configure.in

   1 AC_INIT(README)
   2 AC_CANONICAL_SYSTEM
   3
   4 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
   5 # The extra brackets are to foil regex-based scans.
   6 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
   7
   8 AM_CONFIG_HEADER(config.h)
   9 AM_INIT_AUTOMAKE(mono,2.7)
  10 AM_MAINTAINER_MODE
  11
  12 API_VER=1.0
  13 AC_SUBST(API_VER)
  14
  15 AC_PROG_LN_S
  16
  17 # In case of cygwin, override LN_S, irrespective of what it determines.
  18 # The build uses cygwin, but the actual runtime doesn't.
  19 case $host_os in
  20 *cygwin* ) LN_S='cp -p';;
  21 esac
  22
  23
  24 dnl
  25 dnl libgc checks
  26 dnl
  27
  28 gc_headers=no
  29 gc=included
  30 use_included_gc=no
  31 libgc_configure_args=
  32
  33 if test -d $srcdir/libgc ; then
  34   gc_default=included
  35 else
  36   gc_default=boehm
  37 fi
  38
  39 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  40 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  41 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  42 CFLAGS_FOR_LIBGC=$CFLAGS
  43
  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 ${libdir}`
  55 AC_SUBST(reloc_libdir)
  56
  57 dnl if linker handles the version script
  58 no_version_script=no
  59
  60 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  61 need_link_unlink=no
  62
  63 # Thread configuration inspired by sleepycat's db
  64 AC_MSG_CHECKING([host platform characteristics])
  65 libgc_threads=no
  66 has_dtrace=no
  67 parallel_mark=yes
  68
  69 case "$host" in
  70         powerpc*-*-linux*)
  71                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  72                 disable_munmap=yes
  73         ;;
  74 esac
  75
  76 case "$host" in
  77         *-*-mingw*|*-*-cygwin*)
  78                 platform_win32=yes
  79                 AC_DEFINE(PLATFORM_WIN32,1,[Host Platform is Win32])
  80                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
  81                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  82                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  83                 if test "x$cross_compiling" = "xno"; then
  84                         CC="gcc -mno-cygwin -g"
  85                         CXX="g++ -mno-cygwin -g"
  86                         # So libgc configure gets -mno-cygwin
  87                         export CC
  88                         export CXX
  89                 fi
  90                 HOST_CC="gcc"
  91                 # Windows 2000 is required that includes Internet Explorer 5.01
  92                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
  93                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
  94                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
  95                 libdl=
  96                 libgc_threads=win32
  97                 gc_default=included
  98                 with_sigaltstack=no
  99                 LN_S=cp
 100                 # This forces libgc to use the DllMain based thread registration code on win32
 101                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 102                 ;;
 103         *-*-*netbsd*)
 104                 platform_win32=no
 105                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 106                 libmono_cflags="-D_REENTRANT"
 107                 LDFLAGS="$LDFLAGS -pthread"
 108                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 109                 libmono_ldflags="-pthread"
 110                 need_link_unlink=yes
 111                 libdl="-ldl"
 112                 libgc_threads=pthreads
 113                 with_sigaltstack=no
 114                 use_sigposix=yes
 115                 ;;
 116         *-*-*freebsd*)
 117                 platform_win32=no
 118                 if test "x$PTHREAD_CFLAGS" = "x"; then
 119                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 120                         libmono_cflags=
 121                 else
 122                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 123                         libmono_cflags="$PTHREAD_CFLAGS"
 124                 fi
 125                 if test "x$PTHREAD_LIBS" = "x"; then
 126                         LDFLAGS="$LDFLAGS -pthread"
 127                         libmono_ldflags="-pthread"
 128                 else
 129                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 130                         libmono_ldflags="$PTHREAD_LIBS"
 131                 fi
 132                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 133                 need_link_unlink=yes
 134                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 135                 libdl=
 136                 libgc_threads=pthreads
 137                 # This doesn't seem to work as of 7.0 on amd64
 138                 with_sigaltstack=no
 139 # TLS is only partially implemented on -CURRENT (compiler support
 140 # but NOT library support)
 141 #
 142                 with_tls=pthread
 143                 use_sigposix=yes
 144                 ;;
 145         *-*-*openbsd*)
 146                 platform_win32=no
 147                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS -DPLATFORM_BSD"
 148                 libmono_cflags="-D_THREAD_SAFE"
 149                 LDFLAGS="$LDFLAGS -pthread"
 150                 libmono_ldflags="-pthread"
 151                 need_link_unlink=yes
 152                 AC_DEFINE(PTHREAD_POINTER_ID)
 153                 libdl=
 154                 libgc_threads=pthreads
 155                 use_sigposix=yes
 156                 ;;
 157         *-*-linux*)
 158                 platform_win32=no
 159                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 160                 if test "x$disable_munmap" != "xyes"; then
 161                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 162                 fi
 163                 libmono_cflags="-D_REENTRANT"
 164                 libmono_ldflags="-lpthread"
 165                 libdl="-ldl"
 166                 libgc_threads=pthreads
 167                 AOT_SUPPORTED="yes"
 168                 use_sigposix=yes
 169                 ;;
 170         *-*-hpux*)
 171                 platform_win32=no
 172                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 173                 # +ESdbgasm only valid on bundled cc on RISC
 174                 # silently ignored for ia64
 175                 if test $GCC != "yes"; then
 176                         CFLAGS="$CFLAGS +ESdbgasm"
 177                         # Arrange for run-time dereferencing of null
 178                         # pointers to produce a SIGSEGV signal.
 179                         LDFLAGS="$LDFLAGS -z"
 180                 fi
 181                 CFLAGS="$CFLAGS +ESdbgasm"
 182                 LDFLAGS="$LDFLAGS -z"
 183                 libmono_cflags="-D_REENTRANT"
 184                 libmono_ldflags="-lpthread"
 185                 libgc_threads=pthreads
 186                 need_link_unlink=yes
 187                 use_sigposix=yes
 188                 ;;
 189         *-*-solaris*)
 190                 platform_win32=no
 191                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 192                 need_link_unlink=yes
 193                 libmono_cflags="-D_REENTRANT"
 194                 libgc_threads=pthreads
 195                 # This doesn't seem to work on solaris/x86, but the configure test runs
 196                 with_tls=pthread
 197                 has_dtrace=yes
 198                 use_sigposix=yes
 199                 ;;
 200         *-*-darwin*)
 201                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 202                 platform_win32=no
 203                 platform_darwin=yes
 204                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 205                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 206                 libmono_cflags="-D_THREAD_SAFE"
 207                 LDFLAGS="$LDFLAGS -pthread"
 208                 libmono_ldflags="-pthread"
 209                 need_link_unlink=yes
 210                 AC_DEFINE(PTHREAD_POINTER_ID)
 211                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 212                 no_version_script=yes
 213                 libdl=
 214                 libgc_threads=pthreads
 215                 has_dtrace=yes
 216                 if test "x$cross_compiling" = "xyes"; then
 217                         has_broken_apple_cpp=yes
 218                 fi
 219                 ;;
 220         *)
 221                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 222                 platform_win32=no
 223                 libdl="-ldl"
 224                 ;;
 225 esac
 226 AC_MSG_RESULT(ok)
 227
 228 if test x$need_link_unlink = xyes; then
 229    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 230 fi
 231
 232 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
 233 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 234 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 235 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 236
 237 AC_CHECK_TOOL(CC, gcc, gcc)
 238 AC_PROG_CC
 239 AC_PROG_CXX
 240 AM_PROG_AS
 241 AM_PROG_CC_STDC
 242 AC_PROG_INSTALL
 243 AC_PROG_AWK
 244 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 245 : ${CCAS='$(CC)'}
 246 # Set ASFLAGS if not already set.
 247 : ${CCASFLAGS='$(CFLAGS)'}
 248 AC_SUBST(CCAS)
 249 AC_SUBST(CCASFLAGS)
 250
 251 AC_CHECK_PROG(BISON, bison,yes,no)
 252 if test "x$BISON" = "xno";
 253 then
 254         AC_MSG_ERROR([You need to install bison])
 255 fi
 256
 257 dnl may require a specific autoconf version
 258 dnl AC_PROG_CC_FOR_BUILD
 259 dnl CC_FOR_BUILD not automatically detected
 260 CC_FOR_BUILD=$CC
 261 CFLAGS_FOR_BUILD=$CFLAGS
 262 BUILD_EXEEXT=
 263 if test "x$cross_compiling" = "xyes"; then
 264         CC_FOR_BUILD=cc
 265         CFLAGS_FOR_BUILD=
 266         BUILD_EXEEXT=""
 267 fi
 268 AC_SUBST(CC_FOR_BUILD)
 269 AC_SUBST(CFLAGS_FOR_BUILD)
 270 AC_SUBST(HOST_CC)
 271 AC_SUBST(BUILD_EXEEXT)
 272
 273 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 274 AM_CONDITIONAL(USE_BATCH_FILES, [test x$platform_win32 = xyes -a x$cross_compiling = xyes])
 275
 276 # Set STDC_HEADERS
 277 AC_HEADER_STDC
 278 AC_LIBTOOL_WIN32_DLL
 279 # This causes monodis to not link correctly
 280 #AC_DISABLE_FAST_INSTALL
 281 AM_PROG_LIBTOOL
 282 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 283 DOLT
 284
 285 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 286 AC_SUBST(export_ldflags)
 287
 288 # Test whenever ld supports -version-script
 289 AC_PROG_LD
 290 AC_PROG_LD_GNU
 291 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 292    no_version_script=yes
 293 fi
 294
 295 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 296
 297 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h sys/utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h sys/mkdev.h sys/uio.h)
 298 AC_CHECK_HEADERS(sys/user.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h unistd.h sys/types.h)
 299
 300
 301 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 302 if test x$have_zlib = xyes; then
 303    AC_TRY_COMPILE([#include <zlib.h>], [
 304    void main () {
 305    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 306    }
 307    #else
 308    #error No good zlib found
 309    #endif
 310    ],[
 311         AC_MSG_RESULT(Using system zlib)
 312         zlib_msg="system zlib"
 313    ],[
 314         AC_MSG_RESULT(Using embedded zlib)
 315         have_zlib=no
 316         zlib_msg="bundled zlib"
 317    ])
 318 fi
 319
 320 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 321 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 322
 323 # for mono/metadata/debug-symfile.c
 324 AC_CHECK_HEADERS(elf.h)
 325
 326 # for support
 327 AC_CHECK_HEADERS(poll.h)
 328 AC_CHECK_HEADERS(sys/poll.h)
 329 AC_CHECK_HEADERS(sys/wait.h)
 330 AC_CHECK_HEADERS(grp.h)
 331 AC_CHECK_HEADERS(syslog.h)
 332
 333 # for mono/dis
 334 AC_CHECK_HEADERS(wchar.h)
 335 AC_CHECK_HEADERS(ieeefp.h)
 336 AC_MSG_CHECKING(for isinf)
 337 AC_TRY_LINK([#include <math.h>], [
 338         int f = isinf (1);
 339 ], [
 340         AC_MSG_RESULT(yes)
 341         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 342 ], [
 343         # We'll have to use signals
 344         AC_MSG_RESULT(no)
 345 ])
 346
 347
 348 # not 64 bit clean in cross-compile
 349 AC_CHECK_SIZEOF(void *, 4)
 350
 351 WARN=''
 352 if test x"$GCC" = xyes; then
 353         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 354                 # The runtime code does not respect ANSI C strict aliasing rules
 355                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 356
 357                 ORIG_CFLAGS=$CFLAGS
 358                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 359                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 360                 AC_TRY_COMPILE([], [
 361                                                    void main () { }
 362                 ], [
 363                    AC_MSG_RESULT(yes)
 364                 ], [
 365                    AC_MSG_RESULT(no)
 366                    CFLAGS=$ORIG_CFLAGS
 367                 ])
 368 else
 369         # The Sun Forte compiler complains about inline functions that access static variables
 370         # so disable all inlining.
