2010-04-13 Rodrigo Kumpera <rkumpera@novell.com>
[mono-project.git] / configure.in
blob1bf858bcbf97244b29172cbc35beea004c33769f
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="$LDFLAGS -pthread"
164                 libmono_ldflags="-pthread"
165                 need_link_unlink=yes
166                 AC_DEFINE(PTHREAD_POINTER_ID)
167                 libdl=
168                 gc_default=boehm
169                 libgc_threads=pthreads
170                 with_sigaltstack=no
171                 use_sigposix=yes
172                 ;;
173         *-*-linux*)
174                 host_win32=no
175                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
176                 if test "x$disable_munmap" != "xyes"; then
177                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
178                 fi
179                 libmono_cflags="-D_REENTRANT"
180                 libmono_ldflags="-lpthread"
181                 libdl="-ldl"
182                 libgc_threads=pthreads
183                 AOT_SUPPORTED="yes"
184                 use_sigposix=yes
185                 ;;
186         *-*-hpux*)
187                 host_win32=no
188                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
189                 # +ESdbgasm only valid on bundled cc on RISC
190                 # silently ignored for ia64
191                 if test $GCC != "yes"; then
192                         CFLAGS="$CFLAGS +ESdbgasm"
193                         # Arrange for run-time dereferencing of null
194                         # pointers to produce a SIGSEGV signal.
195                         LDFLAGS="$LDFLAGS -z"
196                 fi
197                 CFLAGS="$CFLAGS +ESdbgasm"
198                 LDFLAGS="$LDFLAGS -z"
199                 libmono_cflags="-D_REENTRANT"
200                 libmono_ldflags="-lpthread"
201                 libgc_threads=pthreads
202                 need_link_unlink=yes
203                 use_sigposix=yes
204                 ;;
205         *-*-solaris*)
206                 host_win32=no
207                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
208                 need_link_unlink=yes
209                 libmono_cflags="-D_REENTRANT"
210                 libgc_threads=pthreads
211                 # This doesn't seem to work on solaris/x86, but the configure test runs
212                 with_tls=pthread
213                 has_dtrace=yes
214                 use_sigposix=yes
215                 enable_solaris_tar_check=yes
216                 ;;
217         *-*-darwin*)
218                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
219                 host_win32=no
220                 platform_darwin=yes
221                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
222                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
223                 libmono_cflags="-D_THREAD_SAFE"
224                 LDFLAGS="$LDFLAGS -pthread"
225                 libmono_ldflags="-pthread"
226                 need_link_unlink=yes
227                 AC_DEFINE(PTHREAD_POINTER_ID)
228                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
229                 no_version_script=yes
230                 libdl=
231                 libgc_threads=pthreads
232                 has_dtrace=yes
233                 if test "x$cross_compiling" = "xyes"; then
234                         has_broken_apple_cpp=yes
235                 fi
236                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
237                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
238                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
239                 case "$host" in
240                         dnl MacPorts config.guess reports as this
241                         x86_64-*-darwin10*)
242                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
243                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
244                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
245                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
246                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
247                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
248                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
249                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
250                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
251                                 ;;
252                         dnl Snow Leopard config.guess reports as this
253                         i*86-*-darwin10*)
254                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
255                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
256                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
257                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
258                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
259                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
260                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
261                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
262                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
263                                 ;;
264                 esac
265                 ;;
266         *-*-haiku*)
267                 host_win32=no
268                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
269                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
270                 libdl=
271                 LIBS="$LIBS -lnetwork"
272                 need_link_unlink=yes
273                 AC_DEFINE(PTHREAD_POINTER_ID)
274                 libgc_threads=pthreads
275                 use_sigposix=yes
276                 ;;
277         *)
278                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
279                 host_win32=no
280                 libdl="-ldl"
281                 ;;
282 esac
283 AC_MSG_RESULT(ok)
285 if test x$need_link_unlink = xyes; then
286    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
289 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
290 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
291 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
292 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
293 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
295 AC_CHECK_TOOL(CC, gcc, gcc)
296 AC_PROG_CC
297 AC_CHECK_TOOL(CXX, g++, g++)
298 AC_PROG_CXX
299 AM_PROG_AS
300 AM_PROG_CC_STDC
301 AC_PROG_INSTALL
302 AC_PROG_AWK
303 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
304 : ${CCAS='$(CC)'}
305 # Set ASFLAGS if not already set.
306 : ${CCASFLAGS='$(CFLAGS)'}
307 AC_SUBST(CCAS)
308 AC_SUBST(CCASFLAGS)
310 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
311 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
312 if test "x$CXX" = "xg++"; then
313         if test "x$GXX" != "xyes"; then
314                 # automake/libtool is so broken, it requires g++ even if the c++ sources
315                 # are inside automake conditionals
316                 AC_MSG_ERROR([You need to install g++])
317         fi
320 AC_CHECK_PROG(BISON, bison,yes,no)
321 if test "x$BISON" = "xno";
322 then
323         AC_MSG_ERROR([You need to install bison])
326 dnl may require a specific autoconf version
327 dnl AC_PROG_CC_FOR_BUILD
328 dnl CC_FOR_BUILD not automatically detected
329 CC_FOR_BUILD=$CC
330 CFLAGS_FOR_BUILD=$CFLAGS
331 BUILD_EXEEXT=
332 if test "x$cross_compiling" = "xyes"; then
333         CC_FOR_BUILD=cc
334         CFLAGS_FOR_BUILD=
335         BUILD_EXEEXT=""
337 AC_SUBST(CC_FOR_BUILD)
338 AC_SUBST(CFLAGS_FOR_BUILD)
339 AC_SUBST(HOST_CC)
340 AC_SUBST(BUILD_EXEEXT)
342 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
343 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
345 # Set STDC_HEADERS
346 AC_HEADER_STDC
347 AC_LIBTOOL_WIN32_DLL
348 # This causes monodis to not link correctly
349 #AC_DISABLE_FAST_INSTALL
350 AM_PROG_LIBTOOL
351 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
352 DOLT
354 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
355 AC_SUBST(export_ldflags)
357 # Test whenever ld supports -version-script
358 AC_PROG_LD
359 AC_PROG_LD_GNU
360 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
361    no_version_script=yes
364 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
366 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)
367 AC_CHECK_HEADERS(sys/user.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)
370 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
371 if test x$have_zlib = xyes; then
372    AC_TRY_COMPILE([#include <zlib.h>], [
373    void main () {
374    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
375    }
376    #else
377    #error No good zlib found
378    #endif
379    ],[
380         AC_MSG_RESULT(Using system zlib)
381         zlib_msg="system zlib"
382    ],[
383         AC_MSG_RESULT(Using embedded zlib)
384         have_zlib=no
385         zlib_msg="bundled zlib"
386    ])
389 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
390 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
392 # for mono/metadata/debug-symfile.c
393 AC_CHECK_HEADERS(elf.h)
395 # for support
396 AC_CHECK_HEADERS(poll.h)
397 AC_CHECK_HEADERS(sys/poll.h)
398 AC_CHECK_HEADERS(sys/wait.h)
399 AC_CHECK_HEADERS(grp.h)
400 AC_CHECK_HEADERS(syslog.h)
402 # for mono/dis
403 AC_CHECK_HEADERS(wchar.h)
404 AC_CHECK_HEADERS(ieeefp.h)
405 AC_MSG_CHECKING(for isinf)
406 AC_TRY_LINK([#include <math.h>], [
407         int f = isinf (1);
408 ], [
409         AC_MSG_RESULT(yes)
410         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
411 ], [
412         # We'll have to use signals
413         AC_MSG_RESULT(no)
417 # not 64 bit clean in cross-compile
418 AC_CHECK_SIZEOF(void *, 4)
420 WARN=''
421 if test x"$GCC" = xyes; then
422         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
423                 # The runtime code does not respect ANSI C strict aliasing rules
424                 CFLAGS="$CFLAGS -fno-strict-aliasing"
426                 ORIG_CFLAGS=$CFLAGS
427                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
428                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
429                 AC_TRY_COMPILE([], [
430                                                    void main () { }
431                 ], [
432                    AC_MSG_RESULT(yes)
433                 ], [
434                    AC_MSG_RESULT(no)
435                    CFLAGS=$ORIG_CFLAGS
436                 ])
437 else
438         # The Sun Forte compiler complains about inline functions that access static variables
439         # so disable all inlining.
440         case "$host" in
441         *-*-solaris*)
442                 CFLAGS="$CFLAGS -Dinline="
443                 ;;
444         esac
446 CFLAGS="$CFLAGS -g $WARN"
447 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
449 # Where's the 'mcs' source tree?
450 if test -d $srcdir/mcs; then
451   mcsdir=mcs
452 else
453   mcsdir=../mcs
456 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
457         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
458                 mcsdir=$with_mcs_path
459         fi
463 # A sanity check to catch cases where the package was unpacked
464 # with an ancient tar program (Solaris)
466 AC_ARG_ENABLE(solaris-tar-check,
467 [  --disable-solaris-tar-check    disable solaris tar check],
468    do_solaris_tar_check=no, do_solaris_tar_check=yes)
470 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
471         AC_MSG_CHECKING(integrity of package)
472         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
473         then
474                 AC_MSG_RESULT(ok)
475         else
476                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
477                 AC_MSG_ERROR([$errorm])
478         fi
481 if test "x$with_mcs_path" != "x"; then
482 mcs_topdir=$(cd "$mcsdir" && pwd)
483 mcs_topdir_from_srcdir=$mcs_topdir
484 else
485 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
486 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
489 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
490 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
492 AC_SUBST([mcs_topdir])
493 AC_SUBST([mcs_topdir_from_srcdir])
495 # Where's the 'olive' source tree?
496 if test -d $srcdir/olive; then
497   olivedir=olive
498 else
499   olivedir=../olive
502 if test -d $srcdir/$olivedir; then
503 olive_topdir='$(top_srcdir)/'$olivedir
506 # gettext: prepare the translation directories. 
