[runtime] Simplify ARM mono_arch_flush_icache.
[mono-project.git] / configure.ac
blob62a95dddcf7e5a00206f86dcc4af83c53dd298d0
1 # Process this file with autoconf to produce a configure script.
2 #AC_PREREQ([2.62])
4 AC_INIT(mono, [4.3.0],
5         [http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
7 AC_CONFIG_SRCDIR([README.md])
8 AC_CONFIG_MACRO_DIR([m4])
9 AC_CANONICAL_SYSTEM
10 AC_CANONICAL_HOST
12 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
13 # The extra brackets are to foil regex-based scans.
14 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
16 AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar no-dist-gzip foreign subdir-objects]
17                  m4_esyscmd([case `automake --version | head -n 1` in    # parallel-tests is default in automake 1.13+, we need to explicitly enable it
18                              *1.11*|*1.12*) echo parallel-tests;;        # for 1.11 and 1.12 but not below as those versions don't recognize the flag
19                              esac]))                                     # TODO: remove this hack once we require automake 1.11+
21 AC_CONFIG_HEADERS([config.h])
22 AM_MAINTAINER_MODE
24 API_VER=2.0
25 AC_SUBST(API_VER)
27 AC_PROG_LN_S
29 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
31 case $host_os in
32 *cygwin* )
33                  echo "Run configure using ./configure --host=i686-pc-mingw32"
34                  exit 1
35 esac
37 # In case of cygwin, override LN_S, irrespective of what it determines.
38 # The build uses cygwin, but the actual runtime doesn't.
39 case $host_os in
40 *cygwin* ) LN_S='cp -p';;
41 esac
44 # libgc defaults
46 libgc_configure_args=
48 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
49 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
50 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
51 CFLAGS_FOR_LIBGC=$CFLAGS
52 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
53 CFLAGS_FOR_EGLIB=$CFLAGS
55 # libgc uses some deprecated APIs
56 CFLAGS_FOR_LIBGC="$CFLAGS -Wno-deprecated-declarations"
59 # These are the flags that need to be stored in the mono.pc file for 
60 # compiling code that will embed Mono
62 libmono_cflags=""
63 libmono_ldflags=""
64 AC_SUBST(libmono_cflags)
65 AC_SUBST(libmono_ldflags)
67 # Variable to have relocatable .pc files (lib, or lib64)
68 reloc_libdir=`basename ${libdir}`
69 AC_SUBST(reloc_libdir)
71 # Set to yes if Unix sockets cannot be created in an anonymous namespace
72 need_link_unlink=no
74 #Set to extra linker flags to be passed to the runtime binaries (mono /mono-sgen)
75 extra_runtime_ldflags=""
77 # Thread configuration inspired by sleepycat's db
78 AC_MSG_CHECKING([host platform characteristics])
79 libgc_threads=no
80 has_dtrace=no
81 parallel_mark=yes
82 ikvm_native=yes
84 host_win32=no
85 target_win32=no
86 platform_android=no
87 host_darwin=no
88 case "$host" in
89         *-mingw*|*-*-cygwin*)
90                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
91                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
92                 host_win32=yes
93                 mono_cv_clang=no
94                 if test "x$cross_compiling" = "xno"; then
95                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
96                                 target_win32=yes
97                         fi
98                 else
99                         if test "x$host" == "x$target"; then
100                                 target_win32=yes
101                         fi
102                 fi
103                 HOST_CC="gcc"
104                 # Windows Vista or later is required
105                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0600 -D_WIN32_WINNT=0x0600 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
106                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32 -liphlpapi"
107                 libmono_cflags="-mms-bitfields -mwindows"
108                 libmono_ldflags="-mms-bitfields -mwindows"
109                 libdl=
110                 libgc_threads=win32
111                 with_sigaltstack=no
112                 with_tls=pthread
113                 LN_S=cp
114                 # This forces libgc to use the DllMain based thread registration code on win32
115                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
116                 ;;
117         *-*-*netbsd*)
118                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
119                 libmono_cflags="-D_REENTRANT"
120                 LDFLAGS="$LDFLAGS -pthread"
121                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
122                 libmono_ldflags="-pthread"
123                 need_link_unlink=yes
124                 libdl="-ldl"
125                 libgc_threads=pthreads
126                 with_sigaltstack=no
127                 use_sigposix=yes
128                 ;;
129         *-*-kfreebsd*-gnu)
130                 CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP -DUSE_MUNMAP -DTHREAD_LOCAL_ALLOC -pthread"
131                 libmono_cflags="-D_REENTRANT -DTHREAD_LOCAL_ALLOC -pthread"
132                 libmono_ldflags="-lpthread -pthread"
133                 libdl="-ldl"
134                 libgc_threads=pthreads
135                 need_link_unlink=yes
136                 with_sigaltstack=no
137                 use_sigposix=yes
138                 ;;
139         *-*-*freebsd*)
140                 if test "x$PTHREAD_CFLAGS" = "x"; then
141                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
142                         libmono_cflags=
143                 else
144                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
145                         libmono_cflags="$PTHREAD_CFLAGS"
146                 fi
147                 if test "x$PTHREAD_LIBS" = "x"; then
148                         LDFLAGS="$LDFLAGS -pthread -L/usr/local/lib"
149                         libmono_ldflags="-pthread"
150                 else
151                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS -L/usr/local/lib"
152                         libmono_ldflags="$PTHREAD_LIBS"
153                 fi
154                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
155                 need_link_unlink=yes
156                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
157                 libdl=
158                 libgc_threads=pthreads
159                 use_sigposix=yes
160                 has_dtrace=yes
161                 ;;
162         *-*-*openbsd*)
163                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
164                 if test "x$disable_munmap" != "xyes"; then
165                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
166                 fi
167                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
168                 LDFLAGS="$LDFLAGS -pthread"
169                 need_link_unlink=yes
170                 AC_DEFINE(PTHREAD_POINTER_ID)
171                 libdl=
172                 libgc_threads=pthreads
173                 with_sigaltstack=no
174                 use_sigposix=yes
175                 ;;
176         *-*-linux-android*)
177                 platform_android=yes
178                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
179                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
181                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
182                 if test "x$disable_munmap" != "xyes"; then
183                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
184                 fi
185                 libmono_cflags="-D_REENTRANT"
186                 libdl="-ldl"
187                 libgc_threads=pthreads
188                 use_sigposix=yes
190                 with_tls=pthread
191                 with_sigaltstack=no
192                 with_static_mono=no
194                 # Android doesn't support boehm, as it's missing <link.h>
195                 support_boehm=no
196                 with_gc=sgen
198                 # isinf(3) requires -lm; see isinf check below
199                 LDFLAGS="$LDFLAGS -lm"
201                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
202                 # PAGE_SIZE; breaks mono/io-layer/collection.c
203                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
204                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
205                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
207                 # The configure check can't detect this
208                 AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
210                 # to bypass the underscore linker check, can't work when cross-compiling
211                 mono_cv_uscore=yes
212                 mono_cv_clang=no
213                 ;;
214         *-*-linux*)
215                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
216                 if test "x$disable_munmap" != "xyes"; then
217                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
218                 fi
219                 libmono_cflags="-D_REENTRANT"
220                 libdl="-ldl"
221                 libgc_threads=pthreads
222                 use_sigposix=yes
223                 if test "x$cross_compiling" != "xno"; then
224                         # to bypass the underscore linker check, not
225                         # available during cross-compilation
226                         mono_cv_uscore=no
227                 fi
228                 case "$host" in
229                 aarch64-*)
230                         support_boehm=no
231                         with_gc=sgen
232                         ;;
233                 powerpc*-*-linux*)
234                         # https://bugzilla.novell.com/show_bug.cgi?id=504411
235                         disable_munmap=yes
236                         ;;
237                 esac
238                 ;;
239         *-*-nacl*)
240                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
241                 if test "x$disable_munmap" != "xyes"; then
242                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
243                 fi
244                 libmono_cflags="-D_REENTRANT"
245                 libdl=
246                 libgc_threads=pthreads
247                 use_sigposix=yes
248                 ikvm_native=no
249                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
250                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
251                 ;;
252         *-*-hpux*)
253                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
254                 # +ESdbgasm only valid on bundled cc on RISC
255                 # silently ignored for ia64
256                 if test $GCC != "yes"; then
257                         CFLAGS="$CFLAGS +ESdbgasm"
258                         # Arrange for run-time dereferencing of null
259                         # pointers to produce a SIGSEGV signal.
260                         LDFLAGS="$LDFLAGS -z"
261                 fi
262                 CFLAGS="$CFLAGS +ESdbgasm"
263                 LDFLAGS="$LDFLAGS -z"
264                 libmono_cflags="-D_REENTRANT"
265                 libmono_ldflags="-lpthread"
266                 libgc_threads=pthreads
267                 need_link_unlink=yes
268                 use_sigposix=yes
269                 ;;
270         *-*-solaris*)
271                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
272                 need_link_unlink=yes
273                 libmono_cflags="-D_REENTRANT"
274                 libgc_threads=pthreads
275                 # This doesn't seem to work on solaris/x86, but the configure test runs
276                 with_tls=pthread
277                 has_dtrace=yes
278                 use_sigposix=yes
279                 enable_solaris_tar_check=yes
280                 ;;
281         *-*-darwin*)
282                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
283                 host_darwin=yes
284                 target_mach=yes
285                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
286                 libmono_cflags="-D_THREAD_SAFE"
287                 need_link_unlink=yes
288                 AC_DEFINE(PTHREAD_POINTER_ID)
289                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
290                 libdl=
291                 libgc_threads=pthreads
292                 has_dtrace=yes
293                 if test "x$cross_compiling" = "xyes"; then
294                         has_broken_apple_cpp=yes
295                 fi
296                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
297                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
298                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
299                 case "$host" in
300                         dnl Snow Leopard and newer config.guess reports as this
301                         i*86-*-darwin*)
302                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE"
303                                 BROKEN_DARWIN_CPPFLAGS="-D_XOPEN_SOURCE"
304                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_CPPFLAGS"
305                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
306                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
307                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
308                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_CPPFLAGS"
309                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
310                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_CPPFLAGS"
311                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
312                                 ;;
313                         x*64-*-darwin*)
314                                 ;;
315                         arm*-darwin*)
316                                 has_dtrace=no
317                                 ;;                      
318                 esac
319                 ;;
320         *-*-haiku*)
321                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
322                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
323                 libdl=
324                 LIBS="$LIBS -lnetwork"
325                 need_link_unlink=yes
326                 AC_DEFINE(PTHREAD_POINTER_ID)
327                 libgc_threads=pthreads
328                 use_sigposix=yes
329                 ;;
330         *)
331                 AC_MSG_WARN([*** Please add $host to configure.ac checks!])
332                 libdl="-ldl"
333                 ;;
334 esac
335 AC_MSG_RESULT(ok)
337 if test x$need_link_unlink = xyes; then
338    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
341 if test x$host_win32 = xyes; then
342    AC_DEFINE(HOST_WIN32, 1, [Host Platform is Win32])
345 if test x$target_win32 = xyes; then
346    AC_DEFINE(TARGET_WIN32, 1, [Target Platform is Win32])
349 AC_SUBST(extra_runtime_ldflags)
350 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
351 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
352 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
353 AM_CONDITIONAL(PLATFORM_DARWIN, test x$host_darwin = xyes)
354 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
355 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
357 AC_CHECK_TOOL(CC, gcc, gcc)
358 AC_PROG_CC
359 AC_CHECK_TOOL(CXX, g++, g++)
360 AC_PROG_CXX
361 AM_PROG_AS
362 AC_PROG_INSTALL
363 AC_PROG_AWK
364 AM_PROG_CC_C_O
365 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
366 : ${CCAS='$(CC)'}
367 # Set ASFLAGS if not already set.
368 : ${CCASFLAGS='$(CFLAGS)'}
369 AC_SUBST(CCAS)
370 AC_SUBST(CCASFLAGS)
372 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
373 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
374 if test "x$CXX" = "xg++"; then
375         if test "x$GXX" != "xyes"; then
376                 # automake/libtool is so broken, it requires g++ even if the c++ sources
377                 # are inside automake conditionals
378                 AC_MSG_ERROR([You need to install g++])
379         fi
382 dnl may require a specific autoconf version
383 dnl AC_PROG_CC_FOR_BUILD
384 dnl CC_FOR_BUILD not automatically detected
385 CC_FOR_BUILD=$CC
386 CFLAGS_FOR_BUILD=$CFLAGS
387 BUILD_EXEEXT=
388 if test "x$cross_compiling" = "xyes"; then
389         CC_FOR_BUILD=cc
390         CFLAGS_FOR_BUILD=
391         BUILD_EXEEXT=""
393 AC_SUBST(CC_FOR_BUILD)
394 AC_SUBST(CFLAGS_FOR_BUILD)
395 AC_SUBST(HOST_CC)
396 AC_SUBST(BUILD_EXEEXT)
398 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
399 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
401 # Set STDC_HEADERS
402 AC_HEADER_STDC
403 AC_LIBTOOL_WIN32_DLL
404 # This causes monodis to not link correctly
405 #AC_DISABLE_FAST_INSTALL
406 AM_PROG_LIBTOOL
407 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
408 DOLT
410 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
411 AC_SUBST(export_ldflags)
413 # Test whenever ld supports -version-script
414 AC_PROG_LD
415 AC_PROG_LD_GNU
417 AM_ICONV()
419 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 sys/sysctl.h libproc.h sys/prctl.h)
420 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 arpa/inet.h complex.h)
421 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
422                   [], [], [#include <stddef.h>
423                   #include <sys/socket.h>
424                   #include <linux/socket.h>])
426 AC_CHECK_HEADERS(sys/user.h, [], [],
428 #ifdef HAVE_SYS_PARAM_H
429 # include <sys/param.h>
430 #endif
433 AC_CHECK_HEADERS(linux/serial.h)
435 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
436 if test x$have_zlib = xyes; then
437    AC_TRY_COMPILE([#include <zlib.h>], [
438    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
439    return 0;
440    #else
441    #error No good zlib found
442    #endif
443    ],[
444         AC_MSG_RESULT(Using system zlib)
445         zlib_msg="system zlib"
446         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
447    ],[
448         AC_MSG_RESULT(Using embedded zlib)
449         have_zlib=no
450         zlib_msg="bundled zlib"
451    ])
454 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
455 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
457 # for mono/metadata/debug-symfile.c
458 AC_CHECK_HEADERS(elf.h)
460 # for support
461 AC_CHECK_HEADERS(poll.h)
462 AC_CHECK_HEADERS(sys/poll.h)
463 AC_CHECK_HEADERS(sys/wait.h)
464 AC_CHECK_HEADERS(grp.h)
465 AC_CHECK_HEADERS(syslog.h)
467 # for mono/dis
468 AC_CHECK_HEADERS(wchar.h)
469 AC_CHECK_HEADERS(ieeefp.h)
470 AC_MSG_CHECKING(for isinf)
471 AC_TRY_LINK([#include <math.h>], [
472         int f = isinf (1.0);
473 ], [
474         AC_MSG_RESULT(yes)
475         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
476 ], [
477         # We'll have to use signals
478         AC_MSG_RESULT(no)
480 # mingw
481 AC_CHECK_FUNCS(_finite, , AC_MSG_CHECKING(for _finite in math.h)
482         AC_TRY_LINK([#include <math.h>], 
483         [ _finite(0.0); ], 
484         AC_DEFINE(HAVE__FINITE, 1, [Have _finite in -lm]) AC_MSG_RESULT(yes),
485         AC_MSG_RESULT(no)))
487 # for Linux statfs support
488 AC_CHECK_HEADERS(linux/magic.h)
490 # not 64 bit clean in cross-compile
491 AC_CHECK_SIZEOF(void *, 4)
493 AC_CACHE_CHECK([for clang],
494         mono_cv_clang,[
495         AC_TRY_COMPILE([], [
496                 #ifdef __clang__
497                 #else
498                 #error "FAILED"
499                 #endif
500                 return 0;
501         ],
502         [mono_cv_clang=yes],
503         [mono_cv_clang=no],
504         [])
507 AC_ARG_ENABLE(visibility-hidden,
508 [  --disable-visibility-hidden    disable usage of -fvisiblity=hidden],
509    disable_visibility_hidden=yes, disable_visibility_hidden=no)
511 WARN=''
512 if test x"$GCC" = xyes; then
513         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch -Wno-switch-enum -Wno-unused-value -Wno-attributes'
515                 # We require C99 with some GNU extensions, e.g. `linux` macro
516                 CFLAGS="$CFLAGS -std=gnu99"
518                 # The runtime code does not respect ANSI C strict aliasing rules
519                 CFLAGS="$CFLAGS -fno-strict-aliasing"
521                 # We rely on signed overflow to behave
522                 CFLAGS="$CFLAGS -fwrapv"
524                 CFLAGS="$CFLAGS -DMONO_DLL_EXPORT"
525                 if test x"$disable_visibility_hidden" = xno; then
526                    # Don't export any symbols by default
527                    SHARED_CFLAGS="-fvisibility=hidden"
528                    CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -fvisibility=hidden"
529                    CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
530                 fi
532                 ORIG_CFLAGS=$CFLAGS
533                 # Check for the normal version, since gcc ignores unknown -Wno options
534                 CFLAGS="$CFLAGS -Wunused-but-set-variable -Werror"
535                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
536                 AC_TRY_COMPILE([],[
537                                 return 0;
538                 ], [
539                    AC_MSG_RESULT(yes)
540                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
541                 ], [
542                    AC_MSG_RESULT(no)
543                    CFLAGS=$ORIG_CFLAGS
544                 ])
546                 if test "x$mono_cv_clang" = "xyes"; then
547                    # https://bugzilla.samba.org/show_bug.cgi?id=8118
548                    WARN="$WARN -Qunused-arguments"
549                    WARN="$WARN -Wno-unused-function -Wno-tautological-compare -Wno-parentheses-equality -Wno-self-assign"
550                 fi
551 else
552         # The Sun Forte compiler complains about inline functions that access static variables
553         # so disable all inlining.
