839 LIBGC_LIBS=
840 LIBGC_STATIC_LIBS=
841 libgc_dir=
842 case "x$gc" in
843         xboehm|xbohem|xyes)
844                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
845                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
847                 if test "x$found_boehm" != "xyes"; then
848                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
849                 fi
850                 if test "x$gc_headers" != "xyes"; then
851                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
852                 fi
854                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
855                 AC_SUBST(HAVE_BOEHM_GC)
856                 LIBGC_LIBS="-lgc $libdl"
857                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
858                 libmono_ldflags="$libmono_ldflags -lgc"
860                 # AC_CHECK_FUNCS does not work for some reason...
861                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
862                 if test "x$found_gcj_malloc" = "xyes"; then
863                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
864                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
865                 else
866                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
867                 fi
868                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
869                 if test "x$found_gc_enable" = "xyes"; then
870                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
871                 fi
872                 ;;
874         xincluded)
875                 found_boehm=yes
876                 gc_headers=yes
877                 use_included_gc=yes
878                 libgc_dir=libgc
880                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
881                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
882                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
884                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
885                 AC_SUBST(HAVE_BOEHM_GC)
887                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
888                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
890                 # The included libgc contains GCJ support
891                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
892                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
893                 if test x$enable_parallel_mark = xyes; then
894                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
895                 else
896                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
897                 fi
898                 ;;
900         xsgen)
901                 found_boehm=no
902                 gc_headers=no
903                 use_included_gc=no
904                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
905                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
906                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
907                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
908                 ;;
910         xnone)
911                 AC_MSG_WARN("Compiling mono without GC.")
912                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
913                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
914                 ;;
915         *)
916                 AC_MSG_ERROR([Invalid argument to --with-gc.])
917                 ;;
918 esac
920 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
921 if test "x$large_heap" = "xyes"; then
922    echo "FOO"
923    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
926 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
927 AC_SUBST(LIBGC_CFLAGS)
928 AC_SUBST(LIBGC_LIBS)
929 AC_SUBST(LIBGC_STATIC_LIBS)
930 AC_SUBST(libgc_dir)
933 dnl End of libgc checks
936 dnl *************************************
937 dnl *** Checks for zero length arrays ***
938 dnl *************************************
939 AC_MSG_CHECKING(whether $CC supports zero length arrays)
940 AC_TRY_COMPILE([
941         struct s {
942                 int  length;
943                 char data [0];
944         };
945 ], [], [
946         AC_MSG_RESULT(yes)
947         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
948 ], [
949         AC_MSG_RESULT(no)
950         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
953 if test x$target_win32 = xno; then
955         dnl hires monotonic clock support
956         AC_SEARCH_LIBS(clock_gettime, rt)
958         dnl dynamic loader support
959         AC_CHECK_FUNC(dlopen, DL_LIB="",
960                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
961         )
962         if test x$dl_support = xno; then
963                 AC_MSG_WARN([No dynamic loading support available])
964         else
965                 LIBS="$LIBS $DL_LIB"
966                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
967                 dnl from glib's configure.in
968                 AC_CACHE_CHECK([for preceeding underscore in symbols],
969                         mono_cv_uscore,[
970                         AC_TRY_RUN([#include <dlfcn.h>
971                         int mono_underscore_test (void) { return 42; }
972                         int main() {
973                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
974                           handle = dlopen ((void*)0, 0);
975                           if (handle) {
976                             f1 = dlsym (handle, "mono_underscore_test");
977                             f2 = dlsym (handle, "_mono_underscore_test");
978                           } return (!f2 || f1);
979                         }],
980                                 [mono_cv_uscore=yes],
981                                 [mono_cv_uscore=no],
982                         [])
983                 ])
984                 if test "x$mono_cv_uscore" = "xyes"; then
985                         MONO_DL_NEED_USCORE=1
986                 else
987                         MONO_DL_NEED_USCORE=0
988                 fi
989                 AC_SUBST(MONO_DL_NEED_USCORE)
990                 AC_CHECK_FUNC(dlerror)
991         fi
993         dnl ******************************************************************
994         dnl *** Checks for the IKVM JNI interface library                  ***
995         dnl ******************************************************************
996         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
998         ikvm_native_dir=
999         if test x$with_ikvm_native = xyes; then
1000                 ikvm_native_dir=ikvm-native
1001                 jdk_headers_found="IKVM Native"
1002         fi
1004         AC_SUBST(ikvm_native_dir)
1006         AC_CHECK_HEADERS(execinfo.h)
1008         AC_CHECK_FUNCS(getgrgid_r)
1009         AC_CHECK_FUNCS(getgrnam_r)
1010         AC_CHECK_FUNCS(getpwnam_r)
1011         AC_CHECK_FUNCS(getpwuid_r)
1012         AC_CHECK_FUNCS(getresuid)
1013         AC_CHECK_FUNCS(setresuid)
1014         AC_CHECK_FUNCS(kqueue)
1015         AC_CHECK_FUNCS(backtrace_symbols)
1016         AC_CHECK_FUNCS(mkstemp)
1017         AC_CHECK_FUNCS(mmap)
1018         AC_CHECK_FUNCS(madvise)
1019         AC_CHECK_FUNCS(getrusage)
1020         AC_CHECK_FUNCS(getpriority)
1021         AC_CHECK_FUNCS(setpriority)
1022         AC_CHECK_FUNCS(dl_iterate_phdr)
1023         AC_CHECK_FUNCS(sysconf)
1025         AC_CHECK_FUNCS(sched_setaffinity)
1027         dnl ****************************************************************
1028         dnl *** Check for sched_setaffinity from glibc versions before   ***
1029         dnl *** 2.3.4. The older versions of the function only take 2    ***
1030         dnl *** parameters, not 3.                                       ***
1031         dnl ***                                                          ***
1032         dnl *** Because the interface change was not made in a minor     ***
1033         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1034         dnl *** won't always indicate the interface sched_affinity has.  ***
1035         dnl ****************************************************************
1036         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1037         AC_TRY_COMPILE([#include <sched.h>], [
1038                 int main() {
1039             int mask = 1; 
1040             sched_setaffinity(0, &mask);
1041         }
1042         ], [
1043                 # Yes, we have it...
1044                 AC_MSG_RESULT(yes)
1045                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1046         ], [
1047                 # We have the new, three-parameter version
1048                 AC_MSG_RESULT(no)
1049         ])
1052         dnl ******************************************************************
1053         dnl *** Check for large file support                               ***
1054         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1055         dnl ******************************************************************
1056         
1057         # Check that off_t can represent 2**63 - 1 correctly, working around
1058         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1059         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1060         large_offt=no
1061         AC_DEFUN([LARGE_FILES], [
1062                 large_CPPFLAGS=$CPPFLAGS
1063                 CPPFLAGS="$CPPFLAGS $1"
1064                 AC_TRY_RUN([
1065                         #include <sys/types.h>
1067                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1069                         int main(void) {
1070                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1071                                                (BIG_OFF_T%2147483647==1));
1072                                 if(big_off_t) {
1073                                         exit(0);
1074                                 } else {
1075                                         exit(1);
1076                                 }
1077                         }
1078                 ], [
1079                         AC_MSG_RESULT(ok)
1080                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1081                         large_CPPFLAGS="$large_CPPFLAGS $1"
1082                         large_offt=yes
1083                 ], [
1084                         AC_MSG_RESULT(no)
1085                 ], "")
1086                 CPPFLAGS=$large_CPPFLAGS
1087         ])
1089         AC_MSG_CHECKING(if off_t is 64 bits wide)
1090         LARGE_FILES("")
1091         if test $large_offt = no; then
1092                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1093                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1094         fi
1095         if test $large_offt = no; then
1096                 AC_MSG_WARN([No 64 bit file size support available])
1097         fi
1098         
1099         dnl *****************************
1100         dnl *** Checks for libsocket  ***
1101         dnl *****************************
1102         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1104         dnl *******************************
1105         dnl *** Checks for MSG_NOSIGNAL ***
1106         dnl *******************************
1107         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1108         AC_TRY_COMPILE([#include <sys/socket.h>], [
1109                 int f = MSG_NOSIGNAL;
1110         ], [
1111                 # Yes, we have it...
