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,2.7.1)
  10 AM_MAINTAINER_MODE
  11
  12 API_VER=2.0
  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 dnl
  24 dnl libgc checks
  25 dnl
  26
  27 gc_headers=no
  28 gc=included
  29 gc_msg="included Boehm"
  30 use_included_gc=no
  31 libgc_configure_args=
  32
  33 if test -d $srcdir/libgc ; then
  34   gc_default=included
  35 else
  36   gc_default=boehm
  37 fi
  38
  39 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  40 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  41 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  42 CFLAGS_FOR_LIBGC=$CFLAGS
  43 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  44 CFLAGS_FOR_EGLIB=$CFLAGS
  45
  46 #
  47 # These are the flags that need to be stored in the mono.pc file for
  48 # compiling code that will embed Mono
  49 #
  50 libmono_cflags=""
  51 libmono_ldflags=""
  52 AC_SUBST(libmono_cflags)
  53 AC_SUBST(libmono_ldflags)
  54
  55 # Variable to have relocatable .pc files (lib, or lib64)
  56 reloc_libdir=`basename ${libdir}`
  57 AC_SUBST(reloc_libdir)
  58
  59 dnl if linker handles the version script
  60 no_version_script=no
  61
  62 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  63 need_link_unlink=no
  64
  65 # Thread configuration inspired by sleepycat's db
  66 AC_MSG_CHECKING([host platform characteristics])
  67 libgc_threads=no
  68 has_dtrace=no
  69 parallel_mark=yes
  70
  71 case "$host" in
  72         powerpc*-*-linux*)
  73                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  74                 disable_munmap=yes
  75         ;;
  76 esac
  77
  78 host_win32=no
  79 target_win32=no
  80 case "$host" in
  81         *-mingw*|*-*-cygwin*)
  82                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
  83                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  84                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  85                 host_win32=yes
  86                 if test "x$cross_compiling" = "xno"; then
  87                         target_win32=yes
  88                         if test "x$host" == "x$target"; then
  89                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
  90                         fi
  91                         CC="gcc -mno-cygwin -g"
  92                         CXX="g++ -mno-cygwin -g"
  93                         # So libgc configure gets -mno-cygwin
  94                         export CC
  95                         export CXX
  96                 else
  97                         target_win32=yes
  98                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
  99                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 100                 fi
 101                 HOST_CC="gcc"
 102                 # Windows 2000 is required that includes Internet Explorer 5.01
 103                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 104                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 105                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 106                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 107                 libdl=
 108                 libgc_threads=win32
 109                 gc_default=included
 110                 with_sigaltstack=no
 111                 LN_S=cp
 112                 # This forces libgc to use the DllMain based thread registration code on win32
 113                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 114                 ;;
 115         *-*-*netbsd*)
 116                 host_win32=no
 117                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 118                 libmono_cflags="-D_REENTRANT"
 119                 LDFLAGS="$LDFLAGS -pthread"
 120                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 121                 libmono_ldflags="-pthread"
 122                 need_link_unlink=yes
 123                 libdl="-ldl"
 124                 libgc_threads=pthreads
 125                 with_sigaltstack=no
 126                 use_sigposix=yes
 127                 ;;
 128         *-*-*freebsd*)
 129                 host_win32=no
 130                 if test "x$PTHREAD_CFLAGS" = "x"; then
 131                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 132                         libmono_cflags=
 133                 else
 134                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 135                         libmono_cflags="$PTHREAD_CFLAGS"
 136                 fi
 137                 if test "x$PTHREAD_LIBS" = "x"; then
 138                         LDFLAGS="$LDFLAGS -pthread"
 139                         libmono_ldflags="-pthread"
 140                 else
 141                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 142                         libmono_ldflags="$PTHREAD_LIBS"
 143                 fi
 144                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 145                 need_link_unlink=yes
 146                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 147                 libdl=
 148                 libgc_threads=pthreads
 149                 # This doesn't seem to work as of 7.0 on amd64
 150                 with_sigaltstack=no
 151 # TLS is only partially implemented on -CURRENT (compiler support
 152 # but NOT library support)
 153 #
 154                 with_tls=pthread
 155                 use_sigposix=yes
 156                 ;;
 157         *-*-*openbsd*)
 158                 host_win32=no
 159                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -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_THREAD_SAFE -D_REENTRANT"
 164                 LDFLAGS="$LDFLAGS -pthread"
 165                 need_link_unlink=yes
 166                 AC_DEFINE(PTHREAD_POINTER_ID)
 167                 libdl=
 168                 gc_default=boehm
 169                 libgc_threads=pthreads
 170                 with_sigaltstack=no
 171                 use_sigposix=yes
 172                 ;;
 173         *-*-linux*)
 174                 host_win32=no
 175                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 176                 if test "x$disable_munmap" != "xyes"; then
 177                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 178                 fi
 179                 libmono_cflags="-D_REENTRANT"
 180                 libdl="-ldl"
 181                 libgc_threads=pthreads
 182                 AOT_SUPPORTED="yes"
 183                 use_sigposix=yes
 184                 ;;
 185         *-*-nacl*)
 186                 host_win32=no
 187                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 188                 if test "x$disable_munmap" != "xyes"; then
 189                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 190                 fi
 191                 libmono_cflags="-D_REENTRANT"
 192                 libdl=
 193                 libgc_threads=pthreads
 194                 AOT_SUPPORTED="yes"
 195                 gc_default=boehm
 196                 use_sigposix=yes
 197                 ;;
 198         *-*-hpux*)
 199                 host_win32=no
 200                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 201                 # +ESdbgasm only valid on bundled cc on RISC
 202                 # silently ignored for ia64
 203                 if test $GCC != "yes"; then
 204                         CFLAGS="$CFLAGS +ESdbgasm"
 205                         # Arrange for run-time dereferencing of null
 206                         # pointers to produce a SIGSEGV signal.
 207                         LDFLAGS="$LDFLAGS -z"
 208                 fi
 209                 CFLAGS="$CFLAGS +ESdbgasm"
 210                 LDFLAGS="$LDFLAGS -z"
 211                 libmono_cflags="-D_REENTRANT"
 212                 libmono_ldflags="-lpthread"
 213                 libgc_threads=pthreads
 214                 need_link_unlink=yes
 215                 use_sigposix=yes
 216                 ;;
 217         *-*-solaris*)
 218                 host_win32=no
 219                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 220                 need_link_unlink=yes
 221                 libmono_cflags="-D_REENTRANT"
 222                 libgc_threads=pthreads
 223                 # This doesn't seem to work on solaris/x86, but the configure test runs
 224                 with_tls=pthread
 225                 has_dtrace=yes
 226                 use_sigposix=yes
 227                 enable_solaris_tar_check=yes
 228                 ;;
 229         *-*-darwin*)
 230                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 231                 host_win32=no
 232                 platform_darwin=yes
 233                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 234                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 235                 libmono_cflags="-D_THREAD_SAFE"
 236                 LDFLAGS="$LDFLAGS -pthread"
 237                 libmono_ldflags="-pthread"
 238                 need_link_unlink=yes
 239                 AC_DEFINE(PTHREAD_POINTER_ID)
 240                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 241                 no_version_script=yes
 242                 libdl=
 243                 libgc_threads=pthreads
 244                 has_dtrace=yes
 245                 if test "x$cross_compiling" = "xyes"; then
 246                         has_broken_apple_cpp=yes
 247                 fi
 248                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
 249                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 250                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 251                 case "$host" in
 252                         dnl Snow Leopard config.guess reports as this
 253                         i*86-*-darwin10*)
 254                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 255                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 256                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 257                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 258                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 259                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 260                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 261                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 262                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 263                                 ;;
 264                 esac
 265                 ;;
 266         *-*-haiku*)
 267                 host_win32=no
 268                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 269                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 270                 libdl=
 271                 LIBS="$LIBS -lnetwork"
 272                 need_link_unlink=yes
 273                 AC_DEFINE(PTHREAD_POINTER_ID)
 274                 libgc_threads=pthreads
 275                 use_sigposix=yes
 276                 ;;
 277         *)
 278                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 279                 host_win32=no
 280                 libdl="-ldl"
 281                 ;;
 282 esac
 283 AC_MSG_RESULT(ok)
 284
 285 if test x$need_link_unlink = xyes; then
 286    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 287 fi
 288
 289 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 290 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 291 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 292 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 293 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 294
 295 AC_CHECK_TOOL(CC, gcc, gcc)
 296 AC_PROG_CC
 297 AC_CHECK_TOOL(CXX, g++, g++)
 298 AC_PROG_CXX
 299 AM_PROG_AS
 300 AM_PROG_CC_STDC
 301 AC_PROG_INSTALL
 302 AC_PROG_AWK
 303 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 304 : ${CCAS='$(CC)'}
 305 # Set ASFLAGS if not already set.
 306 : ${CCASFLAGS='$(CFLAGS)'}
 307 AC_SUBST(CCAS)
 308 AC_SUBST(CCASFLAGS)
 309
 310 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 311 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 312 if test "x$CXX" = "xg++"; then
 313         if test "x$GXX" != "xyes"; then
 314                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 315                 # are inside automake conditionals
 316                 AC_MSG_ERROR([You need to install g++])
 317         fi
 318 fi
 319
 320 AC_CHECK_PROG(BISON, bison,yes,no)
 321 if test "x$BISON" = "xno";
 322 then
 323         AC_MSG_ERROR([You need to install bison])
 324 fi
 325
 326 dnl may require a specific autoconf version
 327 dnl AC_PROG_CC_FOR_BUILD
 328 dnl CC_FOR_BUILD not automatically detected
 329 CC_FOR_BUILD=$CC
 330 CFLAGS_FOR_BUILD=$CFLAGS
 331 BUILD_EXEEXT=
 332 if test "x$cross_compiling" = "xyes"; then
 333         CC_FOR_BUILD=cc
 334         CFLAGS_FOR_BUILD=
 335         BUILD_EXEEXT=""
 336 fi
 337 AC_SUBST(CC_FOR_BUILD)
 338 AC_SUBST(CFLAGS_FOR_BUILD)
 339 AC_SUBST(HOST_CC)
 340 AC_SUBST(BUILD_EXEEXT)
 341
 342 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 343 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 344
 345 # Set STDC_HEADERS
 346 AC_HEADER_STDC
 347 AC_LIBTOOL_WIN32_DLL
 348 # This causes monodis to not link correctly
 349 #AC_DISABLE_FAST_INSTALL
 350 AM_PROG_LIBTOOL
 351 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 352 DOLT
 353
 354 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 355 AC_SUBST(export_ldflags)
 356
 357 # Test whenever ld supports -version-script
 358 AC_PROG_LD
 359 AC_PROG_LD_GNU
 360 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 361    no_version_script=yes
 362 fi
 363
 364 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 365
 366 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)
 367 AC_CHECK_HEADERS(sys/param.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h asm/sigcontext.h)
 368
 369 AC_CHECK_HEADERS(sys/user.h, [], [],
 370 [
 371 #ifdef HAVE_SYS_PARAM_H
 372 # include <sys/param.h>
 373 #endif
 374 ])
 375
 376 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 377 if test x$have_zlib = xyes; then
 378    AC_TRY_COMPILE([#include <zlib.h>], [
 379    void main () {
 380    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 381    }
 382    #else
 383    #error No good zlib found
 384    #endif
 385    ],[
 386         AC_MSG_RESULT(Using system zlib)
 387         zlib_msg="system zlib"
 388    ],[
 389         AC_MSG_RESULT(Using embedded zlib)
 390         have_zlib=no
 391         zlib_msg="bundled zlib"
 392    ])
 393 fi
 394
 395 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 396 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 397
 398 # for mono/metadata/debug-symfile.c
 399 AC_CHECK_HEADERS(elf.h)
 400
 401 # for support
 402 AC_CHECK_HEADERS(poll.h)
 403 AC_CHECK_HEADERS(sys/poll.h)
 404 AC_CHECK_HEADERS(sys/wait.h)
 405 AC_CHECK_HEADERS(grp.h)
 406 AC_CHECK_HEADERS(syslog.h)
 407
 408 # for mono/dis
 409 AC_CHECK_HEADERS(wchar.h)
 410 AC_CHECK_HEADERS(ieeefp.h)
 411 AC_MSG_CHECKING(for isinf)
 412 AC_TRY_LINK([#include <math.h>], [
 413         int f = isinf (1);
 414 ], [
 415         AC_MSG_RESULT(yes)
 416         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 417 ], [
 418         # We'll have to use signals
 419         AC_MSG_RESULT(no)
 420 ])
 421
 422
 423 # not 64 bit clean in cross-compile
 424 AC_CHECK_SIZEOF(void *, 4)
 425
 426 WARN=''
 427 if test x"$GCC" = xyes; then
 428         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 429                 # The runtime code does not respect ANSI C strict aliasing rules
 430                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 431
 432                 ORIG_CFLAGS=$CFLAGS
 433                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 434                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 435                 AC_TRY_COMPILE([], [
 436                                                    void main () { }
 437                 ], [
 438                    AC_MSG_RESULT(yes)
 439                 ], [
 440                    AC_MSG_RESULT(no)
 441                    CFLAGS=$ORIG_CFLAGS
 442                 ])
 443 else
 444         # The Sun Forte compiler complains about inline functions that access static variables
 445         # so disable all inlining.