507 # we do not configure the full gettext, as we consume it dynamically from C#
508 AM_PO_SUBDIRS
510 if test "x$USE_NLS" = "xyes"; then
511    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
513    if test "x$HAVE_MSGFMT" = "xno"; then
514           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
515    fi
518 AC_ARG_WITH([libgdiplus], 
519         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)], 
520         [], [with_libgdiplus=installed])
522 case $with_libgdiplus in
523 no|installed) libgdiplus_loc= ;;
524 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
525 /*) libgdiplus_loc=$with_libgdiplus ;;
526 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
527 esac
528 AC_SUBST([libgdiplus_loc])
530 PKG_PROG_PKG_CONFIG()
531 if test "x$PKG_CONFIG" = "x"; then
532         AC_MSG_ERROR([You need to install pkg-config])
535 pkg_config_path=
536 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
537         if test x$with_crosspkgdir = "x"; then
538                 if test -s $PKG_CONFIG_PATH; then
539                         pkg_config_path=$PKG_CONFIG_PATH
540                 fi
541         else
542                 pkg_config_path=$with_crosspkgdir
543                 PKG_CONFIG_PATH=$pkg_config_path
544                 export PKG_CONFIG_PATH
545         fi
548 AC_ARG_WITH([glib],
549         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to system)],
550         [], [with_glib=system])
552 eglib_dir=
554 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
555 AC_CONFIG_SUBDIRS(eglib)
557 case $with_glib in
558 embedded) 
559   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
560   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
561   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
562   BUILD_GLIB_LIBS="$GLIB_LIBS"
563   GMODULE_CFLAGS="$GLIB_CFLAGS"
564   GMODULE_LIBS="$GLIB_LIBS"
565   eglib_dir=eglib
566   ;;
567 system)
568     echo "PKG_CONFIG_PATH=$PKG_CONFIG_PATH"
569     echo "cross_compiling=$cross_compiling"
570   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
571   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
572   
573   ## Versions of dependencies
574   GLIB_REQUIRED_VERSION=2.4.0
576   dnl
577   dnl No, you will not replace this check with a pkg.m4 check
578   dnl
579   if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then
580       GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
581       GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
582       GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
583       GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
584   else
585         AC_MSG_ERROR([You need at least glib-2.0 $GLIB_REQUIRED_VERSION])
586   fi
587   ;;
589   AC_MSG_ERROR([Invalid argument to --with-glib.])
590 esac
591 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
592   
593 AC_SUBST(GLIB_CFLAGS)
594 AC_SUBST(GLIB_LIBS)
595 AC_SUBST(GMODULE_CFLAGS)
596 AC_SUBST(GMODULE_LIBS)
597 AC_SUBST(BUILD_GLIB_CFLAGS)
598 AC_SUBST(BUILD_GLIB_LIBS)
599 AC_SUBST(eglib_dir)
601 if test x$cross_compiling$host_win32 = xnoyes; then
602    AC_MSG_CHECKING(for cygwin glib2-dev package)
603    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
604       AC_MSG_RESULT(found)
605           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.])
606    else
607       AC_MSG_RESULT(not found, ok)
608    fi
610    AC_MSG_CHECKING(for broken gwin32.h)
611    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
612    if test -f $glib_include/glib/gwin32.h; then
613           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
614                  AC_MSG_RESULT(failed)
615                  hashmark='#'
616                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
617           fi
618    fi
619    AC_MSG_RESULT(ok)
622 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
624 # Enable support for fast thread-local storage
625 # Some systems have broken support, so we allow to disable it.
626 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
628 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
629 # This does not work on some platforms (bug #55253)
630 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
632 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
634 if test "x$enable_static" = "xno"; then
635    with_static_mono=no
638 if test "x$host_win32" = "xyes"; then
639    # Boehm GC requires the runtime to be in its own dll
640    with_static_mono=no
643 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
644 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
646 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
647 if test "x$with_xen_opt" = "xyes"; then
648         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
649         ORIG_CFLAGS=$CFLAGS
650         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
651         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
652         AC_TRY_COMPILE([], [
653                                            void main () { }
654         ], [
655            AC_MSG_RESULT(yes)
656            # Pass it to libgc as well
657            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
658         ], [
659            AC_MSG_RESULT(no)
660            CFLAGS=$ORIG_CFLAGS
661         ])
664 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
665 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
667 if test x$enable_small_config = xyes; then
668         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
669         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
672 if test x$AOT_SUPPORTED != xyes; then
673    AOT_SUPPORTED=no
676 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=$AOT_SUPPORTED)
678 DISABLED_FEATURES=none
680 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
681      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
682      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd,soft_debug.],
684         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
685                 eval "mono_feature_disable_$feature='yes'"
686         done
687         DISABLED_FEATURES=$enable_minimal
688         disabled="Disabled:    $enable_minimal"
689 ],[])
691 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
693 if test "x$mono_feature_disable_aot" = "xyes"; then
694         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
695         AC_MSG_NOTICE([Disabled AOT compiler])
698 if test "x$mono_feature_disable_profiler" = "xyes"; then
699         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
700         AC_MSG_NOTICE([Disabled support for the profiler])
702 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
704 if test "x$mono_feature_disable_decimal" = "xyes"; then
705         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
706         AC_MSG_NOTICE([Disabled support for decimal])
709 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
710         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
711         AC_MSG_NOTICE([Disabled support for P/Invoke])
714 if test "x$mono_feature_disable_debug" = "xyes"; then
715         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
716         AC_MSG_NOTICE([Disabled support for runtime debugging])
719 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
720         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
721         mono_feature_disable_reflection_emit_save=yes
722         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
725 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
726         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
727         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
730 if test "x$mono_feature_disable_large_code" = "xyes"; then
731         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
732         AC_MSG_NOTICE([Disabled support for large assemblies])
735 if test "x$mono_feature_disable_logging" = "xyes"; then
736         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
737         AC_MSG_NOTICE([Disabled support for logging])
740 if test "x$mono_feature_disable_com" = "xyes"; then
741         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
742         AC_MSG_NOTICE([Disabled COM support])
745 if test "x$mono_feature_disable_ssa" = "xyes"; then
746         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
747         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
750 if test "x$mono_feature_disable_generics" = "xyes"; then
751         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
752         AC_MSG_NOTICE([Disabled Generics Support])
755 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
756         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
757         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
760 if test "x$mono_feature_disable_portability" = "xyes"; then
761         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
762         AC_MSG_NOTICE([Disabled IO Portability layer])
765 if test "x$mono_feature_disable_attach" = "xyes"; then
766         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
767         AC_MSG_NOTICE([Disabled agent attach])
770 if test "x$mono_feature_disable_full_messages" = "xyes"; then
771         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
772         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
775 if test "x$mono_feature_disable_verifier" = "xyes"; then
776         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
777         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
780 if test "x$mono_feature_disable_jit" = "xyes"; then
781         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
782         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
785 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
787 if test "x$mono_feature_disable_simd" = "xyes"; then
788         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
789         AC_MSG_NOTICE([Disabled SIMD support])
792 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
793         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
794         AC_MSG_NOTICE([Disabled Soft Debugger.])
797 AC_MSG_CHECKING(for visibility __attribute__)
798 AC_TRY_COMPILE([], [
799    void __attribute__ ((visibility ("hidden"))) doit (void) {}
800    void main () { doit (); }
801 ], [
802    have_visibility_hidden=yes
803    AC_MSG_RESULT(yes)
804 ], [
805    have_visibility_hidden=no
806    AC_MSG_RESULT(no)
809 AC_MSG_CHECKING(for deprecated __attribute__)
810 AC_TRY_COMPILE([
811      int doit (void) __attribute__ ((deprecated));
812      int doit (void) { return 0; }
813 ], [
814         return 0;
815 ], [
816    have_deprecated=yes
817    AC_MSG_RESULT(yes)
818 ], [
819    have_deprecated=no
820    AC_MSG_RESULT(no)
823 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
824 if test x$enable_parallel_mark = xyes; then
825         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
828 LIBGC_CFLAGS=
829 LIBGC_LIBS=
830 LIBGC_STATIC_LIBS=
831 libgc_dir=
832 case "x$gc" in
833         xboehm|xbohem|xyes)
834                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
835                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
837                 if test "x$found_boehm" != "xyes"; then
838                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
839                 fi
840                 if test "x$gc_headers" != "xyes"; then
841                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
842                 fi
844                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
845                 AC_SUBST(HAVE_BOEHM_GC)
846                 LIBGC_LIBS="-lgc $libdl"
847                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
848                 libmono_ldflags="$libmono_ldflags -lgc"
850                 # AC_CHECK_FUNCS does not work for some reason...
