Bump version number to 2.11.3.
[mono.git] / configure.in
1 # Process this file with autoconf to produce a configure script.
2 #AC_PREREQ([2.62])
3
4 AC_INIT(mono, [2.11.3],
5         [http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
6
7 AC_CONFIG_SRCDIR([README])
8 AC_CONFIG_MACRO_DIR([m4])
9 AC_CANONICAL_SYSTEM
10 AC_CANONICAL_HOST
11
12 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
13 # The extra brackets are to foil regex-based scans.
14 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
15
16 AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar no-dist-gzip foreign])
17 AM_CONFIG_HEADER([config.h])
18 AM_MAINTAINER_MODE
19
20 API_VER=2.0
21 AC_SUBST(API_VER)
22
23 AC_PROG_LN_S
24
25 # In case of cygwin, override LN_S, irrespective of what it determines.
26 # The build uses cygwin, but the actual runtime doesn't.
27 case $host_os in
28 *cygwin* ) LN_S='cp -p';;
29 esac
30
31 dnl
32 dnl libgc checks
33 dnl
34
35 gc_headers=no
36 gc=included
37 gc_msg="included Boehm"
38 use_included_gc=no
39 libgc_configure_args=
40
41 if test -d $srcdir/libgc ; then
42   gc_default=included
43 else
44   gc_default=boehm
45 fi
46
47 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
48 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
49 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
50 CFLAGS_FOR_LIBGC=$CFLAGS
51 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
52 CFLAGS_FOR_EGLIB=$CFLAGS
53
54 #
55 # These are the flags that need to be stored in the mono.pc file for 
56 # compiling code that will embed Mono
57 #
58 libmono_cflags=""
59 libmono_ldflags=""
60 AC_SUBST(libmono_cflags)
61 AC_SUBST(libmono_ldflags)
62
63 # Variable to have relocatable .pc files (lib, or lib64)
64 reloc_libdir=`basename ${libdir}`
65 AC_SUBST(reloc_libdir)
66
67 dnl if linker handles the version script
68 no_version_script=no
69
70 # Set to yes if Unix sockets cannot be created in an anonymous namespace
71 need_link_unlink=no
72
73 # Thread configuration inspired by sleepycat's db
74 AC_MSG_CHECKING([host platform characteristics])
75 libgc_threads=no
76 has_dtrace=no
77 parallel_mark=yes
78 ikvm_native=yes
79
80 case "$host" in
81         powerpc*-*-linux*)
82                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
83                 disable_munmap=yes
84         ;;
85 esac
86
87 host_win32=no
88 target_win32=no
89 platform_android=no
90 case "$host" in
91         *-mingw*|*-*-cygwin*)
92                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
93                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
94                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
95                 host_win32=yes
96                 mono_cv_clang=no
97                 if test "x$cross_compiling" = "xno"; then
98                         target_win32=yes
99                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
100                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
101                         fi
102                         #
103                         # gcc-3/g++-3 are from the gcc-core/gcc-g++ cygwin packages.
104                         # Other gcc packages will not work:
105                         # - the gcc-4 packages no longer support -mno-cygwin
106                         # - the mingw-gcc packages produce executables which depends on a libgcc<...>
107                         # dll, which means we would have to distribute that file too.
108                         #
109                         if test "x$CC" != "x"; then
110                                 AC_ERROR(Don't set CC. mono can only be compiled with gcc-3 from the 'gcc-core' package)
111                         fi
112                         CC="gcc-3.exe -mno-cygwin -g"
113                         CXX="g++-3.exe -mno-cygwin -g"
114                         # So libgc configure gets -mno-cygwin
115                         export CC
116                         export CXX
117                         CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -mno-cygwin"
118                 else
119                         target_win32=yes
120                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
121                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
122                 fi
123                 HOST_CC="gcc"
124                 # Windows 2000 is required that includes Internet Explorer 5.01
125                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
126                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
127                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
128                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
129                 libdl=
130                 libgc_threads=win32
131                 gc_default=included
132                 with_sigaltstack=no
133                 LN_S=cp
134                 # This forces libgc to use the DllMain based thread registration code on win32
135                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
136                 ;;
137         *-*-*netbsd*)
138                 host_win32=no
139                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
140                 libmono_cflags="-D_REENTRANT"
141                 LDFLAGS="$LDFLAGS -pthread"
142                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
143                 libmono_ldflags="-pthread"
144                 need_link_unlink=yes
145                 libdl="-ldl"
146                 libgc_threads=pthreads
147                 with_sigaltstack=no
148                 use_sigposix=yes
149                 ;;
150         *-*-*freebsd*)
151                 host_win32=no
152                 if test "x$PTHREAD_CFLAGS" = "x"; then
153                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
154                         libmono_cflags=
155                 else
156                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
157                         libmono_cflags="$PTHREAD_CFLAGS"
158                 fi
159                 if test "x$PTHREAD_LIBS" = "x"; then
160                         LDFLAGS="$LDFLAGS -pthread"
161                         libmono_ldflags="-pthread"
162                 else
163                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
164                         libmono_ldflags="$PTHREAD_LIBS"
165                 fi
166                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
167                 need_link_unlink=yes
168                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
169                 libdl=
170                 libgc_threads=pthreads
171                 # This doesn't seem to work as of 7.0 on amd64
172                 with_sigaltstack=no
173 # TLS is only partially implemented on -CURRENT (compiler support
174 # but NOT library support)
175 #
176                 with_tls=pthread
177                 use_sigposix=yes
178                 ;;
179         *-*-*openbsd*)
180                 host_win32=no
181                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
182                 if test "x$disable_munmap" != "xyes"; then
183                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
184                 fi
185                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
186                 LDFLAGS="$LDFLAGS -pthread"
187                 need_link_unlink=yes
188                 AC_DEFINE(PTHREAD_POINTER_ID)
189                 libdl=
190                 gc_default=boehm
191                 libgc_threads=pthreads
192                 with_sigaltstack=no
193                 use_sigposix=yes
194                 ;;
195         *-*-linux-android*)
196                 host_win32=no
197                 platform_android=yes
198                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
199                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
200
201                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
202                 if test "x$disable_munmap" != "xyes"; then
203                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
204                 fi
205                 libmono_cflags="-D_REENTRANT"
206                 libdl="-ldl"
207                 libgc_threads=pthreads
208                 use_sigposix=yes
209
210                 with_tls=pthread
211                 with_sigaltstack=no
212                 with_static_mono=no
213
214                 # Android doesn't support boehm, as it's missing <link.h>
215                 support_boehm=no
216                 with_gc=sgen
217
218                 # isinf(3) requires -lm; see isinf check below
219                 LDFLAGS="$LDFLAGS -lm"
220
221                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
222                 # PAGE_SIZE; breaks mono/io-layer/collection.c
223                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
224                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
225                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
226
227                 # to bypass the underscore linker check, can't work when cross-compiling
228                 mono_cv_uscore=yes
229                 mono_cv_clang=no
230                 ;;
231         *-*-linux*)
232                 host_win32=no
233                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
234                 if test "x$disable_munmap" != "xyes"; then
235                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
236                 fi
237                 libmono_cflags="-D_REENTRANT"
238                 libdl="-ldl"
239                 libgc_threads=pthreads
240                 use_sigposix=yes
241                 ;;
242         *-*-nacl*)
243                 host_win32=no
244                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
245                 if test "x$disable_munmap" != "xyes"; then
246                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
247                 fi
248                 libmono_cflags="-D_REENTRANT"
249                 libdl=
250                 libgc_threads=pthreads
251                 gc_default=boehm
252                 use_sigposix=yes
253                 ikvm_native=no
254                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
255                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
256                 ;;
257         *-*-hpux*)
258                 host_win32=no
259                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
260                 # +ESdbgasm only valid on bundled cc on RISC
261                 # silently ignored for ia64
262                 if test $GCC != "yes"; then
263                         CFLAGS="$CFLAGS +ESdbgasm"
264                         # Arrange for run-time dereferencing of null
265                         # pointers to produce a SIGSEGV signal.
266                         LDFLAGS="$LDFLAGS -z"
267                 fi
268                 CFLAGS="$CFLAGS +ESdbgasm"
269                 LDFLAGS="$LDFLAGS -z"
270                 libmono_cflags="-D_REENTRANT"
271                 libmono_ldflags="-lpthread"
272                 libgc_threads=pthreads
273                 need_link_unlink=yes
274                 use_sigposix=yes
275                 ;;
276         *-*-solaris*)
277                 host_win32=no
278                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
279                 need_link_unlink=yes
280                 libmono_cflags="-D_REENTRANT"
281                 libgc_threads=pthreads
282                 # This doesn't seem to work on solaris/x86, but the configure test runs
283                 with_tls=pthread
284                 has_dtrace=yes
285                 use_sigposix=yes
286                 enable_solaris_tar_check=yes
287                 ;;
288         *-*-darwin*)
289                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
290                 host_win32=no
291                 platform_darwin=yes
292                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
293                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
294                 libmono_cflags="-D_THREAD_SAFE"
295                 LDFLAGS="$LDFLAGS -pthread"
296                 libmono_ldflags="-pthread"
297                 need_link_unlink=yes
298                 AC_DEFINE(PTHREAD_POINTER_ID)
299                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
300                 no_version_script=yes
301                 libdl=
302                 libgc_threads=pthreads
303                 has_dtrace=yes
304                 if test "x$cross_compiling" = "xyes"; then
305                         has_broken_apple_cpp=yes
306                 fi
307                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
308                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
309                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
310                 case "$host" in
311                         dnl Snow Leopard and newer config.guess reports as this
312                         i*86-*-darwin*)
313                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
314                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
315                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
316                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
317                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
318                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
319                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
320                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
321                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
322                                 ;;
323                 esac
324                 ;;
325         *-*-haiku*)
326                 host_win32=no
327                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
328                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
329                 libdl=
330                 LIBS="$LIBS -lnetwork"
331                 need_link_unlink=yes
332                 AC_DEFINE(PTHREAD_POINTER_ID)
333                 libgc_threads=pthreads
334                 use_sigposix=yes
335                 ;;
336         *)
337                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
338                 host_win32=no
339                 libdl="-ldl"
340                 ;;
341 esac
342 AC_MSG_RESULT(ok)
343
344 if test x$need_link_unlink = xyes; then
345    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
346 fi
347
348 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
349 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
350 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
351 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
352 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
353 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
354
355 AC_CHECK_TOOL(CC, gcc, gcc)
356 AC_PROG_CC
357 AC_CHECK_TOOL(CXX, g++, g++)
358 AC_PROG_CXX
359 AM_PROG_AS
360 AM_PROG_CC_STDC
361 AC_PROG_INSTALL
362 AC_PROG_AWK
363 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
364 : ${CCAS='$(CC)'}
365 # Set ASFLAGS if not already set.