 446         case "$host" in
 447         *-*-solaris*)
 448                 CFLAGS="$CFLAGS -Dinline="
 449                 ;;
 450         esac
 451 fi
 452 CFLAGS="$CFLAGS -g $WARN"
 453 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 454
 455 # Where's the 'mcs' source tree?
 456 if test -d $srcdir/mcs; then
 457   mcsdir=mcs
 458 else
 459   mcsdir=../mcs
 460 fi
 461
 462 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 463         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 464                 mcsdir=$with_mcs_path
 465         fi
 466 )
 467
 468 #
 469 # A sanity check to catch cases where the package was unpacked
 470 # with an ancient tar program (Solaris)
 471 #
 472 AC_ARG_ENABLE(solaris-tar-check,
 473 [  --disable-solaris-tar-check    disable solaris tar check],
 474    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 475
 476 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 477         AC_MSG_CHECKING(integrity of package)
 478         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 479         then
 480                 AC_MSG_RESULT(ok)
 481         else
 482                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 483                 AC_MSG_ERROR([$errorm])
 484         fi
 485 fi
 486
 487 if test "x$with_mcs_path" != "x"; then
 488 mcs_topdir=$(cd "$mcsdir" && pwd)
 489 mcs_topdir_from_srcdir=$mcs_topdir
 490 else
 491 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 492 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 493 fi
 494
 495 # Convert mcs_topdir* paths to Windows syntax.
 496 if test x$cross_compiling$host_win32 = xnoyes; then
 497   mcs_topdir=$(cygpath -m $mcs_topdir)
 498   case $mcs_topdir_from_srcdir in
 499     /cygdrive/*)
 500         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 501         ;;
 502   esac
 503 fi
 504
 505 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 506 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 507
 508 AC_SUBST([mcs_topdir])
 509 AC_SUBST([mcs_topdir_from_srcdir])
 510
 511 # Where's the 'olive' source tree?
 512 if test -d $srcdir/olive; then
 513   olivedir=olive
 514 else
 515   olivedir=../olive
 516 fi
 517
 518 if test -d $srcdir/$olivedir; then
 519 olive_topdir='$(top_srcdir)/'$olivedir
 520 fi
 521
 522 # gettext: prepare the translation directories.
 523 # we do not configure the full gettext, as we consume it dynamically from C#
 524 AM_PO_SUBDIRS
 525
 526 if test "x$USE_NLS" = "xyes"; then
 527    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 528
 529    if test "x$HAVE_MSGFMT" = "xno"; then
 530           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 531    fi
 532 fi
 533
 534 AC_ARG_WITH([libgdiplus],
 535         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 536         [], [with_libgdiplus=installed])
 537
 538 case $with_libgdiplus in
 539 no|installed) libgdiplus_loc= ;;
 540 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 541 /*) libgdiplus_loc=$with_libgdiplus ;;
 542 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 543 esac
 544 AC_SUBST([libgdiplus_loc])
 545
 546 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 547
 548 pkg_config_path=
 549 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 550         if test x$with_crosspkgdir = "x"; then
 551                 if test -s $PKG_CONFIG_PATH; then
 552                         pkg_config_path=$PKG_CONFIG_PATH
 553                 fi
 554         else
 555                 pkg_config_path=$with_crosspkgdir
 556                 PKG_CONFIG_PATH=$pkg_config_path
 557                 export PKG_CONFIG_PATH
 558         fi
 559 )
 560
 561 AC_ARG_WITH([glib],
 562         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to embedded)],
 563         [], [with_glib=embedded])
 564
 565 eglib_dir=
 566
 567 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 568 AC_CONFIG_SUBDIRS(eglib)
 569
 570 case $with_glib in
 571 embedded)
 572   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 573   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 574   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 575   BUILD_GLIB_LIBS="$GLIB_LIBS"
 576   GMODULE_CFLAGS="$GLIB_CFLAGS"
 577   GMODULE_LIBS="$GLIB_LIBS"
 578   eglib_dir=eglib
 579   ;;
 580 system)
 581   if test "x$PKG_CONFIG" = "xno"; then
 582     AC_MSG_ERROR([You need to install pkg-config])
 583   fi
 584   echo "PKG_CONFIG_PATH=$PKG_CONFIG_PATH"
 585   echo "cross_compiling=$cross_compiling"
 586   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 587   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 588
 589   ## Versions of dependencies
 590   GLIB_REQUIRED_VERSION=2.4.0
 591
 592   dnl
 593   dnl No, you will not replace this check with a pkg.m4 check
 594   dnl
 595   if test "x$PKG_CONFIG" = "xno"; then
 596     AC_MSG_ERROR([You need to install pkg-config])
 597   fi
 598   if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then
 599       GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 600       GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 601       GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 602       GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 603   else
 604         AC_MSG_ERROR([You need at least glib-2.0 $GLIB_REQUIRED_VERSION])
 605   fi
 606   ;;
 607 *)
 608   AC_MSG_ERROR([Invalid argument to --with-glib.])
 609 esac
 610 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
 611
 612 AC_SUBST(GLIB_CFLAGS)
 613 AC_SUBST(GLIB_LIBS)
 614 AC_SUBST(GMODULE_CFLAGS)
 615 AC_SUBST(GMODULE_LIBS)
 616 AC_SUBST(BUILD_GLIB_CFLAGS)
 617 AC_SUBST(BUILD_GLIB_LIBS)
 618 AC_SUBST(eglib_dir)
 619
 620 if test x$cross_compiling$host_win32 = xnoyes; then
 621    AC_MSG_CHECKING(for cygwin glib2-dev package)
 622    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 623       AC_MSG_RESULT(found)
 624           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.])
 625    else
 626       AC_MSG_RESULT(not found, ok)
 627    fi
 628
 629    AC_MSG_CHECKING(for broken gwin32.h)
 630    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 631    if test -f $glib_include/glib/gwin32.h; then
 632           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 633                  AC_MSG_RESULT(failed)
 634                  hashmark='#'
 635                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 636           fi
 637    fi
 638    AC_MSG_RESULT(ok)
 639 fi
 640
 641 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 642
 643 # Enable support for fast thread-local storage
 644 # Some systems have broken support, so we allow to disable it.
 645 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 646
 647 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 648 # This does not work on some platforms (bug #55253)
 649 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 650
 651 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 652
 653 if test "x$enable_static" = "xno"; then
 654    with_static_mono=no
 655 fi
 656
 657 if test "x$host_win32" = "xyes"; then
 658    # Boehm GC requires the runtime to be in its own dll
 659    with_static_mono=no
 660 fi
 661
 662 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 663 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 664
 665 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 666 if test "x$with_xen_opt" = "xyes"; then
 667         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 668         ORIG_CFLAGS=$CFLAGS
 669         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 670         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 671         AC_TRY_COMPILE([], [
 672                                            void main () { }
 673         ], [
 674            AC_MSG_RESULT(yes)
 675            # Pass it to libgc as well
 676            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 677         ], [
 678            AC_MSG_RESULT(no)
 679            CFLAGS=$ORIG_CFLAGS
 680         ])
 681 fi
 682
 683 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 684 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 685
 686 if test x$enable_small_config = xyes; then
 687         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 688         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 689 fi
 690
 691 if test x$AOT_SUPPORTED != xyes; then
 692    AOT_SUPPORTED=no
 693 fi
 694
 695 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=$AOT_SUPPORTED)
 696
 697 DISABLED_FEATURES=none
 698
 699 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 700      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 701      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization.],
 702 [
 703         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 704                 eval "mono_feature_disable_$feature='yes'"
 705         done
 706         DISABLED_FEATURES=$enable_minimal
 707         disabled="Disabled:    $enable_minimal"
 708 ],[])
 709
 710 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 711
 712 if test "x$mono_feature_disable_aot" = "xyes"; then
 713         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 714         AC_MSG_NOTICE([Disabled AOT compiler])
 715 fi
 716
 717 if test "x$mono_feature_disable_profiler" = "xyes"; then
 718         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 719         AC_MSG_NOTICE([Disabled support for the profiler])
 720 fi
 721 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 722
 723 if test "x$mono_feature_disable_decimal" = "xyes"; then
 724         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 725         AC_MSG_NOTICE([Disabled support for decimal])
 726 fi
 727
 728 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 729         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 730         AC_MSG_NOTICE([Disabled support for P/Invoke])
 731 fi
 732
 733 if test "x$mono_feature_disable_debug" = "xyes"; then
 734         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 735         AC_MSG_NOTICE([Disabled support for runtime debugging])
 736 fi
 737
 738 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 739         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 740         mono_feature_disable_reflection_emit_save=yes
 741         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 742 fi
 743
 744 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 745         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 746         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 747 fi
 748
 749 if test "x$mono_feature_disable_large_code" = "xyes"; then
 750         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 751         AC_MSG_NOTICE([Disabled support for large assemblies])
 752 fi
 753
 754 if test "x$mono_feature_disable_logging" = "xyes"; then
 755         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 756         AC_MSG_NOTICE([Disabled support for logging])
 757 fi
 758
 759 if test "x$mono_feature_disable_com" = "xyes"; then
 760         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 761         AC_MSG_NOTICE([Disabled COM support])
 762 fi
 763
 764 if test "x$mono_feature_disable_ssa" = "xyes"; then
 765         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 766         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 767 fi
 768
 769 if test "x$mono_feature_disable_generics" = "xyes"; then
 770         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 771         AC_MSG_NOTICE([Disabled Generics Support])
 772 fi
 773
 774 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 775         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 776         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 777 fi
 778
 779 if test "x$mono_feature_disable_portability" = "xyes"; then
 780         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 781         AC_MSG_NOTICE([Disabled IO Portability layer])
 782 fi
 783
 784 if test "x$mono_feature_disable_attach" = "xyes"; then
 785         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 786         AC_MSG_NOTICE([Disabled agent attach])
 787 fi
 788
 789 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 790         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 791         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 792 fi
 793
 794 if test "x$mono_feature_disable_verifier" = "xyes"; then
 795         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 796         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 797 fi
 798
 799 if test "x$mono_feature_disable_jit" = "xyes"; then
 800         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 801         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 802 fi
 803
 804 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 805
 806 if test "x$mono_feature_disable_simd" = "xyes"; then
 807         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 808         AC_MSG_NOTICE([Disabled SIMD support])
 809 fi
 810
 811 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 812         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 813         AC_MSG_NOTICE([Disabled Soft Debugger.])