554         case "$host" in
555         *-*-solaris*)
556                 CFLAGS="$CFLAGS -Dinline="
557                 ;;
558         esac
560 CFLAGS="$CFLAGS -g $WARN"
561 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
562 CPPFLAGS="$CPPFLAGS -g $WARN"
564 # Where's the 'mcs' source tree?
565 if test -d $srcdir/mcs; then
566   mcsdir=mcs
567 else
568   mcsdir=../mcs
571 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
572         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
573                 mcsdir=$with_mcs_path
574         fi
577 AC_ARG_WITH(jumptables, [  --with-jumptables=yes,no      enable/disable support for jumptables (ARM-only for now) (defaults to no)],[],[with_jumptables=no])
580 # A sanity check to catch cases where the package was unpacked
581 # with an ancient tar program (Solaris)
583 AC_ARG_ENABLE(solaris-tar-check,
584 [  --disable-solaris-tar-check    disable solaris tar check],
585    do_solaris_tar_check=no, do_solaris_tar_check=yes)
587 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
588         AC_MSG_CHECKING(integrity of package)
589         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
590         then
591                 AC_MSG_RESULT(ok)
592         else
593                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
594                 AC_MSG_ERROR([$errorm])
595         fi
598 if test "x$with_mcs_path" != "x"; then
599 mcs_topdir=$(cd "$mcsdir" && pwd)
600 mcs_topdir_from_srcdir=$mcs_topdir
601 else
602 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
603 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
606 # Convert mcs_topdir* paths to Windows syntax.
607 if test x$cross_compiling$host_win32 = xnoyes; then
608   mcs_topdir=$(cygpath -m $mcs_topdir)
609   case $mcs_topdir_from_srcdir in
610     /cygdrive/*)
611         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
612         ;;
613   esac
616 AC_SUBST([mcs_topdir])
617 AC_SUBST([mcs_topdir_from_srcdir])
619 # gettext: prepare the translation directories. 
620 # we do not configure the full gettext, as we consume it dynamically from C#
621 AM_PO_SUBDIRS
623 if test "x$USE_NLS" = "xyes"; then
624    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
626    if test "x$HAVE_MSGFMT" = "xno"; then
627           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
628    fi
631 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
633 pkg_config_path=
634 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
635         if test x$with_crosspkgdir = "x"; then
636                 if test -s $PKG_CONFIG_PATH; then
637                         pkg_config_path=$PKG_CONFIG_PATH
638                 fi
639         else
640                 pkg_config_path=$with_crosspkgdir
641                 PKG_CONFIG_PATH=$pkg_config_path
642                 export PKG_CONFIG_PATH
643         fi
646 AC_ARG_ENABLE(werror, [  --enable-werror Pass -Werror to the C compiler], werror_flag=$enableval, werror_flag=no)
647 if test x$werror_flag = xyes; then
648         WERROR_CFLAGS="-Werror"
650 AC_SUBST([WERROR_CFLAGS])
651 AC_SUBST([SHARED_CFLAGS])
653 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
654 AC_CONFIG_SUBDIRS(eglib)
656 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
657 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
658   
659 AC_SUBST(GLIB_CFLAGS)
660 AC_SUBST(GLIB_LIBS)
662 # Enable support for fast thread-local storage
663 # Some systems have broken support, so we allow to disable it.
664 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
666 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
667 # This does not work on some platforms (bug #55253)
668 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
670 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
671 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
672 # Same as --with-shared_mono=no
673 AC_ARG_ENABLE(libraries, [  --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
675 if test "x$enable_static" = "xno"; then
676    with_static_mono=no
679 if test "x$enable_shared" = "xno"; then
680    with_shared_mono=no
683 if test "x$enable_libraries" = "xno"; then
684    with_shared_mono=no
687 AM_CONDITIONAL(DISABLE_LIBRARIES, test x$enable_libraries = xno)
689 case $host in
690 *nacl* ) with_shared_mono=yes;;
691 esac
693 if test "x$host_win32" = "xyes"; then
694    # Boehm GC requires the runtime to be in its own dll
695    with_static_mono=no
698 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
699 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
700 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
702 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
703 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
704         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
705         ORIG_CFLAGS=$CFLAGS
706         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
707         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
708         AC_TRY_COMPILE([], [
709                 return 0;
710         ], [
711            AC_MSG_RESULT(yes)
712            # Pass it to libgc as well
713            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
714         ], [
715            AC_MSG_RESULT(no)
716            CFLAGS=$ORIG_CFLAGS
717         ])
720 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
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"
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=$enableval, enable_system_aot=default)
729 DISABLED_FEATURES=none
731 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
732      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug, appdomains, verifier, 
733      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, perfcounters, normalization, assembly_remapping, shared_perfcounters, remoting,
734          security, sgen_remset, sgen_marksweep_par, sgen_marksweep_fixed, sgen_marksweep_fixed_par, sgen_copying, shared_handles.],
736         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
737                 eval "mono_feature_disable_$feature='yes'"
738         done
739         DISABLED_FEATURES=$enable_minimal
740         disabled="Disabled:      $enable_minimal"
741 ],[])
743 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
745 if test "x$mono_feature_disable_aot" = "xyes"; then
746         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
747         AC_MSG_NOTICE([Disabled AOT compiler])
750 if test "x$mono_feature_disable_profiler" = "xyes"; then
751         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
752         AC_MSG_NOTICE([Disabled support for the profiler])
754 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
756 if test "x$mono_feature_disable_decimal" = "xyes"; then
757         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
758         AC_MSG_NOTICE([Disabled support for decimal])
761 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
762         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
763         AC_MSG_NOTICE([Disabled support for P/Invoke])
766 if test "x$mono_feature_disable_debug" = "xyes"; then
767         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
768         AC_MSG_NOTICE([Disabled support for runtime debugging])
771 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
772         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
773         mono_feature_disable_reflection_emit_save=yes
774         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
777 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
778         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
779         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
782 if test "x$mono_feature_disable_large_code" = "xyes"; then
783         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
784         AC_MSG_NOTICE([Disabled support for large assemblies])
787 if test "x$mono_feature_disable_logging" = "xyes"; then
788         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
789         AC_MSG_NOTICE([Disabled support for logging])
792 if test "x$mono_feature_disable_com" = "xyes"; then
793         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
794         AC_MSG_NOTICE([Disabled COM support])
797 if test "x$mono_feature_disable_ssa" = "xyes"; then
798         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
799         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
802 if test "x$mono_feature_disable_generics" = "xyes"; then
803         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
804         AC_MSG_NOTICE([Disabled Generics Support])
807 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
808         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
809         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
812 if test "x$mono_feature_disable_portability" = "xyes"; then
813         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
814         AC_MSG_NOTICE([Disabled IO Portability layer])
817 if test "x$mono_feature_disable_attach" = "xyes"; then
818         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
819         AC_MSG_NOTICE([Disabled agent attach])
822 if test "x$mono_feature_disable_full_messages" = "xyes"; then
823         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
824         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
827 if test "x$mono_feature_disable_verifier" = "xyes"; then
828         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
829         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
832 if test "x$mono_feature_disable_jit" = "xyes"; then
833         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
834         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
837 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
839 if test "x$mono_feature_disable_simd" = "xyes"; then
840         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
841         AC_MSG_NOTICE([Disabled SIMD support])
844 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
845         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
846         AC_MSG_NOTICE([Disabled Soft Debugger.])
849 if test "x$mono_feature_disable_perfcounters" = "xyes"; then
850         AC_DEFINE(DISABLE_PERFCOUNTERS, 1, [Disable Performance Counters.])
851         AC_MSG_NOTICE([Disabled Performance Counters.])
853 if test "x$mono_feature_disable_normalization" = "xyes"; then
854         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
855         AC_MSG_NOTICE([Disabled String normalization support.])
858 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
859         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
860         AC_MSG_NOTICE([Disabled Assembly remapping.])
863 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
864         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
865         AC_MSG_NOTICE([Disabled Shared perfcounters.])
868 if test "x$mono_feature_disable_appdomains" = "xyes"; then
869         AC_DEFINE(DISABLE_APPDOMAINS, 1, [Disable support for multiple appdomains.])
870         AC_MSG_NOTICE([Disabled support for multiple appdomains.])
873 if test "x$mono_feature_disable_remoting" = "xyes"; then
874         AC_DEFINE(DISABLE_REMOTING, 1, [Disable remoting support (This disables type proxies and make com non-functional)])
875         AC_MSG_NOTICE([Disabled remoting])
878 if test "x$mono_feature_disable_security" = "xyes"; then
879         AC_DEFINE(DISABLE_SECURITY, 1, [Disable CAS/CoreCLR security])
880         AC_MSG_NOTICE([Disabled CAS/CoreCLR security manager (used e.g. for Moonlight)])
883 if test "x$mono_feature_disable_sgen_remset" = "xyes"; then
884         AC_DEFINE(DISABLE_SGEN_REMSET, 1, [Disable wbarrier=remset support in SGEN.])
885         AC_MSG_NOTICE([Disabled wbarrier=remset support in SGEN.])
888 if test "x$mono_feature_disable_sgen_marksweep_par" = "xyes"; then
889         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_PAR, 1, [Disable major=marksweep-par support in SGEN.])
890         AC_MSG_NOTICE([Disabled major=marksweep-par support in SGEN.])
893 if test "x$mono_feature_disable_sgen_marksweep_fixed" = "xyes"; then
894         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED, 1, [Disable major=marksweep-fixed support in SGEN.])
895         AC_MSG_NOTICE([Disabled major=marksweep-fixed support in SGEN.])
898 if test "x$mono_feature_disable_sgen_marksweep_fixed_par" = "xyes"; then
899         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED_PAR, 1, [Disable major=marksweep-fixed-par support in SGEN.])
900         AC_MSG_NOTICE([Disabled major=marksweep-fixed-par support in SGEN.])
903 if test "x$mono_feature_disable_sgen_copying" = "xyes"; then
904         AC_DEFINE(DISABLE_SGEN_MAJOR_COPYING, 1, [Disable major=copying support in SGEN.])
905         AC_MSG_NOTICE([Disabled major=copying support in SGEN.])
908 if test "x$mono_feature_disable_shared_handles" = "xyes"; then
909         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
910         AC_SUBST(DISABLE_SHARED_HANDLES)
913 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
914 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
916 has_extension_module=no
917 AC_ARG_ENABLE(extension-module, [  --enable-extension-module=LIST enable the core-extensions from LIST],
919         for extension in `echo "$enable_extension_module" | sed -e "s/,/ /g"`; do
920                 if test x$extension = xdefault ; then
921                         has_extension_module=yes;
922                 fi
923         done
924         if test x$enable_extension_module = xyes; then
925                 has_extension_module=yes;
926         fi
927 ], [])
929 AM_CONDITIONAL([HAS_EXTENSION_MODULE], [test x$has_extension_module != xno])
931 if test x$has_extension_module != xno ; then
932         AC_DEFINE([ENABLE_EXTENSION_MODULE], 1, [Extension module enabled])
933         AC_MSG_NOTICE([Enabling mono extension module.])
936 AC_ARG_ENABLE(gsharedvt, [  --enable-gsharedvt Enable generic valuetype sharing], enable_gsharedvt=$enableval, enable_gsharedvt=no)
937 if test x$enable_gsharedvt = xyes; then
938         AC_DEFINE(ENABLE_GSHAREDVT,1,[Gsharedvt])
941 AC_ARG_ENABLE(native-types, [  --enable-native-types Enable native types], enable_native_types=$enableval, enable_native_types=no)
942 if test x$enable_native_types = xyes; then
943         AC_DEFINE(MONO_NATIVE_TYPES,1,[native types])
946 AC_MSG_CHECKING(for visibility __attribute__)
947 AC_COMPILE_IFELSE([
948         AC_LANG_SOURCE([[
949                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
950                 int main () { doit (); return 0; }
951         ]])
952 ], [
953    have_visibility_hidden=yes
954    AC_MSG_RESULT(yes)
955 ], [
956    have_visibility_hidden=no
957    AC_MSG_RESULT(no)
960 AC_MSG_CHECKING(for deprecated __attribute__)
961 AC_TRY_COMPILE([
962      int doit (void) __attribute__ ((deprecated));
963      int doit (void) { return 0; }
964 ], [
965         return 0;
966 ], [
967    have_deprecated=yes
968    AC_MSG_RESULT(yes)
969 ], [
970    have_deprecated=no
971    AC_MSG_RESULT(no)
975 dnl Boehm GC configuration
978 AC_ARG_WITH(libgc,   [  --with-gc=included,none  Controls the Boehm GC config, default=included],[libgc=$with_gc],[libgc=included])
980 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
981 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
983 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
984 if test x$enable_parallel_mark = xyes; then
985         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
988 gc_msg=""
989 LIBGC_CPPFLAGS=
990 LIBGC_LIBS=
991 LIBGC_STATIC_LIBS=
992 libgc_dir=
993 case "x$libgc" in
994         xincluded)
995                 if test "x$support_boehm" = "xyes"; then
996                         libgc_dir=libgc
997                 fi
999                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
1000                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
1001                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
1003                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
1005                 if test x$target_win32 = xyes; then
1006                         BOEHM_DEFINES="$BOEHM_DEFINES -DGC_NOT_DLL"
1007                         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DGC_BUILD -DGC_NOT_DLL"
1008                 fi
1010                 gc_msg="Included Boehm GC with typed GC"
1011                 if test x$enable_parallel_mark = xyes; then
1012                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
1013                         gc_msg="$gc_msg and parallel mark"
1014                 else
1015                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
1016                 fi
1017                 ;;
1019         xboehm|xbohem|xyes)
1020                 AC_MSG_WARN("External Boehm is no longer supported")
1021                 ;;
1023         xsgen)
1024                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
1025                 ;;
1027         xnone)
1028                 AC_MSG_WARN("Compiling mono without GC.")
1029                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
1030                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
1031                 gc_msg="none"
1032                 ;;
1033         *)
1034                 AC_MSG_ERROR([Invalid argument to --with-gc.])
1035                 ;;
1036 esac
1038 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
1039 if test "x$large_heap" = "xyes"; then
1040    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
1043 AC_SUBST(LIBGC_CPPFLAGS)
1044 AC_SUBST(LIBGC_LIBS)
1045 AC_SUBST(LIBGC_STATIC_LIBS)
1046 AC_SUBST(libgc_dir)
1047 AC_SUBST(BOEHM_DEFINES)
1050 dnl End of Boehm GC Configuration
1053 dnl *************************************
1054 dnl *** Checks for zero length arrays ***
1055 dnl *************************************
1056 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1057 AC_TRY_COMPILE([
1058         struct s {
1059                 int  length;
1060                 char data [0];
1061         };
1062 ], [], [
1063         AC_MSG_RESULT(yes)
1064         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1065 ], [
1066         AC_MSG_RESULT(no)
1067         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1070 AC_CHECK_HEADERS(nacl/nacl_dyncode.h)
1072 dnl ***********************************
1073 dnl *** Checks for signals
1074 dnl ***********************************
1075 AC_CHECK_HEADERS(signal.h)
1076 AC_CHECK_FUNCS(sigaction)
1077 AC_CHECK_FUNCS(kill)
1078 AC_CHECK_FUNCS(signal)
1080 # signal() is declared inline in Android headers
1081 # so we need to workaround it by overriding the check.