1112                 AC_MSG_RESULT(yes)
1113                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1114         ], [
1115                 # We'll have to use signals
1116                 AC_MSG_RESULT(no)
1117         ])
1119         dnl *****************************
1120         dnl *** Checks for SOL_IP     ***
1121         dnl *****************************
1122         AC_MSG_CHECKING(for SOL_IP)
1123         AC_TRY_COMPILE([#include <netdb.h>], [
1124                 int level = SOL_IP;
1125         ], [
1126                 # Yes, we have it...
1127                 AC_MSG_RESULT(yes)
1128                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1129         ], [
1130                 # We'll have to use getprotobyname
1131                 AC_MSG_RESULT(no)
1132         ])
1134         dnl *****************************
1135         dnl *** Checks for SOL_IPV6     ***
1136         dnl *****************************
1137         AC_MSG_CHECKING(for SOL_IPV6)
1138         AC_TRY_COMPILE([#include <netdb.h>], [
1139                 int level = SOL_IPV6;
1140         ], [
1141                 # Yes, we have it...
1142                 AC_MSG_RESULT(yes)
1143                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1144         ], [
1145                 # We'll have to use getprotobyname
1146                 AC_MSG_RESULT(no)
1147         ])
1149         dnl *****************************
1150         dnl *** Checks for SOL_TCP    ***
1151         dnl *****************************
1152         AC_MSG_CHECKING(for SOL_TCP)
1153         AC_TRY_COMPILE([#include <netdb.h>], [
1154                 int level = SOL_TCP;
1155         ], [
1156                 # Yes, we have it...
1157                 AC_MSG_RESULT(yes)
1158                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1159         ], [
1160                 # We'll have to use getprotobyname
1161                 AC_MSG_RESULT(no)
1162         ])
1164         dnl *****************************
1165         dnl *** Checks for IP_PKTINFO ***
1166         dnl *****************************
1167         AC_MSG_CHECKING(for IP_PKTINFO)
1168         AC_TRY_COMPILE([#include <netdb.h>], [
1169                 int level = IP_PKTINFO;
1170         ], [
1171                 # Yes, we have it...
1172                 AC_MSG_RESULT(yes)
1173                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1174         ], [
1175                 AC_MSG_RESULT(no)
1176         ])
1178         dnl *****************************
1179         dnl *** Checks for IPV6_PKTINFO ***
1180         dnl *****************************
1181         AC_MSG_CHECKING(for IPV6_PKTINFO)
1182         AC_TRY_COMPILE([#include <netdb.h>], [
1183                 int level = IPV6_PKTINFO;
1184         ], [
1185                 # Yes, we have it...
1186                 AC_MSG_RESULT(yes)
1187                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1188         ], [
1189                 AC_MSG_RESULT(no)
1190         ])
1192         dnl **********************************
1193         dnl *** Checks for IP_DONTFRAGMENT ***
1194         dnl **********************************
1195         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1196         AC_TRY_COMPILE([#include <netdb.h>], [
1197                 int level = IP_DONTFRAGMENT;
1198         ], [
1199                 # Yes, we have it...
1200                 AC_MSG_RESULT(yes)
1201                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1202         ], [
1203                 AC_MSG_RESULT(no)
1204         ])
1206         dnl **********************************
1207         dnl *** Checks for IP_MTU_DISCOVER ***
1208         dnl **********************************
1209         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1210         AC_TRY_COMPILE([#include <netdb.h>], [
1211                 int level = IP_MTU_DISCOVER;
1212         ], [
1213                 # Yes, we have it...
1214                 AC_MSG_RESULT(yes)
1215                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1216         ], [
1217                 AC_MSG_RESULT(no)
1218         ])
1220         dnl *********************************
1221         dnl *** Check for struct ip_mreqn ***
1222         dnl *********************************
1223         AC_MSG_CHECKING(for struct ip_mreqn)
1224         AC_TRY_COMPILE([#include <netinet/in.h>], [
1225                 struct ip_mreqn mreq;
1226                 mreq.imr_address.s_addr = 0;
1227         ], [
1228                 # Yes, we have it...
1229                 AC_MSG_RESULT(yes)
1230                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1231         ], [
1232                 # We'll just have to try and use struct ip_mreq
1233                 AC_MSG_RESULT(no)
1234                 AC_MSG_CHECKING(for struct ip_mreq)
1235                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1236                         struct ip_mreq mreq;
1237                         mreq.imr_interface.s_addr = 0;
1238                 ], [
1239                         # Yes, we have it...
1240                         AC_MSG_RESULT(yes)
1241                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1242                 ], [
1243                         # No multicast support
1244                         AC_MSG_RESULT(no)
1245                 ])
1246         ])
1247         
1248         dnl **********************************
1249         dnl *** Check for gethostbyname2_r ***
1250         dnl **********************************
1251         AC_MSG_CHECKING(for gethostbyname2_r)
1252                 AC_TRY_LINK([#include <netdb.h>], [
1253                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1254         ], [
1255                 # Yes, we have it...
1256                 AC_MSG_RESULT(yes)
1257                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1258         ], [
1259                 AC_MSG_RESULT(no)
1260         ])
1262         dnl *****************************
1263         dnl *** Checks for libnsl     ***
1264         dnl *****************************
1265         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1267         AC_CHECK_FUNCS(inet_pton inet_aton)
1269         dnl ***********************************************
1270         dnl *** Checks for size of sockaddr_un.sun_path ***
1271         dnl ***********************************************
1272         # AC_CHECK_SIZEOF can't cope with struct members :-(
1273         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1274         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1275                 [AC_TRY_RUN([
1276                         #include <sys/types.h>
1277                         #include <stdio.h>
1278                         #include <sys/un.h>
1280                         int main(void) {
1281                                 struct sockaddr_un sock_un;
1282                                 FILE *f=fopen("conftestval", "w");
1283                                 if(!f) exit(1);
1284                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1285                                 exit(0);
1286                         }
1287                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1288                    mono_cv_sizeof_sunpath=0,
1289                    mono_cv_sizeof_sunpath=0)])dnl
1290         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1291         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1293         dnl *****************************
1294         dnl *** Checks for libxnet    ***
1295         dnl *****************************
1296         case "${host}" in
1297                 *solaris* )
1298                         AC_MSG_CHECKING(for Solaris XPG4 support)
1299                         if test -f /usr/lib/libxnet.so; then
1300                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1301                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1302                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1303                                 LIBS="$LIBS -lxnet"
1304                                 AC_MSG_RESULT(yes)
1305                         else
1306                                 AC_MSG_RESULT(no)
1307                         fi
1309                         if test "$GCC" = "yes"; then
1310                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1311                         fi
1312                 ;;
1313         esac
1315         dnl *****************************
1316         dnl *** Checks for libpthread ***
1317         dnl *****************************
1318 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1319 # and libpthread does not exist
1321         case "${host}" in
1322                 *-*-*freebsd*)
1323                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1324                 ;;
1325                 *-*-*openbsd*)
1326                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1327                 ;;
1328                 *)
1329                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1330                 ;;
1331         esac
1332         AC_CHECK_HEADERS(pthread.h)
1333         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1334         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1335         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1336         AC_TRY_COMPILE([ #include <pthread.h>], [
1337                 pthread_mutexattr_t attr;
1338                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1339         ], [
1340                 AC_MSG_RESULT(ok)
1341         ], [
1342                 AC_MSG_RESULT(no)
1343                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1344                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1345         ])
1346         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1347         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1348         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1350         dnl ***********************************
1351         dnl *** Checks for signals
1352         dnl ***********************************
1353         AC_CHECK_HEADERS(signal.h)