 814 fi
 815
 816 if test "x$mono_feature_disable_normalization" = "xyes"; then
 817         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 818         AC_MSG_NOTICE([Disabled String normalization support.])
 819 fi
 820
 821 AC_MSG_CHECKING(for visibility __attribute__)
 822 AC_TRY_COMPILE([], [
 823    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 824    void main () { doit (); }
 825 ], [
 826    have_visibility_hidden=yes
 827    AC_MSG_RESULT(yes)
 828 ], [
 829    have_visibility_hidden=no
 830    AC_MSG_RESULT(no)
 831 ])
 832
 833 AC_MSG_CHECKING(for deprecated __attribute__)
 834 AC_TRY_COMPILE([
 835      int doit (void) __attribute__ ((deprecated));
 836      int doit (void) { return 0; }
 837 ], [
 838         return 0;
 839 ], [
 840    have_deprecated=yes
 841    AC_MSG_RESULT(yes)
 842 ], [
 843    have_deprecated=no
 844    AC_MSG_RESULT(no)
 845 ])
 846
 847 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 848 if test x$enable_parallel_mark = xyes; then
 849         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 850 fi
 851
 852 dnl
 853 dnl Boehm GC configuration
 854 dnl
 855 LIBGC_CFLAGS=
 856 LIBGC_LIBS=
 857 LIBGC_STATIC_LIBS=
 858 libgc_dir=
 859 case "x$gc" in
 860         xboehm|xbohem|xyes)
 861                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 862                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 863
 864                 if test "x$found_boehm" != "xyes"; then
 865                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 866                 fi
 867                 if test "x$gc_headers" != "xyes"; then
 868                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 869                 fi
 870
 871                 LIBGC_LIBS="-lgc $libdl"
 872                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 873                 libmono_ldflags="$libmono_ldflags -lgc"
 874                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 875
 876                 # AC_CHECK_FUNCS does not work for some reason...
 877                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 878                 if test "x$found_gcj_malloc" = "xyes"; then
 879                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 880                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 881                         gc_msg="System Boehm with typed GC"
 882                 else
 883                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 884                         gc_msg="System Boehm (without typed GC)"
 885                 fi
 886                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 887                 if test "x$found_gc_enable" = "xyes"; then
 888                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 889                 fi
 890                 ;;
 891
 892         xincluded)
 893                 use_included_gc=yes
 894                 libgc_dir=libgc
 895
 896                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 897                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 898                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 899
 900                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 901
 902                 gc_msg="bundled Boehm GC with typed GC"
 903                 if test x$enable_parallel_mark = xyes; then
 904                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 905                         gc_msg="$gc_msg and parallel mark"
 906                 else
 907                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 908                 fi
 909                 ;;
 910
 911         xsgen)
 912                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 913                 ;;
 914
 915         xnone)
 916                 AC_MSG_WARN("Compiling mono without GC.")
 917                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 918                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 919                 ;;
 920         *)
 921                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 922                 ;;
 923 esac
 924
 925 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 926 if test "x$large_heap" = "xyes"; then
 927    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 928 fi
 929
 930 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 931 AC_SUBST(LIBGC_CFLAGS)
 932 AC_SUBST(LIBGC_LIBS)
 933 AC_SUBST(LIBGC_STATIC_LIBS)
 934 AC_SUBST(libgc_dir)
 935 AC_SUBST(BOEHM_DEFINES)
 936
 937 dnl
 938 dnl End of libgc checks
 939 dnl
 940
 941 dnl *************************************
 942 dnl *** Checks for zero length arrays ***
 943 dnl *************************************
 944 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 945 AC_TRY_COMPILE([
 946         struct s {
 947                 int  length;
 948                 char data [0];
 949         };
 950 ], [], [
 951         AC_MSG_RESULT(yes)
 952         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 953 ], [
 954         AC_MSG_RESULT(no)
 955         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 956 ])
 957
 958 if test x$target_win32 = xno; then
 959
 960         dnl hires monotonic clock support
 961         AC_SEARCH_LIBS(clock_gettime, rt)
 962
 963         dnl dynamic loader support
 964         AC_CHECK_FUNC(dlopen, DL_LIB="",
 965                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 966         )
 967         if test x$dl_support = xno; then
 968                 AC_MSG_WARN([No dynamic loading support available])
 969         else
 970                 LIBS="$LIBS $DL_LIB"
 971                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 972                 dnl from glib's configure.in
 973                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 974                         mono_cv_uscore,[
 975                         AC_TRY_RUN([#include <dlfcn.h>
 976                         int mono_underscore_test (void) { return 42; }
 977                         int main() {
 978                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 979                           handle = dlopen ((void*)0, 0);
 980                           if (handle) {
 981                             f1 = dlsym (handle, "mono_underscore_test");
 982                             f2 = dlsym (handle, "_mono_underscore_test");
 983                           } return (!f2 || f1);
 984                         }],
 985                                 [mono_cv_uscore=yes],
 986                                 [mono_cv_uscore=no],
 987                         [])
 988                 ])
 989                 if test "x$mono_cv_uscore" = "xyes"; then
 990                         MONO_DL_NEED_USCORE=1
 991                 else
 992                         MONO_DL_NEED_USCORE=0
 993                 fi
 994                 AC_SUBST(MONO_DL_NEED_USCORE)
 995                 AC_CHECK_FUNC(dlerror)
 996         fi
 997
 998         dnl ******************************************************************
 999         dnl *** Checks for the IKVM JNI interface library                  ***
1000         dnl ******************************************************************
1001         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
1002
1003         ikvm_native_dir=
1004         if test x$with_ikvm_native = xyes; then
1005                 ikvm_native_dir=ikvm-native
1006                 jdk_headers_found="IKVM Native"
1007         fi
1008
1009         AC_SUBST(ikvm_native_dir)
1010
1011         AC_CHECK_HEADERS(execinfo.h)
1012
1013         AC_CHECK_FUNCS(getgrgid_r)
1014         AC_CHECK_FUNCS(getgrnam_r)
1015         AC_CHECK_FUNCS(getpwnam_r)
1016         AC_CHECK_FUNCS(getpwuid_r)
1017         AC_CHECK_FUNCS(getresuid)
1018         AC_CHECK_FUNCS(setresuid)
1019         AC_CHECK_FUNCS(kqueue)
1020         AC_CHECK_FUNCS(backtrace_symbols)
1021         AC_CHECK_FUNCS(mkstemp)
1022         AC_CHECK_FUNCS(mmap)
1023         AC_CHECK_FUNCS(madvise)
1024         AC_CHECK_FUNCS(getrusage)
1025         AC_CHECK_FUNCS(getpriority)
1026         AC_CHECK_FUNCS(setpriority)
1027         AC_CHECK_FUNCS(dl_iterate_phdr)
1028         AC_CHECK_FUNCS(sysconf)
1029
1030         AC_CHECK_FUNCS(sched_setaffinity)
1031
1032         dnl ****************************************************************
1033         dnl *** Check for sched_setaffinity from glibc versions before   ***
1034         dnl *** 2.3.4. The older versions of the function only take 2    ***
1035         dnl *** parameters, not 3.                                       ***
1036         dnl ***                                                          ***
1037         dnl *** Because the interface change was not made in a minor     ***
1038         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1039         dnl *** won't always indicate the interface sched_affinity has.  ***
1040         dnl ****************************************************************
1041         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1042         AC_TRY_COMPILE([#include <sched.h>], [
1043                 int main() {
1044             int mask = 1;
1045             sched_setaffinity(0, &mask);
1046         }
1047         ], [
1048                 # Yes, we have it...
1049                 AC_MSG_RESULT(yes)
1050                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1051         ], [
1052                 # We have the new, three-parameter version
1053                 AC_MSG_RESULT(no)
1054         ])
1055
1056
1057         dnl ******************************************************************
1058         dnl *** Check for large file support                               ***
1059         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1060         dnl ******************************************************************
1061
1062         # Check that off_t can represent 2**63 - 1 correctly, working around
1063         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1064         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1065         large_offt=no
1066         AC_DEFUN([LARGE_FILES], [
1067                 large_CPPFLAGS=$CPPFLAGS
1068                 CPPFLAGS="$CPPFLAGS $1"
1069                 AC_TRY_RUN([
1070                         #include <sys/types.h>
1071
1072                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1073
1074                         int main(void) {
1075                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1076                                                (BIG_OFF_T%2147483647==1));
1077                                 if(big_off_t) {
1078                                         exit(0);
1079                                 } else {
1080                                         exit(1);
1081                                 }
1082                         }
1083                 ], [
1084                         AC_MSG_RESULT(ok)
1085                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1086                         large_CPPFLAGS="$large_CPPFLAGS $1"
1087                         large_offt=yes
1088                 ], [
1089                         AC_MSG_RESULT(no)
1090                 ], "")
1091                 CPPFLAGS=$large_CPPFLAGS
1092         ])
1093
1094         AC_MSG_CHECKING(if off_t is 64 bits wide)
1095         LARGE_FILES("")
1096         if test $large_offt = no; then
1097                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1098                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1099         fi
1100         if test $large_offt = no; then
1101                 AC_MSG_WARN([No 64 bit file size support available])
1102         fi
1103
1104         dnl *****************************
1105         dnl *** Checks for libsocket  ***
1106         dnl *****************************
1107         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1108
1109         dnl *******************************
1110         dnl *** Checks for MSG_NOSIGNAL ***
1111         dnl *******************************
1112         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1113         AC_TRY_COMPILE([#include <sys/socket.h>], [
1114                 int f = MSG_NOSIGNAL;
1115         ], [
1116                 # Yes, we have it...
1117                 AC_MSG_RESULT(yes)
1118                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1119         ], [
1120                 # We'll have to use signals
1121                 AC_MSG_RESULT(no)
1122         ])
1123
1124         dnl *****************************
1125         dnl *** Checks for SOL_IP     ***
1126         dnl *****************************
1127         AC_MSG_CHECKING(for SOL_IP)
1128         AC_TRY_COMPILE([#include <netdb.h>], [
1129                 int level = SOL_IP;
1130         ], [
1131                 # Yes, we have it...