 371         case "$host" in
 372         *-*-solaris*)
 373                 CFLAGS="$CFLAGS -Dinline="
 374                 ;;
 375         esac
 376 fi
 377 CFLAGS="$CFLAGS -g $WARN"
 378 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 379
 380 # Where's the 'mcs' source tree?
 381 if test -d $srcdir/mcs; then
 382   mcsdir=mcs
 383 else
 384   mcsdir=../mcs
 385 fi
 386
 387 #
 388 # A sanity check to catch cases where the package was unpacked
 389 # with an ancient tar program (Solaris)
 390 #
 391 AC_ARG_ENABLE(solaris-tar-check,
 392 [  --disable-solaris-tar-check    disable solaris tar check],
 393    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 394
 395 if test x"$do_solaris_tar_check" = xyes; then
 396         AC_MSG_CHECKING(integrity of package)
 397         if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 398         then
 399                 AC_MSG_RESULT(ok)
 400         else
 401                 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"
 402                 AC_MSG_ERROR([$errorm])
 403         fi
 404 fi
 405
 406 mcs_topdir='$(top_srcdir)/'$mcsdir
 407 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 408
 409 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 410 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 411
 412 AC_SUBST([mcs_topdir])
 413 AC_SUBST([mcs_topdir_from_srcdir])
 414
 415 # Where's the 'olive' source tree?
 416 if test -d $srcdir/olive; then
 417   olivedir=olive
 418 else
 419   olivedir=../olive
 420 fi
 421
 422 if test -d $srcdir/$olivedir; then
 423 olive_topdir='$(top_srcdir)/'$olivedir
 424 fi
 425
 426 # gettext: prepare the translation directories.
 427 # we do not configure the full gettext, as we consume it dynamically from C#
 428 AM_PO_SUBDIRS
 429
 430 if test "x$USE_NLS" = "xyes"; then
 431    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 432
 433    if test "x$HAVE_MSGFMT" = "xno"; then
 434           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 435    fi
 436 fi
 437
 438 AC_ARG_WITH([libgdiplus],
 439         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 440         [], [with_libgdiplus=installed])
 441
 442 case $with_libgdiplus in
 443 no|installed) libgdiplus_loc= ;;
 444 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 445 /*) libgdiplus_loc=$with_libgdiplus ;;
 446 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 447 esac
 448 AC_SUBST([libgdiplus_loc])
 449
 450 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 451 if test "x$PKG_CONFIG" = "xno"; then
 452         AC_MSG_ERROR([You need to install pkg-config])
 453 fi
 454
 455 pkg_config_path=
 456 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 457         if test x$with_crosspkgdir = "x"; then
 458                 if test -s $PKG_CONFIG_PATH; then
 459                         pkg_config_path=$PKG_CONFIG_PATH
 460                 fi
 461         else
 462                 pkg_config_path=$with_crosspkgdir
 463                 PKG_CONFIG_PATH=$pkg_config_path
 464                 export PKG_CONFIG_PATH
 465         fi
 466 )
 467
 468 AC_ARG_WITH([glib],
 469         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to system)],
 470         [], [with_glib=system])
 471
 472 eglib_dir=
 473
 474 case $with_glib in
 475 embedded)
 476   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 477   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 478   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 479   BUILD_GLIB_LIBS="$GLIB_LIBS"
 480   GMODULE_CFLAGS="$GLIB_CFLAGS"
 481   GMODULE_LIBS="$GLIB_LIBS"
 482   eglib_dir=eglib
 483   AC_CONFIG_SUBDIRS(eglib)
 484   ;;
 485 system)
 486   if test "x$cross_compiling" = "xyes"; then
 487     pkg_config_path="$PKG_CONFIG_PATH"
 488     unset PKG_CONFIG_PATH
 489   fi
 490   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 491   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 492   if test "x$cross_compiling" = "xyes"; then
 493     PKG_CONFIG_PATH=$pkg_config_path
 494     export PKG_CONFIG_PATH
 495   fi
 496
 497   ## Versions of dependencies
 498   GLIB_REQUIRED_VERSION=2.4.0
 499
 500   dnl
 501   dnl No, you will not replace this check with a pkg.m4 check
 502   dnl
 503   if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then
 504       GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 505       GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 506       GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 507       GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 508   else
 509         AC_MSG_ERROR([You need at least glib-2.0 $GLIB_REQUIRED_VERSION])
 510   fi
 511   ;;
 512 *)
 513   AC_MSG_ERROR([Invalid argument to --with-glib.])
 514 esac
 515 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
 516
 517 AC_SUBST(GLIB_CFLAGS)
 518 AC_SUBST(GLIB_LIBS)
 519 AC_SUBST(GMODULE_CFLAGS)
 520 AC_SUBST(GMODULE_LIBS)
 521 AC_SUBST(BUILD_GLIB_CFLAGS)
 522 AC_SUBST(BUILD_GLIB_LIBS)
 523 AC_SUBST(eglib_dir)
 524
 525 if test x$cross_compiling$platform_win32 = xnoyes; then
 526    AC_MSG_CHECKING(for cygwin glib2-dev package)
 527    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 528       AC_MSG_RESULT(found)
 529           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.])
 530    else
 531       AC_MSG_RESULT(not found, ok)
 532    fi
 533
 534    AC_MSG_CHECKING(for broken gwin32.h)
 535    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 536    if test -f $glib_include/glib/gwin32.h; then
 537           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 538                  AC_MSG_RESULT(failed)
 539                  hashmark='#'
 540                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 541           fi
 542    fi
 543    AC_MSG_RESULT(ok)
 544 fi
 545
 546 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
 547
 548 # Enable support for fast thread-local storage
 549 # Some systems have broken support, so we allow to disable it.
 550 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 551
 552 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 553 # This does not work on some platforms (bug #55253)
 554 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 555
 556 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 557
 558 if test "x$enable_static" = "xno"; then
 559    with_static_mono=no
 560 fi
 561
 562 if test "x$platform_win32" = "xyes"; then
 563    # Boehm GC requires the runtime to be in its own dll
 564    with_static_mono=no
 565 fi
 566
 567 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 568 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 569
 570 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 571 if test "x$with_xen_opt" = "xyes"; then
 572         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 573         ORIG_CFLAGS=$CFLAGS
 574         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 575         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 576         AC_TRY_COMPILE([], [
 577                                            void main () { }
 578         ], [
 579            AC_MSG_RESULT(yes)
 580            # Pass it to libgc as well
 581            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 582         ], [
 583            AC_MSG_RESULT(no)
 584            CFLAGS=$ORIG_CFLAGS
 585         ])
 586 fi
 587
 588 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 589
 590 DISABLED_FEATURES=none
 591
 592 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 593      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 594      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd.],
 595 [
 596         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 597                 eval "mono_feature_disable_$feature='yes'"
 598         done
 599         DISABLED_FEATURES=$enable_minimal
 600         disabled="Disabled:    $enable_minimal"
 601 ],[])
 602
 603 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 604
 605 if test "x$mono_feature_disable_aot" = "xyes"; then
 606         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 607         AC_MSG_NOTICE([Disabled AOT compiler])
 608 fi
 609
 610 if test "x$mono_feature_disable_profiler" = "xyes"; then
 611         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 612         AC_MSG_NOTICE([Disabled support for the profiler])
 613 fi
 614 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 615
 616 if test "x$mono_feature_disable_decimal" = "xyes"; then
 617         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 618         AC_MSG_NOTICE([Disabled support for decimal])
 619 fi
 620
 621 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 622         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 623         AC_MSG_NOTICE([Disabled support for P/Invoke])
 624 fi
 625
 626 if test "x$mono_feature_disable_debug" = "xyes"; then
 627         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 628         AC_MSG_NOTICE([Disabled support for runtime debugging])
 629 fi
 630
 631 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 632         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 633         mono_feature_disable_reflection_emit_save=yes
 634         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 635 fi
 636
 637 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 638         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 639         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 640 fi
 641
 642 if test "x$mono_feature_disable_large_code" = "xyes"; then
 643         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 644         AC_MSG_NOTICE([Disabled support for large assemblies])
 645 fi
 646
 647 if test "x$mono_feature_disable_logging" = "xyes"; then
 648         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 649         AC_MSG_NOTICE([Disabled support for logging])
 650 fi
 651
 652 if test "x$mono_feature_disable_com" = "xyes"; then
 653         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 654         AC_MSG_NOTICE([Disabled COM support])
 655 fi
 656
 657 if test "x$mono_feature_disable_ssa" = "xyes"; then
 658         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 659         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 660 fi
 661
 662 if test "x$mono_feature_disable_generics" = "xyes"; then
 663         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 664         AC_MSG_NOTICE([Disabled Generics Support])
 665 fi
 666
 667 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 668         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 669         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 670 fi
 671
 672 if test "x$mono_feature_disable_portability" = "xyes"; then
 673         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 674         AC_MSG_NOTICE([Disabled IO Portability layer])
 675 fi
 676
 677 if test "x$mono_feature_disable_attach" = "xyes"; then
 678         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 679         AC_MSG_NOTICE([Disabled agent attach])
 680 fi
 681
 682 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 683         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 684         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 685 fi
 686
 687 if test "x$mono_feature_disable_verifier" = "xyes"; then
 688         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 689         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 690 fi
 691
 692
 693 if test "x$mono_feature_disable_jit" = "xyes"; then
 694         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 695         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 696 fi
 697
 698 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 699
 700 if test "x$mono_feature_disable_simd" = "xyes"; then
 701         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 702         AC_MSG_NOTICE([Disabled SIMD support])
 703 fi
 704
 705 AC_MSG_CHECKING(for visibility __attribute__)
 706 AC_TRY_COMPILE([], [
 707    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 708    void main () { doit (); }
 709 ], [
 710    have_visibility_hidden=yes
 711    AC_MSG_RESULT(yes)
 712 ], [
 713    have_visibility_hidden=no
 714    AC_MSG_RESULT(no)
 715 ])
 716
 717 AC_MSG_CHECKING(for deprecated __attribute__)
 718 AC_TRY_COMPILE([
 719      int doit (void) __attribute__ ((deprecated));
 720      int doit (void) { return 0; }
 721 ], [
 722         return 0;
 723 ], [
 724    have_deprecated=yes
 725    AC_MSG_RESULT(yes)
 726 ], [
 727    have_deprecated=no
 728    AC_MSG_RESULT(no)
 729 ])
 730
 731 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 732 if test x$enable_parallel_mark = xyes; then
 733         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 734 fi
 735
 736 LIBGC_CFLAGS=
 737 LIBGC_LIBS=
 738 LIBGC_STATIC_LIBS=
 739 libgc_dir=
 740 case "x$gc" in
 741         xboehm|xbohem|xyes)
 742                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 743                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 744
 745                 if test "x$found_boehm" != "xyes"; then
 746                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 747                 fi
 748                 if test "x$gc_headers" != "xyes"; then
 749                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 750                 fi
 751
 752                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 753                 AC_SUBST(HAVE_BOEHM_GC)
 754                 LIBGC_LIBS="-lgc $libdl"
 755                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 756
 757                 # AC_CHECK_FUNCS does not work for some reason...