1354         AC_CHECK_FUNCS(sigaction)
1356         dnl ***********************************
1357         dnl *** Checks for working __thread ***
1358         dnl ***********************************
1359         AC_MSG_CHECKING(for working __thread)
1360         if test "x$with_tls" != "x__thread"; then
1361                 AC_MSG_RESULT(disabled)
1362         else
1363                 AC_TRY_RUN([
1364                         #include <pthread.h>
1365                         __thread int i;
1366                         static int res1, res2;
1368                         void thread_main (void *arg)
1369                         {
1370                                 i = arg;
1371                                 sleep (1);
1372                                 if (arg == 1)
1373                                         res1 = (i == arg);
1374                                 else
1375                                         res2 = (i == arg);
1376                         }
1378                         int main () {
1379                                 pthread_t t1, t2;
1381                                 i = 5;
1383                                 pthread_create (&t1, NULL, thread_main, 1);
1384                                 pthread_create (&t2, NULL, thread_main, 2);
1386                                 pthread_join (t1, NULL);
1387                                 pthread_join (t2, NULL);
1389                                 return !(res1 + res2 == 2);
1390                         }
1391                 ], [
1392                                 AC_MSG_RESULT(yes)
1393                 ], [
1394                                 AC_MSG_RESULT(no)
1395                                 with_tls=pthread
1396                 ])
1397         fi
1399         dnl **************************************
1400         dnl *** Checks for working sigaltstack ***
1401         dnl **************************************
1402         AC_MSG_CHECKING(for working sigaltstack)
1403         if test "x$with_sigaltstack" != "xyes"; then
1404                 AC_MSG_RESULT(disabled)
1405         else
1406                 AC_TRY_RUN([
1407                         #include <stdio.h>
1408                         #include <stdlib.h>
1409                         #include <unistd.h>
1410                         #include <signal.h>
1411                         #include <pthread.h>
1412                         #include <sys/wait.h>
1413                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1414                         #define SA_STACK SA_ONSTACK
1415                         #endif
1416                         static void
1417                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1418                         {
1419                                 exit (0);
1420                         }
1422                         static void *
1423                         loop (void *ignored)
1424                         {
1425                                 char *ptr = NULL;
1427                                 *ptr = 0;
1428                                 return NULL;
1429                         }
1431                         static void
1432                         child ()
1433                         {
1434                                 struct sigaction sa;
1435                                 struct sigaltstack sas;
1436                                 pthread_t id;
1437                                 pthread_attr_t attr;
1439                                 sa.sa_sigaction = sigsegv_signal_handler;
1440                                 sigemptyset (&sa.sa_mask);
1441                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1442                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1443                                         perror ("sigaction");
1444                                         return;
1445                                 }
1447                                 sas.ss_sp = malloc (SIGSTKSZ);
1448                                 sas.ss_size = SIGSTKSZ;
1449                                 sas.ss_flags = 0;
1450                                 if (sigaltstack (&sas, NULL) == -1) {
1451                                         perror ("sigaltstack");
1452                                         return;
1453                                 }
1455                                 pthread_attr_init (&attr);
1456                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1457                                         printf ("pthread_create\n");
1458                                         return;
1459                                 }
1461                                 sleep (100);
1462                         }
1464                         int
1465                         main ()
1466                         {
1467                                 pid_t son;
1468                                 int status;
1469                                 int i;
1471                                 son = fork ();
1472                                 if (son == -1) {
1473                                         return 1;
1474                                 }
1476                                 if (son == 0) {
1477                                         child ();
1478                                         return 0;
1479                                 }
1481                                 for (i = 0; i < 3; ++i) {
1482                                         sleep (1);
1483                                         waitpid (son, &status, WNOHANG);
1484                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1485                                                 return 0;
1486                                 }
1488                                 kill (son, SIGKILL);
1489                                 return 1;
1490                         }
1492                 ], [
1493                                 AC_MSG_RESULT(yes)
1494                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1495                 ], [
1496                                 with_sigaltstack=no
1497                                 AC_MSG_RESULT(no)
1498                 ])
1499         fi
1501         dnl ********************************
1502         dnl *** Checks for semaphore lib ***
1503         dnl ********************************
1504         # 'Real Time' functions on Solaris
1505         # posix4 on Solaris 2.6
1506         # pthread (first!) on Linux
1507         AC_SEARCH_LIBS(sem_init, pthread rt posix4) 
1509         AC_SEARCH_LIBS(shm_open, pthread rt posix4) 
1510         AC_CHECK_FUNCS(shm_open)
1512         dnl ********************************
1513         dnl *** Checks for timezone stuff **
1514         dnl ********************************
1515         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1516                 AC_TRY_COMPILE([
1517                         #include <time.h>
1518                         ], [
1519                         struct tm tm;
1520                         tm.tm_gmtoff = 1;
1521                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1522         if test $ac_cv_struct_tm_gmtoff = yes; then
1523                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1524         else
1525                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1526                         AC_TRY_COMPILE([
1527                                 #include <time.h>
1528                         ], [
1529                                 timezone = 1;
1530                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1531                 if test $ac_cv_var_timezone = yes; then
1532                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1533                 else
1534                         AC_ERROR(unable to find a way to determine timezone)
1535                 fi
1536         fi
1538         dnl *********************************
1539         dnl *** Checks for math functions ***
1540         dnl *********************************
1541         AC_SEARCH_LIBS(sqrtf, m)
1542         if test "x$has_broken_apple_cpp" != "xyes"; then
1543                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1544                         AC_TRY_LINK([#include <math.h>], 
1545                         [ finite(0.0); ], 
1546                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1547                         AC_MSG_RESULT(no)))
1548         fi
1549         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1550                 AC_TRY_LINK([#include <math.h>], 
1551                 [ isfinite(0.0); ], 
1552                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1553                 AC_MSG_RESULT(no)))
1555         dnl ****************************************************************
1556         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1557         dnl *** have it in the library (duh))                            ***
1558         dnl ****************************************************************
1559         AC_CHECK_FUNCS(poll)
1561         dnl *************************
1562         dnl *** Check for signbit ***
1563         dnl *************************
1564         AC_MSG_CHECKING(for signbit)
1565         AC_TRY_LINK([#include <math.h>], [
1566                 int s = signbit(1.0);
1567         ], [
1568                 AC_MSG_RESULT(yes)
1569                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1570         ], [
1571                 AC_MSG_RESULT(no)
1572         ]) 
1574         dnl **********************************
1575         dnl *** epoll                      ***
1576         dnl **********************************
1577         AC_CHECK_HEADERS(sys/epoll.h)
1578         haveepoll=no
1579         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1580         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1581                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1582         fi
1584         dnl ******************************
1585         dnl *** Checks for SIOCGIFCONF ***
1586         dnl ******************************
1587         AC_CHECK_HEADERS(sys/ioctl.h)
1588         AC_CHECK_HEADERS(net/if.h, [], [],
1589            [
1590            #ifdef HAVE_SYS_TYPES_H