366 : ${CCASFLAGS='$(CFLAGS)'}
367 AC_SUBST(CCAS)
368 AC_SUBST(CCASFLAGS)
369
370 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
371 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
372 if test "x$CXX" = "xg++"; then
373         if test "x$GXX" != "xyes"; then
374                 # automake/libtool is so broken, it requires g++ even if the c++ sources
375                 # are inside automake conditionals
376                 AC_MSG_ERROR([You need to install g++])
377         fi
378 fi
379
380 dnl may require a specific autoconf version
381 dnl AC_PROG_CC_FOR_BUILD
382 dnl CC_FOR_BUILD not automatically detected
383 CC_FOR_BUILD=$CC
384 CFLAGS_FOR_BUILD=$CFLAGS
385 BUILD_EXEEXT=
386 if test "x$cross_compiling" = "xyes"; then
387         CC_FOR_BUILD=cc
388         CFLAGS_FOR_BUILD=
389         BUILD_EXEEXT=""
390 fi
391 AC_SUBST(CC_FOR_BUILD)
392 AC_SUBST(CFLAGS_FOR_BUILD)
393 AC_SUBST(HOST_CC)
394 AC_SUBST(BUILD_EXEEXT)
395
396 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
397 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
398
399 # Set STDC_HEADERS
400 AC_HEADER_STDC
401 AC_LIBTOOL_WIN32_DLL
402 # This causes monodis to not link correctly
403 #AC_DISABLE_FAST_INSTALL
404 AM_PROG_LIBTOOL
405 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
406 DOLT
407
408 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
409 AC_SUBST(export_ldflags)
410
411 # Test whenever ld supports -version-script
412 AC_PROG_LD
413 AC_PROG_LD_GNU
414 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
415    no_version_script=yes
416 fi
417
418 AM_ICONV()
419
420 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
421
422 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h sys/utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h sys/mkdev.h sys/uio.h sys/param.h libproc.h)
423 AC_CHECK_HEADERS(sys/param.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h asm/sigcontext.h sys/inotify.h)
424 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
425                   [], [], [#include <stddef.h>
426                   #include <sys/socket.h>
427                   #include <linux/socket.h>])
428
429 AC_CHECK_HEADERS(sys/user.h, [], [],
430 [
431 #ifdef HAVE_SYS_PARAM_H
432 # include <sys/param.h>
433 #endif
434 ])
435
436 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
437 if test x$have_zlib = xyes; then
438    AC_TRY_COMPILE([#include <zlib.h>], [
439    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
440    return 0;
441    #else
442    #error No good zlib found
443    #endif
444    ],[
445         AC_MSG_RESULT(Using system zlib)
446         zlib_msg="system zlib"
447         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
448    ],[
449         AC_MSG_RESULT(Using embedded zlib)
450         have_zlib=no
451         zlib_msg="bundled zlib"
452    ])
453 fi
454
455 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
456 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
457
458 # for mono/metadata/debug-symfile.c
459 AC_CHECK_HEADERS(elf.h)
460
461 # for support
462 AC_CHECK_HEADERS(poll.h)
463 AC_CHECK_HEADERS(sys/poll.h)
464 AC_CHECK_HEADERS(sys/wait.h)
465 AC_CHECK_HEADERS(grp.h)
466 AC_CHECK_HEADERS(syslog.h)
467
468 # for mono/dis
469 AC_CHECK_HEADERS(wchar.h)
470 AC_CHECK_HEADERS(ieeefp.h)
471 AC_MSG_CHECKING(for isinf)
472 AC_TRY_LINK([#include <math.h>], [
473         int f = isinf (1);
474 ], [
475         AC_MSG_RESULT(yes)
476         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
477 ], [
478         # We'll have to use signals
479         AC_MSG_RESULT(no)
480 ])
481
482 # for Linux statfs support
483 AC_CHECK_HEADERS(linux/magic.h)
484
485 # not 64 bit clean in cross-compile
486 AC_CHECK_SIZEOF(void *, 4)
487
488 WARN=''
489 if test x"$GCC" = xyes; then
490         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch-enum'
491                 # The runtime code does not respect ANSI C strict aliasing rules
492                 CFLAGS="$CFLAGS -fno-strict-aliasing"
493
494                 ORIG_CFLAGS=$CFLAGS
495                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
496                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
497                 AC_TRY_COMPILE([],[
498                                 return 0;
499                 ], [
500                    AC_MSG_RESULT(yes)
501                 ], [
502                    AC_MSG_RESULT(no)
503                    CFLAGS=$ORIG_CFLAGS
504                 ])
505
506                 ORIG_CFLAGS=$CFLAGS
507                 # Check for the normal version, since gcc ignores unknown -Wno options
508                 CFLAGS="$CFLAGS -Wunused-but-set-variable"
509                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
510                 AC_TRY_COMPILE([],[
511                                 return 0;
512                 ], [
513                    AC_MSG_RESULT(yes)
514                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
515                 ], [
516                    AC_MSG_RESULT(no)
517                    CFLAGS=$ORIG_CFLAGS
518                 ])
519 else
520         # The Sun Forte compiler complains about inline functions that access static variables
521         # so disable all inlining.
522         case "$host" in
523         *-*-solaris*)
524                 CFLAGS="$CFLAGS -Dinline="
525                 ;;
526         esac
527 fi
528 CFLAGS="$CFLAGS -g $WARN"
529 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
530
531 AC_CACHE_CHECK([for clang],
532         mono_cv_clang,[
533         AC_TRY_RUN([
534                 int main () {
535                         #ifdef __clang__
536                                 return 0;
537                         #else
538                                 return 1;
539                         #endif
540                 }
541         ],
542         [mono_cv_clang=yes],
543         [mono_cv_clang=no],
544         [])
545 ])
546
547 # Where's the 'mcs' source tree?
548 if test -d $srcdir/mcs; then
549   mcsdir=mcs
550 else
551   mcsdir=../mcs
552 fi
553
554 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
555         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
556                 mcsdir=$with_mcs_path
557         fi
558 )
559
560 #
561 # A sanity check to catch cases where the package was unpacked
562 # with an ancient tar program (Solaris)
563 #
564 AC_ARG_ENABLE(solaris-tar-check,
565 [  --disable-solaris-tar-check    disable solaris tar check],
566    do_solaris_tar_check=no, do_solaris_tar_check=yes)
567
568 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
569         AC_MSG_CHECKING(integrity of package)
570         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
571         then
572                 AC_MSG_RESULT(ok)
573         else
574                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
575                 AC_MSG_ERROR([$errorm])
576         fi
577 fi
578
579 if test "x$with_mcs_path" != "x"; then
580 mcs_topdir=$(cd "$mcsdir" && pwd)
581 mcs_topdir_from_srcdir=$mcs_topdir
582 else
583 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
584 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
585 fi
586
587 # Convert mcs_topdir* paths to Windows syntax.
588 if test x$cross_compiling$host_win32 = xnoyes; then
589   mcs_topdir=$(cygpath -m $mcs_topdir)
590   case $mcs_topdir_from_srcdir in
591     /cygdrive/*)
592         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
593         ;;
594   esac
595 fi
596
597 AC_SUBST([mcs_topdir])
598 AC_SUBST([mcs_topdir_from_srcdir])
599
600 # Where's the 'olive' source tree?
601 if test -d $srcdir/olive; then
602   olivedir=olive
603 else
604   olivedir=../olive
605 fi
606
607 if test -d $srcdir/$olivedir; then
608 olive_topdir='$(top_srcdir)/'$olivedir
609 fi
610
611 # gettext: prepare the translation directories. 
612 # we do not configure the full gettext, as we consume it dynamically from C#
613 AM_PO_SUBDIRS
614
615 if test "x$USE_NLS" = "xyes"; then
616    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
617
618    if test "x$HAVE_MSGFMT" = "xno"; then
619           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
620    fi
621 fi
622
623 AC_ARG_WITH([libgdiplus], 
624         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)], 
625         [], [with_libgdiplus=installed])
626
627 case $with_libgdiplus in
628 no|installed) libgdiplus_loc= ;;
629 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
630 /*) libgdiplus_loc=$with_libgdiplus ;;
631 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
632 esac
633 AC_SUBST([libgdiplus_loc])
634
635 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
636
637 pkg_config_path=
638 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
639         if test x$with_crosspkgdir = "x"; then
640                 if test -s $PKG_CONFIG_PATH; then
641                         pkg_config_path=$PKG_CONFIG_PATH
642                 fi
643         else
644                 pkg_config_path=$with_crosspkgdir
645                 PKG_CONFIG_PATH=$pkg_config_path
646                 export PKG_CONFIG_PATH
647         fi
648 )
649
650 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
651 AC_CONFIG_SUBDIRS(eglib)
652
653 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
654 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
655 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
656 BUILD_GLIB_LIBS="$GLIB_LIBS"
657 GMODULE_CFLAGS="$GLIB_CFLAGS"
658 GMODULE_LIBS="$GLIB_LIBS"
659   
660 AC_SUBST(GLIB_CFLAGS)
661 AC_SUBST(GLIB_LIBS)
662 AC_SUBST(GMODULE_CFLAGS)
663 AC_SUBST(GMODULE_LIBS)
664 AC_SUBST(BUILD_GLIB_CFLAGS)
665 AC_SUBST(BUILD_GLIB_LIBS)
666
667 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
668
669 # Enable support for fast thread-local storage
670 # Some systems have broken support, so we allow to disable it.
671 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
672
673 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
674 # This does not work on some platforms (bug #55253)
675 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
676
677 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
678 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
679
680 if test "x$enable_static" = "xno"; then
681    with_static_mono=no
682 fi
683
684 if test "x$enable_shared" = "xno"; then
685    with_shared_mono=no
686 fi
687
688 case $host in
689 *nacl* ) with_shared_mono=yes;;
690 esac
691
692 if test "x$host_win32" = "xyes"; then
693    # Boehm GC requires the runtime to be in its own dll
694    with_static_mono=no
695 fi
696
697 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
698 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
699 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
700
701 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
702 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
703         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
704         ORIG_CFLAGS=$CFLAGS
705         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
706         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
707         AC_TRY_COMPILE([], [
708                 return 0;
709         ], [
710            AC_MSG_RESULT(yes)
711            # Pass it to libgc as well
712            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
713         ], [
714            AC_MSG_RESULT(no)
715            CFLAGS=$ORIG_CFLAGS
716         ])
717 fi
718
719 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
720 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
721
722 if test x$enable_small_config = xyes; then
723         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
724         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
725 fi
726
727 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=default)
728
729 DISABLED_FEATURES=none
730
731 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
732      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
733      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization, assembly_remapping, shared_perfcounters.],
734 [
735         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
736                 eval "mono_feature_disable_$feature='yes'"
737         done
738         DISABLED_FEATURES=$enable_minimal
739         disabled="Disabled:      $enable_minimal"
740 ],[])
741
742 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
743
744 if test "x$mono_feature_disable_aot" = "xyes"; then
745         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
746         AC_MSG_NOTICE([Disabled AOT compiler])
747 fi
748
749 if test "x$mono_feature_disable_profiler" = "xyes"; then
750         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
751         AC_MSG_NOTICE([Disabled support for the profiler])
752 fi
753 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
754
755 if test "x$mono_feature_disable_decimal" = "xyes"; then
756         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
757         AC_MSG_NOTICE([Disabled support for decimal])
758 fi
759
760 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
761         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
762         AC_MSG_NOTICE([Disabled support for P/Invoke])
763 fi
764
765 if test "x$mono_feature_disable_debug" = "xyes"; then
766         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
767         AC_MSG_NOTICE([Disabled support for runtime debugging])
768 fi
769
770 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
771         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
772         mono_feature_disable_reflection_emit_save=yes
773         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
774 fi
775
776 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
777         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
778         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
779 fi
780
781 if test "x$mono_feature_disable_large_code" = "xyes"; then
782         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
783         AC_MSG_NOTICE([Disabled support for large assemblies])
784 fi
785
786 if test "x$mono_feature_disable_logging" = "xyes"; then
787         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
788         AC_MSG_NOTICE([Disabled support for logging])
789 fi
790
791 if test "x$mono_feature_disable_com" = "xyes"; then
792         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
793         AC_MSG_NOTICE([Disabled COM support])
794 fi
795
796 if test "x$mono_feature_disable_ssa" = "xyes"; then
797         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
798         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
799 fi
800
801 if test "x$mono_feature_disable_generics" = "xyes"; then
802         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
803         AC_MSG_NOTICE([Disabled Generics Support])
804 fi
805
806 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
807         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
808         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
809 fi
810
811 if test "x$mono_feature_disable_portability" = "xyes"; then
812         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
813         AC_MSG_NOTICE([Disabled IO Portability layer])
814 fi
815
816 if test "x$mono_feature_disable_attach" = "xyes"; then
817         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
818         AC_MSG_NOTICE([Disabled agent attach])
819 fi
820
821 if test "x$mono_feature_disable_full_messages" = "xyes"; then
822         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
823         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
824 fi
825
826 if test "x$mono_feature_disable_verifier" = "xyes"; then
827         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
828         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
829 fi
830
831 if test "x$mono_feature_disable_jit" = "xyes"; then
832         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
833         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
834 fi
835
836 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
837
838 if test "x$mono_feature_disable_simd" = "xyes"; then
839         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
840         AC_MSG_NOTICE([Disabled SIMD support])
841 fi
842
843 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
844         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
845         AC_MSG_NOTICE([Disabled Soft Debugger.])
846 fi
847
848 if test "x$mono_feature_disable_normalization" = "xyes"; then
849         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
850         AC_MSG_NOTICE([Disabled String normalization support.])
851 fi
852
853 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
854         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
855         AC_MSG_NOTICE([Disabled Assembly remapping.])
856 fi
857
858 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
859         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
860         AC_MSG_NOTICE([Disabled Shared perfcounters.])
861 fi
862
863 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
864 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
865
866 AC_MSG_CHECKING(for visibility __attribute__)
867 AC_COMPILE_IFELSE([
868         AC_LANG_SOURCE([[
869                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
870                 int main () { doit (); return 0; }
871         ]])
872 ], [
873    have_visibility_hidden=yes
874    AC_MSG_RESULT(yes)
875 ], [
876    have_visibility_hidden=no
877    AC_MSG_RESULT(no)
878 ])
879
880 AC_MSG_CHECKING(for deprecated __attribute__)
881 AC_TRY_COMPILE([
882      int doit (void) __attribute__ ((deprecated));
883      int doit (void) { return 0; }
884 ], [
885         return 0;
886 ], [
887    have_deprecated=yes
888    AC_MSG_RESULT(yes)
889 ], [
890    have_deprecated=no
891    AC_MSG_RESULT(no)
892 ])
893
894 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
895 if test x$enable_parallel_mark = xyes; then
896         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
897 fi
898
899 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
900 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
901
902 dnl
903 dnl Boehm GC configuration
904 dnl
905 LIBGC_CPPFLAGS=
906 LIBGC_LIBS=
907 LIBGC_STATIC_LIBS=
908 libgc_dir=
909 case "x$gc" in
910         xboehm|xbohem|xyes)
911                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
912                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
913
914                 if test "x$found_boehm" != "xyes"; then
915                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
916                 fi
917                 if test "x$gc_headers" != "xyes"; then
918                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
919                 fi
920
921                 LIBGC_LIBS="-lgc $libdl"
922                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
923                 libmono_ldflags="$libmono_ldflags -lgc"
924                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
925
926                 # AC_CHECK_FUNCS does not work for some reason...