851                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
852                 if test "x$found_gcj_malloc" = "xyes"; then
853                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
854                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
855                 else
856                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
857                 fi
858                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
859                 if test "x$found_gc_enable" = "xyes"; then
860                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
861                 fi
862                 ;;
864         xincluded)
865                 found_boehm=yes
866                 gc_headers=yes
867                 use_included_gc=yes
868                 libgc_dir=libgc
870                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
871                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
872                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
874                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
875                 AC_SUBST(HAVE_BOEHM_GC)
877                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
878                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
880                 # The included libgc contains GCJ support
881                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
882                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
883                 if test x$enable_parallel_mark = xyes; then
884                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
885                 else
886                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
887                 fi
888                 ;;
890         xsgen)
891                 found_boehm=no
892                 gc_headers=no
893                 use_included_gc=no
894                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
895                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
896                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
897                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
898                 ;;
900         xnone)
901                 AC_MSG_WARN("Compiling mono without GC.")
902                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
903                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
904                 ;;
905         *)
906                 AC_MSG_ERROR([Invalid argument to --with-gc.])
907                 ;;
908 esac
910 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
911 if test "x$large_heap" = "xyes"; then
912    echo "FOO"
913    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
916 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
917 AC_SUBST(LIBGC_CFLAGS)
918 AC_SUBST(LIBGC_LIBS)
919 AC_SUBST(LIBGC_STATIC_LIBS)
920 AC_SUBST(libgc_dir)
923 dnl End of libgc checks
926 dnl *************************************
927 dnl *** Checks for zero length arrays ***
928 dnl *************************************
929 AC_MSG_CHECKING(whether $CC supports zero length arrays)
930 AC_TRY_COMPILE([
931         struct s {
932                 int  length;
933                 char data [0];
934         };
935 ], [], [
936         AC_MSG_RESULT(yes)
937         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
938 ], [
939         AC_MSG_RESULT(no)
940         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
943 if test x$target_win32 = xno; then
945         dnl hires monotonic clock support
946         AC_SEARCH_LIBS(clock_gettime, rt)
948         dnl dynamic loader support
949         AC_CHECK_FUNC(dlopen, DL_LIB="",
950                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
951         )
952         if test x$dl_support = xno; then
953                 AC_MSG_WARN([No dynamic loading support available])
954         else
955                 LIBS="$LIBS $DL_LIB"
956                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
957                 dnl from glib's configure.in
958                 AC_CACHE_CHECK([for preceeding underscore in symbols],
959                         mono_cv_uscore,[
960                         AC_TRY_RUN([#include <dlfcn.h>
961                         int mono_underscore_test (void) { return 42; }
962                         int main() {
963                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
964                           handle = dlopen ((void*)0, 0);
965                           if (handle) {
966                             f1 = dlsym (handle, "mono_underscore_test");
967                             f2 = dlsym (handle, "_mono_underscore_test");
968                           } return (!f2 || f1);
969                         }],
970                                 [mono_cv_uscore=yes],
971                                 [mono_cv_uscore=no],
972                         [])
973                 ])
974                 if test "x$mono_cv_uscore" = "xyes"; then
975                         MONO_DL_NEED_USCORE=1
976                 else
977                         MONO_DL_NEED_USCORE=0
978                 fi
979                 AC_SUBST(MONO_DL_NEED_USCORE)
980                 AC_CHECK_FUNC(dlerror)
981         fi
983         dnl ******************************************************************
984         dnl *** Checks for the IKVM JNI interface library                  ***
985         dnl ******************************************************************
986         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
988         ikvm_native_dir=
989         if test x$with_ikvm_native = xyes; then
990                 ikvm_native_dir=ikvm-native
991                 jdk_headers_found="IKVM Native"
992         fi
994         AC_SUBST(ikvm_native_dir)
996         AC_CHECK_HEADERS(execinfo.h)
998         AC_CHECK_FUNCS(getgrgid_r)
999         AC_CHECK_FUNCS(getgrnam_r)
1000         AC_CHECK_FUNCS(getpwnam_r)
1001         AC_CHECK_FUNCS(getpwuid_r)
1002         AC_CHECK_FUNCS(getresuid)
1003         AC_CHECK_FUNCS(setresuid)
1004         AC_CHECK_FUNCS(kqueue)
1005         AC_CHECK_FUNCS(backtrace_symbols)
1006         AC_CHECK_FUNCS(mkstemp)
1007         AC_CHECK_FUNCS(mmap)
1008         AC_CHECK_FUNCS(madvise)
1009         AC_CHECK_FUNCS(getrusage)
1010         AC_CHECK_FUNCS(getpriority)
1011         AC_CHECK_FUNCS(setpriority)
1012         AC_CHECK_FUNCS(dl_iterate_phdr)
1014         AC_CHECK_FUNCS(sched_setaffinity)
1016         dnl ****************************************************************
1017         dnl *** Check for sched_setaffinity from glibc versions before   ***
1018         dnl *** 2.3.4. The older versions of the function only take 2    ***
1019         dnl *** parameters, not 3.                                       ***
1020         dnl ***                                                          ***
1021         dnl *** Because the interface change was not made in a minor     ***
1022         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1023         dnl *** won't always indicate the interface sched_affinity has.  ***
1024         dnl ****************************************************************
1025         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1026         AC_TRY_COMPILE([#include <sched.h>], [
1027                 int main() {
1028             int mask = 1; 
1029             sched_setaffinity(0, &mask);
1030         }
1031         ], [
1032                 # Yes, we have it...
1033                 AC_MSG_RESULT(yes)
1034                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1035         ], [
1036                 # We have the new, three-parameter version
1037                 AC_MSG_RESULT(no)
1038         ])
1041         dnl ******************************************************************
1042         dnl *** Check for large file support                               ***
1043         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1044         dnl ******************************************************************
1045         
1046         # Check that off_t can represent 2**63 - 1 correctly, working around
1047         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1048         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1049         large_offt=no
1050         AC_DEFUN([LARGE_FILES], [
1051                 large_CPPFLAGS=$CPPFLAGS
1052                 CPPFLAGS="$CPPFLAGS $1"
1053                 AC_TRY_RUN([
1054                         #include <sys/types.h>
1056                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1058                         int main(void) {
1059                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1060                                                (BIG_OFF_T%2147483647==1));
1061                                 if(big_off_t) {
1062                                         exit(0);
1063                                 } else {
1064                                         exit(1);
1065                                 }
1066                         }
1067                 ], [
1068                         AC_MSG_RESULT(ok)
1069                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1070                         large_CPPFLAGS="$large_CPPFLAGS $1"
1071                         large_offt=yes
1072                 ], [
1073                         AC_MSG_RESULT(no)
1074                 ], "")
1075                 CPPFLAGS=$large_CPPFLAGS
1076         ])
1078         AC_MSG_CHECKING(if off_t is 64 bits wide)
1079         LARGE_FILES("")
1080         if test $large_offt = no; then
1081                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1082                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1083         fi
1084         if test $large_offt = no; then
1085                 AC_MSG_WARN([No 64 bit file size support available])
1086         fi
1087         
1088         dnl *****************************
1089         dnl *** Checks for libsocket  ***
1090         dnl *****************************
1091         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1093         dnl *******************************
1094         dnl *** Checks for MSG_NOSIGNAL ***
1095         dnl *******************************
1096         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1097         AC_TRY_COMPILE([#include <sys/socket.h>], [
1098                 int f = MSG_NOSIGNAL;
1099         ], [
1100                 # Yes, we have it...
1101                 AC_MSG_RESULT(yes)
1102                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1103         ], [
1104                 # We'll have to use signals
1105                 AC_MSG_RESULT(no)
1106         ])
1108         dnl *****************************
1109         dnl *** Checks for SOL_IP     ***
1110         dnl *****************************
1111         AC_MSG_CHECKING(for SOL_IP)
1112         AC_TRY_COMPILE([#include <netdb.h>], [
1113                 int level = SOL_IP;
1114         ], [
1115                 # Yes, we have it...
1116                 AC_MSG_RESULT(yes)
1117                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1118         ], [
1119                 # We'll have to use getprotobyname
1120                 AC_MSG_RESULT(no)
1121         ])
1123         dnl *****************************
1124         dnl *** Checks for SOL_IPV6     ***
1125         dnl *****************************
1126         AC_MSG_CHECKING(for SOL_IPV6)
1127         AC_TRY_COMPILE([#include <netdb.h>], [
1128                 int level = SOL_IPV6;
1129         ], [
1130                 # Yes, we have it...
1131                 AC_MSG_RESULT(yes)
1132                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1133         ], [
1134                 # We'll have to use getprotobyname
1135                 AC_MSG_RESULT(no)
1136         ])
1138         dnl *****************************
1139         dnl *** Checks for SOL_TCP    ***
1140         dnl *****************************
1141         AC_MSG_CHECKING(for SOL_TCP)
1142         AC_TRY_COMPILE([#include <netdb.h>], [
1143                 int level = SOL_TCP;
1144         ], [
1145                 # Yes, we have it...
1146                 AC_MSG_RESULT(yes)
1147                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1148         ], [
1149                 # We'll have to use getprotobyname
1150                 AC_MSG_RESULT(no)
1151         ])
1153         dnl *****************************
1154         dnl *** Checks for IP_PKTINFO ***
1155         dnl *****************************
1156         AC_MSG_CHECKING(for IP_PKTINFO)
1157         AC_TRY_COMPILE([#include <netdb.h>], [
1158                 int level = IP_PKTINFO;
1159         ], [
1160                 # Yes, we have it...
1161                 AC_MSG_RESULT(yes)
1162                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1163         ], [
1164                 AC_MSG_RESULT(no)
1165         ])
1167         dnl *****************************
1168         dnl *** Checks for IPV6_PKTINFO ***
1169         dnl *****************************
1170         AC_MSG_CHECKING(for IPV6_PKTINFO)
1171         AC_TRY_COMPILE([#include <netdb.h>], [
1172                 int level = IPV6_PKTINFO;
1173         ], [
1174                 # Yes, we have it...
1175                 AC_MSG_RESULT(yes)
1176                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1177         ], [
1178                 AC_MSG_RESULT(no)
1179         ])
1181         dnl **********************************
1182         dnl *** Checks for IP_DONTFRAGMENT ***
1183         dnl **********************************
1184         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1185         AC_TRY_COMPILE([#include <netdb.h>], [
1186                 int level = IP_DONTFRAGMENT;
1187         ], [
1188                 # Yes, we have it...
1189                 AC_MSG_RESULT(yes)
1190                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1191         ], [
1192                 AC_MSG_RESULT(no)
1193         ])
1195         dnl **********************************
1196         dnl *** Checks for IP_MTU_DISCOVER ***
1197         dnl **********************************
1198         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1199         AC_TRY_COMPILE([#include <netdb.h>], [
1200                 int level = IP_MTU_DISCOVER;
1201         ], [
1202                 # Yes, we have it...
