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 $srcdir/mcs; then
 368   mcsdir=mcs
 369 else
 370   mcsdir=../mcs
 371 fi
 372
 373 #
 374 # A sanity check to catch cases where the package was unpacked
 375 # with an ancient tar program (Solaris)
 376 #
 377 AC_ARG_ENABLE(solaris-tar-check,
 378 [  --disable-solaris-tar-check    disable solaris tar check],
 379    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 380
 381 if test x"$do_solaris_tar_check" = xyes; then
 382         AC_MSG_CHECKING(integrity of package)
 383         if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 384         then
 385                 AC_MSG_RESULT(ok)
 386         else
 387                 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"
 388                 AC_MSG_ERROR([$errorm])
 389         fi
 390 fi
 391
 392 mcs_topdir='$(top_srcdir)/'$mcsdir
 393 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 394
 395 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 396 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 397
 398 AC_SUBST([mcs_topdir])
 399 AC_SUBST([mcs_topdir_from_srcdir])
 400
 401 # Where's the 'olive' source tree?
 402 if test -d $srcdir/olive; then
 403   olivedir=olive
 404 else
 405   olivedir=../olive
 406 fi
 407
 408 if test -d $srcdir/$olivedir; then
 409 olive_topdir='$(top_srcdir)/'$olivedir
 410 fi
 411
 412 # gettext: prepare the translation directories.
 413 # we do not configure the full gettext, as we consume it dynamically from C#
 414 AM_PO_SUBDIRS
 415
 416 if test "x$USE_NLS" = "xyes"; then
 417    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 418
 419    if test "x$HAVE_MSGFMT" = "xno"; then
 420           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 421    fi
 422 fi
 423
 424 AC_ARG_WITH([libgdiplus],
 425         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 426         [], [with_libgdiplus=installed])
 427
 428 case $with_libgdiplus in
 429 no|installed) libgdiplus_loc= ;;
 430 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 431 /*) libgdiplus_loc=$with_libgdiplus ;;
 432 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 433 esac
 434 AC_SUBST([libgdiplus_loc])
 435
 436 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 437 if test "x$PKG_CONFIG" = "xno"; then
 438         AC_MSG_ERROR([You need to install pkg-config])
 439 fi
 440
 441 pkg_config_path=
 442 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 443         if test x$with_crosspkgdir = "x"; then
 444                 if test -s $PKG_CONFIG_PATH; then
 445                         pkg_config_path=$PKG_CONFIG_PATH
 446                 fi
 447         else
 448                 pkg_config_path=$with_crosspkgdir
 449                 PKG_CONFIG_PATH=$pkg_config_path
 450                 export PKG_CONFIG_PATH
 451         fi
 452 )
 453
 454 AC_ARG_WITH([glib],
 455         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to system)],
 456         [], [with_glib=system])
 457
 458 eglib_dir=
 459
 460 case $with_glib in
 461 embedded)
 462   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 463   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 464   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 465   BUILD_GLIB_LIBS="$GLIB_LIBS"
 466   GMODULE_CFLAGS="$GLIB_CFLAGS"
 467   GMODULE_LIBS="$GLIB_LIBS"
 468   eglib_dir=eglib
 469   AC_CONFIG_SUBDIRS(eglib)
 470   ;;
 471 system)
 472   if test "x$cross_compiling" = "xyes"; then
 473     pkg_config_path="$PKG_CONFIG_PATH"
 474     unset PKG_CONFIG_PATH
 475   fi
 476   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 477   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 478   if test "x$cross_compiling" = "xyes"; then
 479     PKG_CONFIG_PATH=$pkg_config_path
 480     export PKG_CONFIG_PATH
 481   fi
 482
 483   ## Versions of dependencies
 484   GLIB_REQUIRED_VERSION=2.4.0
 485
 486   PKG_CHECK_MODULES(BASE_DEPENDENCIES, glib-2.0 >= $GLIB_REQUIRED_VERSION)
 487
 488   GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 489   GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 490   GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 491   GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 492   ;;
 493 *)
 494   AC_MSG_ERROR([Invalid argument to --with-glib.])
 495 esac
 496 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
 497
 498 AC_SUBST(GLIB_CFLAGS)
 499 AC_SUBST(GLIB_LIBS)
 500 AC_SUBST(GMODULE_CFLAGS)
 501 AC_SUBST(GMODULE_LIBS)
 502 AC_SUBST(BUILD_GLIB_CFLAGS)
 503 AC_SUBST(BUILD_GLIB_LIBS)
 504 AC_SUBST(eglib_dir)
 505
 506 if test x$cross_compiling$platform_win32 = xnoyes; then
 507    AC_MSG_CHECKING(for cygwin glib2-dev package)
 508    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 509       AC_MSG_RESULT(found)
 510           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.])
 511    else
 512       AC_MSG_RESULT(not found, ok)
 513    fi
 514
 515    AC_MSG_CHECKING(for broken gwin32.h)
 516    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 517    if test -f $glib_include/glib/gwin32.h; then
 518           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 519                  AC_MSG_RESULT(failed)
 520                  hashmark='#'
 521                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 522           fi
 523    fi
 524    AC_MSG_RESULT(ok)
 525 fi
 526
 527 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
 528
 529 # Enable support for fast thread-local storage
 530 # Some systems have broken support, so we allow to disable it.
 531 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 532
 533 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 534 # This does not work on some platforms (bug #55253)
 535 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 536
 537 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 538
 539 if test "x$enable_static" = "xno"; then
 540    with_static_mono=no
 541 fi
 542
 543 if test "x$platform_win32" = "xyes"; then
 544    # Boehm GC requires the runtime to be in its own dll
 545    with_static_mono=no
 546 fi
 547
 548 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 549 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 550
 551 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 552 if test "x$with_xen_opt" = "xyes"; then
 553         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 554         ORIG_CFLAGS=$CFLAGS
 555         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 556         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 557         AC_TRY_COMPILE([], [
 558                                            void main () { }
 559         ], [
 560            AC_MSG_RESULT(yes)
 561            # Pass it to libgc as well
 562            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 563         ], [
 564            AC_MSG_RESULT(no)
 565            CFLAGS=$ORIG_CFLAGS
 566         ])
 567 fi
 568
 569 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 570
 571 DISABLED_FEATURES=none
 572
 573 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 574      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 575      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd.],
 576 [
 577         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 578                 eval "mono_feature_disable_$feature='yes'"
 579                 AC_MSG_NOTICE([Disabled support for feature: $feature])
 580         done
 581         DISABLED_FEATURES=$enable_minimal
 582         disabled="Disabled:    $enable_minimal"
 583 ],[])
 584
 585 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 586
 587 if test "x$mono_feature_disable_aot" = "xyes"; then
 588         AC_DEFINE(DISABLE_AOT, 1, [Disable AOT support])
 589 fi
 590
 591 if test "x$mono_feature_disable_profiler" = "xyes"; then
 592         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 593 fi
 594 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 595
 596 if test "x$mono_feature_disable_decimal" = "xyes"; then
 597         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 598 fi
 599
 600 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 601         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 602 fi
 603
 604 if test "x$mono_feature_disable_debug" = "xyes"; then
 605         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 606 fi
 607
 608 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 609         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 610         mono_feature_disable_reflection_emit_save=yes
 611 fi
 612
 613 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 614         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 615 fi
 616
 617 if test "x$mono_feature_disable_large_code" = "xyes"; then
 618         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 619 fi
 620
 621 if test "x$mono_feature_disable_logging" = "xyes"; then
 622         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 623 fi
 624
 625 if test "x$mono_feature_disable_com" = "xyes"; then
 626         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 627 fi
 628
 629 if test "x$mono_feature_disable_ssa" = "xyes"; then
 630         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 631 fi
 632
 633 if test "x$mono_feature_disable_generics" = "xyes"; then
 634         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 635 fi
 636
 637 if test "x$mono_feature_disable_attach" = "xyes"; then
 638         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 639 fi
 640
 641 if test "x$mono_feature_disable_jit" = "xyes"; then
 642         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 643 fi
 644
 645 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 646
 647 if test "x$mono_feature_disable_simd" = "xyes"; then
 648         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 649 fi
 650
 651 AC_MSG_CHECKING(for visibility __attribute__)
 652 AC_TRY_COMPILE([], [
 653    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 654    void main () { doit (); }
 655 ], [
 656    have_visibility_hidden=yes
 657    AC_MSG_RESULT(yes)
 658 ], [
 659    have_visibility_hidden=no
 660    AC_MSG_RESULT(no)
 661 ])
 662
 663 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 664 if test x$enable_parallel_mark = xyes; then
 665         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 666 fi
 667
 668 LIBGC_CFLAGS=
 669 LIBGC_LIBS=
 670 LIBGC_STATIC_LIBS=
 671 libgc_dir=
 672 case "x$gc" in
 673         xboehm|xbohem|xyes)
 674                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 675                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 676
 677                 if test "x$found_boehm" != "xyes"; then
 678                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 679                 fi
 680                 if test "x$gc_headers" != "xyes"; then
 681                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 682                 fi
 683
 684                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 685                 AC_SUBST(HAVE_BOEHM_GC)
 686                 LIBGC_LIBS="-lgc $libdl"
 687                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 688
 689                 # AC_CHECK_FUNCS does not work for some reason...
