configure.in

   1 AC_INIT(README)
   2 AC_CANONICAL_SYSTEM
   3
   4 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
   5 # The extra brackets are to foil regex-based scans.
   6 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
   7
   8 AM_CONFIG_HEADER(config.h)
   9 AM_INIT_AUTOMAKE(mono,2.7)
  10 AM_MAINTAINER_MODE
  11
  12 API_VER=1.0
  13 AC_SUBST(API_VER)
  14
  15 AC_PROG_LN_S
  16
  17 # In case of cygwin, override LN_S, irrespective of what it determines.
  18 # The build uses cygwin, but the actual runtime doesn't.
  19 case $host_os in
  20 *cygwin* ) LN_S='cp -p';;
  21 esac
  22
  23
  24 dnl
  25 dnl libgc checks
  26 dnl
  27
  28 gc_headers=no
  29 gc=included
  30 use_included_gc=no
  31 libgc_configure_args=
  32
  33 if test -d $srcdir/libgc ; then
  34   gc_default=included
  35 else
  36   gc_default=boehm
  37 fi
  38
  39 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  40 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  41 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  42 CFLAGS_FOR_LIBGC=$CFLAGS
  43 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  44 CFLAGS_FOR_EGLIB=$CFLAGS
  45
  46 #
  47 # These are the flags that need to be stored in the mono.pc file for
  48 # compiling code that will embed Mono
  49 #
  50 libmono_cflags=""
  51 libmono_ldflags=""
  52 AC_SUBST(libmono_cflags)
  53 AC_SUBST(libmono_ldflags)
  54
  55 # Variable to have relocatable .pc files (lib, or lib64)
  56 reloc_libdir=`basename ${libdir}`
  57 AC_SUBST(reloc_libdir)
  58
  59 dnl if linker handles the version script
  60 no_version_script=no
  61
  62 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  63 need_link_unlink=no
  64
  65 # Thread configuration inspired by sleepycat's db
  66 AC_MSG_CHECKING([host platform characteristics])
  67 libgc_threads=no
  68 has_dtrace=no
  69 parallel_mark=yes
  70
  71 case "$host" in
  72         powerpc*-*-linux*)
  73                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  74                 disable_munmap=yes
  75         ;;
  76 esac
  77
  78 host_win32=no
  79 target_win32=no
  80 case "$host" in
  81         *-*-mingw*|*-*-cygwin*)
  82                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
  83                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  84                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  85                 host_win32=yes
  86                 if test "x$cross_compiling" = "xno"; then
  87                         target_win32=yes
  88                         if test "x$host" == "x$target"; then
  89                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
  90                         fi
  91                         CC="gcc -mno-cygwin -g"
  92                         CXX="g++ -mno-cygwin -g"
  93                         # So libgc configure gets -mno-cygwin
  94                         export CC
  95                         export CXX
  96                 fi
  97                 HOST_CC="gcc"
  98                 # Windows 2000 is required that includes Internet Explorer 5.01
  99                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 100                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm"
 101                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 102                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 103                 libdl=
 104                 libgc_threads=win32
 105                 gc_default=included
 106                 with_sigaltstack=no
 107                 LN_S=cp
 108                 # This forces libgc to use the DllMain based thread registration code on win32
 109                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 110                 ;;
 111         *-*-*netbsd*)
 112                 host_win32=no
 113                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 114                 libmono_cflags="-D_REENTRANT"
 115                 LDFLAGS="$LDFLAGS -pthread"
 116                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 117                 libmono_ldflags="-pthread"
 118                 need_link_unlink=yes
 119                 libdl="-ldl"
 120                 libgc_threads=pthreads
 121                 with_sigaltstack=no
 122                 use_sigposix=yes
 123                 ;;
 124         *-*-*freebsd*)
 125                 host_win32=no
 126                 if test "x$PTHREAD_CFLAGS" = "x"; then
 127                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 128                         libmono_cflags=
 129                 else
 130                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 131                         libmono_cflags="$PTHREAD_CFLAGS"
 132                 fi
 133                 if test "x$PTHREAD_LIBS" = "x"; then
 134                         LDFLAGS="$LDFLAGS -pthread"
 135                         libmono_ldflags="-pthread"
 136                 else
 137                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 138                         libmono_ldflags="$PTHREAD_LIBS"
 139                 fi
 140                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 141                 need_link_unlink=yes
 142                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 143                 libdl=
 144                 libgc_threads=pthreads
 145                 # This doesn't seem to work as of 7.0 on amd64
 146                 with_sigaltstack=no
 147 # TLS is only partially implemented on -CURRENT (compiler support
 148 # but NOT library support)
 149 #
 150                 with_tls=pthread
 151                 use_sigposix=yes
 152                 ;;
 153         *-*-*openbsd*)
 154                 host_win32=no
 155                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS -DPLATFORM_BSD"
 156                 libmono_cflags="-D_THREAD_SAFE"
 157                 LDFLAGS="$LDFLAGS -pthread"
 158                 libmono_ldflags="-pthread"
 159                 need_link_unlink=yes
 160                 AC_DEFINE(PTHREAD_POINTER_ID)
 161                 libdl=
 162                 libgc_threads=pthreads
 163                 use_sigposix=yes
 164                 ;;
 165         *-*-linux*)
 166                 host_win32=no
 167                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 168                 if test "x$disable_munmap" != "xyes"; then
 169                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 170                 fi
 171                 libmono_cflags="-D_REENTRANT"
 172                 libmono_ldflags="-lpthread"
 173                 libdl="-ldl"
 174                 libgc_threads=pthreads
 175                 AOT_SUPPORTED="yes"
 176                 use_sigposix=yes
 177                 ;;
 178         *-*-hpux*)
 179                 host_win32=no
 180                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 181                 # +ESdbgasm only valid on bundled cc on RISC
 182                 # silently ignored for ia64
 183                 if test $GCC != "yes"; then
 184                         CFLAGS="$CFLAGS +ESdbgasm"
 185                         # Arrange for run-time dereferencing of null
 186                         # pointers to produce a SIGSEGV signal.
 187                         LDFLAGS="$LDFLAGS -z"
 188                 fi
 189                 CFLAGS="$CFLAGS +ESdbgasm"
 190                 LDFLAGS="$LDFLAGS -z"
 191                 libmono_cflags="-D_REENTRANT"
 192                 libmono_ldflags="-lpthread"
 193                 libgc_threads=pthreads
 194                 need_link_unlink=yes
 195                 use_sigposix=yes
 196                 ;;
 197         *-*-solaris*)
 198                 host_win32=no
 199                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 200                 need_link_unlink=yes
 201                 libmono_cflags="-D_REENTRANT"
 202                 libgc_threads=pthreads
 203                 # This doesn't seem to work on solaris/x86, but the configure test runs
 204                 with_tls=pthread
 205                 has_dtrace=yes
 206                 use_sigposix=yes
 207                 enable_solaris_tar_check=yes
 208                 ;;
 209         *-*-darwin*)
 210                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 211                 host_win32=no
 212                 platform_darwin=yes
 213                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 214                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 215                 libmono_cflags="-D_THREAD_SAFE"
 216                 LDFLAGS="$LDFLAGS -pthread"
 217                 libmono_ldflags="-pthread"
 218                 need_link_unlink=yes
 219                 AC_DEFINE(PTHREAD_POINTER_ID)
 220                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 221                 no_version_script=yes
 222                 libdl=
 223                 libgc_threads=pthreads
 224                 has_dtrace=yes
 225                 if test "x$cross_compiling" = "xyes"; then
 226                         has_broken_apple_cpp=yes
 227                 fi
 228                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
 229                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 230                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 231                 case "$host" in
 232                         i*86-*-darwin10*)
 233                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 234                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 235                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 236                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 237                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 238                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 239                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 240                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 241                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 242                                 ;;
 243                 esac
 244                 ;;
 245         *)
 246                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 247                 host_win32=no
 248                 libdl="-ldl"
 249                 ;;
 250 esac
 251 AC_MSG_RESULT(ok)
 252
 253 if test x$need_link_unlink = xyes; then
 254    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 255 fi
 256
 257 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 258 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 259 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 260 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 261 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 262
 263 AC_CHECK_TOOL(CC, gcc, gcc)
 264 AC_PROG_CC
 265 AC_CHECK_TOOL(CXX, g++, g++)
 266 AC_PROG_CXX
 267 AM_PROG_AS
 268 AM_PROG_CC_STDC
 269 AC_PROG_INSTALL
 270 AC_PROG_AWK
 271 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 272 : ${CCAS='$(CC)'}
 273 # Set ASFLAGS if not already set.
 274 : ${CCASFLAGS='$(CFLAGS)'}
 275 AC_SUBST(CCAS)
 276 AC_SUBST(CCASFLAGS)
 277
 278 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 279 # GXX instead
 280 if test "$GXX" != "yes"; then
 281    # automake/libtool is so broken, it requires g++ even if the c++ sources
 282    # are inside automake conditionals
 283    AC_MSG_ERROR([You need to install g++])
 284 fi
 285
 286 AC_CHECK_PROG(BISON, bison,yes,no)
 287 if test "x$BISON" = "xno";
 288 then
 289         AC_MSG_ERROR([You need to install bison])
 290 fi
 291
 292 dnl may require a specific autoconf version
 293 dnl AC_PROG_CC_FOR_BUILD
 294 dnl CC_FOR_BUILD not automatically detected
 295 CC_FOR_BUILD=$CC
 296 CFLAGS_FOR_BUILD=$CFLAGS
 297 BUILD_EXEEXT=
 298 if test "x$cross_compiling" = "xyes"; then
 299         CC_FOR_BUILD=cc
 300         CFLAGS_FOR_BUILD=
 301         BUILD_EXEEXT=""
 302 fi
 303 AC_SUBST(CC_FOR_BUILD)
 304 AC_SUBST(CFLAGS_FOR_BUILD)
 305 AC_SUBST(HOST_CC)
 306 AC_SUBST(BUILD_EXEEXT)
 307
 308 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 309 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 310
 311 # Set STDC_HEADERS
 312 AC_HEADER_STDC
 313 AC_LIBTOOL_WIN32_DLL
 314 # This causes monodis to not link correctly
 315 #AC_DISABLE_FAST_INSTALL
 316 AM_PROG_LIBTOOL
 317 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 318 DOLT
 319
 320 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 321 AC_SUBST(export_ldflags)
 322
 323 # Test whenever ld supports -version-script
 324 AC_PROG_LD
 325 AC_PROG_LD_GNU
 326 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 327    no_version_script=yes
 328 fi
 329
 330 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 331
 332 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)
 333 AC_CHECK_HEADERS(sys/user.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h)
 334
 335
 336 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 337 if test x$have_zlib = xyes; then
 338    AC_TRY_COMPILE([#include <zlib.h>], [
 339    void main () {
 340    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 341    }
 342    #else
 343    #error No good zlib found
 344    #endif
 345    ],[
 346         AC_MSG_RESULT(Using system zlib)
 347         zlib_msg="system zlib"
 348    ],[
 349         AC_MSG_RESULT(Using embedded zlib)
 350         have_zlib=no
 351         zlib_msg="bundled zlib"
 352    ])
 353 fi
 354
 355 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 356 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 357
 358 # for mono/metadata/debug-symfile.c
 359 AC_CHECK_HEADERS(elf.h)
 360
 361 # for support
 362 AC_CHECK_HEADERS(poll.h)
 363 AC_CHECK_HEADERS(sys/poll.h)
 364 AC_CHECK_HEADERS(sys/wait.h)
 365 AC_CHECK_HEADERS(grp.h)
 366 AC_CHECK_HEADERS(syslog.h)
 367
 368 # for mono/dis
 369 AC_CHECK_HEADERS(wchar.h)
 370 AC_CHECK_HEADERS(ieeefp.h)
 371 AC_MSG_CHECKING(for isinf)
 372 AC_TRY_LINK([#include <math.h>], [
 373         int f = isinf (1);
 374 ], [
 375         AC_MSG_RESULT(yes)
 376         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 377 ], [
 378         # We'll have to use signals
 379         AC_MSG_RESULT(no)
 380 ])
 381
 382
 383 # not 64 bit clean in cross-compile
 384 AC_CHECK_SIZEOF(void *, 4)
 385
 386 WARN=''
 387 if test x"$GCC" = xyes; then
 388         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 389                 # The runtime code does not respect ANSI C strict aliasing rules
 390                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 391
 392                 ORIG_CFLAGS=$CFLAGS
 393                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 394                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 395                 AC_TRY_COMPILE([], [
 396                                                    void main () { }
 397                 ], [
 398                    AC_MSG_RESULT(yes)
 399                 ], [
 400                    AC_MSG_RESULT(no)
 401                    CFLAGS=$ORIG_CFLAGS
 402                 ])
 403 else
 404         # The Sun Forte compiler complains about inline functions that access static variables
 405         # so disable all inlining.