1203                 AC_MSG_RESULT(yes)
1204                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1205         ], [
1206                 AC_MSG_RESULT(no)
1207         ])
1209         dnl *********************************
1210         dnl *** Check for struct ip_mreqn ***
1211         dnl *********************************
1212         AC_MSG_CHECKING(for struct ip_mreqn)
1213         AC_TRY_COMPILE([#include <netinet/in.h>], [
1214                 struct ip_mreqn mreq;
1215                 mreq.imr_address.s_addr = 0;
1216         ], [
1217                 # Yes, we have it...
1218                 AC_MSG_RESULT(yes)
1219                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1220         ], [
1221                 # We'll just have to try and use struct ip_mreq
1222                 AC_MSG_RESULT(no)
1223                 AC_MSG_CHECKING(for struct ip_mreq)
1224                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1225                         struct ip_mreq mreq;
1226                         mreq.imr_interface.s_addr = 0;
1227                 ], [
1228                         # Yes, we have it...
1229                         AC_MSG_RESULT(yes)
1230                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1231                 ], [
1232                         # No multicast support
1233                         AC_MSG_RESULT(no)
1234                 ])
1235         ])
1236         
1237         dnl **********************************
1238         dnl *** Check for gethostbyname2_r ***
1239         dnl **********************************
1240         AC_MSG_CHECKING(for gethostbyname2_r)
1241                 AC_TRY_LINK([#include <netdb.h>], [
1242                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1243         ], [
1244                 # Yes, we have it...
1245                 AC_MSG_RESULT(yes)
1246                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1247         ], [
1248                 AC_MSG_RESULT(no)
1249         ])
1251         dnl *****************************
1252         dnl *** Checks for libnsl     ***
1253         dnl *****************************
1254         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1256         AC_CHECK_FUNCS(inet_pton inet_aton)
1258         dnl ***********************************************
1259         dnl *** Checks for size of sockaddr_un.sun_path ***
1260         dnl ***********************************************
1261         # AC_CHECK_SIZEOF can't cope with struct members :-(
1262         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1263         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1264                 [AC_TRY_RUN([
1265                         #include <sys/types.h>
1266                         #include <stdio.h>
1267                         #include <sys/un.h>
1269                         int main(void) {
1270                                 struct sockaddr_un sock_un;
1271                                 FILE *f=fopen("conftestval", "w");
1272                                 if(!f) exit(1);
1273                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1274                                 exit(0);
1275                         }
1276                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1277                    mono_cv_sizeof_sunpath=0,
1278                    mono_cv_sizeof_sunpath=0)])dnl
1279         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1280         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1282         dnl *****************************
1283         dnl *** Checks for libxnet    ***
1284         dnl *****************************
1285         case "${host}" in
1286                 *solaris* )
1287                         AC_MSG_CHECKING(for Solaris XPG4 support)
1288                         if test -f /usr/lib/libxnet.so; then
1289                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1290                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1291                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1292                                 LIBS="$LIBS -lxnet"
1293                                 AC_MSG_RESULT(yes)
1294                         else
1295                                 AC_MSG_RESULT(no)
1296                         fi
1298                         if test "$GCC" = "yes"; then
1299                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1300                         fi
1301                 ;;
1302         esac
1304         dnl *****************************
1305         dnl *** Checks for libpthread ***
1306         dnl *****************************
1307 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1308 # and libpthread does not exist
1310         case "${host}" in
1311                 *-*-*freebsd*)
1312                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1313                 ;;
1314                 *-*-*openbsd*)
1315                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1316                 ;;
1317                 *)
1318                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1319                 ;;
1320         esac
1321         AC_CHECK_HEADERS(pthread.h)
1322         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1323         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1324         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1325         AC_TRY_COMPILE([ #include <pthread.h>], [
1326                 pthread_mutexattr_t attr;
1327                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1328         ], [
1329                 AC_MSG_RESULT(ok)
1330         ], [
1331                 AC_MSG_RESULT(no)
1332                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1333                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1334         ])
1335         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1336         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1337         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1339         dnl ***********************************
1340         dnl *** Checks for signals
1341         dnl ***********************************
1342         AC_CHECK_HEADERS(signal.h)
1343         AC_CHECK_FUNCS(sigaction)
1345         dnl ***********************************
1346         dnl *** Checks for working __thread ***
1347         dnl ***********************************
1348         AC_MSG_CHECKING(for working __thread)
1349         if test "x$with_tls" != "x__thread"; then
1350                 AC_MSG_RESULT(disabled)
1351         else
1352                 AC_TRY_RUN([
1353                         #include <pthread.h>
1354                         __thread int i;
1355                         static int res1, res2;
1357                         void thread_main (void *arg)
1358                         {
1359                                 i = arg;
1360                                 sleep (1);
1361                                 if (arg == 1)
1362                                         res1 = (i == arg);
1363                                 else
1364                                         res2 = (i == arg);
1365                         }
1367                         int main () {
1368                                 pthread_t t1, t2;
1370                                 i = 5;
1372                                 pthread_create (&t1, NULL, thread_main, 1);
1373                                 pthread_create (&t2, NULL, thread_main, 2);
1375                                 pthread_join (t1, NULL);
1376                                 pthread_join (t2, NULL);
1378                                 return !(res1 + res2 == 2);
1379                         }
1380                 ], [
1381                                 AC_MSG_RESULT(yes)
1382                 ], [
1383                                 AC_MSG_RESULT(no)
1384                                 with_tls=pthread
1385                 ])
1386         fi
1388         dnl **************************************
1389         dnl *** Checks for working sigaltstack ***
1390         dnl **************************************
1391         AC_MSG_CHECKING(for working sigaltstack)
1392         if test "x$with_sigaltstack" != "xyes"; then
1393                 AC_MSG_RESULT(disabled)
1394         else
1395                 AC_TRY_RUN([
1396                         #include <stdio.h>
1397                         #include <stdlib.h>
1398                         #include <unistd.h>
1399                         #include <signal.h>
1400                         #include <pthread.h>
1401                         #include <sys/wait.h>
1402                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1403                         #define SA_STACK SA_ONSTACK
1404                         #endif
1405                         static void
1406                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1407                         {
1408                                 exit (0);
1409                         }
1411                         static void *
1412                         loop (void *ignored)
1413                         {
1414                                 char *ptr = NULL;
1416                                 *ptr = 0;
1417                                 return NULL;
1418                         }
1420                         static void
1421                         child ()
1422                         {
1423                                 struct sigaction sa;
1424                                 struct sigaltstack sas;
1425                                 pthread_t id;
1426                                 pthread_attr_t attr;
1428                                 sa.sa_sigaction = sigsegv_signal_handler;
1429                                 sigemptyset (&sa.sa_mask);
1430                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1431                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1432                                         perror ("sigaction");
1433                                         return;
1434                                 }
1436                                 sas.ss_sp = malloc (SIGSTKSZ);
1437                                 sas.ss_size = SIGSTKSZ;
1438                                 sas.ss_flags = 0;
1439                                 if (sigaltstack (&sas, NULL) == -1) {
1440                                         perror ("sigaltstack");
1441                                         return;
1442                                 }
1444                                 pthread_attr_init (&attr);
1445                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1446                                         printf ("pthread_create\n");
1447                                         return;
1448                                 }
1450                                 sleep (100);
1451                         }
1453                         int
1454                         main ()
1455                         {
1456                                 pid_t son;
1457                                 int status;
1458                                 int i;
1460                                 son = fork ();
1461                                 if (son == -1) {
1462                                         return 1;
1463                                 }
1465                                 if (son == 0) {
1466                                         child ();
1467                                         return 0;
1468                                 }
1470                                 for (i = 0; i < 3; ++i) {
1471                                         sleep (1);
1472                                         waitpid (son, &status, WNOHANG);
1473                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1474                                                 return 0;
1475                                 }
1477                                 kill (son, SIGKILL);
1478                                 return 1;
1479                         }
1481                 ], [
1482                                 AC_MSG_RESULT(yes)
1483                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1484                 ], [
1485                                 with_sigaltstack=no
1486                                 AC_MSG_RESULT(no)
1487                 ])
1488         fi
1490         dnl ********************************
1491         dnl *** Checks for semaphore lib ***
1492         dnl ********************************
1493         # 'Real Time' functions on Solaris
1494         # posix4 on Solaris 2.6
1495         # pthread (first!) on Linux
1496         AC_SEARCH_LIBS(sem_init, pthread rt posix4) 
1498         AC_SEARCH_LIBS(shm_open, pthread rt posix4) 
1499         AC_CHECK_FUNCS(shm_open)
1501         dnl ********************************
1502         dnl *** Checks for timezone stuff **
1503         dnl ********************************
1504         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1505                 AC_TRY_COMPILE([
1506                         #include <time.h>
1507                         ], [
1508                         struct tm tm;
1509                         tm.tm_gmtoff = 1;
1510                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1511         if test $ac_cv_struct_tm_gmtoff = yes; then