927                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
928                 if test "x$found_gcj_malloc" = "xyes"; then
929                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
930                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
931                         gc_msg="System Boehm with typed GC"
932                 else
933                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
934                         gc_msg="System Boehm (without typed GC)"
935                 fi
936                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
937                 if test "x$found_gc_enable" = "xyes"; then
938                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
939                 fi
940
941                 # check whether we need to explicitly allow
942                 # thread registering
943                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
944                 if test "x$found_allow_register_threads" = "xyes"; then
945                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
946                 fi
947
948                 ;;
949
950         xincluded)
951                 use_included_gc=yes
952                 libgc_dir=libgc
953
954                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
955                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
956                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
957
958                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
959
960                 gc_msg="bundled Boehm GC with typed GC"
961                 if test x$enable_parallel_mark = xyes; then
962                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
963                         gc_msg="$gc_msg and parallel mark"
964                 else
965                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
966                 fi
967                 ;;
968
969         xsgen)
970                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
971                 ;;
972
973         xnone)
974                 AC_MSG_WARN("Compiling mono without GC.")
975                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
976                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
977                 ;;
978         *)
979                 AC_MSG_ERROR([Invalid argument to --with-gc.])
980                 ;;
981 esac
982
983 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
984 if test "x$large_heap" = "xyes"; then
985    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
986 fi
987
988 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
989 AC_SUBST(LIBGC_CPPFLAGS)
990 AC_SUBST(LIBGC_LIBS)
991 AC_SUBST(LIBGC_STATIC_LIBS)
992 AC_SUBST(libgc_dir)
993 AC_SUBST(BOEHM_DEFINES)
994
995 dnl
996 dnl End of libgc checks
997 dnl
998
999 dnl *************************************
1000 dnl *** Checks for zero length arrays ***
1001 dnl *************************************
1002 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1003 AC_TRY_COMPILE([
1004         struct s {
1005                 int  length;
1006                 char data [0];
1007         };
1008 ], [], [
1009         AC_MSG_RESULT(yes)
1010         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1011 ], [
1012         AC_MSG_RESULT(no)
1013         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1014 ])
1015
1016 if test x$target_win32 = xno; then
1017
1018         dnl hires monotonic clock support
1019         AC_SEARCH_LIBS(clock_gettime, rt)
1020
1021         dnl dynamic loader support
1022         AC_CHECK_FUNC(dlopen, DL_LIB="",
1023                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1024         )
1025         if test x$dl_support = xno; then
1026                 AC_MSG_WARN([No dynamic loading support available])
1027         else
1028                 LIBS="$LIBS $DL_LIB"
1029                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1030                 dnl from glib's configure.in
1031                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1032                         mono_cv_uscore,[
1033                         AC_TRY_RUN([#include <dlfcn.h>
1034                         int mono_underscore_test (void) { return 42; }
1035                         int main() {
1036                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1037                           handle = dlopen ((void*)0, 0);
1038                           if (handle) {
1039                             f1 = dlsym (handle, "mono_underscore_test");
1040                             f2 = dlsym (handle, "_mono_underscore_test");
1041                           } return (!f2 || f1);
1042                         }],
1043                                 [mono_cv_uscore=yes],
1044                                 [mono_cv_uscore=no],
1045                         [])
1046                 ])
1047                 if test "x$mono_cv_uscore" = "xyes"; then
1048                         MONO_DL_NEED_USCORE=1
1049                 else
1050                         MONO_DL_NEED_USCORE=0
1051                 fi
1052                 AC_SUBST(MONO_DL_NEED_USCORE)
1053                 AC_CHECK_FUNC(dlerror)
1054         fi
1055
1056         dnl ******************************************************************
1057         dnl *** Checks for the IKVM JNI interface library                  ***
1058         dnl ******************************************************************
1059         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=$ikvm_native])
1060
1061         ikvm_native_dir=
1062         if test x$with_ikvm_native = xyes; then
1063                 ikvm_native_dir=ikvm-native
1064                 jdk_headers_found="IKVM Native"
1065         fi
1066
1067         AC_SUBST(ikvm_native_dir)
1068
1069         AC_CHECK_HEADERS(execinfo.h)
1070
1071         AC_CHECK_FUNCS(getgrgid_r)
1072         AC_CHECK_FUNCS(getgrnam_r)
1073         AC_CHECK_FUNCS(getpwnam_r)
1074         AC_CHECK_FUNCS(getpwuid_r)
1075         AC_CHECK_FUNCS(getresuid)
1076         AC_CHECK_FUNCS(setresuid)
1077         AC_CHECK_FUNCS(kqueue)
1078         AC_CHECK_FUNCS(backtrace_symbols)
1079         AC_CHECK_FUNCS(mkstemp)
1080         AC_CHECK_FUNCS(mmap)
1081         AC_CHECK_FUNCS(madvise)
1082         AC_CHECK_FUNCS(getrusage)
1083         AC_CHECK_FUNCS(getpriority)
1084         AC_CHECK_FUNCS(setpriority)
1085         AC_CHECK_FUNCS(dl_iterate_phdr)
1086         AC_CHECK_FUNCS(dladdr)
1087         AC_CHECK_FUNCS(sysconf)
1088
1089         AC_CHECK_FUNCS(sched_setaffinity)
1090         AC_CHECK_FUNCS(sched_getcpu)
1091
1092         dnl ****************************************************************
1093         dnl *** Check for sched_setaffinity from glibc versions before   ***
1094         dnl *** 2.3.4. The older versions of the function only take 2    ***
1095         dnl *** parameters, not 3.                                       ***
1096         dnl ***                                                          ***
1097         dnl *** Because the interface change was not made in a minor     ***
1098         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1099         dnl *** won't always indicate the interface sched_affinity has.  ***
1100         dnl ****************************************************************
1101         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1102         AC_TRY_COMPILE([#include <sched.h>], [
1103             int mask = 1; 
1104             sched_setaffinity(0, &mask);
1105                         return 0;
1106         ], [
1107                 # Yes, we have it...
1108                 AC_MSG_RESULT(yes)
1109                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1110         ], [
1111                 # We have the new, three-parameter version
1112                 AC_MSG_RESULT(no)
1113         ])
1114
1115
1116         dnl ******************************************************************
1117         dnl *** Check for large file support                               ***
1118         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1119         dnl ******************************************************************
1120         
1121         # Check that off_t can represent 2**63 - 1 correctly, working around
1122         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1123         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1124         large_offt=no
1125         AC_DEFUN([LARGE_FILES], [
1126                 large_CPPFLAGS=$CPPFLAGS
1127                 CPPFLAGS="$CPPFLAGS $1"
1128                 AC_TRY_RUN([
1129                         #include <sys/types.h>
1130
1131                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1132
1133                         int main(void) {
1134                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1135                                                (BIG_OFF_T%2147483647==1));
1136                                 if(big_off_t) {
1137                                         exit(0);
1138                                 } else {
1139                                         exit(1);
1140                                 }
1141                         }
1142                 ], [
1143                         AC_MSG_RESULT(ok)
1144                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1145                         large_CPPFLAGS="$large_CPPFLAGS $1"
1146                         large_offt=yes
1147                 ], [
1148                         AC_MSG_RESULT(no)
1149                 ], "")
1150                 CPPFLAGS=$large_CPPFLAGS
1151         ])
1152
1153         AC_MSG_CHECKING(if off_t is 64 bits wide)
1154         LARGE_FILES("")
1155         if test $large_offt = no; then
1156                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1157                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1158         fi
1159         if test $large_offt = no; then
1160                 AC_MSG_WARN([No 64 bit file size support available])
1161         fi
1162         
1163         dnl *****************************
1164         dnl *** Checks for libsocket  ***
1165         dnl *****************************
1166         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1167
1168         dnl *******************************
1169         dnl *** Checks for MSG_NOSIGNAL ***
1170         dnl *******************************
1171         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1172         AC_TRY_COMPILE([#include <sys/socket.h>], [
1173                 int f = MSG_NOSIGNAL;
1174         ], [
1175                 # Yes, we have it...
1176                 AC_MSG_RESULT(yes)
1177                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1178         ], [
1179                 # We'll have to use signals
1180                 AC_MSG_RESULT(no)
1181         ])
1182
1183         dnl *****************************
1184         dnl *** Checks for SOL_IP     ***
1185         dnl *****************************
1186         AC_MSG_CHECKING(for SOL_IP)
1187         AC_TRY_COMPILE([#include <netdb.h>], [
1188                 int level = SOL_IP;
1189         ], [
1190                 # Yes, we have it...
1191                 AC_MSG_RESULT(yes)
1192                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1193         ], [
1194                 # We'll have to use getprotobyname
1195                 AC_MSG_RESULT(no)
1196         ])
1197
1198         dnl *****************************
1199         dnl *** Checks for SOL_IPV6     ***
1200         dnl *****************************
1201         AC_MSG_CHECKING(for SOL_IPV6)
1202         AC_TRY_COMPILE([#include <netdb.h>], [
1203                 int level = SOL_IPV6;
1204         ], [
1205                 # Yes, we have it...
1206                 AC_MSG_RESULT(yes)
1207                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1208         ], [
1209                 # We'll have to use getprotobyname
1210                 AC_MSG_RESULT(no)
1211         ])
1212
1213         dnl *****************************
1214         dnl *** Checks for SOL_TCP    ***
1215         dnl *****************************
1216         AC_MSG_CHECKING(for SOL_TCP)
1217         AC_TRY_COMPILE([#include <netdb.h>], [
1218                 int level = SOL_TCP;
1219         ], [
1220                 # Yes, we have it...
1221                 AC_MSG_RESULT(yes)
1222                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1223         ], [
1224                 # We'll have to use getprotobyname
1225                 AC_MSG_RESULT(no)
1226         ])
1227
1228         dnl *****************************
1229         dnl *** Checks for IP_PKTINFO ***
1230         dnl *****************************
1231         AC_MSG_CHECKING(for IP_PKTINFO)
1232         AC_TRY_COMPILE([#include <netdb.h>], [
1233                 int level = IP_PKTINFO;
1234         ], [
1235                 # Yes, we have it...
1236                 AC_MSG_RESULT(yes)
1237                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1238         ], [
1239                 AC_MSG_RESULT(no)
1240         ])
1241
1242         dnl *****************************
1243         dnl *** Checks for IPV6_PKTINFO ***
1244         dnl *****************************
1245         AC_MSG_CHECKING(for IPV6_PKTINFO)
1246         AC_TRY_COMPILE([#include <netdb.h>], [
1247                 int level = IPV6_PKTINFO;
1248         ], [
1249                 # Yes, we have it...
1250                 AC_MSG_RESULT(yes)
1251                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1252         ], [
1253                 AC_MSG_RESULT(no)
1254         ])
1255
1256         dnl **********************************
1257         dnl *** Checks for IP_DONTFRAGMENT ***
1258         dnl **********************************
1259         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1260         AC_TRY_COMPILE([#include <netdb.h>], [
1261                 int level = IP_DONTFRAGMENT;
1262         ], [
1263                 # Yes, we have it...
1264                 AC_MSG_RESULT(yes)
1265                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1266         ], [
1267                 AC_MSG_RESULT(no)
1268         ])
1269
1270         dnl **********************************
1271         dnl *** Checks for IP_MTU_DISCOVER ***
1272         dnl **********************************
1273         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1274         AC_TRY_COMPILE([#include <netdb.h>], [
1275                 int level = IP_MTU_DISCOVER;
1276         ], [
1277                 # Yes, we have it...
1278                 AC_MSG_RESULT(yes)
1279                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1280         ], [
1281                 AC_MSG_RESULT(no)
1282         ])
1283
1284         dnl *********************************
1285         dnl *** Check for struct ip_mreqn ***
1286         dnl *********************************
1287         AC_MSG_CHECKING(for struct ip_mreqn)
1288         AC_TRY_COMPILE([#include <netinet/in.h>], [
1289                 struct ip_mreqn mreq;
1290                 mreq.imr_address.s_addr = 0;
1291         ], [
1292                 # Yes, we have it...