1082 if test x$platform_android = xyes; then
1083         AC_DEFINE(HAVE_SIGNAL,1)
1086 if test x$host_win32 = xno; then
1088         dnl hires monotonic clock support
1089         AC_SEARCH_LIBS(clock_gettime, rt)
1091         dnl dynamic loader support
1092         AC_CHECK_FUNC(dlopen, DL_LIB="",
1093                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1094         )
1095         if test x$dl_support = xno; then
1096                 AC_MSG_WARN([No dynamic loading support available])
1097         else
1098                 LIBS="$LIBS $DL_LIB"
1099                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1100                 dnl from glib's configure.ac
1101                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1102                         mono_cv_uscore,[
1103                         AC_TRY_RUN([#include <dlfcn.h>
1104                         int mono_underscore_test (void) { return 42; }
1105                         int main() {
1106                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1107                           handle = dlopen ((void*)0, 0);
1108                           if (handle) {
1109                             f1 = dlsym (handle, "mono_underscore_test");
1110                             f2 = dlsym (handle, "_mono_underscore_test");
1111                           } return (!f2 || f1);
1112                         }],
1113                                 [mono_cv_uscore=yes],
1114                                 [mono_cv_uscore=no],
1115                         [])
1116                 ])
1117                 if test "x$mono_cv_uscore" = "xyes"; then
1118                         MONO_DL_NEED_USCORE=1
1119                 else
1120                         MONO_DL_NEED_USCORE=0
1121                 fi
1122                 AC_SUBST(MONO_DL_NEED_USCORE)
1123                 AC_CHECK_FUNC(dlerror)
1124         fi
1126         dnl ******************************************************************
1127         dnl *** Checks for the IKVM JNI interface library                  ***
1128         dnl ******************************************************************
1129         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])
1131         ikvm_native_dir=
1132         if test x$with_ikvm_native = xyes; then
1133                 ikvm_native_dir=ikvm-native
1134                 jdk_headers_found="IKVM Native"
1135         fi
1137         AC_SUBST(ikvm_native_dir)
1139         AC_CHECK_HEADERS(execinfo.h)
1141         AC_CHECK_HEADERS(sys/auxv.h sys/resource.h)
1143         AC_CHECK_FUNCS(getgrgid_r)
1144         AC_CHECK_FUNCS(getgrnam_r)
1145         AC_CHECK_FUNCS(getpwnam_r)
1146         AC_CHECK_FUNCS(getpwuid_r)
1147         AC_CHECK_FUNCS(getresuid)
1148         AC_CHECK_FUNCS(setresuid)
1149         AC_CHECK_FUNCS(kqueue)
1150         AC_CHECK_FUNCS(backtrace_symbols)
1151         AC_CHECK_FUNCS(mkstemp)
1152         AC_CHECK_FUNCS(mmap)
1153         AC_CHECK_FUNCS(madvise)
1154         AC_CHECK_FUNCS(getrusage)
1155         AC_CHECK_FUNCS(getpriority)
1156         AC_CHECK_FUNCS(setpriority)
1157         AC_CHECK_FUNCS(dl_iterate_phdr)
1158         AC_CHECK_FUNCS(dladdr)
1159         AC_CHECK_FUNCS(sysconf)
1160         AC_CHECK_FUNCS(getrlimit)
1161         AC_CHECK_FUNCS(prctl)
1163         AC_CHECK_FUNCS(sched_setaffinity)
1164         AC_CHECK_FUNCS(sched_getcpu)
1166         dnl ****************************************************************
1167         dnl *** Check for sched_setaffinity from glibc versions before   ***
1168         dnl *** 2.3.4. The older versions of the function only take 2    ***
1169         dnl *** parameters, not 3.                                       ***
1170         dnl ***                                                          ***
1171         dnl *** Because the interface change was not made in a minor     ***
1172         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1173         dnl *** won't always indicate the interface sched_affinity has.  ***
1174         dnl ****************************************************************
1175         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1176         AC_TRY_COMPILE([#include <sched.h>], [
1177             int mask = 1; 
1178             sched_setaffinity(0, &mask);
1179                         return 0;
1180         ], [
1181                 # Yes, we have it...
1182                 AC_MSG_RESULT(yes)
1183                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1184         ], [
1185                 # We have the new, three-parameter version
1186                 AC_MSG_RESULT(no)
1187         ])
1190         dnl ******************************************************************
1191         dnl *** Check for large file support                               ***
1192         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1193         dnl ******************************************************************
1194         
1195         # Check that off_t can represent 2**63 - 1 correctly, working around
1196         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1197         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1198         large_offt=no
1199         AC_DEFUN([LARGE_FILES], [
1200                 large_CPPFLAGS=$CPPFLAGS
1201                 CPPFLAGS="$CPPFLAGS $1"
1202                 AC_TRY_COMPILE([
1203                         #include <sys/types.h>
1204                         #include <limits.h>
1205                 ], [
1206                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1207                         #define COMPILE_TIME_ASSERT(pred) \
1208                                 switch(0){case 0:case pred:;}
1209                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1210                 ], [
1211                         AC_MSG_RESULT(ok)
1212                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1213                         large_CPPFLAGS="$large_CPPFLAGS $1"
1214                         large_offt=yes
1215                 ], [
1216                         AC_MSG_RESULT(no)
1217                 ])
1218                 CPPFLAGS=$large_CPPFLAGS
1219         ])
1221         AC_MSG_CHECKING(if off_t is 64 bits wide)
1222         LARGE_FILES("")
1223         if test $large_offt = no; then
1224                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1225                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1226         fi
1227         if test $large_offt = no; then
1228                 AC_MSG_WARN([No 64 bit file size support available])
1229         fi
1230         
1231         dnl *****************************
1232         dnl *** Checks for libsocket  ***
1233         dnl *****************************
1234         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1236         case "$host" in
1237                 *-*-*freebsd*)
1238                         dnl *****************************
1239                         dnl *** Checks for libinotify ***
1240                         dnl *****************************
1241                         AC_CHECK_LIB(inotify, inotify_init, LIBS="$LIBS -linotify")
1242         esac
1244         dnl *******************************
1245         dnl *** Checks for MSG_NOSIGNAL ***
1246         dnl *******************************
1247         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1248         AC_TRY_COMPILE([#include <sys/socket.h>], [
1249                 int f = MSG_NOSIGNAL;
1250         ], [
1251                 # Yes, we have it...
1252                 AC_MSG_RESULT(yes)
1253                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1254         ], [
1255                 # We'll have to use signals
1256                 AC_MSG_RESULT(no)
1257         ])
1259         dnl *****************************
1260         dnl *** Checks for IPPROTO_IP ***
1261         dnl *****************************
1262         AC_MSG_CHECKING(for IPPROTO_IP)
1263         AC_TRY_COMPILE([#include <netinet/in.h>], [
1264                 int level = IPPROTO_IP;
1265         ], [
1266                 # Yes, we have it...
1267                 AC_MSG_RESULT(yes)
1268                 AC_DEFINE(HAVE_IPPROTO_IP, 1, [Have IPPROTO_IP])
1269         ], [
1270                 # We'll have to use getprotobyname
1271                 AC_MSG_RESULT(no)
1272         ])
1274         dnl *******************************
1275         dnl *** Checks for IPPROTO_IPV6 ***
1276         dnl *******************************
1277         AC_MSG_CHECKING(for IPPROTO_IPV6)
1278         AC_TRY_COMPILE([#include <netinet/in.h>], [
1279                 int level = IPPROTO_IPV6;
1280         ], [
1281                 # Yes, we have it...
1282                 AC_MSG_RESULT(yes)
1283                 AC_DEFINE(HAVE_IPPROTO_IPV6, 1, [Have IPPROTO_IPV6])
1284         ], [
1285                 # We'll have to use getprotobyname
1286                 AC_MSG_RESULT(no)
1287         ])
1289         dnl ******************************
1290         dnl *** Checks for IPPROTO_TCP ***
1291         dnl ******************************
1292         AC_MSG_CHECKING(for IPPROTO_TCP)
1293         AC_TRY_COMPILE([#include <netinet/in.h>], [
1294                 int level = IPPROTO_TCP;
1295         ], [
1296                 # Yes, we have it...
1297                 AC_MSG_RESULT(yes)
1298                 AC_DEFINE(HAVE_IPPROTO_TCP, 1, [Have IPPROTO_TCP])
1299         ], [
1300                 # We'll have to use getprotobyname
1301                 AC_MSG_RESULT(no)
1302         ])
1304         dnl *****************************
1305         dnl *** Checks for SOL_IP     ***
1306         dnl *****************************
1307         AC_MSG_CHECKING(for SOL_IP)
1308         AC_TRY_COMPILE([#include <netdb.h>], [
1309                 int level = SOL_IP;
1310         ], [
1311                 # Yes, we have it...
1312                 AC_MSG_RESULT(yes)
1313                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1314         ], [
1315                 # We'll have to use getprotobyname
1316                 AC_MSG_RESULT(no)
1317         ])
1319         dnl *****************************
1320         dnl *** Checks for SOL_IPV6     ***
1321         dnl *****************************
1322         AC_MSG_CHECKING(for SOL_IPV6)
1323         AC_TRY_COMPILE([#include <netdb.h>], [
1324                 int level = SOL_IPV6;
1325         ], [
1326                 # Yes, we have it...
1327                 AC_MSG_RESULT(yes)
1328                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1329         ], [
1330                 # We'll have to use getprotobyname
1331                 AC_MSG_RESULT(no)
1332         ])
1334         dnl *****************************
1335         dnl *** Checks for SOL_TCP    ***
1336         dnl *****************************
1337         AC_MSG_CHECKING(for SOL_TCP)
1338         AC_TRY_COMPILE([#include <netdb.h>], [
1339                 int level = SOL_TCP;
1340         ], [
1341                 # Yes, we have it...
1342                 AC_MSG_RESULT(yes)
1343                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1344         ], [
1345                 # We'll have to use getprotobyname
1346                 AC_MSG_RESULT(no)
1347         ])
1349         dnl *****************************
1350         dnl *** Checks for IP_PKTINFO ***
1351         dnl *****************************
1352         AC_MSG_CHECKING(for IP_PKTINFO)
1353         AC_TRY_COMPILE([#include <linux/in.h>], [
1354                 int level = IP_PKTINFO;
1355         ], [
1356                 # Yes, we have it...
1357                 AC_MSG_RESULT(yes)
1358                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1359         ], [
1360                 AC_MSG_RESULT(no)
1361         ])
1363         dnl *****************************
1364         dnl *** Checks for IPV6_PKTINFO ***
1365         dnl *****************************
1366         AC_MSG_CHECKING(for IPV6_PKTINFO)
1367         AC_TRY_COMPILE([#include <netdb.h>], [
1368                 int level = IPV6_PKTINFO;
1369         ], [
1370                 # Yes, we have it...
1371                 AC_MSG_RESULT(yes)
1372                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1373         ], [
1374                 AC_MSG_RESULT(no)
1375         ])
1377         dnl **********************************
1378         dnl *** Checks for IP_DONTFRAG     ***
1379         dnl **********************************
1380         AC_MSG_CHECKING(for IP_DONTFRAG)
1381         AC_TRY_COMPILE([#include <netinet/in.h>], [
1382                 int level = IP_DONTFRAG;
1383         ], [
1384                 # Yes, we have it...
1385                 AC_MSG_RESULT(yes)
1386                 AC_DEFINE(HAVE_IP_DONTFRAG, 1, [Have IP_DONTFRAG])
1387         ], [
1388                 AC_MSG_RESULT(no)
1389         ])
1391         dnl **********************************
1392         dnl *** Checks for IP_DONTFRAGMENT ***
1393         dnl **********************************
1394         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1395         AC_TRY_COMPILE([#include <Ws2ipdef.h>], [
1396                 int level = IP_DONTFRAGMENT;
1397         ], [
1398                 # Yes, we have it...
1399                 AC_MSG_RESULT(yes)
1400                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1401         ], [
1402                 AC_MSG_RESULT(no)
1403         ])
1405         dnl **********************************
1406         dnl *** Checks for IP_MTU_DISCOVER ***
1407         dnl **********************************
1408         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1409         AC_TRY_COMPILE([#include <linux/in.h>], [
1410                 int level = IP_MTU_DISCOVER;
1411         ], [
1412                 # Yes, we have it...
1413                 AC_MSG_RESULT(yes)
1414                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1415         ], [
1416                 AC_MSG_RESULT(no)
1417         ])
1419         dnl **********************************
1420         dnl *** Checks for  IP_PMTUDISC_DO ***
1421         dnl **********************************
1422         AC_MSG_CHECKING(for IP_PMTUDISC_DO)
1423         AC_TRY_COMPILE([#include <linux/in.h>], [
1424                 int level = IP_PMTUDISC_DO;
1425         ], [
1426                 # Yes, we have it...
1427                 AC_MSG_RESULT(yes)
1428                 AC_DEFINE(HAVE_IP_PMTUDISC_DO, 1, [Have IP_PMTUDISC_DO])
1429         ], [
1430                 AC_MSG_RESULT(no)
1431         ])
1433         dnl *********************************
1434         dnl *** Check for struct ip_mreqn ***
1435         dnl *********************************
1436         AC_MSG_CHECKING(for struct ip_mreqn)
1437         AC_TRY_COMPILE([#include <netinet/in.h>], [
1438                 struct ip_mreqn mreq;
1439                 mreq.imr_address.s_addr = 0;
1440         ], [
1441                 # Yes, we have it...
1442                 AC_MSG_RESULT(yes)
1443                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1444         ], [
1445                 # We'll just have to try and use struct ip_mreq
1446                 AC_MSG_RESULT(no)
1447                 AC_MSG_CHECKING(for struct ip_mreq)
1448                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1449                         struct ip_mreq mreq;
1450                         mreq.imr_interface.s_addr = 0;
1451                 ], [
1452                         # Yes, we have it...
1453                         AC_MSG_RESULT(yes)
1454                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1455                 ], [
1456                         # No multicast support
1457                         AC_MSG_RESULT(no)
1458                 ])
1459         ])
1460         
1461         dnl **********************************
1462         dnl *** Check for getaddrinfo ***
1463         dnl **********************************
1464         AC_MSG_CHECKING(for getaddrinfo)
1465                 AC_TRY_LINK([
1466                 #include <stdio.h>
1467                 #include <netdb.h>
1468         ], [
1469                 getaddrinfo(NULL,NULL,NULL,NULL);
1470         ], [
1471                 # Yes, we have it...
1472                 AC_MSG_RESULT(yes)
1473                 AC_DEFINE(HAVE_GETADDRINFO, 1, [Have getaddrinfo])
1474         ], [
1475                 AC_MSG_RESULT(no)
1476         ])
1478         dnl **********************************
1479         dnl *** Check for gethostbyname2_r ***
1480         dnl **********************************
1481         AC_MSG_CHECKING(for gethostbyname2_r)
1482                 AC_TRY_LINK([
1483                 #include <stdio.h>
1484                 #include <netdb.h>
1485         ], [
1487                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1488         ], [
1489                 # Yes, we have it...
1490                 AC_MSG_RESULT(yes)
1491                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1492         ], [
1493                 AC_MSG_RESULT(no)
1494         ])
1496         dnl **********************************
1497         dnl *** Check for gethostbyname2 ***
1498         dnl **********************************
1499         AC_MSG_CHECKING(for gethostbyname2)
1500                 AC_TRY_LINK([
1501                 #include <stdio.h>
1502                 #include <netdb.h>
1503         ], [
1504                 gethostbyname2(NULL,0);
1505         ], [
1506                 # Yes, we have it...
1507                 AC_MSG_RESULT(yes)
1508                 AC_DEFINE(HAVE_GETHOSTBYNAME2, 1, [Have gethostbyname2])
1509         ], [
1510                 AC_MSG_RESULT(no)
1511         ])
1513         dnl **********************************
1514         dnl *** Check for gethostbyname ***
1515         dnl **********************************
1516         AC_MSG_CHECKING(for gethostbyname)
1517                 AC_TRY_LINK([
1518                 #include <stdio.h>
1519                 #include <netdb.h>
1520         ], [
1521                 gethostbyname(NULL);
1522         ], [
1523                 # Yes, we have it...
1524                 AC_MSG_RESULT(yes)
1525                 AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [Have gethostbyname])
1526         ], [
1527                 AC_MSG_RESULT(no)
1528         ])
1530         dnl **********************************
1531         dnl *** Check for getprotobyname ***
1532         dnl **********************************
1533         AC_MSG_CHECKING(for getprotobyname)
1534                 AC_TRY_LINK([
1535                 #include <stdio.h>
1536                 #include <netdb.h>
1537         ], [
1538                 getprotobyname(NULL);
1539         ], [
1540                 # Yes, we have it...
1541                 AC_MSG_RESULT(yes)
1542                 AC_DEFINE(HAVE_GETPROTOBYNAME, 1, [Have getprotobyname])
1543         ], [
1544                 AC_MSG_RESULT(no)
1545         ])
1547         dnl **********************************
1548         dnl *** Check for getnameinfo ***
1549         dnl **********************************
1550         AC_MSG_CHECKING(for getnameinfo)
1551                 AC_TRY_LINK([
1552                 #include <stdio.h>
1553                 #include <netdb.h>
1554         ], [
1555                 getnameinfo (NULL, 0, NULL, 0, NULL, 0, 0);
1556         ], [
1557                 # Yes, we have it...