1512                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1513         else
1514                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1515                         AC_TRY_COMPILE([
1516                                 #include <time.h>
1517                         ], [
1518                                 timezone = 1;
1519                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1520                 if test $ac_cv_var_timezone = yes; then
1521                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1522                 else
1523                         AC_ERROR(unable to find a way to determine timezone)
1524                 fi
1525         fi
1527         dnl *********************************
1528         dnl *** Checks for math functions ***
1529         dnl *********************************
1530         LIBS="$LIBS -lm";
1531         if test "x$has_broken_apple_cpp" != "xyes"; then
1532                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1533                         AC_TRY_LINK([#include <math.h>], 
1534                         [ finite(0.0); ], 
1535                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1536                         AC_MSG_RESULT(no)))
1537         fi
1538         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1539                 AC_TRY_LINK([#include <math.h>], 
1540                 [ isfinite(0.0); ], 
1541                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1542                 AC_MSG_RESULT(no)))
1544         dnl ****************************************************************
1545         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1546         dnl *** have it in the library (duh))                            ***
1547         dnl ****************************************************************
1548         AC_CHECK_FUNCS(poll)
1550         dnl *************************
1551         dnl *** Check for signbit ***
1552         dnl *************************
1553         AC_MSG_CHECKING(for signbit)
1554         AC_TRY_LINK([#include <math.h>], [
1555                 int s = signbit(1.0);
1556         ], [
1557                 AC_MSG_RESULT(yes)
1558                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1559         ], [
1560                 AC_MSG_RESULT(no)
1561         ]) 
1563         dnl **********************************
1564         dnl *** epoll                      ***
1565         dnl **********************************
1566         AC_CHECK_HEADERS(sys/epoll.h)
1567         haveepoll=no
1568         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1569         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1570                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1571         fi
1573         dnl ******************************
1574         dnl *** Checks for SIOCGIFCONF ***
1575         dnl ******************************
1576         AC_CHECK_HEADERS(sys/ioctl.h)
1577         AC_CHECK_HEADERS(net/if.h)
1578         AC_MSG_CHECKING(for ifreq)
1579         AC_TRY_COMPILE([
1580                 #include <stdio.h>
1581                 #include <sys/ioctl.h>
1582                 #include <net/if.h>
1583                 ], [
1584                 struct ifconf ifc;
1585                 struct ifreq *ifr;
1586                 void *x;
1587                 ifc.ifc_len = 0;
1588                 ifc.ifc_buf = NULL;
1589                 x = (void *) &ifr->ifr_addr;
1590                 ],[
1591                         AC_MSG_RESULT(yes)
1592                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1593                 ], [
1594                         AC_MSG_RESULT(no)
1595                 ])
1596         dnl **********************************
1597         dnl ***     Checks for sin_len     ***
1598         dnl **********************************
1599         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1600         AC_TRY_COMPILE([
1601                 #include <netinet/in.h>
1602                 ], [
1603                 struct sockaddr_in saddr;
1604                 saddr.sin_len = sizeof (saddr);
1605                 ],[
1606                         AC_MSG_RESULT(yes)
1607                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1608                 ], [
1609                         AC_MSG_RESULT(no)
1610                 ])      
1611         dnl **********************************
1612         dnl ***    Checks for sin6_len     ***
1613         dnl **********************************
1614         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1615         AC_TRY_COMPILE([
1616                 #include <netinet/in.h>
1617                 ], [
1618                 struct sockaddr_in6 saddr6;
1619                 saddr6.sin6_len = sizeof (saddr6);
1620                 ],[
1621                         AC_MSG_RESULT(yes)
1622                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1623                 ], [
1624                         AC_MSG_RESULT(no)
1625                 ])      
1626         dnl **********************************
1627         dnl *** Checks for MonoPosixHelper ***
1628         dnl **********************************
1629         AC_CHECK_HEADERS(checklist.h)
1630         AC_CHECK_HEADERS(fstab.h)
1631         AC_CHECK_HEADERS(attr/xattr.h)
1632         AC_CHECK_HEADERS(sys/extattr.h)
1633         AC_CHECK_HEADERS(sys/sendfile.h)
1634         AC_CHECK_HEADERS(sys/statvfs.h)
1635         AC_CHECK_HEADERS(sys/statfs.h)
1636         AC_CHECK_HEADERS(sys/vfstab.h)
1637         AC_CHECK_HEADERS(sys/xattr.h)
1638         AC_CHECK_HEADERS(sys/mman.h)
1639         AC_CHECK_HEADERS(sys/param.h)
1640         AC_CHECK_HEADERS(sys/mount.h)
1641         AC_CHECK_FUNCS(getdomainname)
1642         AC_CHECK_FUNCS(setdomainname)
1643         AC_CHECK_FUNCS(fgetgrent)
1644         AC_CHECK_FUNCS(fgetpwent)
1645         AC_CHECK_FUNCS(fgetpwent)
1646         AC_CHECK_FUNCS(getfsstat)
1647         AC_CHECK_FUNCS(lutimes)
1648         AC_CHECK_FUNCS(mremap)
1649         AC_CHECK_FUNCS(remap_file_pages)
1650         AC_CHECK_FUNCS(posix_fadvise)
1651         AC_CHECK_FUNCS(posix_fallocate)
1652         AC_CHECK_FUNCS(posix_madvise)
1653         AC_CHECK_FUNCS(vsnprintf)
1654         AC_CHECK_FUNCS(sendfile)
1655         AC_CHECK_FUNCS(sethostid)
1656         AC_CHECK_FUNCS(statfs)
1657         AC_CHECK_FUNCS(fstatfs)
1658         AC_CHECK_FUNCS(statvfs)
1659         AC_CHECK_FUNCS(fstatvfs)
1660         AC_CHECK_FUNCS(stime)
1661         AC_CHECK_FUNCS(strerror_r)
1662         AC_CHECK_FUNCS(ttyname_r)
1663         AC_CHECK_SIZEOF(size_t)
1664         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], , 
1665                 [#include <sys/types.h>
1666                  #include <sys/stat.h>
1667                  #include <unistd.h>])
1668         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1669                 [#include <sys/types.h>
1670                  #include <sys/stat.h>
1671                  #include <unistd.h>])
1672         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1673                 [#include <sys/time.h>])
1674         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1675                 [#include <unistd.h>
1676                  #include <fcntl.h>])
1677         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1678                 [#include <sys/poll.h>])
1679         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1680                 [#include <sys/types.h>
1681                  #include <sys/stat.h>
1682                  #include <unistd.h>])
1683         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1684                 [#include <time.h>])
1685         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1686                 [#include <sys/time.h>
1687                  #include <sys/types.h>
1688                  #include <utime.h>])
1689         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1690                 [#include <sys/time.h>])
1691         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1692                 [#include <sys/types.h>
1693                  #include <utime.h>])
1694         AC_CHECK_MEMBERS(
1695                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,, 
1696                 [#include <sys/types.h>
1697                  #include <dirent.h>])
1699         dnl Favour xattr through glibc, but use libattr if we have to
1700         AC_CHECK_FUNC(lsetxattr, ,
1701                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1702         )
1703         AC_SUBST(XATTR_LIB)
1705         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1706         AC_CHECK_MEMBERS(
1707                 [struct kinfo_proc.kp_proc],,, 
1708                 [#include <sys/types.h>
1709                  #include <sys/param.h>
1710                  #include <sys/sysctl.h>
1711                  #include <sys/proc.h>
1712                  ])
1714         dnl *********************************
1715         dnl *** Checks for Windows compilation ***
1716         dnl *********************************
1717         AC_CHECK_HEADERS(sys/time.h)
1718         AC_CHECK_HEADERS(sys/param.h)
1719         AC_CHECK_HEADERS(dirent.h)
1721         dnl *********************************
1722         dnl *** Check for Console 2.0 I/O ***
1723         dnl *********************************
1724         AC_CHECK_HEADERS([curses.h])
1725         AC_CHECK_HEADERS([term.h], [], [],
1726         [#if HAVE_CURSES_H
1727          #include <curses.h>
1728          #endif
1729         ])
1730         AC_CHECK_HEADERS([termios.h])
1732         dnl * This is provided in io-layer, but on windows it's only available
1733         dnl * on xp+
1734         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1735 else
1736         jdk_headers_found=no
1737         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1738         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1739         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1740         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1741         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1742         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1743         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1745         dnl *********************************
1746         dnl *** Check for struct ip_mreqn ***
1747         dnl *********************************
1748         AC_MSG_CHECKING(for struct ip_mreqn)
1749         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1750                 struct ip_mreqn mreq;
1751                 mreq.imr_address.s_addr = 0;
1752         ], [
1753                 # Yes, we have it...
1754                 AC_MSG_RESULT(yes)
1755                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1756         ], [
1757                 # We'll just have to try and use struct ip_mreq
1758                 AC_MSG_RESULT(no)
1759                 AC_MSG_CHECKING(for struct ip_mreq)
1760                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1761                         struct ip_mreq mreq;
1762                         mreq.imr_interface.s_addr = 0;
1763                 ], [
1764                         # Yes, we have it...
1765                         AC_MSG_RESULT(yes)
1766                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1767                 ], [
1768                         # No multicast support
1769                         AC_MSG_RESULT(no)
1770                 ])
1771         ])
1772         AC_CHECK_FUNCS(GetProcessId)
1775 dnl socklen_t check
1776 AC_MSG_CHECKING(for socklen_t)
1777 AC_TRY_COMPILE([
1778 #include <sys/types.h>
1779 #include <sys/socket.h>
1781   socklen_t foo;
1783 ac_cv_c_socklen_t=yes
1784         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1785         AC_MSG_RESULT(yes)
1787         AC_MSG_RESULT(no)
1790 AC_MSG_CHECKING(for array element initializer support)
1791 AC_TRY_COMPILE([#include <sys/socket.h>], [
1792         const int array[] = {[1] = 2,};
1793 ], [
1794         # Yes, we have it...
1795         AC_MSG_RESULT(yes)
1796         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1797 ], [
1798         # We'll have to use signals
1799         AC_MSG_RESULT(no)
1802 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1803         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1804         AC_TRY_LINK([#include <math.h>], 
1805         [ static void *p = &trunc; ],
1806         [
1807                 AC_DEFINE(HAVE_TRUNC) 
1808                 AC_MSG_RESULT(yes)
1809                 ac_cv_trunc=yes
1810         ],
1811         AC_MSG_RESULT(no)))
1813 if test "x$ac_cv_truncl" != "xyes"; then
1814    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1817 AC_CHECK_FUNCS(round)
1818 AC_CHECK_FUNCS(rint)
1820 dnl ****************************
1821 dnl *** Look for /dev/random ***
1822 dnl ****************************
1824 AC_MSG_CHECKING([if usage of random device is requested])
1825 AC_ARG_ENABLE(dev-random,
1826 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1827 try_dev_random=$enableval, try_dev_random=yes)
1829 AC_MSG_RESULT($try_dev_random)
1831 case "{$target}" in
1832     *-openbsd*)
1833     NAME_DEV_RANDOM="/dev/srandom"
1834     ;;
1836 dnl Win32 does not have /dev/random, they have their own method...