 406         case "$host" in
 407         *-*-solaris*)
 408                 CFLAGS="$CFLAGS -Dinline="
 409                 ;;
 410         esac
 411 fi
 412 CFLAGS="$CFLAGS -g $WARN"
 413 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 414
 415 # Where's the 'mcs' source tree?
 416 if test -d $srcdir/mcs; then
 417   mcsdir=mcs
 418 else
 419   mcsdir=../mcs
 420 fi
 421
 422 #
 423 # A sanity check to catch cases where the package was unpacked
 424 # with an ancient tar program (Solaris)
 425 #
 426 AC_ARG_ENABLE(solaris-tar-check,
 427 [  --disable-solaris-tar-check    disable solaris tar check],
 428    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 429
 430 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 431         AC_MSG_CHECKING(integrity of package)
 432         if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 433         then
 434                 AC_MSG_RESULT(ok)
 435         else
 436                 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"
 437                 AC_MSG_ERROR([$errorm])
 438         fi
 439 fi
 440
 441 mcs_topdir='$(top_srcdir)/'$mcsdir
 442 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 443
 444 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 445 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 446
 447 AC_SUBST([mcs_topdir])
 448 AC_SUBST([mcs_topdir_from_srcdir])
 449
 450 # Where's the 'olive' source tree?
 451 if test -d $srcdir/olive; then
 452   olivedir=olive
 453 else
 454   olivedir=../olive
 455 fi
 456
 457 if test -d $srcdir/$olivedir; then
 458 olive_topdir='$(top_srcdir)/'$olivedir
 459 fi
 460
 461 # gettext: prepare the translation directories.
 462 # we do not configure the full gettext, as we consume it dynamically from C#
 463 AM_PO_SUBDIRS
 464
 465 if test "x$USE_NLS" = "xyes"; then
 466    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 467
 468    if test "x$HAVE_MSGFMT" = "xno"; then
 469           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 470    fi
 471 fi
 472
 473 AC_ARG_WITH([libgdiplus],
 474         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 475         [], [with_libgdiplus=installed])
 476
 477 case $with_libgdiplus in
 478 no|installed) libgdiplus_loc= ;;
 479 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 480 /*) libgdiplus_loc=$with_libgdiplus ;;
 481 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 482 esac
 483 AC_SUBST([libgdiplus_loc])
 484
 485 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 486 if test "x$PKG_CONFIG" = "xno"; then
 487         AC_MSG_ERROR([You need to install pkg-config])
 488 fi
 489
 490 pkg_config_path=
 491 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 492         if test x$with_crosspkgdir = "x"; then
 493                 if test -s $PKG_CONFIG_PATH; then
 494                         pkg_config_path=$PKG_CONFIG_PATH
 495                 fi
 496         else
 497                 pkg_config_path=$with_crosspkgdir
 498                 PKG_CONFIG_PATH=$pkg_config_path
 499                 export PKG_CONFIG_PATH
 500         fi
 501 )
 502
 503 AC_ARG_WITH([glib],
 504         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to system)],
 505         [], [with_glib=system])
 506
 507 eglib_dir=
 508
 509 case $with_glib in
 510 embedded)
 511   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 512   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 513   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 514   BUILD_GLIB_LIBS="$GLIB_LIBS"
 515   GMODULE_CFLAGS="$GLIB_CFLAGS"
 516   GMODULE_LIBS="$GLIB_LIBS"
 517   eglib_dir=eglib
 518   ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 519   AC_CONFIG_SUBDIRS(eglib)
 520   ;;
 521 system)
 522   if test "x$cross_compiling" = "xyes"; then
 523     pkg_config_path="$PKG_CONFIG_PATH"
 524     unset PKG_CONFIG_PATH
 525   fi
 526   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 527   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 528   if test "x$cross_compiling" = "xyes"; then
 529     PKG_CONFIG_PATH=$pkg_config_path
 530     export PKG_CONFIG_PATH
 531   fi
 532
 533   ## Versions of dependencies
 534   GLIB_REQUIRED_VERSION=2.4.0
 535
 536   dnl
 537   dnl No, you will not replace this check with a pkg.m4 check
 538   dnl
 539   if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then
 540       GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 541       GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 542       GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 543       GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 544   else
 545         AC_MSG_ERROR([You need at least glib-2.0 $GLIB_REQUIRED_VERSION])
 546   fi
 547   ;;
 548 *)
 549   AC_MSG_ERROR([Invalid argument to --with-glib.])
 550 esac
 551 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
 552
 553 AC_SUBST(GLIB_CFLAGS)
 554 AC_SUBST(GLIB_LIBS)
 555 AC_SUBST(GMODULE_CFLAGS)
 556 AC_SUBST(GMODULE_LIBS)
 557 AC_SUBST(BUILD_GLIB_CFLAGS)
 558 AC_SUBST(BUILD_GLIB_LIBS)
 559 AC_SUBST(eglib_dir)
 560
 561 if test x$cross_compiling$host_win32 = xnoyes; then
 562    AC_MSG_CHECKING(for cygwin glib2-dev package)
 563    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 564       AC_MSG_RESULT(found)
 565           AC_MSG_ERROR([Mono cannot be built with the cygwin glib2-devel package installed, because that package doesn't work with -mno-cygwin. Please uninstall it then re-run configure.])
 566    else
 567       AC_MSG_RESULT(not found, ok)
 568    fi
 569
 570    AC_MSG_CHECKING(for broken gwin32.h)
 571    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 572    if test -f $glib_include/glib/gwin32.h; then
 573           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 574                  AC_MSG_RESULT(failed)
 575                  hashmark='#'
 576                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 577           fi
 578    fi
 579    AC_MSG_RESULT(ok)
 580 fi
 581
 582 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
 583
 584 # Enable support for fast thread-local storage
 585 # Some systems have broken support, so we allow to disable it.
 586 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 587
 588 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 589 # This does not work on some platforms (bug #55253)
 590 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 591
 592 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 593
 594 if test "x$enable_static" = "xno"; then
 595    with_static_mono=no
 596 fi
 597
 598 if test "x$host_win32" = "xyes"; then
 599    # Boehm GC requires the runtime to be in its own dll
 600    with_static_mono=no
 601 fi
 602
 603 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 604 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 605
 606 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 607 if test "x$with_xen_opt" = "xyes"; then
 608         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 609         ORIG_CFLAGS=$CFLAGS
 610         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 611         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 612         AC_TRY_COMPILE([], [
 613                                            void main () { }
 614         ], [
 615            AC_MSG_RESULT(yes)
 616            # Pass it to libgc as well
 617            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 618         ], [
 619            AC_MSG_RESULT(no)
 620            CFLAGS=$ORIG_CFLAGS
 621         ])
 622 fi
 623
 624 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 625
 626 DISABLED_FEATURES=none
 627
 628 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 629      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 630      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd,soft_debug.],
 631 [
 632         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 633                 eval "mono_feature_disable_$feature='yes'"
 634         done
 635         DISABLED_FEATURES=$enable_minimal
 636         disabled="Disabled:    $enable_minimal"
 637 ],[])
 638
 639 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 640
 641 if test "x$mono_feature_disable_aot" = "xyes"; then
 642         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 643         AC_MSG_NOTICE([Disabled AOT compiler])
 644 fi
 645
 646 if test "x$mono_feature_disable_profiler" = "xyes"; then
 647         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 648         AC_MSG_NOTICE([Disabled support for the profiler])
 649 fi
 650 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 651
 652 if test "x$mono_feature_disable_decimal" = "xyes"; then
 653         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 654         AC_MSG_NOTICE([Disabled support for decimal])
 655 fi
 656
 657 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 658         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 659         AC_MSG_NOTICE([Disabled support for P/Invoke])
 660 fi
 661
 662 if test "x$mono_feature_disable_debug" = "xyes"; then
 663         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 664         AC_MSG_NOTICE([Disabled support for runtime debugging])
 665 fi
 666
 667 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 668         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 669         mono_feature_disable_reflection_emit_save=yes
 670         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 671 fi
 672
 673 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 674         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 675         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 676 fi
 677
 678 if test "x$mono_feature_disable_large_code" = "xyes"; then
 679         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 680         AC_MSG_NOTICE([Disabled support for large assemblies])
 681 fi
 682
 683 if test "x$mono_feature_disable_logging" = "xyes"; then
 684         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 685         AC_MSG_NOTICE([Disabled support for logging])
 686 fi
 687
 688 if test "x$mono_feature_disable_com" = "xyes"; then
 689         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 690         AC_MSG_NOTICE([Disabled COM support])
 691 fi
 692
 693 if test "x$mono_feature_disable_ssa" = "xyes"; then
 694         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 695         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 696 fi
 697
 698 if test "x$mono_feature_disable_generics" = "xyes"; then
 699         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 700         AC_MSG_NOTICE([Disabled Generics Support])
 701 fi
 702
 703 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 704         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 705         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 706 fi
 707
 708 if test "x$mono_feature_disable_portability" = "xyes"; then
 709         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 710         AC_MSG_NOTICE([Disabled IO Portability layer])
 711 fi
 712
 713 if test "x$mono_feature_disable_attach" = "xyes"; then
 714         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 715         AC_MSG_NOTICE([Disabled agent attach])
 716 fi
 717
 718 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 719         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 720         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 721 fi
 722
 723 if test "x$mono_feature_disable_verifier" = "xyes"; then
 724         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 725         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 726 fi
 727
 728 if test "x$mono_feature_disable_jit" = "xyes"; then
 729         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 730         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 731 fi
 732
 733 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 734
 735 if test "x$mono_feature_disable_simd" = "xyes"; then
 736         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 737         AC_MSG_NOTICE([Disabled SIMD support])
 738 fi
 739
 740 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 741         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 742         AC_MSG_NOTICE([Disabled Soft Debugger.])