1293                 AC_MSG_RESULT(yes)
1294                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1295         ], [
1296                 # We'll just have to try and use struct ip_mreq
1297                 AC_MSG_RESULT(no)
1298                 AC_MSG_CHECKING(for struct ip_mreq)
1299                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1300                         struct ip_mreq mreq;
1301                         mreq.imr_interface.s_addr = 0;
1302                 ], [
1303                         # Yes, we have it...
1304                         AC_MSG_RESULT(yes)
1305                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1306                 ], [
1307                         # No multicast support
1308                         AC_MSG_RESULT(no)
1309                 ])
1310         ])
1311         
1312         dnl **********************************
1313         dnl *** Check for gethostbyname2_r ***
1314         dnl **********************************
1315         AC_MSG_CHECKING(for gethostbyname2_r)
1316                 AC_TRY_LINK([#include <netdb.h>], [
1317                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1318         ], [
1319                 # Yes, we have it...
1320                 AC_MSG_RESULT(yes)
1321                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1322         ], [
1323                 AC_MSG_RESULT(no)
1324         ])
1325
1326         dnl *****************************
1327         dnl *** Checks for libnsl     ***
1328         dnl *****************************
1329         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1330
1331         AC_CHECK_FUNCS(inet_pton inet_aton)
1332
1333         dnl ***********************************************
1334         dnl *** Checks for size of sockaddr_un.sun_path ***
1335         dnl ***********************************************
1336         # AC_CHECK_SIZEOF can't cope with struct members :-(
1337         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1338         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1339                 [AC_TRY_RUN([
1340                         #include <sys/types.h>
1341                         #include <stdio.h>
1342                         #include <sys/un.h>
1343
1344                         int main(void) {
1345                                 struct sockaddr_un sock_un;
1346                                 FILE *f=fopen("conftestval", "w");
1347                                 if(!f) exit(1);
1348                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1349                                 exit(0);
1350                         }
1351                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1352                    mono_cv_sizeof_sunpath=0,
1353                    mono_cv_sizeof_sunpath=0)])dnl
1354         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1355         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1356
1357         dnl *****************************
1358         dnl *** Checks for libxnet    ***
1359         dnl *****************************
1360         case "${host}" in
1361                 *solaris* )
1362                         AC_MSG_CHECKING(for Solaris XPG4 support)
1363                         if test -f /usr/lib/libxnet.so; then
1364                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1365                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1366                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1367                                 LIBS="$LIBS -lxnet"
1368                                 AC_MSG_RESULT(yes)
1369                         else
1370                                 AC_MSG_RESULT(no)
1371                         fi
1372
1373                         if test "$GCC" = "yes"; then
1374                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1375                         fi
1376                 ;;
1377         esac
1378
1379         dnl *****************************
1380         dnl *** Checks for libpthread ***
1381         dnl *****************************
1382 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1383 # and libpthread does not exist
1384 #
1385         case "${host}" in
1386                 *-*-*freebsd*)
1387                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1388                 ;;
1389                 *-*-*openbsd*)
1390                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1391                 ;;
1392                 *)
1393                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1394                 ;;
1395         esac
1396         AC_CHECK_HEADERS(pthread.h)
1397         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1398         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1399         AC_CHECK_FUNCS(pthread_kill)
1400         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1401         AC_TRY_COMPILE([ #include <pthread.h>], [
1402                 pthread_mutexattr_t attr;
1403                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1404         ], [
1405                 AC_MSG_RESULT(ok)
1406         ], [
1407                 AC_MSG_RESULT(no)
1408                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1409                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1410         ])
1411         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1412         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1413         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1414
1415         dnl ***********************************
1416         dnl *** Checks for signals
1417         dnl ***********************************
1418         AC_CHECK_HEADERS(signal.h)
1419         AC_CHECK_FUNCS(sigaction)
1420
1421         dnl ***********************************
1422         dnl *** Checks for working __thread ***
1423         dnl ***********************************
1424         AC_MSG_CHECKING(for working __thread)
1425         if test "x$with_tls" != "x__thread"; then
1426                 AC_MSG_RESULT(disabled)
1427         else
1428                 AC_TRY_RUN([
1429                         #include <pthread.h>
1430                         __thread int i;
1431                         static int res1, res2;
1432
1433                         void thread_main (void *arg)
1434                         {
1435                                 i = arg;
1436                                 sleep (1);
1437                                 if (arg == 1)
1438                                         res1 = (i == arg);
1439                                 else
1440                                         res2 = (i == arg);
1441                         }
1442
1443                         int main () {
1444                                 pthread_t t1, t2;
1445
1446                                 i = 5;
1447
1448                                 pthread_create (&t1, NULL, thread_main, 1);
1449                                 pthread_create (&t2, NULL, thread_main, 2);
1450
1451                                 pthread_join (t1, NULL);
1452                                 pthread_join (t2, NULL);
1453
1454                                 return !(res1 + res2 == 2);
1455                         }
1456                 ], [
1457                                 AC_MSG_RESULT(yes)
1458                 ], [
1459                                 AC_MSG_RESULT(no)
1460                                 with_tls=pthread
1461                 ])
1462         fi
1463
1464         dnl **************************************
1465         dnl *** Checks for working sigaltstack ***
1466         dnl **************************************
1467         AC_MSG_CHECKING(for working sigaltstack)
1468         if test "x$with_sigaltstack" != "xyes"; then
1469                 AC_MSG_RESULT(disabled)
1470         else
1471                 AC_TRY_RUN([
1472                         #include <stdio.h>
1473                         #include <stdlib.h>
1474                         #include <unistd.h>
1475                         #include <signal.h>
1476                         #include <pthread.h>
1477                         #include <sys/wait.h>
1478                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1479                         #define SA_STACK SA_ONSTACK
1480                         #endif
1481                         static void
1482                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1483                         {
1484                                 exit (0);
1485                         }
1486
1487                         volatile char*__ptr = NULL;
1488                         static void *
1489                         loop (void *ignored)
1490                         {
1491                                 *__ptr = 0;
1492                                 return NULL;
1493                         }
1494
1495                         static void
1496                         child ()
1497                         {
1498                                 struct sigaction sa;
1499                         #ifdef __APPLE__
1500                                 stack_t sas;
1501                         #else
1502                                 struct sigaltstack sas;
1503                         #endif
1504                                 pthread_t id;
1505                                 pthread_attr_t attr;
1506
1507                                 sa.sa_sigaction = sigsegv_signal_handler;
1508                                 sigemptyset (&sa.sa_mask);
1509                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1510                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1511                                         perror ("sigaction");
1512                                         return;
1513                                 }
1514
1515                                 /* x86 darwin deliver segfaults using SIGBUS */
1516                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1517                                         perror ("sigaction");
1518                                         return;
1519                                 }
1520                                 sas.ss_sp = malloc (SIGSTKSZ);
1521                                 sas.ss_size = SIGSTKSZ;
1522                                 sas.ss_flags = 0;
1523                                 if (sigaltstack (&sas, NULL) == -1) {
1524                                         perror ("sigaltstack");
1525                                         return;
1526                                 }
1527
1528                                 pthread_attr_init (&attr);
1529                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1530                                         printf ("pthread_create\n");
1531                                         return;
1532                                 }
1533
1534                                 sleep (100);
1535                         }
1536
1537                         int
1538                         main ()
1539                         {
1540                                 pid_t son;
1541                                 int status;
1542                                 int i;
1543
1544                                 son = fork ();
1545                                 if (son == -1) {
1546                                         return 1;
1547                                 }
1548
1549                                 if (son == 0) {
1550                                         child ();
1551                                         return 0;
1552                                 }
1553
1554                                 for (i = 0; i < 3; ++i) {
1555                                         sleep (1);
1556                                         waitpid (son, &status, WNOHANG);
1557                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1558                                                 return 0;
1559                                 }
1560
1561                                 kill (son, SIGKILL);
1562                                 return 1;
1563                         }
1564
1565                 ], [
1566                                 AC_MSG_RESULT(yes)
1567                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1568                 ], [
1569                                 with_sigaltstack=no
1570                                 AC_MSG_RESULT(no)
1571                 ])
1572         fi
1573
1574         dnl ********************************
1575         dnl *** Checks for semaphore lib ***
1576         dnl ********************************
1577         # 'Real Time' functions on Solaris
1578         # posix4 on Solaris 2.6
1579         # pthread (first!) on Linux
1580         AC_SEARCH_LIBS(sem_init, pthread rt posix4) 
1581
1582         AC_SEARCH_LIBS(shm_open, pthread rt posix4) 
1583         AC_CHECK_FUNCS(shm_open)
1584
1585         dnl ********************************
1586         dnl *** Checks for timezone stuff **
1587         dnl ********************************
1588         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1589                 AC_TRY_COMPILE([
1590                         #include <time.h>
1591                         ], [
1592                         struct tm tm;
1593                         tm.tm_gmtoff = 1;
1594                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1595         if test $ac_cv_struct_tm_gmtoff = yes; then
1596                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1597         else
1598                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1599                         AC_TRY_COMPILE([
1600                                 #include <time.h>
1601                         ], [
1602                                 timezone = 1;
1603                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1604                 if test $ac_cv_var_timezone = yes; then
1605                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1606                 else
1607                         AC_ERROR(unable to find a way to determine timezone)
1608                 fi
1609         fi
1610
1611         dnl *********************************
1612         dnl *** Checks for math functions ***
1613         dnl *********************************
1614         AC_SEARCH_LIBS(sqrtf, m)
1615         if test "x$has_broken_apple_cpp" != "xyes"; then
1616                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1617                         AC_TRY_LINK([#include <math.h>], 
1618                         [ finite(0.0); ], 
1619                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1620                         AC_MSG_RESULT(no)))
1621         fi
1622         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1623                 AC_TRY_LINK([#include <math.h>], 
1624                 [ isfinite(0.0); ], 
1625                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1626                 AC_MSG_RESULT(no)))
1627
1628         dnl ****************************************************************
1629         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1630         dnl *** have it in the library (duh))                            ***
1631         dnl ****************************************************************
1632         AC_CHECK_FUNCS(poll)
1633
1634         dnl *************************
1635         dnl *** Check for signbit ***
1636         dnl *************************
1637         AC_MSG_CHECKING(for signbit)
1638         AC_TRY_LINK([#include <math.h>], [
1639                 int s = signbit(1.0);
1640         ], [
1641                 AC_MSG_RESULT(yes)
1642                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1643         ], [
1644                 AC_MSG_RESULT(no)
1645         ]) 
1646
1647         dnl **********************************
1648         dnl *** epoll                      ***
1649         dnl **********************************
1650         AC_CHECK_HEADERS(sys/epoll.h)
1651         haveepoll=no
1652         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1653         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1654                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1655         fi
1656
1657         havekqueue=no
1658         AC_CHECK_FUNCS(kqueue, , AC_MSG_CHECKING(for kqueue in sys/event.h)
1659                 AC_TRY_LINK([#include <sys/event.h>], 
1660                 [ kqueue(); ], 
1661                 AC_DEFINE(HAVE_KQUEUE, 1, [Have kqueue]) AC_MSG_RESULT(yes),
1662                 AC_MSG_RESULT(no)))
1663         dnl ******************************
1664         dnl *** Checks for SIOCGIFCONF ***
1665         dnl ******************************
1666         AC_CHECK_HEADERS(sys/ioctl.h)
1667         AC_CHECK_HEADERS(net/if.h, [], [],
1668            [
1669            #ifdef HAVE_SYS_TYPES_H
1670            # include <sys/types.h>
1671            #endif
1672            #ifdef HAVE_SYS_SOCKET_H
1673            # include <sys/socket.h>
1674            #endif
1675            ])
1676         AC_MSG_CHECKING(for ifreq)
1677         AC_TRY_COMPILE([
1678                 #include <stdio.h>
1679                 #include <sys/ioctl.h>
1680                 #include <net/if.h>
1681                 ], [
1682                 struct ifconf ifc;
1683                 struct ifreq *ifr;
1684                 void *x;
1685                 ifc.ifc_len = 0;
1686                 ifc.ifc_buf = NULL;
1687                 x = (void *) &ifr->ifr_addr;
1688                 ],[
1689                         AC_MSG_RESULT(yes)
1690                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1691                 ], [
1692                         AC_MSG_RESULT(no)
1693                 ])
1694         dnl **********************************
1695         dnl ***     Checks for sin_len     ***
1696         dnl **********************************
1697         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1698         AC_TRY_COMPILE([
1699                 #include <netinet/in.h>
1700                 ], [
1701                 struct sockaddr_in saddr;
1702                 saddr.sin_len = sizeof (saddr);
1703                 ],[
1704                         AC_MSG_RESULT(yes)
1705                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1706                 ], [
1707                         AC_MSG_RESULT(no)
1708                 ])      
1709         dnl **********************************
1710         dnl ***    Checks for sin6_len     ***
1711         dnl **********************************
1712         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1713         AC_TRY_COMPILE([
1714                 #include <netinet/in.h>
1715                 ], [
1716                 struct sockaddr_in6 saddr6;
1717                 saddr6.sin6_len = sizeof (saddr6);
1718                 ],[
1719                         AC_MSG_RESULT(yes)
1720                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1721                 ], [
1722                         AC_MSG_RESULT(no)
1723                 ])
1724         dnl **********************************
1725         dnl *** Check for getifaddrs       ***
1726         dnl **********************************
1727         AC_MSG_CHECKING(for getifaddrs)
1728                 AC_TRY_LINK([
1729                 #include <stdio.h>
1730                 #include <sys/types.h>
1731                 #include <sys/socket.h>
1732                 #include <ifaddrs.h>
1733         ], [
1734                 getifaddrs(NULL);
1735         ], [
1736                 # Yes, we have it...