1838     *-mingw*|*-*-cygwin*)
1839     ac_cv_have_dev_random=no
1840     ;;
1842 dnl Everywhere else, it's /dev/random
1844     *)
1845     NAME_DEV_RANDOM="/dev/random"
1846     ;;
1847 esac
1849 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1851 dnl Now check if the device actually exists
1853 if test "x$try_dev_random" = "xyes"; then
1854     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1855     [if test -r "$NAME_DEV_RANDOM" ; then
1856         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1857     if test "x$ac_cv_have_dev_random" = "xyes"; then
1858         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1859     fi
1860 else
1861     AC_MSG_CHECKING(for random device)
1862     ac_cv_have_dev_random=no
1863     AC_MSG_RESULT(has been disabled)
1866 if test "x$host_win32" = "xyes"; then
1867     AC_DEFINE(HAVE_CRYPT_RNG)
1870 if test "x$ac_cv_have_dev_random" = "xno" \
1871     && test "x$host_win32" = "xno"; then
1872     AC_MSG_WARN([[
1874 *** A system-provided entropy source was not found on this system.
1875 *** Because of this, the System.Security.Cryptography random number generator
1876 *** will throw a NotImplemented exception.
1878 *** If you are seeing this message, and you know your system DOES have an
1879 *** entropy collection in place, please contact <crichton@gimp.org> and
1880 *** provide information about the system and how to access the random device.
1882 *** Otherwise you can install either egd or prngd and set the environment
1883 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1884 ***]])
1887 AC_MSG_CHECKING([if inter-process shared handles are requested])
1888 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1889 AC_MSG_RESULT($try_shared_handles)
1890 if test "x$try_shared_handles" != "xyes"; then
1891         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1892         AC_SUBST(DISABLE_SHARED_HANDLES)
1895 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1896 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1898 AC_MSG_CHECKING([if big-arrays are to be enabled])
1899 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1900 if test "x$enable_big_arrays" = "xyes" ; then
1901     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1902         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1903     else
1904         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1905     fi
1907 AC_MSG_RESULT($enable_big_arrays)
1909 dnl **************
1910 dnl *** DTRACE ***
1911 dnl **************
1913 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1915 if test "x$enable_dtrace" = "xyes"; then
1916    if test "x$has_dtrace" = "xno"; then
1917           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1918    fi
1919    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1920    if test "x$DTRACE" = "xno"; then
1921           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1922           enable_dtrace=no
1923    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1924           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1925           enable_dtrace=no
1926    fi
1929 dtrace_g=no
1930 if test "x$enable_dtrace" = "xyes"; then
1931         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1932         DTRACEFLAGS=
1933         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1934                 case "$host" in
1935                         powerpc-*-darwin*)
1936                         DTRACEFLAGS="-arch ppc64"
1937                         ;;
1938                         i*86-*-darwin*)
1939                         DTRACEFLAGS="-arch x86_64"
1940                         ;;
1941                         *)
1942                         DTRACEFLAGS=-64
1943                         ;;
1944                 esac
1945         else
1946                 case "$host" in
1947                         powerpc-*-darwin*)
1948                         DTRACEFLAGS="-arch ppc"
1949                         ;;
1950                         i*86-*-darwin*)
1951                         DTRACEFLAGS="-arch i386"
1952                         ;;
1953                         *)
1954                         DTRACEFLAGS=-32
1955                         ;;
1956                 esac
1957         fi
1958         AC_SUBST(DTRACEFLAGS)
1959         case "$host" in
1960                 *-*-solaris*)
1961                 dtrace_g=yes
1962                 ;;
1963         esac
1964         AC_CHECK_HEADERS([sys/sdt.h])
1966 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1967 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1969 dnl **************
1970 dnl ***  LLVM  ***
1971 dnl **************
1973 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
1975 if test "x$enable_llvm" = "xyes"; then
1976    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
1977    if test "x$LLVM_CONFIG" = "xno"; then
1978           AC_MSG_ERROR([llvm-config not found.])
1979    fi
1981    # The output of --cflags seems to include optimizations flags too
1982    LLVM_CFLAGS=`$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'`
1983    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
1984    # from LLVM classes.
1985    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
1986    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
1987    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
1988    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
1990    # Should be something like '2.6' or '2.7svn'
1991    llvm_version=`$LLVM_CONFIG --version`
1992    major_version=`echo $llvm_version | cut -c 1`
1993    minor_version=`echo $llvm_version | cut -c 3`
1995    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
1996    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
1998    # Have to pass these on the command line since mini-llvm-cpp.h already includes
1999    # llvm's config.h
2000    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2002    AC_SUBST(LLVM_CFLAGS)
2003    AC_SUBST(LLVM_CXXFLAGS)
2004    AC_SUBST(LLVM_LIBS)
2005    AC_SUBST(LLVM_LDFLAGS)
2006    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2009 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2011 TARGET="unknown"
2012 ACCESS_UNALIGNED="yes"
2014 JIT_SUPPORTED=no
2015 INTERP_SUPPORTED=no
2016 LIBC="libc.so.6"
2017 INTL="libc.so.6"
2018 SQLITE="libsqlite.so.0"
2019 SQLITE3="libsqlite3.so.0"
2020 X11="libX11.so"
2022 sizeof_register="SIZEOF_VOID_P"
2024 jit_wanted=false
2025 interp_wanted=false
2026 case "$host" in
2027 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2028 #               TARGET=MIPS;
2029 #               ACCESS_UNALIGNED="no"
2030 #               ;;
2031         mips*)
2032                 TARGET=MIPS;
2033                 arch_target=mips;
2034                 ACCESS_UNALIGNED="no"
2035                 JIT_SUPPORTED=yes
2036                 jit_wanted=true
2038                 AC_MSG_CHECKING(for mips n32)
2039                 AC_TRY_COMPILE([], [
2040                 void main () {
2041                 #if _MIPS_SIM != _ABIN32
2042                 #error Not mips n32
2043                 #endif
2044                 }
2045                 ],[
2046                 AC_MSG_RESULT(yes)
2047                 sizeof_register=8
2048                 ],[
2049                 AC_MSG_RESULT(no)
2050                 ])
2051                 ;;
2052         i*86-*-*)
2053                 TARGET=X86;
2054                 arch_target=x86;
2055                 JIT_SUPPORTED=yes
2056                 jit_wanted=true
2057                 case $host_os in
2058                   solaris*)
2059                         LIBC="libc.so"
2060                         INTL="libintl.so"
2061                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2062                                 TARGET=AMD64
2063                                 arch_target=amd64
2064                         fi
2066                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2067                         # int astruct __attribute__ ((visibility ("hidden")));
2068                         # void foo ()
2069                         # {
2070                         #       void *p = &astruct;
2071                         # }
2072                         # gcc -fPIC --shared -o libfoo.so foo.c
2073                         # yields:
2074                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2075                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2076                         have_visibility_hidden=no
2077                         ;;
2078                   cygwin*)
2079                         have_visibility_hidden=no                 
2080                         ;;
2081                   haiku*)
2082                         LIBC=libroot.so
2083                         ;;
2084                 esac
2085                 ;;
2086         x86_64-*-* | amd64-*-*)
2087                 TARGET=AMD64;
2088                 arch_target=amd64;
2089                 JIT_SUPPORTED=yes
2090                 jit_wanted=true
2091                 ;;
2092         ia64-*-*)
2093                 TARGET=IA64
2094                 arch_target=ia64
2095                 ACCESS_UNALIGNED="no"
2096                 JIT_SUPPORTED=yes
2097                 jit_wanted=true
2098                 LIBC="libc.so.6.1"
2099                 INTL="libc.so.6.1"
2100                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2101                 libmono_ldflags="-lunwind"
2102                 ;;
2103         sparc*-*-*)
2104                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2105                    TARGET=SPARC64
2106                 else
2107                         TARGET=SPARC
2108                 fi
2109                 arch_target=sparc;
2110                 JIT_SUPPORTED=yes
2111                 ACCESS_UNALIGNED="no"
2112                 case $host_os in
2113                   linux*) ;;
2114                   *)
2115                         LIBC="libc.so"
2116                         INTL="libintl.so"
2117                 esac
2118                 jit_wanted=true
2119                 if test x"$GCC" = xyes; then
2120                         # We don't support v8 cpus
2121                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2122                 fi
2123                 if test x"$AR" = xfalse; then
2124                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2125                 fi
2126                 ;;
2127        alpha*-*-linux* | alpha*-*-osf*)
2128                 TARGET=ALPHA;
2129                 ACCESS_UNALIGNED="no"
2130                 JIT_SUPPORTED=yes
2131                 jit_wanted=true
2132                 arch_target=alpha;
2133                 CFLAGS="$CFLAGS -mieee -O0"
2134                 case $host_os in
2135                   linux*)
2136                         LIBC="libc.so.6.1"
2137                         INTL="libc.so.6.1"
2138                 esac
2139                ;;
2140         *-mingw*|*-*-cygwin*)
2141                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2142                 have_visibility_hidden=no
2143                 INTL="intl"
2144                 ;;
2145         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2146                 TARGET=HPPA;
2147                 arch_target=hppa; 
2148                 LIBC="libc.sl"
2149                 ACCESS_UNALIGNED="no"
2150                 INTERP_SUPPORTED=yes
2151                 interp_wanted=true
2152                 ;;
2153         hppa*linux*)
2154                 TARGET=HPPA;
2155                 arch_target=hppa; 
2156                 ACCESS_UNALIGNED="no"
2157                 JIT_SUPPORTED=yes
2158                 jit_wanted=true
2159                 ;;
2160         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2161         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2162                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2163                         TARGET=POWERPC64;
2164                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2165                         CFLAGS="$CFLAGS -mminimal-toc"
2166                 else
2167                         TARGET=POWERPC;
2168                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2169                 fi
2170                 arch_target=ppc;
2171                 JIT_SUPPORTED=yes
2172                 jit_wanted=true
2173                 ;;
2174         arm*-darwin*)
2175                 TARGET=ARM;
2176                 arch_target=arm;
2177                 ACCESS_UNALIGNED="no"
2178                 JIT_SUPPORTED=yes
2179                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2180                 jit_wanted=true
2181                 ;;
2182         arm*-linux*)
2183                 TARGET=ARM;
2184                 arch_target=arm;
2185                 ACCESS_UNALIGNED="no"
2186                 JIT_SUPPORTED=yes
2187                 jit_wanted=true
2188                 ;;
2189         s390-*-linux*)
2190                 TARGET=S390;
2191                 arch_target=s390;
2192                 ACCESS_UNALIGNED="yes"
2193                 JIT_SUPPORTED=yes
2194                 jit_wanted=true
2195                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2196                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2197                 ;;
2198         s390x-*-linux*)
2199                 TARGET=S390x;
2200                 arch_target=s390x;
2201                 ACCESS_UNALIGNED="yes"
2202                 JIT_SUPPORTED=yes
2203                 jit_wanted=true
2204                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2205                 ;;
2206 esac
2208 if test "x$host" != "x$target"; then
2209    case "$target" in
2210    powerpc64-ps3-linux-gnu)