 690                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 691                 if test "x$found_gcj_malloc" = "xyes"; then
 692                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 693                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
 694                 else
 695                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
 696                 fi
 697                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 698                 if test "x$found_gc_enable" = "xyes"; then
 699                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
 700                 fi
 701                 ;;
 702
 703         xincluded)
 704                 found_boehm=yes
 705                 gc_headers=yes
 706                 use_included_gc=yes
 707                 libgc_dir=libgc
 708
 709                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 710                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 711                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 712
 713                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 714                 AC_SUBST(HAVE_BOEHM_GC)
 715
 716                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
 717                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
 718
 719                 # The included libgc contains GCJ support
 720                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 721                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
 722                 if test x$enable_parallel_mark = xyes; then
 723                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 724                 else
 725                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 726                 fi
 727                 ;;
 728
 729         xsgen)
 730                 found_boehm=no
 731                 gc_headers=no
 732                 use_included_gc=no
 733                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
 734                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
 735                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
 736                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
 737                 ;;
 738
 739         xnone)
 740                 AC_MSG_WARN("Compiling mono without GC.")
 741                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
 742                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 743                 ;;
 744         *)
 745                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 746                 ;;
 747 esac
 748
 749 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 750 if test "x$large_heap" = "xyes"; then
 751    echo "FOO"
 752    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 753 fi
 754
 755 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 756 AC_SUBST(LIBGC_CFLAGS)
 757 AC_SUBST(LIBGC_LIBS)
 758 AC_SUBST(LIBGC_STATIC_LIBS)
 759 AC_SUBST(libgc_dir)
 760
 761 dnl
 762 dnl End of libgc checks
 763 dnl
 764
 765 if test x$platform_win32 = xno; then
 766
 767         dnl hires monotonic clock support
 768         AC_SEARCH_LIBS(clock_gettime, rt)
 769
 770         dnl dynamic loader support
 771         AC_CHECK_FUNC(dlopen, DL_LIB="",
 772                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 773         )
 774         if test x$dl_support = xno; then
 775                 AC_MSG_WARN([No dynamic loading support available])
 776         else
 777                 LIBS="$LIBS $DL_LIB"
 778                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 779                 dnl from glib's configure.in
 780                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 781                         mono_cv_uscore,[
 782                         AC_TRY_RUN([#include <dlfcn.h>
 783                         int mono_underscore_test (void) { return 42; }
 784                         int main() {
 785                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 786                           handle = dlopen ((void*)0, 0);
 787                           if (handle) {
 788                             f1 = dlsym (handle, "mono_underscore_test");
 789                             f2 = dlsym (handle, "_mono_underscore_test");
 790                           } return (!f2 || f1);
 791                         }],
 792                                 [mono_cv_uscore=yes],
 793                                 [mono_cv_uscore=no],
 794                         [])
 795                 ])
 796                 if test "x$mono_cv_uscore" = "xyes"; then
 797                         MONO_DL_NEED_USCORE=1
 798                 else
 799                         MONO_DL_NEED_USCORE=0
 800                 fi
 801                 AC_SUBST(MONO_DL_NEED_USCORE)
 802                 AC_CHECK_FUNC(dlerror)
 803         fi
 804
 805         dnl ******************************************************************
 806         dnl *** Checks for the IKVM JNI interface library                  ***
 807         dnl ******************************************************************
 808         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
 809
 810         ikvm_native_dir=
 811         if test x$with_ikvm_native = xyes; then
 812                 ikvm_native_dir=ikvm-native
 813                 jdk_headers_found="IKVM Native"
 814         fi
 815
 816         AC_SUBST(ikvm_native_dir)
 817
 818         AC_CHECK_HEADERS(execinfo.h)
 819
 820         AC_CHECK_FUNCS(getgrgid_r)
 821         AC_CHECK_FUNCS(getgrnam_r)
 822         AC_CHECK_FUNCS(getpwnam_r)
 823         AC_CHECK_FUNCS(getpwuid_r)
 824         AC_CHECK_FUNCS(getresuid)
 825         AC_CHECK_FUNCS(setresuid)
 826         AC_CHECK_FUNCS(kqueue)
 827         AC_CHECK_FUNCS(backtrace_symbols)
 828         AC_CHECK_FUNCS(mkstemp)
 829         AC_CHECK_FUNCS(mmap)
 830         AC_CHECK_FUNCS(madvise)
 831         AC_CHECK_FUNCS(getrusage)
 832         AC_CHECK_FUNCS(getpriority)
 833         AC_CHECK_FUNCS(setpriority)
 834
 835         AC_CHECK_FUNCS(sched_setaffinity)
 836
 837         dnl ******************************************************************
 838         dnl *** Check for large file support                               ***
 839         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 840         dnl ******************************************************************
 841
 842         # Check that off_t can represent 2**63 - 1 correctly, working around
 843         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 844         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 845         large_offt=no
 846         AC_DEFUN([LARGE_FILES], [
 847                 large_CPPFLAGS=$CPPFLAGS
 848                 CPPFLAGS="$CPPFLAGS $1"
 849                 AC_TRY_RUN([
 850                         #include <sys/types.h>
 851
 852                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
 853
 854                         int main(void) {
 855                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
 856                                                (BIG_OFF_T%2147483647==1));
 857                                 if(big_off_t) {
 858                                         exit(0);
 859                                 } else {
 860                                         exit(1);
 861                                 }
 862                         }
 863                 ], [
 864                         AC_MSG_RESULT(ok)
 865                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 866                         large_CPPFLAGS="$large_CPPFLAGS $1"
 867                         large_offt=yes
 868                 ], [
 869                         AC_MSG_RESULT(no)
 870                 ], "")
 871                 CPPFLAGS=$large_CPPFLAGS
 872         ])
 873
 874         AC_MSG_CHECKING(if off_t is 64 bits wide)
 875         LARGE_FILES("")
 876         if test $large_offt = no; then
 877                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
 878                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
 879         fi
 880         if test $large_offt = no; then
 881                 AC_MSG_WARN([No 64 bit file size support available])
 882         fi
 883
 884         dnl *****************************
 885         dnl *** Checks for libsocket  ***
 886         dnl *****************************
 887         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
 888
 889         dnl *******************************
 890         dnl *** Checks for MSG_NOSIGNAL ***
 891         dnl *******************************
 892         AC_MSG_CHECKING(for MSG_NOSIGNAL)
 893         AC_TRY_COMPILE([#include <sys/socket.h>], [
 894                 int f = MSG_NOSIGNAL;
 895         ], [
 896                 # Yes, we have it...
 897                 AC_MSG_RESULT(yes)
 898                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
 899         ], [
 900                 # We'll have to use signals
 901                 AC_MSG_RESULT(no)
 902         ])
 903
 904         dnl *****************************
 905         dnl *** Checks for SOL_IP     ***
 906         dnl *****************************
 907         AC_MSG_CHECKING(for SOL_IP)
 908         AC_TRY_COMPILE([#include <netdb.h>], [
 909                 int level = SOL_IP;
 910         ], [
 911                 # Yes, we have it...
 912                 AC_MSG_RESULT(yes)
 913                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
 914         ], [
 915                 # We'll have to use getprotobyname
 916                 AC_MSG_RESULT(no)
 917         ])
 918
 919         dnl *****************************
 920         dnl *** Checks for SOL_IPV6     ***
 921         dnl *****************************
 922         AC_MSG_CHECKING(for SOL_IPV6)
 923         AC_TRY_COMPILE([#include <netdb.h>], [
 924                 int level = SOL_IPV6;
 925         ], [
 926                 # Yes, we have it...
