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,2.9)
  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 ${libdir}`
  57 AC_SUBST(reloc_libdir)
  58
  59 dnl if linker handles the version script
  60 no_version_script=no
  61
  62 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  63 need_link_unlink=no
  64
  65 # Thread configuration inspired by sleepycat's db
  66 AC_MSG_CHECKING([host platform characteristics])
  67 libgc_threads=no
  68 has_dtrace=no
  69 parallel_mark=yes
  70 ikvm_native=yes
  71
  72 case "$host" in
  73         powerpc*-*-linux*)
  74                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  75                 disable_munmap=yes
  76         ;;
  77 esac
  78
  79 host_win32=no
  80 target_win32=no
  81 case "$host" in
  82         *-mingw*|*-*-cygwin*)
  83                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
  84                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  85                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  86                 host_win32=yes
  87                 if test "x$cross_compiling" = "xno"; then
  88                         target_win32=yes
  89                         if test "x$host" == "x$target"; then
  90                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
  91                         fi
  92                         CC="gcc -mno-cygwin -g"
  93                         CXX="g++ -mno-cygwin -g"
  94                         # So libgc configure gets -mno-cygwin
  95                         export CC
  96                         export CXX
  97                 else
  98                         target_win32=yes
  99                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 100                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 101                 fi
 102                 HOST_CC="gcc"
 103                 # Windows 2000 is required that includes Internet Explorer 5.01
 104                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 105                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 106                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 107                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 108                 libdl=
 109                 libgc_threads=win32
 110                 gc_default=included
 111                 with_sigaltstack=no
 112                 LN_S=cp
 113                 # This forces libgc to use the DllMain based thread registration code on win32
 114                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 115                 ;;
 116         *-*-*netbsd*)
 117                 host_win32=no
 118                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 119                 libmono_cflags="-D_REENTRANT"
 120                 LDFLAGS="$LDFLAGS -pthread"
 121                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 122                 libmono_ldflags="-pthread"
 123                 need_link_unlink=yes
 124                 libdl="-ldl"
 125                 libgc_threads=pthreads
 126                 with_sigaltstack=no
 127                 use_sigposix=yes
 128                 ;;
 129         *-*-*freebsd*)
 130                 host_win32=no
 131                 if test "x$PTHREAD_CFLAGS" = "x"; then
 132                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 133                         libmono_cflags=
 134                 else
 135                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 136                         libmono_cflags="$PTHREAD_CFLAGS"
 137                 fi
 138                 if test "x$PTHREAD_LIBS" = "x"; then
 139                         LDFLAGS="$LDFLAGS -pthread"
 140                         libmono_ldflags="-pthread"
 141                 else
 142                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 143                         libmono_ldflags="$PTHREAD_LIBS"
 144                 fi
 145                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 146                 need_link_unlink=yes
 147                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 148                 libdl=
 149                 libgc_threads=pthreads
 150                 # This doesn't seem to work as of 7.0 on amd64
 151                 with_sigaltstack=no
 152 # TLS is only partially implemented on -CURRENT (compiler support
 153 # but NOT library support)
 154 #
 155                 with_tls=pthread
 156                 use_sigposix=yes
 157                 ;;
 158         *-*-*openbsd*)
 159                 host_win32=no
 160                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 161                 if test "x$disable_munmap" != "xyes"; then
 162                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 163                 fi
 164                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 165                 LDFLAGS="$LDFLAGS -pthread"
 166                 need_link_unlink=yes
 167                 AC_DEFINE(PTHREAD_POINTER_ID)
 168                 libdl=
 169                 gc_default=boehm
 170                 libgc_threads=pthreads
 171                 with_sigaltstack=no
 172                 use_sigposix=yes
 173                 ;;
 174         *-*-linux*)
 175                 host_win32=no
 176                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 177                 if test "x$disable_munmap" != "xyes"; then
 178                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 179                 fi
 180                 libmono_cflags="-D_REENTRANT"
 181                 libdl="-ldl"
 182                 libgc_threads=pthreads
 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="$CPPFLAGS -DUSE_MUNMAP"
 190                 fi
 191                 libmono_cflags="-D_REENTRANT"
 192                 libdl=
 193                 libgc_threads=pthreads
 194                 gc_default=boehm
 195                 use_sigposix=yes
 196                 ikvm_native=no
 197                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 198                 ;;
 199         *-*-hpux*)
 200                 host_win32=no
 201                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 202                 # +ESdbgasm only valid on bundled cc on RISC
 203                 # silently ignored for ia64
 204                 if test $GCC != "yes"; then
 205                         CFLAGS="$CFLAGS +ESdbgasm"
 206                         # Arrange for run-time dereferencing of null
 207                         # pointers to produce a SIGSEGV signal.
 208                         LDFLAGS="$LDFLAGS -z"
 209                 fi
 210                 CFLAGS="$CFLAGS +ESdbgasm"
 211                 LDFLAGS="$LDFLAGS -z"
 212                 libmono_cflags="-D_REENTRANT"
 213                 libmono_ldflags="-lpthread"
 214                 libgc_threads=pthreads
 215                 need_link_unlink=yes
 216                 use_sigposix=yes
 217                 ;;
 218         *-*-solaris*)
 219                 host_win32=no
 220                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 221                 need_link_unlink=yes
 222                 libmono_cflags="-D_REENTRANT"
 223                 libgc_threads=pthreads
 224                 # This doesn't seem to work on solaris/x86, but the configure test runs
 225                 with_tls=pthread
 226                 has_dtrace=yes
 227                 use_sigposix=yes
 228                 enable_solaris_tar_check=yes
 229                 ;;
 230         *-*-darwin*)
 231                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 232                 host_win32=no
 233                 platform_darwin=yes
 234                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 235                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 236                 libmono_cflags="-D_THREAD_SAFE"
 237                 LDFLAGS="$LDFLAGS -pthread"
 238                 libmono_ldflags="-pthread"
 239                 need_link_unlink=yes
 240                 AC_DEFINE(PTHREAD_POINTER_ID)
 241                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 242                 no_version_script=yes
 243                 libdl=
 244                 libgc_threads=pthreads
 245                 has_dtrace=yes
 246                 if test "x$cross_compiling" = "xyes"; then
 247                         has_broken_apple_cpp=yes
 248                 fi
 249                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
 250                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 251                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 252                 case "$host" in
 253                         dnl Snow Leopard config.guess reports as this
 254                         i*86-*-darwin10*)
 255                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 256                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 257                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 258                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 259                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 260                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 261                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 262                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 263                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 264                                 ;;
 265                 esac
 266                 ;;
 267         *-*-haiku*)
 268                 host_win32=no
 269                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 270                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 271                 libdl=
 272                 LIBS="$LIBS -lnetwork"
 273                 need_link_unlink=yes
 274                 AC_DEFINE(PTHREAD_POINTER_ID)
 275                 libgc_threads=pthreads
 276                 use_sigposix=yes
 277                 ;;
 278         *)
 279                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 280                 host_win32=no
 281                 libdl="-ldl"
 282                 ;;
 283 esac
 284 AC_MSG_RESULT(ok)
 285
 286 if test x$need_link_unlink = xyes; then
 287    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 288 fi
 289
 290 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 291 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 292 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 293 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 294 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 295
 296 AC_CHECK_TOOL(CC, gcc, gcc)
 297 AC_PROG_CC
 298 AC_CHECK_TOOL(CXX, g++, g++)
 299 AC_PROG_CXX
 300 AM_PROG_AS
 301 AM_PROG_CC_STDC
 302 AC_PROG_INSTALL
 303 AC_PROG_AWK
 304 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 305 : ${CCAS='$(CC)'}
 306 # Set ASFLAGS if not already set.
 307 : ${CCASFLAGS='$(CFLAGS)'}
 308 AC_SUBST(CCAS)
 309 AC_SUBST(CCASFLAGS)
 310
 311 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 312 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 313 if test "x$CXX" = "xg++"; then
 314         if test "x$GXX" != "xyes"; then
 315                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 316                 # are inside automake conditionals
 317                 AC_MSG_ERROR([You need to install g++])
 318         fi
 319 fi
 320
 321 AC_CHECK_PROG(BISON, bison,yes,no)
 322 if test "x$BISON" = "xno";
 323 then
 324         AC_MSG_ERROR([You need to install bison])
 325 fi
 326
 327 dnl may require a specific autoconf version
 328 dnl AC_PROG_CC_FOR_BUILD
 329 dnl CC_FOR_BUILD not automatically detected
 330 CC_FOR_BUILD=$CC
 331 CFLAGS_FOR_BUILD=$CFLAGS
 332 BUILD_EXEEXT=
 333 if test "x$cross_compiling" = "xyes"; then
 334         CC_FOR_BUILD=cc
 335         CFLAGS_FOR_BUILD=
 336         BUILD_EXEEXT=""
 337 fi
 338 AC_SUBST(CC_FOR_BUILD)
 339 AC_SUBST(CFLAGS_FOR_BUILD)
 340 AC_SUBST(HOST_CC)
 341 AC_SUBST(BUILD_EXEEXT)
 342
 343 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 344 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 345
 346 # Set STDC_HEADERS
 347 AC_HEADER_STDC
 348 AC_LIBTOOL_WIN32_DLL
 349 # This causes monodis to not link correctly
 350 #AC_DISABLE_FAST_INSTALL
 351 AM_PROG_LIBTOOL
 352 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 353 DOLT
 354
 355 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 356 AC_SUBST(export_ldflags)
 357
 358 # Test whenever ld supports -version-script
 359 AC_PROG_LD
 360 AC_PROG_LD_GNU
 361 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 362    no_version_script=yes
 363 fi
 364
 365 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 366
 367 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 sys/param.h)
 368 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)
 369
 370 AC_CHECK_HEADERS(sys/user.h, [], [],
 371 [
 372 #ifdef HAVE_SYS_PARAM_H
 373 # include <sys/param.h>
 374 #endif
 375 ])
 376
 377 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 378 if test x$have_zlib = xyes; then
 379    AC_TRY_COMPILE([#include <zlib.h>], [
 380    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 381    return 0;
 382    #else
 383    #error No good zlib found
 384    #endif
 385    ],[
 386         AC_MSG_RESULT(Using system zlib)
 387         zlib_msg="system zlib"
 388         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 389    ],[
 390         AC_MSG_RESULT(Using embedded zlib)
 391         have_zlib=no
 392         zlib_msg="bundled zlib"
 393    ])
 394 fi
 395
 396 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 397 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 398
 399 # for mono/metadata/debug-symfile.c
 400 AC_CHECK_HEADERS(elf.h)
 401
 402 # for support
 403 AC_CHECK_HEADERS(poll.h)
 404 AC_CHECK_HEADERS(sys/poll.h)
 405 AC_CHECK_HEADERS(sys/wait.h)
 406 AC_CHECK_HEADERS(grp.h)
 407 AC_CHECK_HEADERS(syslog.h)
 408
 409 # for mono/dis
 410 AC_CHECK_HEADERS(wchar.h)
 411 AC_CHECK_HEADERS(ieeefp.h)
 412 AC_MSG_CHECKING(for isinf)
 413 AC_TRY_LINK([#include <math.h>], [
 414         int f = isinf (1);
 415 ], [
 416         AC_MSG_RESULT(yes)
 417         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 418 ], [
 419         # We'll have to use signals
 420         AC_MSG_RESULT(no)
 421 ])
 422
 423
 424 # not 64 bit clean in cross-compile
 425 AC_CHECK_SIZEOF(void *, 4)
 426
 427 WARN=''
 428 if test x"$GCC" = xyes; then
 429         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 430                 # The runtime code does not respect ANSI C strict aliasing rules
 431                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 432
 433                 ORIG_CFLAGS=$CFLAGS
 434                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 435                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 436                 AC_TRY_COMPILE([], [
 437                                                    void main () { }
 438                 ], [
 439                    AC_MSG_RESULT(yes)
 440                 ], [
 441                    AC_MSG_RESULT(no)
 442                    CFLAGS=$ORIG_CFLAGS
 443                 ])
 444 else
 445         # The Sun Forte compiler complains about inline functions that access static variables
 446         # so disable all inlining.