2211                 TARGET=POWERPC64
2212                 arch_target=powerpc64
2213                 AC_DEFINE(TARGET_PS3, 1, [...])
2214                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2215                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2216                 # uses this define
2217                 AC_DEFINE(__mono_ppc64__, 1, [...])
2218                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2219                 sizeof_register=8
2220                 target_byte_order=G_BIG_ENDIAN
2221                 ;;
2223    powerpc64-xbox360-linux-gnu)
2224                 TARGET=POWERPC64
2225                 arch_target=powerpc64
2226                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2227                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2228                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2229                 # uses this define
2230                 sizeof_register=8
2231                 target_byte_order=G_BIG_ENDIAN
2232                 ;;
2233         *)
2234                 AC_MSG_ERROR([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2235         esac
2238 # FIXME: Define the others as well
2239 case "$TARGET" in
2240 X86)
2241         AC_DEFINE(TARGET_X86, 1, [...])
2242         ;;
2243 AMD64)
2244         AC_DEFINE(TARGET_AMD64, 1, [...])
2245         ;;
2246 ARM)
2247         AC_DEFINE(TARGET_ARM, 1, [...])
2248         ;;
2249 POWERPC)
2250         AC_DEFINE(TARGET_POWERPC, 1, [...])
2251         ;;
2252 POWERPC64)
2253         AC_DEFINE(TARGET_POWERPC, 1, [...])
2254         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2255         ;;
2256 esac
2258 if test "x$sizeof_register" = "x4"; then
2259    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2260 elif test "x$sizeof_register" = "x8"; then
2261    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2262 else
2263    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2266 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2267    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2268 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2269    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2270 else
2271    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2274 if test "x$have_visibility_hidden" = "xyes"; then
2275    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2278 if test "x$have_deprecated" = "xyes"; then
2279    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2282 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2283         if test x$withval = xyes; then
2284            jit_wanted=true
2285         else
2286            jit_wanted=false
2287         fi
2290 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2291         if test x$withval = xyes; then
2292            interp_wanted=true
2293         else
2294            interp_wanted=false
2295         fi
2298 USEJIT=false
2299 if test x$JIT_SUPPORTED = xyes; then
2300    if $jit_wanted; then
2301       USEJIT=true
2302       jit_status="Building and using the JIT"
2303    else
2304       if $interp_wanted; then
2305          jit_status="Building the JIT, defaulting to the interpreter"
2306       else
2307          AC_ERROR(No JIT or interpreter support available or selected.)
2308       fi
2309    fi
2310 else
2311    if test x$interp_wanted = xtrue; then
2312       jit_status="interpreter"
2313    else
2314       AC_ERROR(No JIT or interpreter support available or selected.)
2315    fi
2318 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2320 libsuffix=".so"
2322 case "$host" in
2323      *-*-darwin*)
2324         libsuffix=".dylib"
2325         LIBC="libc.dylib"
2326         INTL="libintl.dylib"
2327         SQLITE="libsqlite.0.dylib"
2328         SQLITE3="libsqlite3.0.dylib"
2329         X11="libX11.dylib"
2330         ;;
2331      *-*-*netbsd*)
2332         LIBC="libc.so.12"
2333         INTL="libintl.so.0"
2334         ;;
2335     *-*-*freebsd*)
2336         LIBC="libc.so"
2337         INTL="libintl.so"
2338         ;;
2339     *-*-*openbsd*)
2340         LIBC="libc.so"
2341         INTL="libintl.so"
2342         ;;
2343     *-*-*linux*)
2344         AC_PATH_X
2345         AC_MSG_CHECKING(for the soname of libX11.so)
2346         for i in $x_libraries /usr/lib /usr/lib64; do
2347                 for r in 4 5 6; do
2348                         if test -f $i/libX11.so.$r; then
2349                                 X11=libX11.so.$r
2350                                 AC_MSG_RESULT($X11)
2351                         fi
2352                 done
2353         done
2354         
2355         if test "x$X11" = "xlibX11.so"; then
2356                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2357         fi
2358         ;;
2359 esac
2362 AC_SUBST(libsuffix)
2364 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2365         if test "x$with_tls" = "x__thread"; then
2366                 #
2367                 # On some linux distributions, TLS works in executables, but linking 
2368                 # against a shared library containing TLS fails with:
2369                 # undefined reference to `__tls_get_addr'
2370                 #
2371                 rm -f conftest.c conftest.so conftest
2372                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2373                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2374                 $CC -o conftest conftest.so > /dev/null 2>&1
2375                 if test ! -f conftest; then
2376                    AC_MSG_WARN([Disabling usage of __thread.]);
2377                    with_tls=pthread
2378                 fi
2379                 rm -f conftest.c conftest.so conftest
2380         fi
2383 mono_debugger_supported=no
2384 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2385 if test "x$try_mono_debugger" = "xyes"; then
2386         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2387                 if test x$use_included_gc = xyes; then
2388                         case "$host" in
2389                         *-*-*linux*)
2390                                 mono_debugger_supported=yes
2391                                 ;;
2392                         *86-apple-darwin*)
2393                                 mono_debugger_supported=yes
2394                                 ;;              
2395                         esac
2396                 fi
2397         fi
2400 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2401 if test "x$mono_debugger_supported" = "xyes"; then
2402         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2404 AC_MSG_RESULT($mono_debugger_supported)
2405 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2407 if test "x$with_tls" = "x__thread"; then
2408         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2409         # Pass the information to libgc
2410         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2411         AC_MSG_CHECKING(if the tls_model attribute is supported)
2412         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2413                 ], [
2414                         AC_MSG_RESULT(yes)
2415                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2416                 ], [
2417                         AC_MSG_RESULT(no)
2418         ])
2421 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2422         dnl ******************************************
2423         dnl *** Check to see what FPU is available ***
2424         dnl ******************************************
2425         AC_MSG_CHECKING(which FPU to use)
2427         AC_TRY_COMPILE([], [
2428                 __asm__ ("ldfd f0, [r0]");
2429                 ], fpu=FPA, fpu=NONE)
2431         AC_MSG_RESULT($fpu)
2432         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2433         unset fpu
2436 if test ${TARGET} = unknown; then
2437         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2438         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2441 if test ${ACCESS_UNALIGNED} = no; then
2442         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2445 case "x$gc" in
2446         xincluded)
2447                 # Pass CPPFLAGS to libgc configure
2448                 # We should use a separate variable for this to avoid passing useless and
2449                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2450                 # This should be executed late so we pick up the final version of CPPFLAGS
2451                 # The problem with this approach, is that during a reconfigure, the main
2452                 # configure scripts gets invoked with these arguments, so we use separate
2453                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2454                 LIBGC_CPPFLAGS=$CPPFLAGS
2455                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2456                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2457                 fi
2458                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2459                 AC_CONFIG_SUBDIRS(libgc)
2460                 ;;
2461 esac
2463 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2464 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2465 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2467 OPROFILE=no
2468 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2469         if test x$with_oprofile != xno; then
2470             oprofile_include=$with_oprofile/include
2471             if test ! -f $oprofile_include/opagent.h; then
2472                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2473                 fi
2474             OPROFILE=yes
2475                 OPROFILE_CFLAGS="-I$oprofile_include"
2476             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2477             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2478         fi
2481 MALLOC_MEMPOOLS=no
2482 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2483         if test x$with_malloc_mempools = xyes; then
2484                 MALLOC_MEMPOOLS=yes
2485                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2486         fi
2490 DISABLE_MCS_DOCS=no
2491 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2492         if test x$with_mcs_docs != xyes; then
2493                 DISABLE_MCS_DOCS=yes
2494         fi
2497 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2498         if test "x$with_moonlight" = "xyes"; then
2499                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2500         elif test "x$with_moonlight" = "xonly"; then
2501                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2502         fi
2503 ], [with_moonlight=no])
2508 dnl Consistency settings
2510 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2511    DISABLE_MCS_DOCS=yes
2514 if test x$DISABLE_MCS_DOCS = xyes; then
2515    docs_dir=""
2516 else
2517    docs_dir=docs
2519 AC_SUBST(docs_dir)
2521 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2522 AC_SUBST(OPROFILE_CFLAGS)
2523 AC_SUBST(OPROFILE_LIBS)
2525 libmono_ldflags="$libmono_ldflags $LIBS"
2527 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2528 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2529 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2530 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2532 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2533 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2534 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2535 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2536 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2537 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2538 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2539 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2540 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2541 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2542 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2543 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2544 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2545 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2546 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2547 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2549 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2550 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2551 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2553 AC_SUBST(LIBC)
2554 AC_SUBST(INTL)
2555 AC_SUBST(SQLITE)
2556 AC_SUBST(SQLITE3)
2557 AC_SUBST(X11)
2558 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2559 AC_SUBST(arch_target)
2560 AC_SUBST(CFLAGS)
2561 AC_SUBST(CPPFLAGS)
2562 AC_SUBST(LDFLAGS)
2564 mono_build_root=`pwd`
2565 AC_SUBST(mono_build_root)
2567 if test x$USEJIT = xtrue; then
2568   mono_runtime=mono/mini/mono
2569 else
2570   mono_runtime=mono/interpreter/mint
2572 AC_SUBST(mono_runtime)
2574 mono_cfg_root=$mono_build_root/runtime
2575 if test x$host_win32 = xyes; then
2576   if test "x$cross_compiling" = "xno"; then
2577     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2578   else
2579     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2580   fi
2581 else
2582   mono_cfg_dir=$mono_cfg_root/etc
2584 AC_SUBST(mono_cfg_dir)
2586 AC_CONFIG_FILES([po/mcs/Makefile.in])
2588 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2589 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2591 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2592 [   depth=../../../..