1737                 AC_MSG_RESULT(yes)
1738                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
1739         ], [
1740                 AC_MSG_RESULT(no)
1741         ])
1742
1743                         
1744         dnl **********************************
1745         dnl *** Checks for MonoPosixHelper ***
1746         dnl **********************************
1747         AC_CHECK_HEADERS(checklist.h)
1748         AC_CHECK_HEADERS(pathconf.h)
1749         AC_CHECK_HEADERS(fstab.h)
1750         AC_CHECK_HEADERS(attr/xattr.h)
1751         AC_CHECK_HEADERS(sys/extattr.h)
1752         AC_CHECK_HEADERS(sys/sendfile.h)
1753         AC_CHECK_HEADERS(sys/statvfs.h)
1754         AC_CHECK_HEADERS(sys/statfs.h)
1755         AC_CHECK_HEADERS(sys/vfstab.h)
1756         AC_CHECK_HEADERS(sys/xattr.h)
1757         AC_CHECK_HEADERS(sys/mman.h)
1758         AC_CHECK_HEADERS(sys/param.h)
1759         AC_CHECK_HEADERS(sys/mount.h, [], [],
1760                 [
1761                 #ifdef HAVE_SYS_PARAM_H
1762                 # include <sys/param.h>
1763                 #endif
1764                 ])
1765         AC_CHECK_HEADERS(sys/mount.h)
1766         AC_CHECK_FUNCS(confstr)
1767         AC_CHECK_FUNCS(seekdir telldir)
1768         AC_CHECK_FUNCS(getdomainname)
1769         AC_CHECK_FUNCS(setdomainname)
1770         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1771         AC_CHECK_FUNCS(setgroups)
1772         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1773         AC_CHECK_FUNCS(getfsstat)
1774         AC_CHECK_FUNCS(lutimes futimes)
1775         AC_CHECK_FUNCS(mremap)
1776         AC_CHECK_FUNCS(remap_file_pages)
1777         AC_CHECK_FUNCS(posix_fadvise)
1778         AC_CHECK_FUNCS(posix_fallocate)
1779         AC_CHECK_FUNCS(posix_madvise)
1780         AC_CHECK_FUNCS(vsnprintf)
1781         AC_CHECK_FUNCS(sendfile)
1782         AC_CHECK_FUNCS(gethostid sethostid)
1783         AC_CHECK_FUNCS(sethostname)
1784         AC_CHECK_FUNCS(statfs)
1785         AC_CHECK_FUNCS(fstatfs)
1786         AC_CHECK_FUNCS(statvfs)
1787         AC_CHECK_FUNCS(fstatvfs)
1788         AC_CHECK_FUNCS(stime)
1789         AC_CHECK_FUNCS(strerror_r)
1790         AC_CHECK_FUNCS(ttyname_r)
1791         AC_CHECK_FUNCS(psignal)
1792         AC_CHECK_FUNCS(getlogin_r)
1793         AC_CHECK_FUNCS(lockf)
1794         AC_CHECK_FUNCS(swab)
1795         AC_CHECK_FUNCS(setusershell endusershell)
1796         AC_CHECK_SIZEOF(size_t)
1797         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], , 
1798                 [#include <sys/types.h>
1799                  #include <sys/stat.h>
1800                  #include <unistd.h>])
1801         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1802                 [#include <sys/types.h>
1803                  #include <sys/stat.h>
1804                  #include <unistd.h>])
1805         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1806                 [#include <sys/time.h>])
1807         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1808                 [#include <unistd.h>
1809                  #include <fcntl.h>])
1810         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1811                 [#include <sys/poll.h>])
1812         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1813                 [#include <sys/types.h>
1814                  #include <sys/stat.h>
1815                  #include <unistd.h>])
1816         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1817                 [#include <time.h>])
1818         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1819                 [#include <sys/time.h>
1820                  #include <sys/types.h>
1821                  #include <utime.h>])
1822         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1823                 [#include <sys/time.h>])
1824         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1825                 [#include <sys/types.h>
1826                  #include <utime.h>])
1827         AC_CHECK_MEMBERS(
1828                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,, 
1829                 [#include <sys/types.h>
1830                  #include <dirent.h>])
1831         AC_CHECK_MEMBERS(
1832                 [struct passwd.pw_gecos],,, 
1833                 [#include <sys/types.h>
1834                  #include <pwd.h>])
1835         AC_CHECK_MEMBERS(
1836                 [struct statfs.f_flags],,, 
1837                 [#include <sys/types.h>
1838                  #include <sys/vfs.h>])
1839
1840         dnl Favour xattr through glibc, but use libattr if we have to
1841         AC_CHECK_FUNC(lsetxattr, ,
1842                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1843         )
1844         AC_SUBST(XATTR_LIB)
1845
1846         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1847         AC_CHECK_MEMBERS(
1848                 [struct kinfo_proc.kp_proc],,, 
1849                 [#include <sys/types.h>
1850                  #include <sys/param.h>
1851                  #include <sys/sysctl.h>
1852                  #include <sys/proc.h>
1853                  ])
1854
1855         dnl *********************************
1856         dnl *** Checks for Windows compilation ***
1857         dnl *********************************
1858         AC_CHECK_HEADERS(sys/time.h)
1859         AC_CHECK_HEADERS(sys/param.h)
1860         AC_CHECK_HEADERS(dirent.h)
1861
1862         dnl *********************************
1863         dnl *** Check for Console 2.0 I/O ***
1864         dnl *********************************
1865         AC_CHECK_HEADERS([curses.h])
1866         AC_CHECK_HEADERS([term.h], [], [],
1867         [#if HAVE_CURSES_H
1868          #include <curses.h>
1869          #endif
1870         ])
1871         AC_CHECK_HEADERS([termios.h])
1872
1873         dnl * This is provided in io-layer, but on windows it's only available
1874         dnl * on xp+
1875         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1876 else
1877         dnl *********************************
1878         dnl *** Checks for Windows compilation ***
1879         dnl *********************************
1880         AC_CHECK_HEADERS(winternl.h)
1881
1882         jdk_headers_found=no
1883         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1884         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1885         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1886         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1887         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1888         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1889         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1890
1891         dnl *********************************
1892         dnl *** Check for struct ip_mreqn ***
1893         dnl *********************************
1894         AC_MSG_CHECKING(for struct ip_mreqn)
1895         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1896                 struct ip_mreqn mreq;
1897                 mreq.imr_address.s_addr = 0;
1898         ], [
1899                 # Yes, we have it...
1900                 AC_MSG_RESULT(yes)
1901                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1902         ], [
1903                 # We'll just have to try and use struct ip_mreq
1904                 AC_MSG_RESULT(no)
1905                 AC_MSG_CHECKING(for struct ip_mreq)
1906                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1907                         struct ip_mreq mreq;
1908                         mreq.imr_interface.s_addr = 0;
1909                 ], [
1910                         # Yes, we have it...
1911                         AC_MSG_RESULT(yes)
1912                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1913                 ], [
1914                         # No multicast support
1915                         AC_MSG_RESULT(no)
1916                 ])
1917         ])
1918         AC_CHECK_FUNCS(GetProcessId)
1919 fi
1920
1921 dnl socklen_t check
1922 AC_MSG_CHECKING(for socklen_t)
1923 AC_TRY_COMPILE([
1924 #include <sys/types.h>
1925 #include <sys/socket.h>
1926 ],[
1927   socklen_t foo;
1928 ],[
1929 ac_cv_c_socklen_t=yes
1930         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1931         AC_MSG_RESULT(yes)
1932 ],[
1933         AC_MSG_RESULT(no)
1934 ])
1935
1936 AC_MSG_CHECKING(for array element initializer support)
1937 AC_TRY_COMPILE([#include <sys/socket.h>], [
1938         const int array[] = {[1] = 2,};
1939 ], [
1940         # Yes, we have it...
1941         AC_MSG_RESULT(yes)
1942         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1943 ], [
1944         # We'll have to use signals
1945         AC_MSG_RESULT(no)
1946 ])
1947
1948 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1949         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1950         AC_TRY_LINK([#include <math.h>], 
1951         [ static void *p = &trunc; ],
1952         [
1953                 AC_DEFINE(HAVE_TRUNC) 
1954                 AC_MSG_RESULT(yes)
1955                 ac_cv_trunc=yes
1956         ],
1957         AC_MSG_RESULT(no)))
1958
1959 if test "x$ac_cv_truncl" != "xyes"; then
1960    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1961 fi
1962
1963 AC_CHECK_FUNCS(round)
1964 AC_CHECK_FUNCS(rint)
1965 AC_CHECK_FUNCS(execvp)
1966
1967 dnl ****************************
1968 dnl *** Look for /dev/random ***
1969 dnl ****************************
1970
1971 AC_MSG_CHECKING([if usage of random device is requested])
1972 AC_ARG_ENABLE(dev-random,
1973 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1974 try_dev_random=$enableval, try_dev_random=yes)
1975
1976 AC_MSG_RESULT($try_dev_random)
1977
1978 case "{$build}" in
1979     *-openbsd*)
1980     NAME_DEV_RANDOM="/dev/srandom"
1981     ;;
1982
1983 dnl Win32 does not have /dev/random, they have their own method...
1984
1985     *-mingw*|*-*-cygwin*)
1986     ac_cv_have_dev_random=no
1987     ;;
1988
1989 dnl Everywhere else, it's /dev/random
1990
1991     *)
1992     NAME_DEV_RANDOM="/dev/random"
1993     ;;
1994 esac
1995
1996 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1997
1998 dnl Now check if the device actually exists
1999
2000 if test "x$try_dev_random" = "xyes"; then
2001     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2002     [if test -r "$NAME_DEV_RANDOM" ; then
2003         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2004     if test "x$ac_cv_have_dev_random" = "xyes"; then
2005         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2006     fi
2007 else
2008     AC_MSG_CHECKING(for random device)
2009     ac_cv_have_dev_random=no
2010     AC_MSG_RESULT(has been disabled)
2011 fi
2012
2013 if test "x$host_win32" = "xyes"; then
2014     AC_DEFINE(HAVE_CRYPT_RNG)
2015 fi
2016
2017 if test "x$ac_cv_have_dev_random" = "xno" \
2018     && test "x$host_win32" = "xno"; then
2019     AC_MSG_WARN([[
2020 ***
2021 *** A system-provided entropy source was not found on this system.
2022 *** Because of this, the System.Security.Cryptography random number generator
2023 *** will throw a NotImplemented exception.
2024 ***
2025 *** If you are seeing this message, and you know your system DOES have an
2026 *** entropy collection in place, please contact <crichton@gimp.org> and
2027 *** provide information about the system and how to access the random device.