 927                 AC_MSG_RESULT(yes)
 928                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
 929         ], [
 930                 # We'll have to use getprotobyname
 931                 AC_MSG_RESULT(no)
 932         ])
 933
 934         dnl *****************************
 935         dnl *** Checks for SOL_TCP    ***
 936         dnl *****************************
 937         AC_MSG_CHECKING(for SOL_TCP)
 938         AC_TRY_COMPILE([#include <netdb.h>], [
 939                 int level = SOL_TCP;
 940         ], [
 941                 # Yes, we have it...
 942                 AC_MSG_RESULT(yes)
 943                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
 944         ], [
 945                 # We'll have to use getprotobyname
 946                 AC_MSG_RESULT(no)
 947         ])
 948
 949         dnl *****************************
 950         dnl *** Checks for IP_PKTINFO ***
 951         dnl *****************************
 952         AC_MSG_CHECKING(for IP_PKTINFO)
 953         AC_TRY_COMPILE([#include <netdb.h>], [
 954                 int level = IP_PKTINFO;
 955         ], [
 956                 # Yes, we have it...
 957                 AC_MSG_RESULT(yes)
 958                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
 959         ], [
 960                 AC_MSG_RESULT(no)
 961         ])
 962
 963         dnl *****************************
 964         dnl *** Checks for IPV6_PKTINFO ***
 965         dnl *****************************
 966         AC_MSG_CHECKING(for IPV6_PKTINFO)
 967         AC_TRY_COMPILE([#include <netdb.h>], [
 968                 int level = IPV6_PKTINFO;
 969         ], [
 970                 # Yes, we have it...
 971                 AC_MSG_RESULT(yes)
 972                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
 973         ], [
 974                 AC_MSG_RESULT(no)
 975         ])
 976
 977         dnl **********************************
 978         dnl *** Checks for IP_DONTFRAGMENT ***
 979         dnl **********************************
 980         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
 981         AC_TRY_COMPILE([#include <netdb.h>], [
 982                 int level = IP_DONTFRAGMENT;
 983         ], [
 984                 # Yes, we have it...
 985                 AC_MSG_RESULT(yes)
 986                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
 987         ], [
 988                 AC_MSG_RESULT(no)
 989         ])
 990
 991         dnl **********************************
 992         dnl *** Checks for IP_MTU_DISCOVER ***
 993         dnl **********************************
 994         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
 995         AC_TRY_COMPILE([#include <netdb.h>], [
 996                 int level = IP_MTU_DISCOVER;
 997         ], [
 998                 # Yes, we have it...
 999                 AC_MSG_RESULT(yes)
1000                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1001         ], [
1002                 AC_MSG_RESULT(no)
1003         ])
1004
1005         dnl *********************************
1006         dnl *** Check for struct ip_mreqn ***
1007         dnl *********************************
1008         AC_MSG_CHECKING(for struct ip_mreqn)
1009         AC_TRY_COMPILE([#include <netinet/in.h>], [
1010                 struct ip_mreqn mreq;
1011                 mreq.imr_address.s_addr = 0;
1012         ], [
1013                 # Yes, we have it...
1014                 AC_MSG_RESULT(yes)
1015                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1016         ], [
1017                 # We'll just have to try and use struct ip_mreq
1018                 AC_MSG_RESULT(no)
1019                 AC_MSG_CHECKING(for struct ip_mreq)
1020                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1021                         struct ip_mreq mreq;
1022                         mreq.imr_interface.s_addr = 0;
1023                 ], [
1024                         # Yes, we have it...
1025                         AC_MSG_RESULT(yes)
1026                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1027                 ], [
1028                         # No multicast support
1029                         AC_MSG_RESULT(no)
1030                 ])
1031         ])
1032
1033         dnl **********************************
1034         dnl *** Check for gethostbyname2_r ***
1035         dnl **********************************
1036         AC_MSG_CHECKING(for gethostbyname2_r)
1037                 AC_TRY_LINK([#include <netdb.h>], [
1038                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1039         ], [
1040                 # Yes, we have it...
1041                 AC_MSG_RESULT(yes)
1042                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1043         ], [
1044                 AC_MSG_RESULT(no)
1045         ])
1046
1047         dnl *****************************
1048         dnl *** Checks for libnsl     ***
1049         dnl *****************************
1050         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1051
1052         AC_CHECK_FUNCS(inet_pton inet_aton)
1053
1054         dnl ***********************************************
1055         dnl *** Checks for size of sockaddr_un.sun_path ***
1056         dnl ***********************************************
1057         # AC_CHECK_SIZEOF can't cope with struct members :-(
1058         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1059         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1060                 [AC_TRY_RUN([
1061                         #include <sys/types.h>
1062                         #include <stdio.h>
1063                         #include <sys/un.h>
1064
1065                         int main(void) {
1066                                 struct sockaddr_un sock_un;
1067                                 FILE *f=fopen("conftestval", "w");
1068                                 if(!f) exit(1);
1069                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1070                                 exit(0);
1071                         }
1072                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1073                    mono_cv_sizeof_sunpath=0,
1074                    mono_cv_sizeof_sunpath=0)])dnl
1075         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1076         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1077
1078         dnl *************************************
1079         dnl *** Checks for zero length arrays ***
1080         dnl *************************************
1081         AC_MSG_CHECKING(whether $CC supports zero length arrays)
1082         AC_TRY_COMPILE([
1083                 struct s {
1084                         int  length;
1085                         char data [0];
1086                 };
1087         ], [], [
1088                 AC_MSG_RESULT(yes)
1089                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 0, [Length of zero length arrays])
1090         ], [
1091                 AC_MSG_RESULT(no)
1092                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 1, [Length of zero length arrays])
1093         ])
1094
1095         dnl *****************************
1096         dnl *** Checks for libxnet    ***
1097         dnl *****************************
1098         case "${host}" in
1099                 *solaris* )
1100                         AC_MSG_CHECKING(for Solaris XPG4 support)
1101                         if test -f /usr/lib/libxnet.so; then
1102                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1103                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1104                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1105                                 LIBS="$LIBS -lxnet"
1106                                 AC_MSG_RESULT(yes)
1107                         else
1108                                 AC_MSG_RESULT(no)
1109                         fi
1110
1111                         if test "$GCC" = "yes"; then
1112                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1113                         fi
1114                 ;;
1115         esac
1116
1117         dnl *****************************
1118         dnl *** Checks for libpthread ***
1119         dnl *****************************
1120 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1121 # and libpthread does not exist
1122 #
1123         case "${host}" in
1124                 *-*-*freebsd*)
1125                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1126                 ;;
1127                 *)
1128                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1129                 ;;
1130         esac
1131         AC_CHECK_HEADERS(pthread.h)
1132         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1133         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1134         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1135         AC_TRY_COMPILE([ #include <pthread.h>], [
1136                 pthread_mutexattr_t attr;
1137                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1138         ], [
1139                 AC_MSG_RESULT(ok)
1140         ], [
1141                 AC_MSG_RESULT(no)
1142                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1143                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1144         ])
1145         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1146         AC_CHECK_FUNCS(pthread_attr_getstack)
1147         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1148
1149         dnl ***********************************
1150         dnl *** Checks for working __thread ***
1151         dnl ***********************************
1152         AC_MSG_CHECKING(for working __thread)
1153         if test "x$with_tls" != "x__thread"; then
1154                 AC_MSG_RESULT(disabled)
1155         else
1156                 AC_TRY_RUN([
1157                         #include <pthread.h>
1158                         __thread int i;
1159                         static int res1, res2;
1160
1161                         void thread_main (void *arg)
1162                         {
1163                                 i = arg;
1164                                 sleep (1);
1165                                 if (arg == 1)
1166                                         res1 = (i == arg);
1167                                 else
1168                                         res2 = (i == arg);
1169                         }
1170
1171                         int main () {
1172                                 pthread_t t1, t2;
1173
1174                                 i = 5;
1175
1176                                 pthread_create (&t1, NULL, thread_main, 1);
1177                                 pthread_create (&t2, NULL, thread_main, 2);
1178