1132                 AC_MSG_RESULT(yes)
1133                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1134         ], [
1135                 # We'll have to use getprotobyname
1136                 AC_MSG_RESULT(no)
1137         ])
1138
1139         dnl *****************************
1140         dnl *** Checks for SOL_IPV6     ***
1141         dnl *****************************
1142         AC_MSG_CHECKING(for SOL_IPV6)
1143         AC_TRY_COMPILE([#include <netdb.h>], [
1144                 int level = SOL_IPV6;
1145         ], [
1146                 # Yes, we have it...
1147                 AC_MSG_RESULT(yes)
1148                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1149         ], [
1150                 # We'll have to use getprotobyname
1151                 AC_MSG_RESULT(no)
1152         ])
1153
1154         dnl *****************************
1155         dnl *** Checks for SOL_TCP    ***
1156         dnl *****************************
1157         AC_MSG_CHECKING(for SOL_TCP)
1158         AC_TRY_COMPILE([#include <netdb.h>], [
1159                 int level = SOL_TCP;
1160         ], [
1161                 # Yes, we have it...
1162                 AC_MSG_RESULT(yes)
1163                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1164         ], [
1165                 # We'll have to use getprotobyname
1166                 AC_MSG_RESULT(no)
1167         ])
1168
1169         dnl *****************************
1170         dnl *** Checks for IP_PKTINFO ***
1171         dnl *****************************
1172         AC_MSG_CHECKING(for IP_PKTINFO)
1173         AC_TRY_COMPILE([#include <netdb.h>], [
1174                 int level = IP_PKTINFO;
1175         ], [
1176                 # Yes, we have it...
1177                 AC_MSG_RESULT(yes)
1178                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1179         ], [
1180                 AC_MSG_RESULT(no)
1181         ])
1182
1183         dnl *****************************
1184         dnl *** Checks for IPV6_PKTINFO ***
1185         dnl *****************************
1186         AC_MSG_CHECKING(for IPV6_PKTINFO)
1187         AC_TRY_COMPILE([#include <netdb.h>], [
1188                 int level = IPV6_PKTINFO;
1189         ], [
1190                 # Yes, we have it...
1191                 AC_MSG_RESULT(yes)
1192                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1193         ], [
1194                 AC_MSG_RESULT(no)
1195         ])
1196
1197         dnl **********************************
1198         dnl *** Checks for IP_DONTFRAGMENT ***
1199         dnl **********************************
1200         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1201         AC_TRY_COMPILE([#include <netdb.h>], [
1202                 int level = IP_DONTFRAGMENT;
1203         ], [
1204                 # Yes, we have it...
1205                 AC_MSG_RESULT(yes)
1206                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1207         ], [
1208                 AC_MSG_RESULT(no)
1209         ])
1210
1211         dnl **********************************
1212         dnl *** Checks for IP_MTU_DISCOVER ***
1213         dnl **********************************
1214         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1215         AC_TRY_COMPILE([#include <netdb.h>], [
1216                 int level = IP_MTU_DISCOVER;
1217         ], [
1218                 # Yes, we have it...
1219                 AC_MSG_RESULT(yes)
1220                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1221         ], [
1222                 AC_MSG_RESULT(no)
1223         ])
1224
1225         dnl *********************************
1226         dnl *** Check for struct ip_mreqn ***
1227         dnl *********************************
1228         AC_MSG_CHECKING(for struct ip_mreqn)
1229         AC_TRY_COMPILE([#include <netinet/in.h>], [
1230                 struct ip_mreqn mreq;
1231                 mreq.imr_address.s_addr = 0;
1232         ], [
1233                 # Yes, we have it...
1234                 AC_MSG_RESULT(yes)
1235                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1236         ], [
1237                 # We'll just have to try and use struct ip_mreq
1238                 AC_MSG_RESULT(no)
1239                 AC_MSG_CHECKING(for struct ip_mreq)
1240                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1241                         struct ip_mreq mreq;
1242                         mreq.imr_interface.s_addr = 0;
1243                 ], [
1244                         # Yes, we have it...
1245                         AC_MSG_RESULT(yes)
1246                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1247                 ], [
1248                         # No multicast support
1249                         AC_MSG_RESULT(no)
1250                 ])
1251         ])
1252
1253         dnl **********************************
1254         dnl *** Check for gethostbyname2_r ***
1255         dnl **********************************
1256         AC_MSG_CHECKING(for gethostbyname2_r)
1257                 AC_TRY_LINK([#include <netdb.h>], [
1258                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1259         ], [
1260                 # Yes, we have it...
1261                 AC_MSG_RESULT(yes)
1262                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1263         ], [
1264                 AC_MSG_RESULT(no)
1265         ])
1266
1267         dnl *****************************
1268         dnl *** Checks for libnsl     ***
1269         dnl *****************************
1270         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1271
1272         AC_CHECK_FUNCS(inet_pton inet_aton)
1273
1274         dnl ***********************************************
1275         dnl *** Checks for size of sockaddr_un.sun_path ***
1276         dnl ***********************************************
1277         # AC_CHECK_SIZEOF can't cope with struct members :-(
1278         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1279         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1280                 [AC_TRY_RUN([
1281                         #include <sys/types.h>
1282                         #include <stdio.h>
1283                         #include <sys/un.h>
1284
1285                         int main(void) {
1286                                 struct sockaddr_un sock_un;
1287                                 FILE *f=fopen("conftestval", "w");
1288                                 if(!f) exit(1);
1289                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1290                                 exit(0);
1291                         }
1292                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1293                    mono_cv_sizeof_sunpath=0,
1294                    mono_cv_sizeof_sunpath=0)])dnl
1295         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1296         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1297
1298         dnl *****************************
1299         dnl *** Checks for libxnet    ***
1300         dnl *****************************
1301         case "${host}" in
1302                 *solaris* )
1303                         AC_MSG_CHECKING(for Solaris XPG4 support)
1304                         if test -f /usr/lib/libxnet.so; then
1305                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1306                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1307                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1308                                 LIBS="$LIBS -lxnet"
1309                                 AC_MSG_RESULT(yes)
1310                         else
1311                                 AC_MSG_RESULT(no)
1312                         fi
1313
1314                         if test "$GCC" = "yes"; then
1315                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1316                         fi
1317                 ;;
1318         esac
1319
1320         dnl *****************************
1321         dnl *** Checks for libpthread ***
1322         dnl *****************************
1323 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1324 # and libpthread does not exist
1325 #
1326         case "${host}" in
1327                 *-*-*freebsd*)
1328                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1329                 ;;
1330                 *-*-*openbsd*)
1331                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1332                 ;;
1333                 *)
1334                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1335                 ;;
1336         esac
1337         AC_CHECK_HEADERS(pthread.h)
1338         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1339         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1340         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1341         AC_TRY_COMPILE([ #include <pthread.h>], [
1342                 pthread_mutexattr_t attr;
1343                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1344         ], [
1345                 AC_MSG_RESULT(ok)
1346         ], [
1347                 AC_MSG_RESULT(no)
1348                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1349                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1350         ])
1351         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1352         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1353         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1354
1355         dnl ***********************************
1356         dnl *** Checks for signals
1357         dnl ***********************************
1358         AC_CHECK_HEADERS(signal.h)
1359         AC_CHECK_FUNCS(sigaction)
1360
1361         dnl ***********************************
1362         dnl *** Checks for working __thread ***
1363         dnl ***********************************
1364         AC_MSG_CHECKING(for working __thread)
1365         if test "x$with_tls" != "x__thread"; then
1366                 AC_MSG_RESULT(disabled)
1367         else
1368                 AC_TRY_RUN([
1369                         #include <pthread.h>
1370                         __thread int i;
1371                         static int res1, res2;
1372
1373                         void thread_main (void *arg)
1374                         {
1375                                 i = arg;
1376                                 sleep (1);
1377                                 if (arg == 1)
1378                                         res1 = (i == arg);
1379                                 else
1380                                         res2 = (i == arg);
1381                         }
1382
1383                         int main () {
1384                                 pthread_t t1, t2;
1385
1386                                 i = 5;
1387
1388                                 pthread_create (&t1, NULL, thread_main, 1);
1389                                 pthread_create (&t2, NULL, thread_main, 2);
1390
1391                                 pthread_join (t1, NULL);
1392                                 pthread_join (t2, NULL);
1393
1394                                 return !(res1 + res2 == 2);
1395                         }
1396                 ], [
1397                                 AC_MSG_RESULT(yes)
1398                 ], [
1399                                 AC_MSG_RESULT(no)
1400                                 with_tls=pthread
1401                 ])
1402         fi
1403
1404         dnl **************************************
1405         dnl *** Checks for working sigaltstack ***
1406         dnl **************************************
1407         AC_MSG_CHECKING(for working sigaltstack)
1408         if test "x$with_sigaltstack" != "xyes"; then
1409                 AC_MSG_RESULT(disabled)
1410         else
1411                 AC_TRY_RUN([
1412                         #include <stdio.h>
1413                         #include <stdlib.h>
1414                         #include <unistd.h>
1415                         #include <signal.h>
1416                         #include <pthread.h>
1417                         #include <sys/wait.h>
1418                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1419                         #define SA_STACK SA_ONSTACK
1420                         #endif
1421                         static void
1422                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1423                         {
1424                                 exit (0);
1425                         }
1426
1427                         static void *
1428                         loop (void *ignored)
1429                         {
1430                                 char *ptr = NULL;
1431
1432                                 *ptr = 0;
1433                                 return NULL;
1434                         }
1435
1436                         static void
1437                         child ()
1438                         {
1439                                 struct sigaction sa;
1440                                 struct sigaltstack sas;
1441                                 pthread_t id;
1442                                 pthread_attr_t attr;
1443
1444                                 sa.sa_sigaction = sigsegv_signal_handler;
1445                                 sigemptyset (&sa.sa_mask);
1446                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1447                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1448                                         perror ("sigaction");
1449                                         return;
1450                                 }
1451
1452                                 sas.ss_sp = malloc (SIGSTKSZ);
1453                                 sas.ss_size = SIGSTKSZ;
1454                                 sas.ss_flags = 0;
1455                                 if (sigaltstack (&sas, NULL) == -1) {
1456                                         perror ("sigaltstack");
1457                                         return;
1458                                 }
1459
1460                                 pthread_attr_init (&attr);
1461                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1462                                         printf ("pthread_create\n");
1463                                         return;
1464                                 }
1465
1466                                 sleep (100);
1467                         }
1468
1469                         int
1470                         main ()
1471                         {
1472                                 pid_t son;
1473                                 int status;
1474                                 int i;
1475