2028 ***
2029 *** Otherwise you can install either egd or prngd and set the environment
2030 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2031 ***]])
2032 fi
2033  
2034 AC_MSG_CHECKING([if inter-process shared handles are requested])
2035 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2036 AC_MSG_RESULT($try_shared_handles)
2037 if test "x$try_shared_handles" != "xyes"; then
2038         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2039         AC_SUBST(DISABLE_SHARED_HANDLES)
2040 fi
2041
2042 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2043
2044 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2045 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2046
2047 AC_MSG_CHECKING([if big-arrays are to be enabled])
2048 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2049 if test "x$enable_big_arrays" = "xyes" ; then
2050     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2051         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2052     else
2053         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2054     fi
2055 fi
2056 AC_MSG_RESULT($enable_big_arrays)
2057
2058 dnl **************
2059 dnl *** DTRACE ***
2060 dnl **************
2061
2062 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2063
2064 if test "x$enable_dtrace" = "xyes"; then
2065    if test "x$has_dtrace" = "xno"; then
2066           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2067    fi
2068    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2069    if test "x$DTRACE" = "xno"; then
2070           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2071           enable_dtrace=no
2072    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2073           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2074           enable_dtrace=no
2075    fi
2076 fi
2077
2078 dtrace_g=no
2079 if test "x$enable_dtrace" = "xyes"; then
2080         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2081         DTRACEFLAGS=
2082         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2083                 case "$host" in
2084                         powerpc-*-darwin*)
2085                         DTRACEFLAGS="-arch ppc64"
2086                         ;;
2087                         i*86-*-darwin*)
2088                         DTRACEFLAGS="-arch x86_64"
2089                         ;;
2090                         *)
2091                         DTRACEFLAGS=-64
2092                         ;;
2093                 esac
2094         else
2095                 case "$host" in
2096                         powerpc-*-darwin*)
2097                         DTRACEFLAGS="-arch ppc"
2098                         ;;
2099                         i*86-*-darwin*)
2100                         DTRACEFLAGS="-arch i386"
2101                         ;;
2102                         *)
2103                         DTRACEFLAGS=-32
2104                         ;;
2105                 esac
2106         fi
2107         AC_SUBST(DTRACEFLAGS)
2108         case "$host" in
2109                 *-*-solaris*)
2110                 dtrace_g=yes
2111                 ;;
2112         esac
2113         AC_CHECK_HEADERS([sys/sdt.h])
2114 fi
2115 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2116 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2117
2118 dnl **************
2119 dnl ***  NaCl  ***
2120 dnl **************
2121
2122 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2123 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2124
2125 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2126 if test "x$enable_nacl_codegen" = "xyes"; then
2127    MONO_NACL_ALIGN_MASK_OFF=1
2128    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2129    AC_DEFINE(TARGET_NACL, 1, [...])
2130 else
2131    MONO_NACL_ALIGN_MASK_OFF=0
2132    CPPFLAGS="$CPPFLAGS -D__default_codegen__"
2133 fi
2134 if test "x$enable_nacl_gc" = "xyes"; then
2135    CPPFLAGS="$CPPFLAGS -finstrument-for-thread-suspension -D__native_client_gc__"
2136 fi
2137 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2138
2139 dnl **************
2140 dnl ***  LLVM  ***
2141 dnl **************
2142
2143 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2144 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2145
2146 if test "x$enable_llvm" = "xyes"; then
2147    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2148    if test "x$LLVM_CONFIG" = "xno"; then
2149           AC_MSG_ERROR([llvm-config not found.])
2150    fi
2151
2152    # The output of --cflags seems to include optimizations flags too
2153    LLVM_CFLAGS=`$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'`
2154    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2155    # from LLVM classes.
2156    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2157    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2158    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit x86codegen`
2159    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2160
2161    # Should be something like '2.6' or '2.7svn'
2162    llvm_version=`$LLVM_CONFIG --version`
2163    major_version=`echo $llvm_version | cut -c 1`
2164    minor_version=`echo $llvm_version | cut -c 3`
2165    AC_MSG_CHECKING(LLVM version)
2166    AC_MSG_RESULT($llvm_version)
2167    if echo $llvm_version | grep -q 'mono'; then
2168           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2169           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"       
2170    else
2171           AC_MSG_ERROR([Compiling with stock LLVM is not supported, please use the Mono LLVM repo at https://github.com/mono/llvm, with the GIT branch which matches this version of mono, i.e. 'mono-2-10' for Mono 2.10.])
2172    fi
2173
2174    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2175    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2176    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2177
2178    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2179    # llvm's config.h
2180    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2181
2182    AC_SUBST(LLVM_CFLAGS)
2183    AC_SUBST(LLVM_CXXFLAGS)
2184    AC_SUBST(LLVM_LIBS)
2185    AC_SUBST(LLVM_LDFLAGS)
2186    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2187 fi
2188
2189 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2190 if test "x$enable_loadedllvm" = "xyes"; then
2191    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2192 fi
2193 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2194
2195 TARGET="unknown"
2196 ACCESS_UNALIGNED="yes"
2197
2198 JIT_SUPPORTED=no
2199 INTERP_SUPPORTED=no
2200 LIBC="libc.so.6"
2201 INTL="libc.so.6"
2202 SQLITE="libsqlite.so.0"
2203 SQLITE3="libsqlite3.so.0"
2204 X11="libX11.so"
2205
2206 sizeof_register="SIZEOF_VOID_P"
2207
2208 jit_wanted=true
2209 interp_wanted=false
2210 sgen_supported=false
2211 case "$host" in
2212 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2213 #               TARGET=MIPS;
2214 #               ACCESS_UNALIGNED="no"
2215 #               ;;
2216         mips*)
2217                 TARGET=MIPS;
2218                 arch_target=mips;
2219                 sgen_supported=true
2220                 ACCESS_UNALIGNED="no"
2221                 JIT_SUPPORTED=yes
2222
2223                 AC_MSG_CHECKING(for mips n32)
2224                 AC_TRY_COMPILE([],[
2225                 #if _MIPS_SIM != _ABIN32
2226                 #error Not mips n32
2227                 #endif
2228                 return 0;
2229                 ],[
2230                 AC_MSG_RESULT(yes)
2231                 sizeof_register=8
2232                 ],[
2233                 AC_MSG_RESULT(no)
2234                 ])
2235                 ;;
2236         i*86-*-*)
2237                 TARGET=X86;
2238                 arch_target=x86;
2239                 JIT_SUPPORTED=yes
2240                 case $host_os in
2241                   solaris*)
2242                         LIBC="libc.so"
2243                         INTL="libintl.so"
2244                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2245                                 TARGET=AMD64
2246                                 arch_target=amd64
2247                         fi
2248
2249                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2250                         # int astruct __attribute__ ((visibility ("hidden")));
2251                         # void foo ()
2252                         # {
2253                         #       void *p = &astruct;
2254                         # }
2255                         # gcc -fPIC --shared -o libfoo.so foo.c
2256                         # yields:
2257                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2258                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2259                         have_visibility_hidden=no
2260                         sgen_supported=true
2261                         ;;
2262                   cygwin*)
2263                         sgen_supported=true
2264                         have_visibility_hidden=no                 
2265                         ;;
2266                   haiku*)
2267                         LIBC=libroot.so
2268                         ;;
2269                   linux*)
2270                         sgen_supported=true
2271                         AOT_SUPPORTED="yes"
2272                         ;;
2273                   darwin*)
2274                         sgen_supported=true
2275                         AOT_SUPPORTED="yes"
2276                         ;;
2277                   darwin*|openbsd*|freebsd*)
2278                         sgen_supported=true
2279                         ;;
2280                 esac
2281                 ;;
2282         x86_64-*-* | amd64-*-*)
2283                 TARGET=AMD64;
2284                 arch_target=amd64;
2285                 JIT_SUPPORTED=yes
2286                 case $host_os in
2287                   linux*)
2288                         sgen_supported=true
2289                         AOT_SUPPORTED="yes"
2290                         ;;
2291                   darwin*|openbsd*|freebsd*)
2292                         sgen_supported=true
2293                         ;;
2294                 esac
2295                 case "$host" in
2296                         x86_64-*-nacl*)
2297                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2298                                 sizeof_register=8
2299                                 ;;
2300                 esac
2301                 ;;
2302         ia64-*-*)
2303                 TARGET=IA64
2304                 arch_target=ia64
2305                 ACCESS_UNALIGNED="no"
2306                 JIT_SUPPORTED=yes
2307                 LIBC="libc.so.6.1"
2308                 INTL="libc.so.6.1"
2309                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2310                 libmono_ldflags="-lunwind"
2311                 ;;
2312         sparc*-*-*)
2313                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2314                    TARGET=SPARC64
2315                 else
2316                         TARGET=SPARC
2317                 fi
2318                 arch_target=sparc;
2319                 JIT_SUPPORTED=yes
2320                 ACCESS_UNALIGNED="no"
2321                 case $host_os in
2322                   linux*) ;;
2323                   *)
2324                         LIBC="libc.so"
2325                         INTL="libintl.so"
2326                 esac
2327                 if test x"$GCC" = xyes; then
2328                         # We don't support v8 cpus
2329                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2330                 fi
2331                 if test x"$AR" = xfalse; then
2332                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2333                 fi
2334                 sgen_supported=true
2335                 ;;
2336        alpha*-*-linux* | alpha*-*-osf*)
2337                 TARGET=ALPHA;
2338                 ACCESS_UNALIGNED="no"
2339                 JIT_SUPPORTED=yes
2340                 arch_target=alpha;
2341                 CFLAGS="$CFLAGS -mieee -O0"
2342                 case $host_os in
2343                   linux*)
2344                         LIBC="libc.so.6.1"
2345                         INTL="libc.so.6.1"
2346                 esac
2347                ;;
2348         *-mingw*|*-*-cygwin*)
2349                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2350                 have_visibility_hidden=no
2351                 INTL="intl"
2352                 ;;
2353         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2354                 TARGET=HPPA;
2355                 arch_target=hppa; 
2356                 LIBC="libc.sl"
2357                 ACCESS_UNALIGNED="no"
2358                 INTERP_SUPPORTED=yes
2359                 interp_wanted=true
2360                 ;;
2361         hppa*linux*)
2362                 TARGET=HPPA;
2363                 arch_target=hppa; 
2364                 ACCESS_UNALIGNED="no"
2365                 JIT_SUPPORTED=yes
2366                 ;;
2367         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2368         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2369                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2370                         TARGET=POWERPC64;
2371                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2372                         CFLAGS="$CFLAGS -mminimal-toc"
2373                 else
2374                         TARGET=POWERPC;
2375                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2376                 fi
2377                 arch_target=ppc;
2378                 JIT_SUPPORTED=yes
2379                 case $host_os in
2380                   linux*|darwin*)
2381                         sgen_supported=true
2382                         ;;
2383                 esac
2384                 ;;
2385         arm*-darwin*)
2386                 TARGET=ARM;
2387                 arch_target=arm;
2388                 ACCESS_UNALIGNED="no"
2389                 JIT_SUPPORTED=yes
2390                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2391                 # libgc's gc_locks.h depends on this
2392             NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2393                 sgen_supported=true
2394                 ;;
2395         arm*-linux*)
2396                 TARGET=ARM;
2397                 arch_target=arm;
2398                 ACCESS_UNALIGNED="no"
2399                 JIT_SUPPORTED=yes
2400                 sgen_supported=true
2401                 AOT_SUPPORTED="yes"
2402                 ;;
2403         s390-*-linux*)
2404                 TARGET=S390;
2405                 arch_target=s390;
2406                 ACCESS_UNALIGNED="yes"
2407                 JIT_SUPPORTED=yes
2408                 sgen_supported=true
2409                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2410                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2411                 ;;
2412         s390x-*-linux*)
2413                 TARGET=S390x;
2414                 arch_target=s390x;
2415                 ACCESS_UNALIGNED="yes"
2416                 JIT_SUPPORTED=yes
2417                 sgen_supported=true
2418                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2419                 ;;
2420 esac
2421
2422 if test "x$host" != "x$target"; then
2423    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2424    enable_mcs_build=no
2425    case "$target" in
2426    powerpc64-ps3-linux-gnu)
2427                 TARGET=POWERPC64
2428                 arch_target=powerpc64
2429                 AC_DEFINE(TARGET_PS3, 1, [...])
2430                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2431                 # uses this define
2432                 AC_DEFINE(__mono_ppc64__, 1, [...])
2433                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2434                 sizeof_register=8
2435                 target_byte_order=G_BIG_ENDIAN
2436                 ;;
2437
2438    powerpc64-xbox360-linux-gnu)
2439                 TARGET=POWERPC64
2440                 arch_target=powerpc64
2441                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2442                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2443                 # uses this define
2444                 sizeof_register=8
2445                 target_byte_order=G_BIG_ENDIAN
2446                 ;;
2447    x86_64-*-nacl)
2448                 TARGET=AMD64
2449                 arch_target=amd64
2450                 AC_DEFINE(TARGET_AMD64, 1, [...])
2451                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2452                 sizeof_register=8
2453                 ;;
2454    *-*-nacl)
2455                 TARGET=X86
2456                 arch_target=x86
2457                 AC_DEFINE(TARGET_X86, 1, [...])
2458                 sizeof_register=4
2459                 ;;
2460    armv7l-unknown-linux-gnueabi*)
2461                 # TEGRA
2462                 TARGET=ARM;
2463                 arch_target=arm;
2464                 AC_DEFINE(TARGET_ARM, 1, [...])
2465                 ACCESS_UNALIGNED="no"
2466                 JIT_SUPPORTED=yes
2467                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__"
2468                 jit_wanted=true
2469                 # Can't use tls, since it depends on the runtime detection of tls offsets
2470                 # in mono-compiler.h
2471                 with_tls=pthread
2472                 ;;
2473    armv5tel-unknown-linux-gnueabi*)
2474                 TARGET=ARM;
2475                 arch_target=arm;