1179                                 pthread_join (t1, NULL);
1180                                 pthread_join (t2, NULL);
1181
1182                                 return !(res1 + res2 == 2);
1183                         }
1184                 ], [
1185                                 AC_MSG_RESULT(yes)
1186                 ], [
1187                                 AC_MSG_RESULT(no)
1188                                 with_tls=pthread
1189                 ])
1190         fi
1191
1192         dnl **************************************
1193         dnl *** Checks for working sigaltstack ***
1194         dnl **************************************
1195         AC_MSG_CHECKING(for working sigaltstack)
1196         if test "x$with_sigaltstack" != "xyes"; then
1197                 AC_MSG_RESULT(disabled)
1198         else
1199                 AC_TRY_RUN([
1200                         #include <stdio.h>
1201                         #include <stdlib.h>
1202                         #include <unistd.h>
1203                         #include <signal.h>
1204                         #include <pthread.h>
1205                         #include <sys/wait.h>
1206                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1207                         #define SA_STACK SA_ONSTACK
1208                         #endif
1209                         static void
1210                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1211                         {
1212                                 exit (0);
1213                         }
1214
1215                         static void *
1216                         loop (void *ignored)
1217                         {
1218                                 char *ptr = NULL;
1219
1220                                 *ptr = 0;
1221                                 return NULL;
1222                         }
1223
1224                         static void
1225                         child ()
1226                         {
1227                                 struct sigaction sa;
1228                                 struct sigaltstack sas;
1229                                 pthread_t id;
1230                                 pthread_attr_t attr;
1231
1232                                 sa.sa_sigaction = sigsegv_signal_handler;
1233                                 sigemptyset (&sa.sa_mask);
1234                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1235                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1236                                         perror ("sigaction");
1237                                         return;
1238                                 }
1239
1240                                 sas.ss_sp = malloc (SIGSTKSZ);
1241                                 sas.ss_size = SIGSTKSZ;
1242                                 sas.ss_flags = 0;
1243                                 if (sigaltstack (&sas, NULL) == -1) {
1244                                         perror ("sigaltstack");
1245                                         return;
1246                                 }
1247
1248                                 pthread_attr_init (&attr);
1249                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1250                                         printf ("pthread_create\n");
1251                                         return;
1252                                 }
1253
1254                                 sleep (100);
1255                         }
1256
1257                         int
1258                         main ()
1259                         {
1260                                 pid_t son;
1261                                 int status;
1262                                 int i;
1263
1264                                 son = fork ();
1265                                 if (son == -1) {
1266                                         return 1;
1267                                 }
1268
1269                                 if (son == 0) {
1270                                         child ();
1271                                         return 0;
1272                                 }
1273
1274                                 for (i = 0; i < 3; ++i) {
1275                                         sleep (1);
1276                                         waitpid (son, &status, WNOHANG);
1277                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1278                                                 return 0;
1279                                 }
1280
1281                                 kill (son, SIGKILL);
1282                                 return 1;
1283                         }
1284
1285                 ], [
1286                                 AC_MSG_RESULT(yes)
1287                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1288                 ], [
1289                                 with_sigaltstack=no
1290                                 AC_MSG_RESULT(no)
1291                 ])
1292         fi
1293
1294         dnl ********************************
1295         dnl *** Checks for semaphore lib ***
1296         dnl ********************************
1297         # 'Real Time' functions on Solaris
1298         # posix4 on Solaris 2.6
1299         # pthread (first!) on Linux
1300         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1301
1302         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1303         AC_CHECK_FUNCS(shm_open)
1304
1305         dnl ********************************
1306         dnl *** Checks for timezone stuff **
1307         dnl ********************************
1308         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1309                 AC_TRY_COMPILE([
1310                         #include <time.h>
1311                         ], [
1312                         struct tm tm;
1313                         tm.tm_gmtoff = 1;
1314                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1315         if test $ac_cv_struct_tm_gmtoff = yes; then
1316                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1317         else
1318                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1319                         AC_TRY_COMPILE([
1320                                 #include <time.h>
1321                         ], [
1322                                 timezone = 1;
1323                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1324                 if test $ac_cv_var_timezone = yes; then
1325                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1326                 else
1327                         AC_ERROR(unable to find a way to determine timezone)
1328                 fi
1329         fi
1330
1331         dnl *********************************
1332         dnl *** Checks for math functions ***
1333         dnl *********************************
1334         LIBS="$LIBS -lm";
1335         if test "x$has_broken_apple_cpp" != "xyes"; then
1336                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1337                         AC_TRY_LINK([#include <math.h>],
1338                         [ finite(0.0); ],
1339                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1340                         AC_MSG_RESULT(no)))
1341         fi
1342         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1343                 AC_TRY_LINK([#include <math.h>],
1344                 [ isfinite(0.0); ],
1345                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1346                 AC_MSG_RESULT(no)))
1347
1348         dnl ****************************************************************
1349         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1350         dnl *** have it in the library (duh))                            ***
1351         dnl ****************************************************************
1352         AC_CHECK_FUNCS(poll)
1353
1354         dnl *************************
1355         dnl *** Check for signbit ***
1356         dnl *************************
1357         AC_MSG_CHECKING(for signbit)
1358         AC_TRY_LINK([#include <math.h>], [
1359                 int s = signbit(1.0);
1360         ], [
1361                 AC_MSG_RESULT(yes)
1362                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1363         ], [
1364                 AC_MSG_RESULT(no)
1365         ])
1366
1367         dnl **********************************
1368         dnl *** epoll                      ***
1369         dnl **********************************
1370         AC_CHECK_HEADERS(sys/epoll.h)
1371         haveepoll=no
1372         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1373         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1374                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1375         fi
1376
1377         dnl ******************************
1378         dnl *** Checks for SIOCGIFCONF ***
1379         dnl ******************************
1380         AC_CHECK_HEADERS(sys/ioctl.h)
1381         AC_CHECK_HEADERS(net/if.h)
1382         AC_MSG_CHECKING(for ifreq)
1383         AC_TRY_COMPILE([
1384                 #include <stdio.h>
1385                 #include <sys/ioctl.h>
1386                 #include <net/if.h>
1387                 ], [
1388                 struct ifconf ifc;
1389                 struct ifreq *ifr;
1390                 void *x;
1391                 ifc.ifc_len = 0;
1392                 ifc.ifc_buf = NULL;
1393                 x = (void *) &ifr->ifr_addr;
1394                 ],[
1395                         AC_MSG_RESULT(yes)
1396                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1397                 ], [
1398                         AC_MSG_RESULT(no)
1399                 ])
1400         dnl **********************************
1401         dnl ***     Checks for sin_len     ***
1402         dnl **********************************
1403         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1404         AC_TRY_COMPILE([
1405                 #include <netinet/in.h>
1406                 ], [
1407                 struct sockaddr_in saddr;
1408                 saddr.sin_len = sizeof (saddr);
1409                 ],[
1410                         AC_MSG_RESULT(yes)
1411                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1412                 ], [
1413                         AC_MSG_RESULT(no)
1414                 ])
1415         dnl **********************************
1416         dnl ***    Checks for sin6_len     ***
1417         dnl **********************************
1418         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1419         AC_TRY_COMPILE([
1420                 #include <netinet/in.h>
1421                 ], [
1422                 struct sockaddr_in6 saddr6;
1423                 saddr6.sin6_len = sizeof (saddr6);
1424                 ],[
1425                         AC_MSG_RESULT(yes)
