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 # Disabled for now to fix the windows build
 226 #AC_PROG_CXX
 227 AM_PROG_AS
 228 AM_PROG_CC_STDC
 229 AC_PROG_INSTALL
 230 AC_PROG_AWK
 231 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 232 : ${CCAS='$(CC)'}
 233 # Set ASFLAGS if not already set.
 234 : ${CCASFLAGS='$(CFLAGS)'}
 235 AC_SUBST(CCAS)
 236 AC_SUBST(CCASFLAGS)
 237
 238 AC_CHECK_PROG(BISON, bison,yes,no)
 239 if test "x$BISON" = "xno";
 240 then
 241         AC_MSG_ERROR([You need to install bison])
 242 fi
 243
 244 dnl may require a specific autoconf version
 245 dnl AC_PROG_CC_FOR_BUILD
 246 dnl CC_FOR_BUILD not automatically detected
 247 CC_FOR_BUILD=$CC
 248 CFLAGS_FOR_BUILD=$CFLAGS
 249 BUILD_EXEEXT=
 250 if test "x$cross_compiling" = "xyes"; then
 251         CC_FOR_BUILD=cc
 252         CFLAGS_FOR_BUILD=
 253         BUILD_EXEEXT=""
 254 fi
 255 AC_SUBST(CC_FOR_BUILD)
 256 AC_SUBST(CFLAGS_FOR_BUILD)
 257 AC_SUBST(HOST_CC)
 258 AC_SUBST(BUILD_EXEEXT)
 259
 260 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 261 AM_CONDITIONAL(USE_BATCH_FILES, [test x$platform_win32 = xyes -a x$cross_compiling = xyes])
 262
 263 # Set STDC_HEADERS
 264 AC_HEADER_STDC
 265 AC_LIBTOOL_WIN32_DLL
 266 # This causes monodis to not link correctly
 267 #AC_DISABLE_FAST_INSTALL
 268 AM_PROG_LIBTOOL
 269 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 270 DOLT
 271
 272 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 273 AC_SUBST(export_ldflags)
 274
 275 # Test whenever ld supports -version-script
 276 AC_PROG_LD
 277 AC_PROG_LD_GNU
 278 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 279    no_version_script=yes
 280 fi
 281
 282 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 283
 284 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)
 285 AC_CHECK_HEADERS(sys/user.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h)
 286
 287 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 288 if test x$have_zlib = xyes; then
 289    AC_TRY_COMPILE([#include <zlib.h>], [
 290    void main () {
 291    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 292    }
 293    #else
 294    #error No good zlib found
 295    #endif
 296    ],[
 297         AC_MSG_RESULT(Using system zlib)
 298         zlib_msg="system zlib"
 299    ],[
 300         AC_MSG_RESULT(Using embedded zlib)
 301         have_zlib=no
 302         zlib_msg="bundled zlib"
 303    ])
 304 fi
 305
 306 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 307 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 308
 309 # for mono/metadata/debug-symfile.c
 310 AC_CHECK_HEADERS(elf.h)
 311
 312 # for support
 313 AC_CHECK_HEADERS(poll.h)
 314 AC_CHECK_HEADERS(sys/poll.h)
 315 AC_CHECK_HEADERS(sys/wait.h)
 316 AC_CHECK_HEADERS(grp.h)
 317 AC_CHECK_HEADERS(syslog.h)
 318
 319 # for mono/dis
 320 AC_CHECK_HEADERS(wchar.h)
 321 AC_CHECK_HEADERS(ieeefp.h)
 322 AC_MSG_CHECKING(for isinf)
 323 AC_TRY_LINK([#include <math.h>], [
 324         int f = isinf (1);
 325 ], [
 326         AC_MSG_RESULT(yes)
 327         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 328 ], [
 329         # We'll have to use signals
 330         AC_MSG_RESULT(no)
 331 ])
 332
 333
 334 # not 64 bit clean in cross-compile
 335 AC_CHECK_SIZEOF(void *, 4)
 336
 337 WARN=''
 338 if test x"$GCC" = xyes; then
 339         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 340                 # The runtime code does not respect ANSI C strict aliasing rules
 341                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 342
 343                 ORIG_CFLAGS=$CFLAGS
 344                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 345                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 346                 AC_TRY_COMPILE([], [
 347                                                    void main () { }
 348                 ], [
 349                    AC_MSG_RESULT(yes)
 350                 ], [
 351                    AC_MSG_RESULT(no)
 352                    CFLAGS=$ORIG_CFLAGS
 353                 ])
 354 else
 355         # The Sun Forte compiler complains about inline functions that access static variables
 356         # so disable all inlining.
 357         case "$host" in
 358         *-*-solaris*)
 359                 CFLAGS="$CFLAGS -Dinline="
 360                 ;;
 361         esac
 362 fi
 363 CFLAGS="$CFLAGS -g $WARN"
 364 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 365
 366 # Where's the 'mcs' source tree?
 367 if test -d $srcdir/mcs; then
 368   mcsdir=mcs
 369 else
 370   mcsdir=../mcs
 371 fi
 372
 373 #
 374 # A sanity check to catch cases where the package was unpacked
 375 # with an ancient tar program (Solaris)
 376 #
 377 AC_MSG_CHECKING(integrity of package)
 378 if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 379 then
 380    AC_MSG_RESULT(ok)
 381 else
 382    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"
 383    AC_MSG_ERROR([$errorm])
 384 fi
 385
 386 mcs_topdir='$(top_srcdir)/'$mcsdir
 387 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 388
 389 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 390 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 391
 392 AC_SUBST([mcs_topdir])
 393 AC_SUBST([mcs_topdir_from_srcdir])
 394
 395 # Where's the 'olive' source tree?
 396 if test -d $srcdir/olive; then
 397   olivedir=olive
 398 else
 399   olivedir=../olive
 400 fi
 401
 402 if test -d $srcdir/$olivedir; then
 403 olive_topdir='$(top_srcdir)/'$olivedir
 404 fi
 405
 406 # gettext: prepare the translation directories.
 407 # we do not configure the full gettext, as we consume it dynamically from C#
 408 AM_PO_SUBDIRS
 409
 410 if test "x$USE_NLS" = "xyes"; then
 411    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 412
 413    if test "x$HAVE_MSGFMT" = "xno"; then
 414           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 415    fi
 416 fi
 417
 418 AC_ARG_WITH([libgdiplus],
 419         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 420         [], [with_libgdiplus=installed])
 421
 422 case $with_libgdiplus in
 423 no|installed) libgdiplus_loc= ;;
 424 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 425 /*) libgdiplus_loc=$with_libgdiplus ;;
 426 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 427 esac
 428 AC_SUBST([libgdiplus_loc])
 429
 430 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 431 if test "x$PKG_CONFIG" = "xno"; then
 432         AC_MSG_ERROR([You need to install pkg-config])
 433 fi
 434
 435 pkg_config_path=
 436 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 437         if test x$with_crosspkgdir = "x"; then
 438                 if test -s $PKG_CONFIG_PATH; then
 439                         pkg_config_path=$PKG_CONFIG_PATH
 440                 fi
 441         else
 442                 pkg_config_path=$with_crosspkgdir
 443                 PKG_CONFIG_PATH=$pkg_config_path
 444                 export PKG_CONFIG_PATH
 445         fi
 446 )
 447
 448 AC_ARG_WITH([glib],
 449         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to system)],
 450         [], [with_glib=system])
 451
 452 eglib_dir=
 453
 454 case $with_glib in
 455 embedded)
 456   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 457   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 458   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 459   BUILD_GLIB_LIBS="$GLIB_LIBS"
 460   GMODULE_CFLAGS="$GLIB_CFLAGS"
 461   GMODULE_LIBS="$GLIB_LIBS"
 462   eglib_dir=eglib
 463   AC_CONFIG_SUBDIRS(eglib)
 464   ;;
 465 system)
 466   if test "x$cross_compiling" = "xyes"; then
 467     pkg_config_path="$PKG_CONFIG_PATH"
 468     unset PKG_CONFIG_PATH
 469   fi
 470   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 471   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 472   if test "x$cross_compiling" = "xyes"; then
 473     PKG_CONFIG_PATH=$pkg_config_path
 474     export PKG_CONFIG_PATH
 475   fi
 476
 477   ## Versions of dependencies
 478   GLIB_REQUIRED_VERSION=2.4.0
 479
 480   PKG_CHECK_MODULES(BASE_DEPENDENCIES, glib-2.0 >= $GLIB_REQUIRED_VERSION)
 481
 482   GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 483   GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 484   GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 485   GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 486   ;;
 487 *)
 488   AC_MSG_ERROR([Invalid argument to --with-glib.])
 489 esac
 490 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
 491
 492 AC_SUBST(GLIB_CFLAGS)
 493 AC_SUBST(GLIB_LIBS)
 494 AC_SUBST(GMODULE_CFLAGS)
 495 AC_SUBST(GMODULE_LIBS)
 496 AC_SUBST(BUILD_GLIB_CFLAGS)
 497 AC_SUBST(BUILD_GLIB_LIBS)
 498 AC_SUBST(eglib_dir)
 499
 500 if test x$cross_compiling$platform_win32 = xnoyes; then
 501    AC_MSG_CHECKING(for cygwin glib2-dev package)
 502    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 503       AC_MSG_RESULT(found)
 504           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.])