 743 fi
 744
 745 AC_MSG_CHECKING(for visibility __attribute__)
 746 AC_TRY_COMPILE([], [
 747    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 748    void main () { doit (); }
 749 ], [
 750    have_visibility_hidden=yes
 751    AC_MSG_RESULT(yes)
 752 ], [
 753    have_visibility_hidden=no
 754    AC_MSG_RESULT(no)
 755 ])
 756
 757 AC_MSG_CHECKING(for deprecated __attribute__)
 758 AC_TRY_COMPILE([
 759      int doit (void) __attribute__ ((deprecated));
 760      int doit (void) { return 0; }
 761 ], [
 762         return 0;
 763 ], [
 764    have_deprecated=yes
 765    AC_MSG_RESULT(yes)
 766 ], [
 767    have_deprecated=no
 768    AC_MSG_RESULT(no)
 769 ])
 770
 771 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 772 if test x$enable_parallel_mark = xyes; then
 773         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 774 fi
 775
 776 LIBGC_CFLAGS=
 777 LIBGC_LIBS=
 778 LIBGC_STATIC_LIBS=
 779 libgc_dir=
 780 case "x$gc" in
 781         xboehm|xbohem|xyes)
 782                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 783                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 784
 785                 if test "x$found_boehm" != "xyes"; then
 786                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 787                 fi
 788                 if test "x$gc_headers" != "xyes"; then
 789                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 790                 fi
 791
 792                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 793                 AC_SUBST(HAVE_BOEHM_GC)
 794                 LIBGC_LIBS="-lgc $libdl"
 795                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 796
 797                 # AC_CHECK_FUNCS does not work for some reason...
 798                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 799                 if test "x$found_gcj_malloc" = "xyes"; then
 800                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 801                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
 802                 else
 803                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
 804                 fi
 805                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 806                 if test "x$found_gc_enable" = "xyes"; then
 807                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
 808                 fi
 809                 ;;
 810
 811         xincluded)
 812                 found_boehm=yes
 813                 gc_headers=yes
 814                 use_included_gc=yes
 815                 libgc_dir=libgc
 816
 817                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 818                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 819                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 820
 821                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 822                 AC_SUBST(HAVE_BOEHM_GC)
 823
 824                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
 825                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
 826
 827                 # The included libgc contains GCJ support
 828                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 829                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
 830                 if test x$enable_parallel_mark = xyes; then
 831                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 832                 else
 833                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 834                 fi
 835                 ;;
 836
 837         xsgen)
 838                 found_boehm=no
 839                 gc_headers=no
 840                 use_included_gc=no
 841                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
 842                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
 843                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
 844                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
 845                 ;;
 846
 847         xnone)
 848                 AC_MSG_WARN("Compiling mono without GC.")
 849                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
 850                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 851                 ;;
 852         *)
 853                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 854                 ;;
 855 esac
 856
 857 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 858 if test "x$large_heap" = "xyes"; then
 859    echo "FOO"
 860    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 861 fi
 862
 863 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 864 AC_SUBST(LIBGC_CFLAGS)
 865 AC_SUBST(LIBGC_LIBS)
 866 AC_SUBST(LIBGC_STATIC_LIBS)
 867 AC_SUBST(libgc_dir)
 868
 869 dnl
 870 dnl End of libgc checks
 871 dnl
 872
 873 dnl *************************************
 874 dnl *** Checks for zero length arrays ***
 875 dnl *************************************
 876 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 877 AC_TRY_COMPILE([
 878         struct s {
 879                 int  length;
 880                 char data [0];
 881         };
 882 ], [], [
 883         AC_MSG_RESULT(yes)
 884         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 885 ], [
 886         AC_MSG_RESULT(no)
 887         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 888 ])
 889
 890 if test x$target_win32 = xno; then
 891
 892         dnl hires monotonic clock support
 893         AC_SEARCH_LIBS(clock_gettime, rt)
 894
 895         dnl dynamic loader support
 896         AC_CHECK_FUNC(dlopen, DL_LIB="",
 897                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 898         )
 899         if test x$dl_support = xno; then
 900                 AC_MSG_WARN([No dynamic loading support available])
 901         else
 902                 LIBS="$LIBS $DL_LIB"
 903                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 904                 dnl from glib's configure.in
 905                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 906                         mono_cv_uscore,[
 907                         AC_TRY_RUN([#include <dlfcn.h>
 908                         int mono_underscore_test (void) { return 42; }
 909                         int main() {
 910                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 911                           handle = dlopen ((void*)0, 0);
 912                           if (handle) {
 913                             f1 = dlsym (handle, "mono_underscore_test");
 914                             f2 = dlsym (handle, "_mono_underscore_test");
 915                           } return (!f2 || f1);
 916                         }],
 917                                 [mono_cv_uscore=yes],
 918                                 [mono_cv_uscore=no],
 919                         [])
 920                 ])
 921                 if test "x$mono_cv_uscore" = "xyes"; then
 922                         MONO_DL_NEED_USCORE=1
 923                 else
 924                         MONO_DL_NEED_USCORE=0
 925                 fi
 926                 AC_SUBST(MONO_DL_NEED_USCORE)
 927                 AC_CHECK_FUNC(dlerror)
 928         fi
 929
 930         dnl ******************************************************************
 931         dnl *** Checks for the IKVM JNI interface library                  ***
 932         dnl ******************************************************************
 933         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
 934
 935         ikvm_native_dir=
 936         if test x$with_ikvm_native = xyes; then
 937                 ikvm_native_dir=ikvm-native
 938                 jdk_headers_found="IKVM Native"
 939         fi
 940
 941         AC_SUBST(ikvm_native_dir)
 942
 943         AC_CHECK_HEADERS(execinfo.h)
 944
 945         AC_CHECK_FUNCS(getgrgid_r)
 946         AC_CHECK_FUNCS(getgrnam_r)
 947         AC_CHECK_FUNCS(getpwnam_r)
 948         AC_CHECK_FUNCS(getpwuid_r)
 949         AC_CHECK_FUNCS(getresuid)
 950         AC_CHECK_FUNCS(setresuid)
 951         AC_CHECK_FUNCS(kqueue)
 952         AC_CHECK_FUNCS(backtrace_symbols)
 953         AC_CHECK_FUNCS(mkstemp)
 954         AC_CHECK_FUNCS(mmap)
 955         AC_CHECK_FUNCS(madvise)
 956         AC_CHECK_FUNCS(getrusage)
 957         AC_CHECK_FUNCS(getpriority)
 958         AC_CHECK_FUNCS(setpriority)
 959         AC_CHECK_FUNCS(dl_iterate_phdr)
 960
 961         AC_CHECK_FUNCS(sched_setaffinity)
 962
 963         dnl ****************************************************************
 964         dnl *** Check for sched_setaffinity from glibc versions before   ***
 965         dnl *** 2.3.4. The older versions of the function only take 2    ***
 966         dnl *** parameters, not 3.                                       ***
 967         dnl ***                                                          ***
 968         dnl *** Because the interface change was not made in a minor     ***
 969         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
 970         dnl *** won't always indicate the interface sched_affinity has.  ***
 971         dnl ****************************************************************
 972         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
 973         AC_TRY_COMPILE([#include <sched.h>], [
 974                 int main() {
 975             int mask = 1;
 976             sched_setaffinity(0, &mask);
 977         }
 978         ], [
 979                 # Yes, we have it...
 980                 AC_MSG_RESULT(yes)
 981                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
 982         ], [
 983                 # We have the new, three-parameter version
 984                 AC_MSG_RESULT(no)
 985         ])
 986
 987
 988         dnl ******************************************************************
 989         dnl *** Check for large file support                               ***
 990         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 991         dnl ******************************************************************
 992
 993         # Check that off_t can represent 2**63 - 1 correctly, working around
 994         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 995         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 996         large_offt=no
 997         AC_DEFUN([LARGE_FILES], [
 998                 large_CPPFLAGS=$CPPFLAGS
 999                 CPPFLAGS="$CPPFLAGS $1"
1000                 AC_TRY_RUN([
1001                         #include <sys/types.h>
1002
1003                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1004
1005                         int main(void) {
1006                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1007                                                (BIG_OFF_T%2147483647==1));
1008                                 if(big_off_t) {
1009                                         exit(0);
1010                                 } else {
1011                                         exit(1);
1012                                 }
1013                         }
1014                 ], [
1015                         AC_MSG_RESULT(ok)
1016                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1017                         large_CPPFLAGS="$large_CPPFLAGS $1"
1018                         large_offt=yes
1019                 ], [
1020                         AC_MSG_RESULT(no)
1021                 ], "")
1022                 CPPFLAGS=$large_CPPFLAGS
1023         ])
1024
1025         AC_MSG_CHECKING(if off_t is 64 bits wide)
1026         LARGE_FILES("")
1027         if test $large_offt = no; then
1028                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1029                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1030         fi
1031         if test $large_offt = no; then
1032                 AC_MSG_WARN([No 64 bit file size support available])
1033         fi
1034
1035         dnl *****************************
1036         dnl *** Checks for libsocket  ***
1037         dnl *****************************
1038         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1039
1040         dnl *******************************
1041         dnl *** Checks for MSG_NOSIGNAL ***
1042         dnl *******************************
1043         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1044         AC_TRY_COMPILE([#include <sys/socket.h>], [
1045                 int f = MSG_NOSIGNAL;
1046         ], [
1047                 # Yes, we have it...
1048                 AC_MSG_RESULT(yes)
1049                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1050         ], [
1051                 # We'll have to use signals
1052                 AC_MSG_RESULT(no)
1053         ])
1054
1055         dnl *****************************
1056         dnl *** Checks for SOL_IP     ***
1057         dnl *****************************
1058         AC_MSG_CHECKING(for SOL_IP)
1059         AC_TRY_COMPILE([#include <netdb.h>], [
1060                 int level = SOL_IP;
1061         ], [
1062                 # Yes, we have it...