1476                                 son = fork ();
1477                                 if (son == -1) {
1478                                         return 1;
1479                                 }
1480
1481                                 if (son == 0) {
1482                                         child ();
1483                                         return 0;
1484                                 }
1485
1486                                 for (i = 0; i < 3; ++i) {
1487                                         sleep (1);
1488                                         waitpid (son, &status, WNOHANG);
1489                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1490                                                 return 0;
1491                                 }
1492
1493                                 kill (son, SIGKILL);
1494                                 return 1;
1495                         }
1496
1497                 ], [
1498                                 AC_MSG_RESULT(yes)
1499                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1500                 ], [
1501                                 with_sigaltstack=no
1502                                 AC_MSG_RESULT(no)
1503                 ])
1504         fi
1505
1506         dnl ********************************
1507         dnl *** Checks for semaphore lib ***
1508         dnl ********************************
1509         # 'Real Time' functions on Solaris
1510         # posix4 on Solaris 2.6
1511         # pthread (first!) on Linux
1512         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1513
1514         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1515         AC_CHECK_FUNCS(shm_open)
1516
1517         dnl ********************************
1518         dnl *** Checks for timezone stuff **
1519         dnl ********************************
1520         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1521                 AC_TRY_COMPILE([
1522                         #include <time.h>
1523                         ], [
1524                         struct tm tm;
1525                         tm.tm_gmtoff = 1;
1526                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1527         if test $ac_cv_struct_tm_gmtoff = yes; then
1528                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1529         else
1530                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1531                         AC_TRY_COMPILE([
1532                                 #include <time.h>
1533                         ], [
1534                                 timezone = 1;
1535                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1536                 if test $ac_cv_var_timezone = yes; then
1537                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1538                 else
1539                         AC_ERROR(unable to find a way to determine timezone)
1540                 fi
1541         fi
1542
1543         dnl *********************************
1544         dnl *** Checks for math functions ***
1545         dnl *********************************
1546         AC_SEARCH_LIBS(sqrtf, m)
1547         if test "x$has_broken_apple_cpp" != "xyes"; then
1548                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1549                         AC_TRY_LINK([#include <math.h>],
1550                         [ finite(0.0); ],
1551                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1552                         AC_MSG_RESULT(no)))
1553         fi
1554         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1555                 AC_TRY_LINK([#include <math.h>],
1556                 [ isfinite(0.0); ],
1557                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1558                 AC_MSG_RESULT(no)))
1559
1560         dnl ****************************************************************
1561         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1562         dnl *** have it in the library (duh))                            ***
1563         dnl ****************************************************************
1564         AC_CHECK_FUNCS(poll)
1565
1566         dnl *************************
1567         dnl *** Check for signbit ***
1568         dnl *************************
1569         AC_MSG_CHECKING(for signbit)
1570         AC_TRY_LINK([#include <math.h>], [
1571                 int s = signbit(1.0);
1572         ], [
1573                 AC_MSG_RESULT(yes)
1574                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1575         ], [
1576                 AC_MSG_RESULT(no)
1577         ])
1578
1579         dnl **********************************
1580         dnl *** epoll                      ***
1581         dnl **********************************
1582         AC_CHECK_HEADERS(sys/epoll.h)
1583         haveepoll=no
1584         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1585         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1586                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1587         fi
1588
1589         dnl ******************************
1590         dnl *** Checks for SIOCGIFCONF ***
1591         dnl ******************************
1592         AC_CHECK_HEADERS(sys/ioctl.h)
1593         AC_CHECK_HEADERS(net/if.h, [], [],
1594            [
1595            #ifdef HAVE_SYS_TYPES_H
1596            # include <sys/types.h>
1597            #endif
1598            #ifdef HAVE_SYS_SOCKET_H
1599            # include <sys/socket.h>
1600            #endif
1601            ])
1602         AC_MSG_CHECKING(for ifreq)
1603         AC_TRY_COMPILE([
1604                 #include <stdio.h>
1605                 #include <sys/ioctl.h>
1606                 #include <net/if.h>
1607                 ], [
1608                 struct ifconf ifc;
1609                 struct ifreq *ifr;
1610                 void *x;
1611                 ifc.ifc_len = 0;
1612                 ifc.ifc_buf = NULL;
1613                 x = (void *) &ifr->ifr_addr;
1614                 ],[
1615                         AC_MSG_RESULT(yes)
1616                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1617                 ], [
1618                         AC_MSG_RESULT(no)
1619                 ])
1620         dnl **********************************
1621         dnl ***     Checks for sin_len     ***
1622         dnl **********************************
1623         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1624         AC_TRY_COMPILE([
1625                 #include <netinet/in.h>
1626                 ], [
1627                 struct sockaddr_in saddr;
1628                 saddr.sin_len = sizeof (saddr);
1629                 ],[
1630                         AC_MSG_RESULT(yes)
1631                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1632                 ], [
1633                         AC_MSG_RESULT(no)
1634                 ])
1635         dnl **********************************
1636         dnl ***    Checks for sin6_len     ***
1637         dnl **********************************
1638         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1639         AC_TRY_COMPILE([
1640                 #include <netinet/in.h>
1641                 ], [
1642                 struct sockaddr_in6 saddr6;
1643                 saddr6.sin6_len = sizeof (saddr6);
1644                 ],[
1645                         AC_MSG_RESULT(yes)
1646                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1647                 ], [
1648                         AC_MSG_RESULT(no)
1649                 ])
1650         dnl **********************************
1651         dnl *** Checks for MonoPosixHelper ***
1652         dnl **********************************
1653         AC_CHECK_HEADERS(checklist.h)
1654         AC_CHECK_HEADERS(pathconf.h)
1655         AC_CHECK_HEADERS(fstab.h)
1656         AC_CHECK_HEADERS(attr/xattr.h)
1657         AC_CHECK_HEADERS(sys/extattr.h)
1658         AC_CHECK_HEADERS(sys/sendfile.h)
1659         AC_CHECK_HEADERS(sys/statvfs.h)
1660         AC_CHECK_HEADERS(sys/statfs.h)
1661         AC_CHECK_HEADERS(sys/vfstab.h)
1662         AC_CHECK_HEADERS(sys/xattr.h)
1663         AC_CHECK_HEADERS(sys/mman.h)
1664         AC_CHECK_HEADERS(sys/param.h)
1665         AC_CHECK_HEADERS(sys/mount.h, [], [],
1666                 [
1667                 #ifdef HAVE_SYS_PARAM_H
1668                 # include <sys/param.h>
1669                 #endif
1670                 ])
1671         AC_CHECK_HEADERS(sys/mount.h)
1672         AC_CHECK_FUNCS(confstr)
1673         AC_CHECK_FUNCS(seekdir telldir)
1674         AC_CHECK_FUNCS(getdomainname)
1675         AC_CHECK_FUNCS(setdomainname)
1676         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1677         AC_CHECK_FUNCS(setgroups)
1678         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1679         AC_CHECK_FUNCS(getfsstat)
1680         AC_CHECK_FUNCS(lutimes futimes)
1681         AC_CHECK_FUNCS(mremap)
1682         AC_CHECK_FUNCS(remap_file_pages)
1683         AC_CHECK_FUNCS(posix_fadvise)
1684         AC_CHECK_FUNCS(posix_fallocate)
1685         AC_CHECK_FUNCS(posix_madvise)
1686         AC_CHECK_FUNCS(vsnprintf)
1687         AC_CHECK_FUNCS(sendfile)
1688         AC_CHECK_FUNCS(gethostid sethostid)
1689         AC_CHECK_FUNCS(sethostname)
1690         AC_CHECK_FUNCS(statfs)
1691         AC_CHECK_FUNCS(fstatfs)
1692         AC_CHECK_FUNCS(statvfs)
1693         AC_CHECK_FUNCS(fstatvfs)
1694         AC_CHECK_FUNCS(stime)
1695         AC_CHECK_FUNCS(strerror_r)
1696         AC_CHECK_FUNCS(ttyname_r)
1697         AC_CHECK_FUNCS(psignal)
1698         AC_CHECK_FUNCS(getlogin_r)
1699         AC_CHECK_FUNCS(lockf)
1700         AC_CHECK_FUNCS(swab)
1701         AC_CHECK_FUNCS(setusershell endusershell)
1702         AC_CHECK_SIZEOF(size_t)
1703         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1704                 [#include <sys/types.h>
1705                  #include <sys/stat.h>
1706                  #include <unistd.h>])
1707         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1708                 [#include <sys/types.h>
1709                  #include <sys/stat.h>
1710                  #include <unistd.h>])
1711         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1712                 [#include <sys/time.h>])
1713         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1714                 [#include <unistd.h>
1715                  #include <fcntl.h>])
1716         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1717                 [#include <sys/poll.h>])
1718         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1719                 [#include <sys/types.h>
1720                  #include <sys/stat.h>
1721                  #include <unistd.h>])
1722         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1723                 [#include <time.h>])
1724         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1725                 [#include <sys/time.h>
1726                  #include <sys/types.h>
1727                  #include <utime.h>])
1728         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1729                 [#include <sys/time.h>])
1730         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1731                 [#include <sys/types.h>
1732                  #include <utime.h>])
1733         AC_CHECK_MEMBERS(
1734                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1735                 [#include <sys/types.h>
1736                  #include <dirent.h>])
1737         AC_CHECK_MEMBERS(
1738                 [struct passwd.pw_gecos],,,
1739                 [#include <sys/types.h>
1740                  #include <pwd.h>])
1741         AC_CHECK_MEMBERS(
1742                 [struct statfs.f_flags],,,
1743                 [#include <sys/types.h>
1744                  #include <sys/vfs.h>])
1745
1746         dnl Favour xattr through glibc, but use libattr if we have to
1747         AC_CHECK_FUNC(lsetxattr, ,
1748                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1749         )
1750         AC_SUBST(XATTR_LIB)
1751
1752         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1753         AC_CHECK_MEMBERS(
1754                 [struct kinfo_proc.kp_proc],,,
1755                 [#include <sys/types.h>
1756                  #include <sys/param.h>
1757                  #include <sys/sysctl.h>
1758                  #include <sys/proc.h>
1759                  ])
1760
1761         dnl *********************************
1762         dnl *** Checks for Windows compilation ***
1763         dnl *********************************
1764         AC_CHECK_HEADERS(sys/time.h)
1765         AC_CHECK_HEADERS(sys/param.h)
1766         AC_CHECK_HEADERS(dirent.h)
1767
1768         dnl *********************************
1769         dnl *** Check for Console 2.0 I/O ***
1770         dnl *********************************
1771         AC_CHECK_HEADERS([curses.h])
1772         AC_CHECK_HEADERS([term.h], [], [],
1773         [#if HAVE_CURSES_H
1774          #include <curses.h>
1775          #endif
1776         ])
1777         AC_CHECK_HEADERS([termios.h])
1778
1779         dnl * This is provided in io-layer, but on windows it's only available
1780         dnl * on xp+
1781         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1782 else
1783         jdk_headers_found=no
1784         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1785         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1786         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1787         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1788         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1789         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1790         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1791
1792         dnl *********************************
1793         dnl *** Check for struct ip_mreqn ***
1794         dnl *********************************
1795         AC_MSG_CHECKING(for struct ip_mreqn)
1796         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1797                 struct ip_mreqn mreq;
1798                 mreq.imr_address.s_addr = 0;
1799         ], [
1800                 # Yes, we have it...
1801                 AC_MSG_RESULT(yes)
1802                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1803         ], [
1804                 # We'll just have to try and use struct ip_mreq
1805                 AC_MSG_RESULT(no)
1806                 AC_MSG_CHECKING(for struct ip_mreq)
1807                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1808                         struct ip_mreq mreq;
1809                         mreq.imr_interface.s_addr = 0;
1810                 ], [
1811                         # Yes, we have it...