1558                 AC_MSG_RESULT(yes)
1559                 AC_DEFINE(HAVE_GETNAMEINFO, 1, [Have getnameinfo])
1560         ], [
1561                 AC_MSG_RESULT(no)
1562         ])
1565         dnl **********************************
1566         dnl *** Check for inet_ntop ***
1567         dnl **********************************
1568         AC_MSG_CHECKING(for inet_ntop)
1569                 AC_TRY_LINK([
1570                 #include <stdio.h>
1571                 #include <arpa/inet.h>
1572         ], [
1573                 inet_ntop (0, NULL, NULL, 0);
1574         ], [
1575                 # Yes, we have it...
1576                 AC_MSG_RESULT(yes)
1577                 AC_DEFINE(HAVE_INET_NTOP, 1, [Have inet_ntop])
1578         ], [
1579                 AC_MSG_RESULT(no)
1580         ])
1582         dnl *****************************
1583         dnl *** Checks for libnsl     ***
1584         dnl *****************************
1585         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1587         AC_CHECK_FUNCS(inet_pton inet_aton)
1589         dnl *****************************
1590         dnl *** Checks for libxnet    ***
1591         dnl *****************************
1592         case "${host}" in
1593                 *solaris* )
1594                         AC_MSG_CHECKING(for Solaris XPG4 support)
1595                         if test -f /usr/lib/libxnet.so; then
1596                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1597                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1598                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1599                                 LIBS="$LIBS -lxnet"
1600                                 AC_MSG_RESULT(yes)
1601                         else
1602                                 AC_MSG_RESULT(no)
1603                         fi
1605                         if test "$GCC" = "yes"; then
1606                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1607                         fi
1608                 ;;
1609         esac
1611         dnl *****************************
1612         dnl *** Checks for libpthread ***
1613         dnl *****************************
1614 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1615 # and libpthread does not exist
1617         case "${host}" in
1618                 *-*-*freebsd*)
1619                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1620                 ;;
1621                 *-*-*openbsd*)
1622                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1623                 ;;
1624                 *)
1625                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1626                 ;;
1627         esac
1628         AC_CHECK_HEADERS(pthread.h)
1629         AC_CHECK_HEADERS(pthread_np.h)
1630         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1631         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np pthread_setname_np)
1632         AC_CHECK_FUNCS(pthread_kill)
1633         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1634         AC_TRY_COMPILE([ #include <pthread.h>], [
1635                 pthread_mutexattr_t attr;
1636                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1637         ], [
1638                 AC_MSG_RESULT(ok)
1639         ], [
1640                 AC_MSG_RESULT(no)
1641                 AC_ERROR(Posix system lacks support for recursive mutexes)
1642         ])
1643         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1644         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1645         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1647         dnl **********************************
1648         dnl *** Check for mincore ***
1649         dnl **********************************
1650         AC_MSG_CHECKING(for mincore)
1651                 AC_TRY_LINK([
1652                 #include <stdio.h>
1653                 #include <sys/types.h>
1654                 #include <sys/mman.h>
1655         ], [
1656                 mincore(NULL, 0, NULL);
1657         ], [
1658                 # Yes, we have it...
1659                 AC_MSG_RESULT(yes)
1660                 AC_DEFINE(HAVE_MINCORE, 1, [Have mincore])
1661         ], [
1662                 AC_MSG_RESULT(no)
1663         ])
1665         dnl ***********************************
1666         dnl *** Checks for working __thread ***
1667         dnl ***********************************
1668         AC_MSG_CHECKING(for working __thread)
1669         if test "x$with_tls" != "x__thread"; then
1670                 AC_MSG_RESULT(disabled)
1671         elif test "x$cross_compiling" = "xyes"; then
1672                 AC_MSG_RESULT(cross compiling, assuming yes)
1673         else
1674                 AC_TRY_RUN([
1675                         #if defined(__APPLE__) && defined(__clang__)
1676                         #error "__thread does not currently work with clang on Mac OS X"
1677                         #endif
1678                         
1679                         #include <pthread.h>
1680                         __thread int i;
1681                         static int res1, res2;
1683                         void thread_main (void *arg)
1684                         {
1685                                 i = arg;
1686                                 sleep (1);
1687                                 if (arg == 1)
1688                                         res1 = (i == arg);
1689                                 else
1690                                         res2 = (i == arg);
1691                         }
1693                         int main () {
1694                                 pthread_t t1, t2;
1696                                 i = 5;
1698                                 pthread_create (&t1, NULL, thread_main, 1);
1699                                 pthread_create (&t2, NULL, thread_main, 2);
1701                                 pthread_join (t1, NULL);
1702                                 pthread_join (t2, NULL);
1704                                 return !(res1 + res2 == 2);
1705                         }
1706                 ], [
1707                                 AC_MSG_RESULT(yes)
1708                 ], [
1709                                 AC_MSG_RESULT(no)
1710                                 with_tls=pthread
1711                 ])
1712         fi
1714         dnl **************************************
1715         dnl *** Checks for working sigaltstack ***
1716         dnl **************************************
1717         AC_MSG_CHECKING(for working sigaltstack)
1718         if test "x$with_sigaltstack" != "xyes"; then
1719                 AC_MSG_RESULT(disabled)
1720         elif test "x$cross_compiling" = "xyes"; then
1721                 AC_MSG_RESULT(cross compiling, assuming yes)
1722         else
1723                 AC_TRY_RUN([
1724                         #include <stdio.h>
1725                         #include <stdlib.h>
1726                         #include <unistd.h>
1727                         #include <signal.h>
1728                         #include <pthread.h>
1729                         #include <sys/wait.h>
1730                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1731                         #define SA_STACK SA_ONSTACK
1732                         #endif
1733                         static void
1734                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1735                         {
1736                                 exit (0);
1737                         }
1739                         volatile char*__ptr = NULL;
1740                         static void *
1741                         loop (void *ignored)
1742                         {
1743                                 *__ptr = 0;
1744                                 return NULL;
1745                         }
1747                         static void
1748                         child ()
1749                         {
1750                                 struct sigaction sa;
1751                         #ifdef __APPLE__
1752                                 stack_t sas;
1753                         #else
1754                                 struct sigaltstack sas;
1755                         #endif
1756                                 pthread_t id;
1757                                 pthread_attr_t attr;
1759                                 sa.sa_sigaction = sigsegv_signal_handler;
1760                                 sigemptyset (&sa.sa_mask);
1761                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1762                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1763                                         perror ("sigaction");
1764                                         return;
1765                                 }
1767                                 /* x86 darwin deliver segfaults using SIGBUS */
1768                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1769                                         perror ("sigaction");
1770                                         return;
1771                                 }
1772                                 sas.ss_sp = malloc (SIGSTKSZ);
1773                                 sas.ss_size = SIGSTKSZ;
1774                                 sas.ss_flags = 0;
1775                                 if (sigaltstack (&sas, NULL) == -1) {
1776                                         perror ("sigaltstack");
1777                                         return;
1778                                 }
1780                                 pthread_attr_init (&attr);
1781                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1782                                         printf ("pthread_create\n");
1783                                         return;
1784                                 }
1786                                 sleep (100);
1787                         }
1789                         int
1790                         main ()
1791                         {
1792                                 pid_t son;
1793                                 int status;
1794                                 int i;
1796                                 son = fork ();
1797                                 if (son == -1) {
1798                                         return 1;
1799                                 }
1801                                 if (son == 0) {
1802                                         child ();
1803                                         return 0;
1804                                 }
1806                                 for (i = 0; i < 300; ++i) {
1807                                         waitpid (son, &status, WNOHANG);
1808                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1809                                                 return 0;
1810                                         usleep (10000);
1811                                 }
1813                                 kill (son, SIGKILL);
1814                                 return 1;
1815                         }
1817                 ], [
1818                                 AC_MSG_RESULT(yes)
1819                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1820                 ], [
1821                                 with_sigaltstack=no
1822                                 AC_MSG_RESULT(no)
1823                 ])
1824         fi
1826         dnl ********************************
1827         dnl *** Checks for semaphore lib ***
1828         dnl ********************************
1829         # 'Real Time' functions on Solaris
1830         # posix4 on Solaris 2.6
1831         # pthread (first!) on Linux
1832         AC_SEARCH_LIBS(sem_init, pthread rt posix4) 
1834         AC_SEARCH_LIBS(shm_open, pthread rt posix4) 
1835         AC_CHECK_FUNCS(shm_open)
1837         dnl ********************************
1838         dnl *** Checks for timezone stuff **
1839         dnl ********************************
1840         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1841                 AC_TRY_COMPILE([
1842                         #include <time.h>
1843                         ], [
1844                         struct tm tm;
1845                         tm.tm_gmtoff = 1;
1846                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1847         if test $ac_cv_struct_tm_gmtoff = yes; then
1848                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1849         else
1850                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1851                         AC_TRY_COMPILE([
1852                                 #include <time.h>
1853                         ], [
1854                                 timezone = 1;
1855                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1856                 if test $ac_cv_var_timezone = yes; then
1857                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1858                 else
1859                         AC_ERROR(unable to find a way to determine timezone)
1860                 fi
1861         fi
1863         dnl *********************************
1864         dnl *** Checks for math functions ***
1865         dnl *********************************
1866         AC_SEARCH_LIBS(sqrtf, m)
1867         if test "x$has_broken_apple_cpp" != "xyes"; then
1868                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1869                         AC_TRY_LINK([#include <math.h>], 
1870                         [ finite(0.0); ], 
1871                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1872                         AC_MSG_RESULT(no)))
1873         fi
1874         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1875                 AC_TRY_LINK([#include <math.h>], 
1876                 [ isfinite(0.0); ], 
1877                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1878                 AC_MSG_RESULT(no)))
1880         dnl ****************************************************************
1881         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1882         dnl *** have it in the library (duh))                            ***
1883         dnl ****************************************************************
1884         AC_CHECK_FUNCS(poll)
1886         dnl *************************
1887         dnl *** Check for signbit ***
1888         dnl *************************
1889         AC_MSG_CHECKING(for signbit)
1890         AC_TRY_LINK([#include <math.h>], [
1891                 int s = signbit(1.0);
1892         ], [
1893                 AC_MSG_RESULT(yes)
1894                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1895         ], [
1896                 AC_MSG_RESULT(no)
1897         ]) 
1899         dnl **********************************
1900         dnl *** epoll                      ***
1901         dnl **********************************
1902         if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xno"; then
1903                 AC_CHECK_HEADERS(sys/epoll.h)
1904                 haveepoll=no
1905                 AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1906                 if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes"; then
1907                         AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1908                 fi
1909         fi
1911         havekqueue=no
1913         AC_CHECK_HEADERS(sys/event.h)
1914         AC_CHECK_FUNCS(kqueue, [havekqueue=yes], )
1916         dnl **************************************
1917         dnl * Darwin has a race that prevents us from using reliably:
1918         dnl * http://lists.apple.com/archives/darwin-dev/2011/Jun/msg00016.html
1919         dnl * Since kqueue is mostly used for scaling large web servers, 
1920         dnl * and very few folks run Mono on large web servers on OSX, falling
1921         dnl * back 
1922         dnl **************************************
1923         if test "x$havekqueue" = "xyes" -a "x$ac_cv_header_sys_event_h" = "xyes"; then
1924                 if test "x$host_darwin" = "xno"; then
1925                         AC_DEFINE(USE_KQUEUE_FOR_THREADPOOL, 1, [Use kqueue for the threadpool])
1926                 fi
1927         fi
1929         dnl ******************************
1930         dnl *** Checks for SIOCGIFCONF ***
1931         dnl ******************************
1932         AC_CHECK_HEADERS(sys/ioctl.h)
1933         AC_CHECK_HEADERS(net/if.h, [], [],
1934            [
1935            #ifdef HAVE_SYS_TYPES_H
1936            # include <sys/types.h>
1937            #endif
1938            #ifdef HAVE_SYS_SOCKET_H
1939            # include <sys/socket.h>
1940            #endif
1941            ])
1942         AC_MSG_CHECKING(for ifreq)
1943         AC_TRY_COMPILE([
1944                 #include <stdio.h>
1945                 #include <sys/ioctl.h>
1946                 #include <net/if.h>
1947                 ], [
1948                 struct ifconf ifc;
1949                 struct ifreq *ifr;
1950                 void *x;
1951                 ifc.ifc_len = 0;
1952                 ifc.ifc_buf = NULL;
1953                 x = (void *) &ifr->ifr_addr;
1954                 ],[
1955                         AC_MSG_RESULT(yes)
1956                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1957                 ], [
1958                         AC_MSG_RESULT(no)
1959                 ])
1960         dnl **********************************
1961         dnl ***     Checks for sin_len     ***
1962         dnl **********************************
1963         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1964         AC_TRY_COMPILE([
1965                 #include <netinet/in.h>
1966                 ], [
1967                 struct sockaddr_in saddr;
1968                 saddr.sin_len = sizeof (saddr);
1969                 ],[
1970                         AC_MSG_RESULT(yes)
1971                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1972                 ], [
1973                         AC_MSG_RESULT(no)
1974                 ])      
1975         dnl **********************************
1976         dnl ***    Checks for sin6_len     ***
1977         dnl **********************************
1978         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1979         AC_TRY_COMPILE([
1980                 #include <netinet/in.h>
1981                 ], [
1982                 struct sockaddr_in6 saddr6;
1983                 saddr6.sin6_len = sizeof (saddr6);
1984                 ],[
1985                         AC_MSG_RESULT(yes)
1986                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1987                 ], [
1988                         AC_MSG_RESULT(no)
1989                 ])
1990         dnl **********************************
1991         dnl *** Check for getifaddrs       ***
1992         dnl **********************************
1993         AC_MSG_CHECKING(for getifaddrs)
1994                 AC_TRY_LINK([
1995                 #include <stdio.h>
1996                 #include <sys/types.h>
1997                 #include <sys/socket.h>
1998                 #include <ifaddrs.h>
1999         ], [
2000                 getifaddrs(NULL);
2001         ], [
2002                 # Yes, we have it...
2003                 AC_MSG_RESULT(yes)
2004                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
2005         ], [
2006                 AC_MSG_RESULT(no)
2007         ])
2008         dnl **********************************
2009         dnl *** Check for if_nametoindex   ***
2010         dnl **********************************
2011         AC_MSG_CHECKING(for if_nametoindex)
2012                 AC_TRY_LINK([
2013                 #include <stdio.h>
2014                 #include <sys/types.h>
2015                 #include <sys/socket.h>
2016                 #include <net/if.h>
2017         ], [
2018                 if_nametoindex(NULL);
2019         ], [
2020                 # Yes, we have it...