 505    else
 506       AC_MSG_RESULT(not found, ok)
 507    fi
 508
 509    AC_MSG_CHECKING(for broken gwin32.h)
 510    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 511    if test -f $glib_include/glib/gwin32.h; then
 512           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 513                  AC_MSG_RESULT(failed)
 514                  hashmark='#'
 515                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 516           fi
 517    fi
 518    AC_MSG_RESULT(ok)
 519 fi
 520
 521 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
 522
 523 # Enable support for fast thread-local storage
 524 # Some systems have broken support, so we allow to disable it.
 525 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 526
 527 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 528 # This does not work on some platforms (bug #55253)
 529 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 530
 531 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 532
 533 if test "x$enable_static" = "xno"; then
 534    with_static_mono=no
 535 fi
 536
 537 if test "x$platform_win32" = "xyes"; then
 538    # Boehm GC requires the runtime to be in its own dll
 539    with_static_mono=no
 540 fi
 541
 542 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 543 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 544
 545 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 546 if test "x$with_xen_opt" = "xyes"; then
 547         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 548         ORIG_CFLAGS=$CFLAGS
 549         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 550         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 551         AC_TRY_COMPILE([], [
 552                                            void main () { }
 553         ], [
 554            AC_MSG_RESULT(yes)
 555            # Pass it to libgc as well
 556            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 557         ], [
 558            AC_MSG_RESULT(no)
 559            CFLAGS=$ORIG_CFLAGS
 560         ])
 561 fi
 562
 563 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 564
 565 DISABLED_FEATURES=none
 566
 567 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 568      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 569      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd.],
 570 [
 571         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 572                 eval "mono_feature_disable_$feature='yes'"
 573                 AC_MSG_NOTICE([Disabled support for feature: $feature])
 574         done
 575         DISABLED_FEATURES=$enable_minimal
 576         disabled="Disabled:    $enable_minimal"
 577 ],[])
 578
 579 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 580
 581 if test "x$mono_feature_disable_aot" = "xyes"; then
 582         AC_DEFINE(DISABLE_AOT, 1, [Disable AOT support])
 583 fi
 584
 585 if test "x$mono_feature_disable_profiler" = "xyes"; then
 586         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 587 fi
 588 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 589
 590 if test "x$mono_feature_disable_decimal" = "xyes"; then
 591         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 592 fi
 593
 594 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 595         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 596 fi
 597
 598 if test "x$mono_feature_disable_debug" = "xyes"; then
 599         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 600 fi
 601
 602 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 603         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 604         mono_feature_disable_reflection_emit_save=yes
 605 fi
 606
 607 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 608         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 609 fi
 610
 611 if test "x$mono_feature_disable_large_code" = "xyes"; then
 612         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 613 fi
 614
 615 if test "x$mono_feature_disable_logging" = "xyes"; then
 616         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 617 fi
 618
 619 if test "x$mono_feature_disable_com" = "xyes"; then
 620         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 621 fi
 622
 623 if test "x$mono_feature_disable_ssa" = "xyes"; then
 624         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 625 fi
 626
 627 if test "x$mono_feature_disable_generics" = "xyes"; then
 628         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 629 fi
 630
 631 if test "x$mono_feature_disable_attach" = "xyes"; then
 632         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 633 fi
 634
 635 if test "x$mono_feature_disable_jit" = "xyes"; then
 636         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 637 fi
 638
 639 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 640
 641 if test "x$mono_feature_disable_simd" = "xyes"; then
 642         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 643 fi
 644
 645 AC_MSG_CHECKING(for visibility __attribute__)
 646 AC_TRY_COMPILE([], [
 647    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 648    void main () { doit (); }
 649 ], [
 650    have_visibility_hidden=yes
 651    AC_MSG_RESULT(yes)
 652 ], [
 653    have_visibility_hidden=no
 654    AC_MSG_RESULT(no)
 655 ])
 656
 657 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 658 if test x$enable_parallel_mark = xyes; then
 659         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 660 fi
 661
 662 LIBGC_CFLAGS=
 663 LIBGC_LIBS=
 664 LIBGC_STATIC_LIBS=
 665 libgc_dir=
 666 case "x$gc" in
 667         xboehm|xbohem|xyes)
 668                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 669                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 670
 671                 if test "x$found_boehm" != "xyes"; then
 672                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 673                 fi
 674                 if test "x$gc_headers" != "xyes"; then
 675                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 676                 fi
 677
 678                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 679                 AC_SUBST(HAVE_BOEHM_GC)
 680                 LIBGC_LIBS="-lgc $libdl"
 681                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 682
 683                 # AC_CHECK_FUNCS does not work for some reason...
 684                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 685                 if test "x$found_gcj_malloc" = "xyes"; then
 686                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 687                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
 688                 else
 689                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
 690                 fi
 691                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 692                 if test "x$found_gc_enable" = "xyes"; then
 693                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
 694                 fi
 695                 ;;
 696
 697         xincluded)
 698                 found_boehm=yes
 699                 gc_headers=yes
 700                 use_included_gc=yes
 701                 libgc_dir=libgc
 702
 703                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 704                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 705                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 706
 707                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 708                 AC_SUBST(HAVE_BOEHM_GC)
 709
 710                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
 711                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
 712
 713                 # The included libgc contains GCJ support
 714                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 715                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
 716                 if test x$enable_parallel_mark = xyes; then
 717                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 718                 else
 719                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 720                 fi
 721                 ;;
 722
 723         xsgen)
 724                 found_boehm=no
 725                 gc_headers=no
 726                 use_included_gc=no
 727                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
 728                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
 729                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
 730                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
 731                 ;;
 732
 733         xnone)
 734                 AC_MSG_WARN("Compiling mono without GC.")
 735                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
 736                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 737                 ;;
 738         *)
 739                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 740                 ;;
 741 esac
 742
 743 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 744 if test "x$large_heap" = "xyes"; then
 745    echo "FOO"
 746    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 747 fi
 748
 749 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 750 AC_SUBST(LIBGC_CFLAGS)
 751 AC_SUBST(LIBGC_LIBS)
 752 AC_SUBST(LIBGC_STATIC_LIBS)
 753 AC_SUBST(libgc_dir)
 754
 755 dnl
 756 dnl End of libgc checks
 757 dnl
 758
 759 if test x$platform_win32 = xno; then
 760
 761         dnl hires monotonic clock support
 762         AC_SEARCH_LIBS(clock_gettime, rt)
 763
 764         dnl dynamic loader support
 765         AC_CHECK_FUNC(dlopen, DL_LIB="",
 766                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 767         )
 768         if test x$dl_support = xno; then
 769                 AC_MSG_WARN([No dynamic loading support available])
 770         else
 771                 LIBS="$LIBS $DL_LIB"
 772                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 773                 dnl from glib's configure.in
 774                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 775                         mono_cv_uscore,[
 776                         AC_TRY_RUN([#include <dlfcn.h>
 777                         int mono_underscore_test (void) { return 42; }
 778                         int main() {
 779                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 780                           handle = dlopen ((void*)0, 0);
 781                           if (handle) {
 782                             f1 = dlsym (handle, "mono_underscore_test");
 783                             f2 = dlsym (handle, "_mono_underscore_test");
 784                           } return (!f2 || f1);
 785                         }],
 786                                 [mono_cv_uscore=yes],
 787                                 [mono_cv_uscore=no],
 788                         [])
 789                 ])
 790                 if test "x$mono_cv_uscore" = "xyes"; then
 791                         MONO_DL_NEED_USCORE=1
 792                 else
 793                         MONO_DL_NEED_USCORE=0
 794                 fi
 795                 AC_SUBST(MONO_DL_NEED_USCORE)
 796                 AC_CHECK_FUNC(dlerror)
 797         fi
 798
 799         dnl ******************************************************************
 800         dnl *** Checks for the IKVM JNI interface library                  ***
 801         dnl ******************************************************************
 802         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
 803
 804         ikvm_native_dir=
 805         if test x$with_ikvm_native = xyes; then
 806                 ikvm_native_dir=ikvm-native
 807                 jdk_headers_found="IKVM Native"
 808         fi
 809
 810         AC_SUBST(ikvm_native_dir)
 811
 812         AC_CHECK_HEADERS(execinfo.h)
 813
 814         AC_CHECK_FUNCS(getgrgid_r)
 815         AC_CHECK_FUNCS(getgrnam_r)
 816         AC_CHECK_FUNCS(getpwnam_r)
 817         AC_CHECK_FUNCS(getpwuid_r)
 818         AC_CHECK_FUNCS(getresuid)
 819         AC_CHECK_FUNCS(setresuid)
 820         AC_CHECK_FUNCS(kqueue)
 821         AC_CHECK_FUNCS(backtrace_symbols)
 822         AC_CHECK_FUNCS(mkstemp)
 823         AC_CHECK_FUNCS(mmap)
 824         AC_CHECK_FUNCS(madvise)
 825         AC_CHECK_FUNCS(getrusage)
 826         AC_CHECK_FUNCS(getpriority)
 827         AC_CHECK_FUNCS(setpriority)
 828
 829         AC_CHECK_FUNCS(sched_setaffinity)
 830
 831         dnl ******************************************************************
 832         dnl *** Check for large file support                               ***
 833         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 834         dnl ******************************************************************
 835
 836         # Check that off_t can represent 2**63 - 1 correctly, working around
 837         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 838         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 839         large_offt=no
 840         AC_DEFUN([LARGE_FILES], [
 841                 large_CPPFLAGS=$CPPFLAGS
 842                 CPPFLAGS="$CPPFLAGS $1"
 843                 AC_TRY_RUN([
 844                         #include <sys/types.h>
 845
 846                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
 847
 848                         int main(void) {
 849                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
 850                                                (BIG_OFF_T%2147483647==1));
 851                                 if(big_off_t) {
 852                                         exit(0);
 853                                 } else {
 854                                         exit(1);
 855                                 }
 856                         }
 857                 ], [
 858                         AC_MSG_RESULT(ok)
 859                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 860                         large_CPPFLAGS="$large_CPPFLAGS $1"
 861                         large_offt=yes
 862                 ], [
 863                         AC_MSG_RESULT(no)
 864                 ], "")
 865                 CPPFLAGS=$large_CPPFLAGS
 866         ])
 867
 868         AC_MSG_CHECKING(if off_t is 64 bits wide)
 869         LARGE_FILES("")
 870         if test $large_offt = no; then
 871                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
 872                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
 873         fi
 874         if test $large_offt = no; then
 875                 AC_MSG_WARN([No 64 bit file size support available])
 876         fi
 877
 878         dnl *****************************
 879         dnl *** Checks for libsocket  ***
 880         dnl *****************************
 881         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
 882
 883         dnl *******************************
 884         dnl *** Checks for MSG_NOSIGNAL ***
 885         dnl *******************************
 886         AC_MSG_CHECKING(for MSG_NOSIGNAL)
 887         AC_TRY_COMPILE([#include <sys/socket.h>], [
 888                 int f = MSG_NOSIGNAL;
 889         ], [
 890                 # Yes, we have it...