1591            # include <sys/types.h>
1592            #endif
1593            #ifdef HAVE_SYS_SOCKET_H
1594            # include <sys/socket.h>
1595            #endif
1596            ])
1597         AC_MSG_CHECKING(for ifreq)
1598         AC_TRY_COMPILE([
1599                 #include <stdio.h>
1600                 #include <sys/ioctl.h>
1601                 #include <net/if.h>
1602                 ], [
1603                 struct ifconf ifc;
1604                 struct ifreq *ifr;
1605                 void *x;
1606                 ifc.ifc_len = 0;
1607                 ifc.ifc_buf = NULL;
1608                 x = (void *) &ifr->ifr_addr;
1609                 ],[
1610                         AC_MSG_RESULT(yes)
1611                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1612                 ], [
1613                         AC_MSG_RESULT(no)
1614                 ])
1615         dnl **********************************
1616         dnl ***     Checks for sin_len     ***
1617         dnl **********************************
1618         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1619         AC_TRY_COMPILE([
1620                 #include <netinet/in.h>
1621                 ], [
1622                 struct sockaddr_in saddr;
1623                 saddr.sin_len = sizeof (saddr);
1624                 ],[
1625                         AC_MSG_RESULT(yes)
1626                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1627                 ], [
1628                         AC_MSG_RESULT(no)
1629                 ])      
1630         dnl **********************************
1631         dnl ***    Checks for sin6_len     ***
1632         dnl **********************************
1633         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1634         AC_TRY_COMPILE([
1635                 #include <netinet/in.h>
1636                 ], [
1637                 struct sockaddr_in6 saddr6;
1638                 saddr6.sin6_len = sizeof (saddr6);
1639                 ],[
1640                         AC_MSG_RESULT(yes)
1641                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1642                 ], [
1643                         AC_MSG_RESULT(no)
1644                 ])      
1645         dnl **********************************
1646         dnl *** Checks for MonoPosixHelper ***
1647         dnl **********************************
1648         AC_CHECK_HEADERS(checklist.h)
1649         AC_CHECK_HEADERS(pathconf.h)
1650         AC_CHECK_HEADERS(fstab.h)
1651         AC_CHECK_HEADERS(attr/xattr.h)
1652         AC_CHECK_HEADERS(sys/extattr.h)
1653         AC_CHECK_HEADERS(sys/sendfile.h)
1654         AC_CHECK_HEADERS(sys/statvfs.h)
1655         AC_CHECK_HEADERS(sys/statfs.h)
1656         AC_CHECK_HEADERS(sys/vfstab.h)
1657         AC_CHECK_HEADERS(sys/xattr.h)
1658         AC_CHECK_HEADERS(sys/mman.h)
1659         AC_CHECK_HEADERS(sys/param.h)
1660         AC_CHECK_HEADERS(sys/mount.h, [], [],
1661                 [
1662                 #ifdef HAVE_SYS_PARAM_H
1663                 # include <sys/param.h>
1664                 #endif
1665                 ])
1666         AC_CHECK_HEADERS(sys/mount.h)
1667         AC_CHECK_FUNCS(confstr)
1668         AC_CHECK_FUNCS(seekdir telldir)
1669         AC_CHECK_FUNCS(getdomainname)
1670         AC_CHECK_FUNCS(setdomainname)
1671         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1672         AC_CHECK_FUNCS(setgroups)
1673         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1674         AC_CHECK_FUNCS(getfsstat)
1675         AC_CHECK_FUNCS(lutimes futimes)
1676         AC_CHECK_FUNCS(mremap)
1677         AC_CHECK_FUNCS(remap_file_pages)
1678         AC_CHECK_FUNCS(posix_fadvise)
1679         AC_CHECK_FUNCS(posix_fallocate)
1680         AC_CHECK_FUNCS(posix_madvise)
1681         AC_CHECK_FUNCS(vsnprintf)
1682         AC_CHECK_FUNCS(sendfile)
1683         AC_CHECK_FUNCS(gethostid sethostid)
1684         AC_CHECK_FUNCS(sethostname)
1685         AC_CHECK_FUNCS(statfs)
1686         AC_CHECK_FUNCS(fstatfs)
1687         AC_CHECK_FUNCS(statvfs)
1688         AC_CHECK_FUNCS(fstatvfs)
1689         AC_CHECK_FUNCS(stime)
1690         AC_CHECK_FUNCS(strerror_r)
1691         AC_CHECK_FUNCS(ttyname_r)
1692         AC_CHECK_FUNCS(psignal)
1693         AC_CHECK_FUNCS(getlogin_r)
1694         AC_CHECK_FUNCS(lockf)
1695         AC_CHECK_FUNCS(swab)
1696         AC_CHECK_FUNCS(setusershell endusershell)
1697         AC_CHECK_SIZEOF(size_t)
1698         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], , 
1699                 [#include <sys/types.h>
1700                  #include <sys/stat.h>
1701                  #include <unistd.h>])
1702         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1703                 [#include <sys/types.h>
1704                  #include <sys/stat.h>
1705                  #include <unistd.h>])
1706         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1707                 [#include <sys/time.h>])
1708         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1709                 [#include <unistd.h>
1710                  #include <fcntl.h>])
1711         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1712                 [#include <sys/poll.h>])
1713         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1714                 [#include <sys/types.h>
1715                  #include <sys/stat.h>
1716                  #include <unistd.h>])
1717         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1718                 [#include <time.h>])
1719         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1720                 [#include <sys/time.h>
1721                  #include <sys/types.h>
1722                  #include <utime.h>])
1723         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1724                 [#include <sys/time.h>])
1725         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1726                 [#include <sys/types.h>
1727                  #include <utime.h>])
1728         AC_CHECK_MEMBERS(
1729                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,, 
1730                 [#include <sys/types.h>
1731                  #include <dirent.h>])
1732         AC_CHECK_MEMBERS(
1733                 [struct passwd.pw_gecos],,, 
1734                 [#include <sys/types.h>
1735                  #include <pwd.h>])
1736         AC_CHECK_MEMBERS(
1737                 [struct statfs.f_flags],,, 
1738                 [#include <sys/types.h>
1739                  #include <sys/vfs.h>])
1741         dnl Favour xattr through glibc, but use libattr if we have to
1742         AC_CHECK_FUNC(lsetxattr, ,
1743                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1744         )
1745         AC_SUBST(XATTR_LIB)
1747         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1748         AC_CHECK_MEMBERS(
1749                 [struct kinfo_proc.kp_proc],,, 
1750                 [#include <sys/types.h>
1751                  #include <sys/param.h>
1752                  #include <sys/sysctl.h>
1753                  #include <sys/proc.h>
1754                  ])
1756         dnl *********************************
1757         dnl *** Checks for Windows compilation ***
1758         dnl *********************************
1759         AC_CHECK_HEADERS(sys/time.h)
1760         AC_CHECK_HEADERS(sys/param.h)
1761         AC_CHECK_HEADERS(dirent.h)
1763         dnl *********************************
1764         dnl *** Check for Console 2.0 I/O ***
1765         dnl *********************************
1766         AC_CHECK_HEADERS([curses.h])
1767         AC_CHECK_HEADERS([term.h], [], [],
1768         [#if HAVE_CURSES_H
1769          #include <curses.h>
1770          #endif
1771         ])
1772         AC_CHECK_HEADERS([termios.h])
1774         dnl * This is provided in io-layer, but on windows it's only available
1775         dnl * on xp+
1776         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1777 else
1778         jdk_headers_found=no
1779         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1780         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1781         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1782         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1783         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1784         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1785         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1787         dnl *********************************
1788         dnl *** Check for struct ip_mreqn ***
1789         dnl *********************************
1790         AC_MSG_CHECKING(for struct ip_mreqn)
1791         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1792                 struct ip_mreqn mreq;
1793                 mreq.imr_address.s_addr = 0;
1794         ], [
1795                 # Yes, we have it...
1796                 AC_MSG_RESULT(yes)
1797                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1798         ], [
1799                 # We'll just have to try and use struct ip_mreq
1800                 AC_MSG_RESULT(no)
1801                 AC_MSG_CHECKING(for struct ip_mreq)
1802                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1803                         struct ip_mreq mreq;
1804                         mreq.imr_interface.s_addr = 0;
1805                 ], [
1806                         # Yes, we have it...
1807                         AC_MSG_RESULT(yes)
1808                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1809                 ], [
1810                         # No multicast support
1811                         AC_MSG_RESULT(no)
1812                 ])
1813         ])
1814         AC_CHECK_FUNCS(GetProcessId)
1817 dnl socklen_t check
1818 AC_MSG_CHECKING(for socklen_t)
1819 AC_TRY_COMPILE([
1820 #include <sys/types.h>
1821 #include <sys/socket.h>
1823   socklen_t foo;
1825 ac_cv_c_socklen_t=yes
1826         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1827         AC_MSG_RESULT(yes)
1829         AC_MSG_RESULT(no)
1832 AC_MSG_CHECKING(for array element initializer support)
1833 AC_TRY_COMPILE([#include <sys/socket.h>], [
1834         const int array[] = {[1] = 2,};
1835 ], [
1836         # Yes, we have it...
