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,2.8.1)
  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                 use_sigposix=yes
 184                 ;;
 185         *-*-nacl*)
 186                 host_win32=no
 187                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 188                 if test "x$disable_munmap" != "xyes"; then
 189                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 190                 fi
 191                 libmono_cflags="-D_REENTRANT"
 192                 libdl=
 193                 libgc_threads=pthreads
 194                 gc_default=boehm
 195                 use_sigposix=yes
 196                 ikvm_native=no
 197                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 198                 ;;
 199         *-*-hpux*)
 200                 host_win32=no
 201                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 202                 # +ESdbgasm only valid on bundled cc on RISC
 203                 # silently ignored for ia64
 204                 if test $GCC != "yes"; then
 205                         CFLAGS="$CFLAGS +ESdbgasm"
 206                         # Arrange for run-time dereferencing of null
 207                         # pointers to produce a SIGSEGV signal.
 208                         LDFLAGS="$LDFLAGS -z"
 209                 fi
 210                 CFLAGS="$CFLAGS +ESdbgasm"
 211                 LDFLAGS="$LDFLAGS -z"
 212                 libmono_cflags="-D_REENTRANT"
 213                 libmono_ldflags="-lpthread"
 214                 libgc_threads=pthreads
 215                 need_link_unlink=yes
 216                 use_sigposix=yes
 217                 ;;
 218         *-*-solaris*)
 219                 host_win32=no
 220                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 221                 need_link_unlink=yes
 222                 libmono_cflags="-D_REENTRANT"
 223                 libgc_threads=pthreads
 224                 # This doesn't seem to work on solaris/x86, but the configure test runs
 225                 with_tls=pthread
 226                 has_dtrace=yes
 227                 use_sigposix=yes
 228                 enable_solaris_tar_check=yes
 229                 ;;
 230         *-*-darwin*)
 231                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 232                 host_win32=no
 233                 platform_darwin=yes
 234                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 235                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 236                 libmono_cflags="-D_THREAD_SAFE"
 237                 LDFLAGS="$LDFLAGS -pthread"
 238                 libmono_ldflags="-pthread"
 239                 need_link_unlink=yes
 240                 AC_DEFINE(PTHREAD_POINTER_ID)
 241                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 242                 no_version_script=yes
 243                 libdl=
 244                 libgc_threads=pthreads
 245                 has_dtrace=yes
 246                 if test "x$cross_compiling" = "xyes"; then
 247                         has_broken_apple_cpp=yes
 248                 fi
 249                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
 250                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 251                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 252                 case "$host" in
 253                         dnl Snow Leopard config.guess reports as this
 254                         i*86-*-darwin10*)
 255                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 256                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 257                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 258                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 259                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 260                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 261                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 262                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 263                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 264                                 ;;
 265                 esac
 266                 ;;
 267         *-*-haiku*)
 268                 host_win32=no
 269                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 270                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 271                 libdl=
 272                 LIBS="$LIBS -lnetwork"
 273                 need_link_unlink=yes
 274                 AC_DEFINE(PTHREAD_POINTER_ID)
 275                 libgc_threads=pthreads
 276                 use_sigposix=yes
 277                 ;;
 278         *)
 279                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 280                 host_win32=no
 281                 libdl="-ldl"
 282                 ;;
 283 esac
 284 AC_MSG_RESULT(ok)
 285
 286 if test x$need_link_unlink = xyes; then
 287    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 288 fi
 289
 290 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 291 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 292 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 293 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 294 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 295
 296 AC_CHECK_TOOL(CC, gcc, gcc)
 297 AC_PROG_CC
 298 AC_CHECK_TOOL(CXX, g++, g++)
 299 AC_PROG_CXX
 300 AM_PROG_AS
 301 AM_PROG_CC_STDC
 302 AC_PROG_INSTALL
 303 AC_PROG_AWK
 304 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 305 : ${CCAS='$(CC)'}
 306 # Set ASFLAGS if not already set.