 891                 AC_MSG_RESULT(yes)
 892                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
 893         ], [
 894                 # We'll have to use signals
 895                 AC_MSG_RESULT(no)
 896         ])
 897
 898         dnl *****************************
 899         dnl *** Checks for SOL_IP     ***
 900         dnl *****************************
 901         AC_MSG_CHECKING(for SOL_IP)
 902         AC_TRY_COMPILE([#include <netdb.h>], [
 903                 int level = SOL_IP;
 904         ], [
 905                 # Yes, we have it...
 906                 AC_MSG_RESULT(yes)
 907                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
 908         ], [
 909                 # We'll have to use getprotobyname
 910                 AC_MSG_RESULT(no)
 911         ])
 912
 913         dnl *****************************
 914         dnl *** Checks for SOL_IPV6     ***
 915         dnl *****************************
 916         AC_MSG_CHECKING(for SOL_IPV6)
 917         AC_TRY_COMPILE([#include <netdb.h>], [
 918                 int level = SOL_IPV6;
 919         ], [
 920                 # Yes, we have it...
 921                 AC_MSG_RESULT(yes)
 922                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
 923         ], [
 924                 # We'll have to use getprotobyname
 925                 AC_MSG_RESULT(no)
 926         ])
 927
 928         dnl *****************************
 929         dnl *** Checks for SOL_TCP    ***
 930         dnl *****************************
 931         AC_MSG_CHECKING(for SOL_TCP)
 932         AC_TRY_COMPILE([#include <netdb.h>], [
 933                 int level = SOL_TCP;
 934         ], [
 935                 # Yes, we have it...
 936                 AC_MSG_RESULT(yes)
 937                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
 938         ], [
 939                 # We'll have to use getprotobyname
 940                 AC_MSG_RESULT(no)
 941         ])
 942
 943         dnl *****************************
 944         dnl *** Checks for IP_PKTINFO ***
 945         dnl *****************************
 946         AC_MSG_CHECKING(for IP_PKTINFO)
 947         AC_TRY_COMPILE([#include <netdb.h>], [
 948                 int level = IP_PKTINFO;
 949         ], [
 950                 # Yes, we have it...
 951                 AC_MSG_RESULT(yes)
 952                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
 953         ], [
 954                 AC_MSG_RESULT(no)
 955         ])
 956
 957         dnl *****************************
 958         dnl *** Checks for IPV6_PKTINFO ***
 959         dnl *****************************
 960         AC_MSG_CHECKING(for IPV6_PKTINFO)
 961         AC_TRY_COMPILE([#include <netdb.h>], [
 962                 int level = IPV6_PKTINFO;
 963         ], [
 964                 # Yes, we have it...
 965                 AC_MSG_RESULT(yes)
 966                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
 967         ], [
 968                 AC_MSG_RESULT(no)
 969         ])
 970
 971         dnl **********************************
 972         dnl *** Checks for IP_DONTFRAGMENT ***
 973         dnl **********************************
 974         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
 975         AC_TRY_COMPILE([#include <netdb.h>], [
 976                 int level = IP_DONTFRAGMENT;
 977         ], [
 978                 # Yes, we have it...
 979                 AC_MSG_RESULT(yes)
 980                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
 981         ], [
 982                 AC_MSG_RESULT(no)
 983         ])
 984
 985         dnl **********************************
 986         dnl *** Checks for IP_MTU_DISCOVER ***
 987         dnl **********************************
 988         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
 989         AC_TRY_COMPILE([#include <netdb.h>], [
 990                 int level = IP_MTU_DISCOVER;
 991         ], [
 992                 # Yes, we have it...
 993                 AC_MSG_RESULT(yes)
 994                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
 995         ], [
 996                 AC_MSG_RESULT(no)
 997         ])
 998
 999         dnl *********************************
1000         dnl *** Check for struct ip_mreqn ***
1001         dnl *********************************
1002         AC_MSG_CHECKING(for struct ip_mreqn)
1003         AC_TRY_COMPILE([#include <netinet/in.h>], [
1004                 struct ip_mreqn mreq;
1005                 mreq.imr_address.s_addr = 0;
1006         ], [
1007                 # Yes, we have it...
1008                 AC_MSG_RESULT(yes)
1009                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1010         ], [
1011                 # We'll just have to try and use struct ip_mreq
1012                 AC_MSG_RESULT(no)
1013                 AC_MSG_CHECKING(for struct ip_mreq)
1014                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1015                         struct ip_mreq mreq;
1016                         mreq.imr_interface.s_addr = 0;
1017                 ], [
1018                         # Yes, we have it...
1019                         AC_MSG_RESULT(yes)
1020                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1021                 ], [
1022                         # No multicast support
1023                         AC_MSG_RESULT(no)
1024                 ])
1025         ])
1026
1027         dnl **********************************
1028         dnl *** Check for gethostbyname2_r ***
1029         dnl **********************************
1030         AC_MSG_CHECKING(for gethostbyname2_r)
1031                 AC_TRY_LINK([#include <netdb.h>], [
1032                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1033         ], [
1034                 # Yes, we have it...