1837         AC_MSG_RESULT(yes)
1838         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1839 ], [
1840         # We'll have to use signals
1841         AC_MSG_RESULT(no)
1844 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1845         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1846         AC_TRY_LINK([#include <math.h>], 
1847         [ static void *p = &trunc; ],
1848         [
1849                 AC_DEFINE(HAVE_TRUNC) 
1850                 AC_MSG_RESULT(yes)
1851                 ac_cv_trunc=yes
1852         ],
1853         AC_MSG_RESULT(no)))
1855 if test "x$ac_cv_truncl" != "xyes"; then
1856    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1859 AC_CHECK_FUNCS(round)
1860 AC_CHECK_FUNCS(rint)
1862 dnl ****************************
1863 dnl *** Look for /dev/random ***
1864 dnl ****************************
1866 AC_MSG_CHECKING([if usage of random device is requested])
1867 AC_ARG_ENABLE(dev-random,
1868 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1869 try_dev_random=$enableval, try_dev_random=yes)
1871 AC_MSG_RESULT($try_dev_random)
1873 case "{$target}" in
1874     *-openbsd*)
1875     NAME_DEV_RANDOM="/dev/srandom"
1876     ;;
1878 dnl Win32 does not have /dev/random, they have their own method...
1880     *-mingw*|*-*-cygwin*)
1881     ac_cv_have_dev_random=no
1882     ;;
1884 dnl Everywhere else, it's /dev/random
1886     *)
1887     NAME_DEV_RANDOM="/dev/random"
1888     ;;
1889 esac
1891 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1893 dnl Now check if the device actually exists
1895 if test "x$try_dev_random" = "xyes"; then
1896     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1897     [if test -r "$NAME_DEV_RANDOM" ; then
1898         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1899     if test "x$ac_cv_have_dev_random" = "xyes"; then
1900         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1901     fi
1902 else
1903     AC_MSG_CHECKING(for random device)
1904     ac_cv_have_dev_random=no
1905     AC_MSG_RESULT(has been disabled)
1908 if test "x$host_win32" = "xyes"; then
1909     AC_DEFINE(HAVE_CRYPT_RNG)
1912 if test "x$ac_cv_have_dev_random" = "xno" \
1913     && test "x$host_win32" = "xno"; then
1914     AC_MSG_WARN([[
1916 *** A system-provided entropy source was not found on this system.
1917 *** Because of this, the System.Security.Cryptography random number generator
1918 *** will throw a NotImplemented exception.
1920 *** If you are seeing this message, and you know your system DOES have an
1921 *** entropy collection in place, please contact <crichton@gimp.org> and
1922 *** provide information about the system and how to access the random device.
1924 *** Otherwise you can install either egd or prngd and set the environment
1925 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1926 ***]])
1929 AC_MSG_CHECKING([if inter-process shared handles are requested])
1930 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1931 AC_MSG_RESULT($try_shared_handles)
1932 if test "x$try_shared_handles" != "xyes"; then
1933         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1934         AC_SUBST(DISABLE_SHARED_HANDLES)
1937 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1938 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1940 AC_MSG_CHECKING([if big-arrays are to be enabled])
1941 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1942 if test "x$enable_big_arrays" = "xyes" ; then
1943     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1944         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1945     else
1946         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1947     fi
1949 AC_MSG_RESULT($enable_big_arrays)
1951 dnl **************
1952 dnl *** DTRACE ***
1953 dnl **************
1955 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1957 if test "x$enable_dtrace" = "xyes"; then
1958    if test "x$has_dtrace" = "xno"; then
1959           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1960    fi
1961    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1962    if test "x$DTRACE" = "xno"; then
1963           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1964           enable_dtrace=no
1965    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1966           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1967           enable_dtrace=no
1968    fi
1971 dtrace_g=no
1972 if test "x$enable_dtrace" = "xyes"; then
1973         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1974         DTRACEFLAGS=
1975         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1976                 case "$host" in
1977                         powerpc-*-darwin*)
1978                         DTRACEFLAGS="-arch ppc64"
1979                         ;;
1980                         i*86-*-darwin*)
1981                         DTRACEFLAGS="-arch x86_64"
1982                         ;;
1983                         *)
1984                         DTRACEFLAGS=-64
1985                         ;;
1986                 esac
1987         else
1988                 case "$host" in
1989                         powerpc-*-darwin*)
1990                         DTRACEFLAGS="-arch ppc"
1991                         ;;
1992                         i*86-*-darwin*)
1993                         DTRACEFLAGS="-arch i386"
1994                         ;;
1995                         *)
1996                         DTRACEFLAGS=-32
1997                         ;;
1998                 esac
1999         fi
2000         AC_SUBST(DTRACEFLAGS)
2001         case "$host" in
2002                 *-*-solaris*)
2003                 dtrace_g=yes
2004                 ;;
2005         esac
2006         AC_CHECK_HEADERS([sys/sdt.h])
2008 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2009 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2011 dnl **************
2012 dnl ***  LLVM  ***
2013 dnl **************
2015 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2017 if test "x$enable_llvm" = "xyes"; then
2018    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2019    if test "x$LLVM_CONFIG" = "xno"; then
2020           AC_MSG_ERROR([llvm-config not found.])
2021    fi
2023    # The output of --cflags seems to include optimizations flags too
2024    LLVM_CFLAGS=`$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'`
2025    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2026    # from LLVM classes.