2021                 AC_MSG_RESULT(yes)
2022                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
2023         ], [
2024                 AC_MSG_RESULT(no)
2025         ])
2026                         
2027         dnl **********************************
2028         dnl *** Checks for MonoPosixHelper ***
2029         dnl **********************************
2030         AC_CHECK_HEADERS(checklist.h)
2031         AC_CHECK_HEADERS(pathconf.h)
2032         AC_CHECK_HEADERS(fstab.h)
2033         AC_CHECK_HEADERS(attr/xattr.h)
2034         AC_CHECK_HEADERS(sys/extattr.h)
2035         AC_CHECK_HEADERS(sys/sendfile.h)
2036         AC_CHECK_HEADERS(sys/statvfs.h)
2037         AC_CHECK_HEADERS(sys/statfs.h)
2038         AC_CHECK_HEADERS(sys/vfstab.h)
2039         AC_CHECK_HEADERS(sys/xattr.h)
2040         AC_CHECK_HEADERS(sys/mman.h)
2041         AC_CHECK_HEADERS(sys/param.h)
2042         AC_CHECK_HEADERS(sys/mount.h, [], [],
2043                 [
2044                 #ifdef HAVE_SYS_PARAM_H
2045                 # include <sys/param.h>
2046                 #endif
2047                 ])
2048         AC_CHECK_HEADERS(sys/mount.h)
2049         AC_CHECK_FUNCS(confstr)
2050         AC_CHECK_FUNCS(seekdir telldir)
2051         AC_CHECK_FUNCS(getdomainname)
2052         AC_CHECK_FUNCS(setdomainname)
2053         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
2054         AC_CHECK_FUNCS(setgroups)
2055         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
2056         AC_CHECK_FUNCS(getfsstat)
2057         AC_CHECK_FUNCS(lutimes futimes)
2058         AC_CHECK_FUNCS(mremap)
2059         AC_CHECK_FUNCS(remap_file_pages)
2060         AC_CHECK_FUNCS(posix_fadvise)
2061         AC_CHECK_FUNCS(posix_fallocate)
2062         AC_CHECK_FUNCS(posix_madvise)
2063         AC_CHECK_FUNCS(vsnprintf)
2064         AC_CHECK_FUNCS(sendfile)
2065         AC_CHECK_FUNCS(gethostid sethostid)
2066         AC_CHECK_FUNCS(sethostname)
2067         AC_CHECK_FUNCS(statfs)
2068         AC_CHECK_FUNCS(fstatfs)
2069         AC_CHECK_FUNCS(statvfs)
2070         AC_CHECK_FUNCS(fstatvfs)
2071         AC_CHECK_FUNCS(stime)
2072         AC_CHECK_FUNCS(strerror_r)
2073         AC_CHECK_FUNCS(ttyname_r)
2074         AC_CHECK_FUNCS(psignal)
2075         AC_CHECK_FUNCS(getlogin_r)
2076         AC_CHECK_FUNCS(lockf)
2077         AC_CHECK_FUNCS(swab)
2078         AC_CHECK_FUNCS(setusershell endusershell)
2079         AC_CHECK_FUNCS(futimens utimensat)
2080         AC_CHECK_FUNCS(fstatat mknodat readlinkat)
2081         AC_CHECK_FUNCS(readv writev preadv pwritev)
2082         AC_CHECK_FUNCS(setpgid)
2083         AC_CHECK_FUNCS(system)
2084         AC_CHECK_FUNCS(fork execv execve)
2085         AC_CHECK_SIZEOF(size_t)
2086         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], , 
2087                 [#include <sys/types.h>
2088                  #include <sys/stat.h>
2089                  #include <unistd.h>])
2090         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
2091                 [#include <sys/types.h>
2092                  #include <sys/stat.h>
2093                  #include <unistd.h>])
2094         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
2095                 [#include <sys/time.h>])
2096         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
2097                 [#include <unistd.h>
2098                  #include <fcntl.h>])
2099         AC_CHECK_TYPES([struct iovec], [AC_DEFINE(HAVE_STRUCT_IOVEC)], ,
2100                 [#include <sys/uio.h>])
2101         AC_CHECK_TYPES([struct linger], [AC_DEFINE(HAVE_STRUCT_LINGER)], ,
2102                 [#include <sys/socket.h>])
2103         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
2104                 [#include <sys/poll.h>])
2105         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
2106                 [#include <sys/types.h>
2107                  #include <sys/stat.h>
2108                  #include <unistd.h>])
2109         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
2110                 [#include <time.h>])
2111         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
2112                 [#include <sys/time.h>
2113                  #include <sys/types.h>
2114                  #include <utime.h>])
2115         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
2116                 [#include <sys/time.h>])
2117         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
2118                 [#include <sys/types.h>
2119                  #include <utime.h>])
2120         AC_CHECK_MEMBERS(
2121                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,, 
2122                 [#include <sys/types.h>
2123                  #include <dirent.h>])
2124         AC_CHECK_MEMBERS(
2125                 [struct passwd.pw_gecos],,, 
2126                 [#include <sys/types.h>
2127                  #include <pwd.h>])
2128         AC_CHECK_MEMBERS(
2129                 [struct statfs.f_flags],,, 
2130                 [#include <sys/types.h>
2131                  #include <sys/vfs.h>])
2132         AC_CHECK_MEMBERS(
2133                 [struct stat.st_atim, struct stat.st_mtim, struct stat.st_ctim],,, 
2134                 [#include <sys/types.h>
2135                  #include <sys/stat.h>
2136                  #include <unistd.h>])
2138         dnl Favour xattr through glibc, but use libattr if we have to
2139         AC_CHECK_FUNC(lsetxattr, ,
2140                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
2141         )
2142         AC_SUBST(XATTR_LIB)
2144         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
2145         AC_CHECK_MEMBERS(
2146                 [struct kinfo_proc.kp_proc],,, 
2147                 [#include <sys/types.h>
2148                  #include <sys/param.h>
2149                  #include <sys/sysctl.h>
2150                  #include <sys/proc.h>
2151                  ])
2153         dnl *********************************
2154         dnl *** Checks for Windows compilation ***
2155         dnl *********************************
2156         AC_CHECK_HEADERS(sys/time.h)
2157         AC_CHECK_HEADERS(sys/param.h)
2158         AC_CHECK_HEADERS(dirent.h)
2160         dnl ******************************************
2161         dnl *** Checks for OSX and iOS compilation ***
2162         dnl ******************************************
2163         AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
2165         dnl *********************************
2166         dnl *** Check for Console 2.0 I/O ***
2167         dnl *********************************
2168         AC_CHECK_HEADERS([curses.h])
2169         AC_CHECK_HEADERS([term.h], [], [],
2170         [#if HAVE_CURSES_H
2171          #include <curses.h>
2172          #endif
2173         ])
2174         AC_CHECK_HEADERS([termios.h])
2175 else
2176         dnl *********************************
2177         dnl *** Checks for Windows compilation ***
2178         dnl *********************************
2179         AC_CHECK_HEADERS(winternl.h)
2181         jdk_headers_found=no
2182         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
2183         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
2184         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
2185         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
2186         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
2187         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
2188         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
2190         dnl *********************************
2191         dnl *** Check for struct ip_mreqn ***
2192         dnl *********************************
2193         AC_MSG_CHECKING(for struct ip_mreqn)
2194         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2195                 struct ip_mreqn mreq;
2196                 mreq.imr_address.s_addr = 0;
2197         ], [
2198                 # Yes, we have it...
2199                 AC_MSG_RESULT(yes)
2200                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
2201         ], [
2202                 # We'll just have to try and use struct ip_mreq
2203                 AC_MSG_RESULT(no)
2204                 AC_MSG_CHECKING(for struct ip_mreq)
2205                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2206                         struct ip_mreq mreq;
2207                         mreq.imr_interface.s_addr = 0;
2208                 ], [
2209                         # Yes, we have it...
2210                         AC_MSG_RESULT(yes)
2211                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
2212                 ], [
2213                         # No multicast support
2214                         AC_MSG_RESULT(no)
2215                 ])
2216         ])
2218         dnl **********************************
2219         dnl *** Check for getaddrinfo ***
2220         dnl **********************************
2221         AC_MSG_CHECKING(for getaddrinfo)
2222                 AC_TRY_LINK([
2223                 #include <stdio.h>
2224                 #include <winsock2.h>
2225                 #include <ws2tcpip.h>
2226         ], [
2227                 getaddrinfo(NULL,NULL,NULL,NULL);
2228         ], [
2229                 # Yes, we have it...
2230                 AC_MSG_RESULT(yes)
2231                 AC_DEFINE(HAVE_GETADDRINFO, 1, [Have getaddrinfo])
2232         ], [
2233                 AC_MSG_RESULT(no)
2234         ])
2236         dnl **********************************
2237         dnl *** Check for gethostbyname ***
2238         dnl **********************************
2239         AC_MSG_CHECKING(for gethostbyname)
2240                 AC_TRY_LINK([
2241                 #include <stdio.h>
2242                 #include <winsock2.h>
2243                 #include <ws2tcpip.h>
2244         ], [
2245                 gethostbyname(NULL);
2246         ], [
2247                 # Yes, we have it...
2248                 AC_MSG_RESULT(yes)
2249                 AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [Have gethostbyname])
2250         ], [
2251                 AC_MSG_RESULT(no)
2252         ])
2254         dnl **********************************
2255         dnl *** Check for getprotobyname ***
2256         dnl **********************************
2257         AC_MSG_CHECKING(for getprotobyname)
2258                 AC_TRY_LINK([
2259                 #include <stdio.h>
2260                 #include <winsock2.h>
2261                 #include <ws2tcpip.h>
2262         ], [
2263                 getprotobyname(NULL);
2264         ], [
2265                 # Yes, we have it...
2266                 AC_MSG_RESULT(yes)
2267                 AC_DEFINE(HAVE_GETPROTOBYNAME, 1, [Have getprotobyname])
2268         ], [
2269                 AC_MSG_RESULT(no)
2270         ])
2272         dnl **********************************
2273         dnl *** Check for getnameinfo ***
2274         dnl **********************************
2275         AC_MSG_CHECKING(for getnameinfo)
2276                 AC_TRY_LINK([
2277                 #include <stdio.h>
2278                 #include <winsock2.h>
2279                 #include <ws2tcpip.h>
2280         ], [
2281                 getnameinfo (NULL, 0, NULL, 0, NULL, 0, 0);
2282         ], [
2283                 # Yes, we have it...
2284                 AC_MSG_RESULT(yes)
2285                 AC_DEFINE(HAVE_GETNAMEINFO, 1, [Have getnameinfo])
2286         ], [
2287                 AC_MSG_RESULT(no)
2288         ])
2290         dnl **********************************
2291         dnl *** Check for inet_ntop ***
2292         dnl **********************************
2293         AC_MSG_CHECKING(for inet_ntop)
2294                 AC_TRY_LINK([
2295                 #include <stdio.h>
2296                 #include <winsock2.h>
2297                 #include <ws2tcpip.h>
2298         ], [
2299                 inet_ntop (0, NULL, NULL, 0);
2300         ], [
2301                 # Yes, we have it...
2302                 AC_MSG_RESULT(yes)
2303                 AC_DEFINE(HAVE_INET_NTOP, 1, [Have inet_ntop])
2304         ], [
2305                 AC_MSG_RESULT(no)
2306         ])
2308         dnl **********************************
2309         dnl *** Check for inet_pton ***
2310         dnl **********************************
2311         AC_MSG_CHECKING(for inet_pton)
2312                 AC_TRY_LINK([
2313                 #include <stdio.h>
2314                 #include <winsock2.h>
2315                 #include <ws2tcpip.h>
2316         ], [
2317                 inet_pton (0, NULL, NULL);
2318         ], [
2319                 # Yes, we have it...
2320                 AC_MSG_RESULT(yes)
2321                 AC_DEFINE(HAVE_INET_PTON, 1, [Have inet_pton])
2322         ], [
2323                 AC_MSG_RESULT(no)
2324         ])
2326         AC_CHECK_DECLS(InterlockedExchange64, [], [], [[#include <windows.h>]])
2327         AC_CHECK_DECLS(InterlockedCompareExchange64, [], [], [[#include <windows.h>]])
2328         AC_CHECK_DECLS(InterlockedDecrement64, [], [], [[#include <windows.h>]])
2329         AC_CHECK_DECLS(InterlockedIncrement64, [], [], [[#include <windows.h>]])
2330         AC_CHECK_DECLS(InterlockedAdd, [], [], [[#include <windows.h>]])
2331         AC_CHECK_DECLS(InterlockedAdd64, [], [], [[#include <windows.h>]])
2332         AC_CHECK_DECLS(__readfsdword, [], [], [[#include <windows.h>]])
2335 dnl socklen_t check
2336 AC_MSG_CHECKING(for socklen_t)
2337 AC_TRY_COMPILE([
2338 #include <sys/types.h>
2339 #include <sys/socket.h>
2341   socklen_t foo;
2343 ac_cv_c_socklen_t=yes
2344         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
2345         AC_MSG_RESULT(yes)
2347         AC_MSG_RESULT(no)
2350 AC_MSG_CHECKING(for array element initializer support)
2351 AC_TRY_COMPILE([#include <sys/socket.h>], [
2352         const int array[] = {[1] = 2,};
2353 ], [
2354         # Yes, we have it...
2355         AC_MSG_RESULT(yes)
2356         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
2357 ], [
2358         # We'll have to use signals
2359         AC_MSG_RESULT(no)
2362 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
2363         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
2364         AC_TRY_LINK([#include <math.h>], 
2365         [ static void *p = &trunc; ],
2366         [
2367                 AC_DEFINE(HAVE_TRUNC) 
2368                 AC_MSG_RESULT(yes)
2369                 ac_cv_trunc=yes
2370         ],
2371         AC_MSG_RESULT(no)))
2373 if test "x$ac_cv_truncl" != "xyes"; then
2374    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
2377 AC_CHECK_FUNCS(execvp)
2379 dnl ****************************
2380 dnl *** Look for /dev/random ***
2381 dnl ****************************
2383 AC_MSG_CHECKING([if usage of random device is requested])
2384 AC_ARG_ENABLE(dev-random,
2385 [  --disable-dev-random    disable the use of the random device (enabled by default)],
2386 try_dev_random=$enableval, try_dev_random=yes)
2388 AC_MSG_RESULT($try_dev_random)
2390 case "{$build}" in
2391     *-openbsd*)
2392     NAME_DEV_RANDOM="/dev/srandom"
2393     ;;
2395 dnl Win32 does not have /dev/random, they have their own method...
2397     *-mingw*|*-*-cygwin*)
2398     ac_cv_have_dev_random=no
2399     ;;
2401 dnl Everywhere else, it's /dev/random
2403     *)
2404     NAME_DEV_RANDOM="/dev/random"
2405     ;;
2406 esac
2408 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2410 dnl Now check if the device actually exists
2412 if test "x$try_dev_random" = "xyes"; then
2413     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2414     [if test -r "$NAME_DEV_RANDOM" ; then
2415         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2416     if test "x$ac_cv_have_dev_random" = "xyes"; then
2417         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2418     fi
2419 else
2420     AC_MSG_CHECKING(for random device)
2421     ac_cv_have_dev_random=no
2422     AC_MSG_RESULT(has been disabled)
2425 if test "x$host_win32" = "xyes"; then
2426     AC_DEFINE(HAVE_CRYPT_RNG)
2429 if test "x$ac_cv_have_dev_random" = "xno" \
2430     && test "x$host_win32" = "xno"; then
2431     AC_MSG_WARN([[
2433 *** A system-provided entropy source was not found on this system.
2434 *** Because of this, the System.Security.Cryptography random number generator
2435 *** will throw a NotImplemented exception.
2437 *** If you are seeing this message, and you know your system DOES have an
2438 *** entropy collection in place, please contact <crichton@gimp.org> and
2439 *** provide information about the system and how to access the random device.
2441 *** Otherwise you can install either egd or prngd and set the environment
2442 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2443 ***]])
2446 AC_MSG_CHECKING([if inter-process shared handles are requested])
2447 # Same as --enable-minimal=shared_handles
2448 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=no)
2449 AC_MSG_RESULT($try_shared_handles)
2450 if test "x$try_shared_handles" != "xyes"; then
2451         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2452         AC_SUBST(DISABLE_SHARED_HANDLES)
2455 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2457 AC_ARG_ENABLE(perf-events, [  --enable-perf-events Enable using `perf` for profiling on Linux], test_perf_events=$enableval, test_perf_events=no)
2458 if test "x$test_perf_events" == "xyes"; then
2459         AC_DEFINE(ENABLE_PERF_EVENTS, 1, [Enable using `perf` for profiling on Linux])
2460         AC_SUBST(ENABLE_PERF_EVENTS)
2463 AC_MSG_CHECKING([if big-arrays are to be enabled])
2464 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2465 if test "x$enable_big_arrays" = "xyes" ; then
2466     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2467         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2468     else
2469         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2470     fi
2472 AC_MSG_RESULT($enable_big_arrays)
2474 dnl **************
2475 dnl *** DTRACE ***
2476 dnl **************
2478 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2480 if test "x$enable_dtrace" = "xyes"; then
2481    if test "x$has_dtrace" = "xno"; then
2482           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2483    fi
2484    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2485    if test "x$DTRACE" = "xno"; then
2486           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2487           enable_dtrace=no
2488    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2489           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2490           enable_dtrace=no
2491    fi
2494 dtrace_g=no
2495 if test "x$enable_dtrace" = "xyes"; then
2496         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2497         DTRACEFLAGS=
2498         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2499                 case "$host" in
2500                         powerpc-*-darwin*)
2501                         DTRACEFLAGS="-arch ppc64"
2502                         ;;
2503                         i*86-*-darwin*)
2504                         DTRACEFLAGS="-arch x86_64"
2505                         ;;
2506                         *)
2507                         DTRACEFLAGS=-64
2508                         ;;
2509                 esac
2510         else
2511                 case "$host" in
2512                         powerpc-*-darwin*)
2513                         DTRACEFLAGS="-arch ppc"
2514                         ;;
2515                         i*86-*-darwin*)
2516                         DTRACEFLAGS="-arch i386"
2517                         ;;
2518                         *)
2519                         DTRACEFLAGS=-32
2520                         ;;
2521                 esac
2522         fi
2523         AC_SUBST(DTRACEFLAGS)
2524         case "$host" in
2525                 *-*-solaris*)
2526                 dtrace_g=yes
2527                 ;;
2528         esac
2529         AC_CHECK_HEADERS([sys/sdt.h])
2531 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2532 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2534 dnl **************
2535 dnl ***  NaCl  ***
2536 dnl **************
2538 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2539 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2541 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2544 dnl Hack to use system mono for operations in build/install not allowed in NaCl.