1812                         AC_MSG_RESULT(yes)
1813                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1814                 ], [
1815                         # No multicast support
1816                         AC_MSG_RESULT(no)
1817                 ])
1818         ])
1819         AC_CHECK_FUNCS(GetProcessId)
1820 fi
1821
1822 dnl socklen_t check
1823 AC_MSG_CHECKING(for socklen_t)
1824 AC_TRY_COMPILE([
1825 #include <sys/types.h>
1826 #include <sys/socket.h>
1827 ],[
1828   socklen_t foo;
1829 ],[
1830 ac_cv_c_socklen_t=yes
1831         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1832         AC_MSG_RESULT(yes)
1833 ],[
1834         AC_MSG_RESULT(no)
1835 ])
1836
1837 AC_MSG_CHECKING(for array element initializer support)
1838 AC_TRY_COMPILE([#include <sys/socket.h>], [
1839         const int array[] = {[1] = 2,};
1840 ], [
1841         # Yes, we have it...
1842         AC_MSG_RESULT(yes)
1843         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1844 ], [
1845         # We'll have to use signals
1846         AC_MSG_RESULT(no)
1847 ])
1848
1849 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1850         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1851         AC_TRY_LINK([#include <math.h>],
1852         [ static void *p = &trunc; ],
1853         [
1854                 AC_DEFINE(HAVE_TRUNC)
1855                 AC_MSG_RESULT(yes)
1856                 ac_cv_trunc=yes
1857         ],
1858         AC_MSG_RESULT(no)))
1859
1860 if test "x$ac_cv_truncl" != "xyes"; then
1861    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1862 fi
1863
1864 AC_CHECK_FUNCS(round)
1865 AC_CHECK_FUNCS(rint)
1866
1867 dnl ****************************
1868 dnl *** Look for /dev/random ***
1869 dnl ****************************
1870
1871 AC_MSG_CHECKING([if usage of random device is requested])
1872 AC_ARG_ENABLE(dev-random,
1873 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1874 try_dev_random=$enableval, try_dev_random=yes)
1875
1876 AC_MSG_RESULT($try_dev_random)
1877
1878 case "{$target}" in
1879     *-openbsd*)
1880     NAME_DEV_RANDOM="/dev/srandom"
1881     ;;
1882
1883 dnl Win32 does not have /dev/random, they have their own method...
1884
1885     *-mingw*|*-*-cygwin*)
1886     ac_cv_have_dev_random=no
1887     ;;
1888
1889 dnl Everywhere else, it's /dev/random
1890
1891     *)
1892     NAME_DEV_RANDOM="/dev/random"
1893     ;;
1894 esac
1895
1896 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1897
1898 dnl Now check if the device actually exists
1899
1900 if test "x$try_dev_random" = "xyes"; then
1901     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1902     [if test -r "$NAME_DEV_RANDOM" ; then
1903         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1904     if test "x$ac_cv_have_dev_random" = "xyes"; then
1905         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1906     fi
1907 else
1908     AC_MSG_CHECKING(for random device)
1909     ac_cv_have_dev_random=no
1910     AC_MSG_RESULT(has been disabled)
1911 fi
1912
1913 if test "x$host_win32" = "xyes"; then
1914     AC_DEFINE(HAVE_CRYPT_RNG)
1915 fi
1916
1917 if test "x$ac_cv_have_dev_random" = "xno" \
1918     && test "x$host_win32" = "xno"; then
1919     AC_MSG_WARN([[
1920 ***
1921 *** A system-provided entropy source was not found on this system.
1922 *** Because of this, the System.Security.Cryptography random number generator
1923 *** will throw a NotImplemented exception.
1924 ***
1925 *** If you are seeing this message, and you know your system DOES have an
1926 *** entropy collection in place, please contact <crichton@gimp.org> and
1927 *** provide information about the system and how to access the random device.
1928 ***
1929 *** Otherwise you can install either egd or prngd and set the environment
1930 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1931 ***]])
1932 fi
1933
1934 AC_MSG_CHECKING([if inter-process shared handles are requested])
1935 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1936 AC_MSG_RESULT($try_shared_handles)
1937 if test "x$try_shared_handles" != "xyes"; then
1938         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1939         AC_SUBST(DISABLE_SHARED_HANDLES)
1940 fi
1941
1942 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1943 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1944
1945 AC_MSG_CHECKING([if big-arrays are to be enabled])
1946 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1947 if test "x$enable_big_arrays" = "xyes" ; then
1948     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1949         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1950     else
1951         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1952     fi
1953 fi
1954 AC_MSG_RESULT($enable_big_arrays)
1955
1956 dnl **************
1957 dnl *** DTRACE ***
1958 dnl **************
1959
1960 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1961
1962 if test "x$enable_dtrace" = "xyes"; then
1963    if test "x$has_dtrace" = "xno"; then
1964           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1965    fi
1966    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1967    if test "x$DTRACE" = "xno"; then
1968           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1969           enable_dtrace=no
1970    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1971           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1972           enable_dtrace=no
1973    fi
1974 fi
1975
1976 dtrace_g=no
1977 if test "x$enable_dtrace" = "xyes"; then
1978         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1979         DTRACEFLAGS=
1980         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1981                 case "$host" in
1982                         powerpc-*-darwin*)
1983                         DTRACEFLAGS="-arch ppc64"
1984                         ;;
1985                         i*86-*-darwin*)
1986                         DTRACEFLAGS="-arch x86_64"
1987                         ;;
1988                         *)
1989                         DTRACEFLAGS=-64
1990                         ;;
1991                 esac
1992         else
1993                 case "$host" in
1994                         powerpc-*-darwin*)
1995                         DTRACEFLAGS="-arch ppc"
1996                         ;;
1997                         i*86-*-darwin*)
1998                         DTRACEFLAGS="-arch i386"
1999                         ;;
2000                         *)
2001                         DTRACEFLAGS=-32
2002                         ;;
2003                 esac
2004         fi
2005         AC_SUBST(DTRACEFLAGS)
2006         case "$host" in
2007                 *-*-solaris*)
2008                 dtrace_g=yes
2009                 ;;
2010         esac
2011         AC_CHECK_HEADERS([sys/sdt.h])
2012 fi
2013 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2014 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2015
2016 dnl **************
2017 dnl ***  NaCl  ***
2018 dnl **************
2019
2020 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2021
2022 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2023 if test "x$enable_nacl_codegen" = "xyes"; then
2024    MONO_NACL_ALIGN_MASK_OFF=1
2025    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2026    AC_DEFINE(TARGET_NACL, 1, [...])
2027 else
2028    MONO_NACL_ALIGN_MASK_OFF=0
2029 fi
2030 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2031
2032 dnl **************
2033 dnl ***  LLVM  ***
2034 dnl **************
2035
2036 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2037 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2038
2039 if test "x$enable_llvm" = "xyes"; then
2040    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2041    if test "x$LLVM_CONFIG" = "xno"; then
2042           AC_MSG_ERROR([llvm-config not found.])
2043    fi
2044
2045    # The output of --cflags seems to include optimizations flags too
2046    LLVM_CFLAGS=`$LLVM_CONFIG --cflags | sed -e 's/-O2//g' | sed -e 's/-O0//g' | sed -e 's/-fomit-frame-pointer//g' | sed -e 's/-fPIC//g'`
2047    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2048    # from LLVM classes.
2049    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2050    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2051    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
2052    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2053
2054    # Should be something like '2.6' or '2.7svn'
2055    llvm_version=`$LLVM_CONFIG --version`
2056    major_version=`echo $llvm_version | cut -c 1`
2057    minor_version=`echo $llvm_version | cut -c 3`
2058    if echo $llvm_version | grep -q 'mono'; then
2059           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2060           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2061    fi
2062
2063    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2064    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2065    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2066
2067    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2068    # llvm's config.h
2069    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2070
2071    AC_SUBST(LLVM_CFLAGS)
2072    AC_SUBST(LLVM_CXXFLAGS)
2073    AC_SUBST(LLVM_LIBS)
2074    AC_SUBST(LLVM_LDFLAGS)
2075    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2076 fi
2077
2078 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2079 if test "x$enable_loadedllvm" = "xyes"; then
2080    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2081 fi
2082 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2083
2084 TARGET="unknown"
2085 ACCESS_UNALIGNED="yes"
2086
2087 JIT_SUPPORTED=no
2088 INTERP_SUPPORTED=no
2089 LIBC="libc.so.6"
2090 INTL="libc.so.6"
2091 SQLITE="libsqlite.so.0"
2092 SQLITE3="libsqlite3.so.0"
2093 X11="libX11.so"
2094
2095 sizeof_register="SIZEOF_VOID_P"
2096
2097 jit_wanted=false
2098 interp_wanted=false
2099 sgen_supported=false
2100 case "$host" in
2101 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2102 #               TARGET=MIPS;
2103 #               ACCESS_UNALIGNED="no"
2104 #               ;;
2105         mips*)
2106                 TARGET=MIPS;
2107                 arch_target=mips;
2108                 ACCESS_UNALIGNED="no"
2109                 JIT_SUPPORTED=yes
2110                 jit_wanted=true
2111
2112                 AC_MSG_CHECKING(for mips n32)
2113                 AC_TRY_COMPILE([], [
2114                 void main () {
2115                 #if _MIPS_SIM != _ABIN32
2116                 #error Not mips n32
2117                 #endif
2118                 }
2119                 ],[
2120                 AC_MSG_RESULT(yes)
2121                 sizeof_register=8
2122                 ],[
2123                 AC_MSG_RESULT(no)
2124                 ])
2125                 ;;
2126         i*86-*-*)
2127                 TARGET=X86;
2128                 arch_target=x86;
2129                 JIT_SUPPORTED=yes
2130                 jit_wanted=true
2131                 case $host_os in
2132                   solaris*)
2133                         LIBC="libc.so"
2134                         INTL="libintl.so"
2135                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2136                                 TARGET=AMD64
2137                                 arch_target=amd64
2138                         fi
2139
2140                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2141                         # int astruct __attribute__ ((visibility ("hidden")));
2142                         # void foo ()
2143                         # {
2144                         #       void *p = &astruct;
2145                         # }
2146                         # gcc -fPIC --shared -o libfoo.so foo.c
2147                         # yields:
2148                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2149                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2150                         have_visibility_hidden=no
2151                         ;;
2152                   cygwin*)
2153                         have_visibility_hidden=no
2154                         ;;
2155                   haiku*)
2156                         LIBC=libroot.so
2157                         ;;
2158                   linux*|darwin*)
2159                         sgen_supported=true
2160                         ;;
2161                 esac
2162                 ;;
2163         x86_64-*-* | amd64-*-*)
2164                 TARGET=AMD64;
2165                 arch_target=amd64;
2166                 JIT_SUPPORTED=yes
2167                 jit_wanted=true
2168                 case $host_os in
2169                   linux*|darwin*)
2170                         sgen_supported=true
2171                         ;;
2172                 esac
2173                 ;;
2174         ia64-*-*)
2175                 TARGET=IA64
2176                 arch_target=ia64
2177                 ACCESS_UNALIGNED="no"
2178                 JIT_SUPPORTED=yes
2179                 jit_wanted=true
2180                 LIBC="libc.so.6.1"
2181                 INTL="libc.so.6.1"
2182                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2183                 libmono_ldflags="-lunwind"
2184                 ;;
2185         sparc*-*-*)
2186                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2187                    TARGET=SPARC64
2188                 else
2189                         TARGET=SPARC
2190                 fi
2191                 arch_target=sparc;
2192                 JIT_SUPPORTED=yes
2193                 ACCESS_UNALIGNED="no"
2194                 case $host_os in
2195                   linux*) ;;
2196                   *)
2197                         LIBC="libc.so"
2198                         INTL="libintl.so"
2199                 esac
2200                 jit_wanted=true
2201                 if test x"$GCC" = xyes; then
2202                         # We don't support v8 cpus
2203                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2204                 fi
2205                 if test x"$AR" = xfalse; then
2206                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2207                 fi
2208                 ;;
2209        alpha*-*-linux* | alpha*-*-osf*)
2210                 TARGET=ALPHA;
2211                 ACCESS_UNALIGNED="no"
2212                 JIT_SUPPORTED=yes
2213                 jit_wanted=true
2214                 arch_target=alpha;
2215                 CFLAGS="$CFLAGS -mieee -O0"
2216                 case $host_os in
2217                   linux*)
2218                         LIBC="libc.so.6.1"
2219                         INTL="libc.so.6.1"
2220                 esac
2221                ;;
2222         *-mingw*|*-*-cygwin*)
2223                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2224                 have_visibility_hidden=no
2225                 INTL="intl"
2226                 ;;
2227         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2228                 TARGET=HPPA;
2229                 arch_target=hppa;
2230                 LIBC="libc.sl"
2231                 ACCESS_UNALIGNED="no"
2232                 INTERP_SUPPORTED=yes
2233                 interp_wanted=true
2234                 ;;
2235         hppa*linux*)
2236                 TARGET=HPPA;
2237                 arch_target=hppa;
2238                 ACCESS_UNALIGNED="no"
2239                 JIT_SUPPORTED=yes
2240                 jit_wanted=true
2241                 ;;
2242         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2243         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2244                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2245                         TARGET=POWERPC64;
2246                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2247                         CFLAGS="$CFLAGS -mminimal-toc"
2248                 else
2249                         TARGET=POWERPC;
2250                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2251                 fi
2252                 arch_target=ppc;
2253                 JIT_SUPPORTED=yes
2254                 jit_wanted=true
2255                 case $host_os in
2256                   linux*|darwin*)
2257                         sgen_supported=true
2258                         ;;
2259                 esac
2260                 ;;
2261         arm*-darwin*)
2262                 TARGET=ARM;
2263                 arch_target=arm;
2264                 ACCESS_UNALIGNED="no"
2265                 JIT_SUPPORTED=yes
2266                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2267                 jit_wanted=true
2268                 sgen_supported=true
2269                 ;;
2270         arm*-linux*)
2271                 TARGET=ARM;
2272                 arch_target=arm;
2273                 ACCESS_UNALIGNED="no"
2274                 JIT_SUPPORTED=yes
2275                 jit_wanted=true
2276                 sgen_supported=true
2277                 ;;
2278         s390-*-linux*)
2279                 TARGET=S390;
2280                 arch_target=s390;
2281                 ACCESS_UNALIGNED="yes"
2282                 JIT_SUPPORTED=yes
2283                 jit_wanted=true
2284                 sgen_supported=true
2285                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2286                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2287                 ;;
2288         s390x-*-linux*)
2289                 TARGET=S390x;
2290                 arch_target=s390x;
2291                 ACCESS_UNALIGNED="yes"
2292                 JIT_SUPPORTED=yes
2293                 jit_wanted=true
2294                 sgen_supported=true
2295                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2296                 ;;
2297 esac
2298
2299 if test "x$host" != "x$target"; then
2300    case "$target" in
2301    powerpc64-ps3-linux-gnu)