1426                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1427                 ], [
1428                         AC_MSG_RESULT(no)
1429                 ])
1430         dnl **********************************
1431         dnl *** Checks for MonoPosixHelper ***
1432         dnl **********************************
1433         AC_CHECK_HEADERS(checklist.h)
1434         AC_CHECK_HEADERS(fstab.h)
1435         AC_CHECK_HEADERS(attr/xattr.h)
1436         AC_CHECK_HEADERS(sys/extattr.h)
1437         AC_CHECK_HEADERS(sys/sendfile.h)
1438         AC_CHECK_HEADERS(sys/statvfs.h)
1439         AC_CHECK_HEADERS(sys/statfs.h)
1440         AC_CHECK_HEADERS(sys/vfstab.h)
1441         AC_CHECK_HEADERS(sys/xattr.h)
1442         AC_CHECK_HEADERS(sys/mman.h)
1443         AC_CHECK_HEADERS(sys/param.h)
1444         AC_CHECK_HEADERS(sys/mount.h)
1445         AC_CHECK_FUNCS(getdomainname)
1446         AC_CHECK_FUNCS(setdomainname)
1447         AC_CHECK_FUNCS(fgetgrent)
1448         AC_CHECK_FUNCS(fgetpwent)
1449         AC_CHECK_FUNCS(fgetpwent)
1450         AC_CHECK_FUNCS(getfsstat)
1451         AC_CHECK_FUNCS(lutimes)
1452         AC_CHECK_FUNCS(mremap)
1453         AC_CHECK_FUNCS(remap_file_pages)
1454         AC_CHECK_FUNCS(posix_fadvise)
1455         AC_CHECK_FUNCS(posix_fallocate)
1456         AC_CHECK_FUNCS(posix_madvise)
1457         AC_CHECK_FUNCS(vsnprintf)
1458         AC_CHECK_FUNCS(sendfile)
1459         AC_CHECK_FUNCS(sethostid)
1460         AC_CHECK_FUNCS(statfs)
1461         AC_CHECK_FUNCS(fstatfs)
1462         AC_CHECK_FUNCS(statvfs)
1463         AC_CHECK_FUNCS(fstatvfs)
1464         AC_CHECK_FUNCS(stime)
1465         AC_CHECK_FUNCS(strerror_r)
1466         AC_CHECK_FUNCS(ttyname_r)
1467         AC_CHECK_SIZEOF(size_t)
1468         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1469                 [#include <sys/types.h>
1470                  #include <sys/stat.h>
1471                  #include <unistd.h>])
1472         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1473                 [#include <sys/types.h>
1474                  #include <sys/stat.h>
1475                  #include <unistd.h>])
1476         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1477                 [#include <sys/time.h>])
1478         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1479                 [#include <unistd.h>
1480                  #include <fcntl.h>])
1481         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1482                 [#include <sys/poll.h>])
1483         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1484                 [#include <sys/types.h>
1485                  #include <sys/stat.h>
1486                  #include <unistd.h>])
1487         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1488                 [#include <time.h>])
1489         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1490                 [#include <sys/time.h>
1491                  #include <sys/types.h>
1492                  #include <utime.h>])
1493         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1494                 [#include <sys/time.h>])
1495         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1496                 [#include <sys/types.h>
1497                  #include <utime.h>])
1498         AC_CHECK_MEMBERS(
1499                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1500                 [#include <sys/types.h>
1501                  #include <dirent.h>])
1502
1503         dnl Favour xattr through glibc, but use libattr if we have to
1504         AC_CHECK_FUNC(lsetxattr, ,
1505                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1506         )
1507         AC_SUBST(XATTR_LIB)
1508
1509         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1510         AC_CHECK_MEMBERS(
1511                 [struct kinfo_proc.kp_proc],,,
1512                 [#include <sys/types.h>
1513                  #include <sys/sysctl.h>
1514                  #include <sys/proc.h>
1515                  ])
1516
1517         dnl *********************************
1518         dnl *** Checks for Windows compilation ***
1519         dnl *********************************
1520         AC_CHECK_HEADERS(sys/time.h)
1521         AC_CHECK_HEADERS(sys/param.h)
1522         AC_CHECK_HEADERS(dirent.h)
1523
1524         dnl *********************************
1525         dnl *** Check for Console 2.0 I/O ***
1526         dnl *********************************
1527         AC_CHECK_HEADERS([curses.h])
1528         AC_CHECK_HEADERS([term.h], [], [],
1529         [#if HAVE_CURSES_H
1530          #include <curses.h>
1531          #endif
1532         ])
1533         AC_CHECK_HEADERS([termios.h])
1534
1535         dnl * This is provided in io-layer, but on windows it's only available
1536         dnl * on xp+
1537         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1538 else
1539         jdk_headers_found=no
1540         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1541         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1542         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1543         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1544         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1545         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1546         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1547
1548         dnl *********************************
1549         dnl *** Check for struct ip_mreqn ***
1550         dnl *********************************
1551         AC_MSG_CHECKING(for struct ip_mreqn)
1552         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1553                 struct ip_mreqn mreq;
1554                 mreq.imr_address.s_addr = 0;
1555         ], [
1556                 # Yes, we have it...
1557                 AC_MSG_RESULT(yes)
1558                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1559         ], [
1560                 # We'll just have to try and use struct ip_mreq
1561                 AC_MSG_RESULT(no)
1562                 AC_MSG_CHECKING(for struct ip_mreq)
1563                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1564                         struct ip_mreq mreq;
1565                         mreq.imr_interface.s_addr = 0;
1566                 ], [
1567                         # Yes, we have it...
1568                         AC_MSG_RESULT(yes)
1569                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1570                 ], [
1571                         # No multicast support
1572                         AC_MSG_RESULT(no)
1573                 ])
1574         ])
1575         AC_CHECK_FUNCS(GetProcessId)
1576 fi
1577
1578 dnl socklen_t check
1579 AC_MSG_CHECKING(for socklen_t)
1580 AC_TRY_COMPILE([
1581 #include <sys/types.h>
1582 #include <sys/socket.h>
1583 ],[
1584   socklen_t foo;
1585 ],[
1586 ac_cv_c_socklen_t=yes
1587         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1588         AC_MSG_RESULT(yes)
1589 ],[
1590         AC_MSG_RESULT(no)
1591 ])
1592
1593 AC_MSG_CHECKING(for array element initalizer support)
1594 AC_TRY_COMPILE([#include <sys/socket.h>], [
1595         const int array[] = {[1] = 2,};
1596 ], [
1597         # Yes, we have it...
1598         AC_MSG_RESULT(yes)
1599         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1600 ], [
1601         # We'll have to use signals
1602         AC_MSG_RESULT(no)
1603 ])
1604
1605 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1606         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1607         AC_TRY_LINK([#include <math.h>],
1608         [ static void *p = &trunc; ],
1609         [
1610                 AC_DEFINE(HAVE_TRUNC)
1611                 AC_MSG_RESULT(yes)
1612                 ac_cv_trunc=yes
1613         ],
1614         AC_MSG_RESULT(no)))
1615
1616 if test "x$ac_cv_truncl" != "xyes"; then
1617    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1618 fi
1619
1620 AC_CHECK_FUNCS(round)
1621 AC_CHECK_FUNCS(rint)
1622
1623 dnl ****************************
1624 dnl *** Look for /dev/random ***
1625 dnl ****************************
1626
1627 AC_MSG_CHECKING([if usage of random device is requested])
1628 AC_ARG_ENABLE(dev-random,
1629 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1630 try_dev_random=$enableval, try_dev_random=yes)
1631
1632 AC_MSG_RESULT($try_dev_random)
1633
1634 case "{$target}" in
1635     *-openbsd*)
1636     NAME_DEV_RANDOM="/dev/srandom"
1637     ;;
1638
1639 dnl Win32 does not have /dev/random, they have their own method...
1640
1641     *-*-mingw*|*-*-cygwin*)
1642     ac_cv_have_dev_random=no
1643     ;;
1644
1645 dnl Everywhere else, it's /dev/random
1646
1647     *)
1648     NAME_DEV_RANDOM="/dev/random"
1649     ;;
1650 esac
1651
1652 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1653
1654 dnl Now check if the device actually exists
1655
1656 if test "x$try_dev_random" = "xyes"; then
1657     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1658     [if test -r "$NAME_DEV_RANDOM" ; then
1659         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1660     if test "x$ac_cv_have_dev_random" = "xyes"; then
1661         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1662     fi
1663 else
1664     AC_MSG_CHECKING(for random device)
1665     ac_cv_have_dev_random=no
1666     AC_MSG_RESULT(has been disabled)
1667 fi
1668
1669 if test "x$platform_win32" = "xyes"; then
1670     AC_DEFINE(HAVE_CRYPT_RNG)
1671 fi
1672
1673 if test "x$ac_cv_have_dev_random" = "xno" \
1674     && test "x$platform_win32" = "xno"; then
1675     AC_MSG_WARN([[
1676 ***
1677 *** A system-provided entropy source was not found on this system.
1678 *** Because of this, the System.Security.Cryptography random number generator
1679 *** will throw a NotImplemented exception.
1680 ***
1681 *** If you are seeing this message, and you know your system DOES have an
1682 *** entropy collection in place, please contact <crichton@gimp.org> and
1683 *** provide information about the system and how to access the random device.
1684 ***
1685 *** Otherwise you can install either egd or prngd and set the environment
1686 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1687 ***]])
1688 fi
1689
1690 AC_MSG_CHECKING([if inter-process shared handles are requested])
1691 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1692 AC_MSG_RESULT($try_shared_handles)
1693 if test "x$try_shared_handles" != "xyes"; then
1694         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1695         AC_SUBST(DISABLE_SHARED_HANDLES)
1696 fi
1697
1698 if test x$gc = xsgen; then
1699    if test x$with_tls != x__thread; then
1700           AC_MSG_ERROR([The SGEN garbage collector depends on a working __thread implementation, and either --with-thread=pthread was passed to configure, or the configure test for __thread failed.])