 758                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 759                 if test "x$found_gcj_malloc" = "xyes"; then
 760                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 761                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
 762                 else
 763                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
 764                 fi
 765                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 766                 if test "x$found_gc_enable" = "xyes"; then
 767                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
 768                 fi
 769                 ;;
 770
 771         xincluded)
 772                 found_boehm=yes
 773                 gc_headers=yes
 774                 use_included_gc=yes
 775                 libgc_dir=libgc
 776
 777                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 778                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 779                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 780
 781                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
 782                 AC_SUBST(HAVE_BOEHM_GC)
 783
 784                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
 785                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
 786
 787                 # The included libgc contains GCJ support
 788                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
 789                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
 790                 if test x$enable_parallel_mark = xyes; then
 791                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 792                 else
 793                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 794                 fi
 795                 ;;
 796
 797         xsgen)
 798                 found_boehm=no
 799                 gc_headers=no
 800                 use_included_gc=no
 801                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
 802                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
 803                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
 804                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
 805                 ;;
 806
 807         xnone)
 808                 AC_MSG_WARN("Compiling mono without GC.")
 809                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
 810                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 811                 ;;
 812         *)
 813                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 814                 ;;
 815 esac
 816
 817 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 818 if test "x$large_heap" = "xyes"; then
 819    echo "FOO"
 820    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 821 fi
 822
 823 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 824 AC_SUBST(LIBGC_CFLAGS)
 825 AC_SUBST(LIBGC_LIBS)
 826 AC_SUBST(LIBGC_STATIC_LIBS)
 827 AC_SUBST(libgc_dir)
 828
 829 dnl
 830 dnl End of libgc checks
 831 dnl
 832
 833 dnl *************************************
 834 dnl *** Checks for zero length arrays ***
 835 dnl *************************************
 836 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 837 AC_TRY_COMPILE([
 838         struct s {
 839                 int  length;
 840                 char data [0];
 841         };
 842 ], [], [
 843         AC_MSG_RESULT(yes)
 844         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 845 ], [
 846         AC_MSG_RESULT(no)
 847         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 848 ])
 849
 850 if test x$platform_win32 = xno; then
 851
 852         dnl hires monotonic clock support
 853         AC_SEARCH_LIBS(clock_gettime, rt)
 854
 855         dnl dynamic loader support
 856         AC_CHECK_FUNC(dlopen, DL_LIB="",
 857                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 858         )
 859         if test x$dl_support = xno; then
 860                 AC_MSG_WARN([No dynamic loading support available])
 861         else
 862                 LIBS="$LIBS $DL_LIB"
 863                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 864                 dnl from glib's configure.in
 865                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 866                         mono_cv_uscore,[
 867                         AC_TRY_RUN([#include <dlfcn.h>
 868                         int mono_underscore_test (void) { return 42; }
 869                         int main() {
 870                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 871                           handle = dlopen ((void*)0, 0);
 872                           if (handle) {
 873                             f1 = dlsym (handle, "mono_underscore_test");
 874                             f2 = dlsym (handle, "_mono_underscore_test");
 875                           } return (!f2 || f1);
 876                         }],
 877                                 [mono_cv_uscore=yes],
 878                                 [mono_cv_uscore=no],
 879                         [])
 880                 ])
 881                 if test "x$mono_cv_uscore" = "xyes"; then
 882                         MONO_DL_NEED_USCORE=1
 883                 else
 884                         MONO_DL_NEED_USCORE=0
 885                 fi
 886                 AC_SUBST(MONO_DL_NEED_USCORE)
 887                 AC_CHECK_FUNC(dlerror)
 888         fi
 889
 890         dnl ******************************************************************
 891         dnl *** Checks for the IKVM JNI interface library                  ***
 892         dnl ******************************************************************
 893         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
 894
 895         ikvm_native_dir=
 896         if test x$with_ikvm_native = xyes; then
 897                 ikvm_native_dir=ikvm-native
 898                 jdk_headers_found="IKVM Native"
 899         fi
 900
 901         AC_SUBST(ikvm_native_dir)
 902
 903         AC_CHECK_HEADERS(execinfo.h)
 904
 905         AC_CHECK_FUNCS(getgrgid_r)
 906         AC_CHECK_FUNCS(getgrnam_r)
 907         AC_CHECK_FUNCS(getpwnam_r)
 908         AC_CHECK_FUNCS(getpwuid_r)
 909         AC_CHECK_FUNCS(getresuid)
 910         AC_CHECK_FUNCS(setresuid)
 911         AC_CHECK_FUNCS(kqueue)
 912         AC_CHECK_FUNCS(backtrace_symbols)
 913         AC_CHECK_FUNCS(mkstemp)
 914         AC_CHECK_FUNCS(mmap)
 915         AC_CHECK_FUNCS(madvise)
 916         AC_CHECK_FUNCS(getrusage)
 917         AC_CHECK_FUNCS(getpriority)
 918         AC_CHECK_FUNCS(setpriority)
 919
 920         AC_CHECK_FUNCS(sched_setaffinity)
 921
 922         dnl ******************************************************************
 923         dnl *** Check for large file support                               ***
 924         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 925         dnl ******************************************************************
 926
 927         # Check that off_t can represent 2**63 - 1 correctly, working around
 928         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 929         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 930         large_offt=no
 931         AC_DEFUN([LARGE_FILES], [
 932                 large_CPPFLAGS=$CPPFLAGS
 933                 CPPFLAGS="$CPPFLAGS $1"
 934                 AC_TRY_RUN([
 935                         #include <sys/types.h>
 936
 937                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
 938
 939                         int main(void) {
 940                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
 941                                                (BIG_OFF_T%2147483647==1));
 942                                 if(big_off_t) {
 943                                         exit(0);
 944                                 } else {
 945                                         exit(1);
 946                                 }
 947                         }
 948                 ], [
 949                         AC_MSG_RESULT(ok)
 950                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 951                         large_CPPFLAGS="$large_CPPFLAGS $1"
 952                         large_offt=yes
 953                 ], [
 954                         AC_MSG_RESULT(no)
 955                 ], "")
 956                 CPPFLAGS=$large_CPPFLAGS
 957         ])
 958
 959         AC_MSG_CHECKING(if off_t is 64 bits wide)
 960         LARGE_FILES("")
 961         if test $large_offt = no; then
 962                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
 963                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
 964         fi
 965         if test $large_offt = no; then
 966                 AC_MSG_WARN([No 64 bit file size support available])
 967         fi
 968
 969         dnl *****************************
 970         dnl *** Checks for libsocket  ***
 971         dnl *****************************
 972         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
 973
 974         dnl *******************************
 975         dnl *** Checks for MSG_NOSIGNAL ***
 976         dnl *******************************
 977         AC_MSG_CHECKING(for MSG_NOSIGNAL)
 978         AC_TRY_COMPILE([#include <sys/socket.h>], [
 979                 int f = MSG_NOSIGNAL;
 980         ], [
 981                 # Yes, we have it...
 982                 AC_MSG_RESULT(yes)
 983                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
 984         ], [
 985                 # We'll have to use signals
 986                 AC_MSG_RESULT(no)
 987         ])
 988
 989         dnl *****************************
 990         dnl *** Checks for SOL_IP     ***
 991         dnl *****************************
 992         AC_MSG_CHECKING(for SOL_IP)
 993         AC_TRY_COMPILE([#include <netdb.h>], [
 994                 int level = SOL_IP;
 995         ], [
 996                 # Yes, we have it...
 997                 AC_MSG_RESULT(yes)
 998                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
 999         ], [
1000                 # We'll have to use getprotobyname
1001                 AC_MSG_RESULT(no)
1002         ])
1003
1004         dnl *****************************
1005         dnl *** Checks for SOL_IPV6     ***
1006         dnl *****************************
1007         AC_MSG_CHECKING(for SOL_IPV6)
1008         AC_TRY_COMPILE([#include <netdb.h>], [
1009                 int level = SOL_IPV6;
1010         ], [
1011                 # Yes, we have it...
1012                 AC_MSG_RESULT(yes)
1013                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1014         ], [
1015                 # We'll have to use getprotobyname
1016                 AC_MSG_RESULT(no)
1017         ])
1018
1019         dnl *****************************
1020         dnl *** Checks for SOL_TCP    ***
1021         dnl *****************************
1022         AC_MSG_CHECKING(for SOL_TCP)
1023         AC_TRY_COMPILE([#include <netdb.h>], [
1024                 int level = SOL_TCP;
1025         ], [
1026                 # Yes, we have it...