 447         case "$host" in
 448         *-*-solaris*)
 449                 CFLAGS="$CFLAGS -Dinline="
 450                 ;;
 451         esac
 452 fi
 453 CFLAGS="$CFLAGS -g $WARN"
 454 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 455
 456 # Where's the 'mcs' source tree?
 457 if test -d $srcdir/mcs; then
 458   mcsdir=mcs
 459 else
 460   mcsdir=../mcs
 461 fi
 462
 463 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 464         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 465                 mcsdir=$with_mcs_path
 466         fi
 467 )
 468
 469 #
 470 # A sanity check to catch cases where the package was unpacked
 471 # with an ancient tar program (Solaris)
 472 #
 473 AC_ARG_ENABLE(solaris-tar-check,
 474 [  --disable-solaris-tar-check    disable solaris tar check],
 475    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 476
 477 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 478         AC_MSG_CHECKING(integrity of package)
 479         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 480         then
 481                 AC_MSG_RESULT(ok)
 482         else
 483                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 484                 AC_MSG_ERROR([$errorm])
 485         fi
 486 fi
 487
 488 if test "x$with_mcs_path" != "x"; then
 489 mcs_topdir=$(cd "$mcsdir" && pwd)
 490 mcs_topdir_from_srcdir=$mcs_topdir
 491 else
 492 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 493 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 494 fi
 495
 496 # Convert mcs_topdir* paths to Windows syntax.
 497 if test x$cross_compiling$host_win32 = xnoyes; then
 498   mcs_topdir=$(cygpath -m $mcs_topdir)
 499   case $mcs_topdir_from_srcdir in
 500     /cygdrive/*)
 501         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 502         ;;
 503   esac
 504 fi
 505
 506 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 507 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 508
 509 AC_SUBST([mcs_topdir])
 510 AC_SUBST([mcs_topdir_from_srcdir])
 511
 512 # Where's the 'olive' source tree?
 513 if test -d $srcdir/olive; then
 514   olivedir=olive
 515 else
 516   olivedir=../olive
 517 fi
 518
 519 if test -d $srcdir/$olivedir; then
 520 olive_topdir='$(top_srcdir)/'$olivedir
 521 fi
 522
 523 # gettext: prepare the translation directories.
 524 # we do not configure the full gettext, as we consume it dynamically from C#
 525 AM_PO_SUBDIRS
 526
 527 if test "x$USE_NLS" = "xyes"; then
 528    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 529
 530    if test "x$HAVE_MSGFMT" = "xno"; then
 531           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 532    fi
 533 fi
 534
 535 AC_ARG_WITH([libgdiplus],
 536         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 537         [], [with_libgdiplus=installed])
 538
 539 case $with_libgdiplus in
 540 no|installed) libgdiplus_loc= ;;
 541 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 542 /*) libgdiplus_loc=$with_libgdiplus ;;
 543 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 544 esac
 545 AC_SUBST([libgdiplus_loc])
 546
 547 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 548
 549 pkg_config_path=
 550 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 551         if test x$with_crosspkgdir = "x"; then
 552                 if test -s $PKG_CONFIG_PATH; then
 553                         pkg_config_path=$PKG_CONFIG_PATH
 554                 fi
 555         else
 556                 pkg_config_path=$with_crosspkgdir
 557                 PKG_CONFIG_PATH=$pkg_config_path
 558                 export PKG_CONFIG_PATH
 559         fi
 560 )
 561
 562 AC_ARG_WITH([glib],
 563         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to embedded)],
 564         [], [with_glib=embedded])
 565
 566 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 567 AC_CONFIG_SUBDIRS(eglib)
 568
 569 case $with_glib in
 570 embedded)
 571   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 572   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 573   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 574   BUILD_GLIB_LIBS="$GLIB_LIBS"
 575   GMODULE_CFLAGS="$GLIB_CFLAGS"
 576   GMODULE_LIBS="$GLIB_LIBS"
 577   ;;
 578 system)
 579   AC_MSG_ERROR([--with-glib=system is no longer supported as of Mono 2.8])
 580   ;;
 581 *)
 582   AC_MSG_ERROR([Invalid argument to --with-glib.])
 583 esac
 584
 585 AC_SUBST(GLIB_CFLAGS)
 586 AC_SUBST(GLIB_LIBS)
 587 AC_SUBST(GMODULE_CFLAGS)
 588 AC_SUBST(GMODULE_LIBS)
 589 AC_SUBST(BUILD_GLIB_CFLAGS)
 590 AC_SUBST(BUILD_GLIB_LIBS)
 591
 592 if test x$cross_compiling$host_win32 = xnoyes; then
 593    AC_MSG_CHECKING(for cygwin glib2-dev package)
 594    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 595       AC_MSG_RESULT(found)
 596           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.])
 597    else
 598       AC_MSG_RESULT(not found, ok)
 599    fi
 600
 601    AC_MSG_CHECKING(for broken gwin32.h)
 602    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 603    if test -f $glib_include/glib/gwin32.h; then
 604           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 605                  AC_MSG_RESULT(failed)
 606                  hashmark='#'
 607                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 608           fi
 609    fi
 610    AC_MSG_RESULT(ok)
 611 fi
 612
 613 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 614
 615 # Enable support for fast thread-local storage
 616 # Some systems have broken support, so we allow to disable it.
 617 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 618
 619 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 620 # This does not work on some platforms (bug #55253)
 621 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 622
 623 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 624 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 625
 626 if test "x$enable_static" = "xno"; then
 627    with_static_mono=no
 628 fi
 629
 630 if test "x$enable_shared" = "xno"; then
 631    with_shared_mono=no
 632 fi
 633
 634 if test "x$host_win32" = "xyes"; then
 635    # Boehm GC requires the runtime to be in its own dll
 636    with_static_mono=no
 637 fi
 638
 639 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 640 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 641 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 642
 643 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 644 if test "x$with_xen_opt" = "xyes"; then
 645         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 646         ORIG_CFLAGS=$CFLAGS
 647         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 648         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 649         AC_TRY_COMPILE([], [
 650                                            void main () { }
 651         ], [
 652            AC_MSG_RESULT(yes)
 653            # Pass it to libgc as well
 654            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 655         ], [
 656            AC_MSG_RESULT(no)
 657            CFLAGS=$ORIG_CFLAGS
 658         ])
 659 fi
 660
 661 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 662 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 663
 664 if test x$enable_small_config = xyes; then
 665         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 666         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 667 fi
 668
 669 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=$enableval, enable_system_aot=default)
 670
 671 DISABLED_FEATURES=none
 672
 673 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 674      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 675      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization, assembly_remapping.],
 676 [
 677         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 678                 eval "mono_feature_disable_$feature='yes'"
 679         done
 680         DISABLED_FEATURES=$enable_minimal
 681         disabled="Disabled:      $enable_minimal"
 682 ],[])
 683
 684 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 685
 686 if test "x$mono_feature_disable_aot" = "xyes"; then
 687         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 688         AC_MSG_NOTICE([Disabled AOT compiler])
 689 fi
 690
 691 if test "x$mono_feature_disable_profiler" = "xyes"; then
 692         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 693         AC_MSG_NOTICE([Disabled support for the profiler])
 694 fi
 695 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 696
 697 if test "x$mono_feature_disable_decimal" = "xyes"; then
 698         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 699         AC_MSG_NOTICE([Disabled support for decimal])
 700 fi
 701
 702 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 703         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 704         AC_MSG_NOTICE([Disabled support for P/Invoke])
 705 fi
 706
 707 if test "x$mono_feature_disable_debug" = "xyes"; then
 708         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 709         AC_MSG_NOTICE([Disabled support for runtime debugging])
 710 fi
 711
 712 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 713         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 714         mono_feature_disable_reflection_emit_save=yes
 715         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 716 fi
 717
 718 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 719         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 720         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 721 fi
 722
 723 if test "x$mono_feature_disable_large_code" = "xyes"; then
 724         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 725         AC_MSG_NOTICE([Disabled support for large assemblies])
 726 fi
 727
 728 if test "x$mono_feature_disable_logging" = "xyes"; then
 729         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 730         AC_MSG_NOTICE([Disabled support for logging])
 731 fi
 732
 733 if test "x$mono_feature_disable_com" = "xyes"; then
 734         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 735         AC_MSG_NOTICE([Disabled COM support])
 736 fi
 737
 738 if test "x$mono_feature_disable_ssa" = "xyes"; then
 739         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 740         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 741 fi
 742
 743 if test "x$mono_feature_disable_generics" = "xyes"; then
 744         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 745         AC_MSG_NOTICE([Disabled Generics Support])
 746 fi
 747
 748 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 749         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 750         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 751 fi
 752
 753 if test "x$mono_feature_disable_portability" = "xyes"; then
 754         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 755         AC_MSG_NOTICE([Disabled IO Portability layer])
 756 fi
 757
 758 if test "x$mono_feature_disable_attach" = "xyes"; then
 759         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 760         AC_MSG_NOTICE([Disabled agent attach])
 761 fi
 762
 763 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 764         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 765         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 766 fi
 767
 768 if test "x$mono_feature_disable_verifier" = "xyes"; then
 769         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 770         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 771 fi
 772
 773 if test "x$mono_feature_disable_jit" = "xyes"; then
 774         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 775         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 776 fi
 777
 778 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 779
 780 if test "x$mono_feature_disable_simd" = "xyes"; then
 781         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 782         AC_MSG_NOTICE([Disabled SIMD support])
 783 fi
 784
 785 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 786         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 787         AC_MSG_NOTICE([Disabled Soft Debugger.])
 788 fi
 789
 790 if test "x$mono_feature_disable_normalization" = "xyes"; then
 791         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 792         AC_MSG_NOTICE([Disabled String normalization support.])
 793 fi
 794
 795 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 796         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 797         AC_MSG_NOTICE([Disabled Assembly remapping.])
 798 fi
 799
 800 AC_MSG_CHECKING(for visibility __attribute__)
 801 AC_TRY_COMPILE([], [
 802    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 803    void main () { doit (); }
 804 ], [
 805    have_visibility_hidden=yes
 806    AC_MSG_RESULT(yes)
 807 ], [
 808    have_visibility_hidden=no
 809    AC_MSG_RESULT(no)
 810 ])
 811
 812 AC_MSG_CHECKING(for deprecated __attribute__)
 813 AC_TRY_COMPILE([
 814      int doit (void) __attribute__ ((deprecated));
 815      int doit (void) { return 0; }
 816 ], [
 817         return 0;
 818 ], [
 819    have_deprecated=yes
 820    AC_MSG_RESULT(yes)
 821 ], [
 822    have_deprecated=no
 823    AC_MSG_RESULT(no)
 824 ])
 825
 826 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 827 if test x$enable_parallel_mark = xyes; then
 828         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 829 fi
 830
 831 dnl
 832 dnl Boehm GC configuration
 833 dnl
 834 LIBGC_CFLAGS=
 835 LIBGC_LIBS=
 836 LIBGC_STATIC_LIBS=
 837 libgc_dir=
 838 case "x$gc" in
 839         xboehm|xbohem|xyes)
 840                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 841                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 842
 843                 if test "x$found_boehm" != "xyes"; then
 844                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 845                 fi
 846                 if test "x$gc_headers" != "xyes"; then
 847                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 848                 fi
 849
 850                 LIBGC_LIBS="-lgc $libdl"
 851                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 852                 libmono_ldflags="$libmono_ldflags -lgc"
 853                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 854
 855                 # AC_CHECK_FUNCS does not work for some reason...
 856                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 857                 if test "x$found_gcj_malloc" = "xyes"; then
 858                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 859                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 860                         gc_msg="System Boehm with typed GC"
 861                 else
 862                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 863                         gc_msg="System Boehm (without typed GC)"
 864                 fi
 865                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 866                 if test "x$found_gc_enable" = "xyes"; then
 867                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 868                 fi
 869                 ;;
 870
 871         xincluded)
 872                 use_included_gc=yes
 873                 libgc_dir=libgc
 874
 875                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 876                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 877                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 878
 879                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 880
 881                 gc_msg="bundled Boehm GC with typed GC"
 882                 if test x$enable_parallel_mark = xyes; then
 883                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 884                         gc_msg="$gc_msg and parallel mark"
 885                 else
 886                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 887                 fi
 888                 ;;
 889
 890         xsgen)
 891                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 892                 ;;
 893
 894         xnone)
 895                 AC_MSG_WARN("Compiling mono without GC.")
 896                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 897                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 898                 ;;
 899         *)
 900                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 901                 ;;
 902 esac
 903
 904 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 905 if test "x$large_heap" = "xyes"; then
 906    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 907 fi
 908
 909 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 910 AC_SUBST(LIBGC_CFLAGS)
 911 AC_SUBST(LIBGC_LIBS)
 912 AC_SUBST(LIBGC_STATIC_LIBS)
 913 AC_SUBST(libgc_dir)
 914 AC_SUBST(BOEHM_DEFINES)
 915
 916 dnl
 917 dnl End of libgc checks
 918 dnl
 919
 920 dnl *************************************
 921 dnl *** Checks for zero length arrays ***
 922 dnl *************************************
 923 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 924 AC_TRY_COMPILE([
 925         struct s {
 926                 int  length;
 927                 char data [0];
 928         };
 929 ], [], [
 930         AC_MSG_RESULT(yes)
 931         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 932 ], [
 933         AC_MSG_RESULT(no)
 934         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 935 ])
 936
 937 if test x$target_win32 = xno; then
 938
 939         dnl hires monotonic clock support
 940         AC_SEARCH_LIBS(clock_gettime, rt)
 941
 942         dnl dynamic loader support
 943         AC_CHECK_FUNC(dlopen, DL_LIB="",
 944                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 945         )
 946         if test x$dl_support = xno; then
 947                 AC_MSG_WARN([No dynamic loading support available])
 948         else
 949                 LIBS="$LIBS $DL_LIB"
 950                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 951                 dnl from glib's configure.in
 952                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 953                         mono_cv_uscore,[
 954                         AC_TRY_RUN([#include <dlfcn.h>
 955                         int mono_underscore_test (void) { return 42; }
 956                         int main() {
 957                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 958                           handle = dlopen ((void*)0, 0);
 959                           if (handle) {
 960                             f1 = dlsym (handle, "mono_underscore_test");
 961                             f2 = dlsym (handle, "_mono_underscore_test");
 962                           } return (!f2 || f1);
 963                         }],
 964                                 [mono_cv_uscore=yes],
 965                                 [mono_cv_uscore=no],
 966                         [])
 967                 ])
 968                 if test "x$mono_cv_uscore" = "xyes"; then
 969                         MONO_DL_NEED_USCORE=1
 970                 else
 971                         MONO_DL_NEED_USCORE=0
 972                 fi
 973                 AC_SUBST(MONO_DL_NEED_USCORE)
 974                 AC_CHECK_FUNC(dlerror)
 975         fi
 976
 977         dnl ******************************************************************
 978         dnl *** Checks for the IKVM JNI interface library                  ***
 979         dnl ******************************************************************
 980         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=$ikvm_native])
 981
 982         ikvm_native_dir=
 983         if test x$with_ikvm_native = xyes; then
 984                 ikvm_native_dir=ikvm-native
 985                 jdk_headers_found="IKVM Native"
 986         fi
 987
 988         AC_SUBST(ikvm_native_dir)
 989
 990         AC_CHECK_HEADERS(execinfo.h)
 991
 992         AC_CHECK_FUNCS(getgrgid_r)
 993         AC_CHECK_FUNCS(getgrnam_r)
 994         AC_CHECK_FUNCS(getpwnam_r)
 995         AC_CHECK_FUNCS(getpwuid_r)
 996         AC_CHECK_FUNCS(getresuid)
 997         AC_CHECK_FUNCS(setresuid)
 998         AC_CHECK_FUNCS(kqueue)
 999         AC_CHECK_FUNCS(backtrace_symbols)
1000         AC_CHECK_FUNCS(mkstemp)
1001         AC_CHECK_FUNCS(mmap)
1002         AC_CHECK_FUNCS(madvise)
1003         AC_CHECK_FUNCS(getrusage)
1004         AC_CHECK_FUNCS(getpriority)
1005         AC_CHECK_FUNCS(setpriority)
1006         AC_CHECK_FUNCS(dl_iterate_phdr)
1007         AC_CHECK_FUNCS(sysconf)
1008
1009         AC_CHECK_FUNCS(sched_setaffinity)
1010         AC_CHECK_FUNCS(sched_getcpu)
1011
1012         dnl ****************************************************************
1013         dnl *** Check for sched_setaffinity from glibc versions before   ***
1014         dnl *** 2.3.4. The older versions of the function only take 2    ***
1015         dnl *** parameters, not 3.                                       ***
1016         dnl ***                                                          ***
1017         dnl *** Because the interface change was not made in a minor     ***
1018         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1019         dnl *** won't always indicate the interface sched_affinity has.  ***
1020         dnl ****************************************************************
1021         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1022         AC_TRY_COMPILE([#include <sched.h>], [
1023                 int main() {
1024             int mask = 1;
1025             sched_setaffinity(0, &mask);
1026         }
1027         ], [
1028                 # Yes, we have it...
1029                 AC_MSG_RESULT(yes)
1030                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1031         ], [
1032                 # We have the new, three-parameter version
1033                 AC_MSG_RESULT(no)
1034         ])
1035
1036
1037         dnl ******************************************************************
1038         dnl *** Check for large file support                               ***
1039         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1040         dnl ******************************************************************
1041
1042         # Check that off_t can represent 2**63 - 1 correctly, working around
1043         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1044         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1045         large_offt=no
1046         AC_DEFUN([LARGE_FILES], [
1047                 large_CPPFLAGS=$CPPFLAGS
1048                 CPPFLAGS="$CPPFLAGS $1"
1049                 AC_TRY_RUN([
1050                         #include <sys/types.h>
1051
1052                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1053
1054                         int main(void) {
1055                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1056                                                (BIG_OFF_T%2147483647==1));
1057                                 if(big_off_t) {
1058                                         exit(0);
1059                                 } else {
1060                                         exit(1);
1061                                 }
1062                         }
1063                 ], [
1064                         AC_MSG_RESULT(ok)
1065                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1066                         large_CPPFLAGS="$large_CPPFLAGS $1"
1067                         large_offt=yes
1068                 ], [
1069                         AC_MSG_RESULT(no)
1070                 ], "")
1071                 CPPFLAGS=$large_CPPFLAGS
1072         ])
1073
1074         AC_MSG_CHECKING(if off_t is 64 bits wide)
1075         LARGE_FILES("")
1076         if test $large_offt = no; then
1077                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1078                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1079         fi
1080         if test $large_offt = no; then
1081                 AC_MSG_WARN([No 64 bit file size support available])
1082         fi
1083
1084         dnl *****************************
1085         dnl *** Checks for libsocket  ***
1086         dnl *****************************
1087         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1088
1089         dnl *******************************
1090         dnl *** Checks for MSG_NOSIGNAL ***
1091         dnl *******************************
1092         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1093         AC_TRY_COMPILE([#include <sys/socket.h>], [
1094                 int f = MSG_NOSIGNAL;
1095         ], [
1096                 # Yes, we have it...
1097                 AC_MSG_RESULT(yes)
1098                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1099         ], [
1100                 # We'll have to use signals
1101                 AC_MSG_RESULT(no)
1102         ])
1103
1104         dnl *****************************
1105         dnl *** Checks for SOL_IP     ***
1106         dnl *****************************
1107         AC_MSG_CHECKING(for SOL_IP)
1108         AC_TRY_COMPILE([#include <netdb.h>], [
1109                 int level = SOL_IP;
1110         ], [
1111                 # Yes, we have it...
1112                 AC_MSG_RESULT(yes)
1113                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1114         ], [
1115                 # We'll have to use getprotobyname
1116                 AC_MSG_RESULT(no)
1117         ])
1118
1119         dnl *****************************
1120         dnl *** Checks for SOL_IPV6     ***
1121         dnl *****************************
1122         AC_MSG_CHECKING(for SOL_IPV6)
1123         AC_TRY_COMPILE([#include <netdb.h>], [
1124                 int level = SOL_IPV6;
1125         ], [
1126                 # Yes, we have it...
1127                 AC_MSG_RESULT(yes)
1128                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1129         ], [
1130                 # We'll have to use getprotobyname
1131                 AC_MSG_RESULT(no)
1132         ])
1133
1134         dnl *****************************
1135         dnl *** Checks for SOL_TCP    ***
1136         dnl *****************************
1137         AC_MSG_CHECKING(for SOL_TCP)
1138         AC_TRY_COMPILE([#include <netdb.h>], [
1139                 int level = SOL_TCP;
1140         ], [
1141                 # Yes, we have it...
1142                 AC_MSG_RESULT(yes)
1143                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1144         ], [
1145                 # We'll have to use getprotobyname
1146                 AC_MSG_RESULT(no)
1147         ])
1148
1149         dnl *****************************
1150         dnl *** Checks for IP_PKTINFO ***
1151         dnl *****************************
1152         AC_MSG_CHECKING(for IP_PKTINFO)
1153         AC_TRY_COMPILE([#include <netdb.h>], [
1154                 int level = IP_PKTINFO;
1155         ], [
1156                 # Yes, we have it...
1157                 AC_MSG_RESULT(yes)
1158                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1159         ], [
1160                 AC_MSG_RESULT(no)
1161         ])
1162
1163         dnl *****************************
1164         dnl *** Checks for IPV6_PKTINFO ***
1165         dnl *****************************
1166         AC_MSG_CHECKING(for IPV6_PKTINFO)
1167         AC_TRY_COMPILE([#include <netdb.h>], [
1168                 int level = IPV6_PKTINFO;
1169         ], [
1170                 # Yes, we have it...
1171                 AC_MSG_RESULT(yes)
1172                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1173         ], [
1174                 AC_MSG_RESULT(no)
1175         ])
1176
1177         dnl **********************************
1178         dnl *** Checks for IP_DONTFRAGMENT ***
1179         dnl **********************************
1180         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1181         AC_TRY_COMPILE([#include <netdb.h>], [
1182                 int level = IP_DONTFRAGMENT;
1183         ], [
1184                 # Yes, we have it...
1185                 AC_MSG_RESULT(yes)
1186                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1187         ], [
1188                 AC_MSG_RESULT(no)
1189         ])
1190
1191         dnl **********************************
1192         dnl *** Checks for IP_MTU_DISCOVER ***
1193         dnl **********************************
1194         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1195         AC_TRY_COMPILE([#include <netdb.h>], [
1196                 int level = IP_MTU_DISCOVER;
1197         ], [
1198                 # Yes, we have it...
1199                 AC_MSG_RESULT(yes)
1200                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1201         ], [
1202                 AC_MSG_RESULT(no)
1203         ])
1204
1205         dnl *********************************
1206         dnl *** Check for struct ip_mreqn ***
1207         dnl *********************************
1208         AC_MSG_CHECKING(for struct ip_mreqn)
1209         AC_TRY_COMPILE([#include <netinet/in.h>], [
1210                 struct ip_mreqn mreq;
1211                 mreq.imr_address.s_addr = 0;
1212         ], [
1213                 # Yes, we have it...
1214                 AC_MSG_RESULT(yes)
1215                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1216         ], [
1217                 # We'll just have to try and use struct ip_mreq
1218                 AC_MSG_RESULT(no)
1219                 AC_MSG_CHECKING(for struct ip_mreq)
1220                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1221                         struct ip_mreq mreq;
1222                         mreq.imr_interface.s_addr = 0;
1223                 ], [
1224                         # Yes, we have it...
1225                         AC_MSG_RESULT(yes)
1226                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1227                 ], [
1228                         # No multicast support
1229                         AC_MSG_RESULT(no)
1230                 ])
1231         ])
1232
1233         dnl **********************************
1234         dnl *** Check for gethostbyname2_r ***
1235         dnl **********************************
1236         AC_MSG_CHECKING(for gethostbyname2_r)
1237                 AC_TRY_LINK([#include <netdb.h>], [
1238                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1239         ], [
1240                 # Yes, we have it...
1241                 AC_MSG_RESULT(yes)
1242                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1243         ], [
1244                 AC_MSG_RESULT(no)
1245         ])
1246
1247         dnl *****************************
1248         dnl *** Checks for libnsl     ***
1249         dnl *****************************
1250         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1251
1252         AC_CHECK_FUNCS(inet_pton inet_aton)
1253
1254         dnl ***********************************************
1255         dnl *** Checks for size of sockaddr_un.sun_path ***
1256         dnl ***********************************************
1257         # AC_CHECK_SIZEOF can't cope with struct members :-(
1258         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1259         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1260                 [AC_TRY_RUN([
1261                         #include <sys/types.h>
1262                         #include <stdio.h>
1263                         #include <sys/un.h>
1264
1265                         int main(void) {
1266                                 struct sockaddr_un sock_un;
1267                                 FILE *f=fopen("conftestval", "w");
1268                                 if(!f) exit(1);
1269                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1270                                 exit(0);
1271                         }
1272                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1273                    mono_cv_sizeof_sunpath=0,
1274                    mono_cv_sizeof_sunpath=0)])dnl
1275         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1276         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1277
1278         dnl *****************************
1279         dnl *** Checks for libxnet    ***
1280         dnl *****************************
1281         case "${host}" in
1282                 *solaris* )
1283                         AC_MSG_CHECKING(for Solaris XPG4 support)
1284                         if test -f /usr/lib/libxnet.so; then
1285                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1286                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1287                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1288                                 LIBS="$LIBS -lxnet"
1289                                 AC_MSG_RESULT(yes)
1290                         else
1291                                 AC_MSG_RESULT(no)
1292                         fi
1293
1294                         if test "$GCC" = "yes"; then
1295                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1296                         fi
1297                 ;;
1298         esac
1299
1300         dnl *****************************
1301         dnl *** Checks for libpthread ***
1302         dnl *****************************
1303 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1304 # and libpthread does not exist
1305 #
1306         case "${host}" in
1307                 *-*-*freebsd*)
1308                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1309                 ;;
1310                 *-*-*openbsd*)
1311                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1312                 ;;
1313                 *)
1314                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1315                 ;;
1316         esac
1317         AC_CHECK_HEADERS(pthread.h)
1318         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1319         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1320         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1321         AC_TRY_COMPILE([ #include <pthread.h>], [
1322                 pthread_mutexattr_t attr;
1323                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1324         ], [
1325                 AC_MSG_RESULT(ok)
1326         ], [
1327                 AC_MSG_RESULT(no)
1328                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1329                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1330         ])
1331         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1332         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1333         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1334
1335         dnl ***********************************
1336         dnl *** Checks for signals
1337         dnl ***********************************
1338         AC_CHECK_HEADERS(signal.h)
1339         AC_CHECK_FUNCS(sigaction)
1340
1341         dnl ***********************************
1342         dnl *** Checks for working __thread ***
1343         dnl ***********************************
1344         AC_MSG_CHECKING(for working __thread)
1345         if test "x$with_tls" != "x__thread"; then
1346                 AC_MSG_RESULT(disabled)
1347         else
1348                 AC_TRY_RUN([
1349                         #include <pthread.h>
1350                         __thread int i;
1351                         static int res1, res2;
1352
1353                         void thread_main (void *arg)
1354                         {
1355                                 i = arg;
1356                                 sleep (1);
1357                                 if (arg == 1)
1358                                         res1 = (i == arg);
1359                                 else
1360                                         res2 = (i == arg);
1361                         }
1362
1363                         int main () {
1364                                 pthread_t t1, t2;
1365
1366                                 i = 5;
1367
1368                                 pthread_create (&t1, NULL, thread_main, 1);
1369                                 pthread_create (&t2, NULL, thread_main, 2);
1370
1371                                 pthread_join (t1, NULL);
1372                                 pthread_join (t2, NULL);
1373
1374                                 return !(res1 + res2 == 2);
1375                         }
1376                 ], [
1377                                 AC_MSG_RESULT(yes)
1378                 ], [
1379                                 AC_MSG_RESULT(no)
1380                                 with_tls=pthread
1381                 ])
1382         fi
1383
1384         dnl **************************************
1385         dnl *** Checks for working sigaltstack ***
1386         dnl **************************************
1387         AC_MSG_CHECKING(for working sigaltstack)
1388         if test "x$with_sigaltstack" != "xyes"; then
1389                 AC_MSG_RESULT(disabled)
1390         else
1391                 AC_TRY_RUN([
1392                         #include <stdio.h>
1393                         #include <stdlib.h>
1394                         #include <unistd.h>
1395                         #include <signal.h>
1396                         #include <pthread.h>
1397                         #include <sys/wait.h>
1398                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1399                         #define SA_STACK SA_ONSTACK
1400                         #endif
1401                         static void
1402                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1403                         {
1404                                 exit (0);
1405                         }
1406
1407                         static void *
1408                         loop (void *ignored)
1409                         {
1410                                 char *ptr = NULL;
1411
1412                                 *ptr = 0;
1413                                 return NULL;
1414                         }
1415
1416                         static void
1417                         child ()
1418                         {
1419                                 struct sigaction sa;
1420                                 struct sigaltstack sas;
1421                                 pthread_t id;
1422                                 pthread_attr_t attr;
1423
1424                                 sa.sa_sigaction = sigsegv_signal_handler;
1425                                 sigemptyset (&sa.sa_mask);
1426                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1427                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1428                                         perror ("sigaction");
1429                                         return;
1430                                 }
1431
1432                                 sas.ss_sp = malloc (SIGSTKSZ);
1433                                 sas.ss_size = SIGSTKSZ;
1434                                 sas.ss_flags = 0;
1435                                 if (sigaltstack (&sas, NULL) == -1) {
1436                                         perror ("sigaltstack");
1437                                         return;
1438                                 }
1439
1440                                 pthread_attr_init (&attr);
1441                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1442                                         printf ("pthread_create\n");
1443                                         return;
1444                                 }
1445
1446                                 sleep (100);
1447                         }
1448
1449                         int
1450                         main ()
1451                         {
1452                                 pid_t son;
1453                                 int status;
1454                                 int i;
1455
1456                                 son = fork ();
1457                                 if (son == -1) {
1458                                         return 1;
1459                                 }
1460
1461                                 if (son == 0) {
1462                                         child ();
1463                                         return 0;
1464                                 }
1465
1466                                 for (i = 0; i < 3; ++i) {
1467                                         sleep (1);
1468                                         waitpid (son, &status, WNOHANG);
1469                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1470                                                 return 0;
1471                                 }
1472
1473                                 kill (son, SIGKILL);
1474                                 return 1;
1475                         }
1476
1477                 ], [
1478                                 AC_MSG_RESULT(yes)
1479                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1480                 ], [
1481                                 with_sigaltstack=no
1482                                 AC_MSG_RESULT(no)
1483                 ])
1484         fi
1485
1486         dnl ********************************
1487         dnl *** Checks for semaphore lib ***
1488         dnl ********************************
1489         # 'Real Time' functions on Solaris
1490         # posix4 on Solaris 2.6
1491         # pthread (first!) on Linux
1492         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1493
1494         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1495         AC_CHECK_FUNCS(shm_open)
1496
1497         dnl ********************************
1498         dnl *** Checks for timezone stuff **
1499         dnl ********************************
1500         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1501                 AC_TRY_COMPILE([
1502                         #include <time.h>
1503                         ], [
1504                         struct tm tm;
1505                         tm.tm_gmtoff = 1;
1506                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1507         if test $ac_cv_struct_tm_gmtoff = yes; then
1508                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1509         else
1510                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1511                         AC_TRY_COMPILE([
1512                                 #include <time.h>
1513                         ], [
1514                                 timezone = 1;
1515                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1516                 if test $ac_cv_var_timezone = yes; then
1517                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1518                 else
1519                         AC_ERROR(unable to find a way to determine timezone)
1520                 fi
1521         fi
1522
1523         dnl *********************************
1524         dnl *** Checks for math functions ***
1525         dnl *********************************
1526         AC_SEARCH_LIBS(sqrtf, m)
1527         if test "x$has_broken_apple_cpp" != "xyes"; then
1528                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1529                         AC_TRY_LINK([#include <math.h>],
1530                         [ finite(0.0); ],
1531                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1532                         AC_MSG_RESULT(no)))
1533         fi
1534         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1535                 AC_TRY_LINK([#include <math.h>],
1536                 [ isfinite(0.0); ],
1537                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1538                 AC_MSG_RESULT(no)))
1539
1540         dnl ****************************************************************
1541         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1542         dnl *** have it in the library (duh))                            ***
1543         dnl ****************************************************************
1544         AC_CHECK_FUNCS(poll)
1545
1546         dnl *************************
1547         dnl *** Check for signbit ***
1548         dnl *************************
1549         AC_MSG_CHECKING(for signbit)
1550         AC_TRY_LINK([#include <math.h>], [
1551                 int s = signbit(1.0);
1552         ], [
1553                 AC_MSG_RESULT(yes)
1554                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1555         ], [
1556                 AC_MSG_RESULT(no)
1557         ])
1558
1559         dnl **********************************
1560         dnl *** epoll                      ***
1561         dnl **********************************
1562         AC_CHECK_HEADERS(sys/epoll.h)
1563         haveepoll=no
1564         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1565         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1566                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1567         fi
1568
1569         dnl ******************************
1570         dnl *** Checks for SIOCGIFCONF ***
1571         dnl ******************************
1572         AC_CHECK_HEADERS(sys/ioctl.h)
1573         AC_CHECK_HEADERS(net/if.h, [], [],
1574            [
1575            #ifdef HAVE_SYS_TYPES_H
1576            # include <sys/types.h>
1577            #endif
1578            #ifdef HAVE_SYS_SOCKET_H
1579            # include <sys/socket.h>
1580            #endif
1581            ])
1582         AC_MSG_CHECKING(for ifreq)
1583         AC_TRY_COMPILE([
1584                 #include <stdio.h>
1585                 #include <sys/ioctl.h>
1586                 #include <net/if.h>
1587                 ], [
1588                 struct ifconf ifc;
1589                 struct ifreq *ifr;
1590                 void *x;
1591                 ifc.ifc_len = 0;
1592                 ifc.ifc_buf = NULL;
1593                 x = (void *) &ifr->ifr_addr;
1594                 ],[
1595                         AC_MSG_RESULT(yes)
1596                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1597                 ], [
1598                         AC_MSG_RESULT(no)
1599                 ])
1600         dnl **********************************
1601         dnl ***     Checks for sin_len     ***
1602         dnl **********************************
1603         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1604         AC_TRY_COMPILE([
1605                 #include <netinet/in.h>
1606                 ], [
1607                 struct sockaddr_in saddr;
1608                 saddr.sin_len = sizeof (saddr);
1609                 ],[
1610                         AC_MSG_RESULT(yes)
1611                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1612                 ], [
1613                         AC_MSG_RESULT(no)
1614                 ])
1615         dnl **********************************
1616         dnl ***    Checks for sin6_len     ***
1617         dnl **********************************
1618         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1619         AC_TRY_COMPILE([
1620                 #include <netinet/in.h>
1621                 ], [
1622                 struct sockaddr_in6 saddr6;
1623                 saddr6.sin6_len = sizeof (saddr6);
1624                 ],[
1625                         AC_MSG_RESULT(yes)
1626                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1627                 ], [
1628                         AC_MSG_RESULT(no)
1629                 ])
1630         dnl **********************************
1631         dnl *** Checks for MonoPosixHelper ***
1632         dnl **********************************
1633         AC_CHECK_HEADERS(checklist.h)
1634         AC_CHECK_HEADERS(pathconf.h)
1635         AC_CHECK_HEADERS(fstab.h)
1636         AC_CHECK_HEADERS(attr/xattr.h)
1637         AC_CHECK_HEADERS(sys/extattr.h)
1638         AC_CHECK_HEADERS(sys/sendfile.h)
1639         AC_CHECK_HEADERS(sys/statvfs.h)
1640         AC_CHECK_HEADERS(sys/statfs.h)
1641         AC_CHECK_HEADERS(sys/vfstab.h)
1642         AC_CHECK_HEADERS(sys/xattr.h)
1643         AC_CHECK_HEADERS(sys/mman.h)
1644         AC_CHECK_HEADERS(sys/param.h)
1645         AC_CHECK_HEADERS(sys/mount.h, [], [],
1646                 [
1647                 #ifdef HAVE_SYS_PARAM_H
1648                 # include <sys/param.h>
1649                 #endif
1650                 ])
1651         AC_CHECK_HEADERS(sys/mount.h)
1652         AC_CHECK_FUNCS(confstr)
1653         AC_CHECK_FUNCS(seekdir telldir)
1654         AC_CHECK_FUNCS(getdomainname)
1655         AC_CHECK_FUNCS(setdomainname)
1656         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1657         AC_CHECK_FUNCS(setgroups)
1658         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1659         AC_CHECK_FUNCS(getfsstat)
1660         AC_CHECK_FUNCS(lutimes futimes)
1661         AC_CHECK_FUNCS(mremap)
1662         AC_CHECK_FUNCS(remap_file_pages)
1663         AC_CHECK_FUNCS(posix_fadvise)
1664         AC_CHECK_FUNCS(posix_fallocate)
1665         AC_CHECK_FUNCS(posix_madvise)
1666         AC_CHECK_FUNCS(vsnprintf)
1667         AC_CHECK_FUNCS(sendfile)
1668         AC_CHECK_FUNCS(gethostid sethostid)
1669         AC_CHECK_FUNCS(sethostname)
1670         AC_CHECK_FUNCS(statfs)
1671         AC_CHECK_FUNCS(fstatfs)
1672         AC_CHECK_FUNCS(statvfs)
1673         AC_CHECK_FUNCS(fstatvfs)
1674         AC_CHECK_FUNCS(stime)
1675         AC_CHECK_FUNCS(strerror_r)
1676         AC_CHECK_FUNCS(ttyname_r)
1677         AC_CHECK_FUNCS(psignal)
1678         AC_CHECK_FUNCS(getlogin_r)
1679         AC_CHECK_FUNCS(lockf)
1680         AC_CHECK_FUNCS(swab)
1681         AC_CHECK_FUNCS(setusershell endusershell)
1682         AC_CHECK_SIZEOF(size_t)
1683         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1684                 [#include <sys/types.h>
1685                  #include <sys/stat.h>
1686                  #include <unistd.h>])
1687         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1688                 [#include <sys/types.h>
1689                  #include <sys/stat.h>
1690                  #include <unistd.h>])
1691         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1692                 [#include <sys/time.h>])
1693         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1694                 [#include <unistd.h>
1695                  #include <fcntl.h>])
1696         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1697                 [#include <sys/poll.h>])
1698         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1699                 [#include <sys/types.h>
1700                  #include <sys/stat.h>
1701                  #include <unistd.h>])
1702         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1703                 [#include <time.h>])
1704         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1705                 [#include <sys/time.h>
1706                  #include <sys/types.h>
1707                  #include <utime.h>])
1708         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1709                 [#include <sys/time.h>])
1710         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1711                 [#include <sys/types.h>
1712                  #include <utime.h>])
1713         AC_CHECK_MEMBERS(
1714                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1715                 [#include <sys/types.h>
1716                  #include <dirent.h>])
1717         AC_CHECK_MEMBERS(
1718                 [struct passwd.pw_gecos],,,
1719                 [#include <sys/types.h>
1720                  #include <pwd.h>])
1721         AC_CHECK_MEMBERS(
1722                 [struct statfs.f_flags],,,
1723                 [#include <sys/types.h>
1724                  #include <sys/vfs.h>])
1725
1726         dnl Favour xattr through glibc, but use libattr if we have to
1727         AC_CHECK_FUNC(lsetxattr, ,
1728                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1729         )
1730         AC_SUBST(XATTR_LIB)
1731
1732         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1733         AC_CHECK_MEMBERS(
1734                 [struct kinfo_proc.kp_proc],,,
1735                 [#include <sys/types.h>
1736                  #include <sys/param.h>
1737                  #include <sys/sysctl.h>
1738                  #include <sys/proc.h>
1739                  ])
1740
1741         dnl *********************************
1742         dnl *** Checks for Windows compilation ***
1743         dnl *********************************
1744         AC_CHECK_HEADERS(sys/time.h)
1745         AC_CHECK_HEADERS(sys/param.h)
1746         AC_CHECK_HEADERS(dirent.h)
1747
1748         dnl *********************************
1749         dnl *** Check for Console 2.0 I/O ***
1750         dnl *********************************
1751         AC_CHECK_HEADERS([curses.h])
1752         AC_CHECK_HEADERS([term.h], [], [],
1753         [#if HAVE_CURSES_H
1754          #include <curses.h>
1755          #endif
1756         ])
1757         AC_CHECK_HEADERS([termios.h])
1758
1759         dnl * This is provided in io-layer, but on windows it's only available
1760         dnl * on xp+
1761         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1762 else
1763         jdk_headers_found=no
1764         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1765         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1766         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1767         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1768         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1769         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1770         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1771
1772         dnl *********************************
1773         dnl *** Check for struct ip_mreqn ***
1774         dnl *********************************
1775         AC_MSG_CHECKING(for struct ip_mreqn)
1776         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1777                 struct ip_mreqn mreq;
1778                 mreq.imr_address.s_addr = 0;
1779         ], [
1780                 # Yes, we have it...
1781                 AC_MSG_RESULT(yes)
1782                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1783         ], [
1784                 # We'll just have to try and use struct ip_mreq
1785                 AC_MSG_RESULT(no)
1786                 AC_MSG_CHECKING(for struct ip_mreq)
1787                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1788                         struct ip_mreq mreq;
1789                         mreq.imr_interface.s_addr = 0;
1790                 ], [
1791                         # Yes, we have it...
1792                         AC_MSG_RESULT(yes)
1793                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1794                 ], [
1795                         # No multicast support
1796                         AC_MSG_RESULT(no)
1797                 ])
1798         ])
1799         AC_CHECK_FUNCS(GetProcessId)
1800 fi
1801
1802 dnl socklen_t check
1803 AC_MSG_CHECKING(for socklen_t)
1804 AC_TRY_COMPILE([
1805 #include <sys/types.h>
1806 #include <sys/socket.h>
1807 ],[
1808   socklen_t foo;
1809 ],[
1810 ac_cv_c_socklen_t=yes
1811         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1812         AC_MSG_RESULT(yes)
1813 ],[
1814         AC_MSG_RESULT(no)
1815 ])
1816
1817 AC_MSG_CHECKING(for array element initializer support)
1818 AC_TRY_COMPILE([#include <sys/socket.h>], [
1819         const int array[] = {[1] = 2,};
1820 ], [
1821         # Yes, we have it...
1822         AC_MSG_RESULT(yes)
1823         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1824 ], [
1825         # We'll have to use signals
1826         AC_MSG_RESULT(no)
1827 ])
1828
1829 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1830         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1831         AC_TRY_LINK([#include <math.h>],
1832         [ static void *p = &trunc; ],
1833         [
1834                 AC_DEFINE(HAVE_TRUNC)
1835                 AC_MSG_RESULT(yes)
1836                 ac_cv_trunc=yes
1837         ],
1838         AC_MSG_RESULT(no)))
1839
1840 if test "x$ac_cv_truncl" != "xyes"; then
1841    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1842 fi
1843
1844 AC_CHECK_FUNCS(round)
1845 AC_CHECK_FUNCS(rint)
1846
1847 dnl ****************************
1848 dnl *** Look for /dev/random ***
1849 dnl ****************************
1850
1851 AC_MSG_CHECKING([if usage of random device is requested])
1852 AC_ARG_ENABLE(dev-random,
1853 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1854 try_dev_random=$enableval, try_dev_random=yes)
1855
1856 AC_MSG_RESULT($try_dev_random)
1857
1858 case "{$target}" in
1859     *-openbsd*)
1860     NAME_DEV_RANDOM="/dev/srandom"
1861     ;;
1862
1863 dnl Win32 does not have /dev/random, they have their own method...
1864
1865     *-mingw*|*-*-cygwin*)
1866     ac_cv_have_dev_random=no
1867     ;;
1868
1869 dnl Everywhere else, it's /dev/random
1870
1871     *)
1872     NAME_DEV_RANDOM="/dev/random"
1873     ;;
1874 esac
1875
1876 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1877
1878 dnl Now check if the device actually exists
1879
1880 if test "x$try_dev_random" = "xyes"; then
1881     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1882     [if test -r "$NAME_DEV_RANDOM" ; then
1883         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1884     if test "x$ac_cv_have_dev_random" = "xyes"; then
1885         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1886     fi
1887 else
1888     AC_MSG_CHECKING(for random device)
1889     ac_cv_have_dev_random=no
1890     AC_MSG_RESULT(has been disabled)
1891 fi
1892
1893 if test "x$host_win32" = "xyes"; then
1894     AC_DEFINE(HAVE_CRYPT_RNG)
1895 fi
1896
1897 if test "x$ac_cv_have_dev_random" = "xno" \
1898     && test "x$host_win32" = "xno"; then
1899     AC_MSG_WARN([[
1900 ***
1901 *** A system-provided entropy source was not found on this system.
1902 *** Because of this, the System.Security.Cryptography random number generator
1903 *** will throw a NotImplemented exception.
1904 ***
1905 *** If you are seeing this message, and you know your system DOES have an
1906 *** entropy collection in place, please contact <crichton@gimp.org> and
1907 *** provide information about the system and how to access the random device.
1908 ***
1909 *** Otherwise you can install either egd or prngd and set the environment
1910 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1911 ***]])
1912 fi
1913
1914 AC_MSG_CHECKING([if inter-process shared handles are requested])
1915 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1916 AC_MSG_RESULT($try_shared_handles)
1917 if test "x$try_shared_handles" != "xyes"; then
1918         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1919         AC_SUBST(DISABLE_SHARED_HANDLES)
1920 fi
1921
1922 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1923 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1924
1925 AC_MSG_CHECKING([if big-arrays are to be enabled])
1926 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1927 if test "x$enable_big_arrays" = "xyes" ; then
1928     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1929         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1930     else
1931         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1932     fi
1933 fi
1934 AC_MSG_RESULT($enable_big_arrays)
1935
1936 dnl **************
1937 dnl *** DTRACE ***
1938 dnl **************
1939
1940 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1941
1942 if test "x$enable_dtrace" = "xyes"; then
1943    if test "x$has_dtrace" = "xno"; then
1944           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1945    fi
1946    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1947    if test "x$DTRACE" = "xno"; then
1948           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1949           enable_dtrace=no
1950    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1951           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1952           enable_dtrace=no
1953    fi
1954 fi
1955
1956 dtrace_g=no
1957 if test "x$enable_dtrace" = "xyes"; then
1958         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1959         DTRACEFLAGS=
1960         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1961                 case "$host" in
1962                         powerpc-*-darwin*)
1963                         DTRACEFLAGS="-arch ppc64"
1964                         ;;
1965                         i*86-*-darwin*)
1966                         DTRACEFLAGS="-arch x86_64"
1967                         ;;
1968                         *)
1969                         DTRACEFLAGS=-64
1970                         ;;
1971                 esac
1972         else
1973                 case "$host" in
1974                         powerpc-*-darwin*)
1975                         DTRACEFLAGS="-arch ppc"
1976                         ;;
1977                         i*86-*-darwin*)
1978                         DTRACEFLAGS="-arch i386"
1979                         ;;
1980                         *)
1981                         DTRACEFLAGS=-32
1982                         ;;
1983                 esac
1984         fi
1985         AC_SUBST(DTRACEFLAGS)
1986         case "$host" in
1987                 *-*-solaris*)
1988                 dtrace_g=yes
1989                 ;;
1990         esac
1991         AC_CHECK_HEADERS([sys/sdt.h])
1992 fi
1993 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1994 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1995
1996 dnl **************
1997 dnl ***  NaCl  ***
1998 dnl **************
1999
2000 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2001
2002 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2003 if test "x$enable_nacl_codegen" = "xyes"; then
2004    MONO_NACL_ALIGN_MASK_OFF=1
2005    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2006    AC_DEFINE(TARGET_NACL, 1, [...])
2007 else
2008    MONO_NACL_ALIGN_MASK_OFF=0
2009 fi
2010 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2011
2012 dnl **************
2013 dnl ***  LLVM  ***
2014 dnl **************
2015
2016 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2017 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2018
2019 if test "x$enable_llvm" = "xyes"; then
2020    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2021    if test "x$LLVM_CONFIG" = "xno"; then
2022           AC_MSG_ERROR([llvm-config not found.])
2023    fi
2024
2025    # The output of --cflags seems to include optimizations flags too
2026    LLVM_CFLAGS=`$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'`
2027    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2028    # from LLVM classes.
2029    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2030    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2031    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
2032    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2033
2034    # Should be something like '2.6' or '2.7svn'
2035    llvm_version=`$LLVM_CONFIG --version`
2036    major_version=`echo $llvm_version | cut -c 1`
2037    minor_version=`echo $llvm_version | cut -c 3`
2038    if echo $llvm_version | grep -q 'mono'; then
2039           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2040           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2041    fi
2042
2043    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2044    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2045    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2046
2047    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2048    # llvm's config.h
2049    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2050
2051    AC_SUBST(LLVM_CFLAGS)
2052    AC_SUBST(LLVM_CXXFLAGS)
2053    AC_SUBST(LLVM_LIBS)
2054    AC_SUBST(LLVM_LDFLAGS)
2055    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2056 fi
2057
2058 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2059 if test "x$enable_loadedllvm" = "xyes"; then
2060    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2061 fi
2062 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2063
2064 TARGET="unknown"
2065 ACCESS_UNALIGNED="yes"
2066
2067 JIT_SUPPORTED=no
2068 INTERP_SUPPORTED=no
2069 LIBC="libc.so.6"
2070 INTL="libc.so.6"
2071 SQLITE="libsqlite.so.0"
2072 SQLITE3="libsqlite3.so.0"
2073 X11="libX11.so"
2074
2075 sizeof_register="SIZEOF_VOID_P"
2076
2077 jit_wanted=false
2078 interp_wanted=false
2079 sgen_supported=false
2080 case "$host" in
2081 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2082 #               TARGET=MIPS;
2083 #               ACCESS_UNALIGNED="no"
2084 #               ;;
2085         mips*)
2086                 TARGET=MIPS;
2087                 arch_target=mips;
2088                 ACCESS_UNALIGNED="no"
2089                 JIT_SUPPORTED=yes
2090                 jit_wanted=true
2091
2092                 AC_MSG_CHECKING(for mips n32)
2093                 AC_TRY_COMPILE([], [
2094                 void main () {
2095                 #if _MIPS_SIM != _ABIN32
2096                 #error Not mips n32
2097                 #endif
2098                 }
2099                 ],[
2100                 AC_MSG_RESULT(yes)
2101                 sizeof_register=8
2102                 ],[
2103                 AC_MSG_RESULT(no)
2104                 ])
2105                 ;;
2106         i*86-*-*)
2107                 TARGET=X86;
2108                 arch_target=x86;
2109                 JIT_SUPPORTED=yes
2110                 jit_wanted=true
2111                 case $host_os in
2112                   solaris*)
2113                         LIBC="libc.so"
2114                         INTL="libintl.so"
2115                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2116                                 TARGET=AMD64
2117                                 arch_target=amd64
2118                         fi
2119
2120                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2121                         # int astruct __attribute__ ((visibility ("hidden")));
2122                         # void foo ()
2123                         # {
2124                         #       void *p = &astruct;
2125                         # }
2126                         # gcc -fPIC --shared -o libfoo.so foo.c
2127                         # yields:
2128                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2129                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2130                         have_visibility_hidden=no
2131                         ;;
2132                   cygwin*)
2133                         have_visibility_hidden=no
2134                         ;;
2135                   haiku*)
2136                         LIBC=libroot.so
2137                         ;;
2138                   linux*)
2139                         sgen_supported=true
2140                         AOT_SUPPORTED="yes"
2141                         ;;
2142                   darwin*|openbsd*)
2143                         sgen_supported=true
2144                         ;;
2145                 esac
2146                 ;;
2147         x86_64-*-* | amd64-*-*)
2148                 TARGET=AMD64;
2149                 arch_target=amd64;
2150                 JIT_SUPPORTED=yes
2151                 jit_wanted=true
2152                 case $host_os in
2153                   linux*)
2154                         sgen_supported=true
2155                         AOT_SUPPORTED="yes"
2156                         ;;
2157                   darwin*|openbsd*)
2158                         sgen_supported=true
2159                         ;;
2160                 esac
2161                 ;;
2162         ia64-*-*)
2163                 TARGET=IA64
2164                 arch_target=ia64
2165                 ACCESS_UNALIGNED="no"
2166                 JIT_SUPPORTED=yes
2167                 jit_wanted=true
2168                 LIBC="libc.so.6.1"
2169                 INTL="libc.so.6.1"
2170                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2171                 libmono_ldflags="-lunwind"
2172                 ;;
2173         sparc*-*-*)
2174                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2175                    TARGET=SPARC64
2176                 else
2177                         TARGET=SPARC
2178                 fi
2179                 arch_target=sparc;
2180                 JIT_SUPPORTED=yes
2181                 ACCESS_UNALIGNED="no"
2182                 case $host_os in
2183                   linux*) ;;
2184                   *)
2185                         LIBC="libc.so"
2186                         INTL="libintl.so"
2187                 esac
2188                 jit_wanted=true
2189                 if test x"$GCC" = xyes; then
2190                         # We don't support v8 cpus
2191                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2192                 fi
2193                 if test x"$AR" = xfalse; then
2194                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2195                 fi
2196                 ;;
2197        alpha*-*-linux* | alpha*-*-osf*)
2198                 TARGET=ALPHA;
2199                 ACCESS_UNALIGNED="no"
2200                 JIT_SUPPORTED=yes
2201                 jit_wanted=true
2202                 arch_target=alpha;
2203                 CFLAGS="$CFLAGS -mieee -O0"
2204                 case $host_os in
2205                   linux*)
2206                         LIBC="libc.so.6.1"
2207                         INTL="libc.so.6.1"
2208                 esac
2209                ;;
2210         *-mingw*|*-*-cygwin*)
2211                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2212                 have_visibility_hidden=no
2213                 INTL="intl"
2214                 ;;
2215         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2216                 TARGET=HPPA;
2217                 arch_target=hppa;
2218                 LIBC="libc.sl"
2219                 ACCESS_UNALIGNED="no"
2220                 INTERP_SUPPORTED=yes
2221                 interp_wanted=true
2222                 ;;
2223         hppa*linux*)
2224                 TARGET=HPPA;
2225                 arch_target=hppa;
2226                 ACCESS_UNALIGNED="no"
2227                 JIT_SUPPORTED=yes
2228                 jit_wanted=true
2229                 ;;
2230         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2231         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2232                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2233                         TARGET=POWERPC64;
2234                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2235                         CFLAGS="$CFLAGS -mminimal-toc"
2236                 else
2237                         TARGET=POWERPC;
2238                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2239                 fi
2240                 arch_target=ppc;
2241                 JIT_SUPPORTED=yes
2242                 jit_wanted=true
2243                 case $host_os in
2244                   linux*|darwin*)
2245                         sgen_supported=true
2246                         ;;
2247                 esac
2248                 ;;
2249         arm*-darwin*)
2250                 TARGET=ARM;
2251                 arch_target=arm;
2252                 ACCESS_UNALIGNED="no"
2253                 JIT_SUPPORTED=yes
2254                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2255                 jit_wanted=true
2256                 sgen_supported=true
2257                 ;;
2258         arm*-linux*)
2259                 TARGET=ARM;
2260                 arch_target=arm;
2261                 ACCESS_UNALIGNED="no"
2262                 JIT_SUPPORTED=yes
2263                 jit_wanted=true
2264                 sgen_supported=true
2265                 ;;
2266         s390-*-linux*)
2267                 TARGET=S390;
2268                 arch_target=s390;
2269                 ACCESS_UNALIGNED="yes"
2270                 JIT_SUPPORTED=yes
2271                 jit_wanted=true
2272                 sgen_supported=true
2273                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2274                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2275                 ;;
2276         s390x-*-linux*)
2277                 TARGET=S390x;
2278                 arch_target=s390x;
2279                 ACCESS_UNALIGNED="yes"
2280                 JIT_SUPPORTED=yes
2281                 jit_wanted=true
2282                 sgen_supported=true
2283                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2284                 ;;
2285 esac
2286
2287 if test "x$host" != "x$target"; then
2288    case "$target" in
2289    powerpc64-ps3-linux-gnu)
2290                 TARGET=POWERPC64
2291                 arch_target=powerpc64
2292                 AC_DEFINE(TARGET_PS3, 1, [...])
2293                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2294                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2295                 # uses this define
2296                 AC_DEFINE(__mono_ppc64__, 1, [...])
2297                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2298                 sizeof_register=8
2299                 target_byte_order=G_BIG_ENDIAN
2300                 ;;
2301
2302    powerpc64-xbox360-linux-gnu)
2303                 TARGET=POWERPC64
2304                 arch_target=powerpc64
2305                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2306                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2307                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2308                 # uses this define
2309                 sizeof_register=8
2310                 target_byte_order=G_BIG_ENDIAN
2311                 ;;
2312         *)
2313                 AC_MSG_WARN([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2314         esac
2315 fi
2316
2317 # FIXME: Define the others as well
2318 case "$TARGET" in
2319 X86)
2320         AC_DEFINE(TARGET_X86, 1, [...])
2321         ;;
2322 AMD64)
2323         AC_DEFINE(TARGET_AMD64, 1, [...])
2324         ;;
2325 ARM)
2326         AC_DEFINE(TARGET_ARM, 1, [...])
2327         ;;
2328 POWERPC)
2329         AC_DEFINE(TARGET_POWERPC, 1, [...])
2330         ;;
2331 POWERPC64)
2332         AC_DEFINE(TARGET_POWERPC, 1, [...])
2333         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2334         ;;
2335 esac
2336
2337 if test "x$sizeof_register" = "x4"; then
2338    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2339 elif test "x$sizeof_register" = "x8"; then
2340    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2341 else
2342    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2343 fi
2344
2345 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2346    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2347 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2348    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2349 else
2350    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2351 fi
2352
2353 if test "x$have_visibility_hidden" = "xyes"; then
2354    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2355 fi
2356
2357 if test "x$have_deprecated" = "xyes"; then
2358    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2359 fi
2360
2361 dnl
2362 dnl Simple Generational checks (sgen)
2363 dnl
2364 SGEN_DEFINES=
2365 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=yes])
2366 if test x$buildsgen = xyes; then
2367    if $sgen_supported; then
2368        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2369        gc_msg="sgen and $gc_msg"
2370    else
2371        buildsgen=no
2372        AC_MSG_WARN("Sgen is not supported on this platform")
2373    fi
2374 fi
2375 AC_SUBST(SGEN_DEFINES)
2376 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2377
2378 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2379         if test x$withval = xyes; then
2380            jit_wanted=true
2381         else
2382            jit_wanted=false
2383         fi
2384 ])
2385
2386 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2387         if test x$withval = xyes; then
2388            interp_wanted=true
2389         else
2390            interp_wanted=false
2391         fi
2392 ])
2393
2394 USEJIT=false
2395 if test x$JIT_SUPPORTED = xyes; then
2396    if $jit_wanted; then
2397       USEJIT=true
2398       jit_status="Building and using the JIT"
2399    else
2400       if $interp_wanted; then
2401          jit_status="Building the JIT, defaulting to the interpreter"
2402       else
2403          AC_ERROR(No JIT or interpreter support available or selected.)
2404       fi
2405    fi
2406 else
2407    if test x$interp_wanted = xtrue; then
2408       jit_status="interpreter"
2409    else
2410       AC_ERROR(No JIT or interpreter support available or selected.)
2411    fi
2412 fi
2413
2414 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2415
2416 libsuffix=".so"
2417
2418 case "$host" in
2419      *-*-darwin*)
2420         libsuffix=".dylib"
2421         LIBC="libc.dylib"
2422         INTL="libintl.dylib"
2423         SQLITE="libsqlite.0.dylib"
2424         SQLITE3="libsqlite3.0.dylib"
2425         X11="libX11.dylib"
2426         ;;
2427      *-*-*netbsd*)
2428         LIBC="libc.so.12"
2429         INTL="libintl.so.0"
2430         ;;
2431     *-*-*freebsd*)
2432         LIBC="libc.so"
2433         INTL="libintl.so"
2434         SQLITE="libsqlite.so"
2435         SQLITE3="libsqlite3.so"
2436         ;;
2437     *-*-*openbsd*)
2438         LIBC="libc.so"
2439         INTL="libintl.so"
2440         SQLITE="libsqlite.so"
2441         SQLITE3="libsqlite3.so"
2442         ;;
2443     *-*-*linux*)
2444         AC_PATH_X
2445         AC_MSG_CHECKING(for the soname of libX11.so)
2446         for i in $x_libraries /usr/lib /usr/lib64; do
2447                 for r in 4 5 6; do
2448                         if test -f $i/libX11.so.$r; then
2449                                 X11=libX11.so.$r
2450                                 AC_MSG_RESULT($X11)
2451                         fi
2452                 done
2453         done
2454
2455         if test "x$X11" = "xlibX11.so"; then
2456                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2457         fi
2458         ;;
2459 esac
2460
2461
2462 AC_SUBST(libsuffix)
2463
2464 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2465         if test "x$with_tls" = "x__thread"; then
2466                 #
2467                 # On some linux distributions, TLS works in executables, but linking
2468                 # against a shared library containing TLS fails with:
2469                 # undefined reference to `__tls_get_addr'
2470                 #
2471                 rm -f conftest.c conftest.so conftest
2472                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2473                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2474                 $CC -o conftest conftest.so > /dev/null 2>&1
2475                 if test ! -f conftest; then
2476                    AC_MSG_WARN([Disabling usage of __thread.]);
2477                    with_tls=pthread
2478                 fi
2479                 rm -f conftest.c conftest.so conftest
2480         fi
2481 fi
2482
2483 mono_debugger_supported=no
2484 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2485 if test "x$try_mono_debugger" = "xyes"; then
2486         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2487                 if test x$use_included_gc = xyes; then
2488                         case "$host" in
2489                         *-*-*linux*)
2490                                 mono_debugger_supported=yes
2491                                 ;;
2492                         *86-apple-darwin*)
2493                                 mono_debugger_supported=yes
2494                                 ;;
2495                         esac
2496                 fi
2497         fi
2498 fi
2499
2500 # disable the debugger entirely when building with moonlight
2501 if test "x$with_moonlight" != "xno"; then
2502         mono_debugger_supported=no
2503 fi
2504
2505 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2506 if test "x$mono_debugger_supported" = "xyes"; then
2507         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2508         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2509 fi
2510 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2511 AC_MSG_RESULT($mono_debugger_supported)
2512
2513 if test "x$with_tls" = "x__thread"; then
2514         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2515         # Pass the information to libgc
2516         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2517         AC_MSG_CHECKING(if the tls_model attribute is supported)
2518         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2519                 ], [
2520                         AC_MSG_RESULT(yes)
2521                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2522                 ], [
2523                         AC_MSG_RESULT(no)
2524         ])
2525 fi
2526
2527 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2528         dnl ******************************************
2529         dnl *** Check to see what FPU is available ***
2530         dnl ******************************************
2531         AC_MSG_CHECKING(which FPU to use)
2532
2533         AC_TRY_COMPILE([], [
2534                 __asm__ ("ldfd f0, [r0]");
2535                 ], fpu=FPA, fpu=NONE)
2536
2537         AC_MSG_RESULT($fpu)
2538         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2539         unset fpu
2540 fi
2541
2542 if test ${TARGET} = unknown; then
2543         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2544         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2545 fi
2546
2547 if test ${ACCESS_UNALIGNED} = no; then
2548         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2549 fi
2550
2551 case "x$gc" in
2552         xincluded)
2553                 # Pass CPPFLAGS to libgc configure
2554                 # We should use a separate variable for this to avoid passing useless and
2555                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2556                 # This should be executed late so we pick up the final version of CPPFLAGS
2557                 # The problem with this approach, is that during a reconfigure, the main
2558                 # configure scripts gets invoked with these arguments, so we use separate
2559                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2560                 LIBGC_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2561                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2562                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2563                 fi
2564                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2565                 AC_CONFIG_SUBDIRS(libgc)
2566                 ;;
2567 esac
2568
2569 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2570 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2571 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid 2.1 assemblies (defaults to no)], [], [with_monodroid=no])
2572 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2573
2574 OPROFILE=no
2575 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2576         if test x$with_oprofile != xno; then
2577             oprofile_include=$with_oprofile/include
2578             if test ! -f $oprofile_include/opagent.h; then
2579                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2580                 fi
2581             OPROFILE=yes
2582                 OPROFILE_CFLAGS="-I$oprofile_include"
2583             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2584             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2585         fi
2586 ])
2587
2588 MALLOC_MEMPOOLS=no
2589 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2590         if test x$with_malloc_mempools = xyes; then
2591                 MALLOC_MEMPOOLS=yes
2592                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2593         fi
2594 ])
2595
2596
2597 DISABLE_MCS_DOCS=no
2598 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2599         if test x$with_mcs_docs != xyes; then
2600                 DISABLE_MCS_DOCS=yes
2601         fi
2602 ])
2603 if test x$with_profile4 != xyes; then
2604         DISABLE_MCS_DOCS=yes
2605 fi
2606
2607 MOONLIGHT_DEFINES=
2608 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2609         MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING"
2610 ], [with_moonlight=no])
2611 AC_SUBST(MOONLIGHT_DEFINES)
2612
2613
2614
2615 AC_CHECK_HEADER([malloc.h],
2616                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2617                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2618
2619 dnl
2620 dnl Consistency settings
2621 dnl
2622 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2623    DISABLE_MCS_DOCS=yes
2624 fi
2625
2626 if test x$DISABLE_MCS_DOCS = xyes; then
2627    docs_dir=""
2628 else
2629    docs_dir=docs
2630 fi
2631 AC_SUBST(docs_dir)
2632
2633 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2634 AC_SUBST(OPROFILE_CFLAGS)
2635 AC_SUBST(OPROFILE_LIBS)
2636
2637 libmono_ldflags="$libmono_ldflags $LIBS"
2638
2639 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2640 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2641 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2642 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" = xyes])
2643 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2644
2645 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2646 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2647 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2648 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2649 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2650 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2651 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2652 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2653 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2654 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2655 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2656 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2657 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2658 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2659 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2660 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2661
2662 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2663 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2664 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2665
2666 AC_SUBST(LIBC)
2667 AC_SUBST(INTL)
2668 AC_SUBST(SQLITE)
2669 AC_SUBST(SQLITE3)
2670 AC_SUBST(X11)
2671 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2672 AC_SUBST(arch_target)
2673 AC_SUBST(CFLAGS)
2674 AC_SUBST(CPPFLAGS)
2675 AC_SUBST(LDFLAGS)
2676
2677 mono_build_root=`pwd`
2678 AC_SUBST(mono_build_root)
2679
2680 if test x$USEJIT = xtrue; then
2681   mono_runtime=mono/mini/mono
2682 else
2683   mono_runtime=mono/interpreter/mint
2684 fi
2685 AC_SUBST(mono_runtime)
2686
2687 mono_cfg_root=$mono_build_root/runtime
2688 if test x$host_win32 = xyes; then
2689   if test "x$cross_compiling" = "xno"; then
2690     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2691   else
2692     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2693   fi
2694 else
2695   mono_cfg_dir=$mono_cfg_root/etc
2696 fi
2697 AC_SUBST(mono_cfg_dir)
2698
2699 AC_CONFIG_FILES([po/mcs/Makefile.in])
2700
2701 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2702 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2703
2704 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2705 [   depth=../../../..
2706     case $srcdir in
2707     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2708     .) reldir=$depth ;;
2709     *) reldir=$depth/$srcdir ;;
2710     esac
2711     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2712     cd runtime/etc/mono/1.0
2713     rm -f machine.config
2714     $LN_S $reldir/data/net_1_1/machine.config machine.config
2715     cd $depth
2716 ],[LN_S='$LN_S'])
2717
2718 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2719 [   depth=../../../..
2720     case $srcdir in
2721     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2722     .) reldir=$depth ;;
2723     *) reldir=$depth/$srcdir ;;
2724     esac
2725     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2726     cd runtime/etc/mono/2.0
2727     rm -f machine.config
2728     $LN_S $reldir/data/net_2_0/machine.config machine.config
2729     cd $depth
2730 ],[LN_S='$LN_S'])
2731
2732 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2733 [   depth=../../../..
2734     case $srcdir in
2735     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2736     .) reldir=$depth ;;
2737     *) reldir=$depth/$srcdir ;;
2738     esac
2739     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2740     cd runtime/etc/mono/2.0
2741     rm -f web.config
2742     $LN_S $reldir/data/net_2_0/web.config web.config
2743     cd $depth
2744 ],[LN_S='$LN_S'])
2745
2746 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2747 [   depth=../../..
2748     case $srcdir in
2749     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2750     .) reldir=$depth ;;
2751     *) reldir=$depth/$srcdir ;;
2752     esac
2753     $ac_aux_dir/install-sh -d runtime/etc/mono/
2754     cd runtime/etc/mono/
2755     rm -f browscap.ini
2756     $LN_S $reldir/data/browscap.ini browscap.ini
2757     cd $depth
2758 ],[LN_S='$LN_S'])
2759
2760 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2761 [   depth=../../../../..
2762     case $srcdir in
2763     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2764     .) reldir=$depth ;;
2765     *) reldir=$depth/$srcdir ;;
2766     esac
2767     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2768     cd runtime/etc/mono/2.0/Browsers
2769     rm -f Compat.browser
2770     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2771     cd $depth
2772 ],[LN_S='$LN_S'])
2773
2774 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2775 [   depth=../../../..
2776     case $srcdir in
2777     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2778     .) reldir=$depth ;;
2779     *) reldir=$depth/$srcdir ;;
2780     esac
2781     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2782     cd runtime/etc/mono/4.0
2783     rm -f machine.config
2784     $LN_S $reldir/data/net_4_0/machine.config machine.config
2785     cd $depth
2786 ],[LN_S='$LN_S'])
2787
2788 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2789 [   depth=../../../..
2790     case $srcdir in
2791     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2792     .) reldir=$depth ;;
2793     *) reldir=$depth/$srcdir ;;
2794     esac
2795     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2796     cd runtime/etc/mono/4.0
2797     rm -f web.config
2798     $LN_S $reldir/data/net_4_0/web.config web.config
2799     cd $depth
2800 ],[LN_S='$LN_S'])
2801
2802 if test x$enable_quiet_build = xyes; then
2803    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])
2804    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])
2805 fi
2806
2807 AC_OUTPUT([
2808 Makefile
2809 mono-core.spec
2810 mono-uninstalled.pc
2811 scripts/mono-find-provides
2812 scripts/mono-find-requires
2813 mono/Makefile
2814 mono/utils/Makefile
2815 mono/metadata/Makefile
2816 mono/dis/Makefile
2817 mono/cil/Makefile
2818 mono/arch/Makefile
2819 mono/arch/x86/Makefile
2820 mono/arch/amd64/Makefile
2821 mono/arch/hppa/Makefile
2822 mono/arch/ppc/Makefile
2823 mono/arch/sparc/Makefile
2824 mono/arch/s390/Makefile
2825 mono/arch/s390x/Makefile
2826 mono/arch/arm/Makefile
2827 mono/arch/alpha/Makefile
2828 mono/arch/ia64/Makefile
2829 mono/arch/mips/Makefile
2830 mono/interpreter/Makefile
2831 mono/tests/Makefile
2832 mono/tests/tests-config
2833 mono/tests/assemblyresolve/Makefile
2834 mono/tests/cas/Makefile
2835 mono/tests/cas/assembly/Makefile
2836 mono/tests/cas/demand/Makefile
2837 mono/tests/cas/inheritance/Makefile
2838 mono/tests/cas/linkdemand/Makefile
2839 mono/tests/cas/threads/Makefile
2840 mono/benchmark/Makefile
2841 mono/monograph/Makefile
2842 mono/io-layer/Makefile
2843 mono/mini/Makefile
2844 mono/profiler/Makefile
2845 ikvm-native/Makefile
2846 scripts/Makefile
2847 man/Makefile
2848 docs/Makefile
2849 data/Makefile
2850 data/net_2_0/Makefile
2851 data/net_4_0/Makefile
2852 data/net_2_0/Browsers/Makefile
2853 data/mint.pc
2854 data/mono-2.pc
2855 data/mono.pc
2856 data/mono-cairo.pc
2857 data/mono-nunit.pc
2858 data/mono-options.pc
2859 data/mono-lineeditor.pc
2860 data/monodoc.pc
2861 data/mono.web.pc
2862 data/dotnet.pc
2863 data/dotnet35.pc
2864 data/wcf.pc
2865 data/cecil.pc
2866 data/system.web.extensions_1.0.pc
2867 data/system.web.extensions.design_1.0.pc
2868 data/system.web.mvc.pc
2869 data/system.web.mvc2.pc
2870 samples/Makefile
2871 support/Makefile
2872 data/config
2873 tools/Makefile
2874 tools/locale-builder/Makefile
2875 tools/sgen/Makefile
2876 runtime/Makefile
2877 msvc/Makefile
2878 po/Makefile
2879 ])
2880
2881 if test x$host_win32 = xyes; then
2882    # Get rid of 'cyg' prefixes in library names
2883    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2884    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2885    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2886    # executable doesn't work...
2887    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2888 fi
2889
2890 (
2891   case $prefix in
2892   NONE) prefix=$ac_default_prefix ;;
2893   esac
2894   case $exec_prefix in
2895   NONE) exec_prefix='${prefix}' ;;
2896   esac
2897
2898   #
2899   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2900   # any existing config.make.  This allows people to share the same source tree
2901   # with different build directories, one native and one cross
2902   #
2903   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2904
2905     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
2906
2907     echo "prefix=$prefix" > $mcs_topdir/build/config.make
2908     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
2909     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
2910     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
2911     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
2912     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
2913     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
2914     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
2915
2916     case $INSTALL in
2917     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2918     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2919     esac
2920
2921     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
2922
2923     export VERSION
2924     [myver=$($AWK 'BEGIN {
2925       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2926       if(length(vsplit [1]) > 4) {
2927         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2928       }
2929       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2930     }')]
2931
2932     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
2933
2934     if test x$platform_darwin = xyes; then
2935       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
2936     fi
2937
2938         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
2939            enable_system_aot=yes
2940         fi
2941
2942     if test x$host_win32 = xno -a x$platform_darwin != xyes -a x$enable_system_aot = xyes; then
2943       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
2944     fi
2945
2946     if test x$DISABLE_MCS_DOCS = xyes; then
2947       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
2948     fi
2949
2950     if test x$with_moonlight != xno; then
2951       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
2952     fi
2953
2954   fi
2955
2956   # if we have an olive folder, override the default settings
2957   if test -d $olivedir; then
2958
2959     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2960
2961       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2962
2963       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2964       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2965       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2966       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2967       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2968       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2969     fi
2970   fi
2971
2972 )
2973
2974 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2975
2976 echo "
2977         mcs source:    $mcsdir
2978         olive source:  $olive_topdir
2979
2980    Engine:
2981         GC:            $gc_msg
2982         GLIB:          $with_glib
2983         TLS:           $with_tls
2984         SIGALTSTACK:   $with_sigaltstack
2985         Engine:        $jit_status
2986         oprofile:      $OPROFILE
2987         BigArrays:     $enable_big_arrays
2988         DTrace:        $enable_dtrace
2989         Parallel Mark: $enable_parallel_mark
2990         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
2991
2992     Libraries:
2993         Moon Profile:  $with_moonlight
2994         MonoDroid:     $with_monodroid
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