2302                 TARGET=POWERPC64
2303                 arch_target=powerpc64
2304                 AC_DEFINE(TARGET_PS3, 1, [...])
2305                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2306                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2307                 # uses this define
2308                 AC_DEFINE(__mono_ppc64__, 1, [...])
2309                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2310                 sizeof_register=8
2311                 target_byte_order=G_BIG_ENDIAN
2312                 ;;
2313
2314    powerpc64-xbox360-linux-gnu)
2315                 TARGET=POWERPC64
2316                 arch_target=powerpc64
2317                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2318                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2319                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2320                 # uses this define
2321                 sizeof_register=8
2322                 target_byte_order=G_BIG_ENDIAN
2323                 ;;
2324         *)
2325                 AC_MSG_WARN([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2326         esac
2327 fi
2328
2329 # FIXME: Define the others as well
2330 case "$TARGET" in
2331 X86)
2332         AC_DEFINE(TARGET_X86, 1, [...])
2333         ;;
2334 AMD64)
2335         AC_DEFINE(TARGET_AMD64, 1, [...])
2336         ;;
2337 ARM)
2338         AC_DEFINE(TARGET_ARM, 1, [...])
2339         ;;
2340 POWERPC)
2341         AC_DEFINE(TARGET_POWERPC, 1, [...])
2342         ;;
2343 POWERPC64)
2344         AC_DEFINE(TARGET_POWERPC, 1, [...])
2345         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2346         ;;
2347 esac
2348
2349 if test "x$sizeof_register" = "x4"; then
2350    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2351 elif test "x$sizeof_register" = "x8"; then
2352    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2353 else
2354    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2355 fi
2356
2357 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2358    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2359 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2360    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2361 else
2362    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2363 fi
2364
2365 if test "x$have_visibility_hidden" = "xyes"; then
2366    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2367 fi
2368
2369 if test "x$have_deprecated" = "xyes"; then
2370    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2371 fi
2372
2373 dnl
2374 dnl Simple Generational checks (sgen)
2375 dnl
2376 SGEN_DEFINES=
2377 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=yes])
2378 if test x$buildsgen = xyes; then
2379    if $sgen_supported; then
2380        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2381        gc_msg="sgen and $gc_msg"
2382    else
2383        buildsgen=no
2384        AC_MSG_WARN("Sgen is not supported on this platform")
2385    fi
2386 fi
2387 AC_SUBST(SGEN_DEFINES)
2388 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2389
2390 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2391         if test x$withval = xyes; then
2392            jit_wanted=true
2393         else
2394            jit_wanted=false
2395         fi
2396 ])
2397
2398 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2399         if test x$withval = xyes; then
2400            interp_wanted=true
2401         else
2402            interp_wanted=false
2403         fi
2404 ])
2405
2406 USEJIT=false
2407 if test x$JIT_SUPPORTED = xyes; then
2408    if $jit_wanted; then
2409       USEJIT=true
2410       jit_status="Building and using the JIT"
2411    else
2412       if $interp_wanted; then
2413          jit_status="Building the JIT, defaulting to the interpreter"
2414       else
2415          AC_ERROR(No JIT or interpreter support available or selected.)
2416       fi
2417    fi
2418 else
2419    if test x$interp_wanted = xtrue; then
2420       jit_status="interpreter"
2421    else
2422       AC_ERROR(No JIT or interpreter support available or selected.)
2423    fi
2424 fi
2425
2426 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2427
2428 libsuffix=".so"
2429
2430 case "$host" in
2431      *-*-darwin*)
2432         libsuffix=".dylib"
2433         LIBC="libc.dylib"
2434         INTL="libintl.dylib"
2435         SQLITE="libsqlite.0.dylib"
2436         SQLITE3="libsqlite3.0.dylib"
2437         X11="libX11.dylib"
2438         ;;
2439      *-*-*netbsd*)
2440         LIBC="libc.so.12"
2441         INTL="libintl.so.0"
2442         ;;
2443     *-*-*freebsd*)
2444         LIBC="libc.so"
2445         INTL="libintl.so"
2446         SQLITE="libsqlite.so"
2447         SQLITE3="libsqlite3.so"
2448         ;;
2449     *-*-*openbsd*)
2450         LIBC="libc.so"
2451         INTL="libintl.so"
2452         SQLITE="libsqlite.so"
2453         SQLITE3="libsqlite3.so"
2454         ;;
2455     *-*-*linux*)
2456         AC_PATH_X
2457         AC_MSG_CHECKING(for the soname of libX11.so)
2458         for i in $x_libraries /usr/lib /usr/lib64; do
2459                 for r in 4 5 6; do
2460                         if test -f $i/libX11.so.$r; then
2461                                 X11=libX11.so.$r
2462                                 AC_MSG_RESULT($X11)
2463                         fi
2464                 done
2465         done
2466
2467         if test "x$X11" = "xlibX11.so"; then
2468                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2469         fi
2470         ;;
2471 esac
2472
2473
2474 AC_SUBST(libsuffix)
2475
2476 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2477         if test "x$with_tls" = "x__thread"; then
2478                 #
2479                 # On some linux distributions, TLS works in executables, but linking
2480                 # against a shared library containing TLS fails with:
2481                 # undefined reference to `__tls_get_addr'
2482                 #
2483                 rm -f conftest.c conftest.so conftest
2484                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2485                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2486                 $CC -o conftest conftest.so > /dev/null 2>&1
2487                 if test ! -f conftest; then
2488                    AC_MSG_WARN([Disabling usage of __thread.]);
2489                    with_tls=pthread
2490                 fi
2491                 rm -f conftest.c conftest.so conftest
2492         fi
2493 fi
2494
2495 mono_debugger_supported=no
2496 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2497 if test "x$try_mono_debugger" = "xyes"; then
2498         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2499                 if test x$use_included_gc = xyes; then
2500                         case "$host" in
2501                         *-*-*linux*)
2502                                 mono_debugger_supported=yes
2503                                 ;;
2504                         *86-apple-darwin*)
2505                                 mono_debugger_supported=yes
2506                                 ;;
2507                         esac
2508                 fi
2509         fi
2510 fi
2511
2512 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2513 if test "x$mono_debugger_supported" = "xyes"; then
2514         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2515         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2516 fi
2517 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2518 AC_MSG_RESULT($mono_debugger_supported)
2519
2520 if test "x$with_tls" = "x__thread"; then
2521         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2522         # Pass the information to libgc
2523         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2524         AC_MSG_CHECKING(if the tls_model attribute is supported)
2525         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2526                 ], [
2527                         AC_MSG_RESULT(yes)
2528                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2529                 ], [
2530                         AC_MSG_RESULT(no)
2531         ])
2532 fi
2533
2534 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2535         dnl ******************************************
2536         dnl *** Check to see what FPU is available ***
2537         dnl ******************************************
2538         AC_MSG_CHECKING(which FPU to use)
2539
2540         AC_TRY_COMPILE([], [
2541                 __asm__ ("ldfd f0, [r0]");
2542                 ], fpu=FPA, fpu=NONE)
2543
2544         AC_MSG_RESULT($fpu)
2545         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2546         unset fpu
2547 fi
2548
2549 if test ${TARGET} = unknown; then
2550         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2551         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2552 fi
2553
2554 if test ${ACCESS_UNALIGNED} = no; then
2555         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2556 fi
2557
2558 case "x$gc" in
2559         xincluded)
2560                 # Pass CPPFLAGS to libgc configure
2561                 # We should use a separate variable for this to avoid passing useless and
2562                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2563                 # This should be executed late so we pick up the final version of CPPFLAGS
2564                 # The problem with this approach, is that during a reconfigure, the main
2565                 # configure scripts gets invoked with these arguments, so we use separate
2566                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2567                 LIBGC_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2568                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2569                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2570                 fi
2571                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2572                 AC_CONFIG_SUBDIRS(libgc)
2573                 ;;
2574 esac
2575
2576 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2577 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2578 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2579
2580 OPROFILE=no
2581 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2582         if test x$with_oprofile != xno; then
2583             oprofile_include=$with_oprofile/include
2584             if test ! -f $oprofile_include/opagent.h; then
2585                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2586                 fi
2587             OPROFILE=yes
2588                 OPROFILE_CFLAGS="-I$oprofile_include"
2589             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2590             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2591         fi
2592 ])
2593
2594 MALLOC_MEMPOOLS=no
2595 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2596         if test x$with_malloc_mempools = xyes; then
2597                 MALLOC_MEMPOOLS=yes
2598                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2599         fi
2600 ])
2601
2602
2603 DISABLE_MCS_DOCS=no
2604 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2605         if test x$with_mcs_docs != xyes; then
2606                 DISABLE_MCS_DOCS=yes
2607         fi
2608 ])
2609
2610 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2611         if test "x$with_moonlight" = "xyes"; then
2612                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2613         elif test "x$with_moonlight" = "xonly"; then
2614                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2615         fi
2616 ], [with_moonlight=no])
2617
2618
2619
2620 AC_CHECK_HEADER([malloc.h],
2621                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2622                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2623
2624 dnl
2625 dnl Consistency settings
2626 dnl
2627 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2628    DISABLE_MCS_DOCS=yes
2629 fi
2630
2631 if test x$DISABLE_MCS_DOCS = xyes; then
2632    docs_dir=""
2633 else
2634    docs_dir=docs
2635 fi
2636 AC_SUBST(docs_dir)
2637
2638 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2639 AC_SUBST(OPROFILE_CFLAGS)
2640 AC_SUBST(OPROFILE_LIBS)
2641
2642 libmono_ldflags="$libmono_ldflags $LIBS"
2643
2644 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2645 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2646 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2647 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2648
2649 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2650 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2651 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2652 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2653 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2654 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2655 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2656 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2657 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2658 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2659 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2660 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2661 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2662 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2663 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2664 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2665
2666 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2667 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2668 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2669
2670 AC_SUBST(LIBC)
2671 AC_SUBST(INTL)
2672 AC_SUBST(SQLITE)
2673 AC_SUBST(SQLITE3)
2674 AC_SUBST(X11)
2675 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2676 AC_SUBST(arch_target)
2677 AC_SUBST(CFLAGS)
2678 AC_SUBST(CPPFLAGS)
2679 AC_SUBST(LDFLAGS)
2680
2681 mono_build_root=`pwd`
2682 AC_SUBST(mono_build_root)
2683
2684 if test x$USEJIT = xtrue; then
2685   mono_runtime=mono/mini/mono
2686 else
2687   mono_runtime=mono/interpreter/mint
2688 fi
2689 AC_SUBST(mono_runtime)
2690
2691 mono_cfg_root=$mono_build_root/runtime
2692 if test x$host_win32 = xyes; then
2693   if test "x$cross_compiling" = "xno"; then
2694     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2695   else
2696     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2697   fi
2698 else
2699   mono_cfg_dir=$mono_cfg_root/etc
2700 fi
2701 AC_SUBST(mono_cfg_dir)
2702
2703 AC_CONFIG_FILES([po/mcs/Makefile.in])
2704
2705 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2706 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2707
2708 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2709 [   depth=../../../..