2027    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2028    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2029    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
2030    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2032    # Should be something like '2.6' or '2.7svn'
2033    llvm_version=`$LLVM_CONFIG --version`
2034    major_version=`echo $llvm_version | cut -c 1`
2035    minor_version=`echo $llvm_version | cut -c 3`
2036    if echo $llvm_version | grep -q 'mono'; then
2037           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2038           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"       
2039    fi
2041    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2042    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2044    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2045    # llvm's config.h
2046    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2048    AC_SUBST(LLVM_CFLAGS)
2049    AC_SUBST(LLVM_CXXFLAGS)
2050    AC_SUBST(LLVM_LIBS)
2051    AC_SUBST(LLVM_LDFLAGS)
2052    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2055 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2057 TARGET="unknown"
2058 ACCESS_UNALIGNED="yes"
2060 JIT_SUPPORTED=no
2061 INTERP_SUPPORTED=no
2062 LIBC="libc.so.6"
2063 INTL="libc.so.6"
2064 SQLITE="libsqlite.so.0"
2065 SQLITE3="libsqlite3.so.0"
2066 X11="libX11.so"
2068 sizeof_register="SIZEOF_VOID_P"
2070 jit_wanted=false
2071 interp_wanted=false
2072 case "$host" in
2073 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2074 #               TARGET=MIPS;
2075 #               ACCESS_UNALIGNED="no"
2076 #               ;;
2077         mips*)
2078                 TARGET=MIPS;
2079                 arch_target=mips;
2080                 ACCESS_UNALIGNED="no"
2081                 JIT_SUPPORTED=yes
2082                 jit_wanted=true
2084                 AC_MSG_CHECKING(for mips n32)
2085                 AC_TRY_COMPILE([], [
2086                 void main () {
2087                 #if _MIPS_SIM != _ABIN32
2088                 #error Not mips n32
2089                 #endif
2090                 }
2091                 ],[
2092                 AC_MSG_RESULT(yes)
2093                 sizeof_register=8
2094                 ],[
2095                 AC_MSG_RESULT(no)
2096                 ])
2097                 ;;
2098         i*86-*-*)
2099                 TARGET=X86;
2100                 arch_target=x86;
2101                 JIT_SUPPORTED=yes
2102                 jit_wanted=true
2103                 case $host_os in
2104                   solaris*)
2105                         LIBC="libc.so"
2106                         INTL="libintl.so"
2107                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2108                                 TARGET=AMD64
2109                                 arch_target=amd64
2110                         fi
2112                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2113                         # int astruct __attribute__ ((visibility ("hidden")));
2114                         # void foo ()
2115                         # {
2116                         #       void *p = &astruct;
2117                         # }
2118                         # gcc -fPIC --shared -o libfoo.so foo.c
2119                         # yields:
2120                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2121                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2122                         have_visibility_hidden=no
2123                         ;;
2124                   cygwin*)
2125                         have_visibility_hidden=no                 
2126                         ;;
2127                   haiku*)
2128                         LIBC=libroot.so
2129                         ;;
2130                 esac
2131                 ;;
2132         x86_64-*-* | amd64-*-*)
2133                 TARGET=AMD64;
2134                 arch_target=amd64;
2135                 JIT_SUPPORTED=yes
2136                 jit_wanted=true
2137                 ;;
2138         ia64-*-*)
2139                 TARGET=IA64
2140                 arch_target=ia64
2141                 ACCESS_UNALIGNED="no"
2142                 JIT_SUPPORTED=yes
2143                 jit_wanted=true
2144                 LIBC="libc.so.6.1"
2145                 INTL="libc.so.6.1"
2146                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2147                 libmono_ldflags="-lunwind"
2148                 ;;
2149         sparc*-*-*)
2150                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2151                    TARGET=SPARC64
2152                 else
2153                         TARGET=SPARC
2154                 fi
2155                 arch_target=sparc;
2156                 JIT_SUPPORTED=yes
2157                 ACCESS_UNALIGNED="no"
2158                 case $host_os in
2159                   linux*) ;;
2160                   *)
2161                         LIBC="libc.so"
2162                         INTL="libintl.so"
2163                 esac
2164                 jit_wanted=true
2165                 if test x"$GCC" = xyes; then
2166                         # We don't support v8 cpus
2167                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2168                 fi
2169                 if test x"$AR" = xfalse; then
2170                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2171                 fi
2172                 ;;
2173        alpha*-*-linux* | alpha*-*-osf*)
2174                 TARGET=ALPHA;
2175                 ACCESS_UNALIGNED="no"
2176                 JIT_SUPPORTED=yes
2177                 jit_wanted=true
2178                 arch_target=alpha;
2179                 CFLAGS="$CFLAGS -mieee -O0"
2180                 case $host_os in
2181                   linux*)
2182                         LIBC="libc.so.6.1"
2183                         INTL="libc.so.6.1"
2184                 esac
2185                ;;
2186         *-mingw*|*-*-cygwin*)
2187                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2188                 have_visibility_hidden=no
2189                 INTL="intl"
2190                 ;;
2191         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2192                 TARGET=HPPA;
2193                 arch_target=hppa; 
2194                 LIBC="libc.sl"
2195                 ACCESS_UNALIGNED="no"
2196                 INTERP_SUPPORTED=yes
2197                 interp_wanted=true
2198                 ;;
2199         hppa*linux*)
2200                 TARGET=HPPA;
2201                 arch_target=hppa; 
2202                 ACCESS_UNALIGNED="no"
2203                 JIT_SUPPORTED=yes
2204                 jit_wanted=true
2205                 ;;
2206         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2207         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2208                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2209                         TARGET=POWERPC64;
2210                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2211                         CFLAGS="$CFLAGS -mminimal-toc"
2212                 else
2213                         TARGET=POWERPC;
2214                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2215                 fi
2216                 arch_target=ppc;
2217                 JIT_SUPPORTED=yes
2218                 jit_wanted=true
2219                 ;;
2220         arm*-darwin*)
2221                 TARGET=ARM;
2222                 arch_target=arm;
2223                 ACCESS_UNALIGNED="no"
2224                 JIT_SUPPORTED=yes
2225                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2226                 jit_wanted=true
2227                 ;;
2228         arm*-linux*)
2229                 TARGET=ARM;
2230                 arch_target=arm;
2231                 ACCESS_UNALIGNED="no"
2232                 JIT_SUPPORTED=yes
2233                 jit_wanted=true
2234                 ;;
2235         s390-*-linux*)
2236                 TARGET=S390;
2237                 arch_target=s390;
2238                 ACCESS_UNALIGNED="yes"
2239                 JIT_SUPPORTED=yes
2240                 jit_wanted=true
2241                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2242                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2243                 ;;
2244         s390x-*-linux*)
2245                 TARGET=S390x;
2246                 arch_target=s390x;
2247                 ACCESS_UNALIGNED="yes"
2248                 JIT_SUPPORTED=yes
2249                 jit_wanted=true
2250                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2251                 ;;
2252 esac
2254 if test "x$host" != "x$target"; then
2255    case "$target" in
2256    powerpc64-ps3-linux-gnu)
2257                 TARGET=POWERPC64
2258                 arch_target=powerpc64
2259                 AC_DEFINE(TARGET_PS3, 1, [...])
2260                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2261                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2262                 # uses this define
2263                 AC_DEFINE(__mono_ppc64__, 1, [...])
2264                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2265                 sizeof_register=8
2266                 target_byte_order=G_BIG_ENDIAN
2267                 ;;
2269    powerpc64-xbox360-linux-gnu)
2270                 TARGET=POWERPC64
2271                 arch_target=powerpc64
2272                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2273                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2274                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2275                 # uses this define
2276                 sizeof_register=8
2277                 target_byte_order=G_BIG_ENDIAN
2278                 ;;
2279         *)
2280                 AC_MSG_WARN([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2281         esac
2284 # FIXME: Define the others as well
2285 case "$TARGET" in
2286 X86)
2287         AC_DEFINE(TARGET_X86, 1, [...])
2288         ;;
2289 AMD64)
2290         AC_DEFINE(TARGET_AMD64, 1, [...])
2291         ;;
2292 ARM)
2293         AC_DEFINE(TARGET_ARM, 1, [...])
2294         ;;
2295 POWERPC)
2296         AC_DEFINE(TARGET_POWERPC, 1, [...])
2297         ;;
2298 POWERPC64)
2299         AC_DEFINE(TARGET_POWERPC, 1, [...])
2300         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2301         ;;
2302 esac
2304 if test "x$sizeof_register" = "x4"; then
2305    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2306 elif test "x$sizeof_register" = "x8"; then
2307    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2308 else
2309    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2312 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2313    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2314 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2315    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2316 else
2317    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2320 if test "x$have_visibility_hidden" = "xyes"; then
2321    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2324 if test "x$have_deprecated" = "xyes"; then
2325    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2328 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2329         if test x$withval = xyes; then
2330            jit_wanted=true
2331         else
2332            jit_wanted=false
2333         fi
2336 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2337         if test x$withval = xyes; then
2338            interp_wanted=true
2339         else
2340            interp_wanted=false
2341         fi
2344 USEJIT=false
2345 if test x$JIT_SUPPORTED = xyes; then
2346    if $jit_wanted; then
2347       USEJIT=true
2348       jit_status="Building and using the JIT"
2349    else
2350       if $interp_wanted; then
2351          jit_status="Building the JIT, defaulting to the interpreter"
2352       else
2353          AC_ERROR(No JIT or interpreter support available or selected.)
2354       fi
2355    fi
2356 else
2357    if test x$interp_wanted = xtrue; then
2358       jit_status="interpreter"