1063                 AC_MSG_RESULT(yes)
1064                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1065         ], [
1066                 # We'll have to use getprotobyname
1067                 AC_MSG_RESULT(no)
1068         ])
1069
1070         dnl *****************************
1071         dnl *** Checks for SOL_IPV6     ***
1072         dnl *****************************
1073         AC_MSG_CHECKING(for SOL_IPV6)
1074         AC_TRY_COMPILE([#include <netdb.h>], [
1075                 int level = SOL_IPV6;
1076         ], [
1077                 # Yes, we have it...
1078                 AC_MSG_RESULT(yes)
1079                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1080         ], [
1081                 # We'll have to use getprotobyname
1082                 AC_MSG_RESULT(no)
1083         ])
1084
1085         dnl *****************************
1086         dnl *** Checks for SOL_TCP    ***
1087         dnl *****************************
1088         AC_MSG_CHECKING(for SOL_TCP)
1089         AC_TRY_COMPILE([#include <netdb.h>], [
1090                 int level = SOL_TCP;
1091         ], [
1092                 # Yes, we have it...
1093                 AC_MSG_RESULT(yes)
1094                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1095         ], [
1096                 # We'll have to use getprotobyname
1097                 AC_MSG_RESULT(no)
1098         ])
1099
1100         dnl *****************************
1101         dnl *** Checks for IP_PKTINFO ***
1102         dnl *****************************
1103         AC_MSG_CHECKING(for IP_PKTINFO)
1104         AC_TRY_COMPILE([#include <netdb.h>], [
1105                 int level = IP_PKTINFO;
1106         ], [
1107                 # Yes, we have it...
1108                 AC_MSG_RESULT(yes)
1109                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1110         ], [
1111                 AC_MSG_RESULT(no)
1112         ])
1113
1114         dnl *****************************
1115         dnl *** Checks for IPV6_PKTINFO ***
1116         dnl *****************************
1117         AC_MSG_CHECKING(for IPV6_PKTINFO)
1118         AC_TRY_COMPILE([#include <netdb.h>], [
1119                 int level = IPV6_PKTINFO;
1120         ], [
1121                 # Yes, we have it...
1122                 AC_MSG_RESULT(yes)
1123                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1124         ], [
1125                 AC_MSG_RESULT(no)
1126         ])
1127
1128         dnl **********************************
1129         dnl *** Checks for IP_DONTFRAGMENT ***
1130         dnl **********************************
1131         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1132         AC_TRY_COMPILE([#include <netdb.h>], [
1133                 int level = IP_DONTFRAGMENT;
1134         ], [
1135                 # Yes, we have it...
1136                 AC_MSG_RESULT(yes)
1137                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1138         ], [
1139                 AC_MSG_RESULT(no)
1140         ])
1141
1142         dnl **********************************
1143         dnl *** Checks for IP_MTU_DISCOVER ***
1144         dnl **********************************
1145         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1146         AC_TRY_COMPILE([#include <netdb.h>], [
1147                 int level = IP_MTU_DISCOVER;
1148         ], [
1149                 # Yes, we have it...
1150                 AC_MSG_RESULT(yes)
1151                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1152         ], [
1153                 AC_MSG_RESULT(no)
1154         ])
1155
1156         dnl *********************************
1157         dnl *** Check for struct ip_mreqn ***
1158         dnl *********************************
1159         AC_MSG_CHECKING(for struct ip_mreqn)
1160         AC_TRY_COMPILE([#include <netinet/in.h>], [
1161                 struct ip_mreqn mreq;
1162                 mreq.imr_address.s_addr = 0;
1163         ], [
1164                 # Yes, we have it...
1165                 AC_MSG_RESULT(yes)
1166                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1167         ], [
1168                 # We'll just have to try and use struct ip_mreq
1169                 AC_MSG_RESULT(no)
1170                 AC_MSG_CHECKING(for struct ip_mreq)
1171                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1172                         struct ip_mreq mreq;
1173                         mreq.imr_interface.s_addr = 0;
1174                 ], [
1175                         # Yes, we have it...
1176                         AC_MSG_RESULT(yes)
1177                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1178                 ], [
1179                         # No multicast support
1180                         AC_MSG_RESULT(no)
1181                 ])
1182         ])
1183
1184         dnl **********************************
1185         dnl *** Check for gethostbyname2_r ***
1186         dnl **********************************
1187         AC_MSG_CHECKING(for gethostbyname2_r)
1188                 AC_TRY_LINK([#include <netdb.h>], [
1189                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1190         ], [
1191                 # Yes, we have it...
1192                 AC_MSG_RESULT(yes)
1193                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1194         ], [
1195                 AC_MSG_RESULT(no)
1196         ])
1197
1198         dnl *****************************
1199         dnl *** Checks for libnsl     ***
1200         dnl *****************************
1201         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1202
1203         AC_CHECK_FUNCS(inet_pton inet_aton)
1204
1205         dnl ***********************************************
1206         dnl *** Checks for size of sockaddr_un.sun_path ***
1207         dnl ***********************************************
1208         # AC_CHECK_SIZEOF can't cope with struct members :-(
1209         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1210         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1211                 [AC_TRY_RUN([
1212                         #include <sys/types.h>
1213                         #include <stdio.h>
1214                         #include <sys/un.h>
1215
1216                         int main(void) {
1217                                 struct sockaddr_un sock_un;
1218                                 FILE *f=fopen("conftestval", "w");
1219                                 if(!f) exit(1);
1220                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1221                                 exit(0);
1222                         }
1223                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1224                    mono_cv_sizeof_sunpath=0,
1225                    mono_cv_sizeof_sunpath=0)])dnl
1226         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1227         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1228
1229         dnl *****************************
1230         dnl *** Checks for libxnet    ***
1231         dnl *****************************
1232         case "${host}" in
1233                 *solaris* )
1234                         AC_MSG_CHECKING(for Solaris XPG4 support)
1235                         if test -f /usr/lib/libxnet.so; then
1236                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1237                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1238                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1239                                 LIBS="$LIBS -lxnet"
1240                                 AC_MSG_RESULT(yes)
1241                         else
1242                                 AC_MSG_RESULT(no)
1243                         fi
1244
1245                         if test "$GCC" = "yes"; then
1246                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1247                         fi
1248                 ;;
1249         esac
1250
1251         dnl *****************************
1252         dnl *** Checks for libpthread ***
1253         dnl *****************************
1254 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1255 # and libpthread does not exist
1256 #
1257         case "${host}" in
1258                 *-*-*freebsd*)
1259                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1260                 ;;
1261                 *)
1262                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1263                 ;;
1264         esac
1265         AC_CHECK_HEADERS(pthread.h)
1266         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1267         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1268         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1269         AC_TRY_COMPILE([ #include <pthread.h>], [
1270                 pthread_mutexattr_t attr;
1271                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1272         ], [
1273                 AC_MSG_RESULT(ok)
1274         ], [
1275                 AC_MSG_RESULT(no)
1276                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1277                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1278         ])
1279         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1280         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1281         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1282
1283         dnl ***********************************
1284         dnl *** Checks for signals
1285         dnl ***********************************
1286         AC_CHECK_HEADERS(signal.h)
1287         AC_CHECK_FUNCS(sigaction)
1288
1289         dnl ***********************************
1290         dnl *** Checks for working __thread ***
1291         dnl ***********************************
1292         AC_MSG_CHECKING(for working __thread)
1293         if test "x$with_tls" != "x__thread"; then
1294                 AC_MSG_RESULT(disabled)
1295         else
1296                 AC_TRY_RUN([
1297                         #include <pthread.h>
1298                         __thread int i;
1299                         static int res1, res2;
1300
1301                         void thread_main (void *arg)
1302                         {
1303                                 i = arg;
1304                                 sleep (1);
1305                                 if (arg == 1)
1306                                         res1 = (i == arg);
1307                                 else
1308                                         res2 = (i == arg);
1309                         }
1310
1311                         int main () {
1312                                 pthread_t t1, t2;
1313
1314                                 i = 5;
1315
1316                                 pthread_create (&t1, NULL, thread_main, 1);
1317                                 pthread_create (&t2, NULL, thread_main, 2);
1318
1319                                 pthread_join (t1, NULL);
1320                                 pthread_join (t2, NULL);
1321
1322                                 return !(res1 + res2 == 2);
1323                         }
1324                 ], [
1325                                 AC_MSG_RESULT(yes)
1326                 ], [
1327                                 AC_MSG_RESULT(no)
1328                                 with_tls=pthread
1329                 ])
1330         fi
1331
1332         dnl **************************************
1333         dnl *** Checks for working sigaltstack ***
1334         dnl **************************************
1335         AC_MSG_CHECKING(for working sigaltstack)
1336         if test "x$with_sigaltstack" != "xyes"; then
1337                 AC_MSG_RESULT(disabled)
1338         else
1339                 AC_TRY_RUN([
1340                         #include <stdio.h>
1341                         #include <stdlib.h>
1342                         #include <unistd.h>
1343                         #include <signal.h>
1344                         #include <pthread.h>
1345                         #include <sys/wait.h>
1346                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1347                         #define SA_STACK SA_ONSTACK
1348                         #endif
1349                         static void
1350                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1351                         {
1352                                 exit (0);
1353                         }
1354
1355                         static void *
1356                         loop (void *ignored)
1357                         {
1358                                 char *ptr = NULL;
1359
1360                                 *ptr = 0;
1361                                 return NULL;
1362                         }
1363
1364                         static void
1365                         child ()
1366                         {
1367                                 struct sigaction sa;
1368                                 struct sigaltstack sas;
1369                                 pthread_t id;
1370                                 pthread_attr_t attr;
1371
1372                                 sa.sa_sigaction = sigsegv_signal_handler;
1373                                 sigemptyset (&sa.sa_mask);
1374                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1375                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1376                                         perror ("sigaction");
1377                                         return;
1378                                 }
1379
1380                                 sas.ss_sp = malloc (SIGSTKSZ);
1381                                 sas.ss_size = SIGSTKSZ;
1382                                 sas.ss_flags = 0;
1383                                 if (sigaltstack (&sas, NULL) == -1) {
1384                                         perror ("sigaltstack");
1385                                         return;
1386                                 }
1387
1388                                 pthread_attr_init (&attr);
1389                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1390                                         printf ("pthread_create\n");
1391                                         return;
1392                                 }
1393
1394                                 sleep (100);
1395                         }
1396
1397                         int
1398                         main ()
1399                         {
1400                                 pid_t son;
1401                                 int status;
1402                                 int i;
1403
1404                                 son = fork ();
1405                                 if (son == -1) {
1406                                         return 1;
1407                                 }
1408
1409                                 if (son == 0) {
1410                                         child ();
1411                                         return 0;
1412                                 }
1413
1414                                 for (i = 0; i < 3; ++i) {
1415                                         sleep (1);
1416                                         waitpid (son, &status, WNOHANG);
1417                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1418                                                 return 0;
1419                                 }
1420
1421                                 kill (son, SIGKILL);
1422                                 return 1;
1423                         }
1424
1425                 ], [
1426                                 AC_MSG_RESULT(yes)
1427                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1428                 ], [
1429                                 with_sigaltstack=no
1430                                 AC_MSG_RESULT(no)
1431                 ])
1432         fi
1433
1434         dnl ********************************
1435         dnl *** Checks for semaphore lib ***
1436         dnl ********************************
1437         # 'Real Time' functions on Solaris
1438         # posix4 on Solaris 2.6
1439         # pthread (first!) on Linux
1440         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1441
1442         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1443         AC_CHECK_FUNCS(shm_open)
1444
1445         dnl ********************************
1446         dnl *** Checks for timezone stuff **
1447         dnl ********************************
1448         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1449                 AC_TRY_COMPILE([
1450                         #include <time.h>
1451                         ], [
1452                         struct tm tm;
1453                         tm.tm_gmtoff = 1;
1454                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1455         if test $ac_cv_struct_tm_gmtoff = yes; then
1456                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1457         else
1458                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1459                         AC_TRY_COMPILE([
1460                                 #include <time.h>
1461                         ], [
1462                                 timezone = 1;
1463                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1464                 if test $ac_cv_var_timezone = yes; then
1465                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1466                 else
1467                         AC_ERROR(unable to find a way to determine timezone)
1468                 fi
1469         fi
1470
1471         dnl *********************************
1472         dnl *** Checks for math functions ***
1473         dnl *********************************
1474         LIBS="$LIBS -lm";
1475         if test "x$has_broken_apple_cpp" != "xyes"; then
1476                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1477                         AC_TRY_LINK([#include <math.h>],
1478                         [ finite(0.0); ],
1479                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1480                         AC_MSG_RESULT(no)))
1481         fi
1482         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1483                 AC_TRY_LINK([#include <math.h>],
1484                 [ isfinite(0.0); ],
1485                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1486                 AC_MSG_RESULT(no)))
1487
1488         dnl ****************************************************************
1489         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1490         dnl *** have it in the library (duh))                            ***
1491         dnl ****************************************************************
1492         AC_CHECK_FUNCS(poll)
1493
1494         dnl *************************
1495         dnl *** Check for signbit ***
1496         dnl *************************
1497         AC_MSG_CHECKING(for signbit)
1498         AC_TRY_LINK([#include <math.h>], [
1499                 int s = signbit(1.0);
1500         ], [
1501                 AC_MSG_RESULT(yes)
1502                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1503         ], [
1504                 AC_MSG_RESULT(no)
1505         ])
1506
1507         dnl **********************************
1508         dnl *** epoll                      ***
1509         dnl **********************************
1510         AC_CHECK_HEADERS(sys/epoll.h)
1511         haveepoll=no
1512         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1513         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1514                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1515         fi
1516
1517         dnl ******************************
1518         dnl *** Checks for SIOCGIFCONF ***
1519         dnl ******************************
1520         AC_CHECK_HEADERS(sys/ioctl.h)
1521         AC_CHECK_HEADERS(net/if.h)
1522         AC_MSG_CHECKING(for ifreq)
1523         AC_TRY_COMPILE([
1524                 #include <stdio.h>
1525                 #include <sys/ioctl.h>
1526                 #include <net/if.h>
1527                 ], [
1528                 struct ifconf ifc;
1529                 struct ifreq *ifr;
1530                 void *x;
1531                 ifc.ifc_len = 0;
1532                 ifc.ifc_buf = NULL;
1533                 x = (void *) &ifr->ifr_addr;
1534                 ],[
1535                         AC_MSG_RESULT(yes)
1536                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1537                 ], [
1538                         AC_MSG_RESULT(no)
1539                 ])
1540         dnl **********************************
1541         dnl ***     Checks for sin_len     ***
1542         dnl **********************************
1543         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1544         AC_TRY_COMPILE([
1545                 #include <netinet/in.h>
1546                 ], [
1547                 struct sockaddr_in saddr;
1548                 saddr.sin_len = sizeof (saddr);
1549                 ],[
1550                         AC_MSG_RESULT(yes)
1551                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1552                 ], [
1553                         AC_MSG_RESULT(no)
1554                 ])
1555         dnl **********************************
1556         dnl ***    Checks for sin6_len     ***
1557         dnl **********************************
1558         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1559         AC_TRY_COMPILE([
1560                 #include <netinet/in.h>
1561                 ], [
1562                 struct sockaddr_in6 saddr6;
1563                 saddr6.sin6_len = sizeof (saddr6);
1564                 ],[
1565                         AC_MSG_RESULT(yes)
1566                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1567                 ], [
1568                         AC_MSG_RESULT(no)
1569                 ])
1570         dnl **********************************
1571         dnl *** Checks for MonoPosixHelper ***
1572         dnl **********************************
1573         AC_CHECK_HEADERS(checklist.h)
1574         AC_CHECK_HEADERS(fstab.h)
1575         AC_CHECK_HEADERS(attr/xattr.h)
1576         AC_CHECK_HEADERS(sys/extattr.h)
1577         AC_CHECK_HEADERS(sys/sendfile.h)
1578         AC_CHECK_HEADERS(sys/statvfs.h)
1579         AC_CHECK_HEADERS(sys/statfs.h)
1580         AC_CHECK_HEADERS(sys/vfstab.h)
1581         AC_CHECK_HEADERS(sys/xattr.h)
1582         AC_CHECK_HEADERS(sys/mman.h)
1583         AC_CHECK_HEADERS(sys/param.h)
1584         AC_CHECK_HEADERS(sys/mount.h)
1585         AC_CHECK_FUNCS(getdomainname)
1586         AC_CHECK_FUNCS(setdomainname)
1587         AC_CHECK_FUNCS(fgetgrent)
1588         AC_CHECK_FUNCS(fgetpwent)
1589         AC_CHECK_FUNCS(fgetpwent)
1590         AC_CHECK_FUNCS(getfsstat)
1591         AC_CHECK_FUNCS(lutimes)
1592         AC_CHECK_FUNCS(mremap)
1593         AC_CHECK_FUNCS(remap_file_pages)
1594         AC_CHECK_FUNCS(posix_fadvise)
1595         AC_CHECK_FUNCS(posix_fallocate)
1596         AC_CHECK_FUNCS(posix_madvise)
1597         AC_CHECK_FUNCS(vsnprintf)
1598         AC_CHECK_FUNCS(sendfile)
1599         AC_CHECK_FUNCS(sethostid)
1600         AC_CHECK_FUNCS(statfs)
1601         AC_CHECK_FUNCS(fstatfs)
1602         AC_CHECK_FUNCS(statvfs)
1603         AC_CHECK_FUNCS(fstatvfs)
1604         AC_CHECK_FUNCS(stime)
1605         AC_CHECK_FUNCS(strerror_r)
1606         AC_CHECK_FUNCS(ttyname_r)
1607         AC_CHECK_SIZEOF(size_t)
1608         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1609                 [#include <sys/types.h>
1610                  #include <sys/stat.h>
1611                  #include <unistd.h>])
1612         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1613                 [#include <sys/types.h>
1614                  #include <sys/stat.h>
1615                  #include <unistd.h>])
1616         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1617                 [#include <sys/time.h>])
1618         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1619                 [#include <unistd.h>
1620                  #include <fcntl.h>])
1621         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1622                 [#include <sys/poll.h>])
1623         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1624                 [#include <sys/types.h>
1625                  #include <sys/stat.h>
1626                  #include <unistd.h>])
1627         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1628                 [#include <time.h>])
1629         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1630                 [#include <sys/time.h>
1631                  #include <sys/types.h>
1632                  #include <utime.h>])
1633         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1634                 [#include <sys/time.h>])
1635         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1636                 [#include <sys/types.h>
1637                  #include <utime.h>])
1638         AC_CHECK_MEMBERS(
1639                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1640                 [#include <sys/types.h>
1641                  #include <dirent.h>])
1642
1643         dnl Favour xattr through glibc, but use libattr if we have to
1644         AC_CHECK_FUNC(lsetxattr, ,
1645                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1646         )
1647         AC_SUBST(XATTR_LIB)
1648
1649         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1650         AC_CHECK_MEMBERS(
1651                 [struct kinfo_proc.kp_proc],,,
1652                 [#include <sys/types.h>
1653                  #include <sys/sysctl.h>
1654                  #include <sys/proc.h>
1655                  ])
1656
1657         dnl *********************************
1658         dnl *** Checks for Windows compilation ***
1659         dnl *********************************
1660         AC_CHECK_HEADERS(sys/time.h)
1661         AC_CHECK_HEADERS(sys/param.h)
1662         AC_CHECK_HEADERS(dirent.h)
1663
1664         dnl *********************************
1665         dnl *** Check for Console 2.0 I/O ***
1666         dnl *********************************
1667         AC_CHECK_HEADERS([curses.h])
1668         AC_CHECK_HEADERS([term.h], [], [],
1669         [#if HAVE_CURSES_H
1670          #include <curses.h>
1671          #endif
1672         ])
1673         AC_CHECK_HEADERS([termios.h])
1674
1675         dnl * This is provided in io-layer, but on windows it's only available
1676         dnl * on xp+
1677         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1678 else
1679         jdk_headers_found=no
1680         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1681         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1682         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1683         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1684         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1685         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1686         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1687
1688         dnl *********************************
1689         dnl *** Check for struct ip_mreqn ***
1690         dnl *********************************
1691         AC_MSG_CHECKING(for struct ip_mreqn)
1692         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1693                 struct ip_mreqn mreq;
1694                 mreq.imr_address.s_addr = 0;
1695         ], [
1696                 # Yes, we have it...
1697                 AC_MSG_RESULT(yes)
1698                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1699         ], [
1700                 # We'll just have to try and use struct ip_mreq
1701                 AC_MSG_RESULT(no)
1702                 AC_MSG_CHECKING(for struct ip_mreq)
1703                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1704                         struct ip_mreq mreq;
1705                         mreq.imr_interface.s_addr = 0;
1706                 ], [
1707                         # Yes, we have it...
1708                         AC_MSG_RESULT(yes)
1709                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1710                 ], [
1711                         # No multicast support
1712                         AC_MSG_RESULT(no)
1713                 ])
1714         ])
1715         AC_CHECK_FUNCS(GetProcessId)
1716 fi
1717
1718 dnl socklen_t check
1719 AC_MSG_CHECKING(for socklen_t)
1720 AC_TRY_COMPILE([
1721 #include <sys/types.h>
1722 #include <sys/socket.h>
1723 ],[
1724   socklen_t foo;
1725 ],[
1726 ac_cv_c_socklen_t=yes
1727         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1728         AC_MSG_RESULT(yes)
1729 ],[
1730         AC_MSG_RESULT(no)
1731 ])
1732
1733 AC_MSG_CHECKING(for array element initalizer support)
1734 AC_TRY_COMPILE([#include <sys/socket.h>], [
1735         const int array[] = {[1] = 2,};
1736 ], [
1737         # Yes, we have it...