2546 nacl_self_host=""
2547 if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xyes"; then
2548    nacl_self_host="nacl_self_host"
2550 AC_SUBST(nacl_self_host)
2552 if test "x$enable_nacl_codegen" = "xyes"; then
2553    MONO_NACL_ALIGN_MASK_OFF=1
2554    AC_DEFINE(TARGET_NACL, 1, [...])
2555    AC_DEFINE(__native_client_codegen__, 1, [...])
2556 else
2557    MONO_NACL_ALIGN_MASK_OFF=0
2558    AC_DEFINE(__default_codegen__, 1, [...])
2560 if test "x$enable_nacl_gc" = "xyes"; then
2561    if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2562       INSTRUMENT_CFLAG="-finstrument-for-thread-suspension"
2563    else
2564       # Not yet implemented
2565       INSTRUMENT_CFLAG=""
2566    fi
2567    CPPFLAGS="$CPPFLAGS $INSTRUMENT_CFLAG -D__native_client_gc__"
2569 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2571 dnl **************
2572 dnl ***  LLVM  ***
2573 dnl **************
2575 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2576 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2577 AC_ARG_ENABLE(llvm-version-check,[  --enable-llvm-version-check Check that the LLVM matches the version expected by mono], enable_llvm_version_check=$enableval, enable_llvm_version_check=no)
2579 AC_ARG_WITH(llvm, [  --with-llvm=<llvm prefix>    Enable the LLVM back-end], enable_llvm=yes,)
2581 if test "x$enable_llvm" = "xyes"; then
2582    if test "x$with_llvm" != "x"; then
2583           LLVM_CONFIG=$with_llvm/bin/llvm-config
2584           if test x$host_win32 = xyes; then
2585                 LLVM_CONFIG=$LLVM_CONFIG.exe
2586           fi
2587           if test ! -x $LLVM_CONFIG; then
2588                  AC_MSG_ERROR([LLVM executable $LLVM_CONFIG not found.])
2589       fi
2590    else
2591       AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2592       if test "x$LLVM_CONFIG" = "xno"; then
2593              AC_MSG_ERROR([llvm-config not found.])
2594       fi
2595    fi
2597    llvm_codegen="x86codegen"
2598    case "$target" in
2599    arm*)
2600                 llvm_codegen="armcodegen"
2601                 ;;
2602    esac
2604    if test "x$host_win32" = "xno"; then
2606    # The output of --cflags seems to include optimizations flags too
2607    LLVM_CFLAGS=`$LLVM_CONFIG --cflags | sed -e 's/-O2//g' | sed -e 's/-O0//g' | sed -e 's/-fomit-frame-pointer//g' | sed -e 's/-fPIC//g'`
2608    LLVM_CXXFLAGS=`$LLVM_CONFIG --cxxflags | sed -e 's/-O2//g' | sed -e 's/-O0//g' | sed -e 's/-fomit-frame-pointer//g' | sed -e 's/-fPIC//g'`
2609    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2610    # from LLVM classes.
2611    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -fno-rtti -fexceptions"
2612    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2613    # This might include empty lines
2614    LLVM_SYSTEM_LIBS=`$LLVM_CONFIG --system-libs 2>/dev/null | grep -- -`
2615    if test "x$host" != "x$target"; then
2616       # No need for jit libs
2617       LLVM_LIBS=`$LLVM_CONFIG --libs analysis core bitwriter`
2618    else
2619       LLVM_LIBS=`$LLVM_CONFIG --libs analysis core bitwriter jit mcjit $llvm_codegen`
2620    fi
2621    LLVM_LIBS="$LLVM_LIBS $LLVM_LDFLAGS $LLVM_SYSTEM_LIBS"
2622    # The c++ standard library used by llvm doesn't show up in $LLVM_SYSTEM_LIBS so add it manually
2623    if echo $LLVM_CXXFLAGS | grep -q -- '-stdlib=libc++'; then
2624       LLVM_LIBS="$LLVM_LIBS -lc++"
2625    else
2626       LLVM_LIBS="$LLVM_LIBS -lstdc++"
2627    fi
2629    expected_llvm_version="3.4svn-mono-mono/e656cac"
2631    # Should be something like '2.6' or '2.7svn'
2632    llvm_version=`$LLVM_CONFIG --version`
2633    llvm_api_version=`$LLVM_CONFIG --mono-api-version 2>/dev/null`
2634    AC_MSG_CHECKING(LLVM version)
2635    AC_MSG_RESULT($llvm_version)
2636    if echo $llvm_version | grep -q 'mono'; then
2637           if test "x$enable_llvm_version_check" == "xyes"; then
2638                  if test "$llvm_version" != "$expected_llvm_version"; then
2639                         AC_MSG_ERROR([Expected llvm version $expected_llvm_version, but llvm-config --version returned $llvm_version"])
2640                  fi
2641           fi
2642    else
2643           AC_MSG_ERROR([Compiling with stock LLVM is not supported, please use the Mono LLVM repo at https://github.com/mono/llvm, with the GIT branch which matches this version of mono, i.e. 'mono-2-10' for Mono 2.10.])
2644    fi
2646    else
2647        LLVM_CFLAGS="-I$with_llvm/include -DNDEBUG -D__NO_CTYPE_INLINE -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
2648        LLVM_CXXFLAGS="$LLVM_CFLAGS -std=gnu++11 -fvisibility-inlines-hidden -fno-rtti -Woverloaded-virtual -Wcast-qual"
2649        LLVM_LDFLAGS="-L$with_llvm/lib"
2650        LLVM_SYSTEM_LIBS="-lshell32 -lpsapi -limagehlp -ldbghelp -lm"
2651        LLVM_LIBS="-lLLVMLTO -lLLVMObjCARCOpts -lLLVMLinker -lLLVMipo -lLLVMVectorize -lLLVMBitWriter \
2652          -lLLVMARMDisassembler -lLLVMARMCodeGen -lLLVMARMAsmParser -lLLVMARMDesc -lLLVMARMInfo \
2653          -lLLVMARMAsmPrinter -lLLVMTableGen -lLLVMDebugInfo -lLLVMOption -lLLVMX86Disassembler \
2654          -lLLVMX86AsmParser -lLLVMX86CodeGen -lLLVMSelectionDAG -lLLVMAsmPrinter -lLLVMX86Desc \
2655          -lLLVMMCDisassembler -lLLVMX86Info -lLLVMX86AsmPrinter -lLLVMX86Utils -lLLVMJIT \
2656          -lLLVMAnalysis -lLLVMTarget \
2657          -lLLVMIRReader -lLLVMAsmParser -lLLVMLineEditor -lLLVMMCAnalysis -lLLVMInstrumentation \
2658          -lLLVMInterpreter -lLLVMCodeGen -lLLVMScalarOpts -lLLVMInstCombine -lLLVMTransformUtils \
2659          -lLLVMipa -lLLVMAnalysis -lLLVMProfileData -lLLVMMCJIT -lLLVMTarget -lLLVMRuntimeDyld \
2660          -lLLVMObject -lLLVMMCParser -lLLVMBitReader -lLLVMExecutionEngine -lLLVMMC -lLLVMCore \
2661          -lLLVMSupport -lstdc++"
2662        LLVM_LIBS="$LLVM_LIBS $LLVM_SYSTEM_LIBS"
2664        llvm_config_path=$with_llvm/include/llvm/Config/llvm-config.h
2665        llvm_api_version=`awk '/MONO_API_VERSION/ { print $3 }' $llvm_config_path`
2666    fi  
2668    if test "x$llvm_api_version" = "x"; then
2669           LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=0"
2670           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=0"
2671    else
2672           LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2673           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2674    fi   
2676    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2678    AC_SUBST(LLVM_CFLAGS)
2679    AC_SUBST(LLVM_CXXFLAGS)
2680    AC_SUBST(LLVM_LIBS)
2681    AC_SUBST(LLVM_LDFLAGS)
2682    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2685 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2686 if test "x$enable_loadedllvm" = "xyes"; then
2687    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2689 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2691 TARGET="unknown"
2692 ACCESS_UNALIGNED="yes"
2694 LIBC="libc.so.6"
2695 INTL="libc.so.6"
2696 SQLITE="libsqlite.so.0"
2697 SQLITE3="libsqlite3.so.0"
2698 X11="libX11.so"
2699 GDKX11="libgdk-x11-2.0.so.0"
2700 GTKX11="libgtk-x11-2.0.so.0"
2701 XINERAMA="libXinerama.so.1"
2703 sizeof_register="SIZEOF_VOID_P"
2705 jit_wanted=true
2706 boehm_supported=true
2707 case "$host" in
2708         mips*)
2709                 TARGET=MIPS;
2710                 arch_target=mips;
2711                 ACCESS_UNALIGNED="no"
2713                 AC_MSG_CHECKING(for mips n32)
2714                 AC_TRY_COMPILE([],[
2715                 #if _MIPS_SIM != _ABIN32
2716                 #error Not mips n32
2717                 #endif
2718                 return 0;
2719                 ],[
2720                 AC_MSG_RESULT(yes)
2721                 sizeof_register=8
2722                 ],[
2723                 AC_MSG_RESULT(no)
2724                 ])
2725                 ;;
2726         i*86-*-*)
2727                 TARGET=X86;
2728                 arch_target=x86;
2729                 case $host_os in
2730                   solaris*)
2731                         LIBC="libc.so"
2732                         INTL="libintl.so"
2733                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2734                                 TARGET=AMD64
2735                                 arch_target=amd64
2736                         fi
2738                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2739                         # int astruct __attribute__ ((visibility ("hidden")));
2740                         # void foo ()
2741                         # {
2742                         #       void *p = &astruct;
2743                         # }
2744                         # gcc -fPIC --shared -o libfoo.so foo.c
2745                         # yields:
2746                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2747                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2748                         have_visibility_hidden=no
2749                         ;;
2750                   mingw*|cygwin*)
2751                         have_visibility_hidden=no                 
2752                         ;;
2753                   haiku*)
2754                         LIBC=libroot.so
2755                         ;;
2756                   linux*)
2757                         AOT_SUPPORTED="yes"
2758                         ;;
2759                   darwin*)
2760                         AOT_SUPPORTED="yes"
2761                         ;;
2762                   openbsd*|freebsd*|kfreebsd-gnu*)
2763                         ;;
2764                 esac
2765                 ;;
2766         x86_64-*-* | amd64-*-*)
2767                 TARGET=AMD64;
2768                 arch_target=amd64;
2769                 if test "x$ac_cv_sizeof_void_p" = "x4"; then
2770                         AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2771                         sizeof_register=8
2772                 fi
2773                 case $host_os in
2774                   linux*)
2775                         AOT_SUPPORTED="yes"
2776                         ;;
2777                   darwin*)
2778                         AOT_SUPPORTED="yes"
2779                         ;;
2780                   openbsd*|freebsd*|kfreebsd-gnu*)
2781                         ;;
2782                   mingw*)
2783                         ;;
2784                 esac
2785                 case "$host" in
2786                         x86_64-*-nacl*)
2787                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2788                                 sizeof_register=8
2789                                 ;;
2790                 esac
2791                 ;;
2792         ia64-*-*)
2793                 TARGET=IA64
2794                 arch_target=ia64
2795                 ACCESS_UNALIGNED="no"
2796                 LIBC="libc.so.6.1"
2797                 INTL="libc.so.6.1"
2798                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2799                 libmono_ldflags="-lunwind"
2800                 ;;
2801         sparc*-*-*)
2802                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2803                    TARGET=SPARC64
2804                 else
2805                         TARGET=SPARC
2806                 fi
2807                 arch_target=sparc;
2808                 ACCESS_UNALIGNED="no"
2809                 case $host_os in
2810                   linux*) ;;
2811                   *)
2812                         LIBC="libc.so"
2813                         INTL="libintl.so"
2814                 esac
2815                 if test x"$GCC" = xyes; then
2816                         # We don't support v8 cpus
2817                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2818                 fi
2819                 if test x"$AR" = xfalse; then
2820                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2821                 fi
2822                 ;;
2823         *-mingw*|*-*-cygwin*)
2824                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2825                 have_visibility_hidden=no
2826                 INTL="intl"
2827                 ;;
2828         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2829         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2830                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2831                         TARGET=POWERPC64;
2832                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2833                         CFLAGS="$CFLAGS -mminimal-toc"
2834                 else
2835                         TARGET=POWERPC;
2836                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2837                 fi
2838                 arch_target=ppc;
2839                 case $host_os in
2840                   linux*|darwin*)
2841                         ;;
2842                 esac
2843                 ;;
2844         armv7k-*-darwin*)
2845                 TARGET=ARM;
2846                 TARGET_SYS=WATCHOS
2847                 arch_target=arm;
2848                 ACCESS_UNALIGNED="no"
2849                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2850                 ;;
2852         arm*-darwin*)
2853                 TARGET=ARM;
2854                 arch_target=arm;
2855                 ACCESS_UNALIGNED="no"
2856                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2857                 ;;
2858         arm*-linux*)
2859                 TARGET=ARM;
2860                 arch_target=arm;
2861                 ACCESS_UNALIGNED="no"
2862                 AOT_SUPPORTED="yes"
2863                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2864                 ;;
2865 # TODO: make proper support for NaCl host.
2866 #        arm*-*nacl)
2867 #               TARGET=ARM;
2868 #               arch_target=arm;
2869 #               ACCESS_UNALIGNED="no"
2870 #               AOT_SUPPORTED="no"
2871 #               ;;
2872         aarch64-*)
2873                 # https://lkml.org/lkml/2012/7/15/133
2874                 TARGET=ARM64
2875                 arch_target=arm64
2876                 boehm_supported=false
2877                 ;;
2878         s390x-*-linux*)
2879                 TARGET=S390X;
2880                 arch_target=s390x;
2881                 ACCESS_UNALIGNED="yes"
2882                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2883                 ;;
2884 esac
2886 HOST=$TARGET
2888 if test "x$host" != "x$target"; then
2889    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2890    enable_mcs_build=no
2891    case "$target" in
2892    arm*-darwin*)
2893                 TARGET=ARM;
2894                 arch_target=arm;
2895                 ACCESS_UNALIGNED="no"
2896                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2897                 # Can't use tls, since it depends on the runtime detection of tls offsets
2898                 # in mono-compiler.h
2899                 with_tls=pthread
2900                 case "$target" in
2901                 armv7k-*)
2902                         AC_DEFINE(TARGET_WATCHOS, 1, [...])
2903                         ;;
2904                 esac            
2905                 ;;
2906    powerpc64-ps3-linux-gnu)
2907                 TARGET=POWERPC64
2908                 arch_target=powerpc64
2909                 AC_DEFINE(TARGET_PS3, 1, [...])
2910                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2911                 # uses this define
2912                 AC_DEFINE(__mono_ppc64__, 1, [...])
2913                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2914                 sizeof_register=8
2915                 target_byte_order=G_BIG_ENDIAN
2916                 ;;
2917    powerpc64-xbox360-linux-gnu)
2918                 TARGET=POWERPC64
2919                 arch_target=powerpc64
2920                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2921                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2922                 # uses this define
2923                 sizeof_register=8
2924                 target_byte_order=G_BIG_ENDIAN
2925                 ;;
2926    x86_64-*-nacl)
2927                 TARGET=AMD64
2928                 arch_target=amd64
2929                 AC_DEFINE(TARGET_AMD64, 1, [...])
2930                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2931                 sizeof_register=8
2932                 ;;
2933 # TODO: make proper support for NaCl target.
2934 #   arm*-*nacl)
2935 #               TARGET=ARM
2936 #               arch_target=arm
2937 #               AC_DEFINE(TARGET_ARM, 1, [...])