1701    fi
1702 fi
1703
1704 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1705 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1706
1707 AC_MSG_CHECKING([if big-arrays are to be enabled])
1708 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1709 if test "x$enable_big_arrays" = "xyes" ; then
1710     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1711         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1712     else
1713         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1714     fi
1715 fi
1716 AC_MSG_RESULT($enable_big_arrays)
1717
1718 dnl **************
1719 dnl *** DTRACE ***
1720 dnl **************
1721
1722 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1723
1724 if test "x$enable_dtrace" = "xyes"; then
1725    if test "x$has_dtrace" = "xno"; then
1726           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1727    fi
1728    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1729    if test "x$DTRACE" = "xno"; then
1730           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1731           enable_dtrace=no
1732    fi
1733 fi
1734
1735 dtrace_g=no
1736 if test "x$enable_dtrace" = "xyes"; then
1737         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1738         DTRACEFLAGS=
1739         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1740                 case "$host" in
1741                         powerpc-*-darwin*)
1742                         DTRACEFLAGS="-arch ppc64"
1743                         ;;
1744                         i*86-*-darwin*)
1745                         DTRACEFLAGS="-arch x86_64"
1746                         ;;
1747                         *)
1748                         DTRACEFLAGS=-64
1749                         ;;
1750                 esac
1751         else
1752                 case "$host" in
1753                         powerpc-*-darwin*)
1754                         DTRACEFLAGS="-arch ppc"
1755                         ;;
1756                         i*86-*-darwin*)
1757                         DTRACEFLAGS="-arch i386"
1758                         ;;
1759                         *)
1760                         DTRACEFLAGS=-32
1761                         ;;
1762                 esac
1763         fi
1764         AC_SUBST(DTRACEFLAGS)
1765         case "$host" in
1766                 *-*-solaris*)
1767                 dtrace_g=yes
1768                 ;;
1769         esac
1770         AC_CHECK_HEADERS([sys/sdt.h])
1771 fi
1772 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1773 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1774
1775 dnl **************
1776 dnl ***  LLVM  ***
1777 dnl **************
1778
1779 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
1780
1781 if test "x$enable_llvm" = "xyes"; then
1782    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
1783    if test "x$LLVM_CONFIG" = "xno"; then
1784           AC_MSG_ERROR([llvm-config not found.])
1785    fi
1786
1787    LLVM_CXXFLAGS=`$LLVM_CONFIG --cflags`
1788    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
1789    LLVM_LIBS=`$LLVM_CONFIG --libs core engine`
1790    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
1791
1792    AC_SUBST(LLVM_CXXFLAGS)
1793    AC_SUBST(LLVM_LIBS)
1794    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
1795 fi
1796
1797 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
1798
1799 TARGET="unknown"
1800 ACCESS_UNALIGNED="yes"
1801
1802 JIT_SUPPORTED=no
1803 INTERP_SUPPORTED=no
1804 LIBC="libc.so.6"
1805 INTL="libc.so.6"
1806 SQLITE="libsqlite.so.0"
1807 SQLITE3="libsqlite3.so.0"
1808 X11="libX11.so"
1809
1810 sizeof_register="SIZEOF_VOID_P"
1811
1812 jit_wanted=false
1813 interp_wanted=false
1814 case "$host" in
1815 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1816 #               TARGET=MIPS;
1817 #               ACCESS_UNALIGNED="no"
1818 #               ;;
1819         mips*)
1820                 TARGET=MIPS;
1821                 arch_target=mips;
1822                 ACCESS_UNALIGNED="no"
1823                 JIT_SUPPORTED=yes
1824                 jit_wanted=true
1825
1826                 AC_MSG_CHECKING(for mips n32)
1827                 AC_TRY_COMPILE([], [
1828                 void main () {
1829                 #if _MIPS_SIM != _ABIN32
1830                 #error Not mips n32
1831                 #endif
1832                 }
1833                 ],[
1834                 AC_MSG_RESULT(yes)
1835                 sizeof_register=8
1836                 ],[
1837                 AC_MSG_RESULT(no)
1838                 ])
1839                 ;;
1840         i*86-*-*)
1841                 TARGET=X86;
1842                 arch_target=x86;
1843                 JIT_SUPPORTED=yes
1844                 jit_wanted=true
1845                 case $host_os in
1846                   solaris*)
1847                         LIBC="libc.so"
1848                         INTL="libintl.so"
1849                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1850                                 TARGET=AMD64
1851                                 arch_target=amd64
1852                         fi
1853
1854                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
1855                         # int astruct __attribute__ ((visibility ("hidden")));
1856                         # void foo ()
1857                         # {
1858                         #       void *p = &astruct;
1859                         # }
1860                         # gcc -fPIC --shared -o libfoo.so foo.c
1861                         # yields:
1862                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
1863                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
1864                         have_visibility_hidden=no
1865
1866                 esac
1867                 ;;
1868         x86_64-*-* | amd64-*-*)
1869                 TARGET=AMD64;
1870                 arch_target=amd64;
1871                 JIT_SUPPORTED=yes
1872                 jit_wanted=true
1873                 ;;
1874         ia64-*-*)
1875                 TARGET=IA64
1876                 arch_target=ia64
1877                 ACCESS_UNALIGNED="no"
1878                 JIT_SUPPORTED=yes
1879                 jit_wanted=true
1880                 LIBC="libc.so.6.1"
1881                 INTL="libc.so.6.1"
1882                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
1883                 libmono_ldflags="-lunwind"
1884                 ;;
1885         sparc*-*-*)
1886                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1887                    TARGET=SPARC64
1888                 else
1889                         TARGET=SPARC
1890                 fi
1891                 arch_target=sparc;
1892                 JIT_SUPPORTED=yes
1893                 ACCESS_UNALIGNED="no"
1894                 case $host_os in
1895                   linux*) ;;
1896                   *)
1897                         LIBC="libc.so"
1898                         INTL="libintl.so"
1899                 esac
1900                 jit_wanted=true
1901                 if test x"$GCC" = xyes; then
1902                         # We don't support v8 cpus
1903                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
1904                 fi
1905                 if test x"$AR" = xfalse; then
1906                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
1907                 fi
1908                 ;;
1909        alpha*-*-linux* | alpha*-*-osf*)
1910                 TARGET=ALPHA;
1911                 ACCESS_UNALIGNED="no"
1912                 JIT_SUPPORTED=yes
1913                 jit_wanted=true
1914                 arch_target=alpha;
1915                 CFLAGS="$CFLAGS -mieee -O0"
1916                 case $host_os in
1917                   linux*)
1918                         LIBC="libc.so.6.1"
1919                         INTL="libc.so.6.1"
1920                 esac
1921                ;;
1922         *-*-mingw*|*-*-cygwin*)
1923                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
1924                 have_visibility_hidden=no
1925                 INTL="intl"
1926                 ;;
1927         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
1928                 TARGET=HPPA;
1929                 arch_target=hppa;
1930                 LIBC="libc.sl"
1931                 ACCESS_UNALIGNED="no"
1932                 INTERP_SUPPORTED=yes
1933                 interp_wanted=true
1934                 ;;
1935         hppa*linux*)
1936                 TARGET=HPPA;
1937                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1938                 arch_target=hppa;
1939                 ACCESS_UNALIGNED="no"
1940                 JIT_SUPPORTED=yes
1941                 jit_wanted=true
1942                 ;;
1943         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
1944         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* )
1945                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1946                         TARGET=POWERPC64;
1947                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
1948                         CFLAGS="$CFLAGS -mminimal-toc"
1949                 else
1950                         TARGET=POWERPC;
1951                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
1952                 fi
1953                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1954                 arch_target=ppc;
1955                 JIT_SUPPORTED=yes
1956                 jit_wanted=true
1957                 ;;
1958         arm*-darwin*)
1959                 TARGET=ARM;
1960                 arch_target=arm;
1961                 ACCESS_UNALIGNED="no"
1962                 JIT_SUPPORTED=yes
1963                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
1964                 jit_wanted=true
1965                 ;;
1966         arm*-linux*)
1967                 TARGET=ARM;
1968                 arch_target=arm;
1969                 ACCESS_UNALIGNED="no"
1970                 JIT_SUPPORTED=yes
1971                 jit_wanted=true
1972                 ;;
1973         s390-*-linux*)
1974                 TARGET=S390;
1975                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1976                 arch_target=s390;
1977                 ACCESS_UNALIGNED="no"
1978                 JIT_SUPPORTED=yes
1979                 jit_wanted=true
1980                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
1981                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1982                 ;;
1983         s390x-*-linux*)
1984                 TARGET=S390x;
1985                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
1986                 arch_target=s390x;
1987                 ACCESS_UNALIGNED="no"
1988                 JIT_SUPPORTED=yes
1989                 jit_wanted=true
1990                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
1991                 ;;