2359    else
2360       AC_ERROR(No JIT or interpreter support available or selected.)
2361    fi
2364 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2366 libsuffix=".so"
2368 case "$host" in
2369      *-*-darwin*)
2370         libsuffix=".dylib"
2371         LIBC="libc.dylib"
2372         INTL="libintl.dylib"
2373         SQLITE="libsqlite.0.dylib"
2374         SQLITE3="libsqlite3.0.dylib"
2375         X11="libX11.dylib"
2376         ;;
2377      *-*-*netbsd*)
2378         LIBC="libc.so.12"
2379         INTL="libintl.so.0"
2380         ;;
2381     *-*-*freebsd*)
2382         LIBC="libc.so"
2383         INTL="libintl.so"
2384         SQLITE="libsqlite.so"
2385         SQLITE3="libsqlite3.so"
2386         ;;
2387     *-*-*openbsd*)
2388         LIBC="libc.so"
2389         INTL="libintl.so"
2390         SQLITE="libsqlite.so"
2391         SQLITE3="libsqlite3.so"
2392         ;;
2393     *-*-*linux*)
2394         AC_PATH_X
2395         AC_MSG_CHECKING(for the soname of libX11.so)
2396         for i in $x_libraries /usr/lib /usr/lib64; do
2397                 for r in 4 5 6; do
2398                         if test -f $i/libX11.so.$r; then
2399                                 X11=libX11.so.$r
2400                                 AC_MSG_RESULT($X11)
2401                         fi
2402                 done
2403         done
2404         
2405         if test "x$X11" = "xlibX11.so"; then
2406                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2407         fi
2408         ;;
2409 esac
2412 AC_SUBST(libsuffix)
2414 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2415         if test "x$with_tls" = "x__thread"; then
2416                 #
2417                 # On some linux distributions, TLS works in executables, but linking 
2418                 # against a shared library containing TLS fails with:
2419                 # undefined reference to `__tls_get_addr'
2420                 #
2421                 rm -f conftest.c conftest.so conftest
2422                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2423                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2424                 $CC -o conftest conftest.so > /dev/null 2>&1
2425                 if test ! -f conftest; then
2426                    AC_MSG_WARN([Disabling usage of __thread.]);
2427                    with_tls=pthread
2428                 fi
2429                 rm -f conftest.c conftest.so conftest
2430         fi
2433 mono_debugger_supported=no
2434 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2435 if test "x$try_mono_debugger" = "xyes"; then
2436         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2437                 if test x$use_included_gc = xyes; then
2438                         case "$host" in
2439                         *-*-*linux*)
2440                                 mono_debugger_supported=yes
2441                                 ;;
2442                         *86-apple-darwin*)
2443                                 mono_debugger_supported=yes
2444                                 ;;              
2445                         esac
2446                 fi
2447         fi
2450 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2451 if test "x$mono_debugger_supported" = "xyes"; then
2452         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2454 AC_MSG_RESULT($mono_debugger_supported)
2455 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2457 if test "x$with_tls" = "x__thread"; then
2458         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2459         # Pass the information to libgc
2460         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2461         AC_MSG_CHECKING(if the tls_model attribute is supported)
2462         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2463                 ], [
2464                         AC_MSG_RESULT(yes)
2465                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2466                 ], [
2467                         AC_MSG_RESULT(no)
2468         ])
2471 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2472         dnl ******************************************
2473         dnl *** Check to see what FPU is available ***
2474         dnl ******************************************
2475         AC_MSG_CHECKING(which FPU to use)
2477         AC_TRY_COMPILE([], [
2478                 __asm__ ("ldfd f0, [r0]");
2479                 ], fpu=FPA, fpu=NONE)
2481         AC_MSG_RESULT($fpu)
2482         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2483         unset fpu
2486 if test ${TARGET} = unknown; then
2487         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2488         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2491 if test ${ACCESS_UNALIGNED} = no; then
2492         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2495 case "x$gc" in
2496         xincluded)
2497                 # Pass CPPFLAGS to libgc configure
2498                 # We should use a separate variable for this to avoid passing useless and
2499                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2500                 # This should be executed late so we pick up the final version of CPPFLAGS
2501                 # The problem with this approach, is that during a reconfigure, the main
2502                 # configure scripts gets invoked with these arguments, so we use separate
2503                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2504                 LIBGC_CPPFLAGS=$CPPFLAGS
2505                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2506                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2507                 fi
2508                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2509                 AC_CONFIG_SUBDIRS(libgc)
2510                 ;;
2511 esac
2513 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2514 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2515 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2517 OPROFILE=no
2518 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2519         if test x$with_oprofile != xno; then
2520             oprofile_include=$with_oprofile/include
2521             if test ! -f $oprofile_include/opagent.h; then
2522                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2523                 fi
2524             OPROFILE=yes
2525                 OPROFILE_CFLAGS="-I$oprofile_include"
2526             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2527             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2528         fi
2531 MALLOC_MEMPOOLS=no
2532 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2533         if test x$with_malloc_mempools = xyes; then
2534                 MALLOC_MEMPOOLS=yes
2535                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2536         fi
2540 DISABLE_MCS_DOCS=no
2541 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2542         if test x$with_mcs_docs != xyes; then
2543                 DISABLE_MCS_DOCS=yes
2544         fi
2547 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2548         if test "x$with_moonlight" = "xyes"; then
2549                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2550         elif test "x$with_moonlight" = "xonly"; then
2551                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2552         fi
2553 ], [with_moonlight=no])
2557 AC_CHECK_HEADER([malloc.h], 
2558                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1], 
2559                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2562 dnl Consistency settings
2564 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2565    DISABLE_MCS_DOCS=yes
2568 if test x$DISABLE_MCS_DOCS = xyes; then
2569    docs_dir=""
2570 else
2571    docs_dir=docs
2573 AC_SUBST(docs_dir)
2575 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2576 AC_SUBST(OPROFILE_CFLAGS)
2577 AC_SUBST(OPROFILE_LIBS)
2579 libmono_ldflags="$libmono_ldflags $LIBS"
2581 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2582 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2583 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2584 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2586 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2587 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2588 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2589 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2590 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2591 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2592 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2593 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2594 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2595 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2596 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2597 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2598 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2599 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2600 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2601 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2603 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2604 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2605 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2607 AC_SUBST(LIBC)
2608 AC_SUBST(INTL)
2609 AC_SUBST(SQLITE)
2610 AC_SUBST(SQLITE3)
2611 AC_SUBST(X11)
2612 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2613 AC_SUBST(arch_target)
2614 AC_SUBST(CFLAGS)
2615 AC_SUBST(CPPFLAGS)
2616 AC_SUBST(LDFLAGS)
2618 mono_build_root=`pwd`
2619 AC_SUBST(mono_build_root)
2621 if test x$USEJIT = xtrue; then
2622   mono_runtime=mono/mini/mono
2623 else
2624   mono_runtime=mono/interpreter/mint
2626 AC_SUBST(mono_runtime)
2628 mono_cfg_root=$mono_build_root/runtime
2629 if test x$host_win32 = xyes; then
2630   if test "x$cross_compiling" = "xno"; then
2631     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2632   else
2633     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2634   fi
2635 else
2636   mono_cfg_dir=$mono_cfg_root/etc
2638 AC_SUBST(mono_cfg_dir)
2640 AC_CONFIG_FILES([po/mcs/Makefile.in])
2642 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2643 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2645 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2646 [   depth=../../../..
2647     case $srcdir in
2648     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2649     .) reldir=$depth ;;
2650     *) reldir=$depth/$srcdir ;;
2651     esac
2652     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2653     cd runtime/etc/mono/1.0
2654     rm -f machine.config
2655     $LN_S $reldir/data/net_1_1/machine.config machine.config
2656     cd $depth
2657 ],[LN_S='$LN_S'])
2659 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2660 [   depth=../../../..
2661     case $srcdir in
2662     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2663     .) reldir=$depth ;;
2664     *) reldir=$depth/$srcdir ;;
2665     esac
2666     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2667     cd runtime/etc/mono/2.0
2668     rm -f machine.config
2669     $LN_S $reldir/data/net_2_0/machine.config machine.config
2670     cd $depth
2671 ],[LN_S='$LN_S'])
2673 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2674 [   depth=../../../..