1738         AC_MSG_RESULT(yes)
1739         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1740 ], [
1741         # We'll have to use signals
1742         AC_MSG_RESULT(no)
1743 ])
1744
1745 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1746         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1747         AC_TRY_LINK([#include <math.h>],
1748         [ static void *p = &trunc; ],
1749         [
1750                 AC_DEFINE(HAVE_TRUNC)
1751                 AC_MSG_RESULT(yes)
1752                 ac_cv_trunc=yes
1753         ],
1754         AC_MSG_RESULT(no)))
1755
1756 if test "x$ac_cv_truncl" != "xyes"; then
1757    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1758 fi
1759
1760 AC_CHECK_FUNCS(round)
1761 AC_CHECK_FUNCS(rint)
1762
1763 dnl ****************************
1764 dnl *** Look for /dev/random ***
1765 dnl ****************************
1766
1767 AC_MSG_CHECKING([if usage of random device is requested])
1768 AC_ARG_ENABLE(dev-random,
1769 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1770 try_dev_random=$enableval, try_dev_random=yes)
1771
1772 AC_MSG_RESULT($try_dev_random)
1773
1774 case "{$target}" in
1775     *-openbsd*)
1776     NAME_DEV_RANDOM="/dev/srandom"
1777     ;;
1778
1779 dnl Win32 does not have /dev/random, they have their own method...
1780
1781     *-*-mingw*|*-*-cygwin*)
1782     ac_cv_have_dev_random=no
1783     ;;
1784
1785 dnl Everywhere else, it's /dev/random
1786
1787     *)
1788     NAME_DEV_RANDOM="/dev/random"
1789     ;;
1790 esac
1791
1792 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1793
1794 dnl Now check if the device actually exists
1795
1796 if test "x$try_dev_random" = "xyes"; then
1797     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1798     [if test -r "$NAME_DEV_RANDOM" ; then
1799         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1800     if test "x$ac_cv_have_dev_random" = "xyes"; then
1801         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1802     fi
1803 else
1804     AC_MSG_CHECKING(for random device)
1805     ac_cv_have_dev_random=no
1806     AC_MSG_RESULT(has been disabled)
1807 fi
1808
1809 if test "x$host_win32" = "xyes"; then
1810     AC_DEFINE(HAVE_CRYPT_RNG)
1811 fi
1812
1813 if test "x$ac_cv_have_dev_random" = "xno" \
1814     && test "x$host_win32" = "xno"; then
1815     AC_MSG_WARN([[
1816 ***
1817 *** A system-provided entropy source was not found on this system.
1818 *** Because of this, the System.Security.Cryptography random number generator
1819 *** will throw a NotImplemented exception.
1820 ***
1821 *** If you are seeing this message, and you know your system DOES have an
1822 *** entropy collection in place, please contact <crichton@gimp.org> and
1823 *** provide information about the system and how to access the random device.
1824 ***
1825 *** Otherwise you can install either egd or prngd and set the environment
1826 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1827 ***]])
1828 fi
1829
1830 AC_MSG_CHECKING([if inter-process shared handles are requested])
1831 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1832 AC_MSG_RESULT($try_shared_handles)
1833 if test "x$try_shared_handles" != "xyes"; then
1834         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1835         AC_SUBST(DISABLE_SHARED_HANDLES)
1836 fi
1837
1838 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1839 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1840
1841 AC_MSG_CHECKING([if big-arrays are to be enabled])
1842 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1843 if test "x$enable_big_arrays" = "xyes" ; then
1844     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1845         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1846     else
1847         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1848     fi
1849 fi
1850 AC_MSG_RESULT($enable_big_arrays)
1851
1852 dnl **************
1853 dnl *** DTRACE ***
1854 dnl **************
1855
1856 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1857
1858 if test "x$enable_dtrace" = "xyes"; then
1859    if test "x$has_dtrace" = "xno"; then
1860           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1861    fi
1862    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1863    if test "x$DTRACE" = "xno"; then
1864           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1865           enable_dtrace=no
1866    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1867           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1868           enable_dtrace=no
1869    fi
1870 fi
1871
1872 dtrace_g=no
1873 if test "x$enable_dtrace" = "xyes"; then
1874         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1875         DTRACEFLAGS=
1876         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1877                 case "$host" in
1878                         powerpc-*-darwin*)
1879                         DTRACEFLAGS="-arch ppc64"
1880                         ;;
1881                         i*86-*-darwin*)
1882                         DTRACEFLAGS="-arch x86_64"
1883                         ;;
1884                         *)
1885                         DTRACEFLAGS=-64
1886                         ;;
1887                 esac
1888         else
1889                 case "$host" in
1890                         powerpc-*-darwin*)
1891                         DTRACEFLAGS="-arch ppc"
1892                         ;;
1893                         i*86-*-darwin*)
1894                         DTRACEFLAGS="-arch i386"
1895                         ;;
1896                         *)
1897                         DTRACEFLAGS=-32
1898                         ;;
1899                 esac
1900         fi
1901         AC_SUBST(DTRACEFLAGS)
1902         case "$host" in
1903                 *-*-solaris*)
1904                 dtrace_g=yes
1905                 ;;
1906         esac
1907         AC_CHECK_HEADERS([sys/sdt.h])
1908 fi
1909 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1910 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1911
1912 dnl **************
1913 dnl ***  LLVM  ***
1914 dnl **************
1915
1916 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
1917
1918 if test "x$enable_llvm" = "xyes"; then
1919    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
1920    if test "x$LLVM_CONFIG" = "xno"; then
1921           AC_MSG_ERROR([llvm-config not found.])
1922    fi
1923
1924    # The output of --cflags seems to include optimizations flags too
1925    LLVM_CFLAGS=`$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'`
1926    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
1927    # from LLVM classes.
1928    LLVM_CXXFLAGS=`$LLVM_CONFIG --cxxflags` -fno-rtti
1929    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
1930    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
1931    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
1932
1933    # Should be something like '2.6' or '2.7svn'
1934    llvm_version=`$LLVM_CONFIG --version`
1935    major_version=`echo $llvm_version | cut -c 1`
1936    minor_version=`echo $llvm_version | cut -c 3`
1937
1938    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
1939    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
1940
1941    # Have to pass these on the command line since mini-llvm-cpp.h already includes
1942    # llvm's config.h
1943    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
1944
1945    AC_SUBST(LLVM_CFLAGS)
1946    AC_SUBST(LLVM_CXXFLAGS)
1947    AC_SUBST(LLVM_LIBS)
1948    AC_SUBST(LLVM_LDFLAGS)
1949    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
1950 fi
1951
1952 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
1953
1954 TARGET="unknown"
1955 ACCESS_UNALIGNED="yes"
1956
1957 JIT_SUPPORTED=no
1958 INTERP_SUPPORTED=no
1959 LIBC="libc.so.6"
1960 INTL="libc.so.6"
1961 SQLITE="libsqlite.so.0"
1962 SQLITE3="libsqlite3.so.0"
1963 X11="libX11.so"
1964
1965 sizeof_register="SIZEOF_VOID_P"
1966
1967 jit_wanted=false
1968 interp_wanted=false
1969 case "$host" in
1970 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1971 #               TARGET=MIPS;
1972 #               ACCESS_UNALIGNED="no"
1973 #               ;;
1974         mips*)
1975                 TARGET=MIPS;
1976                 arch_target=mips;
1977                 ACCESS_UNALIGNED="no"
1978                 JIT_SUPPORTED=yes
1979                 jit_wanted=true
1980
1981                 AC_MSG_CHECKING(for mips n32)
1982                 AC_TRY_COMPILE([], [
1983                 void main () {
1984                 #if _MIPS_SIM != _ABIN32
1985                 #error Not mips n32
1986                 #endif
1987                 }
1988                 ],[
1989                 AC_MSG_RESULT(yes)
1990                 sizeof_register=8
1991                 ],[
1992                 AC_MSG_RESULT(no)
1993                 ])
1994                 ;;
1995         i*86-*-*)
1996                 TARGET=X86;
1997                 arch_target=x86;
1998                 JIT_SUPPORTED=yes
1999                 jit_wanted=true
2000                 case $host_os in
2001                   solaris*)
2002                         LIBC="libc.so"
2003                         INTL="libintl.so"
2004                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2005                                 TARGET=AMD64
2006                                 arch_target=amd64
2007                         fi
2008
2009                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2010                         # int astruct __attribute__ ((visibility ("hidden")));
2011                         # void foo ()
2012                         # {
2013                         #       void *p = &astruct;
2014                         # }
2015                         # gcc -fPIC --shared -o libfoo.so foo.c
2016                         # yields:
2017                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2018                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2019                         have_visibility_hidden=no
2020                         ;;
2021                   cygwin*)
2022                         have_visibility_hidden=no
2023                 esac
2024                 ;;
2025         x86_64-*-* | amd64-*-*)
2026                 TARGET=AMD64;
2027                 arch_target=amd64;
2028                 JIT_SUPPORTED=yes
2029                 jit_wanted=true
2030                 ;;
2031         ia64-*-*)
2032                 TARGET=IA64
2033                 arch_target=ia64
2034                 ACCESS_UNALIGNED="no"
2035                 JIT_SUPPORTED=yes
2036                 jit_wanted=true
2037                 LIBC="libc.so.6.1"
2038                 INTL="libc.so.6.1"
2039                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2040                 libmono_ldflags="-lunwind"
2041                 ;;
2042         sparc*-*-*)
2043                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2044                    TARGET=SPARC64
2045                 else
2046                         TARGET=SPARC
2047                 fi
2048                 arch_target=sparc;
2049                 JIT_SUPPORTED=yes
2050                 ACCESS_UNALIGNED="no"
2051                 case $host_os in
2052                   linux*) ;;
2053                   *)
2054                         LIBC="libc.so"
2055                         INTL="libintl.so"
2056                 esac
2057                 jit_wanted=true
2058                 if test x"$GCC" = xyes; then
2059                         # We don't support v8 cpus
2060                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2061                 fi
2062                 if test x"$AR" = xfalse; then
2063                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2064                 fi
2065                 ;;
2066        alpha*-*-linux* | alpha*-*-osf*)
2067                 TARGET=ALPHA;
2068                 ACCESS_UNALIGNED="no"
2069                 JIT_SUPPORTED=yes
2070                 jit_wanted=true
2071                 arch_target=alpha;
2072                 CFLAGS="$CFLAGS -mieee -O0"
2073                 case $host_os in
2074                   linux*)
2075                         LIBC="libc.so.6.1"
2076                         INTL="libc.so.6.1"
2077                 esac
2078                ;;
2079         *-*-mingw*|*-*-cygwin*)
2080                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2081                 have_visibility_hidden=no
2082                 INTL="intl"
2083                 ;;
2084         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2085                 TARGET=HPPA;
2086                 arch_target=hppa;
2087                 LIBC="libc.sl"
2088                 ACCESS_UNALIGNED="no"
2089                 INTERP_SUPPORTED=yes
2090                 interp_wanted=true
2091                 ;;
2092         hppa*linux*)
2093                 TARGET=HPPA;
2094                 arch_target=hppa;
2095                 ACCESS_UNALIGNED="no"
2096                 JIT_SUPPORTED=yes
2097                 jit_wanted=true
2098                 ;;
2099         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2100         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2101                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2102                         TARGET=POWERPC64;
2103                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2104                         CFLAGS="$CFLAGS -mminimal-toc"
2105                 else
2106                         TARGET=POWERPC;
2107                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2108                 fi
2109                 arch_target=ppc;
2110                 JIT_SUPPORTED=yes
2111                 jit_wanted=true
2112                 ;;
2113         arm*-darwin*)
2114                 TARGET=ARM;
2115                 arch_target=arm;
2116                 ACCESS_UNALIGNED="no"
2117                 JIT_SUPPORTED=yes
2118                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2119                 jit_wanted=true
2120                 ;;
2121         arm*-linux*)
2122                 TARGET=ARM;
2123                 arch_target=arm;
2124                 ACCESS_UNALIGNED="no"
2125                 JIT_SUPPORTED=yes
2126                 jit_wanted=true
2127                 ;;
2128         s390-*-linux*)
2129                 TARGET=S390;
2130                 arch_target=s390;
2131                 ACCESS_UNALIGNED="no"
2132                 JIT_SUPPORTED=yes
2133                 jit_wanted=true
2134                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2135                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2136                 ;;
2137         s390x-*-linux*)
2138                 TARGET=S390x;
2139                 arch_target=s390x;
2140                 ACCESS_UNALIGNED="no"
2141                 JIT_SUPPORTED=yes
2142                 jit_wanted=true
2143                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2144                 ;;
2145 esac
2146
2147 if test "x$host" != "x$target"; then
2148    case "$target" in
2149    powerpc64-ps3-linux-gnu)