1992 esac
1993
1994 # FIXME: Define the others as well
1995 case "$TARGET" in
1996 X86)
1997         AC_DEFINE(TARGET_X86, 1, [...])
1998         ;;
1999 AMD64)
2000         AC_DEFINE(TARGET_AMD64, 1, [...])
2001         ;;
2002 ARM)
2003         AC_DEFINE(TARGET_ARM, 1, [...])
2004         ;;
2005 esac
2006
2007 if test "x$sizeof_register" = "x4"; then
2008    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2009 elif test "x$sizeof_register" = "x8"; then
2010    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2011 else
2012    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2013 fi
2014
2015 if test "x$have_visibility_hidden" = "xyes"; then
2016    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2017 fi
2018
2019 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2020         if test x$withval = xyes; then
2021            jit_wanted=true
2022         else
2023            jit_wanted=false
2024         fi
2025 ])
2026
2027 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2028         if test x$withval = xyes; then
2029            interp_wanted=true
2030         else
2031            interp_wanted=false
2032         fi
2033 ])
2034
2035 USEJIT=false
2036 if test x$JIT_SUPPORTED = xyes; then
2037    if $jit_wanted; then
2038       USEJIT=true
2039       jit_status="Building and using the JIT"
2040    else
2041       if $interp_wanted; then
2042          jit_status="Building the JIT, defaulting to the interpreter"
2043       else
2044          AC_ERROR(No JIT or interpreter support available or selected.)
2045       fi
2046    fi
2047 else
2048    if test x$interp_wanted = xtrue; then
2049       jit_status="interpreter"
2050    else
2051       AC_ERROR(No JIT or interpreter support available or selected.)
2052    fi
2053 fi
2054
2055 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2056
2057 libsuffix=".so"
2058
2059 case "$host" in
2060      *-*-darwin*)
2061         libsuffix=".dylib"
2062         LIBC="libc.dylib"
2063         INTL="libintl.dylib"
2064         SQLITE="libsqlite.0.dylib"
2065         SQLITE3="libsqlite3.0.dylib"
2066         X11="libX11.dylib"
2067         ;;
2068      *-*-*netbsd*)
2069         LIBC="libc.so.12"
2070         INTL="libintl.so.0"
2071         ;;
2072     *-*-*freebsd*)
2073         LIBC="libc.so"
2074         INTL="libintl.so"
2075         ;;
2076     *-*-*openbsd*)
2077         LIBC="libc.so"
2078         INTL="libintl.so"
2079         ;;
2080     *-*-*linux*)
2081         AC_PATH_X
2082         AC_MSG_CHECKING(for the soname of libX11.so)
2083         for i in $x_libraries /usr/lib /usr/lib64; do
2084                 for r in 4 5 6; do
2085                         if test -f $i/libX11.so.$r; then
2086                                 X11=libX11.so.$r
2087                                 AC_MSG_RESULT($X11)
2088                         fi
2089                 done
2090         done
2091
2092         if test "x$X11" = "xlibX11.so"; then
2093                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2094         fi
2095         ;;
2096 esac
2097
2098
2099 AC_SUBST(libsuffix)
2100
2101 AC_CHECK_HEADERS(valgrind/memcheck.h)
2102
2103 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2104         if test "x$with_tls" = "x__thread"; then
2105                 #
2106                 # On some linux distributions, TLS works in executables, but linking
2107                 # against a shared library containing TLS fails with:
2108                 # undefined reference to `__tls_get_addr'
2109                 #
2110                 rm -f conftest.c conftest.so conftest
2111                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2112                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2113                 $CC -o conftest conftest.so > /dev/null 2>&1
2114                 if test ! -f conftest; then
2115                    AC_MSG_WARN([Disabling usage of __thread.]);
2116                    with_tls=pthread
2117                 fi
2118                 rm -f conftest.c conftest.so conftest
2119         fi
2120 fi
2121
2122 mono_debugger_supported=no
2123 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2124         if test x$use_included_gc = xyes; then
2125                 case "$host" in
2126                 *-*-*linux*)
2127                         mono_debugger_supported=yes
2128                         ;;
2129                 esac
2130         fi
2131 fi
2132
2133 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2134 if test "x$mono_debugger_supported" = "xyes"; then
2135         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2136 fi
2137 AC_MSG_RESULT($mono_debugger_supported)
2138 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2139
2140 if test "x$with_tls" = "x__thread"; then
2141         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2142         # Pass the information to libgc
2143         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2144         AC_MSG_CHECKING(if the tls_model attribute is supported)
2145         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2146                 ], [
2147                         AC_MSG_RESULT(yes)
2148                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2149                 ], [
2150                         AC_MSG_RESULT(no)
2151         ])
2152 fi
2153
2154 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2155         dnl ******************************************
2156         dnl *** Check to see what FPU is available ***
2157         dnl ******************************************
2158         AC_MSG_CHECKING(which FPU to use)
2159
2160         AC_TRY_COMPILE([], [
2161                 __asm__ ("ldfd f0, [r0]");
2162                 ], fpu=FPA, fpu=NONE)
2163
2164         AC_MSG_RESULT($fpu)
2165         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2166         unset fpu
2167 fi
2168
2169 if test ${TARGET} = unknown; then
2170         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2171         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2172 fi
2173
2174 if test ${ACCESS_UNALIGNED} = no; then
2175         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2176 fi
2177
2178 case "x$gc" in
2179         xincluded)
2180                 # Pass CPPFLAGS to libgc configure
2181                 # We should use a separate variable for this to avoid passing useless and
2182                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2183                 # This should be executed late so we pick up the final version of CPPFLAGS
2184                 # The problem with this approach, is that during a reconfigure, the main
2185                 # configure scripts gets invoked with these arguments, so we use separate
2186                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2187                 LIBGC_CPPFLAGS=$CPPFLAGS
2188                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2189                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2190                 fi
2191                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2192                 AC_CONFIG_SUBDIRS(libgc)
2193                 ;;
2194 esac
2195
2196 PROFILE2=yes
2197 AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],[
2198         if test x$with_profile2 = xno; then
2199               PROFILE2=no
2200         fi
2201 ])
2202
2203 MOONLIGHT=yes
2204 AC_ARG_WITH(moonlight,[  --with-moonlight=yes,no        If you want to build the Moonlight 2.1 assemblies (defaults to yes)],[
2205         if test x$with_moonlight = xno; then
2206               MOONLIGHT=no
2207         fi
2208 ])
2209
2210 OPROFILE=no
2211 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2212         if test x$with_oprofile != xno; then
2213             oprofile_include=$with_oprofile/include
2214             if test ! -f $oprofile_include/opagent.h; then
2215                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2216                 fi
2217             OPROFILE=yes
2218                 OPROFILE_CFLAGS="-I$oprofile_include"
2219             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2220             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2221         fi
2222 ])
2223
2224 MALLOC_MEMPOOLS=no
2225 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2226         if test x$with_malloc_mempools = xyes; then
2227                 MALLOC_MEMPOOLS=yes
2228                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2229         fi
2230 ])
2231
2232
2233 DISABLE_MCS_DOCS=no
2234 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2235         if test x$with_mcs_docs != xyes; then
2236                 DISABLE_MCS_DOCS=yes
2237         fi
2238 ])
2239
2240 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2241 AC_SUBST(OPROFILE_CFLAGS)
2242 AC_SUBST(OPROFILE_LIBS)
2243
2244 libmono_ldflags="$libmono_ldflags $LIBS"
2245
2246 AM_CONDITIONAL(INSTALL_2_0, test x$PROFILE2 = xyes)
2247 AM_CONDITIONAL(INSTALL_2_1, test x$MOONLIGHT = xyes)
2248
2249 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2250 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2251 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2252 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2253 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2254 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2255 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2256 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2257 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2258 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2259 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2260 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2261 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2262 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2263 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2264 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2265
2266 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2267 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2268 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2269
2270 AC_SUBST(LIBC)
2271 AC_SUBST(INTL)
2272 AC_SUBST(SQLITE)
2273 AC_SUBST(SQLITE3)
2274 AC_SUBST(X11)
2275 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2276 AC_SUBST(arch_target)
2277 AC_SUBST(CFLAGS)
2278 AC_SUBST(CPPFLAGS)
2279 AC_SUBST(LDFLAGS)
2280
2281 mono_build_root=`pwd`
2282 AC_SUBST(mono_build_root)
2283
2284 if test x$USEJIT = xtrue; then
2285   mono_runtime=mono/mini/mono
2286 else
2287   mono_runtime=mono/interpreter/mint
2288 fi
2289 AC_SUBST(mono_runtime)
2290
2291 mono_cfg_root=$mono_build_root/runtime
2292 if test x$platform_win32 = xyes; then
2293   if test "x$cross_compiling" = "xno"; then
2294     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2295   else
2296     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\\'`\\etc
2297   fi
2298 else
2299   mono_cfg_dir=$mono_cfg_root/etc
2300 fi
2301 AC_SUBST(mono_cfg_dir)
2302
2303 AC_CONFIG_FILES([po/mcs/Makefile.in])
2304
2305 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2306 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2307
2308 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2309 [   depth=../../../..