1027                 AC_MSG_RESULT(yes)
1028                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1029         ], [
1030                 # We'll have to use getprotobyname
1031                 AC_MSG_RESULT(no)
1032         ])
1033
1034         dnl *****************************
1035         dnl *** Checks for IP_PKTINFO ***
1036         dnl *****************************
1037         AC_MSG_CHECKING(for IP_PKTINFO)
1038         AC_TRY_COMPILE([#include <netdb.h>], [
1039                 int level = IP_PKTINFO;
1040         ], [
1041                 # Yes, we have it...
1042                 AC_MSG_RESULT(yes)
1043                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1044         ], [
1045                 AC_MSG_RESULT(no)
1046         ])
1047
1048         dnl *****************************
1049         dnl *** Checks for IPV6_PKTINFO ***
1050         dnl *****************************
1051         AC_MSG_CHECKING(for IPV6_PKTINFO)
1052         AC_TRY_COMPILE([#include <netdb.h>], [
1053                 int level = IPV6_PKTINFO;
1054         ], [
1055                 # Yes, we have it...
1056                 AC_MSG_RESULT(yes)
1057                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1058         ], [
1059                 AC_MSG_RESULT(no)
1060         ])
1061
1062         dnl **********************************
1063         dnl *** Checks for IP_DONTFRAGMENT ***
1064         dnl **********************************
1065         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1066         AC_TRY_COMPILE([#include <netdb.h>], [
1067                 int level = IP_DONTFRAGMENT;
1068         ], [
1069                 # Yes, we have it...
1070                 AC_MSG_RESULT(yes)
1071                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1072         ], [
1073                 AC_MSG_RESULT(no)
1074         ])
1075
1076         dnl **********************************
1077         dnl *** Checks for IP_MTU_DISCOVER ***
1078         dnl **********************************
1079         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1080         AC_TRY_COMPILE([#include <netdb.h>], [
1081                 int level = IP_MTU_DISCOVER;
1082         ], [
1083                 # Yes, we have it...
1084                 AC_MSG_RESULT(yes)
1085                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1086         ], [
1087                 AC_MSG_RESULT(no)
1088         ])
1089
1090         dnl *********************************
1091         dnl *** Check for struct ip_mreqn ***
1092         dnl *********************************
1093         AC_MSG_CHECKING(for struct ip_mreqn)
1094         AC_TRY_COMPILE([#include <netinet/in.h>], [
1095                 struct ip_mreqn mreq;
1096                 mreq.imr_address.s_addr = 0;
1097         ], [
1098                 # Yes, we have it...
1099                 AC_MSG_RESULT(yes)
1100                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1101         ], [
1102                 # We'll just have to try and use struct ip_mreq
1103                 AC_MSG_RESULT(no)
1104                 AC_MSG_CHECKING(for struct ip_mreq)
1105                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1106                         struct ip_mreq mreq;
1107                         mreq.imr_interface.s_addr = 0;
1108                 ], [
1109                         # Yes, we have it...
1110                         AC_MSG_RESULT(yes)
1111                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1112                 ], [
1113                         # No multicast support
1114                         AC_MSG_RESULT(no)
1115                 ])
1116         ])
1117
1118         dnl **********************************
1119         dnl *** Check for gethostbyname2_r ***
1120         dnl **********************************
1121         AC_MSG_CHECKING(for gethostbyname2_r)
1122                 AC_TRY_LINK([#include <netdb.h>], [
1123                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1124         ], [
1125                 # Yes, we have it...
1126                 AC_MSG_RESULT(yes)
1127                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1128         ], [
1129                 AC_MSG_RESULT(no)
1130         ])
1131
1132         dnl *****************************
1133         dnl *** Checks for libnsl     ***
1134         dnl *****************************
1135         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1136
1137         AC_CHECK_FUNCS(inet_pton inet_aton)
1138
1139         dnl ***********************************************
1140         dnl *** Checks for size of sockaddr_un.sun_path ***
1141         dnl ***********************************************
1142         # AC_CHECK_SIZEOF can't cope with struct members :-(
1143         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1144         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1145                 [AC_TRY_RUN([
1146                         #include <sys/types.h>
1147                         #include <stdio.h>
1148                         #include <sys/un.h>
1149
1150                         int main(void) {
1151                                 struct sockaddr_un sock_un;
1152                                 FILE *f=fopen("conftestval", "w");
1153                                 if(!f) exit(1);
1154                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1155                                 exit(0);
1156                         }
1157                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1158                    mono_cv_sizeof_sunpath=0,
1159                    mono_cv_sizeof_sunpath=0)])dnl
1160         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1161         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1162
1163         dnl *****************************
1164         dnl *** Checks for libxnet    ***
1165         dnl *****************************
1166         case "${host}" in
1167                 *solaris* )
1168                         AC_MSG_CHECKING(for Solaris XPG4 support)
1169                         if test -f /usr/lib/libxnet.so; then
1170                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1171                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1172                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1173                                 LIBS="$LIBS -lxnet"
1174                                 AC_MSG_RESULT(yes)
1175                         else
1176                                 AC_MSG_RESULT(no)
1177                         fi
1178
1179                         if test "$GCC" = "yes"; then
1180                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1181                         fi
1182                 ;;
1183         esac
1184
1185         dnl *****************************
1186         dnl *** Checks for libpthread ***
1187         dnl *****************************
1188 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1189 # and libpthread does not exist
1190 #
1191         case "${host}" in
1192                 *-*-*freebsd*)
1193                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1194                 ;;
1195                 *)
1196                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1197                 ;;
1198         esac
1199         AC_CHECK_HEADERS(pthread.h)
1200         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1201         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1202         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1203         AC_TRY_COMPILE([ #include <pthread.h>], [
1204                 pthread_mutexattr_t attr;
1205                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1206         ], [
1207                 AC_MSG_RESULT(ok)
1208         ], [
1209                 AC_MSG_RESULT(no)
1210                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1211                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1212         ])
1213         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1214         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1215         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1216
1217         dnl ***********************************
1218         dnl *** Checks for signals
1219         dnl ***********************************
1220         AC_CHECK_HEADERS(signal.h)
1221         AC_CHECK_FUNCS(sigaction)
1222
1223         dnl ***********************************
1224         dnl *** Checks for working __thread ***
1225         dnl ***********************************
1226         AC_MSG_CHECKING(for working __thread)
1227         if test "x$with_tls" != "x__thread"; then
1228                 AC_MSG_RESULT(disabled)
1229         else
1230                 AC_TRY_RUN([
1231                         #include <pthread.h>
1232                         __thread int i;
1233                         static int res1, res2;
1234
1235                         void thread_main (void *arg)
1236                         {
1237                                 i = arg;
1238                                 sleep (1);
1239                                 if (arg == 1)
1240                                         res1 = (i == arg);
1241                                 else
1242                                         res2 = (i == arg);
1243                         }
1244
1245                         int main () {
1246                                 pthread_t t1, t2;
1247
1248                                 i = 5;
1249
1250                                 pthread_create (&t1, NULL, thread_main, 1);
1251                                 pthread_create (&t2, NULL, thread_main, 2);
1252
1253                                 pthread_join (t1, NULL);
1254                                 pthread_join (t2, NULL);
1255
1256                                 return !(res1 + res2 == 2);
1257                         }
1258                 ], [
1259                                 AC_MSG_RESULT(yes)
1260                 ], [
1261                                 AC_MSG_RESULT(no)
1262                                 with_tls=pthread
1263                 ])
1264         fi
1265
1266         dnl **************************************
1267         dnl *** Checks for working sigaltstack ***
1268         dnl **************************************
1269         AC_MSG_CHECKING(for working sigaltstack)
1270         if test "x$with_sigaltstack" != "xyes"; then
1271                 AC_MSG_RESULT(disabled)
1272         else
1273                 AC_TRY_RUN([
1274                         #include <stdio.h>
1275                         #include <stdlib.h>
1276                         #include <unistd.h>
1277                         #include <signal.h>
1278                         #include <pthread.h>
1279                         #include <sys/wait.h>
1280                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1281                         #define SA_STACK SA_ONSTACK
1282                         #endif
1283                         static void
1284                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1285                         {
1286                                 exit (0);
1287                         }
1288
1289                         static void *
1290                         loop (void *ignored)
1291                         {
1292                                 char *ptr = NULL;
1293
1294                                 *ptr = 0;
1295                                 return NULL;
1296                         }
1297
1298                         static void
1299                         child ()
1300                         {
1301                                 struct sigaction sa;
1302                                 struct sigaltstack sas;
1303                                 pthread_t id;
1304                                 pthread_attr_t attr;
1305
1306                                 sa.sa_sigaction = sigsegv_signal_handler;
1307                                 sigemptyset (&sa.sa_mask);
1308                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1309                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1310                                         perror ("sigaction");
1311                                         return;
1312                                 }
1313
1314                                 sas.ss_sp = malloc (SIGSTKSZ);
1315                                 sas.ss_size = SIGSTKSZ;
1316                                 sas.ss_flags = 0;
1317                                 if (sigaltstack (&sas, NULL) == -1) {
1318                                         perror ("sigaltstack");
1319                                         return;
1320                                 }
1321
1322                                 pthread_attr_init (&attr);
1323                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1324                                         printf ("pthread_create\n");
1325                                         return;
1326                                 }
1327
1328                                 sleep (100);
1329                         }
1330
1331                         int
1332                         main ()
1333                         {
1334                                 pid_t son;
1335                                 int status;
1336                                 int i;
1337
1338                                 son = fork ();
1339                                 if (son == -1) {
1340                                         return 1;
1341                                 }
1342
1343                                 if (son == 0) {
1344                                         child ();
1345                                         return 0;
1346                                 }
1347
1348                                 for (i = 0; i < 3; ++i) {