2150                 TARGET=POWERPC64
2151                 arch_target=powerpc64
2152                 AC_DEFINE(TARGET_PS3, 1, [...])
2153                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2154                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2155                 # uses this define
2156                 AC_DEFINE(__mono_ppc64__, 1, [...])
2157                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2158                 sizeof_register=8
2159                 target_byte_order=G_BIG_ENDIAN
2160                 ;;
2161
2162    powerpc64-xbox360-linux-gnu)
2163                 TARGET=POWERPC64
2164                 arch_target=powerpc64
2165                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2166                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2167                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2168                 # uses this define
2169                 sizeof_register=8
2170                 target_byte_order=G_BIG_ENDIAN
2171                 ;;
2172         *)
2173                 AC_MSG_ERROR([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2174         esac
2175 fi
2176
2177 # FIXME: Define the others as well
2178 case "$TARGET" in
2179 X86)
2180         AC_DEFINE(TARGET_X86, 1, [...])
2181         ;;
2182 AMD64)
2183         AC_DEFINE(TARGET_AMD64, 1, [...])
2184         ;;
2185 ARM)
2186         AC_DEFINE(TARGET_ARM, 1, [...])
2187         ;;
2188 POWERPC)
2189         AC_DEFINE(TARGET_POWERPC, 1, [...])
2190         ;;
2191 POWERPC64)
2192         AC_DEFINE(TARGET_POWERPC, 1, [...])
2193         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2194         ;;
2195 esac
2196
2197 if test "x$sizeof_register" = "x4"; then
2198    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2199 elif test "x$sizeof_register" = "x8"; then
2200    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2201 else
2202    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2203 fi
2204
2205 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2206    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2207 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2208    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2209 else
2210    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2211 fi
2212
2213 if test "x$have_visibility_hidden" = "xyes"; then
2214    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2215 fi
2216
2217 if test "x$have_deprecated" = "xyes"; then
2218    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2219 fi
2220
2221 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2222         if test x$withval = xyes; then
2223            jit_wanted=true
2224         else
2225            jit_wanted=false
2226         fi
2227 ])
2228
2229 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2230         if test x$withval = xyes; then
2231            interp_wanted=true
2232         else
2233            interp_wanted=false
2234         fi
2235 ])
2236
2237 USEJIT=false
2238 if test x$JIT_SUPPORTED = xyes; then
2239    if $jit_wanted; then
2240       USEJIT=true
2241       jit_status="Building and using the JIT"
2242    else
2243       if $interp_wanted; then
2244          jit_status="Building the JIT, defaulting to the interpreter"
2245       else
2246          AC_ERROR(No JIT or interpreter support available or selected.)
2247       fi
2248    fi
2249 else
2250    if test x$interp_wanted = xtrue; then
2251       jit_status="interpreter"
2252    else
2253       AC_ERROR(No JIT or interpreter support available or selected.)
2254    fi
2255 fi
2256
2257 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2258
2259 libsuffix=".so"
2260
2261 case "$host" in
2262      *-*-darwin*)
2263         libsuffix=".dylib"
2264         LIBC="libc.dylib"
2265         INTL="libintl.dylib"
2266         SQLITE="libsqlite.0.dylib"
2267         SQLITE3="libsqlite3.0.dylib"
2268         X11="libX11.dylib"
2269         ;;
2270      *-*-*netbsd*)
2271         LIBC="libc.so.12"
2272         INTL="libintl.so.0"
2273         ;;
2274     *-*-*freebsd*)
2275         LIBC="libc.so"
2276         INTL="libintl.so"
2277         ;;
2278     *-*-*openbsd*)
2279         LIBC="libc.so"
2280         INTL="libintl.so"
2281         ;;
2282     *-*-*linux*)
2283         AC_PATH_X
2284         AC_MSG_CHECKING(for the soname of libX11.so)
2285         for i in $x_libraries /usr/lib /usr/lib64; do
2286                 for r in 4 5 6; do
2287                         if test -f $i/libX11.so.$r; then
2288                                 X11=libX11.so.$r
2289                                 AC_MSG_RESULT($X11)
2290                         fi
2291                 done
2292         done
2293
2294         if test "x$X11" = "xlibX11.so"; then
2295                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2296         fi
2297         ;;
2298 esac
2299
2300
2301 AC_SUBST(libsuffix)
2302
2303 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2304         if test "x$with_tls" = "x__thread"; then
2305                 #
2306                 # On some linux distributions, TLS works in executables, but linking
2307                 # against a shared library containing TLS fails with:
2308                 # undefined reference to `__tls_get_addr'
2309                 #
2310                 rm -f conftest.c conftest.so conftest
2311                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2312                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2313                 $CC -o conftest conftest.so > /dev/null 2>&1
2314                 if test ! -f conftest; then
2315                    AC_MSG_WARN([Disabling usage of __thread.]);
2316                    with_tls=pthread
2317                 fi
2318                 rm -f conftest.c conftest.so conftest
2319         fi
2320 fi
2321
2322 mono_debugger_supported=no
2323 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2324 if test "x$try_mono_debugger" = "xyes"; then
2325         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2326                 if test x$use_included_gc = xyes; then
2327                         case "$host" in
2328                         *-*-*linux*)
2329                                 mono_debugger_supported=yes
2330                                 ;;
2331                         *86-apple-darwin*)
2332                                 mono_debugger_supported=yes
2333                                 ;;
2334                         esac
2335                 fi
2336         fi
2337 fi
2338
2339 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2340 if test "x$mono_debugger_supported" = "xyes"; then
2341         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2342 fi
2343 AC_MSG_RESULT($mono_debugger_supported)
2344 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2345
2346 if test "x$with_tls" = "x__thread"; then
2347         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2348         # Pass the information to libgc
2349         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2350         AC_MSG_CHECKING(if the tls_model attribute is supported)
2351         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2352                 ], [
2353                         AC_MSG_RESULT(yes)
2354                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2355                 ], [
2356                         AC_MSG_RESULT(no)
2357         ])
2358 fi
2359
2360 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2361         dnl ******************************************
2362         dnl *** Check to see what FPU is available ***
2363         dnl ******************************************
2364         AC_MSG_CHECKING(which FPU to use)
2365
2366         AC_TRY_COMPILE([], [
2367                 __asm__ ("ldfd f0, [r0]");
2368                 ], fpu=FPA, fpu=NONE)
2369
2370         AC_MSG_RESULT($fpu)
2371         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2372         unset fpu
2373 fi
2374
2375 if test ${TARGET} = unknown; then
2376         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2377         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2378 fi
2379
2380 if test ${ACCESS_UNALIGNED} = no; then
2381         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2382 fi
2383
2384 case "x$gc" in
2385         xincluded)
2386                 # Pass CPPFLAGS to libgc configure
2387                 # We should use a separate variable for this to avoid passing useless and
2388                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2389                 # This should be executed late so we pick up the final version of CPPFLAGS
2390                 # The problem with this approach, is that during a reconfigure, the main
2391                 # configure scripts gets invoked with these arguments, so we use separate
2392                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2393                 LIBGC_CPPFLAGS=$CPPFLAGS
2394                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2395                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2396                 fi
2397                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2398                 AC_CONFIG_SUBDIRS(libgc)
2399                 ;;
2400 esac
2401
2402 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2403 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to no)],                  [], [with_profile4=no])
2404 AC_ARG_WITH(moonlight, [  --with-moonlight=yes,no         If you want to build the Moonlight 2.1 assemblies (defaults to yes)], [], [with_moonlight=yes])
2405 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2406
2407 OPROFILE=no
2408 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2409         if test x$with_oprofile != xno; then
2410             oprofile_include=$with_oprofile/include
2411             if test ! -f $oprofile_include/opagent.h; then
2412                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2413                 fi
2414             OPROFILE=yes
2415                 OPROFILE_CFLAGS="-I$oprofile_include"
2416             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2417             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2418         fi
2419 ])
2420
2421 MALLOC_MEMPOOLS=no
2422 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2423         if test x$with_malloc_mempools = xyes; then
2424                 MALLOC_MEMPOOLS=yes
2425                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2426         fi
2427 ])
2428
2429
2430 DISABLE_MCS_DOCS=no
2431 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2432         if test x$with_mcs_docs != xyes; then
2433                 DISABLE_MCS_DOCS=yes
2434         fi
2435 ])
2436
2437 dnl
2438 dnl Consistency settings
2439 dnl
2440 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2441    DISABLE_MCS_DOCS=yes
2442    docs_dir=""
2443 else
2444    docs_dir=docs
2445 fi
2446 AC_SUBST(docs_dir)
2447
2448 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2449 AC_SUBST(OPROFILE_CFLAGS)
2450 AC_SUBST(OPROFILE_LIBS)
2451
2452 libmono_ldflags="$libmono_ldflags $LIBS"
2453
2454 AM_CONDITIONAL(INSTALL_2_1, [test "x$with_moonlight" = xyes])
2455 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2456 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2457
2458 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2459 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2460 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2461 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2462 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2463 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2464 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2465 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2466 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2467 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2468 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2469 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2470 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2471 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2472 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2473 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2474
2475 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2476 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2477 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2478
2479 AC_SUBST(LIBC)
2480 AC_SUBST(INTL)
2481 AC_SUBST(SQLITE)
2482 AC_SUBST(SQLITE3)
2483 AC_SUBST(X11)
2484 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2485 AC_SUBST(arch_target)
2486 AC_SUBST(CFLAGS)
2487 AC_SUBST(CPPFLAGS)
2488 AC_SUBST(LDFLAGS)
2489
2490 mono_build_root=`pwd`
2491 AC_SUBST(mono_build_root)
2492
2493 if test x$USEJIT = xtrue; then
2494   mono_runtime=mono/mini/mono
2495 else
2496   mono_runtime=mono/interpreter/mint
2497 fi
2498 AC_SUBST(mono_runtime)
2499
2500 mono_cfg_root=$mono_build_root/runtime
2501 if test x$host_win32 = xyes; then
2502   if test "x$cross_compiling" = "xno"; then
2503     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2504   else
2505     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2506   fi
2507 else
2508   mono_cfg_dir=$mono_cfg_root/etc
2509 fi
2510 AC_SUBST(mono_cfg_dir)
2511
2512 AC_CONFIG_FILES([po/mcs/Makefile.in])
2513
2514 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2515 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2516
2517 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2518 [   depth=../../../..