2310     case $srcdir in
2311     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2312     .) reldir=$depth ;;
2313     *) reldir=$depth/$srcdir ;;
2314     esac
2315     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2316     cd runtime/etc/mono/1.0
2317     rm -f machine.config
2318     $LN_S $reldir/data/net_1_1/machine.config machine.config
2319     cd $depth
2320 ],[LN_S='$LN_S'])
2321
2322 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2323 [   depth=../../../..
2324     case $srcdir in
2325     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2326     .) reldir=$depth ;;
2327     *) reldir=$depth/$srcdir ;;
2328     esac
2329     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2330     cd runtime/etc/mono/2.0
2331     rm -f machine.config
2332     $LN_S $reldir/data/net_2_0/machine.config machine.config
2333     cd $depth
2334 ],[LN_S='$LN_S'])
2335
2336 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2337 [   depth=../../../..
2338     case $srcdir in
2339     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2340     .) reldir=$depth ;;
2341     *) reldir=$depth/$srcdir ;;
2342     esac
2343     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2344     cd runtime/etc/mono/2.0
2345     rm -f web.config
2346     $LN_S $reldir/data/net_2_0/web.config web.config
2347     cd $depth
2348 ],[LN_S='$LN_S'])
2349
2350 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2351 [   depth=../../..
2352     case $srcdir in
2353     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2354     .) reldir=$depth ;;
2355     *) reldir=$depth/$srcdir ;;
2356     esac
2357     $ac_aux_dir/install-sh -d runtime/etc/mono/
2358     cd runtime/etc/mono/
2359     rm -f browscap.ini
2360     $LN_S $reldir/data/browscap.ini browscap.ini
2361     cd $depth
2362 ],[LN_S='$LN_S'])
2363
2364 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2365 [   depth=../../../../..
2366     case $srcdir in
2367     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2368     .) reldir=$depth ;;
2369     *) reldir=$depth/$srcdir ;;
2370     esac
2371     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2372     cd runtime/etc/mono/2.0/Browsers
2373     rm -f Compat.browser
2374     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2375     cd $depth
2376 ],[LN_S='$LN_S'])
2377
2378 if test x$enable_quiet_build = xyes; then
2379    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])
2380    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/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
2381 fi
2382
2383 AC_OUTPUT([
2384 Makefile
2385 mono-uninstalled.pc
2386 scripts/mono-find-provides
2387 scripts/mono-find-requires
2388 mono/Makefile
2389 mono/utils/Makefile
2390 mono/metadata/Makefile
2391 mono/dis/Makefile
2392 mono/cil/Makefile
2393 mono/arch/Makefile
2394 mono/arch/x86/Makefile
2395 mono/arch/amd64/Makefile
2396 mono/arch/hppa/Makefile
2397 mono/arch/ppc/Makefile
2398 mono/arch/sparc/Makefile
2399 mono/arch/s390/Makefile
2400 mono/arch/s390x/Makefile
2401 mono/arch/arm/Makefile
2402 mono/arch/alpha/Makefile
2403 mono/arch/ia64/Makefile
2404 mono/arch/mips/Makefile
2405 mono/interpreter/Makefile
2406 mono/tests/Makefile
2407 mono/tests/tests-config
2408 mono/tests/assemblyresolve/Makefile
2409 mono/tests/cas/Makefile
2410 mono/tests/cas/assembly/Makefile
2411 mono/tests/cas/demand/Makefile
2412 mono/tests/cas/inheritance/Makefile
2413 mono/tests/cas/linkdemand/Makefile
2414 mono/tests/cas/threads/Makefile
2415 mono/benchmark/Makefile
2416 mono/monograph/Makefile
2417 mono/io-layer/Makefile
2418 mono/mini/Makefile
2419 mono/profiler/Makefile
2420 ikvm-native/Makefile
2421 scripts/Makefile
2422 man/Makefile
2423 web/Makefile
2424 docs/Makefile
2425 data/Makefile
2426 data/net_1_1/Makefile
2427 data/net_2_0/Makefile
2428 data/net_2_0/Browsers/Makefile
2429 data/mint.pc
2430 data/mono.pc
2431 data/mono-cairo.pc
2432 data/mono-nunit.pc
2433 data/mono-options.pc
2434 data/mono-lineeditor.pc
2435 data/monodoc.pc
2436 data/mono.web.pc
2437 data/dotnet.pc
2438 data/dotnet35.pc
2439 data/wcf.pc
2440 data/cecil.pc
2441 data/system.web.extensions_1.0.pc
2442 data/system.web.extensions.design_1.0.pc
2443 data/system.web.mvc.pc
2444 samples/Makefile
2445 support/Makefile
2446 data/config
2447 tools/Makefile
2448 tools/locale-builder/Makefile
2449 runtime/Makefile
2450 msvc/Makefile
2451 po/Makefile
2452 ])
2453
2454 if test x$platform_win32 = xyes; then
2455    # Get rid of 'cyg' prefixes in library names
2456    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2457    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2458    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2459    # executable doesn't work...
2460    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2461 fi
2462
2463 (
2464   case $prefix in
2465   NONE) prefix=$ac_default_prefix ;;
2466   esac
2467   case $exec_prefix in
2468   NONE) exec_prefix='${prefix}' ;;
2469   esac
2470
2471   test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build
2472
2473   #
2474   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2475   # any existing config.make.  This allows people to share the same source tree
2476   # with different build directories, one native and one cross
2477   #
2478   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2479     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
2480     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
2481     echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make
2482     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
2483     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make
2484     echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make
2485     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make
2486     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make
2487     case $INSTALL in
2488     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2489     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2490     esac
2491
2492     echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make
2493
2494     export VERSION
2495     [myver=$($AWK 'BEGIN {
2496       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2497       if(length(vsplit [1]) > 4) {
2498         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2499       }
2500       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2501     }')]
2502
2503     echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make
2504   fi
2505
2506   if test x$platform_darwin = xyes; then
2507         echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make
2508   fi
2509
2510   if test x$TARGET = xAMD64 -a x$platform_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then
2511          echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make
2512   fi
2513
2514   # if we have an olive folder, override the default settings
2515   if test -d $olivedir; then
2516
2517     test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2518
2519     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2520       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2521       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2522       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2523       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2524       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2525       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2526           if test x$with_moonlight = xyes; then
2527         echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make
2528       fi
2529     fi
2530   fi
2531
2532   if test x$DISABLE_MCS_DOCS = xyes; then
2533         echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make
2534   fi
2535 )
2536
2537 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2538
2539 echo "
2540         mcs source:    $mcs_topdir
2541         olive source:  $olive_topdir
2542
2543         GC:            $gc
2544         TLS:           $with_tls
2545         SIGALTSTACK:   $with_sigaltstack
2546         Engine:        $jit_status
2547         2.0 Profile:   $PROFILE2
2548         2.1 Alpha:     $MOONLIGHT
2549         JNI support:   $jdk_headers_found
2550         libgdiplus:    $libgdiplus_msg
2551         zlib:          $zlib_msg
2552         oprofile:      $OPROFILE
2553         BigArrays:     $enable_big_arrays
2554         DTrace:        $enable_dtrace
2555         Parallel Mark: $enable_parallel_mark
2556         LLVM Back End: $enable_llvm
2557         $disabled
2558
2559 "
2560 if test x$with_static_mono = xno -a "x$platform_win32" != "xyes"; then
2561    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2562 fi
2563
2564 if test x$gc = xsgen; then
2565         echo IMPORTANT:
2566         echo IMPORTANT: You have selected an experimental, work-in-progress
2567         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2568         echo IMPORTANT: and is not yet ready for use.
2569         echo IMPORTANT:
2570         echo IMPORTANT: There are known problems with it, use at your own risk.
2571 fi
2572
2573 if test x$enable_llvm = xyes; then
2574    echo IMPORTANT:
2575    echo IMPORTANT: The LLVM Back End is experimental and does not work yet.
2576    echo IMPORTANT:
2577 fi