1035                 AC_MSG_RESULT(yes)
1036                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1037         ], [
1038                 AC_MSG_RESULT(no)
1039         ])
1040
1041         dnl *****************************
1042         dnl *** Checks for libnsl     ***
1043         dnl *****************************
1044         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1045
1046         AC_CHECK_FUNCS(inet_pton inet_aton)
1047
1048         dnl ***********************************************
1049         dnl *** Checks for size of sockaddr_un.sun_path ***
1050         dnl ***********************************************
1051         # AC_CHECK_SIZEOF can't cope with struct members :-(
1052         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1053         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1054                 [AC_TRY_RUN([
1055                         #include <sys/types.h>
1056                         #include <stdio.h>
1057                         #include <sys/un.h>
1058
1059                         int main(void) {
1060                                 struct sockaddr_un sock_un;
1061                                 FILE *f=fopen("conftestval", "w");
1062                                 if(!f) exit(1);
1063                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1064                                 exit(0);
1065                         }
1066                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1067                    mono_cv_sizeof_sunpath=0,
1068                    mono_cv_sizeof_sunpath=0)])dnl
1069         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1070         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1071
1072         dnl *************************************
1073         dnl *** Checks for zero length arrays ***
1074         dnl *************************************
1075         AC_MSG_CHECKING(whether $CC supports zero length arrays)
1076         AC_TRY_COMPILE([
1077                 struct s {
1078                         int  length;
1079                         char data [0];
1080                 };
1081         ], [], [
1082                 AC_MSG_RESULT(yes)
1083                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 0, [Length of zero length arrays])
1084         ], [
1085                 AC_MSG_RESULT(no)
1086                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 1, [Length of zero length arrays])
1087         ])
1088
1089         dnl *****************************
1090         dnl *** Checks for libxnet    ***
1091         dnl *****************************
1092         case "${host}" in
1093                 *solaris* )
1094                         AC_MSG_CHECKING(for Solaris XPG4 support)
1095                         if test -f /usr/lib/libxnet.so; then
1096                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1097                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1098                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1099                                 LIBS="$LIBS -lxnet"
1100                                 AC_MSG_RESULT(yes)
1101                         else
1102                                 AC_MSG_RESULT(no)
1103                         fi
1104
1105                         if test "$GCC" = "yes"; then
1106                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1107                         fi
1108                 ;;
1109         esac
1110
1111         dnl *****************************
1112         dnl *** Checks for libpthread ***
1113         dnl *****************************
1114 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1115 # and libpthread does not exist
1116 #
1117         case "${host}" in
1118                 *-*-*freebsd*)
1119                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1120                 ;;
1121                 *)
1122                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1123                 ;;
1124         esac
1125         AC_CHECK_HEADERS(pthread.h)
1126         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1127         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1128         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1129         AC_TRY_COMPILE([ #include <pthread.h>], [
1130                 pthread_mutexattr_t attr;
1131                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1132         ], [
1133                 AC_MSG_RESULT(ok)
1134         ], [
1135                 AC_MSG_RESULT(no)
1136                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1137                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1138         ])
1139         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1140         AC_CHECK_FUNCS(pthread_attr_getstack)
1141         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1142
1143         dnl ***********************************
1144         dnl *** Checks for working __thread ***
1145         dnl ***********************************
1146         AC_MSG_CHECKING(for working __thread)
1147         if test "x$with_tls" != "x__thread"; then
1148                 AC_MSG_RESULT(disabled)
1149         else
1150                 AC_TRY_RUN([
1151                         #include <pthread.h>
1152                         __thread int i;
1153                         static int res1, res2;
1154
1155                         void thread_main (void *arg)
1156                         {
1157                                 i = arg;
1158                                 sleep (1);
1159                                 if (arg == 1)
1160                                         res1 = (i == arg);
1161                                 else
1162                                         res2 = (i == arg);
1163                         }
1164
1165                         int main () {
1166                                 pthread_t t1, t2;
1167
1168                                 i = 5;
1169
1170                                 pthread_create (&t1, NULL, thread_main, 1);
1171                                 pthread_create (&t2, NULL, thread_main, 2);
1172
1173                                 pthread_join (t1, NULL);
1174                                 pthread_join (t2, NULL);
1175
1176                                 return !(res1 + res2 == 2);
1177                         }
1178                 ], [
1179                                 AC_MSG_RESULT(yes)
1180                 ], [
1181                                 AC_MSG_RESULT(no)
1182                                 with_tls=pthread
1183                 ])
1184         fi
1185
1186         dnl **************************************
1187         dnl *** Checks for working sigaltstack ***
1188         dnl **************************************
1189         AC_MSG_CHECKING(for working sigaltstack)
1190         if test "x$with_sigaltstack" != "xyes"; then
1191                 AC_MSG_RESULT(disabled)
1192         else
1193                 AC_TRY_RUN([
1194                         #include <stdio.h>
1195                         #include <stdlib.h>
1196                         #include <unistd.h>
1197                         #include <signal.h>
1198                         #include <pthread.h>
1199                         #include <sys/wait.h>
1200                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1201                         #define SA_STACK SA_ONSTACK
1202                         #endif
1203                         static void
1204                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1205                         {
1206                                 exit (0);
1207                         }
1208
1209                         static void *
1210                         loop (void *ignored)
1211                         {
1212                                 char *ptr = NULL;
1213
1214                                 *ptr = 0;
1215                                 return NULL;
1216                         }
1217
1218                         static void
1219                         child ()
1220                         {
1221                                 struct sigaction sa;
1222                                 struct sigaltstack sas;
1223                                 pthread_t id;
1224                                 pthread_attr_t attr;
1225
1226                                 sa.sa_sigaction = sigsegv_signal_handler;
1227                                 sigemptyset (&sa.sa_mask);
1228                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1229                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1230                                         perror ("sigaction");
1231                                         return;
1232                                 }
1233
1234                                 sas.ss_sp = malloc (SIGSTKSZ);
1235                                 sas.ss_size = SIGSTKSZ;
1236                                 sas.ss_flags = 0;
1237                                 if (sigaltstack (&sas, NULL) == -1) {
1238                                         perror ("sigaltstack");
1239                                         return;
1240                                 }
1241
1242                                 pthread_attr_init (&attr);
1243                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1244                                         printf ("pthread_create\n");
1245                                         return;
1246                                 }
1247
1248                                 sleep (100);
1249                         }
1250
1251                         int
1252                         main ()
1253                         {
1254                                 pid_t son;
1255                                 int status;
1256                                 int i;
1257
1258                                 son = fork ();
1259                                 if (son == -1) {
1260                                         return 1;
1261                                 }
1262
1263                                 if (son == 0) {
1264                                         child ();
1265                                         return 0;
1266                                 }
1267
1268                                 for (i = 0; i < 3; ++i) {
1269                                         sleep (1);
1270                                         waitpid (son, &status, WNOHANG);
1271                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1272                                                 return 0;
1273                                 }
1274
1275                                 kill (son, SIGKILL);
1276                                 return 1;
1277                         }
1278
1279                 ], [
1280                                 AC_MSG_RESULT(yes)
1281                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1282                 ], [
1283                                 with_sigaltstack=no
1284                                 AC_MSG_RESULT(no)
1285                 ])
1286         fi
1287
1288         dnl ********************************
1289         dnl *** Checks for semaphore lib ***
1290         dnl ********************************
1291         # 'Real Time' functions on Solaris
1292         # posix4 on Solaris 2.6
1293         # pthread (first!) on Linux
1294         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1295
1296         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1297         AC_CHECK_FUNCS(shm_open)
1298
1299         dnl ********************************
1300         dnl *** Checks for timezone stuff **
1301         dnl ********************************
1302         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1303                 AC_TRY_COMPILE([
1304                         #include <time.h>
1305                         ], [
1306                         struct tm tm;
1307                         tm.tm_gmtoff = 1;
1308                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1309         if test $ac_cv_struct_tm_gmtoff = yes; then
1310                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1311         else
1312                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1313                         AC_TRY_COMPILE([
1314                                 #include <time.h>
1315                         ], [
1316                                 timezone = 1;
1317                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1318                 if test $ac_cv_var_timezone = yes; then
1319                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1320                 else
1321                         AC_ERROR(unable to find a way to determine timezone)
1322                 fi
1323         fi
1324
1325         dnl *********************************
1326         dnl *** Checks for math functions ***
1327         dnl *********************************
1328         LIBS="$LIBS -lm";
1329         if test "x$has_broken_apple_cpp" != "xyes"; then
1330                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1331                         AC_TRY_LINK([#include <math.h>],
1332                         [ finite(0.0); ],
1333                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1334                         AC_MSG_RESULT(no)))
