X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=configure.in;h=4b6567d7dc5a943810e81fd73cb4511e2d1e585d;hb=d19aa0fed0eb14e9da7480fefafafd5a479e00b0;hp=3a522ff2baa7999aa418c0b2ea5c1b76c6890cd8;hpb=284d7fb78eff23871b34752ab50abe85e4abb36c;p=mono.git diff --git a/configure.in b/configure.in index 3a522ff2baa..4b6567d7dc5 100644 --- a/configure.in +++ b/configure.in @@ -9,7 +9,7 @@ AM_CONFIG_HEADER(config.h) AM_INIT_AUTOMAKE(mono,2.7) AM_MAINTAINER_MODE -API_VER=1.0 +API_VER=2.0 AC_SUBST(API_VER) AC_PROG_LN_S @@ -20,7 +20,6 @@ case $host_os in *cygwin* ) LN_S='cp -p';; esac - dnl dnl libgc checks dnl @@ -40,6 +39,8 @@ fi # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0 CPPFLAGS_FOR_LIBGC=$CPPFLAGS CFLAGS_FOR_LIBGC=$CFLAGS +CPPFLAGS_FOR_EGLIB=$CPPFLAGS +CFLAGS_FOR_EGLIB=$CFLAGS # # These are the flags that need to be stored in the mono.pc file for @@ -73,23 +74,33 @@ case "$host" in ;; esac +host_win32=no +target_win32=no case "$host" in - *-*-mingw*|*-*-cygwin*) - platform_win32=yes - AC_DEFINE(PLATFORM_WIN32,1,[Host Platform is Win32]) - AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32]) + *-mingw*|*-*-cygwin*) + AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32]) AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer]) AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks]) + host_win32=yes if test "x$cross_compiling" = "xno"; then + target_win32=yes + if test "x$host" == "x$target"; then + AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32]) + fi CC="gcc -mno-cygwin -g" CXX="g++ -mno-cygwin -g" # So libgc configure gets -mno-cygwin export CC export CXX + else + target_win32=yes + AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW]) + AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW]) fi HOST_CC="gcc" # Windows 2000 is required that includes Internet Explorer 5.01 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024" + LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32" libmono_cflags="-mno-cygwin -mms-bitfields -mwindows" libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows" libdl= @@ -101,7 +112,7 @@ case "$host" in libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes" ;; *-*-*netbsd*) - platform_win32=no + host_win32=no CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE" libmono_cflags="-D_REENTRANT" LDFLAGS="$LDFLAGS -pthread" @@ -114,7 +125,7 @@ case "$host" in use_sigposix=yes ;; *-*-*freebsd*) - platform_win32=no + host_win32=no if test "x$PTHREAD_CFLAGS" = "x"; then CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS" libmono_cflags= @@ -143,32 +154,35 @@ case "$host" in use_sigposix=yes ;; *-*-*openbsd*) - platform_win32=no - CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS -DPLATFORM_BSD" - libmono_cflags="-D_THREAD_SAFE" + host_win32=no + CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP" + if test "x$disable_munmap" != "xyes"; then + CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP" + fi + libmono_cflags="-D_THREAD_SAFE -D_REENTRANT" LDFLAGS="$LDFLAGS -pthread" - libmono_ldflags="-pthread" need_link_unlink=yes AC_DEFINE(PTHREAD_POINTER_ID) libdl= + gc_default=boehm libgc_threads=pthreads + with_sigaltstack=no use_sigposix=yes ;; *-*-linux*) - platform_win32=no + host_win32=no CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP" if test "x$disable_munmap" != "xyes"; then CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP" fi libmono_cflags="-D_REENTRANT" - libmono_ldflags="-lpthread" libdl="-ldl" libgc_threads=pthreads AOT_SUPPORTED="yes" use_sigposix=yes ;; *-*-hpux*) - platform_win32=no + host_win32=no CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT" # +ESdbgasm only valid on bundled cc on RISC # silently ignored for ia64 @@ -187,7 +201,7 @@ case "$host" in use_sigposix=yes ;; *-*-solaris*) - platform_win32=no + host_win32=no CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS" need_link_unlink=yes libmono_cflags="-D_REENTRANT" @@ -196,10 +210,11 @@ case "$host" in with_tls=pthread has_dtrace=yes use_sigposix=yes + enable_solaris_tar_check=yes ;; *-*-darwin*) parallel_mark="Disabled_Currently_Hangs_On_MacOSX" - platform_win32=no + host_win32=no platform_darwin=yes CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP" CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent" @@ -216,10 +231,38 @@ case "$host" in if test "x$cross_compiling" = "xyes"; then has_broken_apple_cpp=yes fi + dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but + dnl its gcc defaults to 64-bit mode. They have also deprecated the usage of ucontext + dnl we need to set some flags to build our 32-bit binaries on 10.6 properly + case "$host" in + dnl Snow Leopard config.guess reports as this + i*86-*-darwin10*) + BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5" + CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS" + CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS" + CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS" + CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS" + CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS" + CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS" + CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS" + CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS" + ;; + esac + ;; + *-*-haiku*) + host_win32=no + CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE" + libmono_cflags="-D_REENTRANT -D_THREAD_SAFE" + libdl= + LIBS="$LIBS -lnetwork" + need_link_unlink=yes + AC_DEFINE(PTHREAD_POINTER_ID) + libgc_threads=pthreads + use_sigposix=yes ;; *) AC_MSG_WARN([*** Please add $host to configure.in checks!]) - platform_win32=no + host_win32=no libdl="-ldl" ;; esac @@ -229,13 +272,15 @@ if test x$need_link_unlink = xyes; then AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace]) fi -AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes) +AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes) +AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes) AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux) AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes) AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes) AC_CHECK_TOOL(CC, gcc, gcc) AC_PROG_CC +AC_CHECK_TOOL(CXX, g++, g++) AC_PROG_CXX AM_PROG_AS AM_PROG_CC_STDC @@ -248,6 +293,16 @@ dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4 AC_SUBST(CCAS) AC_SUBST(CCASFLAGS) +# AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check +# GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html +if test "x$CXX" = "xg++"; then + if test "x$GXX" != "xyes"; then + # automake/libtool is so broken, it requires g++ even if the c++ sources + # are inside automake conditionals + AC_MSG_ERROR([You need to install g++]) + fi +fi + AC_CHECK_PROG(BISON, bison,yes,no) if test "x$BISON" = "xno"; then @@ -271,7 +326,7 @@ AC_SUBST(HOST_CC) AC_SUBST(BUILD_EXEEXT) AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes]) -AM_CONDITIONAL(USE_BATCH_FILES, [test x$platform_win32 = xyes -a x$cross_compiling = xyes]) +AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes]) # Set STDC_HEADERS AC_HEADER_STDC @@ -295,8 +350,14 @@ fi AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes) AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h sys/utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h sys/mkdev.h sys/uio.h) -AC_CHECK_HEADERS(sys/user.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h) +AC_CHECK_HEADERS(sys/param.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h asm/sigcontext.h) +AC_CHECK_HEADERS(sys/user.h, [], [], +[ +#ifdef HAVE_SYS_PARAM_H +# include +#endif +]) AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no]) if test x$have_zlib = xyes; then @@ -384,6 +445,12 @@ else mcsdir=../mcs fi +AC_ARG_WITH(mcs-path, [ --with-mcs-path=/path/to/mcs Specify an alternate mcs source tree], + if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then + mcsdir=$with_mcs_path + fi +) + # # A sanity check to catch cases where the package was unpacked # with an ancient tar program (Solaris) @@ -392,9 +459,9 @@ AC_ARG_ENABLE(solaris-tar-check, [ --disable-solaris-tar-check disable solaris tar check], do_solaris_tar_check=no, do_solaris_tar_check=yes) -if test x"$do_solaris_tar_check" = xyes; then +if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then AC_MSG_CHECKING(integrity of package) - if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs + if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs then AC_MSG_RESULT(ok) else @@ -403,8 +470,23 @@ if test x"$do_solaris_tar_check" = xyes; then fi fi -mcs_topdir='$(top_srcdir)/'$mcsdir -mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir +if test "x$with_mcs_path" != "x"; then +mcs_topdir=$(cd "$mcsdir" && pwd) +mcs_topdir_from_srcdir=$mcs_topdir +else +mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd) +mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir +fi + +# Convert mcs_topdir* paths to Windows syntax. +if test x$cross_compiling$host_win32 = xnoyes; then + mcs_topdir=$(cygpath -m $mcs_topdir) + case $mcs_topdir_from_srcdir in + /cygdrive/*) + mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir) + ;; + esac +fi ## Maybe should also disable if mcsdir is invalid. Let's punt the issue for now. AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno]) @@ -448,9 +530,6 @@ esac AC_SUBST([libgdiplus_loc]) AC_PATH_PROG(PKG_CONFIG, pkg-config, no) -if test "x$PKG_CONFIG" = "xno"; then - AC_MSG_ERROR([You need to install pkg-config]) -fi pkg_config_path= AC_ARG_WITH(crosspkgdir, [ --with-crosspkgdir=/path/to/pkg-config/dir Change pkg-config dir to custom dir], @@ -466,11 +545,14 @@ AC_ARG_WITH(crosspkgdir, [ --with-crosspkgdir=/path/to/pkg-config/dir Chan ) AC_ARG_WITH([glib], - [ --with-glib=embedded|system Choose glib API: system or embedded (default to system)], - [], [with_glib=system]) + [ --with-glib=embedded|system Choose glib API: system or embedded (default to embedded)], + [], [with_glib=embedded]) eglib_dir= +ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\"" +AC_CONFIG_SUBDIRS(eglib) + case $with_glib in embedded) GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src' @@ -480,19 +562,15 @@ embedded) GMODULE_CFLAGS="$GLIB_CFLAGS" GMODULE_LIBS="$GLIB_LIBS" eglib_dir=eglib - AC_CONFIG_SUBDIRS(eglib) ;; system) - if test "x$cross_compiling" = "xyes"; then - pkg_config_path="$PKG_CONFIG_PATH" - unset PKG_CONFIG_PATH + if test "x$PKG_CONFIG" = "xno"; then + AC_MSG_ERROR([You need to install pkg-config]) fi + echo "PKG_CONFIG_PATH=$PKG_CONFIG_PATH" + echo "cross_compiling=$cross_compiling" BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0` BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0` - if test "x$cross_compiling" = "xyes"; then - PKG_CONFIG_PATH=$pkg_config_path - export PKG_CONFIG_PATH - fi ## Versions of dependencies GLIB_REQUIRED_VERSION=2.4.0 @@ -500,6 +578,9 @@ system) dnl dnl No, you will not replace this check with a pkg.m4 check dnl + if test "x$PKG_CONFIG" = "xno"; then + AC_MSG_ERROR([You need to install pkg-config]) + fi if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0` GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0` @@ -522,7 +603,7 @@ AC_SUBST(BUILD_GLIB_CFLAGS) AC_SUBST(BUILD_GLIB_LIBS) AC_SUBST(eglib_dir) -if test x$cross_compiling$platform_win32 = xnoyes; then +if test x$cross_compiling$host_win32 = xnoyes; then AC_MSG_CHECKING(for cygwin glib2-dev package) if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then AC_MSG_RESULT(found) @@ -559,7 +640,7 @@ if test "x$enable_static" = "xno"; then with_static_mono=no fi -if test "x$platform_win32" = "xyes"; then +if test "x$host_win32" = "xyes"; then # Boehm GC requires the runtime to be in its own dll with_static_mono=no fi @@ -586,12 +667,24 @@ if test "x$with_xen_opt" = "xyes"; then fi AC_ARG_ENABLE(quiet-build, [ --enable-quiet-build Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes) +AC_ARG_ENABLE(small-config, [ --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no) + +if test x$enable_small_config = xyes; then + AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)]) + CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG" +fi + +if test x$AOT_SUPPORTED != xyes; then + AOT_SUPPORTED=no +fi + +AC_ARG_ENABLE(system-aot, [ --enable-system-aot Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=$AOT_SUPPORTED) DISABLED_FEATURES=none