2710     case $srcdir in
2711     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2712     .) reldir=$depth ;;
2713     *) reldir=$depth/$srcdir ;;
2714     esac
2715     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2716     cd runtime/etc/mono/1.0
2717     rm -f machine.config
2718     $LN_S $reldir/data/net_1_1/machine.config machine.config
2719     cd $depth
2720 ],[LN_S='$LN_S'])
2721
2722 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2723 [   depth=../../../..
2724     case $srcdir in
2725     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2726     .) reldir=$depth ;;
2727     *) reldir=$depth/$srcdir ;;
2728     esac
2729     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2730     cd runtime/etc/mono/2.0
2731     rm -f machine.config
2732     $LN_S $reldir/data/net_2_0/machine.config machine.config
2733     cd $depth
2734 ],[LN_S='$LN_S'])
2735
2736 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2737 [   depth=../../../..
2738     case $srcdir in
2739     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2740     .) reldir=$depth ;;
2741     *) reldir=$depth/$srcdir ;;
2742     esac
2743     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2744     cd runtime/etc/mono/2.0
2745     rm -f web.config
2746     $LN_S $reldir/data/net_2_0/web.config web.config
2747     cd $depth
2748 ],[LN_S='$LN_S'])
2749
2750 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2751 [   depth=../../..
2752     case $srcdir in
2753     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2754     .) reldir=$depth ;;
2755     *) reldir=$depth/$srcdir ;;
2756     esac
2757     $ac_aux_dir/install-sh -d runtime/etc/mono/
2758     cd runtime/etc/mono/
2759     rm -f browscap.ini
2760     $LN_S $reldir/data/browscap.ini browscap.ini
2761     cd $depth
2762 ],[LN_S='$LN_S'])
2763
2764 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2765 [   depth=../../../../..
2766     case $srcdir in
2767     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2768     .) reldir=$depth ;;
2769     *) reldir=$depth/$srcdir ;;
2770     esac
2771     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2772     cd runtime/etc/mono/2.0/Browsers
2773     rm -f Compat.browser
2774     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2775     cd $depth
2776 ],[LN_S='$LN_S'])
2777
2778 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2779 [   depth=../../../..
2780     case $srcdir in
2781     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2782     .) reldir=$depth ;;
2783     *) reldir=$depth/$srcdir ;;
2784     esac
2785     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2786     cd runtime/etc/mono/4.0
2787     rm -f machine.config
2788     $LN_S $reldir/data/net_4_0/machine.config machine.config
2789     cd $depth
2790 ],[LN_S='$LN_S'])
2791
2792 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2793 [   depth=../../../..
2794     case $srcdir in
2795     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2796     .) reldir=$depth ;;
2797     *) reldir=$depth/$srcdir ;;
2798     esac
2799     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2800     cd runtime/etc/mono/4.0
2801     rm -f web.config
2802     $LN_S $reldir/data/net_4_0/web.config web.config
2803     cd $depth
2804 ],[LN_S='$LN_S'])
2805
2806 if test x$enable_quiet_build = xyes; then
2807    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])
2808    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])
2809 fi
2810
2811 AC_OUTPUT([
2812 Makefile
2813 mono-core.spec
2814 mono-uninstalled.pc
2815 scripts/mono-find-provides
2816 scripts/mono-find-requires
2817 mono/Makefile
2818 mono/utils/Makefile
2819 mono/metadata/Makefile
2820 mono/dis/Makefile
2821 mono/cil/Makefile
2822 mono/arch/Makefile
2823 mono/arch/x86/Makefile
2824 mono/arch/amd64/Makefile
2825 mono/arch/hppa/Makefile
2826 mono/arch/ppc/Makefile
2827 mono/arch/sparc/Makefile
2828 mono/arch/s390/Makefile
2829 mono/arch/s390x/Makefile
2830 mono/arch/arm/Makefile
2831 mono/arch/alpha/Makefile
2832 mono/arch/ia64/Makefile
2833 mono/arch/mips/Makefile
2834 mono/interpreter/Makefile
2835 mono/tests/Makefile
2836 mono/tests/tests-config
2837 mono/tests/assemblyresolve/Makefile
2838 mono/tests/cas/Makefile
2839 mono/tests/cas/assembly/Makefile
2840 mono/tests/cas/demand/Makefile
2841 mono/tests/cas/inheritance/Makefile
2842 mono/tests/cas/linkdemand/Makefile
2843 mono/tests/cas/threads/Makefile
2844 mono/benchmark/Makefile
2845 mono/monograph/Makefile
2846 mono/io-layer/Makefile
2847 mono/mini/Makefile
2848 mono/profiler/Makefile
2849 ikvm-native/Makefile
2850 scripts/Makefile
2851 man/Makefile
2852 web/Makefile
2853 docs/Makefile
2854 data/Makefile
2855 data/net_2_0/Makefile
2856 data/net_4_0/Makefile
2857 data/net_2_0/Browsers/Makefile
2858 data/mint.pc
2859 data/mono-2.pc
2860 data/mono.pc
2861 data/mono-cairo.pc
2862 data/mono-nunit.pc
2863 data/mono-options.pc
2864 data/mono-lineeditor.pc
2865 data/monodoc.pc
2866 data/mono.web.pc
2867 data/dotnet.pc
2868 data/dotnet35.pc
2869 data/wcf.pc
2870 data/cecil.pc
2871 data/system.web.extensions_1.0.pc
2872 data/system.web.extensions.design_1.0.pc
2873 data/system.web.mvc.pc
2874 data/system.web.mvc2.pc
2875 samples/Makefile
2876 support/Makefile
2877 data/config
2878 tools/Makefile
2879 tools/locale-builder/Makefile
2880 tools/sgen/Makefile
2881 runtime/Makefile
2882 msvc/Makefile
2883 po/Makefile
2884 ])
2885
2886 if test x$host_win32 = xyes; then
2887    # Get rid of 'cyg' prefixes in library names
2888    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2889    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2890    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2891    # executable doesn't work...
2892    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2893 fi
2894
2895 (
2896   case $prefix in
2897   NONE) prefix=$ac_default_prefix ;;
2898   esac
2899   case $exec_prefix in
2900   NONE) exec_prefix='${prefix}' ;;
2901   esac
2902
2903   #
2904   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2905   # any existing config.make.  This allows people to share the same source tree
2906   # with different build directories, one native and one cross
2907   #
2908   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2909
2910     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
2911
2912     echo "prefix=$prefix" > $mcs_topdir/build/config.make
2913     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
2914     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
2915     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
2916     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
2917     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
2918     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
2919     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
2920
2921     case $INSTALL in
2922     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2923     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2924     esac
2925
2926     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
2927
2928     export VERSION
2929     [myver=$($AWK 'BEGIN {
2930       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2931       if(length(vsplit [1]) > 4) {
2932         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2933       }
2934       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2935     }')]
2936
2937     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
2938
2939     if test x$platform_darwin = xyes; then
2940       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
2941     fi
2942
2943     if test x$TARGET = xAMD64 -a x$host_win32 = xno -a "x$AOT_SUPPORTED" = "xyes" -a x$enable_system_aot = xyes; then
2944       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
2945     fi
2946
2947     if test x$DISABLE_MCS_DOCS = xyes; then
2948       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
2949     fi
2950
2951     if test x$with_moonlight != xno; then
2952       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
2953     fi
2954
2955   fi
2956
2957   # if we have an olive folder, override the default settings
2958   if test -d $olivedir; then
2959
2960     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2961
2962       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2963
2964       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2965       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2966       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2967       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2968       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2969       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2970     fi
2971   fi
2972
2973 )
2974
2975 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2976
2977 echo "
2978         mcs source:    $mcsdir
2979         olive source:  $olive_topdir
2980
2981    Engine:
2982         GC:            $gc_msg
2983         GLIB:          $with_glib
2984         TLS:           $with_tls
2985         SIGALTSTACK:   $with_sigaltstack
2986         Engine:        $jit_status
2987         oprofile:      $OPROFILE
2988         BigArrays:     $enable_big_arrays
2989         DTrace:        $enable_dtrace
2990         Parallel Mark: $enable_parallel_mark
2991         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
2992
2993     Libraries:
2994         Moon Profile:  $with_moonlight
2995         MonoTouch:     $with_monotouch
2996         JNI support:   $jdk_headers_found
2997         libgdiplus:    $libgdiplus_msg
2998         zlib:          $zlib_msg
2999         $disabled
3000 "
3001 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3002    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3003 fi