1335         fi
1336         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1337                 AC_TRY_LINK([#include <math.h>],
1338                 [ isfinite(0.0); ],
1339                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1340                 AC_MSG_RESULT(no)))
1341
1342         dnl ****************************************************************
1343         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1344         dnl *** have it in the library (duh))                            ***
1345         dnl ****************************************************************
1346         AC_CHECK_FUNCS(poll)
1347
1348         dnl *************************
1349         dnl *** Check for signbit ***
1350         dnl *************************
1351         AC_MSG_CHECKING(for signbit)
1352         AC_TRY_LINK([#include <math.h>], [
1353                 int s = signbit(1.0);
1354         ], [
1355                 AC_MSG_RESULT(yes)
1356                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1357         ], [
1358                 AC_MSG_RESULT(no)
1359         ])
1360
1361         dnl **********************************
1362         dnl *** epoll                      ***
1363         dnl **********************************
1364         AC_CHECK_HEADERS(sys/epoll.h)
1365         haveepoll=no
1366         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1367         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1368                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1369         fi
1370
1371         dnl ******************************
1372         dnl *** Checks for SIOCGIFCONF ***
1373         dnl ******************************
1374         AC_CHECK_HEADERS(sys/ioctl.h)
1375         AC_CHECK_HEADERS(net/if.h)
1376         AC_MSG_CHECKING(for ifreq)
1377         AC_TRY_COMPILE([
1378                 #include <stdio.h>
1379                 #include <sys/ioctl.h>
1380                 #include <net/if.h>
1381                 ], [
1382                 struct ifconf ifc;
1383                 struct ifreq *ifr;
1384                 void *x;
1385                 ifc.ifc_len = 0;
1386                 ifc.ifc_buf = NULL;
1387                 x = (void *) &ifr->ifr_addr;
1388                 ],[
1389                         AC_MSG_RESULT(yes)
1390                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1391                 ], [
1392                         AC_MSG_RESULT(no)
1393                 ])
1394         dnl **********************************
1395         dnl ***     Checks for sin_len     ***
1396         dnl **********************************
1397         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1398         AC_TRY_COMPILE([
1399                 #include <netinet/in.h>
1400                 ], [
1401                 struct sockaddr_in saddr;
1402                 saddr.sin_len = sizeof (saddr);
1403                 ],[
1404                         AC_MSG_RESULT(yes)
1405                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1406                 ], [
1407                         AC_MSG_RESULT(no)
1408                 ])
1409         dnl **********************************
1410         dnl ***    Checks for sin6_len     ***
1411         dnl **********************************
1412         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1413         AC_TRY_COMPILE([
1414                 #include <netinet/in.h>
1415                 ], [
1416                 struct sockaddr_in6 saddr6;
1417                 saddr6.sin6_len = sizeof (saddr6);
1418                 ],[
1419                         AC_MSG_RESULT(yes)
1420                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1421                 ], [
1422                         AC_MSG_RESULT(no)
1423                 ])
1424         dnl **********************************
1425         dnl *** Checks for MonoPosixHelper ***
1426         dnl **********************************
1427         AC_CHECK_HEADERS(checklist.h)
1428         AC_CHECK_HEADERS(fstab.h)
1429         AC_CHECK_HEADERS(attr/xattr.h)
1430         AC_CHECK_HEADERS(sys/extattr.h)
1431         AC_CHECK_HEADERS(sys/sendfile.h)
1432         AC_CHECK_HEADERS(sys/statvfs.h)
1433         AC_CHECK_HEADERS(sys/statfs.h)
1434         AC_CHECK_HEADERS(sys/vfstab.h)
1435         AC_CHECK_HEADERS(sys/xattr.h)
1436         AC_CHECK_HEADERS(sys/mman.h)
1437         AC_CHECK_HEADERS(sys/param.h)
1438         AC_CHECK_HEADERS(sys/mount.h)
1439         AC_CHECK_FUNCS(getdomainname)
1440         AC_CHECK_FUNCS(setdomainname)
1441         AC_CHECK_FUNCS(fgetgrent)
1442         AC_CHECK_FUNCS(fgetpwent)
1443         AC_CHECK_FUNCS(fgetpwent)
1444         AC_CHECK_FUNCS(getfsstat)
1445         AC_CHECK_FUNCS(lutimes)
1446         AC_CHECK_FUNCS(mremap)
1447         AC_CHECK_FUNCS(remap_file_pages)
1448         AC_CHECK_FUNCS(posix_fadvise)
1449         AC_CHECK_FUNCS(posix_fallocate)
1450         AC_CHECK_FUNCS(posix_madvise)
1451         AC_CHECK_FUNCS(vsnprintf)
1452         AC_CHECK_FUNCS(sendfile)
1453         AC_CHECK_FUNCS(sethostid)
1454         AC_CHECK_FUNCS(statfs)
1455         AC_CHECK_FUNCS(fstatfs)
1456         AC_CHECK_FUNCS(statvfs)
1457         AC_CHECK_FUNCS(fstatvfs)
1458         AC_CHECK_FUNCS(stime)
1459         AC_CHECK_FUNCS(strerror_r)
1460         AC_CHECK_FUNCS(ttyname_r)
1461         AC_CHECK_SIZEOF(size_t)
1462         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1463                 [#include <sys/types.h>
1464                  #include <sys/stat.h>
1465                  #include <unistd.h>])
1466         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1467                 [#include <sys/types.h>
1468                  #include <sys/stat.h>
1469                  #include <unistd.h>])
1470         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1471                 [#include <sys/time.h>])
1472         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1473                 [#include <unistd.h>
1474                  #include <fcntl.h>])
1475         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1476                 [#include <sys/poll.h>])
1477         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1478                 [#include <sys/types.h>
1479                  #include <sys/stat.h>
1480                  #include <unistd.h>])
1481         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1482                 [#include <time.h>])
1483         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1484                 [#include <sys/time.h>
1485                  #include <sys/types.h>
1486                  #include <utime.h>])
1487         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1488                 [#include <sys/time.h>])
1489         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1490                 [#include <sys/types.h>
1491                  #include <utime.h>])
1492         AC_CHECK_MEMBERS(
1493                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1494                 [#include <sys/types.h>
1495                  #include <dirent.h>])
1496
1497         dnl Favour xattr through glibc, but use libattr if we have to
1498         AC_CHECK_FUNC(lsetxattr, ,
1499                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1500         )
1501         AC_SUBST(XATTR_LIB)
1502
1503         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1504         AC_CHECK_MEMBERS(
1505                 [struct kinfo_proc.kp_proc],,,
1506                 [#include <sys/types.h>
1507                  #include <sys/sysctl.h>
1508                  #include <sys/proc.h>
1509                  ])
1510
1511         dnl *********************************
1512         dnl *** Checks for Windows compilation ***
1513         dnl *********************************
1514         AC_CHECK_HEADERS(sys/time.h)
1515         AC_CHECK_HEADERS(sys/param.h)
1516         AC_CHECK_HEADERS(dirent.h)
1517
1518         dnl *********************************
1519         dnl *** Check for Console 2.0 I/O ***
1520         dnl *********************************
1521         AC_CHECK_HEADERS([curses.h])
1522         AC_CHECK_HEADERS([term.h], [], [],
1523         [#if HAVE_CURSES_H
1524          #include <curses.h>
1525          #endif
1526         ])
1527         AC_CHECK_HEADERS([termios.h])
1528
1529         dnl * This is provided in io-layer, but on windows it's only available
1530         dnl * on xp+
1531         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1532 else
1533         jdk_headers_found=no
1534         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1535         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1536         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1537         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1538         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1539         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1540         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1541
1542         dnl *********************************
1543         dnl *** Check for struct ip_mreqn ***
1544         dnl *********************************
1545         AC_MSG_CHECKING(for struct ip_mreqn)
1546         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1547                 struct ip_mreqn mreq;
1548                 mreq.imr_address.s_addr = 0;
1549         ], [
1550                 # Yes, we have it...
1551                 AC_MSG_RESULT(yes)
1552                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1553         ], [
1554                 # We'll just have to try and use struct ip_mreq
1555                 AC_MSG_RESULT(no)
1556                 AC_MSG_CHECKING(for struct ip_mreq)
1557                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1558                         struct ip_mreq mreq;
1559                         mreq.imr_interface.s_addr = 0;
1560                 ], [
1561                         # Yes, we have it...
1562                         AC_MSG_RESULT(yes)
1563                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1564                 ], [
1565                         # No multicast support
1566                         AC_MSG_RESULT(no)
1567                 ])
1568         ])
1569         AC_CHECK_FUNCS(GetProcessId)
1570 fi
1571
1572 dnl socklen_t check
1573 AC_MSG_CHECKING(for socklen_t)
1574 AC_TRY_COMPILE([
1575 #include <sys/types.h>
1576 #include <sys/socket.h>
1577 ],[
1578   socklen_t foo;
1579 ],[
1580 ac_cv_c_socklen_t=yes
1581         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1582         AC_MSG_RESULT(yes)
1583 ],[
1584         AC_MSG_RESULT(no)
1585 ])
1586
1587 AC_MSG_CHECKING(for array element initalizer support)
1588 AC_TRY_COMPILE([#include <sys/socket.h>], [
1589         const int array[] = {[1] = 2,};
1590 ], [
1591         # Yes, we have it...
1592         AC_MSG_RESULT(yes)
1593         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1594 ], [
1595         # We'll have to use signals
1596         AC_MSG_RESULT(no)
1597 ])
1598
1599 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1600         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1601         AC_TRY_LINK([#include <math.h>],
1602         [ static void *p = &trunc; ],
1603         [
1604                 AC_DEFINE(HAVE_TRUNC)
1605                 AC_MSG_RESULT(yes)
1606                 ac_cv_trunc=yes
1607         ],
1608         AC_MSG_RESULT(no)))
1609
1610 if test "x$ac_cv_truncl" != "xyes"; then
1611    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1612 fi
1613
1614 AC_CHECK_FUNCS(round)
1615 AC_CHECK_FUNCS(rint)
1616
1617 dnl ****************************
1618 dnl *** Look for /dev/random ***
1619 dnl ****************************
1620
1621 AC_MSG_CHECKING([if usage of random device is requested])
1622 AC_ARG_ENABLE(dev-random,
1623 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1624 try_dev_random=$enableval, try_dev_random=yes)
1625
1626 AC_MSG_RESULT($try_dev_random)
1627
1628 case "{$target}" in
1629     *-openbsd*)
1630     NAME_DEV_RANDOM="/dev/srandom"
1631     ;;
1632
1633 dnl Win32 does not have /dev/random, they have their own method...
1634
1635     *-*-mingw*|*-*-cygwin*)
1636     ac_cv_have_dev_random=no
1637     ;;
1638
1639 dnl Everywhere else, it's /dev/random
1640
1641     *)
1642     NAME_DEV_RANDOM="/dev/random"
1643     ;;
1644 esac
1645
1646 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1647
1648 dnl Now check if the device actually exists
1649
1650 if test "x$try_dev_random" = "xyes"; then
1651     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1652     [if test -r "$NAME_DEV_RANDOM" ; then
1653         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1654     if test "x$ac_cv_have_dev_random" = "xyes"; then
1655         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1656     fi
1657 else
1658     AC_MSG_CHECKING(for random device)
1659     ac_cv_have_dev_random=no
1660     AC_MSG_RESULT(has been disabled)
1661 fi
1662
1663 if test "x$platform_win32" = "xyes"; then
1664     AC_DEFINE(HAVE_CRYPT_RNG)
1665 fi
1666
1667 if test "x$ac_cv_have_dev_random" = "xno" \
1668     && test "x$platform_win32" = "xno"; then
1669     AC_MSG_WARN([[
1670 ***
1671 *** A system-provided entropy source was not found on this system.