AC_ARG_ENABLE(minimal, [ --enable-minimal=LIST drop support for LIST subsystems. LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug, - reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd.], + reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization.], [ for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do eval "mono_feature_disable_$feature='yes'" @@ -689,7 +782,6 @@ if test "x$mono_feature_disable_verifier" = "xyes"; then AC_MSG_NOTICE([Disabled the metadata and IL verifiers]) fi - if test "x$mono_feature_disable_jit" = "xyes"; then AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.]) AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported]) @@ -702,6 +794,16 @@ if test "x$mono_feature_disable_simd" = "xyes"; then AC_MSG_NOTICE([Disabled SIMD support]) fi +if test "x$mono_feature_disable_soft_debug" = "xyes"; then + AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.]) + AC_MSG_NOTICE([Disabled Soft Debugger.]) +fi + +if test "x$mono_feature_disable_normalization" = "xyes"; then + AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.]) + AC_MSG_NOTICE([Disabled String normalization support.]) +fi + AC_MSG_CHECKING(for visibility __attribute__) AC_TRY_COMPILE([], [ void __attribute__ ((visibility ("hidden"))) doit (void) {} @@ -753,6 +855,7 @@ case "x$gc" in AC_SUBST(HAVE_BOEHM_GC) LIBGC_LIBS="-lgc $libdl" LIBGC_STATIC_LIBS="$LIBGC_LIBS" + libmono_ldflags="$libmono_ldflags -lgc" # AC_CHECK_FUNCS does not work for some reason... AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl) @@ -847,7 +950,7 @@ AC_TRY_COMPILE([ AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays]) ]) -if test x$platform_win32 = xno; then +if test x$target_win32 = xno; then dnl hires monotonic clock support AC_SEARCH_LIBS(clock_gettime, rt) @@ -916,9 +1019,36 @@ if test x$platform_win32 = xno; then AC_CHECK_FUNCS(getrusage) AC_CHECK_FUNCS(getpriority) AC_CHECK_FUNCS(setpriority) + AC_CHECK_FUNCS(dl_iterate_phdr) + AC_CHECK_FUNCS(sysconf) AC_CHECK_FUNCS(sched_setaffinity) + dnl **************************************************************** + dnl *** Check for sched_setaffinity from glibc versions before *** + dnl *** 2.3.4. The older versions of the function only take 2 *** + dnl *** parameters, not 3. *** + dnl *** *** + dnl *** Because the interface change was not made in a minor *** + dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros *** + dnl *** won't always indicate the interface sched_affinity has. *** + dnl **************************************************************** + AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4) + AC_TRY_COMPILE([#include ], [ + int main() { + int mask = 1; + sched_setaffinity(0, &mask); + } + ], [ + # Yes, we have it... + AC_MSG_RESULT(yes) + AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY]) + ], [ + # We have the new, three-parameter version + AC_MSG_RESULT(no) + ]) + + dnl ****************************************************************** dnl *** Check for large file support *** dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) *** @@ -1192,6 +1322,9 @@ if test x$platform_win32 = xno; then *-*-*freebsd*) AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread") ;; + *-*-*openbsd*) + AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread") + ;; *) AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread") ;; @@ -1405,7 +1538,7 @@ if test x$platform_win32 = xno; then dnl ********************************* dnl *** Checks for math functions *** dnl ********************************* - LIBS="$LIBS -lm"; + AC_SEARCH_LIBS(sqrtf, m) if test "x$has_broken_apple_cpp" != "xyes"; then AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h) AC_TRY_LINK([#include ], @@ -1452,7 +1585,15 @@ if test x$platform_win32 = xno; then dnl *** Checks for SIOCGIFCONF *** dnl ****************************** AC_CHECK_HEADERS(sys/ioctl.h) - AC_CHECK_HEADERS(net/if.h) + AC_CHECK_HEADERS(net/if.h, [], [], + [ + #ifdef HAVE_SYS_TYPES_H + # include + #endif + #ifdef HAVE_SYS_SOCKET_H + # include + #endif + ]) AC_MSG_CHECKING(for ifreq) AC_TRY_COMPILE([ #include @@ -1505,6 +1646,7 @@ if test x$platform_win32 = xno; then dnl *** Checks for MonoPosixHelper *** dnl ********************************** AC_CHECK_HEADERS(checklist.h) + AC_CHECK_HEADERS(pathconf.h) AC_CHECK_HEADERS(fstab.h) AC_CHECK_HEADERS(attr/xattr.h) AC_CHECK_HEADERS(sys/extattr.h) @@ -1515,14 +1657,22 @@ if test x$platform_win32 = xno; then AC_CHECK_HEADERS(sys/xattr.h) AC_CHECK_HEADERS(sys/mman.h) AC_CHECK_HEADERS(sys/param.h) + AC_CHECK_HEADERS(sys/mount.h, [], [], + [ + #ifdef HAVE_SYS_PARAM_H + # include + #endif + ]) AC_CHECK_HEADERS(sys/mount.h) + AC_CHECK_FUNCS(confstr) + AC_CHECK_FUNCS(seekdir telldir) AC_CHECK_FUNCS(getdomainname) AC_CHECK_FUNCS(setdomainname) - AC_CHECK_FUNCS(fgetgrent) - AC_CHECK_FUNCS(fgetpwent) - AC_CHECK_FUNCS(fgetpwent) + AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent) + AC_CHECK_FUNCS(setgroups) + AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent) AC_CHECK_FUNCS(getfsstat) - AC_CHECK_FUNCS(lutimes) + AC_CHECK_FUNCS(lutimes futimes) AC_CHECK_FUNCS(mremap) AC_CHECK_FUNCS(remap_file_pages) AC_CHECK_FUNCS(posix_fadvise) @@ -1530,7 +1680,8 @@ if test x$platform_win32 = xno; then AC_CHECK_FUNCS(posix_madvise) AC_CHECK_FUNCS(vsnprintf) AC_CHECK_FUNCS(sendfile) - AC_CHECK_FUNCS(sethostid) + AC_CHECK_FUNCS(gethostid sethostid) + AC_CHECK_FUNCS(sethostname) AC_CHECK_FUNCS(statfs) AC_CHECK_FUNCS(fstatfs) AC_CHECK_FUNCS(statvfs) @@ -1538,6 +1689,11 @@ if test x$platform_win32 = xno; then AC_CHECK_FUNCS(stime) AC_CHECK_FUNCS(strerror_r) AC_CHECK_FUNCS(ttyname_r) + AC_CHECK_FUNCS(psignal) + AC_CHECK_FUNCS(getlogin_r) + AC_CHECK_FUNCS(lockf) + AC_CHECK_FUNCS(swab) + AC_CHECK_FUNCS(setusershell endusershell) AC_CHECK_SIZEOF(size_t) AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], , [#include @@ -1573,6 +1729,14 @@ if test x$platform_win32 = xno; then [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,, [#include #include ]) + AC_CHECK_MEMBERS( + [struct passwd.pw_gecos],,, + [#include + #include ]) + AC_CHECK_MEMBERS( + [struct statfs.f_flags],,, + [#include + #include ]) dnl Favour xattr through glibc, but use libattr if we have to AC_CHECK_FUNC(lsetxattr, , @@ -1584,6 +1748,7 @@ if test x$platform_win32 = xno; then AC_CHECK_MEMBERS( [struct kinfo_proc.kp_proc],,, [#include + #include #include #include ]) @@ -1664,7 +1829,7 @@ ac_cv_c_socklen_t=yes AC_MSG_RESULT(no) ]) -AC_MSG_CHECKING(for array element initalizer support) +AC_MSG_CHECKING(for array element initializer support) AC_TRY_COMPILE([#include ], [ const int array[] = {[1] = 2,}; ], [ @@ -1712,7 +1877,7 @@ case "{$target}" in dnl Win32 does not have /dev/random, they have their own method... - *-*-mingw*|*-*-cygwin*) + *-mingw*|*-*-cygwin*) ac_cv_have_dev_random=no ;; @@ -1740,12 +1905,12 @@ else AC_MSG_RESULT(has been disabled) fi -if test "x$platform_win32" = "xyes"; then +if test "x$host_win32" = "xyes"; then AC_DEFINE(HAVE_CRYPT_RNG) fi if test "x$ac_cv_have_dev_random" = "xno" \ - && test "x$platform_win32" = "xno"; then + && test "x$host_win32" = "xno"; then AC_MSG_WARN([[ *** *** A system-provided entropy source was not found on this system. @@ -1769,12 +1934,6 @@ if test "x$try_shared_handles" != "xyes"; then AC_SUBST(DISABLE_SHARED_HANDLES) fi -if test x$gc = xsgen; then - if test x$with_tls != x__thread; then - AC_MSG_ERROR([The SGEN garbage collector depends on a working __thread implementation, and either --with-thread=pthread was passed to configure, or the configure test for __thread failed.]) - fi -fi - AC_ARG_ENABLE(nunit-tests, [ --enable-nunit-tests Run the nunit tests of the class library on 'make check']) AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes]) @@ -1803,7 +1962,7 @@ if test "x$enable_dtrace" = "xyes"; then if test "x$DTRACE" = "xno"; then AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.]) enable_dtrace=no - elif ! $DTRACE -h $srcdir/data/mono.d > /dev/null 2>&1; then + elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.]) enable_dtrace=no fi @@ -1861,11 +2020,32 @@ if test "x$enable_llvm" = "xyes"; then AC_MSG_ERROR([llvm-config not found.]) fi - LLVM_CXXFLAGS=`$LLVM_CONFIG --cflags` + # The output of --cflags seems to include optimizations flags too + LLVM_CFLAGS=`$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'` + # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit + # from LLVM classes. + LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti" LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags` LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen` LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++" + # Should be something like '2.6' or '2.7svn' + llvm_version=`$LLVM_CONFIG --version` + major_version=`echo $llvm_version | cut -c 1` + minor_version=`echo $llvm_version | cut -c 3` + if echo $llvm_version | grep -q 'mono'; then + AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM]) + LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH" + fi + + AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries]) + AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries]) + + # Have to pass these on the command line since mini-llvm-cpp.h already includes + # llvm's config.h + LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version" + + AC_SUBST(LLVM_CFLAGS) AC_SUBST(LLVM_CXXFLAGS) AC_SUBST(LLVM_LIBS) AC_SUBST(LLVM_LDFLAGS) @@ -1940,7 +2120,13 @@ case "$host" in # foo.c:6: warning: visibility attribute not supported in this configuration; ignored # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally have_visibility_hidden=no - + ;; + cygwin*) + have_visibility_hidden=no + ;; + haiku*) + LIBC=libroot.so + ;; esac ;; x86_64-*-* | amd64-*-*) @@ -1997,7 +2183,7 @@ case "$host" in INTL="libc.so.6.1" esac ;; - *-*-mingw*|*-*-cygwin*) + *-mingw*|*-*-cygwin*) # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4) have_visibility_hidden=no INTL="intl" @@ -2012,14 +2198,13 @@ case "$host" in ;; hppa*linux*) TARGET=HPPA; - AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters]) arch_target=hppa; ACCESS_UNALIGNED="no" JIT_SUPPORTED=yes jit_wanted=true ;; macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \ - powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* ) + powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* ) if test "x$ac_cv_sizeof_void_p" = "x8"; then TARGET=POWERPC64; CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__" @@ -2028,7 +2213,6 @@ case "$host" in TARGET=POWERPC; CPPFLAGS="$CPPFLAGS -D__mono_ppc__" fi - AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters]) arch_target=ppc; JIT_SUPPORTED=yes jit_wanted=true @@ -2050,9 +2234,8 @@ case "$host" in ;; s390-*-linux*) TARGET=S390; - AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters]) arch_target=s390; - ACCESS_UNALIGNED="no" + ACCESS_UNALIGNED="yes" JIT_SUPPORTED=yes jit_wanted=true # Required CFLAGS for s390[x]. USE_STRING_INLINES is automatic with gcc 4.1 @@ -2060,9 +2243,8 @@ case "$host" in ;; s390x-*-linux*) TARGET=S390x; - AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters]) arch_target=s390x; - ACCESS_UNALIGNED="no" + ACCESS_UNALIGNED="yes" JIT_SUPPORTED=yes jit_wanted=true CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES" @@ -2083,8 +2265,19 @@ if test "x$host" != "x$target"; then sizeof_register=8 target_byte_order=G_BIG_ENDIAN ;; + + powerpc64-xbox360-linux-gnu) + TARGET=POWERPC64 + arch_target=powerpc64 + AC_DEFINE(TARGET_XBOX360, 1, [...]) + AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode]) + # It would be better to just use TARGET_POWERPC64, but lots of code already + # uses this define + sizeof_register=8 + target_byte_order=G_BIG_ENDIAN + ;; *) - AC_MSG_ERROR([Cross compiling is only supported for targets matching 'powerpc64-ps3-linux-gnu']) + AC_MSG_WARN([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu']) esac fi @@ -2188,10 +2381,14 @@ case "$host" in *-*-*freebsd*) LIBC="libc.so" INTL="libintl.so" + SQLITE="libsqlite.so" + SQLITE3="libsqlite3.so" ;; *-*-*openbsd*) LIBC="libc.so" INTL="libintl.so" + SQLITE="libsqlite.so" + SQLITE3="libsqlite3.so" ;; *-*-*linux*) AC_PATH_X @@ -2214,8 +2411,6 @@ esac AC_SUBST(libsuffix) -AC_CHECK_HEADERS(valgrind/memcheck.h) - if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then