2938 #               ACCESS_UNALIGNED="no"
2939 #               sizeof_register=4
2940 #               CPPFLAGS="$CPPFLAGS \
2941 #                    -D__ARM_EABI__ \
2942 #                    -D__arm__ \
2943 #                    -D__portable_native_client__ \
2944 #                    -Dtimezone=_timezone \
2945 #                    -DDISABLE_SOCKETS \
2946 #                    -DDISABLE_ATTACH \
2947 #                    -DUSE_NEWLIB"
2948                 # Can't use tls, since it depends on the runtime detection of tls offsets
2949                 # in mono-compiler.h
2950 #               with_tls=pthread
2951 #               ;;
2952    i686-*-nacl)
2953                 TARGET=X86
2954                 arch_target=x86
2955                 AC_DEFINE(TARGET_X86, 1, [...])
2956                 sizeof_register=4
2957                 ;;
2958    arm*-linux-*)
2959                 TARGET=ARM;
2960                 arch_target=arm;
2961                 AC_DEFINE(TARGET_ARM, 1, [...])
2962                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2963                 ACCESS_UNALIGNED="no"
2964                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2965                 # Can't use tls, since it depends on the runtime detection of tls offsets
2966                 # in mono-compiler.h
2967                 with_tls=pthread
2968                 target_mach=no
2969                 case "$target" in
2970                 armv7l-unknown-linux-gnueabi*)
2971                         # TEGRA
2972                         CPPFLAGS="$CPPFLAGS"
2973                         ;;
2974                 armv5-*-linux-androideabi*)
2975                         CPPFLAGS="$CPPFLAGS"
2976                         ;;
2977                 esac
2978                 ;;
2979    i686*-linux-*)
2980                 TARGET=X86;
2981                 arch_target=x86;
2982                 AC_DEFINE(TARGET_X86, 1, [...])
2983                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2984                 CPPFLAGS="$CPPFLAGS"
2985                 # Can't use tls, since it depends on the runtime detection of tls offsets
2986                 # in mono-compiler.h            
2987                 with_tls=pthread
2988                 target_mach=no
2989                 ;;
2990    x86_64*-linux-*)
2991                 TARGET=AMD64;
2992                 arch_target=amd64;
2993                 AC_DEFINE(TARGET_AMD64, 1, [...])
2994                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2995                 CPPFLAGS="$CPPFLAGS"
2996                 # Can't use tls, since it depends on the runtime detection of tls offsets
2997                 # in mono-compiler.h
2998                 with_tls=pthread
2999                 target_mach=no
3000                 ;;
3001    x86_64-ps4-freebsd)
3002                 TARGET=AMD64;
3003                 arch_target=amd64;
3004                 AC_DEFINE(TARGET_AMD64, 1, [...])
3005                 AC_DEFINE(TARGET_PS4, 1, [...])
3006                 CPPFLAGS="$CPPFLAGS"
3007                 # Can't use tls, since it depends on the runtime detection of tls offsets
3008                 # in mono-compiler.h
3009                 with_tls=pthread
3010                 target_mach=no
3011                 target_win32=no
3012                 ;;
3013    aarch64*-linux-*)
3014                 TARGET=ARM64;
3015                 arch_target=arm64;
3016                 AC_DEFINE(TARGET_ARM64, 1, [...])
3017                 AC_DEFINE(TARGET_ANDROID, 1, [...])
3018                 CPPFLAGS="$CPPFLAGS"
3019                 # Can't use tls, since it depends on the runtime detection of tls offsets
3020                 # in mono-compiler.h
3021                 with_tls=pthread
3022                 target_mach=no
3023                 ;;
3024         aarch64-*)
3025                 TARGET=ARM64
3026                 ;;
3027         *)
3028                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
3029         esac
3032 case "$TARGET" in
3033 X86)
3034         AC_DEFINE(TARGET_X86, 1, [...])
3035         ;;
3036 AMD64)
3037         AC_DEFINE(TARGET_AMD64, 1, [...])
3038         ;;
3039 ARM)
3040         AC_DEFINE(TARGET_ARM, 1, [...])
3041         ;;
3042 ARM64)
3043         AC_DEFINE(TARGET_ARM64, 1, [...])
3044         ;;
3045 POWERPC)
3046         AC_DEFINE(TARGET_POWERPC, 1, [...])
3047         ;;
3048 POWERPC64)
3049         AC_DEFINE(TARGET_POWERPC, 1, [...])
3050         AC_DEFINE(TARGET_POWERPC64, 1, [...])
3051         ;;
3052 S390X)
3053         AC_DEFINE(TARGET_S390X, 1, [...])
3054         ;;
3055 MIPS)
3056         AC_DEFINE(TARGET_MIPS, 1, [...])
3057         ;;
3058 IA64)
3059         AC_DEFINE(TARGET_IA64, 1, [...])
3060         ;;
3061 SPARC)
3062         AC_DEFINE(TARGET_SPARC, 1, [...])
3063         ;;
3064 SPARC64)
3065         AC_DEFINE(TARGET_SPARC64, 1, [...])
3066         ;;
3067 esac
3069 dnl *************
3070 dnl *** VTUNE ***
3071 dnl *************
3073 AC_ARG_ENABLE(vtune,[  --enable-vtune   Enable the VTUNE back-end], enable_vtune=$enableval, enable_vtune=no)
3074 AC_ARG_WITH(vtune, [  --with-vtune=<vtune prefix>       Enable jit vtune profiling], enable_vtune=yes,)
3076 AM_CONDITIONAL(HAVE_VTUNE, test x$enable_vtune = xyes)
3078 if test "x$enable_vtune" = "xyes"; then
3079         if test "x$with_vtune" = "x"; then
3080                 VTUNE_PATH=/opt/intel/vtune_amplifier_xe
3081         else
3082                 VTUNE_PATH=$with_vtune
3083         fi
3084         VTUNE_INCLUDE=$VTUNE_PATH/include
3085         case "$TARGET" in
3086         X86)
3087                 VTUNE_LIB=$VTUNE_PATH/lib32
3088                 ;;
3089         AMD64)
3090                 VTUNE_LIB=$VTUNE_PATH/lib64
3091                 ;;
3092         *)
3093                 AC_MSG_ERROR([Unsupported target $TARGET for VTUNE.])
3094                 ;;
3095         esac
3096         if test ! -f $VTUNE_INCLUDE/jitprofiling.h; then
3097                 AC_MSG_ERROR([VTUNE $VTUNE_INCLUDE/jitprofiling.h not found.])
3098         fi
3099         if test ! -f $VTUNE_LIB/libjitprofiling.a; then
3100                 AC_MSG_ERROR([VTUNE $VTUNE_LIB/libjitprofiling.a not found.])
3101         fi
3103         VTUNE_CFLAGS=-I$VTUNE_INCLUDE
3104         VTUNE_LIBS="-L/$VTUNE_LIB/ -ljitprofiling"
3106         AC_SUBST(VTUNE_LIBS)
3107         AC_SUBST(VTUNE_CFLAGS)
3109 dnl Use GCC atomic ops if they work on the target.
3110 if test x$GCC = "xyes"; then
3111         case $TARGET in
3112         X86 | AMD64 | ARM | ARM64 | POWERPC | POWERPC64 | MIPS | S390X | SPARC | SPARC64)
3113                 AC_DEFINE(USE_GCC_ATOMIC_OPS, 1, [...])
3114                 ;;
3115         esac
3118 if test "x$target_mach" = "xyes"; then
3120    if test "x$TARGET_SYS" = "xWATCHOS"; then
3121           AC_DEFINE(TARGET_WATCHOS,1,[The JIT/AOT targets WatchOS])
3122           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_WATCHOS"
3123           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_WATCHOS"
3124    elif test "x$TARGET" = "xARM" -o "x$TARGET" = "xARM64"; then
3125           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
3126           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
3127           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
3128    else
3129        AC_TRY_COMPILE([#include "TargetConditionals.h"],[
3130        #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1
3131        #error fail this for ios
3132        #endif
3133        return 0;
3134        ], [
3135                   AC_DEFINE(TARGET_OSX,1,[The JIT/AOT targets OSX])
3136           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_OSX"
3137           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_OSX"
3138        ], [
3139           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
3140           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
3141           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
3142        ])
3143         fi
3144    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
3147 if test "x$sizeof_register" = "x4"; then
3148    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
3149 elif test "x$sizeof_register" = "x8"; then
3150    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
3151 else
3152    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
3155 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
3156    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
3157 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
3158    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
3159 else
3160    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
3163 if test "x$have_visibility_hidden" = "xyes"; then
3164    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
3167 if test "x$have_deprecated" = "xyes"; then
3168    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
3171 dnl 
3172 dnl Simple Generational checks (sgen)
3174 SGEN_DEFINES=
3175 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=yes])
3176 if test x$buildsgen = xyes; then
3177    SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR"
3178    gc_msg="sgen and $gc_msg"
3180 AC_SUBST(SGEN_DEFINES)
3181 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
3183 jit_status="Building and using the JIT"
3185 libsuffix=".so"
3187 case "$host" in
3188      *-*-darwin*)
3189         libsuffix=".dylib"
3190         LIBC="libc.dylib"
3191         INTL="libintl.dylib"
3192         SQLITE="libsqlite.0.dylib"
3193         SQLITE3="libsqlite3.0.dylib"
3194         X11="libX11.dylib"
3195         GDKX11="libgdk-x11-2.0.dylib"
3196         GTKX11="libgtk-x11-2.0.dylib"
3197         ;;
3198      *-*-*netbsd*)
3199         LIBC="libc.so.12"
3200         INTL="libintl.so.0"
3201         ;;
3202      *-*-kfreebsd*-gnu)
3203         LIBC="libc.so.0.1"
3204         INTL="libc.so.0.1"
3205         X11="libX11.so.6"
3206         ;;
3207     *-*-*freebsd*)
3208         LIBC="libc.so.7"
3209         INTL="libintl.so"
3210         SQLITE="libsqlite.so"
3211         SQLITE3="libsqlite3.so"
3212         ;;
3213     *-*-*openbsd*)
3214         LIBC="libc.so"
3215         INTL="libintl.so"
3216         SQLITE="libsqlite.so"
3217         SQLITE3="libsqlite3.so"
3218         ;;
3219     *-*-*linux*)
3220         AC_PATH_X
3221         dlsearch_path=`(libtool --config ; echo eval echo \\$sys_lib_dlsearch_path_spec) | sh`
3222         AC_MSG_CHECKING(for the soname of libX11.so)
3223         for i in $x_libraries $dlsearch_path; do
3224                 for r in 4 5 6; do
3225                         if test -f $i/libX11.so.$r; then
3226                                 X11=libX11.so.$r
3227                                 AC_MSG_RESULT($X11)
3228                         fi
3229                 done
3230         done
3231         
3232         if test "x$X11" = "xlibX11.so"; then
3233                 AC_MSG_WARN([Could not find libX11.so. Do you have X.org or XFree86 installed? Assuming libX11.so.6...]);
3234                 X11=libX11.so.6
3235         fi
3236         ;;
3237 esac
3240 AC_SUBST(libsuffix)
3242 AC_ARG_WITH([libgdiplus],
3243         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
3244         [], [with_libgdiplus=installed])
3246 # default install location
3247 libgdiplus_install_loc=libgdiplus${libsuffix}
3248 case $with_libgdiplus in
3249     no|installed)
3250     libgdiplus_loc=
3251     ;;
3253     yes|sibling)
3254     libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la
3255     ;;
3257     /*) # absolute path, assume it is an install location
3258     libgdiplus_loc=$with_libgdiplus
3259     libgdiplus_install_loc=$with_libgdiplus
3260     ;;
3262     *)
3263     libgdiplus_loc=`pwd`/$with_libgdiplus
3264     ;;
3265 esac
3266 AC_SUBST([libgdiplus_loc])
3267 AC_SUBST([libgdiplus_install_loc])
3269 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
3270 if test "x$icall_symbol_map" = "xyes"; then
3271    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
3274 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
3275 if test "x$icall_export" = "xyes"; then
3276    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
3279 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
3280 if test "x$icall_tables" = "xno"; then
3281    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
3284 if test "x$with_tls" = "x__thread"; then
3285         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
3286         # Pass the information to libgc
3287         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
3288         AC_MSG_CHECKING(if the tls_model attribute is supported)
3289         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
3290                 ], [
3291                         AC_MSG_RESULT(yes)
3292                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tls_model available])
3293                 ], [
3294                         AC_MSG_RESULT(no)
3295         ])
3298 if test ${TARGET} = ARM; then
3299         dnl ******************************************
3300         dnl *** Check to see what FPU is available ***
3301         dnl ******************************************
3302         AC_MSG_CHECKING(which FPU to use)
3304         #
3305         # This is a bit tricky:
3306         #
3307         # if (__ARM_PCS_VFP) {
3308         #       /* mfloat-abi=hard == VFP with hard ABI */
3309         # } elif (!__SOFTFP__) {
3310         #       /* mfloat-abi=softfp == VFP with soft ABI */
3311         # } else {
3312         #       /* mfloat-abi=soft == no VFP */
3313         # }
3314         #
3315         # The exception is iOS (w/ GCC) where none of the above
3316         # are defined (but iOS always uses the 'softfp' ABI).
3317         #
3318         # No support for FPA.
3319         #
3321         fpu=NONE
3323         # iOS GCC always uses the 'softfp' ABI.
3324         if test x"$GCC" = xyes && test x$host_darwin = xyes; then
3325                 fpu=VFP
3326         fi
3328         # Are we using the 'hard' ABI?
3329         if test x$fpu = xNONE; then
3330                 AC_TRY_COMPILE([], [
3331                         #ifndef __ARM_PCS_VFP
3332                         #error "Float ABI is not 'hard'"
3333                         #endif
3334                         return 0;
3335                 ], [
3336                         fpu=VFP_HARD
3337                 ], [
3338                         fpu=NONE
3339                 ])
3340         fi
3342         # No 'hard' ABI. 'soft' or 'softfp'?
3343         if test x$fpu = xNONE; then
3344                 AC_TRY_COMPILE([], [
3345                         #ifdef __SOFTFP__
3346                         #error "Float ABI is not 'softfp'"
3347                         #endif
3348                         return 0;
3349                 ], [
3350                         fpu=VFP
3351                 ], [
3352                         fpu=NONE
3353                 ])
3354         fi
3356         AC_MSG_RESULT($fpu)
3357         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
3358         unset fpu
3360         dnl *********************************************
3361         dnl *** Check which ARM version(s) we can use ***
3362         dnl *********************************************
3363         AC_MSG_CHECKING(which ARM version to use)
3365         AC_TRY_COMPILE([], [
3366                 #if !defined(__ARM_ARCH_5T__) && !defined(__ARM_ARCH_5TE__) && !defined(__ARM_ARCH_5TEJ__)
3367                 #error Not on ARM v5.
3368                 #endif
3369                 return 0;
3370         ], [
3371                 arm_v5=yes
3373                 arm_ver=ARMv5
3374         ], [])
3376         AC_TRY_COMPILE([], [
3377                 #if !defined(__ARM_ARCH_6J__) && !defined(__ARM_ARCH_6ZK__) && !defined(__ARM_ARCH_6K__) && !defined(__ARM_ARCH_6T2__) && !defined(__ARM_ARCH_6M__)
3378                 #error Not on ARM v6.
3379                 #endif
3380                 return 0;
3381         ], [
3382                 arm_v5=yes
3383                 arm_v6=yes
3385                 arm_ver=ARMv6
3386         ], [])
3388         AC_TRY_COMPILE([], [
3389                 #if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_7R__) && !defined(__ARM_ARCH_7EM__) && !defined(__ARM_ARCH_7M__) && !defined(__ARM_ARCH_7S__)
3390                 #error Not on ARM v7.
3391                 #endif
3392                 return 0;
3393         ], [
3394                 arm_v5=yes
3395                 arm_v6=yes
3396                 arm_v7=yes
3398                 arm_ver=ARMv7
3399         ], [])
3401         AC_MSG_RESULT($arm_ver)
3403         if test x$arm_v5 = xyes; then
3404                 AC_DEFINE(HAVE_ARMV5, 1, [ARM v5])
3405                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV5=1"
3406         fi
3408         if test x$arm_v6 = xyes; then
3409                 AC_DEFINE(HAVE_ARMV6, 1, [ARM v6])
3410                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV6=1"
3411         fi
3413         if test x$arm_v7 = xyes; then
3414                 AC_DEFINE(HAVE_ARMV7, 1, [ARM v7])
3415                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV7=1"
3416         fi
3419 if test ${TARGET} = ARM; then
3420         if test "x${with_jumptables}" = "xyes"; then
3421                 AC_DEFINE(USE_JUMP_TABLES, 1, Use jump tables in JIT)
3422         fi
3425 if test ${TARGET} = unknown; then
3426         CPPFLAGS="$CPPFLAGS -DNO_PORT"
3427         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
3430 if test ${ACCESS_UNALIGNED} = no; then
3431         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
3434 case "x$libgc" in
3435         xincluded)
3436                 # Pass CPPFLAGS to libgc configure
3437                 # We should use a separate variable for this to avoid passing useless and
3438                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
3439                 # This should be executed late so we pick up the final version of CPPFLAGS
3440                 # The problem with this approach, is that during a reconfigure, the main
3441                 # configure scripts gets invoked with these arguments, so we use separate
3442                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
3443                 TMP_CPPFLAGS="$CPPFLAGS $CPPFLAGS_FOR_LIBGC"
3444                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
3445                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
3446                 fi
3447                 # Don't pass -finstrument-for-thread-suspension in, 
3448                 # if these are instrumented it will be very bad news 
3449                 # (infinite recursion, undefined parking behavior, etc)
3450                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
3451                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
3452                 if test "x$support_boehm" = "xyes"; then
3453                         AC_CONFIG_SUBDIRS(libgc)
3454                 fi
3455                 ;;
3456 esac
3458 AC_ARG_WITH(profile4_x,      [  --with-profile4=yes,no          If you want to install the 4.6 FX (defaults to yes)],                 [], [with_profile4_x=yes])
3459 AC_ARG_WITH(monodroid,       [  --with-monodroid=yes,no         If you want to build the MonoDroid assemblies (defaults to no)],      [], [with_monodroid=no])
3460 AC_ARG_WITH(monotouch,       [  --with-monotouch=yes,no         If you want to build the Xamarin.iOS assemblies (defaults to no)],    [], [with_monotouch=no])
3461 AC_ARG_WITH(monotouch_watch, [  --with-monotouch_watch=yes,no   If you want to build the Xamarin.WatchOS assemblies (defaults to no)],[], [with_monotouch_watch=no])
3462 AC_ARG_WITH(monotouch_tv,    [  --with-monotouch_tv=yes,no      If you want to build the Xamarin.TVOS assemblies (defaults to no)],   [], [with_monotouch_tv=no])
3463 AC_ARG_WITH(xammac,          [  --with-xammac=yes,no            If you want to build the Xamarin.Mac assemblies (defaults to no)],    [], [with_xammac=no])
3465 OPROFILE=no
3466 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
3467         if test x$with_oprofile != xno; then
3468             oprofile_include=$with_oprofile/include
3469             if test ! -f $oprofile_include/opagent.h; then
3470                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
3471                 fi
3472             OPROFILE=yes
3473                 OPROFILE_CFLAGS="-I$oprofile_include"
3474             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
3475             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
3476         fi
3479 MALLOC_MEMPOOLS=no
3480 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
3481         if test x$with_malloc_mempools = xyes; then
3482                 MALLOC_MEMPOOLS=yes
3483                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
3484         fi
3488 DISABLE_MCS_DOCS=no
3489 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
3490         if test x$with_mcs_docs != xyes; then
3491                 DISABLE_MCS_DOCS=yes
3492         fi
3494 if test x$with_profile4_x != xyes; then
3495         DISABLE_MCS_DOCS=yes
3498 AC_ARG_WITH(lazy_gc_thread_creation, [  --with-lazy-gc-thread-creation=yes|no      Enable lazy runtime thread creation, embedding host must do it explicitly (defaults to no)],[