2476                 AC_DEFINE(TARGET_ARM, 1, [...])
2477                 ACCESS_UNALIGNED="no"
2478                 JIT_SUPPORTED=yes
2479                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2480                 jit_wanted=true
2481                 # Can't use tls, since it depends on the runtime detection of tls offsets
2482                 # in mono-compiler.h
2483                 with_tls=pthread
2484                 ;;
2485    armv5-*-linux-androideabi*)
2486                 TARGET=ARM;
2487                 arch_target=arm;
2488                 AC_DEFINE(TARGET_ARM, 1, [...])
2489                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2490                 ACCESS_UNALIGNED="no"
2491                 JIT_SUPPORTED=yes
2492                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__ -DARM_FPU_NONE=1"
2493                 jit_wanted=true
2494                 # Can't use tls, since it depends on the runtime detection of tls offset
2495                 # in mono-compiler.h
2496                 with_tls=pthread
2497                 ;;
2498         *)
2499                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2500         esac
2501 fi
2502
2503 # FIXME: Define the others as well
2504 case "$TARGET" in
2505 X86)
2506         AC_DEFINE(TARGET_X86, 1, [...])
2507         ;;
2508 AMD64)
2509         AC_DEFINE(TARGET_AMD64, 1, [...])
2510         ;;
2511 ARM)
2512         AC_DEFINE(TARGET_ARM, 1, [...])
2513         ;;
2514 POWERPC)
2515         AC_DEFINE(TARGET_POWERPC, 1, [...])
2516         ;;
2517 POWERPC64)
2518         AC_DEFINE(TARGET_POWERPC, 1, [...])
2519         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2520         ;;
2521 S390x)
2522         AC_DEFINE(TARGET_S390X, 1, [...])
2523         ;;
2524 MIPS)
2525         AC_DEFINE(TARGET_MIPS, 1, [...])
2526         ;;
2527 esac
2528
2529 if test "x$sizeof_register" = "x4"; then
2530    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2531 elif test "x$sizeof_register" = "x8"; then
2532    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2533 else
2534    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2535 fi
2536
2537 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2538    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2539 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2540    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2541 else
2542    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2543 fi
2544
2545 if test "x$have_visibility_hidden" = "xyes"; then
2546    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2547 fi
2548
2549 if test "x$have_deprecated" = "xyes"; then
2550    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2551 fi
2552
2553 dnl 
2554 dnl Simple Generational checks (sgen)
2555 dnl
2556 if $sgen_supported; then
2557    build_sgen_default=yes
2558 else
2559    build_sgen_default=no
2560 fi
2561 SGEN_DEFINES=
2562 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2563 if test x$buildsgen = xyes; then
2564    if $sgen_supported; then
2565        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2566        gc_msg="sgen and $gc_msg"
2567    else
2568        buildsgen=no
2569        AC_MSG_WARN("Sgen is not supported on this platform")
2570    fi
2571 fi
2572 AC_SUBST(SGEN_DEFINES)
2573 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2574
2575 USEJIT=false
2576 if test x$JIT_SUPPORTED = xyes; then
2577    if $jit_wanted; then
2578       USEJIT=true
2579       jit_status="Building and using the JIT"
2580    else
2581       if $interp_wanted; then
2582          jit_status="Building the JIT, defaulting to the interpreter"
2583       else
2584          AC_ERROR(No JIT or interpreter support available or selected.)
2585       fi
2586    fi
2587 else
2588    if test x$interp_wanted = xtrue; then
2589       jit_status="interpreter"
2590    else
2591       AC_ERROR(No JIT or interpreter support available or selected.)
2592    fi
2593 fi
2594
2595 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2596
2597 libsuffix=".so"
2598
2599 case "$host" in
2600      *-*-darwin*)
2601         libsuffix=".dylib"
2602         LIBC="libc.dylib"
2603         INTL="libintl.dylib"
2604         SQLITE="libsqlite.0.dylib"
2605         SQLITE3="libsqlite3.0.dylib"
2606         X11="libX11.dylib"
2607         ;;
2608      *-*-*netbsd*)
2609         LIBC="libc.so.12"
2610         INTL="libintl.so.0"
2611         ;;
2612     *-*-*freebsd*)
2613         LIBC="libc.so"
2614         INTL="libintl.so"
2615         SQLITE="libsqlite.so"
2616         SQLITE3="libsqlite3.so"
2617         ;;
2618     *-*-*openbsd*)
2619         LIBC="libc.so"
2620         INTL="libintl.so"
2621         SQLITE="libsqlite.so"
2622         SQLITE3="libsqlite3.so"
2623         ;;
2624     *-*-*linux*)
2625         AC_PATH_X
2626         AC_MSG_CHECKING(for the soname of libX11.so)
2627         for i in $x_libraries /usr/lib /usr/lib64; do
2628                 for r in 4 5 6; do
2629                         if test -f $i/libX11.so.$r; then
2630                                 X11=libX11.so.$r
2631                                 AC_MSG_RESULT($X11)
2632                         fi
2633                 done
2634         done
2635         
2636         if test "x$X11" = "xlibX11.so"; then
2637                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? Assuming libX11.so.6...]);
2638                 X11=libX11.so.6
2639         fi
2640         ;;
2641 esac
2642
2643
2644 AC_SUBST(libsuffix)
2645
2646 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2647         if test "x$with_tls" = "x__thread"; then
2648                 #
2649                 # On some linux distributions, TLS works in executables, but linking 
2650                 # against a shared library containing TLS fails with:
2651                 # undefined reference to `__tls_get_addr'
2652                 #
2653                 rm -f conftest.c conftest.so conftest
2654                 echo "static __thread int foo; int main () { foo = 5; return 0; }" > conftest.c
2655                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2656                 $CC -o conftest conftest.so > /dev/null 2>&1
2657                 if test ! -f conftest; then
2658                    AC_MSG_WARN([Disabling usage of __thread.]);
2659                    with_tls=pthread
2660                 fi
2661                 rm -f conftest.c conftest.so conftest
2662         fi
2663 fi
2664
2665 mono_debugger_supported=no
2666 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2667 if test "x$try_mono_debugger" = "xyes"; then
2668         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA" -o "x$TARGET" = "xS390x"; then
2669                 if test x$use_included_gc = xyes; then
2670                         case "$host" in
2671                         *-*-*linux*)
2672                                 mono_debugger_supported=yes
2673                                 ;;
2674                         *86-apple-darwin*)
2675                                 mono_debugger_supported=yes
2676                                 ;;              
2677                         esac
2678                 fi
2679         fi
2680 fi
2681
2682 # disable the debugger entirely when building with moonlight
2683 if test "x$with_moonlight" != "xno"; then
2684         mono_debugger_supported=no
2685 fi
2686
2687 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2688 if test "x$mono_debugger_supported" = "xyes"; then
2689         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2690         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2691 fi
2692 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2693 AC_MSG_RESULT($mono_debugger_supported)
2694
2695 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
2696 if test "x$icall_symbol_map" = "xyes"; then
2697    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
2698 fi
2699
2700 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
2701 if test "x$icall_export" = "xyes"; then
2702    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
2703 fi
2704
2705 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
2706 if test "x$icall_tables" = "xno"; then
2707    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
2708 fi
2709
2710 if test "x$with_tls" = "x__thread"; then
2711         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2712         # Pass the information to libgc
2713         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2714         AC_MSG_CHECKING(if the tls_model attribute is supported)
2715         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2716                 ], [
2717                         AC_MSG_RESULT(yes)
2718                         # CLANG doesn't support this yet, and it prints warnings about it
2719                         if test "x$mono_cv_clang" = "xno"; then
2720                                 AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2721                         fi
2722                 ], [
2723                         AC_MSG_RESULT(no)
2724         ])
2725 fi
2726
2727 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2728         dnl ******************************************
2729         dnl *** Check to see what FPU is available ***
2730         dnl ******************************************
2731         AC_MSG_CHECKING(which FPU to use)
2732
2733         fpu=NONE
2734         if gcc -v 2>&1 | grep -q -- '--with-float=hard'; then
2735            fpu=VFP_HARD
2736         fi
2737
2738         if test x$fpu = xNONE; then
2739            ORIG_CFLAGS=$CFLAGS
2740            CFLAGS="$CFLAGS -mfpu=vfp -mfloat-abi=softfp"
2741            AC_TRY_RUN([
2742                                 int main () { __asm__ ("faddd   d7, d6, d7"); return 0; }
2743                                 ], fpu=VFP, fpu=NONE)
2744            CFLAGS=$ORIG_CFLAGS
2745         fi
2746
2747         if test x$fpu = xNONE; then
2748                 AC_TRY_COMPILE([], [
2749                         __asm__ ("ldfd f0, [r0]");
2750                         ], fpu=FPA, fpu=NONE)
2751         fi
2752
2753         AC_MSG_RESULT($fpu)
2754         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2755         unset fpu
2756
2757         AC_MSG_CHECKING(for ARMV6)
2758         AC_TRY_RUN([
2759                 int main () { __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory"); return 0; }
2760                         ], armv6=yes, armv6=no)
2761
2762         AC_MSG_RESULT($armv6)
2763         if test ${armv6} = yes; then
2764            AC_DEFINE(HAVE_ARMV6, 1, "Host supports ARMV6 instructions")
2765            # libgc's gc_locks.h depends on this
2766            NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2767         fi
2768 fi
2769
2770 if test ${TARGET} = unknown; then
2771         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2772         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2773 fi
2774
2775 if test ${ACCESS_UNALIGNED} = no; then
2776         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2777 fi
2778
2779 case "x$gc" in
2780         xincluded)
2781                 # Pass CPPFLAGS to libgc configure
2782                 # We should use a separate variable for this to avoid passing useless and
2783                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2784                 # This should be executed late so we pick up the final version of CPPFLAGS
2785                 # The problem with this approach, is that during a reconfigure, the main
2786                 # configure scripts gets invoked with these arguments, so we use separate
2787                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2788                 TMP_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2789                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2790                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2791                 fi
2792                 # Don't pass -finstrument-for-thread-suspension in, 
2793                 # if these are instrumented it will be very bad news 
2794                 # (infinite recursion, undefined parking behavior, etc)
2795                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
2796                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2797                 AC_CONFIG_SUBDIRS(libgc)
2798                 ;;
2799 esac
2800
2801 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2802 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.x FX (defaults to yes)],                  [], [with_profile4=yes])
2803 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid 2.1 assemblies (defaults to no)], [], [with_monodroid=no])
2804 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2805 AC_ARG_WITH(mobile,    [  --with-mobile=yes,no            If you want to build the Mobile 2.1 assemblies (defaults to no)], [], [with_mobile=no])
2806
2807 OPROFILE=no
2808 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2809         if test x$with_oprofile != xno; then
2810             oprofile_include=$with_oprofile/include
2811             if test ! -f $oprofile_include/opagent.h; then
2812                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2813                 fi
2814             OPROFILE=yes
2815                 OPROFILE_CFLAGS="-I$oprofile_include"
2816             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2817             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2818         fi
2819 ])
2820
2821 MALLOC_MEMPOOLS=no
2822 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2823         if test x$with_malloc_mempools = xyes; then
2824                 MALLOC_MEMPOOLS=yes
2825                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2826         fi
2827 ])
2828
2829
2830 DISABLE_MCS_DOCS=no
2831 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2832         if test x$with_mcs_docs != xyes; then
2833                 DISABLE_MCS_DOCS=yes
2834         fi
2835 ])
2836 if test x$with_profile4 != xyes; then
2837         DISABLE_MCS_DOCS=yes
2838 fi
2839
2840 MOONLIGHT_DEFINES=
2841 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2842         if test x$with_moonlight != xno; then
2843         MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING "
2844         fi
2845 ], [with_moonlight=no])
2846 AC_SUBST(MOONLIGHT_DEFINES)
2847
2848 AC_ARG_WITH(moon_gc, [  --with-moon-gc=boehm,sgen               Select the gc to use with Moonlight (defaults to boehm)],[
2849         if test "x$with_moon_gc" != "xsgen"; then
2850                 with_moon_gc=boehm
2851         fi
2852 ], [with_moon_gc=boehm])
2853
2854 AC_CHECK_HEADER([malloc.h], 
2855                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1], 
2856                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2857
2858 if test x"$GCC" = xyes; then
2859         # Implicit function declarations are not 64 bit safe
2860         # Do this late, since this causes lots of configure tests to fail
2861         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
2862         # jay has a lot of implicit declarations
2863         JAY_CFLAGS="-Wno-implicit-function-declaration"
2864 fi
2865
2866 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
2867 # instead of libmono-static.a
2868 if test "x$enable_shared" = "xno"; then
2869    LIBMONO_LA=.libs/libmono-static.a
2870 else
2871    LIBMONO_LA=libmono-$API_VER.la
2872 fi
2873 AC_SUBST(LIBMONO_LA)
2874
2875 dnl
2876 dnl Consistency settings
2877 dnl
2878 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2879    DISABLE_MCS_DOCS=yes
2880 fi
2881
2882 if test x$DISABLE_MCS_DOCS = xyes; then
2883    docs_dir=""
2884 else
2885    docs_dir=docs
2886 fi
2887 AC_SUBST(docs_dir)
2888
2889 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
2890 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
2891
2892 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2893 AC_SUBST(OPROFILE_CFLAGS)
2894 AC_SUBST(OPROFILE_LIBS)
2895
2896 libmono_ldflags="$libmono_ldflags $LIBS"
2897
2898 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2899 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2900 AM_CONDITIONAL(MOONLIGHT_BOEHM, [test "x$with_moon_gc" = "xboehm"])
2901 AM_CONDITIONAL(MOONLIGHT_SGEN, [test "x$with_moon_gc" = "xsgen"])
2902
2903 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2904 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" = xyes])
2905 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2906 AM_CONDITIONAL(INSTALL_MOBILE, [test "x$with_mobile" = xyes])
2907
2908 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2909 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2910 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2911 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2912 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2913 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2914 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2915 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2916 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2917 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2918 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2919 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2920 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2921 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2922 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2923 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2924
2925 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2926 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2927 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2928
2929 AC_SUBST(LIBC)
2930 AC_SUBST(INTL)
2931 AC_SUBST(SQLITE)
2932 AC_SUBST(SQLITE3)
2933 AC_SUBST(X11)
2934 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2935 AC_SUBST(arch_target)
2936 AC_SUBST(CFLAGS)
2937 AC_SUBST(CPPFLAGS)
2938 AC_SUBST(LDFLAGS)
2939
2940 mono_build_root=`pwd`
2941 AC_SUBST(mono_build_root)
2942
2943 if test x$USEJIT = xtrue; then
2944   mono_runtime=mono/mini/mono
2945 else
2946   mono_runtime=mono/interpreter/mint
2947 fi
2948 AC_SUBST(mono_runtime)
2949
2950 mono_cfg_root=$mono_build_root/runtime
2951 if test x$host_win32 = xyes; then
2952   if test "x$cross_compiling" = "xno"; then
2953     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2954   else
2955     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2956   fi
2957 else
2958   mono_cfg_dir=$mono_cfg_root/etc
2959 fi
2960 AC_SUBST(mono_cfg_dir)
2961
2962 AC_CONFIG_FILES([po/mcs/Makefile.in])
2963
2964 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2965 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2966
2967 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2968 [   depth=../../../..