 307 : ${CCASFLAGS='$(CFLAGS)'}
 308 AC_SUBST(CCAS)
 309 AC_SUBST(CCASFLAGS)
 310
 311 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 312 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 313 if test "x$CXX" = "xg++"; then
 314         if test "x$GXX" != "xyes"; then
 315                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 316                 # are inside automake conditionals
 317                 AC_MSG_ERROR([You need to install g++])
 318         fi
 319 fi
 320
 321 AC_CHECK_PROG(BISON, bison,yes,no)
 322 if test "x$BISON" = "xno";
 323 then
 324         AC_MSG_ERROR([You need to install bison])
 325 fi
 326
 327 dnl may require a specific autoconf version
 328 dnl AC_PROG_CC_FOR_BUILD
 329 dnl CC_FOR_BUILD not automatically detected
 330 CC_FOR_BUILD=$CC
 331 CFLAGS_FOR_BUILD=$CFLAGS
 332 BUILD_EXEEXT=
 333 if test "x$cross_compiling" = "xyes"; then
 334         CC_FOR_BUILD=cc
 335         CFLAGS_FOR_BUILD=
 336         BUILD_EXEEXT=""
 337 fi
 338 AC_SUBST(CC_FOR_BUILD)
 339 AC_SUBST(CFLAGS_FOR_BUILD)
 340 AC_SUBST(HOST_CC)
 341 AC_SUBST(BUILD_EXEEXT)
 342
 343 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 344 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 345
 346 # Set STDC_HEADERS
 347 AC_HEADER_STDC
 348 AC_LIBTOOL_WIN32_DLL
 349 # This causes monodis to not link correctly
 350 #AC_DISABLE_FAST_INSTALL
 351 AM_PROG_LIBTOOL
 352 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 353 DOLT
 354
 355 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 356 AC_SUBST(export_ldflags)
 357
 358 # Test whenever ld supports -version-script
 359 AC_PROG_LD
 360 AC_PROG_LD_GNU
 361 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 362    no_version_script=yes
 363 fi
 364
 365 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 366
 367 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h sys/utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h sys/mkdev.h sys/uio.h sys/param.h)
 368 AC_CHECK_HEADERS(sys/param.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h asm/sigcontext.h)
 369
 370 AC_CHECK_HEADERS(sys/user.h, [], [],
 371 [
 372 #ifdef HAVE_SYS_PARAM_H
 373 # include <sys/param.h>
 374 #endif
 375 ])
 376
 377 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 378 if test x$have_zlib = xyes; then
 379    AC_TRY_COMPILE([#include <zlib.h>], [
 380    void main () {
 381    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 382    }
 383    #else
 384    #error No good zlib found
 385    #endif
 386    ],[
 387         AC_MSG_RESULT(Using system zlib)
 388         zlib_msg="system zlib"
 389    ],[
 390         AC_MSG_RESULT(Using embedded zlib)
 391         have_zlib=no
 392         zlib_msg="bundled zlib"
 393    ])
 394 fi
 395
 396 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 397 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 398
 399 # for mono/metadata/debug-symfile.c
 400 AC_CHECK_HEADERS(elf.h)
 401
 402 # for support
 403 AC_CHECK_HEADERS(poll.h)
 404 AC_CHECK_HEADERS(sys/poll.h)
 405 AC_CHECK_HEADERS(sys/wait.h)
 406 AC_CHECK_HEADERS(grp.h)
 407 AC_CHECK_HEADERS(syslog.h)
 408
 409 # for mono/dis
 410 AC_CHECK_HEADERS(wchar.h)
 411 AC_CHECK_HEADERS(ieeefp.h)
 412 AC_MSG_CHECKING(for isinf)
 413 AC_TRY_LINK([#include <math.h>], [
 414         int f = isinf (1);
 415 ], [
 416         AC_MSG_RESULT(yes)
 417         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 418 ], [
 419         # We'll have to use signals
 420         AC_MSG_RESULT(no)
 421 ])
 422
 423
 424 # not 64 bit clean in cross-compile
 425 AC_CHECK_SIZEOF(void *, 4)
 426
 427 WARN=''
 428 if test x"$GCC" = xyes; then
 429         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 430                 # The runtime code does not respect ANSI C strict aliasing rules
 431                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 432
 433                 ORIG_CFLAGS=$CFLAGS
 434                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 435                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 436                 AC_TRY_COMPILE([], [
 437                                                    void main () { }
 438                 ], [
 439                    AC_MSG_RESULT(yes)
 440                 ], [
 441                    AC_MSG_RESULT(no)
 442                    CFLAGS=$ORIG_CFLAGS
 443                 ])
 444 else
 445         # The Sun Forte compiler complains about inline functions that access static variables
 446         # so disable all inlining.