1672 *** Because of this, the System.Security.Cryptography random number generator
1673 *** will throw a NotImplemented exception.
1674 ***
1675 *** If you are seeing this message, and you know your system DOES have an
1676 *** entropy collection in place, please contact <crichton@gimp.org> and
1677 *** provide information about the system and how to access the random device.
1678 ***
1679 *** Otherwise you can install either egd or prngd and set the environment
1680 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1681 ***]])
1682 fi
1683
1684 AC_MSG_CHECKING([if inter-process shared handles are requested])
1685 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1686 AC_MSG_RESULT($try_shared_handles)
1687 if test "x$try_shared_handles" != "xyes"; then
1688         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1689         AC_SUBST(DISABLE_SHARED_HANDLES)
1690 fi
1691
1692 if test x$gc = xsgen; then
1693    if test x$with_tls != x__thread; then
1694           AC_MSG_ERROR([The SGEN garbage collector depends on a working __thread implementation, and either --with-thread=pthread was passed to configure, or the configure test for __thread failed.])
1695    fi
1696 fi
1697
1698 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1699 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1700
1701 AC_MSG_CHECKING([if big-arrays are to be enabled])
1702 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1703 if test "x$enable_big_arrays" = "xyes" ; then
1704     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1705         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1706     else
1707         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1708     fi
1709 fi
1710 AC_MSG_RESULT($enable_big_arrays)
1711
1712 dnl **************
1713 dnl *** DTRACE ***
1714 dnl **************
1715
1716 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1717
1718 if test "x$enable_dtrace" = "xyes"; then
1719    if test "x$has_dtrace" = "xno"; then
1720           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1721    fi
1722    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1723    if test "x$DTRACE" = "xno"; then
1724           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1725           enable_dtrace=no
1726    fi
1727 fi
1728
1729 dtrace_g=no
1730 if test "x$enable_dtrace" = "xyes"; then
1731         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1732         DTRACEFLAGS=
1733         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1734                 case "$host" in
1735                         powerpc-*-darwin*)
1736                         DTRACEFLAGS="-arch ppc64"
1737                         ;;
1738                         i*86-*-darwin*)
1739                         DTRACEFLAGS="-arch x86_64"
1740                         ;;
1741                         *)
1742                         DTRACEFLAGS=-64
1743                         ;;
1744                 esac
1745         else
1746                 case "$host" in
1747                         powerpc-*-darwin*)
1748                         DTRACEFLAGS="-arch ppc"
1749                         ;;
1750                         i*86-*-darwin*)
1751                         DTRACEFLAGS="-arch i386"
1752                         ;;
1753                         *)
1754                         DTRACEFLAGS=-32
1755                         ;;
1756                 esac
1757         fi
1758         AC_SUBST(DTRACEFLAGS)
1759         case "$host" in
1760                 *-*-solaris*)
1761                 dtrace_g=yes
1762                 ;;
1763         esac
1764         AC_CHECK_HEADERS([sys/sdt.h])
1765 fi
1766 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1767 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1768
1769 dnl **************
1770 dnl ***  LLVM  ***
1771 dnl **************
1772
1773 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
1774
1775 if test "x$enable_llvm" = "xyes"; then
1776    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
1777    if test "x$LLVM_CONFIG" = "xno"; then
1778           AC_MSG_ERROR([llvm-config not found.])
1779    fi
1780
1781    LLVM_CXXFLAGS=`$LLVM_CONFIG --cflags`
1782    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
1783    LLVM_LIBS=`$LLVM_CONFIG --libs core engine`
1784    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
1785
1786    AC_SUBST(LLVM_CXXFLAGS)
1787    AC_SUBST(LLVM_LIBS)
1788    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
1789 fi
1790
1791 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
1792
1793 TARGET="unknown"
1794 ACCESS_UNALIGNED="yes"
1795
1796 JIT_SUPPORTED=no
1797 INTERP_SUPPORTED=no
1798 LIBC="libc.so.6"
1799 INTL="libc.so.6"
1800 SQLITE="libsqlite.so.0"
1801 SQLITE3="libsqlite3.so.0"
1802 X11="libX11.so"
1803
1804 sizeof_register="SIZEOF_VOID_P"
1805
1806 jit_wanted=false
1807 interp_wanted=false
1808 case "$host" in
1809 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1810 #               TARGET=MIPS;
1811 #               ACCESS_UNALIGNED="no"
1812 #               ;;
1813         mips*)
1814                 TARGET=MIPS;
1815                 arch_target=mips;
1816                 ACCESS_UNALIGNED="no"
1817                 JIT_SUPPORTED=yes
1818                 jit_wanted=true
1819
1820                 AC_MSG_CHECKING(for mips n32)
1821                 AC_TRY_COMPILE([], [
1822                 void main () {
1823                 #if _MIPS_SIM != _ABIN32
1824                 #error Not mips n32
1825                 #endif
1826                 }
1827                 ],[
1828                 AC_MSG_RESULT(yes)
1829                 sizeof_register=8
1830                 ],[
1831                 AC_MSG_RESULT(no)
1832                 ])
1833                 ;;
1834         i*86-*-*)
1835                 TARGET=X86;
1836                 arch_target=x86;
1837                 JIT_SUPPORTED=yes
1838                 jit_wanted=true
1839                 case $host_os in
1840                   solaris*)
1841                         LIBC="libc.so"
1842                         INTL="libintl.so"
1843                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1844                                 TARGET=AMD64
1845                                 arch_target=amd64
1846                         fi
1847
1848                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
1849                         # int astruct __attribute__ ((visibility ("hidden")));
1850                         # void foo ()
1851                         # {
1852                         #       void *p = &astruct;
1853                         # }
1854                         # gcc -fPIC --shared -o libfoo.so foo.c
1855                         # yields:
1856                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
1857                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
1858                         have_visibility_hidden=no
1859
1860                 esac
1861                 ;;
1862         x86_64-*-* | amd64-*-*)
1863                 TARGET=AMD64;
1864                 arch_target=amd64;
1865                 JIT_SUPPORTED=yes
1866                 jit_wanted=true
1867                 ;;
1868         ia64-*-*)
1869                 TARGET=IA64
1870                 arch_target=ia64
1871                 ACCESS_UNALIGNED="no"
1872                 JIT_SUPPORTED=yes
1873                 jit_wanted=true
1874                 LIBC="libc.so.6.1"
1875                 INTL="libc.so.6.1"
1876                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
1877                 libmono_ldflags="-lunwind"
1878                 ;;
1879         sparc*-*-*)
1880                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1881                    TARGET=SPARC64
1882                 else
1883                         TARGET=SPARC
1884                 fi
1885                 arch_target=sparc;
1886                 JIT_SUPPORTED=yes
1887                 ACCESS_UNALIGNED="no"
1888                 case $host_os in
1889                   linux*) ;;
1890                   *)
1891                         LIBC="libc.so"
1892                         INTL="libintl.so"
1893                 esac
1894                 jit_wanted=true
1895                 if test x"$GCC" = xyes; then
1896                         # We don't support v8 cpus
1897                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
1898                 fi
1899                 if test x"$AR" = xfalse; then
1900                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
1901                 fi
1902                 ;;
1903        alpha*-*-linux* | alpha*-*-osf*)
1904                 TARGET=ALPHA;
1905                 ACCESS_UNALIGNED="no"
1906                 JIT_SUPPORTED=yes
1907                 jit_wanted=true
1908                 arch_target=alpha;
1909                 CFLAGS="$CFLAGS -mieee -O0"
1910                 case $host_os in
1911                   linux*)
1912                         LIBC="libc.so.6.1"
1913                         INTL="libc.so.6.1"
1914                 esac
1915                ;;
1916         *-*-mingw*|*-*-cygwin*)
1917                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
1918                 have_visibility_hidden=no
1919                 INTL="intl"
1920                 ;;
1921         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
1922                 TARGET=HPPA;
1923                 arch_target=hppa;
1924                 LIBC="libc.sl"
1925                 ACCESS_UNALIGNED="no"
1926                 INTERP_SUPPORTED=yes
1927                 interp_wanted=true
1928                 ;;
1929         hppa*linux*)
1930                 TARGET=HPPA;
1931                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1932                 arch_target=hppa;
1933                 ACCESS_UNALIGNED="no"
1934                 JIT_SUPPORTED=yes
1935                 jit_wanted=true
1936                 ;;
1937         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
1938         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* )
1939                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1940                         TARGET=POWERPC64;
1941                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
1942                         CFLAGS="$CFLAGS -mminimal-toc"
1943                 else
1944                         TARGET=POWERPC;
1945                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
1946                 fi
1947                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1948                 arch_target=ppc;
1949                 JIT_SUPPORTED=yes
1950                 jit_wanted=true
1951                 ;;
1952         arm*-darwin*)
1953                 TARGET=ARM;
1954                 arch_target=arm;
1955                 ACCESS_UNALIGNED="no"
1956                 JIT_SUPPORTED=yes
1957                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
1958                 jit_wanted=true
1959                 ;;
1960         arm*-linux*)
1961                 TARGET=ARM;
1962                 arch_target=arm;
1963                 ACCESS_UNALIGNED="no"
1964                 JIT_SUPPORTED=yes
1965                 jit_wanted=true
1966                 ;;
1967         s390-*-linux*)
1968                 TARGET=S390;
1969                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1970                 arch_target=s390;
1971                 ACCESS_UNALIGNED="no"
1972                 JIT_SUPPORTED=yes
1973                 jit_wanted=true
1974                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
1975                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1976                 ;;
1977         s390x-*-linux*)
1978                 TARGET=S390x;
1979                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1980                 arch_target=s390x;
1981                 ACCESS_UNALIGNED="no"
1982                 JIT_SUPPORTED=yes
1983                 jit_wanted=true
1984                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1985                 ;;
1986 esac
1987
1988 if test "x$sizeof_register" = "x4"; then
1989    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
1990 elif test "x$sizeof_register" = "x8"; then
1991    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
1992 else
1993    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
1994 fi
1995
1996 if test "x$have_visibility_hidden" = "xyes"; then
1997    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
1998 fi
1999
2000 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2001         if test x$withval = xyes; then
2002            jit_wanted=true
2003         else
2004            jit_wanted=false
2005         fi
2006 ])
2007
2008 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2009         if test x$withval = xyes; then
2010            interp_wanted=true
2011         else
2012            interp_wanted=false
2013         fi
2014 ])
2015
2016 USEJIT=false
2017 if test x$JIT_SUPPORTED = xyes; then
2018    if $jit_wanted; then
2019       USEJIT=true
2020       jit_status="Building and using the JIT"
2021    else
2022       if $interp_wanted; then
2023          jit_status="Building the JIT, defaulting to the interpreter"