3499         if test x$with_lazy_gc_thread_creation != xno ; then
3500                 AC_DEFINE(LAZY_GC_THREAD_CREATION,1,[Enable lazy gc thread creation by the embedding host.])
3501         fi
3502 ], [with_lazy_gc_thread_creation=no])
3504 AC_ARG_WITH(cooperative_gc, [  --with-cooperative-gc=yes|no      Enable cooperative stop-the-world garbage collection (sgen only) (defaults to no)],[
3505         if test x$with_cooperative_gc != xno ; then
3506                 AC_DEFINE(USE_COOP_GC,1,[Enable cooperative stop-the-world garbage collection.])
3507         fi
3508 ], [with_cooperative_gc=no])
3510 AC_ARG_WITH(checked_build, [  --with-checked-build=yes|no      Enable checked build (expensive asserts)) (defaults to no)],[
3511         if test x$with_checked_build != xno ; then
3512                 AC_DEFINE(CHECKED_BUILD,1,[Enable checked build.])
3513         fi
3514 ], [with_checked_build=no])
3517 AC_CHECK_HEADER([malloc.h], 
3518                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1], 
3519                         [Define to 1 if you have /usr/include/malloc.h.])],,)
3521 if test x"$GCC" = xyes; then
3522         # Implicit function declarations are not 64 bit safe
3523         # Do this late, since this causes lots of configure tests to fail
3524         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
3525         # jay has a lot of implicit declarations
3526         JAY_CFLAGS="-Wno-implicit-function-declaration"
3529 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
3530 # instead of libmono-static.a
3531 if test "x$enable_shared" = "xno" -a "x$enable_executables" = "xyes"; then
3532    LIBMONO_LA=libmini-static.la
3533 else
3534    if test x$buildsgen = xyes; then
3535       LIBMONO_LA=libmonosgen-$API_VER.la
3536    else
3537       LIBMONO_LA=libmonoboehm-$API_VER.la
3538    fi
3540 AC_SUBST(LIBMONO_LA)
3543 dnl Consistency settings
3545 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
3546    DISABLE_MCS_DOCS=yes
3547    with_profile4_x=no
3548    with_monodroid=no
3549    with_monotouch=no
3550    with_monotouch_watch=no
3551    with_monotouch_tv=no
3552    with_xammac=no
3555 if test x$DISABLE_MCS_DOCS = xyes; then
3556    docs_dir=""
3557 else
3558    docs_dir=docs
3560 AC_SUBST(docs_dir)
3562 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
3563 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
3565 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
3566 AC_SUBST(OPROFILE_CFLAGS)
3567 AC_SUBST(OPROFILE_LIBS)
3569 libmono_ldflags="$libmono_ldflags $LIBS"
3571 AM_CONDITIONAL(INSTALL_4_x, [test "x$with_profile4_x" = xyes])
3572 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
3573 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
3574 AM_CONDITIONAL(INSTALL_MONOTOUCH_WATCH, [test "x$with_monotouch_watch" != "xno"])
3575 AM_CONDITIONAL(INSTALL_MONOTOUCH_TV, [test "x$with_monotouch_tv" != "xno"])
3576 AM_CONDITIONAL(INSTALL_XAMMAC, [test "x$with_xammac" != "xno"])
3578 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
3579 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
3580 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
3581 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
3582 AM_CONDITIONAL(X86, test x$TARGET = xX86)
3583 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
3584 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
3585 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
3586 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
3587 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
3588 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
3589 AM_CONDITIONAL(ARM64, test x$TARGET = xARM64)
3590 AM_CONDITIONAL(S390X, test x$TARGET = xS390X)
3591 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
3592 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
3593 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
3594 AM_CONDITIONAL(HOST_ARM64, test x$HOST = xARM64)
3595 AM_CONDITIONAL(CROSS_COMPILE, test "x$host" != "x$target")
3597 AC_SUBST(LIBC)
3598 AC_SUBST(INTL)
3599 AC_SUBST(SQLITE)
3600 AC_SUBST(SQLITE3)
3601 AC_SUBST(X11)
3602 AC_SUBST(GDKX11)
3603 AC_SUBST(GTKX11)
3604 AC_SUBST(XINERAMA)
3605 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
3606 AC_SUBST(arch_target)
3607 AC_SUBST(CFLAGS)
3608 AC_SUBST(CPPFLAGS)
3609 AC_SUBST(LDFLAGS)
3611 mono_build_root=`pwd`
3612 AC_SUBST(mono_build_root)
3614 mono_runtime=mono/mini/mono
3615 AC_SUBST(mono_runtime)
3617 mono_cfg_root=$mono_build_root/runtime
3618 if test x$host_win32 = xyes; then
3619   if test "x$cross_compiling" = "xno"; then
3620     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
3621   else
3622     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
3623   fi
3624 else
3625   mono_cfg_dir=$mono_cfg_root/etc
3627 AC_SUBST(mono_cfg_dir)
3629 default_profile=net_4_x
3630 if test -z "$INSTALL_MONODROID_TRUE"; then :
3631    default_profile=monodroid
3633 if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3634    default_profile=monotouch
3636 if test -z "$INSTALL_XAMMAC_TRUE"; then :
3637    default_profile=xammac
3639 if test -z "$INSTALL_4_x_TRUE"; then :
3640    default_profile=net_4_x
3642 DEFAULT_PROFILE=$default_profile
3643 AC_SUBST(DEFAULT_PROFILE)
3645 AC_CONFIG_FILES([po/mcs/Makefile.in])
3647 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
3648 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
3650 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
3651 [   depth=../../../..
3652     case $srcdir in
3653     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3654     .) reldir=$depth ;;
3655     *) reldir=$depth/$srcdir ;;
3656     esac
3657     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
3658     cd runtime/etc/mono/1.0
3659     rm -f machine.config
3660     $LN_S $reldir/data/net_1_1/machine.config machine.config
3661     cd $depth
3662 ],[LN_S='$LN_S'])
3664 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
3665 [   depth=../../../..
3666     case $srcdir in
3667     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3668     .) reldir=$depth ;;
3669     *) reldir=$depth/$srcdir ;;
3670     esac
3671     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3672     cd runtime/etc/mono/2.0
3673     rm -f machine.config
3674     $LN_S $reldir/data/net_2_0/machine.config machine.config
3675     cd $depth
3676 ],[LN_S='$LN_S'])
3678 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3679 [   depth=../../../..
3680     case $srcdir in
3681     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3682     .) reldir=$depth ;;
3683     *) reldir=$depth/$srcdir ;;
3684     esac
3685     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3686     cd runtime/etc/mono/2.0
3687     rm -f web.config
3688     $LN_S $reldir/data/net_2_0/web.config web.config
3689     cd $depth
3690 ],[LN_S='$LN_S'])
3692 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3693 [   depth=../../..
3694     case $srcdir in
3695     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3696     .) reldir=$depth ;;
3697     *) reldir=$depth/$srcdir ;;
3698     esac
3699     $ac_aux_dir/install-sh -d runtime/etc/mono/
3700     cd runtime/etc/mono/
3701     rm -f browscap.ini
3702     $LN_S $reldir/data/browscap.ini browscap.ini
3703     cd $depth
3704 ],[LN_S='$LN_S'])
3706 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3707 [   depth=../../../../..
3708     case $srcdir in
3709     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3710     .) reldir=$depth ;;
3711     *) reldir=$depth/$srcdir ;;
3712     esac
3713     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3714     cd runtime/etc/mono/2.0/Browsers
3715     rm -f Compat.browser
3716     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3717     cd $depth
3718 ],[LN_S='$LN_S'])
3720 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/Browsers/Compat.browser],
3721 [   depth=../../../../..
3722     case $srcdir in
3723     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3724     .) reldir=$depth ;;
3725     *) reldir=$depth/$srcdir ;;
3726     esac
3727     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0/Browsers/
3728     cd runtime/etc/mono/4.0/Browsers
3729     rm -f Compat.browser
3730     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3731     cd $depth
3732 ],[LN_S='$LN_S'])
3734 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/Browsers/Compat.browser],
3735 [   depth=../../../../..
3736     case $srcdir in
3737     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3738     .) reldir=$depth ;;
3739     *) reldir=$depth/$srcdir ;;
3740     esac
3741     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5/Browsers/
3742     cd runtime/etc/mono/4.5/Browsers
3743     rm -f Compat.browser
3744     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3745     cd $depth
3746 ],[LN_S='$LN_S'])
3748 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3749 [   depth=../../../..
3750     case $srcdir in
3751     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3752     .) reldir=$depth ;;
3753     *) reldir=$depth/$srcdir ;;
3754     esac
3755     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3756     cd runtime/etc/mono/4.0
3757     rm -f machine.config
3758     $LN_S $reldir/data/net_4_0/machine.config machine.config
3759     cd $depth
3760 ],[LN_S='$LN_S'])
3762 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3763 [   depth=../../../..
3764     case $srcdir in
3765     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3766     .) reldir=$depth ;;
3767     *) reldir=$depth/$srcdir ;;
3768     esac
3769     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3770     cd runtime/etc/mono/4.0
3771     rm -f web.config
3772     $LN_S $reldir/data/net_4_0/web.config web.config
3773     cd $depth
3774 ],[LN_S='$LN_S'])
3776 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3777 [   depth=../../../..
3778     case $srcdir in
3779     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3780     .) reldir=$depth ;;
3781     *) reldir=$depth/$srcdir ;;
3782     esac
3783     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3784     cd runtime/etc/mono/4.5
3785     rm -f machine.config
3786     $LN_S $reldir/data/net_4_5/machine.config machine.config
3787     cd $depth
3788 ],[LN_S='$LN_S'])
3790 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3791 [   depth=../../../..
3792     case $srcdir in
3793     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3794     .) reldir=$depth ;;
3795     *) reldir=$depth/$srcdir ;;
3796     esac
3797     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3798     cd runtime/etc/mono/4.5
3799     rm -f web.config
3800     $LN_S $reldir/data/net_4_5/web.config web.config
3801     cd $depth
3802 ],[LN_S='$LN_S'])
3804 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])
3805 AC_CONFIG_COMMANDS([nolock-libtool], [sed -e 's/lock_old_archive_extraction=yes/lock_old_archive_extraction=no/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
3807 AC_OUTPUT([
3808 Makefile
3809 mono-uninstalled.pc
3810 scripts/mono-find-provides
3811 scripts/mono-find-requires
3812 mono/Makefile
3813 mono/utils/Makefile
3814 mono/metadata/Makefile
3815 mono/dis/Makefile
3816 mono/cil/Makefile
3817 mono/arch/Makefile
3818 mono/arch/x86/Makefile
3819 mono/arch/amd64/Makefile
3820 mono/arch/ppc/Makefile
3821 mono/arch/sparc/Makefile
3822 mono/arch/s390x/Makefile
3823 mono/arch/arm/Makefile
3824 mono/arch/arm64/Makefile
3825 mono/arch/ia64/Makefile
3826 mono/arch/mips/Makefile
3827 mono/sgen/Makefile
3828 mono/tests/Makefile
3829 mono/tests/tests-config
3830 mono/tests/assemblyresolve/Makefile
3831 mono/tests/gc-descriptors/Makefile
3832 mono/unit-tests/Makefile
3833 mono/benchmark/Makefile
3834 mono/io-layer/Makefile
3835 mono/mini/Makefile
3836 mono/profiler/Makefile
3837 m4/Makefile
3838 ikvm-native/Makefile
3839 scripts/Makefile
3840 man/Makefile
3841 docs/Makefile
3842 data/Makefile
3843 data/net_2_0/Makefile
3844 data/net_4_0/Makefile
3845 data/net_4_5/Makefile
3846 data/net_2_0/Browsers/Makefile
3847 data/net_4_0/Browsers/Makefile
3848 data/net_4_5/Browsers/Makefile
3849 data/mint.pc
3850 data/mono-2.pc
3851 data/monosgen-2.pc
3852 data/mono.pc
3853 data/mono-cairo.pc
3854 data/mono-nunit.pc
3855 data/mono-options.pc
3856 data/mono-lineeditor.pc
3857 data/monodoc.pc
3858 data/dotnet.pc
3859 data/dotnet35.pc
3860 data/wcf.pc
3861 data/cecil.pc
3862 data/system.web.extensions_1.0.pc
3863 data/system.web.extensions.design_1.0.pc
3864 data/system.web.mvc.pc
3865 data/system.web.mvc2.pc
3866 data/system.web.mvc3.pc
3867 data/aspnetwebstack.pc
3868 data/reactive.pc
3869 samples/Makefile
3870 support/Makefile
3871 data/config
3872 tools/Makefile
3873 tools/locale-builder/Makefile
3874 tools/sgen/Makefile
3875 tools/monograph/Makefile
3876 runtime/Makefile
3877 msvc/Makefile
3878 po/Makefile
3881 # Update all submodules recursively to ensure everything is checked out
3882 $srcdir/scripts/update_submodules
3884 if test x$host_win32 = xyes; then
3885    # Get rid of 'cyg' prefixes in library names
3886    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3887    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3888    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3889    # executable doesn't work...
3890    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3893 if test x$host_darwin = xyes; then
3894    # This doesn't seem to be required and it slows down parallel builds
3895    sed -e 's,lock_old_archive_extraction=yes,lock_old_archive_extraction=no,g' < libtool > libtool.new && mv libtool.new libtool && chmod +x libtool
3899   case $prefix in
3900   NONE) prefix=$ac_default_prefix ;;
3901   esac
3902   case $exec_prefix in
3903   NONE) exec_prefix='${prefix}' ;;
3904   esac
3906   #
3907   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3908   # any existing config.make.  This allows people to share the same source tree
3909   # with different build directories, one native and one cross
3910   #
3911   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3913     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3915     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3916     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3917     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3918     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3919     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3920     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3921     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3922     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3924     case $INSTALL in
3925     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3926     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3927     esac
3929     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3931     export VERSION
3932     [myver=$($AWK 'BEGIN {
3933       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3934       if(length(vsplit [1]) > 4) {
3935         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3936       }
3937       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3938     }')]
3940     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3942     if test x$host_darwin = xyes; then
3943       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3944     fi
3946         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3947            enable_system_aot=yes
3948         fi
3950     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3951       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3952     fi
3954     if test x$DISABLE_MCS_DOCS = xyes; then
3955       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3956     fi
3958     if test x$has_extension_module != xno; then
3959         echo "EXTENSION_MODULE = 1" >> $srcdir/$mcsdir/build/config.make
3960     fi
3961     
3962     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3963     
3964     if test "x$test_bcl_opt" = "xyes"; then    
3965       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3966     fi
3968   fi
3972 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3974 echo "
3975         mcs source:    $mcsdir
3977    Engine:
3978         Host:          $host
3979         Target:        $target
3980         GC:            $gc_msg 
3981         TLS:           $with_tls
3982         SIGALTSTACK:   $with_sigaltstack
3983         Engine:        $jit_status
3984         oprofile:      $OPROFILE
3985         BigArrays:     $enable_big_arrays
3986         DTrace:        $enable_dtrace
3987         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3989    Libraries:
3990         .NET 4.6:        $with_profile4_x
3991         Xamarin.Android: $with_monodroid
3992         Xamarin.iOS:     $with_monotouch
3993         Xamarin.WatchOS: $with_monotouch_watch
3994         Xamarin.TVOS:    $with_monotouch_tv
3995         Xamarin.Mac:     $with_xammac
3996         JNI support:     $jdk_headers_found
3997         libgdiplus:      $libgdiplus_msg
3998         zlib:            $zlib_msg
3999         $disabled
4001 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
4002    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)