1349                                         sleep (1);
1350                                         waitpid (son, &status, WNOHANG);
1351                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1352                                                 return 0;
1353                                 }
1354
1355                                 kill (son, SIGKILL);
1356                                 return 1;
1357                         }
1358
1359                 ], [
1360                                 AC_MSG_RESULT(yes)
1361                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1362                 ], [
1363                                 with_sigaltstack=no
1364                                 AC_MSG_RESULT(no)
1365                 ])
1366         fi
1367
1368         dnl ********************************
1369         dnl *** Checks for semaphore lib ***
1370         dnl ********************************
1371         # 'Real Time' functions on Solaris
1372         # posix4 on Solaris 2.6
1373         # pthread (first!) on Linux
1374         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1375
1376         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1377         AC_CHECK_FUNCS(shm_open)
1378
1379         dnl ********************************
1380         dnl *** Checks for timezone stuff **
1381         dnl ********************************
1382         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1383                 AC_TRY_COMPILE([
1384                         #include <time.h>
1385                         ], [
1386                         struct tm tm;
1387                         tm.tm_gmtoff = 1;
1388                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1389         if test $ac_cv_struct_tm_gmtoff = yes; then
1390                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1391         else
1392                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1393                         AC_TRY_COMPILE([
1394                                 #include <time.h>
1395                         ], [
1396                                 timezone = 1;
1397                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1398                 if test $ac_cv_var_timezone = yes; then
1399                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1400                 else
1401                         AC_ERROR(unable to find a way to determine timezone)
1402                 fi
1403         fi
1404
1405         dnl *********************************
1406         dnl *** Checks for math functions ***
1407         dnl *********************************
1408         LIBS="$LIBS -lm";
1409         if test "x$has_broken_apple_cpp" != "xyes"; then
1410                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1411                         AC_TRY_LINK([#include <math.h>],
1412                         [ finite(0.0); ],
1413                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1414                         AC_MSG_RESULT(no)))
1415         fi
1416         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1417                 AC_TRY_LINK([#include <math.h>],
1418                 [ isfinite(0.0); ],
1419                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1420                 AC_MSG_RESULT(no)))
1421
1422         dnl ****************************************************************
1423         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1424         dnl *** have it in the library (duh))                            ***
1425         dnl ****************************************************************
1426         AC_CHECK_FUNCS(poll)
1427
1428         dnl *************************
1429         dnl *** Check for signbit ***
1430         dnl *************************
1431         AC_MSG_CHECKING(for signbit)
1432         AC_TRY_LINK([#include <math.h>], [
1433                 int s = signbit(1.0);
1434         ], [
1435                 AC_MSG_RESULT(yes)
1436                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1437         ], [
1438                 AC_MSG_RESULT(no)
1439         ])
1440
1441         dnl **********************************
1442         dnl *** epoll                      ***
1443         dnl **********************************
1444         AC_CHECK_HEADERS(sys/epoll.h)
1445         haveepoll=no
1446         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1447         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1448                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1449         fi
1450
1451         dnl ******************************
1452         dnl *** Checks for SIOCGIFCONF ***
1453         dnl ******************************
1454         AC_CHECK_HEADERS(sys/ioctl.h)
1455         AC_CHECK_HEADERS(net/if.h)
1456         AC_MSG_CHECKING(for ifreq)
1457         AC_TRY_COMPILE([
1458                 #include <stdio.h>
1459                 #include <sys/ioctl.h>
1460                 #include <net/if.h>
1461                 ], [
1462                 struct ifconf ifc;
1463                 struct ifreq *ifr;
1464                 void *x;
1465                 ifc.ifc_len = 0;
1466                 ifc.ifc_buf = NULL;
1467                 x = (void *) &ifr->ifr_addr;
1468                 ],[
1469                         AC_MSG_RESULT(yes)
1470                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1471                 ], [
1472                         AC_MSG_RESULT(no)
1473                 ])
1474         dnl **********************************
1475         dnl ***     Checks for sin_len     ***
1476         dnl **********************************
1477         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1478         AC_TRY_COMPILE([
1479                 #include <netinet/in.h>
1480                 ], [
1481                 struct sockaddr_in saddr;
1482                 saddr.sin_len = sizeof (saddr);
1483                 ],[
1484                         AC_MSG_RESULT(yes)
1485                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1486                 ], [
1487                         AC_MSG_RESULT(no)
1488                 ])
1489         dnl **********************************
1490         dnl ***    Checks for sin6_len     ***
1491         dnl **********************************
1492         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1493         AC_TRY_COMPILE([
1494                 #include <netinet/in.h>
1495                 ], [
1496                 struct sockaddr_in6 saddr6;
1497                 saddr6.sin6_len = sizeof (saddr6);
1498                 ],[
1499                         AC_MSG_RESULT(yes)
1500                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1501                 ], [
1502                         AC_MSG_RESULT(no)
1503                 ])
1504         dnl **********************************
1505         dnl *** Checks for MonoPosixHelper ***
1506         dnl **********************************
1507         AC_CHECK_HEADERS(checklist.h)
1508         AC_CHECK_HEADERS(fstab.h)
1509         AC_CHECK_HEADERS(attr/xattr.h)
1510         AC_CHECK_HEADERS(sys/extattr.h)
1511         AC_CHECK_HEADERS(sys/sendfile.h)
1512         AC_CHECK_HEADERS(sys/statvfs.h)
1513         AC_CHECK_HEADERS(sys/statfs.h)
1514         AC_CHECK_HEADERS(sys/vfstab.h)
1515         AC_CHECK_HEADERS(sys/xattr.h)
1516         AC_CHECK_HEADERS(sys/mman.h)
1517         AC_CHECK_HEADERS(sys/param.h)
1518         AC_CHECK_HEADERS(sys/mount.h)
1519         AC_CHECK_FUNCS(getdomainname)
1520         AC_CHECK_FUNCS(setdomainname)
1521         AC_CHECK_FUNCS(fgetgrent)
1522         AC_CHECK_FUNCS(fgetpwent)
1523         AC_CHECK_FUNCS(fgetpwent)
1524         AC_CHECK_FUNCS(getfsstat)
1525         AC_CHECK_FUNCS(lutimes)
1526         AC_CHECK_FUNCS(mremap)
1527         AC_CHECK_FUNCS(remap_file_pages)
1528         AC_CHECK_FUNCS(posix_fadvise)
1529         AC_CHECK_FUNCS(posix_fallocate)
1530         AC_CHECK_FUNCS(posix_madvise)
1531         AC_CHECK_FUNCS(vsnprintf)
1532         AC_CHECK_FUNCS(sendfile)
1533         AC_CHECK_FUNCS(sethostid)
1534         AC_CHECK_FUNCS(statfs)
1535         AC_CHECK_FUNCS(fstatfs)
1536         AC_CHECK_FUNCS(statvfs)
1537         AC_CHECK_FUNCS(fstatvfs)
1538         AC_CHECK_FUNCS(stime)
1539         AC_CHECK_FUNCS(strerror_r)
1540         AC_CHECK_FUNCS(ttyname_r)
1541         AC_CHECK_SIZEOF(size_t)
1542         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1543                 [#include <sys/types.h>
1544                  #include <sys/stat.h>
1545                  #include <unistd.h>])
1546         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1547                 [#include <sys/types.h>
1548                  #include <sys/stat.h>
1549                  #include <unistd.h>])
1550         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1551                 [#include <sys/time.h>])
1552         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1553                 [#include <unistd.h>
1554                  #include <fcntl.h>])
1555         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1556                 [#include <sys/poll.h>])
1557         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1558                 [#include <sys/types.h>
1559                  #include <sys/stat.h>
1560                  #include <unistd.h>])
1561         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1562                 [#include <time.h>])
1563         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1564                 [#include <sys/time.h>
1565                  #include <sys/types.h>
1566                  #include <utime.h>])
1567         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1568                 [#include <sys/time.h>])
1569         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1570                 [#include <sys/types.h>
1571                  #include <utime.h>])
1572         AC_CHECK_MEMBERS(
1573                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1574                 [#include <sys/types.h>
1575                  #include <dirent.h>])
1576
1577         dnl Favour xattr through glibc, but use libattr if we have to
1578         AC_CHECK_FUNC(lsetxattr, ,
1579                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1580         )
1581         AC_SUBST(XATTR_LIB)
1582
1583         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1584         AC_CHECK_MEMBERS(
1585                 [struct kinfo_proc.kp_proc],,,
1586                 [#include <sys/types.h>
1587                  #include <sys/sysctl.h>
1588                  #include <sys/proc.h>
1589                  ])
1590
1591         dnl *********************************
1592         dnl *** Checks for Windows compilation ***
1593         dnl *********************************
1594         AC_CHECK_HEADERS(sys/time.h)
1595         AC_CHECK_HEADERS(sys/param.h)
1596         AC_CHECK_HEADERS(dirent.h)
1597
1598         dnl *********************************
1599         dnl *** Check for Console 2.0 I/O ***
1600         dnl *********************************
1601         AC_CHECK_HEADERS([curses.h])
1602         AC_CHECK_HEADERS([term.h], [], [],
1603         [#if HAVE_CURSES_H
1604          #include <curses.h>
1605          #endif
1606         ])
1607         AC_CHECK_HEADERS([termios.h])
1608
1609         dnl * This is provided in io-layer, but on windows it's only available
1610         dnl * on xp+
1611         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1612 else
1613         jdk_headers_found=no
1614         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1615         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1616         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1617         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1618         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1619         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1620         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1621
1622         dnl *********************************
1623         dnl *** Check for struct ip_mreqn ***
1624         dnl *********************************
1625         AC_MSG_CHECKING(for struct ip_mreqn)
1626         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1627                 struct ip_mreqn mreq;
1628                 mreq.imr_address.s_addr = 0;
1629         ], [
1630                 # Yes, we have it...
1631                 AC_MSG_RESULT(yes)
1632                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1633         ], [
1634                 # We'll just have to try and use struct ip_mreq
1635                 AC_MSG_RESULT(no)
1636                 AC_MSG_CHECKING(for struct ip_mreq)
1637                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1638                         struct ip_mreq mreq;
1639                         mreq.imr_interface.s_addr = 0;
1640                 ], [
1641                         # Yes, we have it...
1642                         AC_MSG_RESULT(yes)
1643                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1644                 ], [
1645                         # No multicast support
1646                         AC_MSG_RESULT(no)
1647                 ])
1648         ])
1649         AC_CHECK_FUNCS(GetProcessId)
1650 fi
1651
1652 dnl socklen_t check
1653 AC_MSG_CHECKING(for socklen_t)
1654 AC_TRY_COMPILE([
1655 #include <sys/types.h>
1656 #include <sys/socket.h>
1657 ],[
1658   socklen_t foo;
1659 ],[
1660 ac_cv_c_socklen_t=yes
1661         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1662         AC_MSG_RESULT(yes)
1663 ],[
1664         AC_MSG_RESULT(no)
1665 ])
1666
1667 AC_MSG_CHECKING(for array element initalizer support)
1668 AC_TRY_COMPILE([#include <sys/socket.h>], [
1669         const int array[] = {[1] = 2,};
1670 ], [
1671         # Yes, we have it...