2024       else
2025          AC_ERROR(No JIT or interpreter support available or selected.)
2026       fi
2027    fi
2028 else
2029    if test x$interp_wanted = xtrue; then
2030       jit_status="interpreter"
2031    else
2032       AC_ERROR(No JIT or interpreter support available or selected.)
2033    fi
2034 fi
2035
2036 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2037
2038 libsuffix=".so"
2039
2040 case "$host" in
2041      *-*-darwin*)
2042         libsuffix=".dylib"
2043         LIBC="libc.dylib"
2044         INTL="libintl.dylib"
2045         SQLITE="libsqlite.0.dylib"
2046         SQLITE3="libsqlite3.0.dylib"
2047         X11="libX11.dylib"
2048         ;;
2049      *-*-*netbsd*)
2050         LIBC="libc.so.12"
2051         INTL="libintl.so.0"
2052         ;;
2053     *-*-*freebsd*)
2054         LIBC="libc.so"
2055         INTL="libintl.so"
2056         ;;
2057     *-*-*openbsd*)
2058         LIBC="libc.so"
2059         INTL="libintl.so"
2060         ;;
2061     *-*-*linux*)
2062         AC_PATH_X
2063         AC_MSG_CHECKING(for the soname of libX11.so)
2064         for i in $x_libraries /usr/lib /usr/lib64; do
2065                 for r in 4 5 6; do
2066                         if test -f $i/libX11.so.$r; then
2067                                 X11=libX11.so.$r
2068                                 AC_MSG_RESULT($X11)
2069                         fi
2070                 done
2071         done
2072
2073         if test "x$X11" = "xlibX11.so"; then
2074                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2075         fi
2076         ;;
2077 esac
2078
2079
2080 AC_SUBST(libsuffix)
2081
2082 AC_CHECK_HEADERS(valgrind/memcheck.h)
2083
2084 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2085         if test "x$with_tls" = "x__thread"; then
2086                 #
2087                 # On some linux distributions, TLS works in executables, but linking
2088                 # against a shared library containing TLS fails with:
2089                 # undefined reference to `__tls_get_addr'
2090                 #
2091                 rm -f conftest.c conftest.so conftest
2092                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2093                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2094                 $CC -o conftest conftest.so > /dev/null 2>&1
2095                 if test ! -f conftest; then
2096                    AC_MSG_WARN([Disabling usage of __thread.]);
2097                    with_tls=pthread
2098                 fi
2099                 rm -f conftest.c conftest.so conftest
2100         fi
2101 fi
2102
2103 mono_debugger_supported=no
2104 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2105         if test x$use_included_gc = xyes; then
2106                 case "$host" in
2107                 *-*-*linux*)
2108                         mono_debugger_supported=yes
2109                         ;;
2110                 esac
2111         fi
2112 fi
2113
2114 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2115 if test "x$mono_debugger_supported" = "xyes"; then
2116         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2117 fi
2118 AC_MSG_RESULT($mono_debugger_supported)
2119 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2120
2121 if test "x$with_tls" = "x__thread"; then
2122         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2123         # Pass the information to libgc
2124         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2125         AC_MSG_CHECKING(if the tls_model attribute is supported)
2126         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2127                 ], [
2128                         AC_MSG_RESULT(yes)
2129                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2130                 ], [
2131                         AC_MSG_RESULT(no)
2132         ])
2133 fi
2134
2135 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2136         dnl ******************************************
2137         dnl *** Check to see what FPU is available ***
2138         dnl ******************************************
2139         AC_MSG_CHECKING(which FPU to use)
2140
2141         AC_TRY_COMPILE([], [
2142                 __asm__ ("ldfd f0, [r0]");
2143                 ], fpu=FPA, fpu=NONE)
2144
2145         AC_MSG_RESULT($fpu)
2146         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2147         unset fpu
2148 fi
2149
2150 if test ${TARGET} = unknown; then
2151         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2152         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2153 fi
2154
2155 if test ${ACCESS_UNALIGNED} = no; then
2156         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2157 fi
2158
2159 case "x$gc" in
2160         xincluded)
2161                 # Pass CPPFLAGS to libgc configure
2162                 # We should use a separate variable for this to avoid passing useless and
2163                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2164                 # This should be executed late so we pick up the final version of CPPFLAGS
2165                 # The problem with this approach, is that during a reconfigure, the main
2166                 # configure scripts gets invoked with these arguments, so we use separate
2167                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2168                 LIBGC_CPPFLAGS=$CPPFLAGS
2169                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2170                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2171                 fi
2172                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2173                 AC_CONFIG_SUBDIRS(libgc)
2174                 ;;
2175 esac
2176
2177 PREVIEW=yes
2178 AC_ARG_WITH(preview,  [  --with-preview=yes,no          If you want to install the 2.0 FX preview (defaults to yes)],[
2179         if test x$with_preview = xno; then
2180               PREVIEW=no
2181         fi
2182 ])
2183
2184 MOONLIGHT=yes
2185 AC_ARG_WITH(moonlight,[  --with-moonlight=yes,no        If you want to build the Moonlight 2.1 assemblies (defaults to yes)],[
2186         if test x$with_moonlight = xno; then
2187               MOONLIGHT=no
2188         fi
2189 ])
2190
2191 OPROFILE=no
2192 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2193         if test x$with_oprofile != xno; then
2194             oprofile_include=$with_oprofile/include
2195             if test ! -f $oprofile_include/opagent.h; then
2196                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2197                 fi
2198             OPROFILE=yes
2199                 OPROFILE_CFLAGS="-I$oprofile_include"
2200             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2201             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2202         fi
2203 ])
2204
2205 MALLOC_MEMPOOLS=no
2206 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2207         if test x$with_malloc_mempools = xyes; then
2208                 MALLOC_MEMPOOLS=yes
2209                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2210         fi
2211 ])
2212
2213
2214 DISABLE_MCS_DOCS=no
2215 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2216         if test x$with_mcs_docs != xyes; then
2217                 DISABLE_MCS_DOCS=yes
2218         fi
2219 ])
2220
2221 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2222 AC_SUBST(OPROFILE_CFLAGS)
2223 AC_SUBST(OPROFILE_LIBS)
2224
2225 libmono_ldflags="$libmono_ldflags $LIBS"
2226
2227 AM_CONDITIONAL(INSTALL_2_0, test x$PREVIEW = xyes)
2228 AM_CONDITIONAL(INSTALL_2_1, test x$MOONLIGHT = xyes)
2229
2230 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2231 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2232 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2233 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2234 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2235 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2236 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2237 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2238 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2239 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2240 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2241 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2242 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2243 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2244 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2245 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2246
2247 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2248 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2249 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2250
2251 AC_SUBST(LIBC)
2252 AC_SUBST(INTL)
2253 AC_SUBST(SQLITE)
2254 AC_SUBST(SQLITE3)
2255 AC_SUBST(X11)
2256 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2257 AC_SUBST(arch_target)
2258 AC_SUBST(CFLAGS)
2259 AC_SUBST(CPPFLAGS)
2260 AC_SUBST(LDFLAGS)
2261
2262 mono_build_root=`pwd`
2263 AC_SUBST(mono_build_root)
2264
2265 if test x$USEJIT = xtrue; then
2266   mono_runtime=mono/mini/mono
2267 else
2268   mono_runtime=mono/interpreter/mint
2269 fi
2270 AC_SUBST(mono_runtime)
2271
2272 mono_cfg_root=$mono_build_root/runtime
2273 if test x$platform_win32 = xyes; then
2274   if test "x$cross_compiling" = "xno"; then
2275     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2276   else
2277     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\\'`\\etc
2278   fi
2279 else
2280   mono_cfg_dir=$mono_cfg_root/etc
2281 fi
2282 AC_SUBST(mono_cfg_dir)
2283
2284 AC_CONFIG_FILES([po/mcs/Makefile.in])
2285
2286 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2287 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2288
2289 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2290 [   depth=../../../..