if test "x$with_tls" = "x__thread"; then # @@ -2236,16 +2431,19 @@ if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then fi mono_debugger_supported=no -if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then - if test x$use_included_gc = xyes; then - case "$host" in - *-*-*linux*) - mono_debugger_supported=yes - ;; - *86-apple-darwin*) - mono_debugger_supported=yes - ;; - esac +AC_ARG_ENABLE(mono-debugger, [ --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes) +if test "x$try_mono_debugger" = "xyes"; then + if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then + if test x$use_included_gc = xyes; then + case "$host" in + *-*-*linux*) + mono_debugger_supported=yes + ;; + *86-apple-darwin*) + mono_debugger_supported=yes + ;; + esac + fi fi fi @@ -2313,8 +2511,7 @@ case "x$gc" in esac #AC_ARG_WITH(profile2, [ --with-profile2=yes,no If you want to install the 2.0 FX (defaults to yes)], [], [with_profile2=yes]) -AC_ARG_WITH(profile4, [ --with-profile4=yes,no If you want to install the 4.0 FX (defaults to no)], [], [with_profile4=no]) -AC_ARG_WITH(moonlight, [ --with-moonlight=yes,no If you want to build the Moonlight 2.1 assemblies (defaults to yes)], [], [with_moonlight=yes]) +AC_ARG_WITH(profile4, [ --with-profile4=yes,no If you want to install the 4.0 FX (defaults to yes)], [], [with_profile4=yes]) AC_ARG_WITH(monotouch, [ --with-monotouch=yes,no If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no]) OPROFILE=no @@ -2347,11 +2544,28 @@ AC_ARG_WITH(mcs_docs,[ --with-mcs-docs=yes,no If you want to build the fi ]) +AC_ARG_WITH(moonlight, [ --with-moonlight=yes|no|only If you want to build Mono for Moonlight (defaults to no)],[ + if test "x$with_moonlight" = "xyes"; then + AC_DEFINE(MOONLIGHT,1,[Building for Moonlight]) + elif test "x$with_moonlight" = "xonly"; then + AC_DEFINE(MOONLIGHT,1,[Building for Moonlight]) + fi +], [with_moonlight=no]) + + + +AC_CHECK_HEADER([malloc.h], + [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1], + [Define to 1 if you have /usr/include/malloc.h.])],,) + dnl dnl Consistency settings dnl if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then DISABLE_MCS_DOCS=yes +fi + +if test x$DISABLE_MCS_DOCS = xyes; then docs_dir="" else docs_dir=docs @@ -2364,7 +2578,8 @@ AC_SUBST(OPROFILE_LIBS) libmono_ldflags="$libmono_ldflags $LIBS" -AM_CONDITIONAL(INSTALL_2_1, [test "x$with_moonlight" = xyes]) +AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"]) +AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"]) AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes]) AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes]) @@ -2411,11 +2626,11 @@ fi AC_SUBST(mono_runtime) mono_cfg_root=$mono_build_root/runtime -if test x$platform_win32 = xyes; then +if test x$host_win32 = xyes; then if test "x$cross_compiling" = "xno"; then mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc else - mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\\'`\\etc + mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc fi else mono_cfg_dir=$mono_cfg_root/etc @@ -2578,6 +2793,7 @@ data/net_2_0/Makefile data/net_4_0/Makefile data/net_2_0/Browsers/Makefile data/mint.pc +data/mono-2.pc data/mono.pc data/mono-cairo.pc data/mono-nunit.pc @@ -2592,17 +2808,19 @@ data/cecil.pc data/system.web.extensions_1.0.pc data/system.web.extensions.design_1.0.pc data/system.web.mvc.pc +data/system.web.mvc2.pc samples/Makefile support/Makefile data/config tools/Makefile tools/locale-builder/Makefile +tools/sgen/Makefile runtime/Makefile msvc/Makefile po/Makefile ]) -if test x$platform_win32 = xyes; then +if test x$host_win32 = xyes; then # Get rid of 'cyg' prefixes in library names sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable @@ -2619,28 +2837,30 @@ fi NONE) exec_prefix='${prefix}' ;; esac - test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build - # # If we are cross compiling, we don't build in the mcs/ tree. Let us not clobber # any existing config.make. This allows people to share the same source tree # with different build directories, one native and one cross # if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then - echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make - echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make - echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make - echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make - echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make - echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make - echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make - echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make + + test -w $mcs_topdir/build || chmod +w $mcs_topdir/build + + echo "prefix=$prefix" > $mcs_topdir/build/config.make + echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make + echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make + echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make + echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make + echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make + echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make + echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make + case $INSTALL in [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;; *) mcs_INSTALL=$mono_build_root/$INSTALL ;; esac - echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make + echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make export VERSION [myver=$($AWK 'BEGIN { @@ -2651,66 +2871,71 @@ fi print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4] }')] - echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make - fi + echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make - if test x$platform_darwin = xyes; then - echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make - fi + if test x$platform_darwin = xyes; then + echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make + fi + + if test x$TARGET = xAMD64 -a x$host_win32 = xno -a "x$AOT_SUPPORTED" = "xyes" -a x$enable_system_aot = xyes; then + echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make + fi + + if test x$DISABLE_MCS_DOCS = xyes; then + echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make + fi + + if test x$with_moonlight != xno; then + echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make + fi - if test x$TARGET = xAMD64 -a x$platform_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then - echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make fi # if we have an olive folder, override the default settings if test -d $olivedir; then - test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build - if test x$cross_compiling = xno && test x$enable_olive_build != xno; then + + test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build + echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make - if test x$with_moonlight = xyes; then - echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make - fi fi fi - if test x$DISABLE_MCS_DOCS = xyes; then - echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make - fi ) libgdiplus_msg=${libgdiplus_loc:-assumed to be installed} echo " - mcs source: $mcs_topdir + mcs source: $mcsdir olive source: $olive_topdir + Engine: GC: $gc GLIB: $with_glib TLS: $with_tls SIGALTSTACK: $with_sigaltstack Engine: $jit_status - Moon Profile: $with_moonlight - 4.0 Alpha: $with_profile4 - MonoTouch: $with_monotouch - JNI support: $jdk_headers_found - libgdiplus: $libgdiplus_msg - zlib: $zlib_msg oprofile: $OPROFILE BigArrays: $enable_big_arrays DTrace: $enable_dtrace Parallel Mark: $enable_parallel_mark LLVM Back End: $enable_llvm - $disabled + Libraries: + Moon Profile: $with_moonlight + MonoTouch: $with_monotouch + JNI support: $jdk_headers_found + libgdiplus: $libgdiplus_msg + zlib: $zlib_msg + $disabled " -if test x$with_static_mono = xno -a "x$platform_win32" != "xyes"; then +if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs) fi @@ -2725,6 +2950,6 @@ fi if test x$enable_llvm = xyes; then echo IMPORTANT: - echo IMPORTANT: The LLVM Back End is experimental and does not work yet. + echo IMPORTANT: The LLVM Back End is experimental and has known problems. echo IMPORTANT: fi