1672         AC_MSG_RESULT(yes)
1673         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1674 ], [
1675         # We'll have to use signals
1676         AC_MSG_RESULT(no)
1677 ])
1678
1679 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1680         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1681         AC_TRY_LINK([#include <math.h>],
1682         [ static void *p = &trunc; ],
1683         [
1684                 AC_DEFINE(HAVE_TRUNC)
1685                 AC_MSG_RESULT(yes)
1686                 ac_cv_trunc=yes
1687         ],
1688         AC_MSG_RESULT(no)))
1689
1690 if test "x$ac_cv_truncl" != "xyes"; then
1691    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1692 fi
1693
1694 AC_CHECK_FUNCS(round)
1695 AC_CHECK_FUNCS(rint)
1696
1697 dnl ****************************
1698 dnl *** Look for /dev/random ***
1699 dnl ****************************
1700
1701 AC_MSG_CHECKING([if usage of random device is requested])
1702 AC_ARG_ENABLE(dev-random,
1703 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1704 try_dev_random=$enableval, try_dev_random=yes)
1705
1706 AC_MSG_RESULT($try_dev_random)
1707
1708 case "{$target}" in
1709     *-openbsd*)
1710     NAME_DEV_RANDOM="/dev/srandom"
1711     ;;
1712
1713 dnl Win32 does not have /dev/random, they have their own method...
1714
1715     *-*-mingw*|*-*-cygwin*)
1716     ac_cv_have_dev_random=no
1717     ;;
1718
1719 dnl Everywhere else, it's /dev/random
1720
1721     *)
1722     NAME_DEV_RANDOM="/dev/random"
1723     ;;
1724 esac
1725
1726 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1727
1728 dnl Now check if the device actually exists
1729
1730 if test "x$try_dev_random" = "xyes"; then
1731     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1732     [if test -r "$NAME_DEV_RANDOM" ; then
1733         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1734     if test "x$ac_cv_have_dev_random" = "xyes"; then
1735         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1736     fi
1737 else
1738     AC_MSG_CHECKING(for random device)
1739     ac_cv_have_dev_random=no
1740     AC_MSG_RESULT(has been disabled)
1741 fi
1742
1743 if test "x$platform_win32" = "xyes"; then
1744     AC_DEFINE(HAVE_CRYPT_RNG)
1745 fi
1746
1747 if test "x$ac_cv_have_dev_random" = "xno" \
1748     && test "x$platform_win32" = "xno"; then
1749     AC_MSG_WARN([[
1750 ***
1751 *** A system-provided entropy source was not found on this system.
1752 *** Because of this, the System.Security.Cryptography random number generator
1753 *** will throw a NotImplemented exception.
1754 ***
1755 *** If you are seeing this message, and you know your system DOES have an
1756 *** entropy collection in place, please contact <crichton@gimp.org> and
1757 *** provide information about the system and how to access the random device.
1758 ***
1759 *** Otherwise you can install either egd or prngd and set the environment
1760 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1761 ***]])
1762 fi
1763
1764 AC_MSG_CHECKING([if inter-process shared handles are requested])
1765 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1766 AC_MSG_RESULT($try_shared_handles)
1767 if test "x$try_shared_handles" != "xyes"; then
1768         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1769         AC_SUBST(DISABLE_SHARED_HANDLES)
1770 fi
1771
1772 if test x$gc = xsgen; then
1773    if test x$with_tls != x__thread; then
1774           AC_MSG_ERROR([The SGEN garbage collector depends on a working __thread implementation, and either --with-thread=pthread was passed to configure, or the configure test for __thread failed.])
1775    fi
1776 fi
1777
1778 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1779 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1780
1781 AC_MSG_CHECKING([if big-arrays are to be enabled])
1782 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1783 if test "x$enable_big_arrays" = "xyes" ; then
1784     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1785         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1786     else
1787         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1788     fi
1789 fi
1790 AC_MSG_RESULT($enable_big_arrays)
1791
1792 dnl **************
1793 dnl *** DTRACE ***
1794 dnl **************
1795
1796 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1797
1798 if test "x$enable_dtrace" = "xyes"; then
1799    if test "x$has_dtrace" = "xno"; then
1800           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1801    fi
1802    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1803    if test "x$DTRACE" = "xno"; then
1804           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1805           enable_dtrace=no
1806    elif ! $DTRACE -h $srcdir/data/mono.d > /dev/null 2>&1; then
1807           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1808           enable_dtrace=no
1809    fi
1810 fi
1811
1812 dtrace_g=no
1813 if test "x$enable_dtrace" = "xyes"; then
1814         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1815         DTRACEFLAGS=
1816         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1817                 case "$host" in
1818                         powerpc-*-darwin*)
1819                         DTRACEFLAGS="-arch ppc64"
1820                         ;;
1821                         i*86-*-darwin*)
1822                         DTRACEFLAGS="-arch x86_64"
1823                         ;;
1824                         *)
1825                         DTRACEFLAGS=-64
1826                         ;;
1827                 esac
1828         else
1829                 case "$host" in
1830                         powerpc-*-darwin*)
1831                         DTRACEFLAGS="-arch ppc"
1832                         ;;
1833                         i*86-*-darwin*)
1834                         DTRACEFLAGS="-arch i386"
1835                         ;;
1836                         *)
1837                         DTRACEFLAGS=-32
1838                         ;;
1839                 esac
1840         fi
1841         AC_SUBST(DTRACEFLAGS)
1842         case "$host" in
1843                 *-*-solaris*)
1844                 dtrace_g=yes
1845                 ;;
1846         esac
1847         AC_CHECK_HEADERS([sys/sdt.h])
1848 fi
1849 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1850 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1851
1852 dnl **************
1853 dnl ***  LLVM  ***
1854 dnl **************
1855
1856 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
1857
1858 if test "x$enable_llvm" = "xyes"; then
1859    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
1860    if test "x$LLVM_CONFIG" = "xno"; then
1861           AC_MSG_ERROR([llvm-config not found.])
1862    fi
1863
1864    LLVM_CXXFLAGS=`$LLVM_CONFIG --cflags`
1865    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
1866    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
1867    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
1868
1869    AC_SUBST(LLVM_CXXFLAGS)
1870    AC_SUBST(LLVM_LIBS)
1871    AC_SUBST(LLVM_LDFLAGS)
1872    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
1873 fi
1874
1875 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
1876
1877 TARGET="unknown"
1878 ACCESS_UNALIGNED="yes"
1879
1880 JIT_SUPPORTED=no
1881 INTERP_SUPPORTED=no
1882 LIBC="libc.so.6"
1883 INTL="libc.so.6"
1884 SQLITE="libsqlite.so.0"
1885 SQLITE3="libsqlite3.so.0"
1886 X11="libX11.so"
1887
1888 sizeof_register="SIZEOF_VOID_P"
1889
1890 jit_wanted=false
1891 interp_wanted=false
1892 case "$host" in
1893 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1894 #               TARGET=MIPS;
1895 #               ACCESS_UNALIGNED="no"
1896 #               ;;
1897         mips*)
1898                 TARGET=MIPS;
1899                 arch_target=mips;
1900                 ACCESS_UNALIGNED="no"
1901                 JIT_SUPPORTED=yes
1902                 jit_wanted=true
1903
1904                 AC_MSG_CHECKING(for mips n32)
1905                 AC_TRY_COMPILE([], [
1906                 void main () {
1907                 #if _MIPS_SIM != _ABIN32
1908                 #error Not mips n32
1909                 #endif
1910                 }
1911                 ],[
1912                 AC_MSG_RESULT(yes)
1913                 sizeof_register=8
1914                 ],[
1915                 AC_MSG_RESULT(no)
1916                 ])
1917                 ;;
1918         i*86-*-*)
1919                 TARGET=X86;
1920                 arch_target=x86;
1921                 JIT_SUPPORTED=yes
1922                 jit_wanted=true
1923                 case $host_os in
1924                   solaris*)
1925                         LIBC="libc.so"
1926                         INTL="libintl.so"
1927                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1928                                 TARGET=AMD64
1929                                 arch_target=amd64
1930                         fi
1931
1932                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
1933                         # int astruct __attribute__ ((visibility ("hidden")));
1934                         # void foo ()
1935                         # {
1936                         #       void *p = &astruct;
1937                         # }
1938                         # gcc -fPIC --shared -o libfoo.so foo.c
1939                         # yields:
1940                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
1941                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
1942                         have_visibility_hidden=no
1943
1944                 esac
1945                 ;;
1946         x86_64-*-* | amd64-*-*)
1947                 TARGET=AMD64;
1948                 arch_target=amd64;
1949                 JIT_SUPPORTED=yes
1950                 jit_wanted=true
1951                 ;;
1952         ia64-*-*)
1953                 TARGET=IA64
1954                 arch_target=ia64
1955                 ACCESS_UNALIGNED="no"
1956                 JIT_SUPPORTED=yes
1957                 jit_wanted=true
1958                 LIBC="libc.so.6.1"
1959                 INTL="libc.so.6.1"
1960                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
1961                 libmono_ldflags="-lunwind"
1962                 ;;
1963         sparc*-*-*)
1964                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1965                    TARGET=SPARC64
1966                 else
1967                         TARGET=SPARC
1968                 fi
1969                 arch_target=sparc;
1970                 JIT_SUPPORTED=yes
1971                 ACCESS_UNALIGNED="no"
1972                 case $host_os in
1973                   linux*) ;;
1974                   *)
1975                         LIBC="libc.so"
1976                         INTL="libintl.so"
1977                 esac
1978                 jit_wanted=true
1979                 if test x"$GCC" = xyes; then
1980                         # We don't support v8 cpus
1981                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
1982                 fi
1983                 if test x"$AR" = xfalse; then
1984                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
1985                 fi
1986                 ;;
1987        alpha*-*-linux* | alpha*-*-osf*)
1988                 TARGET=ALPHA;
1989                 ACCESS_UNALIGNED="no"
1990                 JIT_SUPPORTED=yes
1991                 jit_wanted=true
1992                 arch_target=alpha;
1993                 CFLAGS="$CFLAGS -mieee -O0"
1994                 case $host_os in
1995                   linux*)
1996                         LIBC="libc.so.6.1"
1997                         INTL="libc.so.6.1"
1998                 esac
1999                ;;
2000         *-*-mingw*|*-*-cygwin*)
2001                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2002                 have_visibility_hidden=no
2003                 INTL="intl"
2004                 ;;
2005         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2006                 TARGET=HPPA;
2007                 arch_target=hppa;
2008                 LIBC="libc.sl"
2009                 ACCESS_UNALIGNED="no"
2010                 INTERP_SUPPORTED=yes
2011                 interp_wanted=true
2012                 ;;
2013         hppa*linux*)
2014                 TARGET=HPPA;
2015                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
2016                 arch_target=hppa;
2017                 ACCESS_UNALIGNED="no"
2018                 JIT_SUPPORTED=yes
2019                 jit_wanted=true
2020                 ;;
2021         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2022         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* )
2023                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2024                         TARGET=POWERPC64;
2025                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2026                         CFLAGS="$CFLAGS -mminimal-toc"
2027                 else
2028                         TARGET=POWERPC;
2029                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2030                 fi
2031                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
2032                 arch_target=ppc;
2033                 JIT_SUPPORTED=yes
2034                 jit_wanted=true
2035                 ;;
2036         arm*-darwin*)
2037                 TARGET=ARM;
2038                 arch_target=arm;
2039                 ACCESS_UNALIGNED="no"
2040                 JIT_SUPPORTED=yes
2041                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2042                 jit_wanted=true
2043                 ;;
2044         arm*-linux*)
2045                 TARGET=ARM;
2046                 arch_target=arm;
2047                 ACCESS_UNALIGNED="no"
2048                 JIT_SUPPORTED=yes
2049                 jit_wanted=true
2050                 ;;
2051         s390-*-linux*)
2052                 TARGET=S390;
2053                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
2054                 arch_target=s390;
2055                 ACCESS_UNALIGNED="no"
2056                 JIT_SUPPORTED=yes
2057                 jit_wanted=true
2058                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2059                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2060                 ;;
2061         s390x-*-linux*)
2062                 TARGET=S390x;
2063                 AC_DEFINE(MONO_ARCH_REGPARMS,1,[Architecture uses registers for Parameters])
2064                 arch_target=s390x;
2065                 ACCESS_UNALIGNED="no"
2066                 JIT_SUPPORTED=yes
2067                 jit_wanted=true
2068                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2069                 ;;
2070 esac
2071
2072 if test "x$host" != "x$target"; then
2073    case "$target" in
2074    powerpc64-ps3-linux-gnu)