2593     case $srcdir in
2594     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2595     .) reldir=$depth ;;
2596     *) reldir=$depth/$srcdir ;;
2597     esac
2598     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2599     cd runtime/etc/mono/1.0
2600     rm -f machine.config
2601     $LN_S $reldir/data/net_1_1/machine.config machine.config
2602     cd $depth
2603 ],[LN_S='$LN_S'])
2605 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2606 [   depth=../../../..
2607     case $srcdir in
2608     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2609     .) reldir=$depth ;;
2610     *) reldir=$depth/$srcdir ;;
2611     esac
2612     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2613     cd runtime/etc/mono/2.0
2614     rm -f machine.config
2615     $LN_S $reldir/data/net_2_0/machine.config machine.config
2616     cd $depth
2617 ],[LN_S='$LN_S'])
2619 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2620 [   depth=../../../..
2621     case $srcdir in
2622     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2623     .) reldir=$depth ;;
2624     *) reldir=$depth/$srcdir ;;
2625     esac
2626     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2627     cd runtime/etc/mono/2.0
2628     rm -f web.config
2629     $LN_S $reldir/data/net_2_0/web.config web.config
2630     cd $depth
2631 ],[LN_S='$LN_S'])
2633 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2634 [   depth=../../..
2635     case $srcdir in
2636     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2637     .) reldir=$depth ;;
2638     *) reldir=$depth/$srcdir ;;
2639     esac
2640     $ac_aux_dir/install-sh -d runtime/etc/mono/
2641     cd runtime/etc/mono/
2642     rm -f browscap.ini
2643     $LN_S $reldir/data/browscap.ini browscap.ini
2644     cd $depth
2645 ],[LN_S='$LN_S'])
2647 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2648 [   depth=../../../../..
2649     case $srcdir in
2650     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2651     .) reldir=$depth ;;
2652     *) reldir=$depth/$srcdir ;;
2653     esac
2654     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2655     cd runtime/etc/mono/2.0/Browsers
2656     rm -f Compat.browser
2657     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2658     cd $depth
2659 ],[LN_S='$LN_S'])
2661 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2662 [   depth=../../../..
2663     case $srcdir in
2664     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2665     .) reldir=$depth ;;
2666     *) reldir=$depth/$srcdir ;;
2667     esac
2668     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2669     cd runtime/etc/mono/4.0
2670     rm -f machine.config
2671     $LN_S $reldir/data/net_4_0/machine.config machine.config
2672     cd $depth
2673 ],[LN_S='$LN_S'])
2675 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2676 [   depth=../../../..
2677     case $srcdir in
2678     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2679     .) reldir=$depth ;;
2680     *) reldir=$depth/$srcdir ;;
2681     esac
2682     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2683     cd runtime/etc/mono/4.0
2684     rm -f web.config
2685     $LN_S $reldir/data/net_4_0/web.config web.config
2686     cd $depth
2687 ],[LN_S='$LN_S'])
2689 if test x$enable_quiet_build = xyes; then
2690    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])
2691    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])
2694 AC_OUTPUT([
2695 Makefile
2696 mono-core.spec
2697 mono-uninstalled.pc
2698 scripts/mono-find-provides
2699 scripts/mono-find-requires
2700 mono/Makefile
2701 mono/utils/Makefile
2702 mono/metadata/Makefile
2703 mono/dis/Makefile
2704 mono/cil/Makefile
2705 mono/arch/Makefile
2706 mono/arch/x86/Makefile
2707 mono/arch/amd64/Makefile
2708 mono/arch/hppa/Makefile
2709 mono/arch/ppc/Makefile
2710 mono/arch/sparc/Makefile
2711 mono/arch/s390/Makefile
2712 mono/arch/s390x/Makefile
2713 mono/arch/arm/Makefile
2714 mono/arch/alpha/Makefile
2715 mono/arch/ia64/Makefile
2716 mono/arch/mips/Makefile
2717 mono/interpreter/Makefile
2718 mono/tests/Makefile
2719 mono/tests/tests-config
2720 mono/tests/assemblyresolve/Makefile
2721 mono/tests/cas/Makefile
2722 mono/tests/cas/assembly/Makefile
2723 mono/tests/cas/demand/Makefile
2724 mono/tests/cas/inheritance/Makefile
2725 mono/tests/cas/linkdemand/Makefile
2726 mono/tests/cas/threads/Makefile
2727 mono/benchmark/Makefile
2728 mono/monograph/Makefile
2729 mono/io-layer/Makefile
2730 mono/mini/Makefile
2731 mono/profiler/Makefile
2732 ikvm-native/Makefile
2733 scripts/Makefile
2734 man/Makefile
2735 web/Makefile
2736 docs/Makefile
2737 data/Makefile
2738 data/net_2_0/Makefile
2739 data/net_4_0/Makefile
2740 data/net_2_0/Browsers/Makefile
2741 data/mint.pc
2742 data/mono-2.pc
2743 data/mono-cairo.pc
2744 data/mono-nunit.pc
2745 data/mono-options.pc
2746 data/mono-lineeditor.pc
2747 data/monodoc.pc
2748 data/mono.web.pc
2749 data/dotnet.pc
2750 data/dotnet35.pc
2751 data/wcf.pc
2752 data/cecil.pc
2753 data/system.web.extensions_1.0.pc
2754 data/system.web.extensions.design_1.0.pc
2755 data/system.web.mvc.pc
2756 data/system.web.mvc2.pc
2757 samples/Makefile
2758 support/Makefile
2759 data/config
2760 tools/Makefile
2761 tools/locale-builder/Makefile
2762 tools/sgen/Makefile
2763 runtime/Makefile
2764 msvc/Makefile
2765 po/Makefile
2768 if test x$host_win32 = xyes; then
2769    # Get rid of 'cyg' prefixes in library names
2770    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2771    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2772    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2773    # executable doesn't work...
2774    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2778   case $prefix in
2779   NONE) prefix=$ac_default_prefix ;;
2780   esac
2781   case $exec_prefix in
2782   NONE) exec_prefix='${prefix}' ;;
2783   esac
2785   #
2786   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2787   # any existing config.make.  This allows people to share the same source tree
2788   # with different build directories, one native and one cross
2789   #
2790   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2792     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
2794     echo "prefix=$prefix" > $mcs_topdir/build/config.make
2795     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
2796     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
2797     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
2798     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
2799     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
2800     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
2801     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
2803     case $INSTALL in
2804     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2805     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2806     esac
2808     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
2810     export VERSION
2811     [myver=$($AWK 'BEGIN {
2812       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2813       if(length(vsplit [1]) > 4) {
2814         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2815       }
2816       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2817     }')]
2819     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
2821     if test x$platform_darwin = xyes; then
2822       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
2823     fi
2825     if test x$TARGET = xAMD64 -a x$host_win32 = xno -a "x$AOT_SUPPORTED" = "xyes" -a x$enable_system_aot = xyes; then
2826       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
2827     fi
2829     if test x$DISABLE_MCS_DOCS = xyes; then
2830       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
2831     fi
2833     if test x$with_moonlight != xno; then
2834       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
2835     fi
2837   fi
2839   # if we have an olive folder, override the default settings
2840   if test -d $olivedir; then
2842     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2844       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2846       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2847       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2848       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2849       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2850       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2851       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2852     fi
2853   fi
2857 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2859 echo "
2860         mcs source:    $mcsdir
2861         olive source:  $olive_topdir
2863    Engine:
2864         GC:            $gc
2865         GLIB:          $with_glib
2866         TLS:           $with_tls
2867         SIGALTSTACK:   $with_sigaltstack
2868         Engine:        $jit_status
2869         oprofile:      $OPROFILE
2870         BigArrays:     $enable_big_arrays
2871         DTrace:        $enable_dtrace
2872         Parallel Mark: $enable_parallel_mark
2873         LLVM Back End: $enable_llvm
2875     Libraries:
2876         Moon Profile:  $with_moonlight
2877         MonoTouch:     $with_monotouch
2878         JNI support:   $jdk_headers_found
2879         libgdiplus:    $libgdiplus_msg
2880         zlib:          $zlib_msg
2881         $disabled
2883 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
2884    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2887 if test x$gc = xsgen; then
2888         echo IMPORTANT:
2889         echo IMPORTANT: You have selected an experimental, work-in-progress 
2890         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2891         echo IMPORTANT: and is not yet ready for use.  
2892         echo IMPORTANT:
2893         echo IMPORTANT: There are known problems with it, use at your own risk.
2896 if test x$enable_llvm = xyes; then
2897    echo IMPORTANT:
2898    echo IMPORTANT: The LLVM Back End is experimental and has known problems.
2899    echo IMPORTANT: