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,2.5)
  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
  44 #
  45 # These are the flags that need to be stored in the mono.pc file for
  46 # compiling code that will embed Mono
  47 #
  48 libmono_cflags=""
  49 libmono_ldflags=""
  50 AC_SUBST(libmono_cflags)
  51 AC_SUBST(libmono_ldflags)
  52
  53 # Variable to have relocatable .pc files (lib, or lib64)
  54 reloc_libdir=`basename ${libdir}`
  55 AC_SUBST(reloc_libdir)
  56
  57 dnl if linker handles the version script
  58 no_version_script=no
  59
  60 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  61 need_link_unlink=no
  62
  63 # Thread configuration inspired by sleepycat's db
  64 AC_MSG_CHECKING([host platform characteristics])
  65 libgc_threads=no
  66 has_dtrace=no
  67 parallel_mark=yes
  68 case "$host" in
  69         *-*-mingw*|*-*-cygwin*)
  70                 platform_win32=yes
  71                 AC_DEFINE(PLATFORM_WIN32,1,[Platform is Win32])
  72                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  73                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  74                 if test "x$cross_compiling" = "xno"; then
  75                         CC="gcc -mno-cygwin -g"
  76                         # So libgc configure gets -mno-cygwin
  77                         export CC
  78                 fi
  79                 HOST_CC="gcc"
  80                 # Windows 2000 is required that includes Internet Explorer 5.01
  81                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
  82                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
  83                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
  84                 libdl=
  85                 libgc_threads=win32
  86                 gc_default=included
  87                 with_sigaltstack=no
  88                 LN_S=cp
  89                 # This forces libgc to use the DllMain based thread registration code on win32
  90                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
  91                 ;;
  92         *-*-*netbsd*)
  93                 platform_win32=no
  94                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
  95                 libmono_cflags="-D_REENTRANT"
  96                 LDFLAGS="$LDFLAGS -pthread"
  97                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
  98                 libmono_ldflags="-pthread"
  99                 need_link_unlink=yes
 100                 libdl="-ldl"
 101                 libgc_threads=pthreads
 102                 with_sigaltstack=no
 103                 use_sigposix=yes
 104                 ;;
 105         *-*-*freebsd*)
 106                 platform_win32=no
 107                 if test "x$PTHREAD_CFLAGS" = "x"; then
 108                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 109                         libmono_cflags=
 110                 else
 111                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 112                         libmono_cflags="$PTHREAD_CFLAGS"
 113                 fi
 114                 if test "x$PTHREAD_LIBS" = "x"; then
 115                         LDFLAGS="$LDFLAGS -pthread"
 116                         libmono_ldflags="-pthread"
 117                 else
 118                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 119                         libmono_ldflags="$PTHREAD_LIBS"
 120                 fi
 121                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 122                 need_link_unlink=yes
 123                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 124                 libdl=
 125                 libgc_threads=pthreads
 126                 # This doesn't seem to work as of 7.0 on amd64
 127                 with_sigaltstack=no
 128 # TLS is only partially implemented on -CURRENT (compiler support
 129 # but NOT library support)
 130 #
 131                 with_tls=pthread
 132                 use_sigposix=yes
 133                 ;;
 134         *-*-*openbsd*)
 135                 platform_win32=no
 136                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS -DPLATFORM_BSD"
 137                 libmono_cflags="-D_THREAD_SAFE"
 138                 LDFLAGS="$LDFLAGS -pthread"
 139                 libmono_ldflags="-pthread"
 140                 need_link_unlink=yes
 141                 AC_DEFINE(PTHREAD_POINTER_ID)
 142                 libdl=
 143                 libgc_threads=pthreads
 144                 use_sigposix=yes
 145                 ;;
 146         *-*-linux*)
 147                 platform_win32=no
 148                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP -DUSE_MUNMAP"
 149                 libmono_cflags="-D_REENTRANT"
 150                 libmono_ldflags="-lpthread"
 151                 libdl="-ldl"
 152                 libgc_threads=pthreads
 153                 AOT_SUPPORTED="yes"
 154                 use_sigposix=yes
 155                 ;;
 156         *-*-hpux*)
 157                 platform_win32=no
 158                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 159                 # +ESdbgasm only valid on bundled cc on RISC
 160                 # silently ignored for ia64
 161                 if test $GCC != "yes"; then
 162                         CFLAGS="$CFLAGS +ESdbgasm"
 163                         # Arrange for run-time dereferencing of null
 164                         # pointers to produce a SIGSEGV signal.
 165                         LDFLAGS="$LDFLAGS -z"
 166                 fi
 167                 CFLAGS="$CFLAGS +ESdbgasm"
 168                 LDFLAGS="$LDFLAGS -z"
 169                 libmono_cflags="-D_REENTRANT"
 170                 libmono_ldflags="-lpthread"
 171                 libgc_threads=pthreads
 172                 need_link_unlink=yes
 173                 use_sigposix=yes
 174                 ;;
 175         *-*-solaris*)
 176                 platform_win32=no
 177                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 178                 need_link_unlink=yes
 179                 libmono_cflags="-D_REENTRANT"
 180                 libgc_threads=pthreads
 181                 # This doesn't seem to work on solaris/x86, but the configure test runs
 182                 with_tls=pthread
 183                 has_dtrace=yes
 184                 use_sigposix=yes
 185                 ;;
 186         *-*-darwin*)
 187                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 188                 platform_win32=no
 189                 platform_darwin=yes
 190                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 191                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 192                 libmono_cflags="-D_THREAD_SAFE"
 193                 LDFLAGS="$LDFLAGS -pthread"
 194                 libmono_ldflags="-pthread"
 195                 need_link_unlink=yes
 196                 AC_DEFINE(PTHREAD_POINTER_ID)
 197                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 198                 no_version_script=yes
 199                 libdl=
 200                 libgc_threads=pthreads
 201                 has_dtrace=yes
 202                 if test "x$cross_compiling" = "xyes"; then
 203                         has_broken_apple_cpp=yes
 204                 fi
 205                 ;;
 206         *)
 207                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 208                 platform_win32=no
 209                 libdl="-ldl"
 210                 ;;
 211 esac
 212 AC_MSG_RESULT(ok)
 213
 214 if test x$need_link_unlink = xyes; then
 215    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 216 fi
 217
 218 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
 219 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 220 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 221 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 222
 223 AC_CHECK_TOOL(CC, gcc, gcc)
 224 AC_PROG_CC
 225 AM_PROG_AS
 226 AM_PROG_CC_STDC
 227 AC_PROG_INSTALL
 228 AC_PROG_AWK
 229 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 230 : ${CCAS='$(CC)'}
 231 # Set ASFLAGS if not already set.
 232 : ${CCASFLAGS='$(CFLAGS)'}
 233 AC_SUBST(CCAS)
 234 AC_SUBST(CCASFLAGS)
 235
 236 AC_CHECK_PROG(BISON, bison,yes,no)
 237 if test "x$BISON" = "xno";
 238 then
 239         AC_MSG_ERROR([You need to install bison])
 240 fi
 241
 242 dnl may require a specific autoconf version
 243 dnl AC_PROG_CC_FOR_BUILD
 244 dnl CC_FOR_BUILD not automatically detected
 245 CC_FOR_BUILD=$CC
 246 CFLAGS_FOR_BUILD=$CFLAGS
 247 BUILD_EXEEXT=
 248 if test "x$cross_compiling" = "xyes"; then
 249         CC_FOR_BUILD=cc
 250         CFLAGS_FOR_BUILD=
 251         BUILD_EXEEXT=""
 252 fi
 253 AC_SUBST(CC_FOR_BUILD)
 254 AC_SUBST(CFLAGS_FOR_BUILD)
 255 AC_SUBST(HOST_CC)
 256 AC_SUBST(BUILD_EXEEXT)
 257
 258 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 259 AM_CONDITIONAL(USE_BATCH_FILES, [test x$platform_win32 = xyes -a x$cross_compiling = xyes])
 260
 261 # Set STDC_HEADERS
 262 AC_HEADER_STDC
 263 AC_LIBTOOL_WIN32_DLL
 264 # This causes monodis to not link correctly
 265 #AC_DISABLE_FAST_INSTALL
 266 AM_PROG_LIBTOOL
 267 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 268 DOLT
 269
 270 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 271 AC_SUBST(export_ldflags)
 272
 273 # Test whenever ld supports -version-script
 274 AC_PROG_LD
 275 AC_PROG_LD_GNU
 276 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 277    no_version_script=yes
 278 fi
 279
 280 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 281
 282 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)
 283 AC_CHECK_HEADERS(sys/user.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h)
 284
 285 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 286 if test x$have_zlib = xyes; then
 287    AC_TRY_COMPILE([#include <zlib.h>], [
 288    void main () {
 289    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 290    }
 291    #else
 292    #error No good zlib found
 293    #endif
 294    ],[
 295         AC_MSG_RESULT(Using system zlib)
 296         zlib_msg="system zlib"
 297    ],[
 298         AC_MSG_RESULT(Using embedded zlib)
 299         have_zlib=no
 300         zlib_msg="bundled zlib"
 301    ])
 302 fi
 303
 304 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 305 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 306
 307 # for mono/metadata/debug-symfile.c
 308 AC_CHECK_HEADERS(elf.h)
 309
 310 # for support
 311 AC_CHECK_HEADERS(poll.h)
 312 AC_CHECK_HEADERS(sys/poll.h)
 313 AC_CHECK_HEADERS(sys/wait.h)
 314 AC_CHECK_HEADERS(grp.h)
 315 AC_CHECK_HEADERS(syslog.h)
 316
 317 # for mono/dis
 318 AC_CHECK_HEADERS(wchar.h)
 319 AC_CHECK_HEADERS(ieeefp.h)
 320 AC_MSG_CHECKING(for isinf)
 321 AC_TRY_LINK([#include <math.h>], [
 322         int f = isinf (1);
 323 ], [
 324         AC_MSG_RESULT(yes)
 325         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 326 ], [
 327         # We'll have to use signals
 328         AC_MSG_RESULT(no)
 329 ])
 330
 331
 332 # not 64 bit clean in cross-compile
 333 AC_CHECK_SIZEOF(void *, 4)
 334
 335 WARN=''
 336 if test x"$GCC" = xyes; then
 337         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 338                 # The runtime code does not respect ANSI C strict aliasing rules
 339                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 340
 341                 ORIG_CFLAGS=$CFLAGS
 342                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 343                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 344                 AC_TRY_COMPILE([], [
 345                                                    void main () { }
 346                 ], [
 347                    AC_MSG_RESULT(yes)
 348                 ], [
 349                    AC_MSG_RESULT(no)
 350                    CFLAGS=$ORIG_CFLAGS
 351                 ])
 352 else
 353         # The Sun Forte compiler complains about inline functions that access static variables
 354         # so disable all inlining.
 355         case "$host" in
 356         *-*-solaris*)
 357                 CFLAGS="$CFLAGS -Dinline="
 358                 ;;
 359         esac
 360 fi
 361 CFLAGS="$CFLAGS -g $WARN"
 362 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 363
 364 # Where's the 'mcs' source tree?
 365 if test -d $srcdir/mcs; then
 366   mcsdir=mcs
 367 else
 368   mcsdir=../mcs
 369 fi
 370
 371 #
 372 # A sanity check to catch cases where the package was unpacked
 373 # with an ancient tar program (Solaris)
 374 #
 375 AC_MSG_CHECKING(integrity of package)
 376 if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 377 then
 378    AC_MSG_RESULT(ok)
 379 else
 380    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"
 381    AC_MSG_ERROR([$errorm])
 382 fi
 383
 384 mcs_topdir='$(top_srcdir)/'$mcsdir
 385 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 386
 387 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 388 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 389
 390 AC_SUBST([mcs_topdir])
 391 AC_SUBST([mcs_topdir_from_srcdir])
 392
 393 # Where's the 'olive' source tree?
 394 if test -d $srcdir/olive; then
 395   olivedir=olive
 396 else
 397   olivedir=../olive
 398 fi
 399
 400 if test -d $srcdir/$olivedir; then
 401 olive_topdir='$(top_srcdir)/'$olivedir
 402 fi
 403
 404 # gettext: prepare the translation directories.
 405 # we do not configure the full gettext, as we consume it dynamically from C#
 406 AM_PO_SUBDIRS
 407
 408 if test "x$USE_NLS" = "xyes"; then
 409    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 410
 411    if test "x$HAVE_MSGFMT" = "xno"; then
 412           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 413    fi
 414 fi
 415
 416 AC_ARG_WITH([libgdiplus],
 417         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to NO)],
 418         [], [with_libgdiplus=installed])
 419
 420 case $with_libgdiplus in
 421 no|installed) libgdiplus_loc= ;;
 422 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 423 /*) libgdiplus_loc=$with_libgdiplus ;;
 424 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 425 esac
 426 AC_SUBST([libgdiplus_loc])
 427
 428 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 429 if test "x$PKG_CONFIG" = "xno"; then
 430         AC_MSG_ERROR([You need to install pkg-config])
 431 fi
 432
 433 pkg_config_path=
 434 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir],
 435         if test x$with_crosspkgdir = "x"; then
 436                 if test -s $PKG_CONFIG_PATH; then
 437                         pkg_config_path=$PKG_CONFIG_PATH
 438                 fi
 439         else
 440                 pkg_config_path=$with_crosspkgdir
 441                 PKG_CONFIG_PATH=$pkg_config_path
 442                 export PKG_CONFIG_PATH
 443         fi
 444 )
 445
 446 AC_ARG_WITH([glib],
 447         [  --with-glib=embedded|system       Choose glib API: system or embedded (default to system)],
 448         [], [with_glib=system])
 449
 450 eglib_dir=
 451
 452 case $with_glib in
 453 embedded)
 454   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 455   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 456   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 457   BUILD_GLIB_LIBS="$GLIB_LIBS"
 458   GMODULE_CFLAGS="$GLIB_CFLAGS"
 459   GMODULE_LIBS="$GLIB_LIBS"
 460   eglib_dir=eglib
 461   AC_CONFIG_SUBDIRS(eglib)
 462   ;;
 463 system)
 464   if test "x$cross_compiling" = "xyes"; then
 465     pkg_config_path="$PKG_CONFIG_PATH"
 466     unset PKG_CONFIG_PATH
 467   fi
 468   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 469   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 470   if test "x$cross_compiling" = "xyes"; then
 471     PKG_CONFIG_PATH=$pkg_config_path
 472     export PKG_CONFIG_PATH
 473   fi
 474
 475   ## Versions of dependencies
 476   GLIB_REQUIRED_VERSION=1.3.11
 477
 478   PKG_CHECK_MODULES(BASE_DEPENDENCIES, glib-2.0 >= $GLIB_REQUIRED_VERSION)
 479
 480   GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 481   GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 482   GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 483   GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 484   ;;
 485 *)
 486   AC_MSG_ERROR([Invalid argument to --with-glib.])
 487 esac
 488 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
 489
 490 AC_SUBST(GLIB_CFLAGS)
 491 AC_SUBST(GLIB_LIBS)
 492 AC_SUBST(GMODULE_CFLAGS)
 493 AC_SUBST(GMODULE_LIBS)
 494 AC_SUBST(BUILD_GLIB_CFLAGS)
 495 AC_SUBST(BUILD_GLIB_LIBS)
 496 AC_SUBST(eglib_dir)
 497
 498 if test x$cross_compiling$platform_win32 = xnoyes; then
 499    AC_MSG_CHECKING(for cygwin glib2-dev package)
 500    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 501       AC_MSG_RESULT(found)
 502           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.])
 503    else
 504       AC_MSG_RESULT(not found, ok)
 505    fi
 506
 507    AC_MSG_CHECKING(for broken gwin32.h)
 508    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 509    if test -f $glib_include/glib/gwin32.h; then
 510           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 511                  AC_MSG_RESULT(failed)
 512                  hashmark='#'
 513                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 514           fi
 515    fi
 516    AC_MSG_RESULT(ok)
 517 fi
 518
 519 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none],[gc=$with_gc],[gc=$gc_default])
 520
 521 # Enable support for fast thread-local storage
 522 # Some systems have broken support, so we allow to disable it.
 523 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread       select Thread Local Storage implementation],[],[with_tls=__thread])
 524
 525 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 526 # This does not work on some platforms (bug #55253)
 527 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack],[],[with_sigaltstack=yes])
 528
 529 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster)],[],[with_static_mono=yes])
 530
 531 if test "x$enable_static" = "xno"; then
 532    with_static_mono=no
 533 fi
 534
 535 if test "x$platform_win32" = "xyes"; then
 536    # Boehm GC requires the runtime to be in its own dll
 537    with_static_mono=no
 538 fi
 539
 540 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 541 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 542
 543 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no      Enable Xen-specific behaviour],[],[with_xen_opt=yes])
 544 if test "x$with_xen_opt" = "xyes"; then
 545         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 546         ORIG_CFLAGS=$CFLAGS
 547         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 548         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 549         AC_TRY_COMPILE([], [
 550                                            void main () { }
 551         ], [
 552            AC_MSG_RESULT(yes)
 553            # Pass it to libgc as well
 554            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 555         ], [
 556            AC_MSG_RESULT(no)
 557            CFLAGS=$ORIG_CFLAGS
 558         ])
 559 fi
 560
 561 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build], enable_quiet_build=$enableval, enable_quiet_build=yes)
 562
 563 DISABLED_FEATURES=none
 564
 565 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 566   LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 567   reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd.],
 568 [
 569         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 570                 eval "mono_feature_disable_$feature='yes'"
 571                 AC_MSG_NOTICE([Disabled support for feature: $feature])
 572         done
 573         DISABLED_FEATURES=$enable_minimal
 574         disabled="Disabled:    $enable_minimal"
 575 ],[])
 576
 577 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 578
 579 if test "x$mono_feature_disable_aot" = "xyes"; then
 580         AC_DEFINE(DISABLE_AOT, 1, [Disable AOT support])
 581 fi
 582
 583 if test "x$mono_feature_disable_profiler" = "xyes"; then
 584         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 585 fi
 586 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 587
 588 if test "x$mono_feature_disable_decimal" = "xyes"; then
 589         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 590 fi
 591
 592 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 593         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 594 fi
 595
 596 if test "x$mono_feature_disable_debug" = "xyes"; then
 597         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 598 fi
 599
 600 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 601         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 602         mono_feature_disable_reflection_emit_save=yes
 603 fi
 604
 605 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 606         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 607 fi
 608
 609 if test "x$mono_feature_disable_large_code" = "xyes"; then
 610         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 611 fi
 612
 613 if test "x$mono_feature_disable_logging" = "xyes"; then
 614         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 615 fi
 616
 617 if test "x$mono_feature_disable_com" = "xyes"; then
 618         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 619 fi
 620
 621 if test "x$mono_feature_disable_ssa" = "xyes"; then
 622         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 623 fi
 624
 625 if test "x$mono_feature_disable_generics" = "xyes"; then
 626         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 627 fi
 628
 629 if test "x$mono_feature_disable_attach" = "xyes"; then
 630         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 631 fi
 632
 633 if test "x$mono_feature_disable_jit" = "xyes"; then
 634         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 635 fi
 636
 637 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 638
 639 if test "x$mono_feature_disable_simd" = "xyes"; then
 640         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 641 fi
 642
 643 AC_MSG_CHECKING(for visibility __attribute__)
 644 AC_TRY_COMPILE([], [
 645    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 646    void main () { doit (); }
 647 ], [
 648    have_visibility_hidden=yes
 649    AC_MSG_RESULT(yes)
 650 ], [
 651    have_visibility_hidden=no
 652    AC_MSG_RESULT(no)
 653 ])
 654
 655 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 656 if test x$enable_parallel_mark = xyes; then
 657         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 658 fi
 659
 660 LIBGC_CFLAGS=
 661 LIBGC_LIBS=
 662 LIBGC_STATIC_LIBS=
 663 libgc_dir=
 664 case "x$gc" in
 665         xboehm|xbohem|xyes)
 666                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 667                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 668
 669                 if test "x$found_boehm" != "xyes"; then
 670                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 671                 fi
 672                 if test "x$gc_headers" != "xyes"; then
 673                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 674                 fi
 675
 676                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 677                 AC_SUBST(HAVE_BOEHM_GC)
 678                 LIBGC_LIBS="-lgc $libdl"
 679                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 680
 681                 # AC_CHECK_FUNCS does not work for some reason...
 682                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 683                 if test "x$found_gcj_malloc" = "xyes"; then
 684                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 685                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
 686                 else
 687                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
 688                 fi
 689                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 690                 if test "x$found_gc_enable" = "xyes"; then
 691                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
 692                 fi
 693                 ;;
 694
 695         xincluded)
 696                 found_boehm=yes
 697                 gc_headers=yes
 698                 use_included_gc=yes
 699                 libgc_dir=libgc
 700
 701                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 702                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 703                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 704
 705                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 706                 AC_SUBST(HAVE_BOEHM_GC)
 707
 708                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
 709                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
 710
 711                 # The included libgc contains GCJ support
 712                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 713                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
 714                 if test x$enable_parallel_mark = xyes; then
 715                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 716                 else
 717                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 718                 fi
 719                 ;;
 720
 721         xsgen)
 722                 found_boehm=no
 723                 gc_headers=no
 724                 use_included_gc=no
 725                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
 726                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
 727                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
 728                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
 729                 ;;
 730
 731         xnone)
 732                 AC_MSG_WARN("Compiling mono without GC.")
 733                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
 734                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 735                 ;;
 736         *)
 737                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 738                 ;;
 739 esac
 740
 741 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no    Enable support for GC heaps larger than 3GB], [large_heap=$withval], [large_heap=no])
 742 if test "x$large_heap" = "xyes"; then
 743    echo "FOO"
 744    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 745 fi
 746
 747 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 748 AC_SUBST(LIBGC_CFLAGS)
 749 AC_SUBST(LIBGC_LIBS)
 750 AC_SUBST(LIBGC_STATIC_LIBS)
 751 AC_SUBST(libgc_dir)
 752
 753 dnl
 754 dnl End of libgc checks
 755 dnl
 756
 757 if test x$platform_win32 = xno; then
 758
 759         dnl hires monotonic clock support
 760         AC_SEARCH_LIBS(clock_gettime, rt)
 761
 762         dnl dynamic loader support
 763         AC_CHECK_FUNC(dlopen, DL_LIB="",
 764                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 765         )
 766         if test x$dl_support = xno; then
 767                 AC_MSG_WARN([No dynamic loading support available])
 768         else
 769                 LIBS="$LIBS $DL_LIB"
 770                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 771                 dnl from glib's configure.in
 772                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 773                         mono_cv_uscore,[
 774                         AC_TRY_RUN([#include <dlfcn.h>
 775                         int mono_underscore_test (void) { return 42; }
 776                         int main() {
 777                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 778                           handle = dlopen ((void*)0, 0);
 779                           if (handle) {
 780                             f1 = dlsym (handle, "mono_underscore_test");
 781                             f2 = dlsym (handle, "_mono_underscore_test");
 782                           } return (!f2 || f1);
 783                         }],
 784                                 [mono_cv_uscore=yes],
 785                                 [mono_cv_uscore=no],
 786                         [])
 787                 ])
 788                 if test "x$mono_cv_uscore" = "xyes"; then
 789                         MONO_DL_NEED_USCORE=1
 790                 else
 791                         MONO_DL_NEED_USCORE=0
 792                 fi
 793                 AC_SUBST(MONO_DL_NEED_USCORE)
 794                 AC_CHECK_FUNC(dlerror)
 795         fi
 796
 797         dnl ******************************************************************
 798         dnl *** Checks for the IKVM JNI interface library                  ***
 799         dnl ******************************************************************
 800         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no  build the IKVM JNI interface library],[with_ikvm_native=$withval],[with_ikvm_native=yes])
 801
 802         ikvm_native_dir=
 803         if test x$with_ikvm_native = xyes; then
 804                 ikvm_native_dir=ikvm-native
 805                 jdk_headers_found="IKVM Native"
 806         fi
 807
 808         AC_SUBST(ikvm_native_dir)
 809
 810         AC_CHECK_HEADERS(execinfo.h)
 811
 812         AC_CHECK_FUNCS(getgrgid_r)
 813         AC_CHECK_FUNCS(getgrnam_r)
 814         AC_CHECK_FUNCS(getpwnam_r)
 815         AC_CHECK_FUNCS(getpwuid_r)
 816         AC_CHECK_FUNCS(getresuid)
 817         AC_CHECK_FUNCS(setresuid)
 818         AC_CHECK_FUNCS(kqueue)
 819         AC_CHECK_FUNCS(backtrace_symbols)
 820         AC_CHECK_FUNCS(mkstemp)
 821         AC_CHECK_FUNCS(mmap)
 822         AC_CHECK_FUNCS(madvise)
 823         AC_CHECK_FUNCS(getrusage)
 824         AC_CHECK_FUNCS(getpriority)
 825         AC_CHECK_FUNCS(setpriority)
 826
 827         AC_CHECK_FUNCS(sched_setaffinity)
 828
 829         dnl ******************************************************************
 830         dnl *** Check for large file support                               ***
 831         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 832         dnl ******************************************************************
 833
 834         # Check that off_t can represent 2**63 - 1 correctly, working around
 835         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 836         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 837         large_offt=no
 838         AC_DEFUN([LARGE_FILES], [
 839                 large_CPPFLAGS=$CPPFLAGS
 840                 CPPFLAGS="$CPPFLAGS $1"
 841                 AC_TRY_RUN([
 842                         #include <sys/types.h>
 843
 844                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
 845
 846                         int main(void) {
 847                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
 848                                                (BIG_OFF_T%2147483647==1));
 849                                 if(big_off_t) {
 850                                         exit(0);
 851                                 } else {
 852                                         exit(1);
 853                                 }
 854                         }
 855                 ], [
 856                         AC_MSG_RESULT(ok)
 857                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 858                         large_CPPFLAGS="$large_CPPFLAGS $1"
 859                         large_offt=yes
 860                 ], [
 861                         AC_MSG_RESULT(no)
 862                 ], "")
 863                 CPPFLAGS=$large_CPPFLAGS
 864         ])
 865
 866         AC_MSG_CHECKING(if off_t is 64 bits wide)
 867         LARGE_FILES("")
 868         if test $large_offt = no; then
 869                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
 870                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
 871         fi
 872         if test $large_offt = no; then
 873                 AC_MSG_WARN([No 64 bit file size support available])
 874         fi
 875
 876         dnl *****************************
 877         dnl *** Checks for libsocket  ***
 878         dnl *****************************
 879         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
 880
 881         dnl *******************************
 882         dnl *** Checks for MSG_NOSIGNAL ***
 883         dnl *******************************
 884         AC_MSG_CHECKING(for MSG_NOSIGNAL)
 885         AC_TRY_COMPILE([#include <sys/socket.h>], [
 886                 int f = MSG_NOSIGNAL;
 887         ], [
 888                 # Yes, we have it...
 889                 AC_MSG_RESULT(yes)
 890                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
 891         ], [
 892                 # We'll have to use signals
 893                 AC_MSG_RESULT(no)
 894         ])
 895
 896         dnl *****************************
 897         dnl *** Checks for SOL_IP     ***
 898         dnl *****************************
 899         AC_MSG_CHECKING(for SOL_IP)
 900         AC_TRY_COMPILE([#include <netdb.h>], [
 901                 int level = SOL_IP;
 902         ], [
 903                 # Yes, we have it...
 904                 AC_MSG_RESULT(yes)
 905                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
 906         ], [
 907                 # We'll have to use getprotobyname
 908                 AC_MSG_RESULT(no)
 909         ])
 910
 911         dnl *****************************
 912         dnl *** Checks for SOL_IPV6     ***
 913         dnl *****************************
 914         AC_MSG_CHECKING(for SOL_IPV6)
 915         AC_TRY_COMPILE([#include <netdb.h>], [
 916                 int level = SOL_IPV6;
 917         ], [
 918                 # Yes, we have it...
 919                 AC_MSG_RESULT(yes)
 920                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
 921         ], [
 922                 # We'll have to use getprotobyname
 923                 AC_MSG_RESULT(no)
 924         ])
 925
 926         dnl *****************************
 927         dnl *** Checks for SOL_TCP    ***
 928         dnl *****************************
 929         AC_MSG_CHECKING(for SOL_TCP)
 930         AC_TRY_COMPILE([#include <netdb.h>], [
 931                 int level = SOL_TCP;
 932         ], [
 933                 # Yes, we have it...
 934                 AC_MSG_RESULT(yes)
 935                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
 936         ], [
 937                 # We'll have to use getprotobyname
 938                 AC_MSG_RESULT(no)
 939         ])
 940
 941         dnl *****************************
 942         dnl *** Checks for IP_PKTINFO ***
 943         dnl *****************************
 944         AC_MSG_CHECKING(for IP_PKTINFO)
 945         AC_TRY_COMPILE([#include <netdb.h>], [
 946                 int level = IP_PKTINFO;
 947         ], [
 948                 # Yes, we have it...
 949                 AC_MSG_RESULT(yes)
 950                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
 951         ], [
 952                 AC_MSG_RESULT(no)
 953         ])
 954
 955         dnl *****************************
 956         dnl *** Checks for IPV6_PKTINFO ***
 957         dnl *****************************
 958         AC_MSG_CHECKING(for IPV6_PKTINFO)
 959         AC_TRY_COMPILE([#include <netdb.h>], [
 960                 int level = IPV6_PKTINFO;
 961         ], [
 962                 # Yes, we have it...
 963                 AC_MSG_RESULT(yes)
 964                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
 965         ], [
 966                 AC_MSG_RESULT(no)
 967         ])
 968
 969         dnl **********************************
 970         dnl *** Checks for IP_DONTFRAGMENT ***
 971         dnl **********************************
 972         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
 973         AC_TRY_COMPILE([#include <netdb.h>], [
 974                 int level = IP_DONTFRAGMENT;
 975         ], [
 976                 # Yes, we have it...
 977                 AC_MSG_RESULT(yes)
 978                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
 979         ], [
 980                 AC_MSG_RESULT(no)
 981         ])
 982
 983         dnl **********************************
 984         dnl *** Checks for IP_MTU_DISCOVER ***
 985         dnl **********************************
 986         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
 987         AC_TRY_COMPILE([#include <netdb.h>], [
 988                 int level = IP_MTU_DISCOVER;
 989         ], [
 990                 # Yes, we have it...
 991                 AC_MSG_RESULT(yes)
 992                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
 993         ], [
 994                 AC_MSG_RESULT(no)
 995         ])
 996
 997         dnl *********************************
 998         dnl *** Check for struct ip_mreqn ***
 999         dnl *********************************
1000         AC_MSG_CHECKING(for struct ip_mreqn)
1001         AC_TRY_COMPILE([#include <netinet/in.h>], [
1002                 struct ip_mreqn mreq;
1003                 mreq.imr_address.s_addr = 0;
1004         ], [
1005                 # Yes, we have it...
1006                 AC_MSG_RESULT(yes)
1007                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1008         ], [
1009                 # We'll just have to try and use struct ip_mreq
1010                 AC_MSG_RESULT(no)
1011                 AC_MSG_CHECKING(for struct ip_mreq)
1012                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1013                         struct ip_mreq mreq;
1014                         mreq.imr_interface.s_addr = 0;
1015                 ], [
1016                         # Yes, we have it...
1017                         AC_MSG_RESULT(yes)
1018                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1019                 ], [
1020                         # No multicast support
1021                         AC_MSG_RESULT(no)
1022                 ])
1023         ])
1024
1025         dnl **********************************
1026         dnl *** Check for gethostbyname2_r ***
1027         dnl **********************************
1028         AC_MSG_CHECKING(for gethostbyname2_r)
1029                 AC_TRY_LINK([#include <netdb.h>], [
1030                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1031         ], [
1032                 # Yes, we have it...
1033                 AC_MSG_RESULT(yes)
1034                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1035         ], [
1036                 AC_MSG_RESULT(no)
1037         ])
1038
1039         dnl *****************************
1040         dnl *** Checks for libnsl     ***
1041         dnl *****************************
1042         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1043
1044         AC_CHECK_FUNCS(inet_pton inet_aton)
1045
1046         dnl ***********************************************
1047         dnl *** Checks for size of sockaddr_un.sun_path ***
1048         dnl ***********************************************
1049         # AC_CHECK_SIZEOF can't cope with struct members :-(
1050         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1051         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1052                 [AC_TRY_RUN([
1053                         #include <sys/types.h>
1054                         #include <stdio.h>
1055                         #include <sys/un.h>
1056
1057                         int main(void) {
1058                                 struct sockaddr_un sock_un;
1059                                 FILE *f=fopen("conftestval", "w");
1060                                 if(!f) exit(1);
1061                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1062                                 exit(0);
1063                         }
1064                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1065                    mono_cv_sizeof_sunpath=0,
1066                    mono_cv_sizeof_sunpath=0)])dnl
1067         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1068         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1069
1070         dnl *************************************
1071         dnl *** Checks for zero length arrays ***
1072         dnl *************************************
1073         AC_MSG_CHECKING(whether $CC supports zero length arrays)
1074         AC_TRY_COMPILE([
1075                 struct s {
1076                         int  length;
1077                         char data [0];
1078                 };
1079         ], [], [
1080                 AC_MSG_RESULT(yes)
1081                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 0, [Length of zero length arrays])
1082         ], [
1083                 AC_MSG_RESULT(no)
1084                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 1, [Length of zero length arrays])
1085         ])
1086
1087         dnl *****************************
1088         dnl *** Checks for libxnet    ***
1089         dnl *****************************
1090         case "${host}" in
1091                 *solaris* )
1092                         AC_MSG_CHECKING(for Solaris XPG4 support)
1093                         if test -f /usr/lib/libxnet.so; then
1094                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1095                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1096                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1097                                 LIBS="$LIBS -lxnet"
1098                                 AC_MSG_RESULT(yes)
1099                         else
1100                                 AC_MSG_RESULT(no)
1101                         fi
1102
1103                         if test "$GCC" = "yes"; then
1104                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1105                         fi
1106                 ;;
1107         esac
1108
1109         dnl *****************************
1110         dnl *** Checks for libpthread ***
1111         dnl *****************************
1112 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1113 # and libpthread does not exist
1114 #
1115         case "${host}" in
1116                 *-*-*freebsd*)
1117                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1118                 ;;
1119                 *)
1120                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1121                 ;;
1122         esac
1123         AC_CHECK_HEADERS(pthread.h)
1124         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1125         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1126         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1127         AC_TRY_COMPILE([ #include <pthread.h>], [
1128                 pthread_mutexattr_t attr;
1129                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1130         ], [
1131                 AC_MSG_RESULT(ok)
1132         ], [
1133                 AC_MSG_RESULT(no)
1134                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1135                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1136         ])
1137         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1138         AC_CHECK_FUNCS(pthread_attr_getstack)
1139         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1140
1141         dnl ***********************************
1142         dnl *** Checks for working __thread ***
1143         dnl ***********************************
1144         AC_MSG_CHECKING(for working __thread)
1145         if test "x$with_tls" != "x__thread"; then
1146                 AC_MSG_RESULT(disabled)
1147         else
1148                 AC_TRY_RUN([
1149                         #include <pthread.h>
1150                         __thread int i;
1151                         static int res1, res2;
1152
1153                         void thread_main (void *arg)
1154                         {
1155                                 i = arg;
1156                                 sleep (1);
1157                                 if (arg == 1)
1158                                         res1 = (i == arg);
1159                                 else
1160                                         res2 = (i == arg);
1161                         }
1162
1163                         int main () {
1164                                 pthread_t t1, t2;
1165
1166                                 i = 5;
1167
1168                                 pthread_create (&t1, NULL, thread_main, 1);
1169                                 pthread_create (&t2, NULL, thread_main, 2);
1170
1171                                 pthread_join (t1, NULL);
1172                                 pthread_join (t2, NULL);
1173
1174                                 return !(res1 + res2 == 2);
1175                         }
1176                 ], [
1177                                 AC_MSG_RESULT(yes)
1178                 ], [
1179                                 AC_MSG_RESULT(no)
1180                                 with_tls=pthread
1181                 ])
1182         fi
1183
1184         dnl **************************************
1185         dnl *** Checks for working sigaltstack ***
1186         dnl **************************************
1187         AC_MSG_CHECKING(for working sigaltstack)
1188         if test "x$with_sigaltstack" != "xyes"; then
1189                 AC_MSG_RESULT(disabled)
1190         else
1191                 AC_TRY_RUN([
1192                         #include <stdio.h>
1193                         #include <stdlib.h>
1194                         #include <unistd.h>
1195                         #include <signal.h>
1196                         #include <pthread.h>
1197                         #include <sys/wait.h>
1198                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1199                         #define SA_STACK SA_ONSTACK
1200                         #endif
1201                         static void
1202                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1203                         {
1204                                 exit (0);
1205                         }
1206
1207                         static void *
1208                         loop (void *ignored)
1209                         {
1210                                 char *ptr = NULL;
1211
1212                                 *ptr = 0;
1213                                 return NULL;
1214                         }
1215
1216                         static void
1217                         child ()
1218                         {
1219                                 struct sigaction sa;
1220                                 struct sigaltstack sas;
1221                                 pthread_t id;
1222                                 pthread_attr_t attr;
1223
1224                                 sa.sa_sigaction = sigsegv_signal_handler;
1225                                 sigemptyset (&sa.sa_mask);
1226                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1227                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1228                                         perror ("sigaction");
1229                                         return;
1230                                 }
1231
1232                                 sas.ss_sp = malloc (SIGSTKSZ);
1233                                 sas.ss_size = SIGSTKSZ;
1234                                 sas.ss_flags = 0;
1235                                 if (sigaltstack (&sas, NULL) == -1) {
1236                                         perror ("sigaltstack");
1237                                         return;
1238                                 }
1239
1240                                 pthread_attr_init (&attr);
1241                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1242                                         printf ("pthread_create\n");
1243                                         return;
1244                                 }
1245
1246                                 sleep (100);
1247                         }
1248
1249                         int
1250                         main ()
1251                         {
1252                                 pid_t son;
1253                                 int status;
1254                                 int i;
1255
1256                                 son = fork ();