2291     case $srcdir in
2292     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2293     .) reldir=$depth ;;
2294     *) reldir=$depth/$srcdir ;;
2295     esac
2296     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2297     cd runtime/etc/mono/1.0
2298     rm -f machine.config
2299     $LN_S $reldir/data/net_1_1/machine.config machine.config
2300     cd $depth
2301 ],[LN_S='$LN_S'])
2302
2303 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2304 [   depth=../../../..
2305     case $srcdir in
2306     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2307     .) reldir=$depth ;;
2308     *) reldir=$depth/$srcdir ;;
2309     esac
2310     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2311     cd runtime/etc/mono/2.0
2312     rm -f machine.config
2313     $LN_S $reldir/data/net_2_0/machine.config machine.config
2314     cd $depth
2315 ],[LN_S='$LN_S'])
2316
2317 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2318 [   depth=../../../..
2319     case $srcdir in
2320     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2321     .) reldir=$depth ;;
2322     *) reldir=$depth/$srcdir ;;
2323     esac
2324     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2325     cd runtime/etc/mono/2.0
2326     rm -f web.config
2327     $LN_S $reldir/data/net_2_0/web.config web.config
2328     cd $depth
2329 ],[LN_S='$LN_S'])
2330
2331 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2332 [   depth=../../..
2333     case $srcdir in
2334     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2335     .) reldir=$depth ;;
2336     *) reldir=$depth/$srcdir ;;
2337     esac
2338     $ac_aux_dir/install-sh -d runtime/etc/mono/
2339     cd runtime/etc/mono/
2340     rm -f browscap.ini
2341     $LN_S $reldir/data/browscap.ini browscap.ini
2342     cd $depth
2343 ],[LN_S='$LN_S'])
2344
2345 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2346 [   depth=../../../../..
2347     case $srcdir in
2348     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2349     .) reldir=$depth ;;
2350     *) reldir=$depth/$srcdir ;;
2351     esac
2352     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2353     cd runtime/etc/mono/2.0/Browsers
2354     rm -f Compat.browser
2355     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2356     cd $depth
2357 ],[LN_S='$LN_S'])
2358
2359 if test x$enable_quiet_build = xyes; then
2360    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])
2361    AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/$echo "copying selected/$show "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool; sed -e 's/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
2362 fi
2363
2364 AC_OUTPUT([
2365 Makefile
2366 mono-uninstalled.pc
2367 scripts/mono-find-provides
2368 scripts/mono-find-requires
2369 mono/Makefile
2370 mono/utils/Makefile
2371 mono/metadata/Makefile
2372 mono/dis/Makefile
2373 mono/cil/Makefile
2374 mono/arch/Makefile
2375 mono/arch/x86/Makefile
2376 mono/arch/amd64/Makefile
2377 mono/arch/hppa/Makefile
2378 mono/arch/ppc/Makefile
2379 mono/arch/sparc/Makefile
2380 mono/arch/s390/Makefile
2381 mono/arch/s390x/Makefile
2382 mono/arch/arm/Makefile
2383 mono/arch/alpha/Makefile
2384 mono/arch/ia64/Makefile
2385 mono/arch/mips/Makefile
2386 mono/interpreter/Makefile
2387 mono/tests/Makefile
2388 mono/tests/tests-config
2389 mono/tests/assemblyresolve/Makefile
2390 mono/tests/cas/Makefile
2391 mono/tests/cas/assembly/Makefile
2392 mono/tests/cas/demand/Makefile
2393 mono/tests/cas/inheritance/Makefile
2394 mono/tests/cas/linkdemand/Makefile
2395 mono/tests/cas/threads/Makefile
2396 mono/benchmark/Makefile
2397 mono/monograph/Makefile
2398 mono/io-layer/Makefile
2399 mono/mini/Makefile
2400 mono/profiler/Makefile
2401 ikvm-native/Makefile
2402 scripts/Makefile
2403 man/Makefile
2404 web/Makefile
2405 docs/Makefile
2406 data/Makefile
2407 data/net_1_1/Makefile
2408 data/net_2_0/Makefile
2409 data/net_2_0/Browsers/Makefile
2410 data/mint.pc
2411 data/mono.pc
2412 data/mono-cairo.pc
2413 data/mono-nunit.pc
2414 data/mono-options.pc
2415 data/mono-lineeditor.pc
2416 data/monodoc.pc
2417 data/mono.web.pc
2418 data/dotnet.pc
2419 data/dotnet35.pc
2420 data/wcf.pc
2421 data/cecil.pc
2422 data/system.web.extensions_1.0.pc
2423 data/system.web.extensions.design_1.0.pc
2424 data/system.web.mvc.pc
2425 samples/Makefile
2426 support/Makefile
2427 data/config
2428 tools/Makefile
2429 tools/locale-builder/Makefile
2430 runtime/Makefile
2431 msvc/Makefile
2432 po/Makefile
2433 ])
2434
2435 if test x$platform_win32 = xyes; then
2436    # Get rid of 'cyg' prefixes in library names
2437    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2438    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2439    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2440    # executable doesn't work...
2441    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2442 fi
2443
2444 (
2445   case $prefix in
2446   NONE) prefix=$ac_default_prefix ;;
2447   esac
2448   case $exec_prefix in
2449   NONE) exec_prefix='${prefix}' ;;
2450   esac
2451
2452   test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build
2453
2454   #
2455   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2456   # any existing config.make.  This allows people to share the same source tree
2457   # with different build directories, one native and one cross
2458   #
2459   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2460     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
2461     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
2462     echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make
2463     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
2464     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make
2465     echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make
2466     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make
2467     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make
2468     case $INSTALL in
2469     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2470     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2471     esac
2472
2473     echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make
2474
2475     export VERSION
2476     [myver=$($AWK 'BEGIN {
2477       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2478       if(length(vsplit [1]) > 4) {
2479         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2480       }
2481       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2482     }')]
2483
2484     echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make
2485   fi
2486
2487   if test x$platform_darwin = xyes; then
2488         echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make
2489   fi
2490
2491   if test x$TARGET = xAMD64 -a x$platform_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then
2492          echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make
2493   fi
2494
2495   # if we have an olive folder, override the default settings
2496   if test -d $olivedir; then
2497
2498     test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2499
2500     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2501       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2502       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2503       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2504       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2505       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2506       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2507           if test x$with_moonlight = xyes; then
2508         echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make
2509       fi
2510     fi
2511   fi
2512
2513   if test x$DISABLE_MCS_DOCS = xyes; then
2514         echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make
2515   fi
2516 )
2517
2518 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2519
2520 echo "
2521         mcs source:    $mcs_topdir
2522         olive source:  $olive_topdir
2523
2524         GC:            $gc
2525         TLS:           $with_tls
2526         SIGALTSTACK:   $with_sigaltstack
2527         Engine:        $jit_status
2528         2.0 Beta:      $PREVIEW
2529         2.1 Alpha:     $MOONLIGHT
2530         JNI support:   $jdk_headers_found
2531         libgdiplus:    $libgdiplus_msg
2532         zlib:          $zlib_msg
2533         oprofile:      $OPROFILE
2534         BigArrays:     $enable_big_arrays
2535         DTrace:        $enable_dtrace
2536         Parallel Mark: $enable_parallel_mark
2537         LLVM Back End: $enable_llvm
2538         $disabled
2539
2540 "
2541 if test x$with_static_mono = xno -a "x$platform_win32" != "xyes"; then
2542    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2543 fi
2544
2545 if test x$gc = xsgen; then
2546         echo IMPORTANT:
2547         echo IMPORTANT: You have selected an experimental, work-in-progress
2548         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2549         echo IMPORTANT: and is not yet ready for use.
2550         echo IMPORTANT:
2551         echo IMPORTANT: There are known problems with it, use at your own risk.
2552 fi
2553
2554 if test x$enable_llvm = xyes; then
2555    echo IMPORTANT:
2556    echo IMPORTANT: The LLVM Back End is experimental and does not work yet.
2557    echo IMPORTANT:
2558 fi