2519     case $srcdir in
2520     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2521     .) reldir=$depth ;;
2522     *) reldir=$depth/$srcdir ;;
2523     esac
2524     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2525     cd runtime/etc/mono/1.0
2526     rm -f machine.config
2527     $LN_S $reldir/data/net_1_1/machine.config machine.config
2528     cd $depth
2529 ],[LN_S='$LN_S'])
2530
2531 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2532 [   depth=../../../..
2533     case $srcdir in
2534     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2535     .) reldir=$depth ;;
2536     *) reldir=$depth/$srcdir ;;
2537     esac
2538     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2539     cd runtime/etc/mono/2.0
2540     rm -f machine.config
2541     $LN_S $reldir/data/net_2_0/machine.config machine.config
2542     cd $depth
2543 ],[LN_S='$LN_S'])
2544
2545 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2546 [   depth=../../../..
2547     case $srcdir in
2548     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2549     .) reldir=$depth ;;
2550     *) reldir=$depth/$srcdir ;;
2551     esac
2552     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2553     cd runtime/etc/mono/2.0
2554     rm -f web.config
2555     $LN_S $reldir/data/net_2_0/web.config web.config
2556     cd $depth
2557 ],[LN_S='$LN_S'])
2558
2559 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2560 [   depth=../../..
2561     case $srcdir in
2562     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2563     .) reldir=$depth ;;
2564     *) reldir=$depth/$srcdir ;;
2565     esac
2566     $ac_aux_dir/install-sh -d runtime/etc/mono/
2567     cd runtime/etc/mono/
2568     rm -f browscap.ini
2569     $LN_S $reldir/data/browscap.ini browscap.ini
2570     cd $depth
2571 ],[LN_S='$LN_S'])
2572
2573 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2574 [   depth=../../../../..
2575     case $srcdir in
2576     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2577     .) reldir=$depth ;;
2578     *) reldir=$depth/$srcdir ;;
2579     esac
2580     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2581     cd runtime/etc/mono/2.0/Browsers
2582     rm -f Compat.browser
2583     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2584     cd $depth
2585 ],[LN_S='$LN_S'])
2586
2587 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2588 [   depth=../../../..
2589     case $srcdir in
2590     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2591     .) reldir=$depth ;;
2592     *) reldir=$depth/$srcdir ;;
2593     esac
2594     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2595     cd runtime/etc/mono/4.0
2596     rm -f machine.config
2597     $LN_S $reldir/data/net_4_0/machine.config machine.config
2598     cd $depth
2599 ],[LN_S='$LN_S'])
2600
2601 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2602 [   depth=../../../..
2603     case $srcdir in
2604     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2605     .) reldir=$depth ;;
2606     *) reldir=$depth/$srcdir ;;
2607     esac
2608     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2609     cd runtime/etc/mono/4.0
2610     rm -f web.config
2611     $LN_S $reldir/data/net_4_0/web.config web.config
2612     cd $depth
2613 ],[LN_S='$LN_S'])
2614
2615 if test x$enable_quiet_build = xyes; then
2616    AC_CONFIG_COMMANDS([quiet], [for i in `find mono libgc support -name Makefile.in | sed -e 's/Makefile.in/Makefile/g'`; do if test -f $i; then $srcdir/scripts/patch-quiet.sh $i; fi; done], [shell=$SHELL])
2617    AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/$echo "copying selected/$show "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool; sed -e 's/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
2618 fi
2619
2620 AC_OUTPUT([
2621 Makefile
2622 mono-core.spec
2623 mono-uninstalled.pc
2624 scripts/mono-find-provides
2625 scripts/mono-find-requires
2626 mono/Makefile
2627 mono/utils/Makefile
2628 mono/metadata/Makefile
2629 mono/dis/Makefile
2630 mono/cil/Makefile
2631 mono/arch/Makefile
2632 mono/arch/x86/Makefile
2633 mono/arch/amd64/Makefile
2634 mono/arch/hppa/Makefile
2635 mono/arch/ppc/Makefile
2636 mono/arch/sparc/Makefile
2637 mono/arch/s390/Makefile
2638 mono/arch/s390x/Makefile
2639 mono/arch/arm/Makefile
2640 mono/arch/alpha/Makefile
2641 mono/arch/ia64/Makefile
2642 mono/arch/mips/Makefile
2643 mono/interpreter/Makefile
2644 mono/tests/Makefile
2645 mono/tests/tests-config
2646 mono/tests/assemblyresolve/Makefile
2647 mono/tests/cas/Makefile
2648 mono/tests/cas/assembly/Makefile
2649 mono/tests/cas/demand/Makefile
2650 mono/tests/cas/inheritance/Makefile
2651 mono/tests/cas/linkdemand/Makefile
2652 mono/tests/cas/threads/Makefile
2653 mono/benchmark/Makefile
2654 mono/monograph/Makefile
2655 mono/io-layer/Makefile
2656 mono/mini/Makefile
2657 mono/profiler/Makefile
2658 ikvm-native/Makefile
2659 scripts/Makefile
2660 man/Makefile
2661 web/Makefile
2662 docs/Makefile
2663 data/Makefile
2664 data/net_2_0/Makefile
2665 data/net_4_0/Makefile
2666 data/net_2_0/Browsers/Makefile
2667 data/mint.pc
2668 data/mono.pc
2669 data/mono-cairo.pc
2670 data/mono-nunit.pc
2671 data/mono-options.pc
2672 data/mono-lineeditor.pc
2673 data/monodoc.pc
2674 data/mono.web.pc
2675 data/dotnet.pc
2676 data/dotnet35.pc
2677 data/wcf.pc
2678 data/cecil.pc
2679 data/system.web.extensions_1.0.pc
2680 data/system.web.extensions.design_1.0.pc
2681 data/system.web.mvc.pc
2682 samples/Makefile
2683 support/Makefile
2684 data/config
2685 tools/Makefile
2686 tools/locale-builder/Makefile
2687 runtime/Makefile
2688 msvc/Makefile
2689 po/Makefile
2690 ])
2691
2692 if test x$host_win32 = xyes; then
2693    # Get rid of 'cyg' prefixes in library names
2694    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2695    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2696    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2697    # executable doesn't work...
2698    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2699 fi
2700
2701 (
2702   case $prefix in
2703   NONE) prefix=$ac_default_prefix ;;
2704   esac
2705   case $exec_prefix in
2706   NONE) exec_prefix='${prefix}' ;;
2707   esac
2708
2709   test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build
2710
2711   #
2712   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2713   # any existing config.make.  This allows people to share the same source tree
2714   # with different build directories, one native and one cross
2715   #
2716   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2717     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
2718     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
2719     echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make
2720     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
2721     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make
2722     echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make
2723     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make
2724     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make
2725     case $INSTALL in
2726     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2727     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2728     esac
2729
2730     echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make
2731
2732     export VERSION
2733     [myver=$($AWK 'BEGIN {
2734       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2735       if(length(vsplit [1]) > 4) {
2736         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2737       }
2738       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2739     }')]
2740
2741     echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make
2742   fi
2743
2744   if test x$platform_darwin = xyes; then
2745         echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make
2746   fi
2747
2748   if test x$TARGET = xAMD64 -a x$host_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then
2749          echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make
2750   fi
2751
2752   # if we have an olive folder, override the default settings
2753   if test -d $olivedir; then
2754
2755     test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2756
2757     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2758       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2759       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2760       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2761       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2762       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2763       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2764       if test x$with_moonlight = xyes; then
2765         echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make
2766       fi
2767     fi
2768   fi
2769
2770   if test x$DISABLE_MCS_DOCS = xyes; then
2771         echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make
2772   fi
2773 )
2774
2775 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2776
2777 echo "
2778         mcs source:    $mcs_topdir
2779         olive source:  $olive_topdir
2780
2781         GC:            $gc
2782         GLIB:          $with_glib
2783         TLS:           $with_tls
2784         SIGALTSTACK:   $with_sigaltstack
2785         Engine:        $jit_status
2786         Moon Profile:  $with_moonlight
2787         4.0 Alpha:     $with_profile4
2788         MonoTouch:     $with_monotouch
2789         JNI support:   $jdk_headers_found
2790         libgdiplus:    $libgdiplus_msg
2791         zlib:          $zlib_msg
2792         oprofile:      $OPROFILE
2793         BigArrays:     $enable_big_arrays
2794         DTrace:        $enable_dtrace
2795         Parallel Mark: $enable_parallel_mark
2796         LLVM Back End: $enable_llvm
2797         $disabled
2798
2799 "
2800 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
2801    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2802 fi
2803
2804 if test x$gc = xsgen; then
2805         echo IMPORTANT:
2806         echo IMPORTANT: You have selected an experimental, work-in-progress
2807         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2808         echo IMPORTANT: and is not yet ready for use.
2809         echo IMPORTANT:
2810         echo IMPORTANT: There are known problems with it, use at your own risk.
2811 fi
2812
2813 if test x$enable_llvm = xyes; then
2814    echo IMPORTANT:
2815    echo IMPORTANT: The LLVM Back End is experimental and has known problems.
2816    echo IMPORTANT:
2817 fi