1257                                 if (son == -1) {
1258                                         return 1;
1259                                 }
1260
1261                                 if (son == 0) {
1262                                         child ();
1263                                         return 0;
1264                                 }
1265
1266                                 for (i = 0; i < 3; ++i) {
1267                                         sleep (1);
1268                                         waitpid (son, &status, WNOHANG);
1269                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1270                                                 return 0;
1271                                 }
1272
1273                                 kill (son, SIGKILL);
1274                                 return 1;
1275                         }
1276
1277                 ], [
1278                                 AC_MSG_RESULT(yes)
1279                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1280                 ], [
1281                                 with_sigaltstack=no
1282                                 AC_MSG_RESULT(no)
1283                 ])
1284         fi
1285
1286         dnl ********************************
1287         dnl *** Checks for semaphore lib ***
1288         dnl ********************************
1289         # 'Real Time' functions on Solaris
1290         # posix4 on Solaris 2.6
1291         # pthread (first!) on Linux
1292         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1293
1294         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1295         AC_CHECK_FUNCS(shm_open)
1296
1297         dnl ********************************
1298         dnl *** Checks for timezone stuff **
1299         dnl ********************************
1300         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1301                 AC_TRY_COMPILE([
1302                         #include <time.h>
1303                         ], [
1304                         struct tm tm;
1305                         tm.tm_gmtoff = 1;
1306                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1307         if test $ac_cv_struct_tm_gmtoff = yes; then
1308                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1309         else
1310                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1311                         AC_TRY_COMPILE([
1312                                 #include <time.h>
1313                         ], [
1314                                 timezone = 1;
1315                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1316                 if test $ac_cv_var_timezone = yes; then
1317                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1318                 else
1319                         AC_ERROR(unable to find a way to determine timezone)
1320                 fi
1321         fi
1322
1323         dnl *********************************
1324         dnl *** Checks for math functions ***
1325         dnl *********************************
1326         LIBS="$LIBS -lm";
1327         if test "x$has_broken_apple_cpp" != "xyes"; then
1328                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1329                         AC_TRY_LINK([#include <math.h>],
1330                         [ finite(0.0); ],
1331                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1332                         AC_MSG_RESULT(no)))
1333         fi
1334         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1335                 AC_TRY_LINK([#include <math.h>],
1336                 [ isfinite(0.0); ],
1337                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1338                 AC_MSG_RESULT(no)))
1339
1340         dnl ****************************************************************
1341         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1342         dnl *** have it in the library (duh))                            ***
1343         dnl ****************************************************************
1344         AC_CHECK_FUNCS(poll)
1345
1346         dnl *************************
1347         dnl *** Check for signbit ***
1348         dnl *************************
1349         AC_MSG_CHECKING(for signbit)
1350         AC_TRY_LINK([#include <math.h>], [
1351                 int s = signbit(1.0);
1352         ], [
1353                 AC_MSG_RESULT(yes)
1354                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1355         ], [
1356                 AC_MSG_RESULT(no)
1357         ])
1358
1359         dnl **********************************
1360         dnl *** epoll                      ***
1361         dnl **********************************
1362         AC_CHECK_HEADERS(sys/epoll.h)
1363         haveepoll=no
1364         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1365         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1366                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1367         fi
1368
1369         dnl ******************************
1370         dnl *** Checks for SIOCGIFCONF ***
1371         dnl ******************************
1372         AC_CHECK_HEADERS(sys/ioctl.h)
1373         AC_CHECK_HEADERS(net/if.h)
1374         AC_MSG_CHECKING(for ifreq)
1375         AC_TRY_COMPILE([
1376                 #include <stdio.h>
1377                 #include <sys/ioctl.h>
1378                 #include <net/if.h>
1379                 ], [
1380                 struct ifconf ifc;
1381                 struct ifreq *ifr;
1382                 void *x;
1383                 ifc.ifc_len = 0;
1384                 ifc.ifc_buf = NULL;
1385                 x = (void *) &ifr->ifr_addr;
1386                 ],[
1387                         AC_MSG_RESULT(yes)
1388                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1389                 ], [
1390                         AC_MSG_RESULT(no)
1391                 ])
1392         dnl **********************************
1393         dnl ***     Checks for sin_len     ***
1394         dnl **********************************
1395         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1396         AC_TRY_COMPILE([
1397                 #include <netinet/in.h>
1398                 ], [
1399                 struct sockaddr_in saddr;
1400                 saddr.sin_len = sizeof (saddr);
1401                 ],[
1402                         AC_MSG_RESULT(yes)
1403                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1404                 ], [
1405                         AC_MSG_RESULT(no)
1406                 ])
1407         dnl **********************************
1408         dnl ***    Checks for sin6_len     ***
1409         dnl **********************************
1410         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1411         AC_TRY_COMPILE([
1412                 #include <netinet/in.h>
1413                 ], [
1414                 struct sockaddr_in6 saddr6;
1415                 saddr6.sin6_len = sizeof (saddr6);
1416                 ],[
1417                         AC_MSG_RESULT(yes)
1418                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1419                 ], [
1420                         AC_MSG_RESULT(no)
1421                 ])
1422         dnl **********************************
1423         dnl *** Checks for MonoPosixHelper ***
1424         dnl **********************************
1425         AC_CHECK_HEADERS(checklist.h)
1426         AC_CHECK_HEADERS(fstab.h)
1427         AC_CHECK_HEADERS(attr/xattr.h)
1428         AC_CHECK_HEADERS(sys/extattr.h)
1429         AC_CHECK_HEADERS(sys/sendfile.h)
1430         AC_CHECK_HEADERS(sys/statvfs.h)
1431         AC_CHECK_HEADERS(sys/statfs.h)
1432         AC_CHECK_HEADERS(sys/vfstab.h)
1433         AC_CHECK_HEADERS(sys/xattr.h)
1434         AC_CHECK_HEADERS(sys/mman.h)
1435         AC_CHECK_HEADERS(sys/param.h)
1436         AC_CHECK_HEADERS(sys/mount.h)
1437         AC_CHECK_FUNCS(getdomainname)
1438         AC_CHECK_FUNCS(setdomainname)
1439         AC_CHECK_FUNCS(fgetgrent)
1440         AC_CHECK_FUNCS(fgetpwent)
1441         AC_CHECK_FUNCS(fgetpwent)
1442         AC_CHECK_FUNCS(getfsstat)
1443         AC_CHECK_FUNCS(lutimes)
1444         AC_CHECK_FUNCS(mremap)
1445         AC_CHECK_FUNCS(remap_file_pages)
1446         AC_CHECK_FUNCS(posix_fadvise)
1447         AC_CHECK_FUNCS(posix_fallocate)
1448         AC_CHECK_FUNCS(posix_madvise)
1449         AC_CHECK_FUNCS(vsnprintf)
1450         AC_CHECK_FUNCS(sendfile)
1451         AC_CHECK_FUNCS(sethostid)
1452         AC_CHECK_FUNCS(statfs)
1453         AC_CHECK_FUNCS(fstatfs)
1454         AC_CHECK_FUNCS(statvfs)
1455         AC_CHECK_FUNCS(fstatvfs)
1456         AC_CHECK_FUNCS(stime)
1457         AC_CHECK_FUNCS(strerror_r)
1458         AC_CHECK_FUNCS(ttyname_r)
1459         AC_CHECK_SIZEOF(size_t)
1460         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1461                 [#include <sys/types.h>
1462                  #include <sys/stat.h>
1463                  #include <unistd.h>])
1464         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1465                 [#include <sys/types.h>
1466                  #include <sys/stat.h>
1467                  #include <unistd.h>])
1468         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1469                 [#include <sys/time.h>])
1470         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1471                 [#include <unistd.h>
1472                  #include <fcntl.h>])
1473         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1474                 [#include <sys/poll.h>])
1475         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1476                 [#include <sys/types.h>
1477                  #include <sys/stat.h>
1478                  #include <unistd.h>])
1479         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1480                 [#include <time.h>])
1481         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1482                 [#include <sys/time.h>
1483                  #include <sys/types.h>
1484                  #include <utime.h>])
1485         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1486                 [#include <sys/time.h>])
1487         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1488                 [#include <sys/types.h>
1489                  #include <utime.h>])
1490         AC_CHECK_MEMBERS(
1491                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1492                 [#include <sys/types.h>
1493                  #include <dirent.h>])
1494
1495         dnl Favour xattr through glibc, but use libattr if we have to
1496         AC_CHECK_FUNC(lsetxattr, ,
1497                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1498         )
1499         AC_SUBST(XATTR_LIB)
1500
1501         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1502         AC_CHECK_MEMBERS(
1503                 [struct kinfo_proc.kp_proc],,,
1504                 [#include <sys/types.h>
1505                  #include <sys/sysctl.h>
1506                  #include <sys/proc.h>
1507                  ])
1508
1509         dnl *********************************
1510         dnl *** Checks for Windows compilation ***
1511         dnl *********************************
1512         AC_CHECK_HEADERS(sys/time.h)
1513         AC_CHECK_HEADERS(sys/param.h)
1514         AC_CHECK_HEADERS(dirent.h)
1515
1516         dnl *********************************
1517         dnl *** Check for Console 2.0 I/O ***
1518         dnl *********************************
1519         AC_CHECK_HEADERS([curses.h])
1520         AC_CHECK_HEADERS([term.h], [], [],
1521         [#if HAVE_CURSES_H
1522          #include <curses.h>
1523          #endif
1524         ])
1525         AC_CHECK_HEADERS([termios.h])
1526
1527         dnl * This is provided in io-layer, but on windows it's only available
1528         dnl * on xp+
1529         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1530 else
1531         jdk_headers_found=no
1532         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1533         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1534         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1535         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1536         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1537         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1538         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1539
1540         dnl *********************************
1541         dnl *** Check for struct ip_mreqn ***
1542         dnl *********************************
1543         AC_MSG_CHECKING(for struct ip_mreqn)
1544         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1545                 struct ip_mreqn mreq;
1546                 mreq.imr_address.s_addr = 0;
1547         ], [
1548                 # Yes, we have it...
1549                 AC_MSG_RESULT(yes)
1550                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1551         ], [
1552                 # We'll just have to try and use struct ip_mreq
1553                 AC_MSG_RESULT(no)
1554                 AC_MSG_CHECKING(for struct ip_mreq)
1555                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1556                         struct ip_mreq mreq;
1557                         mreq.imr_interface.s_addr = 0;
1558                 ], [
1559                         # Yes, we have it...
1560                         AC_MSG_RESULT(yes)
1561                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1562                 ], [
1563                         # No multicast support
1564                         AC_MSG_RESULT(no)
1565                 ])
1566         ])
1567         AC_CHECK_FUNCS(GetProcessId)
1568 fi
1569
1570 dnl socklen_t check
1571 AC_MSG_CHECKING(for socklen_t)
1572 AC_TRY_COMPILE([
1573 #include <sys/types.h>
1574 #include <sys/socket.h>
1575 ],[
1576   socklen_t foo;
1577 ],[
1578 ac_cv_c_socklen_t=yes
1579         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1580         AC_MSG_RESULT(yes)
1581 ],[
1582         AC_MSG_RESULT(no)
1583 ])
1584
1585 AC_MSG_CHECKING(for array element initalizer support)
1586 AC_TRY_COMPILE([#include <sys/socket.h>], [
1587         const int array[] = {[1] = 2,};
1588 ], [
1589         # Yes, we have it...
1590         AC_MSG_RESULT(yes)
1591         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1592 ], [
1593         # We'll have to use signals
1594         AC_MSG_RESULT(no)
1595 ])
1596
1597 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1598         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1599         AC_TRY_LINK([#include <math.h>],
1600         [ static void *p = &trunc; ],
1601         [
1602                 AC_DEFINE(HAVE_TRUNC)
1603                 AC_MSG_RESULT(yes)
1604                 ac_cv_trunc=yes
1605         ],
1606         AC_MSG_RESULT(no)))
1607
1608 if test "x$ac_cv_truncl" != "xyes"; then
1609    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1610 fi
1611
1612 AC_CHECK_FUNCS(round)
1613 AC_CHECK_FUNCS(rint)
1614
1615 dnl ****************************
1616 dnl *** Look for /dev/random ***
1617 dnl ****************************
1618
1619 AC_MSG_CHECKING([if usage of random device is requested])
1620 AC_ARG_ENABLE(dev-random,
1621 [  --disable-dev-random    disable the use of the random device],
1622 try_dev_random=$enableval, try_dev_random=yes)
1623 AC_MSG_RESULT($try_dev_random)
1624
1625 case "{$target}" in
1626     *-openbsd*)
1627     NAME_DEV_RANDOM="/dev/srandom"
1628     ;;
1629
1630 dnl Win32 does not have /dev/random, they have their own method...
1631
1632     *-*-mingw*|*-*-cygwin*)
1633     ac_cv_have_dev_random=no
1634     ;;
1635
1636 dnl Everywhere else, it's /dev/random
1637
1638     *)
1639     NAME_DEV_RANDOM="/dev/random"
1640     ;;
1641 esac
1642
1643 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1644
1645 dnl Now check if the device actually exists
1646
1647 if test "x$try_dev_random" = "xyes"; then
1648     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1649     [if test -r "$NAME_DEV_RANDOM" ; then
1650         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1651     if test "x$ac_cv_have_dev_random" = "xyes"; then
1652         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1653     fi
1654 else
1655     AC_MSG_CHECKING(for random device)
1656     ac_cv_have_dev_random=no
1657     AC_MSG_RESULT(has been disabled)
1658 fi
1659
1660 if test "x$platform_win32" = "xyes"; then
1661     AC_DEFINE(HAVE_CRYPT_RNG)
1662 fi
1663
1664 if test "x$ac_cv_have_dev_random" = "xno" \
1665     && test "x$platform_win32" = "xno"; then
1666     AC_MSG_WARN([[
1667 ***
1668 *** A system-provided entropy source was not found on this system.
1669 *** Because of this, the System.Security.Cryptography random number generator
1670 *** will throw a NotImplemented exception.
1671 ***
1672 *** If you are seeing this message, and you know your system DOES have an
1673 *** entropy collection in place, please contact <crichton@gimp.org> and
1674 *** provide information about the system and how to access the random device.
1675 ***
1676 *** Otherwise you can install either egd or prngd and set the environment
1677 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1678 ***]])
1679 fi
1680
1681 AC_MSG_CHECKING([if inter-process shared handles are requested])
1682 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1683 AC_MSG_RESULT($try_shared_handles)
1684 if test "x$try_shared_handles" != "xyes"; then
1685         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1686         AC_SUBST(DISABLE_SHARED_HANDLES)
1687 fi
1688
1689 if test x$gc = xsgen; then
1690    if test x$with_tls != x__thread; then
1691           AC_MSG_ERROR([The SGEN garbage collector depends on a working __thread implementation, and either --with-thread=pthread was passed to configure, or the configure test for __thread failed.])
1692    fi
1693 fi
1694
1695 AC_ARG_ENABLE(nunit-tests, [ --enable-nunit-tests       Run the nunit tests of the class library on 'make check'])
1696 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1697
1698 AC_MSG_CHECKING([if big-arrays are to be enabled])
1699 AC_ARG_ENABLE(big-arrays,  [ --enable-big-arrays        Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1700 if test "x$enable_big_arrays" = "xyes" ; then
1701     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1702         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1703     else
1704         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1705     fi
1706 fi
1707 AC_MSG_RESULT($enable_big_arrays)
1708
1709 dnl **************
1710 dnl *** DTRACE ***
1711 dnl **************
1712
1713 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1714
1715 if test "x$enable_dtrace" = "xyes"; then
1716    if test "x$has_dtrace" = "xno"; then
1717           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1718    fi
1719    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1720    if test "x$DTRACE" = "xno"; then
1721           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1722           enable_dtrace=no
1723    fi
1724 fi
1725
1726 dtrace_g=no
1727 if test "x$enable_dtrace" = "xyes"; then
1728         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1729         DTRACEFLAGS=
1730         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1731                 case "$host" in
1732                         powerpc-*-darwin*)
1733                         DTRACEFLAGS="-arch ppc64"
1734                         ;;
1735                         i*86-*-darwin*)
1736                         DTRACEFLAGS="-arch x86_64"
1737                         ;;
1738                         *)
1739                         DTRACEFLAGS=-64
1740                         ;;
1741                 esac
1742         else
1743                 case "$host" in
1744                         powerpc-*-darwin*)
1745                         DTRACEFLAGS="-arch ppc"
1746                         ;;
1747                         i*86-*-darwin*)
1748                         DTRACEFLAGS="-arch i386"
1749                         ;;
1750                         *)
1751                         DTRACEFLAGS=-32
1752                         ;;
1753                 esac
1754         fi
1755         AC_SUBST(DTRACEFLAGS)
1756         case "$host" in
1757                 *-*-solaris*)
1758                 dtrace_g=yes
1759                 ;;
1760         esac
1761         AC_CHECK_HEADERS([sys/sdt.h])
1762 fi
1763 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1764 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1765
1766 TARGET="unknown"
1767 ACCESS_UNALIGNED="yes"
1768
1769 JIT_SUPPORTED=no
1770 INTERP_SUPPORTED=no
1771 LIBC="libc.so.6"
1772 INTL="libc.so.6"
1773 SQLITE="libsqlite.so.0"
1774 SQLITE3="libsqlite3.so.0"
1775 X11="libX11.so"
1776
1777 sizeof_register="SIZEOF_VOID_P"
1778
1779 jit_wanted=false
1780 interp_wanted=false
1781 case "$host" in
1782 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1783 #               TARGET=MIPS;
1784 #               ACCESS_UNALIGNED="no"
1785 #               ;;
1786         mips*)
1787                 TARGET=MIPS;
1788                 arch_target=mips;
1789                 ACCESS_UNALIGNED="no"
1790                 JIT_SUPPORTED=yes
1791                 jit_wanted=true
1792
1793                 AC_MSG_CHECKING(for mips n32)
1794                 AC_TRY_COMPILE([], [
1795                 void main () {
1796                 #if _MIPS_SIM != _ABIN32
1797                 #error Not mips n32
1798                 #endif
1799                 }
1800                 ],[
1801                 AC_MSG_RESULT(yes)
1802                 sizeof_register=8
1803                 ],[
1804                 AC_MSG_RESULT(no)
1805                 ])
1806                 ;;
1807         i*86-*-*)
1808                 TARGET=X86;
1809                 arch_target=x86;
1810                 JIT_SUPPORTED=yes
1811                 jit_wanted=true
1812                 case $host_os in
1813                   solaris*)
1814                         LIBC="libc.so"
1815                         INTL="libintl.so"
1816                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1817                                 TARGET=AMD64
1818                                 arch_target=amd64
1819                         fi
1820
1821                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
1822                         # int astruct __attribute__ ((visibility ("hidden")));
1823                         # void foo ()
1824                         # {
1825                         #       void *p = &astruct;
1826                         # }
1827                         # gcc -fPIC --shared -o libfoo.so foo.c
1828                         # yields:
1829                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
1830                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
1831                         have_visibility_hidden=no
1832
1833                 esac
1834                 ;;
1835         x86_64-*-* | amd64-*-*)
1836                 TARGET=AMD64;
1837                 arch_target=amd64;
1838                 JIT_SUPPORTED=yes
1839                 jit_wanted=true
1840                 ;;
1841         ia64-*-*)
1842                 TARGET=IA64
1843                 arch_target=ia64
1844                 ACCESS_UNALIGNED="no"
1845                 JIT_SUPPORTED=yes
1846                 jit_wanted=true
1847                 LIBC="libc.so.6.1"
1848                 INTL="libc.so.6.1"
1849                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
1850                 libmono_ldflags="-lunwind"
1851                 ;;
1852         sparc*-*-*)
1853                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1854                    TARGET=SPARC64
1855                 else
1856                         TARGET=SPARC
1857                 fi
1858                 arch_target=sparc;
1859                 JIT_SUPPORTED=yes
1860                 ACCESS_UNALIGNED="no"
1861                 case $host_os in
1862                   linux*) ;;
1863                   *)
1864                         LIBC="libc.so"
1865                         INTL="libintl.so"
1866                 esac
1867                 jit_wanted=true
1868                 if test x"$GCC" = xyes; then
1869                         # We don't support v8 cpus
1870                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
1871                 fi
1872                 if test x"$AR" = xfalse; then
1873                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
1874                 fi
1875                 ;;
1876        alpha*-*-linux* | alpha*-*-osf*)
1877                 TARGET=ALPHA;
1878                 ACCESS_UNALIGNED="no"
1879                 JIT_SUPPORTED=yes
1880                 jit_wanted=true
1881                 arch_target=alpha;
1882                 CFLAGS="$CFLAGS -mieee -O0"
1883                 case $host_os in
1884                   linux*)
1885                         LIBC="libc.so.6.1"
1886                         INTL="libc.so.6.1"
1887                 esac
1888                ;;
1889         *-*-mingw*|*-*-cygwin*)
1890                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
1891                 have_visibility_hidden=no
1892                 INTL="intl"
1893                 ;;
1894         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
1895                 TARGET=HPPA;
1896                 arch_target=hppa;
1897                 LIBC="libc.sl"
1898                 ACCESS_UNALIGNED="no"
1899                 INTERP_SUPPORTED=yes
1900                 interp_wanted=true
1901                 ;;
1902         hppa*linux*)
1903                 TARGET=HPPA;
1904                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1905                 arch_target=hppa;
1906                 ACCESS_UNALIGNED="no"
1907                 JIT_SUPPORTED=yes
1908                 jit_wanted=true
1909                 ;;
1910         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
1911         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* )
1912                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1913                         TARGET=POWERPC64;
1914                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
1915                         CFLAGS="$CFLAGS -mminimal-toc"
1916                 else
1917                         TARGET=POWERPC;
1918                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
1919                 fi
1920                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1921                 arch_target=ppc;
1922                 JIT_SUPPORTED=yes
1923                 jit_wanted=true
1924                 ;;
1925         arm*-darwin*)
1926                 TARGET=ARM;
1927                 arch_target=arm;
1928                 ACCESS_UNALIGNED="no"
1929                 JIT_SUPPORTED=yes
1930                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
1931                 jit_wanted=true
1932                 ;;
1933         arm*-linux*)
1934                 TARGET=ARM;
1935                 arch_target=arm;
1936                 ACCESS_UNALIGNED="no"
1937                 JIT_SUPPORTED=yes
1938                 jit_wanted=true
1939                 ;;
1940         s390-*-linux*)
1941                 TARGET=S390;
1942                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1943                 arch_target=s390;
1944                 ACCESS_UNALIGNED="no"
1945                 JIT_SUPPORTED=yes
1946                 jit_wanted=true
1947                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
1948                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1949                 ;;
1950         s390x-*-linux*)
1951                 TARGET=S390x;
1952                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1953                 arch_target=s390x;
1954                 ACCESS_UNALIGNED="no"
1955                 JIT_SUPPORTED=yes
1956                 jit_wanted=true
1957                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1958                 ;;
1959 esac
1960
1961 if test "x$sizeof_register" = "x4"; then
1962    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
1963 elif test "x$sizeof_register" = "x8"; then
1964    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
1965 else
1966    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
1967 fi
1968
1969 if test "x$have_visibility_hidden" = "xyes"; then
1970    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
1971 fi
1972
1973 AC_ARG_WITH(jit, [  --with-jit=yes,no       If you want to build scripts that default to the JIT],[
1974         if test x$withval = xyes; then
1975            jit_wanted=true
1976         else
1977            jit_wanted=false
1978         fi
1979 ])
1980
1981 AC_ARG_WITH(interp, [  --with-interp=yes,no    If you want to build scripts that default to the interpreter],[
1982         if test x$withval = xyes; then
1983            interp_wanted=true
1984         else
1985            interp_wanted=false
1986         fi
1987 ])
1988
1989 USEJIT=false
1990 if test x$JIT_SUPPORTED = xyes; then
1991    if $jit_wanted; then
1992       USEJIT=true
1993       jit_status="Building and using the JIT"
1994    else
1995       if $interp_wanted; then
1996          jit_status="Building the JIT, defaulting to the interpreter"
1997       else
1998          AC_ERROR(No JIT or interpreter support available or selected.)
1999       fi
2000    fi
2001 else
2002    if test x$interp_wanted = xtrue; then
2003       jit_status="interpreter"
2004    else
2005       AC_ERROR(No JIT or interpreter support available or selected.)
2006    fi
2007 fi
2008
2009 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2010
2011 libsuffix=".so"
2012
2013 case "$host" in
2014      *-*-darwin*)
2015         libsuffix=".dylib"
2016         LIBC="libc.dylib"
2017         INTL="libintl.dylib"
2018         SQLITE="libsqlite.0.dylib"
2019         SQLITE3="libsqlite3.0.dylib"
2020         X11="libX11.dylib"
2021         ;;
2022      *-*-*netbsd*)
2023         LIBC="libc.so.12"
2024         INTL="libintl.so.0"
2025         ;;
2026     *-*-*freebsd*)
2027         LIBC="libc.so"
2028         INTL="libintl.so"
2029         ;;
2030     *-*-*openbsd*)
2031         LIBC="libc.so"
2032         INTL="libintl.so"
2033         ;;
2034     *-*-*linux*)
2035         AC_PATH_X
2036         AC_MSG_CHECKING(for the soname of libX11.so)
2037         for i in $x_libraries /usr/lib /usr/lib64; do
2038                 for r in 4 5 6; do
2039                         if test -f $i/libX11.so.$r; then
2040                                 X11=libX11.so.$r
2041                                 AC_MSG_RESULT($X11)
2042                         fi
2043                 done
2044         done
2045
2046         if test "x$X11" = "xlibX11.so"; then
2047                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2048         fi
2049         ;;
2050 esac
2051
2052
2053 AC_SUBST(libsuffix)
2054
2055 AC_CHECK_HEADERS(valgrind/memcheck.h)
2056
2057 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2058         if test "x$with_tls" = "x__thread"; then
2059                 #
2060                 # On some linux distributions, TLS works in executables, but linking
2061                 # against a shared library containing TLS fails with:
2062                 # undefined reference to `__tls_get_addr'
2063                 #
2064                 rm -f conftest.c conftest.so conftest
2065                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2066                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2067                 $CC -o conftest conftest.so > /dev/null 2>&1
2068                 if test ! -f conftest; then
2069                    AC_MSG_WARN([Disabling usage of __thread.]);
2070                    with_tls=pthread
2071                 fi
2072                 rm -f conftest.c conftest.so conftest
2073         fi
2074 fi
2075
2076 mono_debugger_supported=no
2077 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2078         if test x$use_included_gc = xyes; then
2079                 case "$host" in
2080                 *-*-*linux*)
2081                         mono_debugger_supported=yes
2082                         ;;
2083                 esac
2084         fi
2085 fi
2086
2087 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2088 if test "x$mono_debugger_supported" = "xyes"; then
2089         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2090 fi
2091 AC_MSG_RESULT($mono_debugger_supported)
2092 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2093
2094 if test "x$with_tls" = "x__thread"; then
2095         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2096         # Pass the information to libgc
2097         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2098         AC_MSG_CHECKING(if the tls_model attribute is supported)
2099         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2100                 ], [
2101                         AC_MSG_RESULT(yes)
2102                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2103                 ], [
2104                         AC_MSG_RESULT(no)
2105         ])
2106 fi
2107
2108 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2109         dnl ******************************************
2110         dnl *** Check to see what FPU is available ***
2111         dnl ******************************************
2112         AC_MSG_CHECKING(which FPU to use)
2113
2114         AC_TRY_COMPILE([], [
2115                 __asm__ ("ldfd f0, [r0]");
2116                 ], fpu=FPA, fpu=NONE)
2117
2118         AC_MSG_RESULT($fpu)
2119         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2120         unset fpu
2121 fi
2122
2123 if test ${TARGET} = unknown; then
2124         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2125         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2126 fi
2127
2128 if test ${ACCESS_UNALIGNED} = no; then
2129         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2130 fi
2131
2132 case "x$gc" in
2133         xincluded)
2134                 # Pass CPPFLAGS to libgc configure
2135                 # We should use a separate variable for this to avoid passing useless and
2136                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2137                 # This should be executed late so we pick up the final version of CPPFLAGS
2138                 # The problem with this approach, is that during a reconfigure, the main
2139                 # configure scripts gets invoked with these arguments, so we use separate
2140                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2141                 LIBGC_CPPFLAGS=$CPPFLAGS
2142                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2143                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2144                 fi
2145                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2146                 AC_CONFIG_SUBDIRS(libgc)
2147                 ;;
2148 esac
2149
2150 PREVIEW=yes
2151 AC_ARG_WITH(preview,  [ --with-preview=yes,no     If you want to install the 2.0 FX preview],[
2152         if test x$with_preview = xno; then
2153               PREVIEW=no
2154         fi
2155 ])
2156
2157 MOONLIGHT=yes
2158 AC_ARG_WITH(moonlight,[ --with-moonlight=yes,no   If you want to build the Moonlight 2.1 assemblies],[
2159         if test x$with_moonlight = xno; then
2160               MOONLIGHT=no
2161         fi
2162 ])
2163
2164 OPROFILE=no
2165 AC_ARG_WITH(oprofile,[ --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to NO)],[
2166         if test x$with_oprofile != xno; then
2167             oprofile_include=$with_oprofile/include
2168             if test ! -f $oprofile_include/opagent.h; then
2169                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2170                 fi
2171             OPROFILE=yes
2172                 OPROFILE_CFLAGS="-I$oprofile_include"
2173             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2174             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2175         fi
2176 ])
2177
2178 MALLOC_MEMPOOLS=no
2179 AC_ARG_WITH(malloc_mempools,[ --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to NO)],[
2180         if test x$with_malloc_mempools = xyes; then
2181                 MALLOC_MEMPOOLS=yes
2182                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2183         fi
2184 ])
2185
2186
2187 DISABLE_MCS_DOCS=no
2188 AC_ARG_WITH(mcs_docs,[ --with-mcs-docs=yes,no  If you want to build the documentation under mcs (defaults to YES)],[
2189         if test x$with_mcs_docs != xyes; then
2190                 DISABLE_MCS_DOCS=yes
2191         fi
2192 ])
2193
2194 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2195 AC_SUBST(OPROFILE_CFLAGS)
2196 AC_SUBST(OPROFILE_LIBS)
2197
2198 libmono_ldflags="$libmono_ldflags $LIBS"
2199
2200 AM_CONDITIONAL(INSTALL_2_0, test x$PREVIEW = xyes)
2201 AM_CONDITIONAL(INSTALL_2_1, test x$MOONLIGHT = xyes)
2202
2203 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2204 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2205 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2206 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2207 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2208 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2209 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2210 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2211 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2212 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2213 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2214 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2215 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2216 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2217 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2218 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2219
2220 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2221 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2222 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2223
2224 AC_SUBST(LIBC)
2225 AC_SUBST(INTL)
2226 AC_SUBST(SQLITE)
2227 AC_SUBST(SQLITE3)
2228 AC_SUBST(X11)
2229 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2230 AC_SUBST(arch_target)
2231 AC_SUBST(CFLAGS)
2232 AC_SUBST(CPPFLAGS)
2233 AC_SUBST(LDFLAGS)
2234
2235 mono_build_root=`pwd`
2236 AC_SUBST(mono_build_root)
2237
2238 if test x$USEJIT = xtrue; then
2239   mono_runtime=mono/mini/mono
2240 else
2241   mono_runtime=mono/interpreter/mint
2242 fi
2243 AC_SUBST(mono_runtime)
2244
2245 mono_cfg_root=$mono_build_root/runtime
2246 if test x$platform_win32 = xyes; then
2247   if test "x$cross_compiling" = "xno"; then
2248     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2249   else
2250     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\\'`\\etc
2251   fi
2252 else
2253   mono_cfg_dir=$mono_cfg_root/etc
2254 fi
2255 AC_SUBST(mono_cfg_dir)
2256
2257 AC_CONFIG_FILES([po/mcs/Makefile.in])
2258
2259 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2260 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2261
2262 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2263 [   depth=../../../..
2264     case $srcdir in
2265     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2266     .) reldir=$depth ;;
2267     *) reldir=$depth/$srcdir ;;
2268     esac
2269     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2270     cd runtime/etc/mono/1.0
2271     rm -f machine.config
2272     $LN_S $reldir/data/net_1_1/machine.config machine.config
2273     cd $depth
2274 ],[LN_S='$LN_S'])
2275
2276 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2277 [   depth=../../../..
2278     case $srcdir in
2279     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2280     .) reldir=$depth ;;
2281     *) reldir=$depth/$srcdir ;;
2282     esac
2283     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2284     cd runtime/etc/mono/2.0
2285     rm -f machine.config
2286     $LN_S $reldir/data/net_2_0/machine.config machine.config
2287     cd $depth
2288 ],[LN_S='$LN_S'])
2289
2290 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2291 [   depth=../../../..
2292     case $srcdir in
2293     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2294     .) reldir=$depth ;;
2295     *) reldir=$depth/$srcdir ;;
2296     esac
2297     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2298     cd runtime/etc/mono/2.0
2299     rm -f web.config
2300     $LN_S $reldir/data/net_2_0/web.config web.config
2301     cd $depth
2302 ],[LN_S='$LN_S'])
2303
2304 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2305 [   depth=../../..
2306     case $srcdir in
2307     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2308     .) reldir=$depth ;;
2309     *) reldir=$depth/$srcdir ;;
2310     esac
2311     $ac_aux_dir/install-sh -d runtime/etc/mono/
2312     cd runtime/etc/mono/
2313     rm -f browscap.ini
2314     $LN_S $reldir/data/browscap.ini browscap.ini
2315     cd $depth
2316 ],[LN_S='$LN_S'])
2317
2318 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2319 [   depth=../../../../..
2320     case $srcdir in
2321     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2322     .) reldir=$depth ;;
2323     *) reldir=$depth/$srcdir ;;
2324     esac
2325     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2326     cd runtime/etc/mono/2.0/Browsers
2327     rm -f Compat.browser
2328     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2329     cd $depth
2330 ],[LN_S='$LN_S'])
2331
2332 if test x$enable_quiet_build = xyes; then
2333    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])
2334    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])
2335 fi
2336
2337 AC_OUTPUT([
2338 Makefile
2339 mono-uninstalled.pc
2340 scripts/mono-find-provides
2341 scripts/mono-find-requires
2342 mono/Makefile
2343 mono/utils/Makefile
2344 mono/metadata/Makefile
2345 mono/dis/Makefile
2346 mono/cil/Makefile
2347 mono/arch/Makefile
2348 mono/arch/x86/Makefile
2349 mono/arch/amd64/Makefile
2350 mono/arch/hppa/Makefile
2351 mono/arch/ppc/Makefile
2352 mono/arch/sparc/Makefile
2353 mono/arch/s390/Makefile
2354 mono/arch/s390x/Makefile
2355 mono/arch/arm/Makefile
2356 mono/arch/alpha/Makefile
2357 mono/arch/ia64/Makefile
2358 mono/arch/mips/Makefile
2359 mono/interpreter/Makefile
2360 mono/tests/Makefile
2361 mono/tests/tests-config
2362 mono/tests/assemblyresolve/Makefile
2363 mono/tests/cas/Makefile
2364 mono/tests/cas/assembly/Makefile
2365 mono/tests/cas/demand/Makefile
2366 mono/tests/cas/inheritance/Makefile
2367 mono/tests/cas/linkdemand/Makefile
2368 mono/tests/cas/threads/Makefile
2369 mono/benchmark/Makefile
2370 mono/monograph/Makefile
2371 mono/io-layer/Makefile
2372 mono/mini/Makefile
2373 mono/profiler/Makefile
2374 ikvm-native/Makefile
2375 scripts/Makefile
2376 man/Makefile
2377 web/Makefile
2378 docs/Makefile
2379 data/Makefile
2380 data/net_1_1/Makefile
2381 data/net_2_0/Makefile
2382 data/net_2_0/Browsers/Makefile
2383 data/mint.pc
2384 data/mono.pc
2385 data/mono-cairo.pc
2386 data/mono-nunit.pc
2387 data/mono-options.pc
2388 data/mono-lineeditor.pc
2389 data/monodoc.pc
2390 data/mono.web.pc
2391 data/dotnet.pc
2392 data/dotnet35.pc
2393 data/wcf.pc
2394 data/cecil.pc
2395 data/system.web.extensions_1.0.pc
2396 data/system.web.extensions.design_1.0.pc
2397 data/system.web.mvc.pc
2398 samples/Makefile
2399 support/Makefile
2400 data/config
2401 tools/Makefile
2402 tools/locale-builder/Makefile
2403 runtime/Makefile
2404 msvc/Makefile
2405 po/Makefile
2406 ])
2407
2408 if test x$platform_win32 = xyes; then
2409    # Get rid of 'cyg' prefixes in library names
2410    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2411    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2412    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2413    # executable doesn't work...
2414    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2415 fi
2416
2417 (
2418   case $prefix in
2419   NONE) prefix=$ac_default_prefix ;;
2420   esac
2421   case $exec_prefix in
2422   NONE) exec_prefix='${prefix}' ;;
2423   esac
2424
2425   test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build
2426
2427   #
2428   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2429   # any existing config.make.  This allows people to share the same source tree
2430   # with different build directories, one native and one cross
2431   #
2432   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2433     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
2434     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
2435     echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make
2436     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
2437     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make
2438     echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make
2439     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make
2440     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make
2441     case $INSTALL in
2442     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2443     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2444     esac
2445
2446     echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make
2447
2448     export VERSION
2449     [myver=$($AWK 'BEGIN {
2450       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2451       if(length(vsplit [1]) > 4) {
2452         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2453       }
2454       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2455     }')]
2456
2457     echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make
2458   fi
2459
2460   if test x$platform_darwin = xyes; then
2461         echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make
2462   fi
2463
2464   if test x$TARGET = xAMD64 -a x$platform_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then
2465          echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make
2466   fi
2467
2468   # if we have an olive folder, override the default settings
2469   if test -d $olivedir; then
2470
2471     test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2472
2473     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2474       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2475       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2476       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2477       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2478       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2479       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2480           if test x$with_moonlight = xyes; then
2481         echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make
2482       fi
2483     fi
2484   fi
2485
2486   if test x$DISABLE_MCS_DOCS = xyes; then
2487         echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make
2488   fi
2489 )
2490
2491 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2492
2493 echo "
2494         mcs source:    $mcs_topdir
2495         olive source:  $olive_topdir
2496
2497         GC:            $gc
2498         TLS:           $with_tls
2499         SIGALTSTACK:   $with_sigaltstack
2500         Engine:        $jit_status
2501         2.0 Beta:      $PREVIEW
2502         2.1 Alpha:     $MOONLIGHT
2503         JNI support:   $jdk_headers_found
2504         libgdiplus:    $libgdiplus_msg
2505         zlib:          $zlib_msg
2506         oprofile:      $OPROFILE
2507         BigArrays:     $enable_big_arrays
2508         DTrace:        $enable_dtrace
2509         Parallel Mark: $enable_parallel_mark
2510         $disabled
2511
2512 "
2513 if test x$with_static_mono = xno -a "x$platform_win32" != "xyes"; then
2514    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2515 fi
2516
2517 if test x$gc = xsgen; then
2518         echo IMPORTANT:
2519         echo IMPORTANT: You have selected an experimental, work-in-progress
2520         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2521         echo IMPORTANT: and is not yet ready for use.
2522         echo IMPORTANT:
2523         echo IMPORTANT: There are known problems with it, use at your own risk.
2524 fi