2075                 TARGET=POWERPC64
2076                 arch_target=powerpc64
2077                 AC_DEFINE(TARGET_PS3, 1, [...])
2078                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2079                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2080                 # uses this define
2081                 AC_DEFINE(__mono_ppc64__, 1, [...])
2082                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2083                 sizeof_register=8
2084                 target_byte_order=G_BIG_ENDIAN
2085                 ;;
2086         *)
2087                 AC_MSG_ERROR([Cross compiling is only supported for targets matching 'powerpc64-ps3-linux-gnu'])
2088         esac
2089 fi
2090
2091 # FIXME: Define the others as well
2092 case "$TARGET" in
2093 X86)
2094         AC_DEFINE(TARGET_X86, 1, [...])
2095         ;;
2096 AMD64)
2097         AC_DEFINE(TARGET_AMD64, 1, [...])
2098         ;;
2099 ARM)
2100         AC_DEFINE(TARGET_ARM, 1, [...])
2101         ;;
2102 POWERPC)
2103         AC_DEFINE(TARGET_POWERPC, 1, [...])
2104         ;;
2105 POWERPC64)
2106         AC_DEFINE(TARGET_POWERPC, 1, [...])
2107         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2108         ;;
2109 esac
2110
2111 if test "x$sizeof_register" = "x4"; then
2112    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2113 elif test "x$sizeof_register" = "x8"; then
2114    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2115 else
2116    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2117 fi
2118
2119 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2120    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2121 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2122    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2123 else
2124    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2125 fi
2126
2127 if test "x$have_visibility_hidden" = "xyes"; then
2128    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2129 fi
2130
2131 if test "x$have_deprecated" = "xyes"; then
2132    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2133 fi
2134
2135 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2136         if test x$withval = xyes; then
2137            jit_wanted=true
2138         else
2139            jit_wanted=false
2140         fi
2141 ])
2142
2143 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2144         if test x$withval = xyes; then
2145            interp_wanted=true
2146         else
2147            interp_wanted=false
2148         fi
2149 ])
2150
2151 USEJIT=false
2152 if test x$JIT_SUPPORTED = xyes; then
2153    if $jit_wanted; then
2154       USEJIT=true
2155       jit_status="Building and using the JIT"
2156    else
2157       if $interp_wanted; then
2158          jit_status="Building the JIT, defaulting to the interpreter"
2159       else
2160          AC_ERROR(No JIT or interpreter support available or selected.)
2161       fi
2162    fi
2163 else
2164    if test x$interp_wanted = xtrue; then
2165       jit_status="interpreter"
2166    else
2167       AC_ERROR(No JIT or interpreter support available or selected.)
2168    fi
2169 fi
2170
2171 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2172
2173 libsuffix=".so"
2174
2175 case "$host" in
2176      *-*-darwin*)
2177         libsuffix=".dylib"
2178         LIBC="libc.dylib"
2179         INTL="libintl.dylib"
2180         SQLITE="libsqlite.0.dylib"
2181         SQLITE3="libsqlite3.0.dylib"
2182         X11="libX11.dylib"
2183         ;;
2184      *-*-*netbsd*)
2185         LIBC="libc.so.12"
2186         INTL="libintl.so.0"
2187         ;;
2188     *-*-*freebsd*)
2189         LIBC="libc.so"
2190         INTL="libintl.so"
2191         ;;
2192     *-*-*openbsd*)
2193         LIBC="libc.so"
2194         INTL="libintl.so"
2195         ;;
2196     *-*-*linux*)
2197         AC_PATH_X
2198         AC_MSG_CHECKING(for the soname of libX11.so)
2199         for i in $x_libraries /usr/lib /usr/lib64; do
2200                 for r in 4 5 6; do
2201                         if test -f $i/libX11.so.$r; then
2202                                 X11=libX11.so.$r
2203                                 AC_MSG_RESULT($X11)
2204                         fi
2205                 done
2206         done
2207
2208         if test "x$X11" = "xlibX11.so"; then
2209                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2210         fi
2211         ;;
2212 esac
2213
2214
2215 AC_SUBST(libsuffix)
2216
2217 AC_CHECK_HEADERS(valgrind/memcheck.h)
2218
2219 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2220         if test "x$with_tls" = "x__thread"; then
2221                 #
2222                 # On some linux distributions, TLS works in executables, but linking
2223                 # against a shared library containing TLS fails with:
2224                 # undefined reference to `__tls_get_addr'
2225                 #
2226                 rm -f conftest.c conftest.so conftest
2227                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2228                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2229                 $CC -o conftest conftest.so > /dev/null 2>&1
2230                 if test ! -f conftest; then
2231                    AC_MSG_WARN([Disabling usage of __thread.]);
2232                    with_tls=pthread
2233                 fi
2234                 rm -f conftest.c conftest.so conftest
2235         fi
2236 fi
2237
2238 mono_debugger_supported=no
2239 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2240         if test x$use_included_gc = xyes; then
2241                 case "$host" in
2242                 *-*-*linux*)
2243                         mono_debugger_supported=yes
2244                         ;;
2245                 *86-apple-darwin*)
2246                         mono_debugger_supported=yes
2247                         ;;
2248                 esac
2249         fi
2250 fi
2251
2252 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2253 if test "x$mono_debugger_supported" = "xyes"; then
2254         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2255 fi
2256 AC_MSG_RESULT($mono_debugger_supported)
2257 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2258
2259 if test "x$with_tls" = "x__thread"; then
2260         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2261         # Pass the information to libgc
2262         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2263         AC_MSG_CHECKING(if the tls_model attribute is supported)
2264         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2265                 ], [
2266                         AC_MSG_RESULT(yes)
2267                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2268                 ], [
2269                         AC_MSG_RESULT(no)
2270         ])
2271 fi
2272
2273 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2274         dnl ******************************************
2275         dnl *** Check to see what FPU is available ***
2276         dnl ******************************************
2277         AC_MSG_CHECKING(which FPU to use)
2278
2279         AC_TRY_COMPILE([], [
2280                 __asm__ ("ldfd f0, [r0]");
2281                 ], fpu=FPA, fpu=NONE)
2282
2283         AC_MSG_RESULT($fpu)
2284         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2285         unset fpu
2286 fi
2287
2288 if test ${TARGET} = unknown; then
2289         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2290         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2291 fi
2292
2293 if test ${ACCESS_UNALIGNED} = no; then
2294         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2295 fi
2296
2297 case "x$gc" in
2298         xincluded)
2299                 # Pass CPPFLAGS to libgc configure
2300                 # We should use a separate variable for this to avoid passing useless and
2301                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2302                 # This should be executed late so we pick up the final version of CPPFLAGS
2303                 # The problem with this approach, is that during a reconfigure, the main
2304                 # configure scripts gets invoked with these arguments, so we use separate
2305                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2306                 LIBGC_CPPFLAGS=$CPPFLAGS
2307                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2308                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2309                 fi
2310                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2311                 AC_CONFIG_SUBDIRS(libgc)
2312                 ;;
2313 esac
2314
2315 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2316 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to no)],                  [], [with_profile4=no])
2317 AC_ARG_WITH(moonlight, [  --with-moonlight=yes,no         If you want to build the Moonlight 2.1 assemblies (defaults to yes)], [], [with_moonlight=yes])
2318 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2319
2320 OPROFILE=no
2321 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2322         if test x$with_oprofile != xno; then
2323             oprofile_include=$with_oprofile/include
2324             if test ! -f $oprofile_include/opagent.h; then
2325                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2326                 fi
2327             OPROFILE=yes
2328                 OPROFILE_CFLAGS="-I$oprofile_include"
2329             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2330             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2331         fi
2332 ])
2333
2334 MALLOC_MEMPOOLS=no
2335 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2336         if test x$with_malloc_mempools = xyes; then
2337                 MALLOC_MEMPOOLS=yes
2338                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2339         fi
2340 ])
2341
2342
2343 DISABLE_MCS_DOCS=no
2344 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2345         if test x$with_mcs_docs != xyes; then
2346                 DISABLE_MCS_DOCS=yes
2347         fi
2348 ])
2349
2350 dnl
2351 dnl Consistency settings
2352 dnl
2353 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2354    DISABLE_MCS_DOCS=yes
2355    docs_dir=""
2356 else
2357    docs_dir=docs
2358 fi
2359 AC_SUBST(docs_dir)
2360
2361 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2362 AC_SUBST(OPROFILE_CFLAGS)
2363 AC_SUBST(OPROFILE_LIBS)
2364
2365 libmono_ldflags="$libmono_ldflags $LIBS"
2366
2367 AM_CONDITIONAL(INSTALL_2_1, [test "x$with_moonlight" = xyes])
2368 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2369 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2370
2371 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2372 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2373 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2374 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2375 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2376 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2377 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2378 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2379 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2380 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2381 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2382 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2383 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2384 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2385 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2386 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2387
2388 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2389 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2390 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2391
2392 AC_SUBST(LIBC)
2393 AC_SUBST(INTL)
2394 AC_SUBST(SQLITE)
2395 AC_SUBST(SQLITE3)
2396 AC_SUBST(X11)
2397 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2398 AC_SUBST(arch_target)
2399 AC_SUBST(CFLAGS)
2400 AC_SUBST(CPPFLAGS)
2401 AC_SUBST(LDFLAGS)
2402
2403 mono_build_root=`pwd`
2404 AC_SUBST(mono_build_root)
2405
2406 if test x$USEJIT = xtrue; then
2407   mono_runtime=mono/mini/mono
2408 else
2409   mono_runtime=mono/interpreter/mint
2410 fi
2411 AC_SUBST(mono_runtime)
2412
2413 mono_cfg_root=$mono_build_root/runtime
2414 if test x$platform_win32 = xyes; then
2415   if test "x$cross_compiling" = "xno"; then
2416     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2417   else
2418     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\\'`\\etc
2419   fi
2420 else
2421   mono_cfg_dir=$mono_cfg_root/etc
2422 fi
2423 AC_SUBST(mono_cfg_dir)
2424
2425 AC_CONFIG_FILES([po/mcs/Makefile.in])
2426
2427 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2428 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2429
2430 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2431 [   depth=../../../..
2432     case $srcdir in
2433     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2434     .) reldir=$depth ;;
2435     *) reldir=$depth/$srcdir ;;
2436     esac
2437     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2438     cd runtime/etc/mono/1.0
2439     rm -f machine.config
2440     $LN_S $reldir/data/net_1_1/machine.config machine.config
2441     cd $depth
2442 ],[LN_S='$LN_S'])
2443
2444 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2445 [   depth=../../../..
2446     case $srcdir in
2447     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2448     .) reldir=$depth ;;
2449     *) reldir=$depth/$srcdir ;;
2450     esac
2451     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2452     cd runtime/etc/mono/2.0
2453     rm -f machine.config
2454     $LN_S $reldir/data/net_2_0/machine.config machine.config
2455     cd $depth
2456 ],[LN_S='$LN_S'])
2457
2458 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2459 [   depth=../../../..
2460     case $srcdir in
2461     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2462     .) reldir=$depth ;;
2463     *) reldir=$depth/$srcdir ;;
2464     esac
2465     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2466     cd runtime/etc/mono/2.0
2467     rm -f web.config
2468     $LN_S $reldir/data/net_2_0/web.config web.config
2469     cd $depth
2470 ],[LN_S='$LN_S'])
2471
2472 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2473 [   depth=../../..
2474     case $srcdir in
2475     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2476     .) reldir=$depth ;;
2477     *) reldir=$depth/$srcdir ;;
2478     esac
2479     $ac_aux_dir/install-sh -d runtime/etc/mono/
2480     cd runtime/etc/mono/
2481     rm -f browscap.ini
2482     $LN_S $reldir/data/browscap.ini browscap.ini
2483     cd $depth
2484 ],[LN_S='$LN_S'])
2485
2486 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2487 [   depth=../../../../..
2488     case $srcdir in
2489     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2490     .) reldir=$depth ;;
2491     *) reldir=$depth/$srcdir ;;
2492     esac
2493     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2494     cd runtime/etc/mono/2.0/Browsers
2495     rm -f Compat.browser
2496     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2497     cd $depth
2498 ],[LN_S='$LN_S'])
2499
2500 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2501 [   depth=../../../..
2502     case $srcdir in
2503     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2504     .) reldir=$depth ;;
2505     *) reldir=$depth/$srcdir ;;
2506     esac
2507     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2508     cd runtime/etc/mono/4.0
2509     rm -f machine.config
2510     $LN_S $reldir/data/net_4_0/machine.config machine.config
2511     cd $depth
2512 ],[LN_S='$LN_S'])
2513
2514 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2515 [   depth=../../../..
2516     case $srcdir in
2517     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2518     .) reldir=$depth ;;
2519     *) reldir=$depth/$srcdir ;;
2520     esac
2521     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2522     cd runtime/etc/mono/4.0
2523     rm -f web.config
2524     $LN_S $reldir/data/net_4_0/web.config web.config
2525     cd $depth
2526 ],[LN_S='$LN_S'])
2527
2528 if test x$enable_quiet_build = xyes; then
2529    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])
2530    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])
2531 fi
2532
2533 AC_OUTPUT([
2534 Makefile
2535 mono-core.spec
2536 mono-uninstalled.pc
2537 scripts/mono-find-provides
2538 scripts/mono-find-requires
2539 mono/Makefile
2540 mono/utils/Makefile
2541 mono/metadata/Makefile
2542 mono/dis/Makefile
2543 mono/cil/Makefile
2544 mono/arch/Makefile
2545 mono/arch/x86/Makefile
2546 mono/arch/amd64/Makefile
2547 mono/arch/hppa/Makefile
2548 mono/arch/ppc/Makefile
2549 mono/arch/sparc/Makefile
2550 mono/arch/s390/Makefile
2551 mono/arch/s390x/Makefile
2552 mono/arch/arm/Makefile
2553 mono/arch/alpha/Makefile
2554 mono/arch/ia64/Makefile
2555 mono/arch/mips/Makefile
2556 mono/interpreter/Makefile
2557 mono/tests/Makefile
2558 mono/tests/tests-config
2559 mono/tests/assemblyresolve/Makefile
2560 mono/tests/cas/Makefile
2561 mono/tests/cas/assembly/Makefile
2562 mono/tests/cas/demand/Makefile
2563 mono/tests/cas/inheritance/Makefile
2564 mono/tests/cas/linkdemand/Makefile
2565 mono/tests/cas/threads/Makefile
2566 mono/benchmark/Makefile
2567 mono/monograph/Makefile
2568 mono/io-layer/Makefile
2569 mono/mini/Makefile
2570 mono/profiler/Makefile
2571 ikvm-native/Makefile
2572 scripts/Makefile
2573 man/Makefile
2574 web/Makefile
2575 docs/Makefile
2576 data/Makefile
2577 data/net_2_0/Makefile
2578 data/net_4_0/Makefile
2579 data/net_2_0/Browsers/Makefile
2580 data/mint.pc
2581 data/mono.pc
2582 data/mono-cairo.pc
2583 data/mono-nunit.pc
2584 data/mono-options.pc
2585 data/mono-lineeditor.pc
2586 data/monodoc.pc
2587 data/mono.web.pc
2588 data/dotnet.pc
2589 data/dotnet35.pc
2590 data/wcf.pc
2591 data/cecil.pc
2592 data/system.web.extensions_1.0.pc
2593 data/system.web.extensions.design_1.0.pc
2594 data/system.web.mvc.pc
2595 samples/Makefile
2596 support/Makefile
2597 data/config
2598 tools/Makefile
2599 tools/locale-builder/Makefile
2600 runtime/Makefile
2601 msvc/Makefile
2602 po/Makefile
2603 ])
2604
2605 if test x$platform_win32 = xyes; then
2606    # Get rid of 'cyg' prefixes in library names
2607    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2608    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2609    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2610    # executable doesn't work...
2611    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2612 fi
2613
2614 (
2615   case $prefix in
2616   NONE) prefix=$ac_default_prefix ;;
2617   esac
2618   case $exec_prefix in
2619   NONE) exec_prefix='${prefix}' ;;
2620   esac
2621
2622   test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build
2623
2624   #
2625   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2626   # any existing config.make.  This allows people to share the same source tree
2627   # with different build directories, one native and one cross
2628   #
2629   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2630     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
2631     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
2632     echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make
2633     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
2634     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make
2635     echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make
2636     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make
2637     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make
2638     case $INSTALL in
2639     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2640     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2641     esac
2642
2643     echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make
2644
2645     export VERSION
2646     [myver=$($AWK 'BEGIN {
2647       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2648       if(length(vsplit [1]) > 4) {
2649         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2650       }
2651       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2652     }')]
2653
2654     echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make
2655   fi
2656
2657   if test x$platform_darwin = xyes; then
2658         echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make
2659   fi
2660
2661   if test x$TARGET = xAMD64 -a x$platform_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then
2662          echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make
2663   fi
2664
2665   # if we have an olive folder, override the default settings
2666   if test -d $olivedir; then
2667
2668     test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2669
2670     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2671       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2672       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2673       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2674       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2675       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2676       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2677       if test x$with_moonlight = xyes; then
2678         echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make
2679       fi
2680     fi
2681   fi
2682
2683   if test x$DISABLE_MCS_DOCS = xyes; then
2684         echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make
2685   fi
2686 )
2687
2688 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2689
2690 echo "
2691         mcs source:    $mcs_topdir
2692         olive source:  $olive_topdir
2693
2694         GC:            $gc
2695         GLIB:          $with_glib
2696         TLS:           $with_tls
2697         SIGALTSTACK:   $with_sigaltstack
2698         Engine:        $jit_status
2699         Moon Profile:  $with_moonlight
2700         4.0 Alpha:     $with_profile4
2701         MonoTouch:     $with_monotouch
2702         JNI support:   $jdk_headers_found
2703         libgdiplus:    $libgdiplus_msg
2704         zlib:          $zlib_msg
2705         oprofile:      $OPROFILE
2706         BigArrays:     $enable_big_arrays
2707         DTrace:        $enable_dtrace
2708         Parallel Mark: $enable_parallel_mark
2709         LLVM Back End: $enable_llvm
2710         $disabled
2711
2712 "
2713 if test x$with_static_mono = xno -a "x$platform_win32" != "xyes"; then
2714    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2715 fi
2716
2717 if test x$gc = xsgen; then
2718         echo IMPORTANT:
2719         echo IMPORTANT: You have selected an experimental, work-in-progress
2720         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2721         echo IMPORTANT: and is not yet ready for use.
2722         echo IMPORTANT:
2723         echo IMPORTANT: There are known problems with it, use at your own risk.
2724 fi
2725
2726 if test x$enable_llvm = xyes; then
2727    echo IMPORTANT:
2728    echo IMPORTANT: The LLVM Back End is experimental and has known problems.
2729    echo IMPORTANT:
2730 fi