2969     case $srcdir in
2970     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2971     .) reldir=$depth ;;
2972     *) reldir=$depth/$srcdir ;;
2973     esac
2974     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2975     cd runtime/etc/mono/1.0
2976     rm -f machine.config
2977     $LN_S $reldir/data/net_1_1/machine.config machine.config
2978     cd $depth
2979 ],[LN_S='$LN_S'])
2980
2981 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2982 [   depth=../../../..
2983     case $srcdir in
2984     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2985     .) reldir=$depth ;;
2986     *) reldir=$depth/$srcdir ;;
2987     esac
2988     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2989     cd runtime/etc/mono/2.0
2990     rm -f machine.config
2991     $LN_S $reldir/data/net_2_0/machine.config machine.config
2992     cd $depth
2993 ],[LN_S='$LN_S'])
2994
2995 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2996 [   depth=../../../..
2997     case $srcdir in
2998     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2999     .) reldir=$depth ;;
3000     *) reldir=$depth/$srcdir ;;
3001     esac
3002     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3003     cd runtime/etc/mono/2.0
3004     rm -f web.config
3005     $LN_S $reldir/data/net_2_0/web.config web.config
3006     cd $depth
3007 ],[LN_S='$LN_S'])
3008
3009 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3010 [   depth=../../..
3011     case $srcdir in
3012     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3013     .) reldir=$depth ;;
3014     *) reldir=$depth/$srcdir ;;
3015     esac
3016     $ac_aux_dir/install-sh -d runtime/etc/mono/
3017     cd runtime/etc/mono/
3018     rm -f browscap.ini
3019     $LN_S $reldir/data/browscap.ini browscap.ini
3020     cd $depth
3021 ],[LN_S='$LN_S'])
3022
3023 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3024 [   depth=../../../../..
3025     case $srcdir in
3026     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3027     .) reldir=$depth ;;
3028     *) reldir=$depth/$srcdir ;;
3029     esac
3030     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3031     cd runtime/etc/mono/2.0/Browsers
3032     rm -f Compat.browser
3033     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
3034     cd $depth
3035 ],[LN_S='$LN_S'])
3036
3037 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3038 [   depth=../../../..
3039     case $srcdir in
3040     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3041     .) reldir=$depth ;;
3042     *) reldir=$depth/$srcdir ;;
3043     esac
3044     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3045     cd runtime/etc/mono/4.0
3046     rm -f machine.config
3047     $LN_S $reldir/data/net_4_0/machine.config machine.config
3048     cd $depth
3049 ],[LN_S='$LN_S'])
3050
3051 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3052 [   depth=../../../..
3053     case $srcdir in
3054     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3055     .) reldir=$depth ;;
3056     *) reldir=$depth/$srcdir ;;
3057     esac
3058     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3059     cd runtime/etc/mono/4.0
3060     rm -f web.config
3061     $LN_S $reldir/data/net_4_0/web.config web.config
3062     cd $depth
3063 ],[LN_S='$LN_S'])
3064
3065 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3066 [   depth=../../../..
3067     case $srcdir in
3068     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3069     .) reldir=$depth ;;
3070     *) reldir=$depth/$srcdir ;;
3071     esac
3072     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3073     cd runtime/etc/mono/4.5
3074     rm -f machine.config
3075     $LN_S $reldir/data/net_4_5/machine.config machine.config
3076     cd $depth
3077 ],[LN_S='$LN_S'])
3078
3079 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3080 [   depth=../../../..
3081     case $srcdir in
3082     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3083     .) reldir=$depth ;;
3084     *) reldir=$depth/$srcdir ;;
3085     esac
3086     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3087     cd runtime/etc/mono/4.5
3088     rm -f web.config
3089     $LN_S $reldir/data/net_4_5/web.config web.config
3090     cd $depth
3091 ],[LN_S='$LN_S'])
3092
3093 if test x$enable_quiet_build = xyes; then
3094    AC_CONFIG_COMMANDS([quiet],
3095 [  for i in `find mono libgc support -name Makefile`; do
3096            if [ grep -q 'generated by automake' $i ]; then
3097                   $srcdir/scripts/patch-quiet.sh $i;
3098            fi;
3099    done
3100 ], [shell=$SHELL])
3101    AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/echo "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool; sed -e 's/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
3102 fi
3103
3104 AC_OUTPUT([
3105 Makefile
3106 mono-core.spec
3107 mono-uninstalled.pc
3108 scripts/mono-find-provides
3109 scripts/mono-find-requires
3110 mono/Makefile
3111 mono/utils/Makefile
3112 mono/metadata/Makefile
3113 mono/dis/Makefile
3114 mono/cil/Makefile
3115 mono/arch/Makefile
3116 mono/arch/x86/Makefile
3117 mono/arch/amd64/Makefile
3118 mono/arch/hppa/Makefile
3119 mono/arch/ppc/Makefile
3120 mono/arch/sparc/Makefile
3121 mono/arch/s390/Makefile
3122 mono/arch/s390x/Makefile
3123 mono/arch/arm/Makefile
3124 mono/arch/alpha/Makefile
3125 mono/arch/ia64/Makefile
3126 mono/arch/mips/Makefile
3127 mono/interpreter/Makefile
3128 mono/tests/Makefile
3129 mono/tests/tests-config
3130 mono/tests/assemblyresolve/Makefile
3131 mono/tests/cas/Makefile
3132 mono/tests/cas/assembly/Makefile
3133 mono/tests/cas/demand/Makefile
3134 mono/tests/cas/inheritance/Makefile
3135 mono/tests/cas/linkdemand/Makefile
3136 mono/tests/cas/threads/Makefile
3137 mono/benchmark/Makefile
3138 mono/monograph/Makefile
3139 mono/io-layer/Makefile
3140 mono/mini/Makefile
3141 mono/profiler/Makefile
3142 m4/Makefile
3143 ikvm-native/Makefile
3144 scripts/Makefile
3145 man/Makefile
3146 docs/Makefile
3147 data/Makefile
3148 data/net_2_0/Makefile
3149 data/net_4_0/Makefile
3150 data/net_4_5/Makefile
3151 data/net_2_0/Browsers/Makefile
3152 data/mint.pc
3153 data/mono-2.pc
3154 data/monosgen-2.pc
3155 data/mono.pc
3156 data/mono-cairo.pc
3157 data/mono-nunit.pc
3158 data/mono-options.pc
3159 data/mono-lineeditor.pc
3160 data/monodoc.pc
3161 data/mono.web.pc
3162 data/dotnet.pc
3163 data/dotnet35.pc
3164 data/wcf.pc
3165 data/cecil.pc
3166 data/system.web.extensions_1.0.pc
3167 data/system.web.extensions.design_1.0.pc
3168 data/system.web.mvc.pc
3169 data/system.web.mvc2.pc
3170 data/system.web.mvc3.pc
3171 data/aspnetwebstack.pc
3172 samples/Makefile
3173 support/Makefile
3174 data/config
3175 tools/Makefile
3176 tools/locale-builder/Makefile
3177 tools/sgen/Makefile
3178 runtime/Makefile
3179 msvc/Makefile
3180 po/Makefile
3181 ])
3182
3183 # Update all submodules recursively to ensure everything is checked out
3184 $srcdir/scripts/update_submodules
3185
3186 if test x$host_win32 = xyes; then
3187    # Get rid of 'cyg' prefixes in library names
3188    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3189    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3190    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3191    # executable doesn't work...
3192    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3193 fi
3194
3195 (
3196   case $prefix in
3197   NONE) prefix=$ac_default_prefix ;;
3198   esac
3199   case $exec_prefix in
3200   NONE) exec_prefix='${prefix}' ;;
3201   esac
3202
3203   #
3204   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3205   # any existing config.make.  This allows people to share the same source tree
3206   # with different build directories, one native and one cross
3207   #
3208   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3209
3210     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3211
3212     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3213     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3214     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3215     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3216     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3217     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3218     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3219     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3220
3221     case $INSTALL in
3222     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3223     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3224     esac
3225
3226     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3227
3228     export VERSION
3229     [myver=$($AWK 'BEGIN {
3230       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3231       if(length(vsplit [1]) > 4) {
3232         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3233       }
3234       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3235     }')]
3236
3237     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3238
3239     if test x$platform_darwin = xyes; then
3240       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3241     fi
3242
3243         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3244            enable_system_aot=yes
3245         fi
3246
3247         if test "x$enable_loadedllvm" = "xyes"; then
3248            # This seems to fail on the x86 buildbots
3249            enable_system_aot=no
3250         fi
3251
3252     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3253       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3254     fi
3255
3256     if test x$DISABLE_MCS_DOCS = xyes; then
3257       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3258     fi
3259
3260     if test x$with_moonlight != xno; then
3261       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
3262     fi
3263     
3264     if test x$with_profile4 != xyes; then
3265       echo "DEFAULT_PROFILE = net_2_0" >> $srcdir/$mcsdir/build/config.make
3266     fi
3267     
3268     if test "x$test_bcl_opt" = "xyes"; then    
3269       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3270     fi
3271
3272   fi
3273
3274   # if we have an olive folder, override the default settings
3275   if test -d $olivedir; then
3276
3277     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3278
3279       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3280
3281       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3282       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3283       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3284       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3285       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3286       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3287     fi
3288   fi
3289
3290 )
3291
3292 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3293
3294 echo "
3295         mcs source:    $mcsdir
3296         olive source:  $olive_topdir
3297
3298    Engine:
3299         GC:            $gc_msg 
3300         TLS:           $with_tls
3301         SIGALTSTACK:   $with_sigaltstack
3302         Engine:        $jit_status
3303         oprofile:      $OPROFILE
3304         BigArrays:     $enable_big_arrays
3305         DTrace:        $enable_dtrace
3306         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3307
3308     Libraries:
3309         Moon Profile:  $with_moonlight ($with_moon_gc)
3310         MonoDroid:     $with_monodroid
3311         MonoTouch:     $with_monotouch
3312         Mobile:        $with_mobile
3313         JNI support:   $jdk_headers_found
3314         libgdiplus:    $libgdiplus_msg
3315         zlib:          $zlib_msg
3316         $disabled
3317 "
3318 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3319    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3320 fi