2675     case $srcdir in
2676     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2677     .) reldir=$depth ;;
2678     *) reldir=$depth/$srcdir ;;
2679     esac
2680     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2681     cd runtime/etc/mono/2.0
2682     rm -f web.config
2683     $LN_S $reldir/data/net_2_0/web.config web.config
2684     cd $depth
2685 ],[LN_S='$LN_S'])
2687 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2688 [   depth=../../..
2689     case $srcdir in
2690     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2691     .) reldir=$depth ;;
2692     *) reldir=$depth/$srcdir ;;
2693     esac
2694     $ac_aux_dir/install-sh -d runtime/etc/mono/
2695     cd runtime/etc/mono/
2696     rm -f browscap.ini
2697     $LN_S $reldir/data/browscap.ini browscap.ini
2698     cd $depth
2699 ],[LN_S='$LN_S'])
2701 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2702 [   depth=../../../../..
2703     case $srcdir in
2704     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2705     .) reldir=$depth ;;
2706     *) reldir=$depth/$srcdir ;;
2707     esac
2708     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2709     cd runtime/etc/mono/2.0/Browsers
2710     rm -f Compat.browser
2711     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2712     cd $depth
2713 ],[LN_S='$LN_S'])
2715 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2716 [   depth=../../../..
2717     case $srcdir in
2718     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2719     .) reldir=$depth ;;
2720     *) reldir=$depth/$srcdir ;;
2721     esac
2722     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2723     cd runtime/etc/mono/4.0
2724     rm -f machine.config
2725     $LN_S $reldir/data/net_4_0/machine.config machine.config
2726     cd $depth
2727 ],[LN_S='$LN_S'])
2729 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2730 [   depth=../../../..
2731     case $srcdir in
2732     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2733     .) reldir=$depth ;;
2734     *) reldir=$depth/$srcdir ;;
2735     esac
2736     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2737     cd runtime/etc/mono/4.0
2738     rm -f web.config
2739     $LN_S $reldir/data/net_4_0/web.config web.config
2740     cd $depth
2741 ],[LN_S='$LN_S'])
2743 if test x$enable_quiet_build = xyes; then
2744    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])
2745    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])
2748 AC_OUTPUT([
2749 Makefile
2750 mono-core.spec
2751 mono-uninstalled.pc
2752 scripts/mono-find-provides
2753 scripts/mono-find-requires
2754 mono/Makefile
2755 mono/utils/Makefile
2756 mono/metadata/Makefile
2757 mono/dis/Makefile
2758 mono/cil/Makefile
2759 mono/arch/Makefile
2760 mono/arch/x86/Makefile
2761 mono/arch/amd64/Makefile
2762 mono/arch/hppa/Makefile
2763 mono/arch/ppc/Makefile
2764 mono/arch/sparc/Makefile
2765 mono/arch/s390/Makefile
2766 mono/arch/s390x/Makefile
2767 mono/arch/arm/Makefile
2768 mono/arch/alpha/Makefile
2769 mono/arch/ia64/Makefile
2770 mono/arch/mips/Makefile
2771 mono/interpreter/Makefile
2772 mono/tests/Makefile
2773 mono/tests/tests-config
2774 mono/tests/assemblyresolve/Makefile
2775 mono/tests/cas/Makefile
2776 mono/tests/cas/assembly/Makefile
2777 mono/tests/cas/demand/Makefile
2778 mono/tests/cas/inheritance/Makefile
2779 mono/tests/cas/linkdemand/Makefile
2780 mono/tests/cas/threads/Makefile
2781 mono/benchmark/Makefile
2782 mono/monograph/Makefile
2783 mono/io-layer/Makefile
2784 mono/mini/Makefile
2785 mono/profiler/Makefile
2786 ikvm-native/Makefile
2787 scripts/Makefile
2788 man/Makefile
2789 web/Makefile
2790 docs/Makefile
2791 data/Makefile
2792 data/net_2_0/Makefile
2793 data/net_4_0/Makefile
2794 data/net_2_0/Browsers/Makefile
2795 data/mint.pc
2796 data/mono-2.pc
2797 data/mono.pc
2798 data/mono-cairo.pc
2799 data/mono-nunit.pc
2800 data/mono-options.pc
2801 data/mono-lineeditor.pc
2802 data/monodoc.pc
2803 data/mono.web.pc
2804 data/dotnet.pc
2805 data/dotnet35.pc
2806 data/wcf.pc
2807 data/cecil.pc
2808 data/system.web.extensions_1.0.pc
2809 data/system.web.extensions.design_1.0.pc
2810 data/system.web.mvc.pc
2811 data/system.web.mvc2.pc
2812 samples/Makefile
2813 support/Makefile
2814 data/config
2815 tools/Makefile
2816 tools/locale-builder/Makefile
2817 tools/sgen/Makefile
2818 runtime/Makefile
2819 msvc/Makefile
2820 po/Makefile
2823 if test x$host_win32 = xyes; then
2824    # Get rid of 'cyg' prefixes in library names
2825    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2826    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2827    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2828    # executable doesn't work...
2829    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2833   case $prefix in
2834   NONE) prefix=$ac_default_prefix ;;
2835   esac
2836   case $exec_prefix in
2837   NONE) exec_prefix='${prefix}' ;;
2838   esac
2840   #
2841   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2842   # any existing config.make.  This allows people to share the same source tree
2843   # with different build directories, one native and one cross
2844   #
2845   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2847     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
2849     echo "prefix=$prefix" > $mcs_topdir/build/config.make
2850     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
2851     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
2852     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
2853     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
2854     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
2855     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
2856     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
2858     case $INSTALL in
2859     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2860     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2861     esac
2863     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
2865     export VERSION
2866     [myver=$($AWK 'BEGIN {
2867       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2868       if(length(vsplit [1]) > 4) {
2869         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2870       }
2871       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2872     }')]
2874     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
2876     if test x$platform_darwin = xyes; then
2877       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
2878     fi
2880     if test x$TARGET = xAMD64 -a x$host_win32 = xno -a "x$AOT_SUPPORTED" = "xyes" -a x$enable_system_aot = xyes; then
2881       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
2882     fi
2884     if test x$DISABLE_MCS_DOCS = xyes; then
2885       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
2886     fi
2888     if test x$with_moonlight != xno; then
2889       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
2890     fi
2892   fi
2894   # if we have an olive folder, override the default settings
2895   if test -d $olivedir; then
2897     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2899       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2901       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2902       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2903       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2904       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2905       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2906       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2907     fi
2908   fi
2912 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2914 echo "
2915         mcs source:    $mcsdir
2916         olive source:  $olive_topdir
2918    Engine:
2919         GC:            $gc
2920         GLIB:          $with_glib
2921         TLS:           $with_tls
2922         SIGALTSTACK:   $with_sigaltstack
2923         Engine:        $jit_status
2924         oprofile:      $OPROFILE
2925         BigArrays:     $enable_big_arrays
2926         DTrace:        $enable_dtrace
2927         Parallel Mark: $enable_parallel_mark
2928         LLVM Back End: $enable_llvm
2930     Libraries:
2931         Moon Profile:  $with_moonlight
2932         MonoTouch:     $with_monotouch
2933         JNI support:   $jdk_headers_found
2934         libgdiplus:    $libgdiplus_msg
2935         zlib:          $zlib_msg
2936         $disabled
2938 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
2939    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2942 if test x$gc = xsgen; then
2943         echo IMPORTANT:
2944         echo IMPORTANT: You have selected an experimental, work-in-progress 
2945         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2946         echo IMPORTANT: and is not yet ready for use.  
2947         echo IMPORTANT:
2948         echo IMPORTANT: There are known problems with it, use at your own risk.
2951 if test x$enable_llvm = xyes; then
2952    echo IMPORTANT:
2953    echo IMPORTANT: The LLVM Back End is experimental and has known problems.
2954    echo IMPORTANT: