configure.in

   1 AC_INIT(README)
   2 AC_CANONICAL_SYSTEM
   3
   4 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
   5 # The extra brackets are to foil regex-based scans.
   6 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
   7
   8 AM_CONFIG_HEADER(config.h)
   9 AM_INIT_AUTOMAKE(mono,2.7.1)
  10 AM_MAINTAINER_MODE
  11
  12 API_VER=2.0
  13 AC_SUBST(API_VER)
  14
  15 AC_PROG_LN_S
  16
  17 # In case of cygwin, override LN_S, irrespective of what it determines.
  18 # The build uses cygwin, but the actual runtime doesn't.
  19 case $host_os in
  20 *cygwin* ) LN_S='cp -p';;
  21 esac
  22
  23 dnl
  24 dnl libgc checks
  25 dnl
  26
  27 gc_headers=no
  28 gc=included
  29 gc_msg="included Boehm"
  30 use_included_gc=no
  31 libgc_configure_args=
  32
  33 if test -d $srcdir/libgc ; then
  34   gc_default=included
  35 else
  36   gc_default=boehm
  37 fi
  38
  39 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  40 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  41 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  42 CFLAGS_FOR_LIBGC=$CFLAGS
  43 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  44 CFLAGS_FOR_EGLIB=$CFLAGS
  45
  46 #
  47 # These are the flags that need to be stored in the mono.pc file for
  48 # compiling code that will embed Mono
  49 #
  50 libmono_cflags=""
  51 libmono_ldflags=""
  52 AC_SUBST(libmono_cflags)
  53 AC_SUBST(libmono_ldflags)
  54
  55 # Variable to have relocatable .pc files (lib, or lib64)
  56 reloc_libdir=`basename ${libdir}`
  57 AC_SUBST(reloc_libdir)
  58
  59 dnl if linker handles the version script
  60 no_version_script=no
  61
  62 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  63 need_link_unlink=no
  64
  65 # Thread configuration inspired by sleepycat's db
  66 AC_MSG_CHECKING([host platform characteristics])
  67 libgc_threads=no
  68 has_dtrace=no
  69 parallel_mark=yes
  70 ikvm_native=yes
  71
  72 case "$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                 AOT_SUPPORTED="yes"
 184                 use_sigposix=yes
 185                 ;;
 186         *-*-nacl*)
 187                 host_win32=no
 188                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 189                 if test "x$disable_munmap" != "xyes"; then
 190                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 191                 fi
 192                 libmono_cflags="-D_REENTRANT"
 193                 libdl=
 194                 libgc_threads=pthreads
 195                 AOT_SUPPORTED="yes"
 196                 gc_default=boehm
 197                 use_sigposix=yes
 198                 ikvm_native=no
 199                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 200                 ;;
 201         *-*-hpux*)
 202                 host_win32=no
 203                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 204                 # +ESdbgasm only valid on bundled cc on RISC
 205                 # silently ignored for ia64
 206                 if test $GCC != "yes"; then
 207                         CFLAGS="$CFLAGS +ESdbgasm"
 208                         # Arrange for run-time dereferencing of null
 209                         # pointers to produce a SIGSEGV signal.
 210                         LDFLAGS="$LDFLAGS -z"
 211                 fi
 212                 CFLAGS="$CFLAGS +ESdbgasm"
 213                 LDFLAGS="$LDFLAGS -z"
 214                 libmono_cflags="-D_REENTRANT"
 215                 libmono_ldflags="-lpthread"
 216                 libgc_threads=pthreads
 217                 need_link_unlink=yes
 218                 use_sigposix=yes
 219                 ;;
 220         *-*-solaris*)
 221                 host_win32=no
 222                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 223                 need_link_unlink=yes
 224                 libmono_cflags="-D_REENTRANT"
 225                 libgc_threads=pthreads
 226                 # This doesn't seem to work on solaris/x86, but the configure test runs
 227                 with_tls=pthread
 228                 has_dtrace=yes
 229                 use_sigposix=yes
 230                 enable_solaris_tar_check=yes
 231                 ;;
 232         *-*-darwin*)
 233                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 234                 host_win32=no
 235                 platform_darwin=yes
 236                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 237                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 238                 libmono_cflags="-D_THREAD_SAFE"
 239                 LDFLAGS="$LDFLAGS -pthread"
 240                 libmono_ldflags="-pthread"
 241                 need_link_unlink=yes
 242                 AC_DEFINE(PTHREAD_POINTER_ID)
 243                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 244                 no_version_script=yes
 245                 libdl=
 246                 libgc_threads=pthreads
 247                 has_dtrace=yes
 248                 if test "x$cross_compiling" = "xyes"; then
 249                         has_broken_apple_cpp=yes
 250                 fi
 251                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
 252                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 253                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 254                 case "$host" in
 255                         dnl Snow Leopard config.guess reports as this
 256                         i*86-*-darwin10*)
 257                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 258                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 259                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 260                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 261                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 262                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 263                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 264                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 265                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 266                                 ;;
 267                 esac
 268                 ;;
 269         *-*-haiku*)
 270                 host_win32=no
 271                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 272                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 273                 libdl=
 274                 LIBS="$LIBS -lnetwork"
 275                 need_link_unlink=yes
 276                 AC_DEFINE(PTHREAD_POINTER_ID)
 277                 libgc_threads=pthreads
 278                 use_sigposix=yes
 279                 ;;
 280         *)
 281                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 282                 host_win32=no
 283                 libdl="-ldl"
 284                 ;;
 285 esac
 286 AC_MSG_RESULT(ok)
 287
 288 if test x$need_link_unlink = xyes; then
 289    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 290 fi
 291
 292 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 293 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 294 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 295 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 296 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 297
 298 AC_CHECK_TOOL(CC, gcc, gcc)
 299 AC_PROG_CC
 300 AC_CHECK_TOOL(CXX, g++, g++)
 301 AC_PROG_CXX
 302 AM_PROG_AS
 303 AM_PROG_CC_STDC
 304 AC_PROG_INSTALL
 305 AC_PROG_AWK
 306 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 307 : ${CCAS='$(CC)'}
 308 # Set ASFLAGS if not already set.
 309 : ${CCASFLAGS='$(CFLAGS)'}
 310 AC_SUBST(CCAS)
 311 AC_SUBST(CCASFLAGS)
 312
 313 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 314 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 315 if test "x$CXX" = "xg++"; then
 316         if test "x$GXX" != "xyes"; then
 317                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 318                 # are inside automake conditionals
 319                 AC_MSG_ERROR([You need to install g++])
 320         fi
 321 fi
 322
 323 AC_CHECK_PROG(BISON, bison,yes,no)
 324 if test "x$BISON" = "xno";
 325 then
 326         AC_MSG_ERROR([You need to install bison])
 327 fi
 328
 329 dnl may require a specific autoconf version
 330 dnl AC_PROG_CC_FOR_BUILD
 331 dnl CC_FOR_BUILD not automatically detected
 332 CC_FOR_BUILD=$CC
 333 CFLAGS_FOR_BUILD=$CFLAGS
 334 BUILD_EXEEXT=
 335 if test "x$cross_compiling" = "xyes"; then
 336         CC_FOR_BUILD=cc
 337         CFLAGS_FOR_BUILD=
 338         BUILD_EXEEXT=""
 339 fi
 340 AC_SUBST(CC_FOR_BUILD)
 341 AC_SUBST(CFLAGS_FOR_BUILD)
 342 AC_SUBST(HOST_CC)
 343 AC_SUBST(BUILD_EXEEXT)
 344
 345 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 346 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 347
 348 # Set STDC_HEADERS
 349 AC_HEADER_STDC
 350 AC_LIBTOOL_WIN32_DLL
 351 # This causes monodis to not link correctly
 352 #AC_DISABLE_FAST_INSTALL
 353 AM_PROG_LIBTOOL
 354 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 355 DOLT
 356
 357 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 358 AC_SUBST(export_ldflags)
 359
 360 # Test whenever ld supports -version-script
 361 AC_PROG_LD
 362 AC_PROG_LD_GNU
 363 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 364    no_version_script=yes
 365 fi
 366
 367 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 368
 369 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)
 370 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)
 371
 372 AC_CHECK_HEADERS(sys/user.h, [], [],
 373 [
 374 #ifdef HAVE_SYS_PARAM_H
 375 # include <sys/param.h>
 376 #endif
 377 ])
 378
 379 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 380 if test x$have_zlib = xyes; then
 381    AC_TRY_COMPILE([#include <zlib.h>], [
 382    void main () {
 383    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 384    }
 385    #else
 386    #error No good zlib found
 387    #endif
 388    ],[
 389         AC_MSG_RESULT(Using system zlib)
 390         zlib_msg="system zlib"
 391    ],[
 392         AC_MSG_RESULT(Using embedded zlib)
 393         have_zlib=no
 394         zlib_msg="bundled zlib"
 395    ])
 396 fi
 397
 398 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 399 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 400
 401 # for mono/metadata/debug-symfile.c
 402 AC_CHECK_HEADERS(elf.h)
 403
 404 # for support
 405 AC_CHECK_HEADERS(poll.h)
 406 AC_CHECK_HEADERS(sys/poll.h)
 407 AC_CHECK_HEADERS(sys/wait.h)
 408 AC_CHECK_HEADERS(grp.h)
 409 AC_CHECK_HEADERS(syslog.h)
 410
 411 # for mono/dis
 412 AC_CHECK_HEADERS(wchar.h)
 413 AC_CHECK_HEADERS(ieeefp.h)
 414 AC_MSG_CHECKING(for isinf)
 415 AC_TRY_LINK([#include <math.h>], [
 416         int f = isinf (1);
 417 ], [
 418         AC_MSG_RESULT(yes)
 419         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 420 ], [
 421         # We'll have to use signals
 422         AC_MSG_RESULT(no)
 423 ])
 424
 425
 426 # not 64 bit clean in cross-compile
 427 AC_CHECK_SIZEOF(void *, 4)
 428
 429 WARN=''
 430 if test x"$GCC" = xyes; then
 431         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 432                 # The runtime code does not respect ANSI C strict aliasing rules
 433                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 434
 435                 ORIG_CFLAGS=$CFLAGS
 436                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 437                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 438                 AC_TRY_COMPILE([], [
 439                                                    void main () { }
 440                 ], [
 441                    AC_MSG_RESULT(yes)
 442                 ], [
 443                    AC_MSG_RESULT(no)
 444                    CFLAGS=$ORIG_CFLAGS
 445                 ])
 446 else
 447         # The Sun Forte compiler complains about inline functions that access static variables
 448         # so disable all inlining.
 449         case "$host" in
 450         *-*-solaris*)
 451                 CFLAGS="$CFLAGS -Dinline="
 452                 ;;
 453         esac
 454 fi
 455 CFLAGS="$CFLAGS -g $WARN"
 456 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 457
 458 # Where's the 'mcs' source tree?
 459 if test -d $srcdir/mcs; then
 460   mcsdir=mcs
 461 else
 462   mcsdir=../mcs
 463 fi
 464
 465 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 466         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 467                 mcsdir=$with_mcs_path
 468         fi
 469 )
 470
 471 #
 472 # A sanity check to catch cases where the package was unpacked
 473 # with an ancient tar program (Solaris)
 474 #
 475 AC_ARG_ENABLE(solaris-tar-check,
 476 [  --disable-solaris-tar-check    disable solaris tar check],
 477    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 478
 479 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 480         AC_MSG_CHECKING(integrity of package)
 481         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 482         then
 483                 AC_MSG_RESULT(ok)
 484         else
 485                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 486                 AC_MSG_ERROR([$errorm])
 487         fi
 488 fi
 489
 490 if test "x$with_mcs_path" != "x"; then
 491 mcs_topdir=$(cd "$mcsdir" && pwd)
 492 mcs_topdir_from_srcdir=$mcs_topdir
 493 else
 494 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 495 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 496 fi
 497
 498 # Convert mcs_topdir* paths to Windows syntax.
 499 if test x$cross_compiling$host_win32 = xnoyes; then
 500   mcs_topdir=$(cygpath -m $mcs_topdir)
 501   case $mcs_topdir_from_srcdir in
 502     /cygdrive/*)
 503         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 504         ;;
 505   esac
 506 fi
 507
 508 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 509 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 510
 511 AC_SUBST([mcs_topdir])
 512 AC_SUBST([mcs_topdir_from_srcdir])
 513
 514 # Where's the 'olive' source tree?
 515 if test -d $srcdir/olive; then
 516   olivedir=olive
 517 else
 518   olivedir=../olive
 519 fi
 520
 521 if test -d $srcdir/$olivedir; then
 522 olive_topdir='$(top_srcdir)/'$olivedir
 523 fi
 524
 525 # gettext: prepare the translation directories.
 526 # we do not configure the full gettext, as we consume it dynamically from C#
 527 AM_PO_SUBDIRS
 528
 529 if test "x$USE_NLS" = "xyes"; then
 530    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 531
 532    if test "x$HAVE_MSGFMT" = "xno"; then
 533           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 534    fi
 535 fi
 536
 537 AC_ARG_WITH([libgdiplus],
 538         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 539         [], [with_libgdiplus=installed])
 540
 541 case $with_libgdiplus in
 542 no|installed) libgdiplus_loc= ;;
 543 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 544 /*) libgdiplus_loc=$with_libgdiplus ;;
 545 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 546 esac
 547 AC_SUBST([libgdiplus_loc])
 548
 549 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 550
 551 pkg_config_path=
 552 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 553         if test x$with_crosspkgdir = "x"; then
 554                 if test -s $PKG_CONFIG_PATH; then
 555                         pkg_config_path=$PKG_CONFIG_PATH
 556                 fi
 557         else
 558                 pkg_config_path=$with_crosspkgdir
 559                 PKG_CONFIG_PATH=$pkg_config_path
 560                 export PKG_CONFIG_PATH
 561         fi
 562 )
 563
 564 AC_ARG_WITH([glib],
 565         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to embedded)],
 566         [], [with_glib=embedded])
 567
 568 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 569 AC_CONFIG_SUBDIRS(eglib)
 570
 571 case $with_glib in
 572 embedded)
 573   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 574   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 575   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 576   BUILD_GLIB_LIBS="$GLIB_LIBS"
 577   GMODULE_CFLAGS="$GLIB_CFLAGS"
 578   GMODULE_LIBS="$GLIB_LIBS"
 579   ;;
 580 system)
 581   AC_MSG_ERROR([--with-glib=system is no longer supported as of Mono 2.8])
 582   ;;
 583 *)
 584   AC_MSG_ERROR([Invalid argument to --with-glib.])
 585 esac
 586
 587 AC_SUBST(GLIB_CFLAGS)
 588 AC_SUBST(GLIB_LIBS)
 589 AC_SUBST(GMODULE_CFLAGS)
 590 AC_SUBST(GMODULE_LIBS)
 591 AC_SUBST(BUILD_GLIB_CFLAGS)
 592 AC_SUBST(BUILD_GLIB_LIBS)
 593
 594 if test x$cross_compiling$host_win32 = xnoyes; then
 595    AC_MSG_CHECKING(for cygwin glib2-dev package)
 596    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 597       AC_MSG_RESULT(found)
 598           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.])
 599    else
 600       AC_MSG_RESULT(not found, ok)
 601    fi
 602
 603    AC_MSG_CHECKING(for broken gwin32.h)
 604    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 605    if test -f $glib_include/glib/gwin32.h; then
 606           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 607                  AC_MSG_RESULT(failed)
 608                  hashmark='#'
 609                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 610           fi
 611    fi
 612    AC_MSG_RESULT(ok)
 613 fi
 614
 615 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 616
 617 # Enable support for fast thread-local storage
 618 # Some systems have broken support, so we allow to disable it.
 619 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 620
 621 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 622 # This does not work on some platforms (bug #55253)
 623 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 624
 625 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 626
 627 if test "x$enable_static" = "xno"; then
 628    with_static_mono=no
 629 fi
 630
 631 if test "x$host_win32" = "xyes"; then
 632    # Boehm GC requires the runtime to be in its own dll
 633    with_static_mono=no
 634 fi
 635
 636 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 637 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 638
 639 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 640 if test "x$with_xen_opt" = "xyes"; then
 641         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 642         ORIG_CFLAGS=$CFLAGS
 643         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 644         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 645         AC_TRY_COMPILE([], [
 646                                            void main () { }
 647         ], [
 648            AC_MSG_RESULT(yes)
 649            # Pass it to libgc as well
 650            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 651         ], [
 652            AC_MSG_RESULT(no)
 653            CFLAGS=$ORIG_CFLAGS
 654         ])
 655 fi
 656
 657 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 658 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 659
 660 if test x$enable_small_config = xyes; then
 661         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 662         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 663 fi
 664
 665 if test x$AOT_SUPPORTED != xyes; then
 666    AOT_SUPPORTED=no
 667 fi
 668
 669 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=$AOT_SUPPORTED)
 670
 671 DISABLED_FEATURES=none
 672
 673 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 674      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 675      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization.],
 676 [
 677         for feature in `echo "$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$mono_feature_disable_normalization" = "xyes"; then
 791         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 792         AC_MSG_NOTICE([Disabled String normalization support.])
 793 fi
 794
 795 AC_MSG_CHECKING(for visibility __attribute__)
 796 AC_TRY_COMPILE([], [
 797    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 798    void main () { doit (); }
 799 ], [
 800    have_visibility_hidden=yes
 801    AC_MSG_RESULT(yes)
 802 ], [
 803    have_visibility_hidden=no
 804    AC_MSG_RESULT(no)
 805 ])
 806
 807 AC_MSG_CHECKING(for deprecated __attribute__)
 808 AC_TRY_COMPILE([
 809      int doit (void) __attribute__ ((deprecated));
 810      int doit (void) { return 0; }
 811 ], [
 812         return 0;
 813 ], [
 814    have_deprecated=yes
 815    AC_MSG_RESULT(yes)
 816 ], [
 817    have_deprecated=no
 818    AC_MSG_RESULT(no)
 819 ])
 820
 821 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 822 if test x$enable_parallel_mark = xyes; then
 823         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 824 fi
 825
 826 dnl
 827 dnl Boehm GC configuration
 828 dnl
 829 LIBGC_CFLAGS=
 830 LIBGC_LIBS=
 831 LIBGC_STATIC_LIBS=
 832 libgc_dir=
 833 case "x$gc" in
 834         xboehm|xbohem|xyes)
 835                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 836                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 837
 838                 if test "x$found_boehm" != "xyes"; then
 839                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 840                 fi
 841                 if test "x$gc_headers" != "xyes"; then
 842                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 843                 fi
 844
 845                 LIBGC_LIBS="-lgc $libdl"
 846                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 847                 libmono_ldflags="$libmono_ldflags -lgc"
 848                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 849
 850                 # AC_CHECK_FUNCS does not work for some reason...
 851                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 852                 if test "x$found_gcj_malloc" = "xyes"; then
 853                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 854                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 855                         gc_msg="System Boehm with typed GC"
 856                 else
 857                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 858                         gc_msg="System Boehm (without typed GC)"
 859                 fi
 860                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 861                 if test "x$found_gc_enable" = "xyes"; then
 862                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 863                 fi
 864                 ;;
 865
 866         xincluded)
 867                 use_included_gc=yes
 868                 libgc_dir=libgc
 869
 870                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 871                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 872                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 873
 874                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 875
 876                 gc_msg="bundled Boehm GC with typed GC"
 877                 if test x$enable_parallel_mark = xyes; then
 878                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 879                         gc_msg="$gc_msg and parallel mark"
 880                 else
 881                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 882                 fi
 883                 ;;
 884
 885         xsgen)
 886                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 887                 ;;
 888
 889         xnone)
 890                 AC_MSG_WARN("Compiling mono without GC.")
 891                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 892                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 893                 ;;
 894         *)
 895                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 896                 ;;
 897 esac
 898
 899 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 900 if test "x$large_heap" = "xyes"; then
 901    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 902 fi
 903
 904 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 905 AC_SUBST(LIBGC_CFLAGS)
 906 AC_SUBST(LIBGC_LIBS)
 907 AC_SUBST(LIBGC_STATIC_LIBS)
 908 AC_SUBST(libgc_dir)
 909 AC_SUBST(BOEHM_DEFINES)
 910
 911 dnl
 912 dnl End of libgc checks
 913 dnl
 914
 915 dnl *************************************
 916 dnl *** Checks for zero length arrays ***
 917 dnl *************************************
 918 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 919 AC_TRY_COMPILE([
 920         struct s {
 921                 int  length;
 922                 char data [0];
 923         };
 924 ], [], [
 925         AC_MSG_RESULT(yes)
 926         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 927 ], [
 928         AC_MSG_RESULT(no)
 929         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 930 ])
 931
 932 if test x$target_win32 = xno; then
 933
 934         dnl hires monotonic clock support
 935         AC_SEARCH_LIBS(clock_gettime, rt)
 936
 937         dnl dynamic loader support
 938         AC_CHECK_FUNC(dlopen, DL_LIB="",
 939                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 940         )
 941         if test x$dl_support = xno; then
 942                 AC_MSG_WARN([No dynamic loading support available])
 943         else
 944                 LIBS="$LIBS $DL_LIB"
 945                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 946                 dnl from glib's configure.in
 947                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 948                         mono_cv_uscore,[
 949                         AC_TRY_RUN([#include <dlfcn.h>
 950                         int mono_underscore_test (void) { return 42; }
 951                         int main() {
 952                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 953                           handle = dlopen ((void*)0, 0);
 954                           if (handle) {
 955                             f1 = dlsym (handle, "mono_underscore_test");
 956                             f2 = dlsym (handle, "_mono_underscore_test");
 957                           } return (!f2 || f1);
 958                         }],
 959                                 [mono_cv_uscore=yes],
 960                                 [mono_cv_uscore=no],
 961                         [])
 962                 ])
 963                 if test "x$mono_cv_uscore" = "xyes"; then
 964                         MONO_DL_NEED_USCORE=1
 965                 else
 966                         MONO_DL_NEED_USCORE=0
 967                 fi
 968                 AC_SUBST(MONO_DL_NEED_USCORE)
 969                 AC_CHECK_FUNC(dlerror)
 970         fi
 971
 972         dnl ******************************************************************
 973         dnl *** Checks for the IKVM JNI interface library                  ***
 974         dnl ******************************************************************
 975         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])
 976
 977         ikvm_native_dir=
 978         if test x$with_ikvm_native = xyes; then
 979                 ikvm_native_dir=ikvm-native
 980                 jdk_headers_found="IKVM Native"
 981         fi
 982
 983         AC_SUBST(ikvm_native_dir)
 984
 985         AC_CHECK_HEADERS(execinfo.h)
 986
 987         AC_CHECK_FUNCS(getgrgid_r)
 988         AC_CHECK_FUNCS(getgrnam_r)
 989         AC_CHECK_FUNCS(getpwnam_r)
 990         AC_CHECK_FUNCS(getpwuid_r)
 991         AC_CHECK_FUNCS(getresuid)
 992         AC_CHECK_FUNCS(setresuid)
 993         AC_CHECK_FUNCS(kqueue)
 994         AC_CHECK_FUNCS(backtrace_symbols)
 995         AC_CHECK_FUNCS(mkstemp)
 996         AC_CHECK_FUNCS(mmap)
 997         AC_CHECK_FUNCS(madvise)
 998         AC_CHECK_FUNCS(getrusage)
 999         AC_CHECK_FUNCS(getpriority)
1000         AC_CHECK_FUNCS(setpriority)
1001         AC_CHECK_FUNCS(dl_iterate_phdr)
1002         AC_CHECK_FUNCS(sysconf)
1003
1004         AC_CHECK_FUNCS(sched_setaffinity)
1005
1006         dnl ****************************************************************
1007         dnl *** Check for sched_setaffinity from glibc versions before   ***
1008         dnl *** 2.3.4. The older versions of the function only take 2    ***
1009         dnl *** parameters, not 3.                                       ***
1010         dnl ***                                                          ***
1011         dnl *** Because the interface change was not made in a minor     ***
1012         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1013         dnl *** won't always indicate the interface sched_affinity has.  ***
1014         dnl ****************************************************************
1015         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1016         AC_TRY_COMPILE([#include <sched.h>], [
1017                 int main() {
1018             int mask = 1;
1019             sched_setaffinity(0, &mask);
1020         }
1021         ], [
1022                 # Yes, we have it...
1023                 AC_MSG_RESULT(yes)
1024                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1025         ], [
1026                 # We have the new, three-parameter version
1027                 AC_MSG_RESULT(no)
1028         ])
1029
1030
1031         dnl ******************************************************************
1032         dnl *** Check for large file support                               ***
1033         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1034         dnl ******************************************************************
1035
1036         # Check that off_t can represent 2**63 - 1 correctly, working around
1037         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1038         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1039         large_offt=no
1040         AC_DEFUN([LARGE_FILES], [
1041                 large_CPPFLAGS=$CPPFLAGS
1042                 CPPFLAGS="$CPPFLAGS $1"
1043                 AC_TRY_RUN([
1044                         #include <sys/types.h>
1045
1046                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1047
1048                         int main(void) {
1049                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1050                                                (BIG_OFF_T%2147483647==1));
1051                                 if(big_off_t) {
1052                                         exit(0);
1053                                 } else {
1054                                         exit(1);
1055                                 }
1056                         }
1057                 ], [
1058                         AC_MSG_RESULT(ok)
1059                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1060                         large_CPPFLAGS="$large_CPPFLAGS $1"
1061                         large_offt=yes
1062                 ], [
1063                         AC_MSG_RESULT(no)
1064                 ], "")
1065                 CPPFLAGS=$large_CPPFLAGS
1066         ])
1067
1068         AC_MSG_CHECKING(if off_t is 64 bits wide)
1069         LARGE_FILES("")
1070         if test $large_offt = no; then
1071                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1072                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1073         fi
1074         if test $large_offt = no; then
1075                 AC_MSG_WARN([No 64 bit file size support available])
1076         fi
1077
1078         dnl *****************************
1079         dnl *** Checks for libsocket  ***
1080         dnl *****************************
1081         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1082
1083         dnl *******************************
1084         dnl *** Checks for MSG_NOSIGNAL ***
1085         dnl *******************************
1086         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1087         AC_TRY_COMPILE([#include <sys/socket.h>], [
1088                 int f = MSG_NOSIGNAL;
1089         ], [
1090                 # Yes, we have it...
1091                 AC_MSG_RESULT(yes)
1092                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1093         ], [
1094                 # We'll have to use signals
1095                 AC_MSG_RESULT(no)
1096         ])
1097
1098         dnl *****************************
1099         dnl *** Checks for SOL_IP     ***
1100         dnl *****************************
1101         AC_MSG_CHECKING(for SOL_IP)
1102         AC_TRY_COMPILE([#include <netdb.h>], [
1103                 int level = SOL_IP;
1104         ], [
1105                 # Yes, we have it...
1106                 AC_MSG_RESULT(yes)
1107                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1108         ], [
1109                 # We'll have to use getprotobyname
1110                 AC_MSG_RESULT(no)
1111         ])
1112
1113         dnl *****************************
1114         dnl *** Checks for SOL_IPV6     ***
1115         dnl *****************************
1116         AC_MSG_CHECKING(for SOL_IPV6)
1117         AC_TRY_COMPILE([#include <netdb.h>], [
1118                 int level = SOL_IPV6;
1119         ], [
1120                 # Yes, we have it...
1121                 AC_MSG_RESULT(yes)
1122                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1123         ], [
1124                 # We'll have to use getprotobyname
1125                 AC_MSG_RESULT(no)
1126         ])
1127
1128         dnl *****************************
1129         dnl *** Checks for SOL_TCP    ***
1130         dnl *****************************
1131         AC_MSG_CHECKING(for SOL_TCP)
1132         AC_TRY_COMPILE([#include <netdb.h>], [
1133                 int level = SOL_TCP;
1134         ], [
1135                 # Yes, we have it...
1136                 AC_MSG_RESULT(yes)
1137                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1138         ], [
1139                 # We'll have to use getprotobyname
1140                 AC_MSG_RESULT(no)
1141         ])
1142
1143         dnl *****************************
1144         dnl *** Checks for IP_PKTINFO ***
1145         dnl *****************************
1146         AC_MSG_CHECKING(for IP_PKTINFO)
1147         AC_TRY_COMPILE([#include <netdb.h>], [
1148                 int level = IP_PKTINFO;
1149         ], [
1150                 # Yes, we have it...
1151                 AC_MSG_RESULT(yes)
1152                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1153         ], [
1154                 AC_MSG_RESULT(no)
1155         ])
1156
1157         dnl *****************************
1158         dnl *** Checks for IPV6_PKTINFO ***
1159         dnl *****************************
1160         AC_MSG_CHECKING(for IPV6_PKTINFO)
1161         AC_TRY_COMPILE([#include <netdb.h>], [
1162                 int level = IPV6_PKTINFO;
1163         ], [
1164                 # Yes, we have it...
1165                 AC_MSG_RESULT(yes)
1166                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1167         ], [
1168                 AC_MSG_RESULT(no)
1169         ])
1170
1171         dnl **********************************
1172         dnl *** Checks for IP_DONTFRAGMENT ***
1173         dnl **********************************
1174         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1175         AC_TRY_COMPILE([#include <netdb.h>], [
1176                 int level = IP_DONTFRAGMENT;
1177         ], [
1178                 # Yes, we have it...
1179                 AC_MSG_RESULT(yes)
1180                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1181         ], [
1182                 AC_MSG_RESULT(no)
1183         ])
1184
1185         dnl **********************************
1186         dnl *** Checks for IP_MTU_DISCOVER ***
1187         dnl **********************************
1188         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1189         AC_TRY_COMPILE([#include <netdb.h>], [
1190                 int level = IP_MTU_DISCOVER;
1191         ], [
1192                 # Yes, we have it...
1193                 AC_MSG_RESULT(yes)
1194                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1195         ], [
1196                 AC_MSG_RESULT(no)
1197         ])
1198
1199         dnl *********************************
1200         dnl *** Check for struct ip_mreqn ***
1201         dnl *********************************
1202         AC_MSG_CHECKING(for struct ip_mreqn)
1203         AC_TRY_COMPILE([#include <netinet/in.h>], [
1204                 struct ip_mreqn mreq;
1205                 mreq.imr_address.s_addr = 0;
1206         ], [
1207                 # Yes, we have it...
1208                 AC_MSG_RESULT(yes)
1209                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1210         ], [
1211                 # We'll just have to try and use struct ip_mreq
1212                 AC_MSG_RESULT(no)
1213                 AC_MSG_CHECKING(for struct ip_mreq)
1214                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1215                         struct ip_mreq mreq;
1216                         mreq.imr_interface.s_addr = 0;
1217                 ], [
1218                         # Yes, we have it...
1219                         AC_MSG_RESULT(yes)
1220                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1221                 ], [
1222                         # No multicast support
1223                         AC_MSG_RESULT(no)
1224                 ])
1225         ])
1226
1227         dnl **********************************
1228         dnl *** Check for gethostbyname2_r ***
1229         dnl **********************************
1230         AC_MSG_CHECKING(for gethostbyname2_r)
1231                 AC_TRY_LINK([#include <netdb.h>], [
1232                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1233         ], [
1234                 # Yes, we have it...
1235                 AC_MSG_RESULT(yes)
1236                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1237         ], [
1238                 AC_MSG_RESULT(no)
1239         ])
1240
1241         dnl *****************************
1242         dnl *** Checks for libnsl     ***
1243         dnl *****************************
1244         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1245
1246         AC_CHECK_FUNCS(inet_pton inet_aton)
1247
1248         dnl ***********************************************
1249         dnl *** Checks for size of sockaddr_un.sun_path ***
1250         dnl ***********************************************
1251         # AC_CHECK_SIZEOF can't cope with struct members :-(
1252         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1253         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1254                 [AC_TRY_RUN([
1255                         #include <sys/types.h>
1256                         #include <stdio.h>
1257                         #include <sys/un.h>
1258
1259                         int main(void) {
1260                                 struct sockaddr_un sock_un;
1261                                 FILE *f=fopen("conftestval", "w");
1262                                 if(!f) exit(1);
1263                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1264                                 exit(0);
1265                         }
1266                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1267                    mono_cv_sizeof_sunpath=0,
1268                    mono_cv_sizeof_sunpath=0)])dnl
1269         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1270         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1271
1272         dnl *****************************
1273         dnl *** Checks for libxnet    ***
1274         dnl *****************************
1275         case "${host}" in
1276                 *solaris* )
1277                         AC_MSG_CHECKING(for Solaris XPG4 support)
1278                         if test -f /usr/lib/libxnet.so; then
1279                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1280                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1281                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1282                                 LIBS="$LIBS -lxnet"
1283                                 AC_MSG_RESULT(yes)
1284                         else
1285                                 AC_MSG_RESULT(no)
1286                         fi
1287
1288                         if test "$GCC" = "yes"; then
1289                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1290                         fi
1291                 ;;
1292         esac
1293
1294         dnl *****************************
1295         dnl *** Checks for libpthread ***
1296         dnl *****************************
1297 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1298 # and libpthread does not exist
1299 #
1300         case "${host}" in
1301                 *-*-*freebsd*)
1302                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1303                 ;;
1304                 *-*-*openbsd*)
1305                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1306                 ;;
1307                 *)
1308                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1309                 ;;
1310         esac
1311         AC_CHECK_HEADERS(pthread.h)
1312         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1313         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1314         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1315         AC_TRY_COMPILE([ #include <pthread.h>], [
1316                 pthread_mutexattr_t attr;
1317                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1318         ], [
1319                 AC_MSG_RESULT(ok)
1320         ], [
1321                 AC_MSG_RESULT(no)
1322                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1323                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1324         ])
1325         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1326         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1327         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1328
1329         dnl ***********************************
1330         dnl *** Checks for signals
1331         dnl ***********************************
1332         AC_CHECK_HEADERS(signal.h)
1333         AC_CHECK_FUNCS(sigaction)
1334
1335         dnl ***********************************
1336         dnl *** Checks for working __thread ***
1337         dnl ***********************************
1338         AC_MSG_CHECKING(for working __thread)
1339         if test "x$with_tls" != "x__thread"; then
1340                 AC_MSG_RESULT(disabled)
1341         else
1342                 AC_TRY_RUN([
1343                         #include <pthread.h>
1344                         __thread int i;
1345                         static int res1, res2;
1346
1347                         void thread_main (void *arg)
1348                         {
1349                                 i = arg;
1350                                 sleep (1);
1351                                 if (arg == 1)
1352                                         res1 = (i == arg);
1353                                 else
1354                                         res2 = (i == arg);
1355                         }
1356
1357                         int main () {
1358                                 pthread_t t1, t2;
1359
1360                                 i = 5;
1361
1362                                 pthread_create (&t1, NULL, thread_main, 1);
1363                                 pthread_create (&t2, NULL, thread_main, 2);
1364
1365                                 pthread_join (t1, NULL);
1366                                 pthread_join (t2, NULL);
1367
1368                                 return !(res1 + res2 == 2);
1369                         }
1370                 ], [
1371                                 AC_MSG_RESULT(yes)
1372                 ], [
1373                                 AC_MSG_RESULT(no)
1374                                 with_tls=pthread
1375                 ])
1376         fi
1377
1378         dnl **************************************
1379         dnl *** Checks for working sigaltstack ***
1380         dnl **************************************
1381         AC_MSG_CHECKING(for working sigaltstack)
1382         if test "x$with_sigaltstack" != "xyes"; then
1383                 AC_MSG_RESULT(disabled)
1384         else
1385                 AC_TRY_RUN([
1386                         #include <stdio.h>
1387                         #include <stdlib.h>
1388                         #include <unistd.h>
1389                         #include <signal.h>
1390                         #include <pthread.h>
1391                         #include <sys/wait.h>
1392                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1393                         #define SA_STACK SA_ONSTACK
1394                         #endif
1395                         static void
1396                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1397                         {
1398                                 exit (0);
1399                         }
1400
1401                         static void *
1402                         loop (void *ignored)
1403                         {
1404                                 char *ptr = NULL;
1405
1406                                 *ptr = 0;
1407                                 return NULL;
1408                         }
1409
1410                         static void
1411                         child ()
1412                         {
1413                                 struct sigaction sa;
1414                                 struct sigaltstack sas;
1415                                 pthread_t id;
1416                                 pthread_attr_t attr;
1417
1418                                 sa.sa_sigaction = sigsegv_signal_handler;
1419                                 sigemptyset (&sa.sa_mask);
1420                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1421                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1422                                         perror ("sigaction");
1423                                         return;
1424                                 }
1425
1426                                 sas.ss_sp = malloc (SIGSTKSZ);
1427                                 sas.ss_size = SIGSTKSZ;
1428                                 sas.ss_flags = 0;
1429                                 if (sigaltstack (&sas, NULL) == -1) {
1430                                         perror ("sigaltstack");
1431                                         return;
1432                                 }
1433
1434                                 pthread_attr_init (&attr);
1435                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1436                                         printf ("pthread_create\n");
1437                                         return;
1438                                 }
1439
1440                                 sleep (100);
1441                         }
1442
1443                         int
1444                         main ()
1445                         {
1446                                 pid_t son;
1447                                 int status;
1448                                 int i;
1449
1450                                 son = fork ();
1451                                 if (son == -1) {
1452                                         return 1;
1453                                 }
1454
1455                                 if (son == 0) {
1456                                         child ();
1457                                         return 0;
1458                                 }
1459
1460                                 for (i = 0; i < 3; ++i) {
1461                                         sleep (1);
1462                                         waitpid (son, &status, WNOHANG);
1463                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1464                                                 return 0;
1465                                 }
1466
1467                                 kill (son, SIGKILL);
1468                                 return 1;
1469                         }
1470
1471                 ], [
1472                                 AC_MSG_RESULT(yes)
1473                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1474                 ], [
1475                                 with_sigaltstack=no
1476                                 AC_MSG_RESULT(no)
1477                 ])
1478         fi
1479
1480         dnl ********************************
1481         dnl *** Checks for semaphore lib ***
1482         dnl ********************************
1483         # 'Real Time' functions on Solaris
1484         # posix4 on Solaris 2.6
1485         # pthread (first!) on Linux
1486         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1487
1488         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1489         AC_CHECK_FUNCS(shm_open)
1490
1491         dnl ********************************
1492         dnl *** Checks for timezone stuff **
1493         dnl ********************************
1494         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1495                 AC_TRY_COMPILE([
1496                         #include <time.h>
1497                         ], [
1498                         struct tm tm;
1499                         tm.tm_gmtoff = 1;
1500                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1501         if test $ac_cv_struct_tm_gmtoff = yes; then
1502                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1503         else
1504                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1505                         AC_TRY_COMPILE([
1506                                 #include <time.h>
1507                         ], [
1508                                 timezone = 1;
1509                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1510                 if test $ac_cv_var_timezone = yes; then
1511                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1512                 else
1513                         AC_ERROR(unable to find a way to determine timezone)
1514                 fi
1515         fi
1516
1517         dnl *********************************
1518         dnl *** Checks for math functions ***
1519         dnl *********************************
1520         AC_SEARCH_LIBS(sqrtf, m)
1521         if test "x$has_broken_apple_cpp" != "xyes"; then
1522                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1523                         AC_TRY_LINK([#include <math.h>],
1524                         [ finite(0.0); ],
1525                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1526                         AC_MSG_RESULT(no)))
1527         fi
1528         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1529                 AC_TRY_LINK([#include <math.h>],
1530                 [ isfinite(0.0); ],
1531                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1532                 AC_MSG_RESULT(no)))
1533
1534         dnl ****************************************************************
1535         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1536         dnl *** have it in the library (duh))                            ***
1537         dnl ****************************************************************
1538         AC_CHECK_FUNCS(poll)
1539
1540         dnl *************************
1541         dnl *** Check for signbit ***
1542         dnl *************************
1543         AC_MSG_CHECKING(for signbit)
1544         AC_TRY_LINK([#include <math.h>], [
1545                 int s = signbit(1.0);
1546         ], [
1547                 AC_MSG_RESULT(yes)
1548                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1549         ], [
1550                 AC_MSG_RESULT(no)
1551         ])
1552
1553         dnl **********************************
1554         dnl *** epoll                      ***
1555         dnl **********************************
1556         AC_CHECK_HEADERS(sys/epoll.h)
1557         haveepoll=no
1558         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1559         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1560                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1561         fi
1562
1563         dnl ******************************
1564         dnl *** Checks for SIOCGIFCONF ***
1565         dnl ******************************
1566         AC_CHECK_HEADERS(sys/ioctl.h)
1567         AC_CHECK_HEADERS(net/if.h, [], [],
1568            [
1569            #ifdef HAVE_SYS_TYPES_H
1570            # include <sys/types.h>
1571            #endif
1572            #ifdef HAVE_SYS_SOCKET_H
1573            # include <sys/socket.h>
1574            #endif
1575            ])
1576         AC_MSG_CHECKING(for ifreq)
1577         AC_TRY_COMPILE([
1578                 #include <stdio.h>
1579                 #include <sys/ioctl.h>
1580                 #include <net/if.h>
1581                 ], [
1582                 struct ifconf ifc;
1583                 struct ifreq *ifr;
1584                 void *x;
1585                 ifc.ifc_len = 0;
1586                 ifc.ifc_buf = NULL;
1587                 x = (void *) &ifr->ifr_addr;
1588                 ],[
1589                         AC_MSG_RESULT(yes)
1590                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1591                 ], [
1592                         AC_MSG_RESULT(no)
1593                 ])
1594         dnl **********************************
1595         dnl ***     Checks for sin_len     ***
1596         dnl **********************************
1597         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1598         AC_TRY_COMPILE([
1599                 #include <netinet/in.h>
1600                 ], [
1601                 struct sockaddr_in saddr;
1602                 saddr.sin_len = sizeof (saddr);
1603                 ],[
1604                         AC_MSG_RESULT(yes)
1605                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1606                 ], [
1607                         AC_MSG_RESULT(no)
1608                 ])
1609         dnl **********************************
1610         dnl ***    Checks for sin6_len     ***
1611         dnl **********************************
1612         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1613         AC_TRY_COMPILE([
1614                 #include <netinet/in.h>
1615                 ], [
1616                 struct sockaddr_in6 saddr6;
1617                 saddr6.sin6_len = sizeof (saddr6);
1618                 ],[
1619                         AC_MSG_RESULT(yes)
1620                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1621                 ], [
1622                         AC_MSG_RESULT(no)
1623                 ])
1624         dnl **********************************
1625         dnl *** Checks for MonoPosixHelper ***
1626         dnl **********************************
1627         AC_CHECK_HEADERS(checklist.h)
1628         AC_CHECK_HEADERS(pathconf.h)
1629         AC_CHECK_HEADERS(fstab.h)
1630         AC_CHECK_HEADERS(attr/xattr.h)
1631         AC_CHECK_HEADERS(sys/extattr.h)
1632         AC_CHECK_HEADERS(sys/sendfile.h)
1633         AC_CHECK_HEADERS(sys/statvfs.h)
1634         AC_CHECK_HEADERS(sys/statfs.h)
1635         AC_CHECK_HEADERS(sys/vfstab.h)
1636         AC_CHECK_HEADERS(sys/xattr.h)
1637         AC_CHECK_HEADERS(sys/mman.h)
1638         AC_CHECK_HEADERS(sys/param.h)
1639         AC_CHECK_HEADERS(sys/mount.h, [], [],
1640                 [
1641                 #ifdef HAVE_SYS_PARAM_H
1642                 # include <sys/param.h>
1643                 #endif
1644                 ])
1645         AC_CHECK_HEADERS(sys/mount.h)
1646         AC_CHECK_FUNCS(confstr)
1647         AC_CHECK_FUNCS(seekdir telldir)
1648         AC_CHECK_FUNCS(getdomainname)
1649         AC_CHECK_FUNCS(setdomainname)
1650         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1651         AC_CHECK_FUNCS(setgroups)
1652         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1653         AC_CHECK_FUNCS(getfsstat)
1654         AC_CHECK_FUNCS(lutimes futimes)
1655         AC_CHECK_FUNCS(mremap)
1656         AC_CHECK_FUNCS(remap_file_pages)
1657         AC_CHECK_FUNCS(posix_fadvise)
1658         AC_CHECK_FUNCS(posix_fallocate)
1659         AC_CHECK_FUNCS(posix_madvise)
1660         AC_CHECK_FUNCS(vsnprintf)
1661         AC_CHECK_FUNCS(sendfile)
1662         AC_CHECK_FUNCS(gethostid sethostid)
1663         AC_CHECK_FUNCS(sethostname)
1664         AC_CHECK_FUNCS(statfs)
1665         AC_CHECK_FUNCS(fstatfs)
1666         AC_CHECK_FUNCS(statvfs)
1667         AC_CHECK_FUNCS(fstatvfs)
1668         AC_CHECK_FUNCS(stime)
1669         AC_CHECK_FUNCS(strerror_r)
1670         AC_CHECK_FUNCS(ttyname_r)
1671         AC_CHECK_FUNCS(psignal)
1672         AC_CHECK_FUNCS(getlogin_r)
1673         AC_CHECK_FUNCS(lockf)
1674         AC_CHECK_FUNCS(swab)
1675         AC_CHECK_FUNCS(setusershell endusershell)
1676         AC_CHECK_SIZEOF(size_t)
1677         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1678                 [#include <sys/types.h>
1679                  #include <sys/stat.h>
1680                  #include <unistd.h>])
1681         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1682                 [#include <sys/types.h>
1683                  #include <sys/stat.h>
1684                  #include <unistd.h>])
1685         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1686                 [#include <sys/time.h>])
1687         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1688                 [#include <unistd.h>
1689                  #include <fcntl.h>])
1690         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1691                 [#include <sys/poll.h>])
1692         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1693                 [#include <sys/types.h>
1694                  #include <sys/stat.h>
1695                  #include <unistd.h>])
1696         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1697                 [#include <time.h>])
1698         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1699                 [#include <sys/time.h>
1700                  #include <sys/types.h>
1701                  #include <utime.h>])
1702         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1703                 [#include <sys/time.h>])
1704         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1705                 [#include <sys/types.h>
1706                  #include <utime.h>])
1707         AC_CHECK_MEMBERS(
1708                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1709                 [#include <sys/types.h>
1710                  #include <dirent.h>])
1711         AC_CHECK_MEMBERS(
1712                 [struct passwd.pw_gecos],,,
1713                 [#include <sys/types.h>
1714                  #include <pwd.h>])
1715         AC_CHECK_MEMBERS(
1716                 [struct statfs.f_flags],,,
1717                 [#include <sys/types.h>
1718                  #include <sys/vfs.h>])
1719
1720         dnl Favour xattr through glibc, but use libattr if we have to
1721         AC_CHECK_FUNC(lsetxattr, ,
1722                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1723         )
1724         AC_SUBST(XATTR_LIB)
1725
1726         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1727         AC_CHECK_MEMBERS(
1728                 [struct kinfo_proc.kp_proc],,,
1729                 [#include <sys/types.h>
1730                  #include <sys/param.h>
1731                  #include <sys/sysctl.h>
1732                  #include <sys/proc.h>
1733                  ])
1734
1735         dnl *********************************
1736         dnl *** Checks for Windows compilation ***
1737         dnl *********************************
1738         AC_CHECK_HEADERS(sys/time.h)
1739         AC_CHECK_HEADERS(sys/param.h)
1740         AC_CHECK_HEADERS(dirent.h)
1741
1742         dnl *********************************
1743         dnl *** Check for Console 2.0 I/O ***
1744         dnl *********************************
1745         AC_CHECK_HEADERS([curses.h])
1746         AC_CHECK_HEADERS([term.h], [], [],
1747         [#if HAVE_CURSES_H
1748          #include <curses.h>
1749          #endif
1750         ])
1751         AC_CHECK_HEADERS([termios.h])
1752
1753         dnl * This is provided in io-layer, but on windows it's only available
1754         dnl * on xp+
1755         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1756 else
1757         jdk_headers_found=no
1758         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1759         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1760         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1761         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1762         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1763         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1764         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1765
1766         dnl *********************************
1767         dnl *** Check for struct ip_mreqn ***
1768         dnl *********************************
1769         AC_MSG_CHECKING(for struct ip_mreqn)
1770         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1771                 struct ip_mreqn mreq;
1772                 mreq.imr_address.s_addr = 0;
1773         ], [
1774                 # Yes, we have it...
1775                 AC_MSG_RESULT(yes)
1776                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1777         ], [
1778                 # We'll just have to try and use struct ip_mreq
1779                 AC_MSG_RESULT(no)
1780                 AC_MSG_CHECKING(for struct ip_mreq)
1781                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1782                         struct ip_mreq mreq;
1783                         mreq.imr_interface.s_addr = 0;
1784                 ], [
1785                         # Yes, we have it...
1786                         AC_MSG_RESULT(yes)
1787                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1788                 ], [
1789                         # No multicast support
1790                         AC_MSG_RESULT(no)
1791                 ])
1792         ])
1793         AC_CHECK_FUNCS(GetProcessId)
1794 fi
1795
1796 dnl socklen_t check
1797 AC_MSG_CHECKING(for socklen_t)
1798 AC_TRY_COMPILE([
1799 #include <sys/types.h>
1800 #include <sys/socket.h>
1801 ],[
1802   socklen_t foo;
1803 ],[
1804 ac_cv_c_socklen_t=yes
1805         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1806         AC_MSG_RESULT(yes)
1807 ],[
1808         AC_MSG_RESULT(no)
1809 ])
1810
1811 AC_MSG_CHECKING(for array element initializer support)
1812 AC_TRY_COMPILE([#include <sys/socket.h>], [
1813         const int array[] = {[1] = 2,};
1814 ], [
1815         # Yes, we have it...
1816         AC_MSG_RESULT(yes)
1817         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1818 ], [
1819         # We'll have to use signals
1820         AC_MSG_RESULT(no)
1821 ])
1822
1823 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1824         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1825         AC_TRY_LINK([#include <math.h>],
1826         [ static void *p = &trunc; ],
1827         [
1828                 AC_DEFINE(HAVE_TRUNC)
1829                 AC_MSG_RESULT(yes)
1830                 ac_cv_trunc=yes
1831         ],
1832         AC_MSG_RESULT(no)))
1833
1834 if test "x$ac_cv_truncl" != "xyes"; then
1835    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1836 fi
1837
1838 AC_CHECK_FUNCS(round)
1839 AC_CHECK_FUNCS(rint)
1840
1841 dnl ****************************
1842 dnl *** Look for /dev/random ***
1843 dnl ****************************
1844
1845 AC_MSG_CHECKING([if usage of random device is requested])
1846 AC_ARG_ENABLE(dev-random,
1847 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1848 try_dev_random=$enableval, try_dev_random=yes)
1849
1850 AC_MSG_RESULT($try_dev_random)
1851
1852 case "{$target}" in
1853     *-openbsd*)
1854     NAME_DEV_RANDOM="/dev/srandom"
1855     ;;
1856
1857 dnl Win32 does not have /dev/random, they have their own method...
1858
1859     *-mingw*|*-*-cygwin*)
1860     ac_cv_have_dev_random=no
1861     ;;
1862
1863 dnl Everywhere else, it's /dev/random
1864
1865     *)
1866     NAME_DEV_RANDOM="/dev/random"
1867     ;;
1868 esac
1869
1870 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1871
1872 dnl Now check if the device actually exists
1873
1874 if test "x$try_dev_random" = "xyes"; then
1875     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1876     [if test -r "$NAME_DEV_RANDOM" ; then
1877         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1878     if test "x$ac_cv_have_dev_random" = "xyes"; then
1879         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1880     fi
1881 else
1882     AC_MSG_CHECKING(for random device)
1883     ac_cv_have_dev_random=no
1884     AC_MSG_RESULT(has been disabled)
1885 fi
1886
1887 if test "x$host_win32" = "xyes"; then
1888     AC_DEFINE(HAVE_CRYPT_RNG)
1889 fi
1890
1891 if test "x$ac_cv_have_dev_random" = "xno" \
1892     && test "x$host_win32" = "xno"; then
1893     AC_MSG_WARN([[
1894 ***
1895 *** A system-provided entropy source was not found on this system.
1896 *** Because of this, the System.Security.Cryptography random number generator
1897 *** will throw a NotImplemented exception.
1898 ***
1899 *** If you are seeing this message, and you know your system DOES have an
1900 *** entropy collection in place, please contact <crichton@gimp.org> and
1901 *** provide information about the system and how to access the random device.
1902 ***
1903 *** Otherwise you can install either egd or prngd and set the environment
1904 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1905 ***]])
1906 fi
1907
1908 AC_MSG_CHECKING([if inter-process shared handles are requested])
1909 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1910 AC_MSG_RESULT($try_shared_handles)
1911 if test "x$try_shared_handles" != "xyes"; then
1912         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1913         AC_SUBST(DISABLE_SHARED_HANDLES)
1914 fi
1915
1916 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1917 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1918
1919 AC_MSG_CHECKING([if big-arrays are to be enabled])
1920 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1921 if test "x$enable_big_arrays" = "xyes" ; then
1922     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1923         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1924     else
1925         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1926     fi
1927 fi
1928 AC_MSG_RESULT($enable_big_arrays)
1929
1930 dnl **************
1931 dnl *** DTRACE ***
1932 dnl **************
1933
1934 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1935
1936 if test "x$enable_dtrace" = "xyes"; then
1937    if test "x$has_dtrace" = "xno"; then
1938           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1939    fi
1940    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1941    if test "x$DTRACE" = "xno"; then
1942           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1943           enable_dtrace=no
1944    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1945           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1946           enable_dtrace=no
1947    fi
1948 fi
1949
1950 dtrace_g=no
1951 if test "x$enable_dtrace" = "xyes"; then
1952         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1953         DTRACEFLAGS=
1954         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1955                 case "$host" in
1956                         powerpc-*-darwin*)
1957                         DTRACEFLAGS="-arch ppc64"
1958                         ;;
1959                         i*86-*-darwin*)
1960                         DTRACEFLAGS="-arch x86_64"
1961                         ;;
1962                         *)
1963                         DTRACEFLAGS=-64
1964                         ;;
1965                 esac
1966         else
1967                 case "$host" in
1968                         powerpc-*-darwin*)
1969                         DTRACEFLAGS="-arch ppc"
1970                         ;;
1971                         i*86-*-darwin*)
1972                         DTRACEFLAGS="-arch i386"
1973                         ;;
1974                         *)
1975                         DTRACEFLAGS=-32
1976                         ;;
1977                 esac
1978         fi
1979         AC_SUBST(DTRACEFLAGS)
1980         case "$host" in
1981                 *-*-solaris*)
1982                 dtrace_g=yes
1983                 ;;
1984         esac
1985         AC_CHECK_HEADERS([sys/sdt.h])
1986 fi
1987 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1988 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1989
1990 dnl **************
1991 dnl ***  NaCl  ***
1992 dnl **************
1993
1994 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
1995
1996 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
1997 if test "x$enable_nacl_codegen" = "xyes"; then
1998    MONO_NACL_ALIGN_MASK_OFF=1
1999    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2000    AC_DEFINE(TARGET_NACL, 1, [...])
2001 else
2002    MONO_NACL_ALIGN_MASK_OFF=0
2003 fi
2004 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2005
2006 dnl **************
2007 dnl ***  LLVM  ***
2008 dnl **************
2009
2010 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2011 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2012
2013 if test "x$enable_llvm" = "xyes"; then
2014    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2015    if test "x$LLVM_CONFIG" = "xno"; then
2016           AC_MSG_ERROR([llvm-config not found.])
2017    fi
2018
2019    # The output of --cflags seems to include optimizations flags too
2020    LLVM_CFLAGS=`$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'`
2021    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2022    # from LLVM classes.
2023    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2024    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2025    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
2026    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2027
2028    # Should be something like '2.6' or '2.7svn'
2029    llvm_version=`$LLVM_CONFIG --version`
2030    major_version=`echo $llvm_version | cut -c 1`
2031    minor_version=`echo $llvm_version | cut -c 3`
2032    if echo $llvm_version | grep -q 'mono'; then
2033           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2034           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2035    fi
2036
2037    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2038    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2039    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2040
2041    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2042    # llvm's config.h
2043    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2044
2045    AC_SUBST(LLVM_CFLAGS)
2046    AC_SUBST(LLVM_CXXFLAGS)
2047    AC_SUBST(LLVM_LIBS)
2048    AC_SUBST(LLVM_LDFLAGS)
2049    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2050 fi
2051
2052 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2053 if test "x$enable_loadedllvm" = "xyes"; then
2054    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2055 fi
2056 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2057
2058 TARGET="unknown"
2059 ACCESS_UNALIGNED="yes"
2060
2061 JIT_SUPPORTED=no
2062 INTERP_SUPPORTED=no
2063 LIBC="libc.so.6"
2064 INTL="libc.so.6"
2065 SQLITE="libsqlite.so.0"
2066 SQLITE3="libsqlite3.so.0"
2067 X11="libX11.so"
2068
2069 sizeof_register="SIZEOF_VOID_P"
2070
2071 jit_wanted=false
2072 interp_wanted=false
2073 sgen_supported=false
2074 case "$host" in
2075 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2076 #               TARGET=MIPS;
2077 #               ACCESS_UNALIGNED="no"
2078 #               ;;
2079         mips*)
2080                 TARGET=MIPS;
2081                 arch_target=mips;
2082                 ACCESS_UNALIGNED="no"
2083                 JIT_SUPPORTED=yes
2084                 jit_wanted=true
2085
2086                 AC_MSG_CHECKING(for mips n32)
2087                 AC_TRY_COMPILE([], [
2088                 void main () {
2089                 #if _MIPS_SIM != _ABIN32
2090                 #error Not mips n32
2091                 #endif
2092                 }
2093                 ],[
2094                 AC_MSG_RESULT(yes)
2095                 sizeof_register=8
2096                 ],[
2097                 AC_MSG_RESULT(no)
2098                 ])
2099                 ;;
2100         i*86-*-*)
2101                 TARGET=X86;
2102                 arch_target=x86;
2103                 JIT_SUPPORTED=yes
2104                 jit_wanted=true
2105                 case $host_os in
2106                   solaris*)
2107                         LIBC="libc.so"
2108                         INTL="libintl.so"
2109                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2110                                 TARGET=AMD64
2111                                 arch_target=amd64
2112                         fi
2113
2114                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2115                         # int astruct __attribute__ ((visibility ("hidden")));
2116                         # void foo ()
2117                         # {
2118                         #       void *p = &astruct;
2119                         # }
2120                         # gcc -fPIC --shared -o libfoo.so foo.c
2121                         # yields:
2122                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2123                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2124                         have_visibility_hidden=no
2125                         ;;
2126                   cygwin*)
2127                         have_visibility_hidden=no
2128                         ;;
2129                   haiku*)
2130                         LIBC=libroot.so
2131                         ;;
2132                   linux*|darwin*|openbsd*)
2133                         sgen_supported=true
2134                         ;;
2135                 esac
2136                 ;;
2137         x86_64-*-* | amd64-*-*)
2138                 TARGET=AMD64;
2139                 arch_target=amd64;
2140                 JIT_SUPPORTED=yes
2141                 jit_wanted=true
2142                 case $host_os in
2143                   linux*|darwin*|openbsd*)
2144                         sgen_supported=true
2145                         ;;
2146                 esac
2147                 ;;
2148         ia64-*-*)
2149                 TARGET=IA64
2150                 arch_target=ia64
2151                 ACCESS_UNALIGNED="no"
2152                 JIT_SUPPORTED=yes
2153                 jit_wanted=true
2154                 LIBC="libc.so.6.1"
2155                 INTL="libc.so.6.1"
2156                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2157                 libmono_ldflags="-lunwind"
2158                 ;;
2159         sparc*-*-*)
2160                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2161                    TARGET=SPARC64
2162                 else
2163                         TARGET=SPARC
2164                 fi
2165                 arch_target=sparc;
2166                 JIT_SUPPORTED=yes
2167                 ACCESS_UNALIGNED="no"
2168                 case $host_os in
2169                   linux*) ;;
2170                   *)
2171                         LIBC="libc.so"
2172                         INTL="libintl.so"
2173                 esac
2174                 jit_wanted=true
2175                 if test x"$GCC" = xyes; then
2176                         # We don't support v8 cpus
2177                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2178                 fi
2179                 if test x"$AR" = xfalse; then
2180                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2181                 fi
2182                 ;;
2183        alpha*-*-linux* | alpha*-*-osf*)
2184                 TARGET=ALPHA;
2185                 ACCESS_UNALIGNED="no"
2186                 JIT_SUPPORTED=yes
2187                 jit_wanted=true
2188                 arch_target=alpha;
2189                 CFLAGS="$CFLAGS -mieee -O0"
2190                 case $host_os in
2191                   linux*)
2192                         LIBC="libc.so.6.1"
2193                         INTL="libc.so.6.1"
2194                 esac
2195                ;;
2196         *-mingw*|*-*-cygwin*)
2197                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2198                 have_visibility_hidden=no
2199                 INTL="intl"
2200                 ;;
2201         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2202                 TARGET=HPPA;
2203                 arch_target=hppa;
2204                 LIBC="libc.sl"
2205                 ACCESS_UNALIGNED="no"
2206                 INTERP_SUPPORTED=yes
2207                 interp_wanted=true
2208                 ;;
2209         hppa*linux*)
2210                 TARGET=HPPA;
2211                 arch_target=hppa;
2212                 ACCESS_UNALIGNED="no"
2213                 JIT_SUPPORTED=yes
2214                 jit_wanted=true
2215                 ;;
2216         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2217         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2218                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2219                         TARGET=POWERPC64;
2220                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2221                         CFLAGS="$CFLAGS -mminimal-toc"
2222                 else
2223                         TARGET=POWERPC;
2224                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2225                 fi
2226                 arch_target=ppc;
2227                 JIT_SUPPORTED=yes
2228                 jit_wanted=true
2229                 case $host_os in
2230                   linux*|darwin*)
2231                         sgen_supported=true
2232                         ;;
2233                 esac
2234                 ;;
2235         arm*-darwin*)
2236                 TARGET=ARM;
2237                 arch_target=arm;
2238                 ACCESS_UNALIGNED="no"
2239                 JIT_SUPPORTED=yes
2240                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2241                 jit_wanted=true
2242                 sgen_supported=true
2243                 ;;
2244         arm*-linux*)
2245                 TARGET=ARM;
2246                 arch_target=arm;
2247                 ACCESS_UNALIGNED="no"
2248                 JIT_SUPPORTED=yes
2249                 jit_wanted=true
2250                 sgen_supported=true
2251                 ;;
2252         s390-*-linux*)
2253                 TARGET=S390;
2254                 arch_target=s390;
2255                 ACCESS_UNALIGNED="yes"
2256                 JIT_SUPPORTED=yes
2257                 jit_wanted=true
2258                 sgen_supported=true
2259                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2260                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2261                 ;;
2262         s390x-*-linux*)
2263                 TARGET=S390x;
2264                 arch_target=s390x;
2265                 ACCESS_UNALIGNED="yes"
2266                 JIT_SUPPORTED=yes
2267                 jit_wanted=true
2268                 sgen_supported=true
2269                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2270                 ;;
2271 esac
2272
2273 if test "x$host" != "x$target"; then
2274    case "$target" in
2275    powerpc64-ps3-linux-gnu)
2276                 TARGET=POWERPC64
2277                 arch_target=powerpc64
2278                 AC_DEFINE(TARGET_PS3, 1, [...])
2279                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2280                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2281                 # uses this define
2282                 AC_DEFINE(__mono_ppc64__, 1, [...])
2283                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2284                 sizeof_register=8
2285                 target_byte_order=G_BIG_ENDIAN
2286                 ;;
2287
2288    powerpc64-xbox360-linux-gnu)
2289                 TARGET=POWERPC64
2290                 arch_target=powerpc64
2291                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2292                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2293                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2294                 # uses this define
2295                 sizeof_register=8
2296                 target_byte_order=G_BIG_ENDIAN
2297                 ;;
2298         *)
2299                 AC_MSG_WARN([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2300         esac
2301 fi
2302
2303 # FIXME: Define the others as well
2304 case "$TARGET" in
2305 X86)
2306         AC_DEFINE(TARGET_X86, 1, [...])
2307         ;;
2308 AMD64)
2309         AC_DEFINE(TARGET_AMD64, 1, [...])
2310         ;;
2311 ARM)
2312         AC_DEFINE(TARGET_ARM, 1, [...])
2313         ;;
2314 POWERPC)
2315         AC_DEFINE(TARGET_POWERPC, 1, [...])
2316         ;;
2317 POWERPC64)
2318         AC_DEFINE(TARGET_POWERPC, 1, [...])
2319         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2320         ;;
2321 esac
2322
2323 if test "x$sizeof_register" = "x4"; then
2324    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2325 elif test "x$sizeof_register" = "x8"; then
2326    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2327 else
2328    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2329 fi
2330
2331 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2332    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2333 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2334    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2335 else
2336    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2337 fi
2338
2339 if test "x$have_visibility_hidden" = "xyes"; then
2340    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2341 fi
2342
2343 if test "x$have_deprecated" = "xyes"; then
2344    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2345 fi
2346
2347 dnl
2348 dnl Simple Generational checks (sgen)
2349 dnl
2350 SGEN_DEFINES=
2351 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=yes])
2352 if test x$buildsgen = xyes; then
2353    if $sgen_supported; then
2354        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2355        gc_msg="sgen and $gc_msg"
2356    else
2357        buildsgen=no
2358        AC_MSG_WARN("Sgen is not supported on this platform")
2359    fi
2360 fi
2361 AC_SUBST(SGEN_DEFINES)
2362 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2363
2364 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2365         if test x$withval = xyes; then
2366            jit_wanted=true
2367         else
2368            jit_wanted=false
2369         fi
2370 ])
2371
2372 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2373         if test x$withval = xyes; then
2374            interp_wanted=true
2375         else
2376            interp_wanted=false
2377         fi
2378 ])
2379
2380 USEJIT=false
2381 if test x$JIT_SUPPORTED = xyes; then
2382    if $jit_wanted; then
2383       USEJIT=true
2384       jit_status="Building and using the JIT"
2385    else
2386       if $interp_wanted; then
2387          jit_status="Building the JIT, defaulting to the interpreter"
2388       else
2389          AC_ERROR(No JIT or interpreter support available or selected.)
2390       fi
2391    fi
2392 else
2393    if test x$interp_wanted = xtrue; then
2394       jit_status="interpreter"
2395    else
2396       AC_ERROR(No JIT or interpreter support available or selected.)
2397    fi
2398 fi
2399
2400 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2401
2402 libsuffix=".so"
2403
2404 case "$host" in
2405      *-*-darwin*)
2406         libsuffix=".dylib"
2407         LIBC="libc.dylib"
2408         INTL="libintl.dylib"
2409         SQLITE="libsqlite.0.dylib"
2410         SQLITE3="libsqlite3.0.dylib"
2411         X11="libX11.dylib"
2412         ;;
2413      *-*-*netbsd*)
2414         LIBC="libc.so.12"
2415         INTL="libintl.so.0"
2416         ;;
2417     *-*-*freebsd*)
2418         LIBC="libc.so"
2419         INTL="libintl.so"
2420         SQLITE="libsqlite.so"
2421         SQLITE3="libsqlite3.so"
2422         ;;
2423     *-*-*openbsd*)
2424         LIBC="libc.so"
2425         INTL="libintl.so"
2426         SQLITE="libsqlite.so"
2427         SQLITE3="libsqlite3.so"
2428         ;;
2429     *-*-*linux*)
2430         AC_PATH_X
2431         AC_MSG_CHECKING(for the soname of libX11.so)
2432         for i in $x_libraries /usr/lib /usr/lib64; do
2433                 for r in 4 5 6; do
2434                         if test -f $i/libX11.so.$r; then
2435                                 X11=libX11.so.$r
2436                                 AC_MSG_RESULT($X11)
2437                         fi
2438                 done
2439         done
2440
2441         if test "x$X11" = "xlibX11.so"; then
2442                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2443         fi
2444         ;;
2445 esac
2446
2447
2448 AC_SUBST(libsuffix)
2449
2450 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2451         if test "x$with_tls" = "x__thread"; then
2452                 #
2453                 # On some linux distributions, TLS works in executables, but linking
2454                 # against a shared library containing TLS fails with:
2455                 # undefined reference to `__tls_get_addr'
2456                 #
2457                 rm -f conftest.c conftest.so conftest
2458                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2459                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2460                 $CC -o conftest conftest.so > /dev/null 2>&1
2461                 if test ! -f conftest; then
2462                    AC_MSG_WARN([Disabling usage of __thread.]);
2463                    with_tls=pthread
2464                 fi
2465                 rm -f conftest.c conftest.so conftest
2466         fi
2467 fi
2468
2469 mono_debugger_supported=no
2470 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2471 if test "x$try_mono_debugger" = "xyes"; then
2472         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2473                 if test x$use_included_gc = xyes; then
2474                         case "$host" in
2475                         *-*-*linux*)
2476                                 mono_debugger_supported=yes
2477                                 ;;
2478                         *86-apple-darwin*)
2479                                 mono_debugger_supported=yes
2480                                 ;;
2481                         esac
2482                 fi
2483         fi
2484 fi
2485
2486 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2487 if test "x$mono_debugger_supported" = "xyes"; then
2488         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2489         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2490 fi
2491 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2492 AC_MSG_RESULT($mono_debugger_supported)
2493
2494 if test "x$with_tls" = "x__thread"; then
2495         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2496         # Pass the information to libgc
2497         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2498         AC_MSG_CHECKING(if the tls_model attribute is supported)
2499         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2500                 ], [
2501                         AC_MSG_RESULT(yes)
2502                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2503                 ], [
2504                         AC_MSG_RESULT(no)
2505         ])
2506 fi
2507
2508 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2509         dnl ******************************************
2510         dnl *** Check to see what FPU is available ***
2511         dnl ******************************************
2512         AC_MSG_CHECKING(which FPU to use)
2513
2514         AC_TRY_COMPILE([], [
2515                 __asm__ ("ldfd f0, [r0]");
2516                 ], fpu=FPA, fpu=NONE)
2517
2518         AC_MSG_RESULT($fpu)
2519         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2520         unset fpu
2521 fi
2522
2523 if test ${TARGET} = unknown; then
2524         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2525         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2526 fi
2527
2528 if test ${ACCESS_UNALIGNED} = no; then
2529         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2530 fi
2531
2532 case "x$gc" in
2533         xincluded)
2534                 # Pass CPPFLAGS to libgc configure
2535                 # We should use a separate variable for this to avoid passing useless and
2536                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2537                 # This should be executed late so we pick up the final version of CPPFLAGS
2538                 # The problem with this approach, is that during a reconfigure, the main
2539                 # configure scripts gets invoked with these arguments, so we use separate
2540                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2541                 LIBGC_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2542                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2543                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2544                 fi
2545                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2546                 AC_CONFIG_SUBDIRS(libgc)
2547                 ;;
2548 esac
2549
2550 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2551 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2552 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2553
2554 OPROFILE=no
2555 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2556         if test x$with_oprofile != xno; then
2557             oprofile_include=$with_oprofile/include
2558             if test ! -f $oprofile_include/opagent.h; then
2559                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2560                 fi
2561             OPROFILE=yes
2562                 OPROFILE_CFLAGS="-I$oprofile_include"
2563             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2564             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2565         fi
2566 ])
2567
2568 MALLOC_MEMPOOLS=no
2569 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2570         if test x$with_malloc_mempools = xyes; then
2571                 MALLOC_MEMPOOLS=yes
2572                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2573         fi
2574 ])
2575
2576
2577 DISABLE_MCS_DOCS=no
2578 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2579         if test x$with_mcs_docs != xyes; then
2580                 DISABLE_MCS_DOCS=yes
2581         fi
2582 ])
2583
2584 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2585         if test "x$with_moonlight" = "xyes"; then
2586                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2587         elif test "x$with_moonlight" = "xonly"; then
2588                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2589         fi
2590 ], [with_moonlight=no])
2591
2592
2593
2594 AC_CHECK_HEADER([malloc.h],
2595                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2596                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2597
2598 dnl
2599 dnl Consistency settings
2600 dnl
2601 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2602    DISABLE_MCS_DOCS=yes
2603 fi
2604
2605 if test x$DISABLE_MCS_DOCS = xyes; then
2606    docs_dir=""
2607 else
2608    docs_dir=docs
2609 fi
2610 AC_SUBST(docs_dir)
2611
2612 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2613 AC_SUBST(OPROFILE_CFLAGS)
2614 AC_SUBST(OPROFILE_LIBS)
2615
2616 libmono_ldflags="$libmono_ldflags $LIBS"
2617
2618 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2619 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2620 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2621 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2622
2623 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2624 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2625 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2626 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2627 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2628 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2629 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2630 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2631 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2632 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2633 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2634 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2635 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2636 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2637 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2638 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2639
2640 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2641 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2642 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2643
2644 AC_SUBST(LIBC)
2645 AC_SUBST(INTL)
2646 AC_SUBST(SQLITE)
2647 AC_SUBST(SQLITE3)
2648 AC_SUBST(X11)
2649 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2650 AC_SUBST(arch_target)
2651 AC_SUBST(CFLAGS)
2652 AC_SUBST(CPPFLAGS)
2653 AC_SUBST(LDFLAGS)
2654
2655 mono_build_root=`pwd`
2656 AC_SUBST(mono_build_root)
2657
2658 if test x$USEJIT = xtrue; then
2659   mono_runtime=mono/mini/mono
2660 else
2661   mono_runtime=mono/interpreter/mint
2662 fi
2663 AC_SUBST(mono_runtime)
2664
2665 mono_cfg_root=$mono_build_root/runtime
2666 if test x$host_win32 = xyes; then
2667   if test "x$cross_compiling" = "xno"; then
2668     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2669   else
2670     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2671   fi
2672 else
2673   mono_cfg_dir=$mono_cfg_root/etc
2674 fi
2675 AC_SUBST(mono_cfg_dir)
2676
2677 AC_CONFIG_FILES([po/mcs/Makefile.in])
2678
2679 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2680 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2681
2682 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2683 [   depth=../../../..
2684     case $srcdir in
2685     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2686     .) reldir=$depth ;;
2687     *) reldir=$depth/$srcdir ;;
2688     esac
2689     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2690     cd runtime/etc/mono/1.0
2691     rm -f machine.config
2692     $LN_S $reldir/data/net_1_1/machine.config machine.config
2693     cd $depth
2694 ],[LN_S='$LN_S'])
2695
2696 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2697 [   depth=../../../..
2698     case $srcdir in
2699     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2700     .) reldir=$depth ;;
2701     *) reldir=$depth/$srcdir ;;
2702     esac
2703     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2704     cd runtime/etc/mono/2.0
2705     rm -f machine.config
2706     $LN_S $reldir/data/net_2_0/machine.config machine.config
2707     cd $depth
2708 ],[LN_S='$LN_S'])
2709
2710 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2711 [   depth=../../../..
2712     case $srcdir in
2713     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2714     .) reldir=$depth ;;
2715     *) reldir=$depth/$srcdir ;;
2716     esac
2717     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2718     cd runtime/etc/mono/2.0
2719     rm -f web.config
2720     $LN_S $reldir/data/net_2_0/web.config web.config
2721     cd $depth
2722 ],[LN_S='$LN_S'])
2723
2724 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2725 [   depth=../../..
2726     case $srcdir in
2727     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2728     .) reldir=$depth ;;
2729     *) reldir=$depth/$srcdir ;;
2730     esac
2731     $ac_aux_dir/install-sh -d runtime/etc/mono/
2732     cd runtime/etc/mono/
2733     rm -f browscap.ini
2734     $LN_S $reldir/data/browscap.ini browscap.ini
2735     cd $depth
2736 ],[LN_S='$LN_S'])
2737
2738 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2739 [   depth=../../../../..
2740     case $srcdir in
2741     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2742     .) reldir=$depth ;;
2743     *) reldir=$depth/$srcdir ;;
2744     esac
2745     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2746     cd runtime/etc/mono/2.0/Browsers
2747     rm -f Compat.browser
2748     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2749     cd $depth
2750 ],[LN_S='$LN_S'])
2751
2752 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2753 [   depth=../../../..
2754     case $srcdir in
2755     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2756     .) reldir=$depth ;;
2757     *) reldir=$depth/$srcdir ;;
2758     esac
2759     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2760     cd runtime/etc/mono/4.0
2761     rm -f machine.config
2762     $LN_S $reldir/data/net_4_0/machine.config machine.config
2763     cd $depth
2764 ],[LN_S='$LN_S'])
2765
2766 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2767 [   depth=../../../..
2768     case $srcdir in
2769     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2770     .) reldir=$depth ;;
2771     *) reldir=$depth/$srcdir ;;
2772     esac
2773     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2774     cd runtime/etc/mono/4.0
2775     rm -f web.config
2776     $LN_S $reldir/data/net_4_0/web.config web.config
2777     cd $depth
2778 ],[LN_S='$LN_S'])
2779
2780 if test x$enable_quiet_build = xyes; then
2781    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])
2782    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])
2783 fi
2784
2785 AC_OUTPUT([
2786 Makefile
2787 mono-core.spec
2788 mono-uninstalled.pc
2789 scripts/mono-find-provides
2790 scripts/mono-find-requires
2791 mono/Makefile
2792 mono/utils/Makefile
2793 mono/metadata/Makefile
2794 mono/dis/Makefile
2795 mono/cil/Makefile
2796 mono/arch/Makefile
2797 mono/arch/x86/Makefile
2798 mono/arch/amd64/Makefile
2799 mono/arch/hppa/Makefile
2800 mono/arch/ppc/Makefile
2801 mono/arch/sparc/Makefile
2802 mono/arch/s390/Makefile
2803 mono/arch/s390x/Makefile
2804 mono/arch/arm/Makefile
2805 mono/arch/alpha/Makefile
2806 mono/arch/ia64/Makefile
2807 mono/arch/mips/Makefile
2808 mono/interpreter/Makefile
2809 mono/tests/Makefile
2810 mono/tests/tests-config
2811 mono/tests/assemblyresolve/Makefile
2812 mono/tests/cas/Makefile
2813 mono/tests/cas/assembly/Makefile
2814 mono/tests/cas/demand/Makefile
2815 mono/tests/cas/inheritance/Makefile
2816 mono/tests/cas/linkdemand/Makefile
2817 mono/tests/cas/threads/Makefile
2818 mono/benchmark/Makefile
2819 mono/monograph/Makefile
2820 mono/io-layer/Makefile
2821 mono/mini/Makefile
2822 mono/profiler/Makefile
2823 ikvm-native/Makefile
2824 scripts/Makefile
2825 man/Makefile
2826 web/Makefile
2827 docs/Makefile
2828 data/Makefile
2829 data/net_2_0/Makefile
2830 data/net_4_0/Makefile
2831 data/net_2_0/Browsers/Makefile
2832 data/mint.pc
2833 data/mono-2.pc
2834 data/mono.pc
2835 data/mono-cairo.pc
2836 data/mono-nunit.pc
2837 data/mono-options.pc
2838 data/mono-lineeditor.pc
2839 data/monodoc.pc
2840 data/mono.web.pc
2841 data/dotnet.pc
2842 data/dotnet35.pc
2843 data/wcf.pc
2844 data/cecil.pc
2845 data/system.web.extensions_1.0.pc
2846 data/system.web.extensions.design_1.0.pc
2847 data/system.web.mvc.pc
2848 data/system.web.mvc2.pc
2849 samples/Makefile
2850 support/Makefile
2851 data/config
2852 tools/Makefile
2853 tools/locale-builder/Makefile
2854 tools/sgen/Makefile
2855 runtime/Makefile
2856 msvc/Makefile
2857 po/Makefile
2858 ])
2859
2860 if test x$host_win32 = xyes; then
2861    # Get rid of 'cyg' prefixes in library names
2862    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2863    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2864    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2865    # executable doesn't work...
2866    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2867 fi
2868
2869 (
2870   case $prefix in
2871   NONE) prefix=$ac_default_prefix ;;
2872   esac
2873   case $exec_prefix in
2874   NONE) exec_prefix='${prefix}' ;;
2875   esac
2876
2877   #
2878   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2879   # any existing config.make.  This allows people to share the same source tree
2880   # with different build directories, one native and one cross
2881   #
2882   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2883
2884     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
2885
2886     echo "prefix=$prefix" > $mcs_topdir/build/config.make
2887     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
2888     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
2889     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
2890     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
2891     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
2892     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
2893     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
2894
2895     case $INSTALL in
2896     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2897     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2898     esac
2899
2900     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
2901
2902     export VERSION
2903     [myver=$($AWK 'BEGIN {
2904       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2905       if(length(vsplit [1]) > 4) {
2906         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2907       }
2908       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2909     }')]
2910
2911     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
2912
2913     if test x$platform_darwin = xyes; then
2914       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
2915     fi
2916
2917     if test x$TARGET = xAMD64 -a x$host_win32 = xno -a "x$AOT_SUPPORTED" = "xyes" -a x$enable_system_aot = xyes; then
2918       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
2919     fi
2920
2921     if test x$DISABLE_MCS_DOCS = xyes; then
2922       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
2923     fi
2924
2925     if test x$with_moonlight != xno; then
2926       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
2927     fi
2928
2929   fi
2930
2931   # if we have an olive folder, override the default settings
2932   if test -d $olivedir; then
2933
2934     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2935
2936       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2937
2938       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2939       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2940       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2941       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2942       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2943       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2944     fi
2945   fi
2946
2947 )
2948
2949 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2950
2951 echo "
2952         mcs source:    $mcsdir
2953         olive source:  $olive_topdir
2954
2955    Engine:
2956         GC:            $gc_msg
2957         GLIB:          $with_glib
2958         TLS:           $with_tls
2959         SIGALTSTACK:   $with_sigaltstack
2960         Engine:        $jit_status
2961         oprofile:      $OPROFILE
2962         BigArrays:     $enable_big_arrays
2963         DTrace:        $enable_dtrace
2964         Parallel Mark: $enable_parallel_mark
2965         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
2966
2967     Libraries:
2968         Moon Profile:  $with_moonlight
2969         MonoTouch:     $with_monotouch
2970         JNI support:   $jdk_headers_found
2971         libgdiplus:    $libgdiplus_msg
2972         zlib:          $zlib_msg
2973         $disabled
2974 "
2975 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
2976    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2977 fi