 447         case "$host" in
 448         *-*-solaris*)
 449                 CFLAGS="$CFLAGS -Dinline="
 450                 ;;
 451         esac
 452 fi
 453 CFLAGS="$CFLAGS -g $WARN"
 454 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 455
 456 # Where's the 'mcs' source tree?
 457 if test -d $srcdir/mcs; then
 458   mcsdir=mcs
 459 else
 460   mcsdir=../mcs
 461 fi
 462
 463 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 464         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 465                 mcsdir=$with_mcs_path
 466         fi
 467 )
 468
 469 #
 470 # A sanity check to catch cases where the package was unpacked
 471 # with an ancient tar program (Solaris)
 472 #
 473 AC_ARG_ENABLE(solaris-tar-check,
 474 [  --disable-solaris-tar-check    disable solaris tar check],
 475    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 476
 477 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 478         AC_MSG_CHECKING(integrity of package)
 479         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 480         then
 481                 AC_MSG_RESULT(ok)
 482         else
 483                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 484                 AC_MSG_ERROR([$errorm])
 485         fi
 486 fi
 487
 488 if test "x$with_mcs_path" != "x"; then
 489 mcs_topdir=$(cd "$mcsdir" && pwd)
 490 mcs_topdir_from_srcdir=$mcs_topdir
 491 else
 492 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 493 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 494 fi
 495
 496 # Convert mcs_topdir* paths to Windows syntax.
 497 if test x$cross_compiling$host_win32 = xnoyes; then
 498   mcs_topdir=$(cygpath -m $mcs_topdir)
 499   case $mcs_topdir_from_srcdir in
 500     /cygdrive/*)
 501         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 502         ;;
 503   esac
 504 fi
 505
 506 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 507 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 508
 509 AC_SUBST([mcs_topdir])
 510 AC_SUBST([mcs_topdir_from_srcdir])
 511
 512 # Where's the 'olive' source tree?
 513 if test -d $srcdir/olive; then
 514   olivedir=olive
 515 else
 516   olivedir=../olive
 517 fi
 518
 519 if test -d $srcdir/$olivedir; then
 520 olive_topdir='$(top_srcdir)/'$olivedir
 521 fi
 522
 523 # gettext: prepare the translation directories.
 524 # we do not configure the full gettext, as we consume it dynamically from C#
 525 AM_PO_SUBDIRS
 526
 527 if test "x$USE_NLS" = "xyes"; then
 528    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 529
 530    if test "x$HAVE_MSGFMT" = "xno"; then
 531           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 532    fi
 533 fi
 534
 535 AC_ARG_WITH([libgdiplus],
 536         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 537         [], [with_libgdiplus=installed])
 538
 539 case $with_libgdiplus in
 540 no|installed) libgdiplus_loc= ;;
 541 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 542 /*) libgdiplus_loc=$with_libgdiplus ;;
 543 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 544 esac
 545 AC_SUBST([libgdiplus_loc])
 546
 547 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 548
 549 pkg_config_path=
 550 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 551         if test x$with_crosspkgdir = "x"; then
 552                 if test -s $PKG_CONFIG_PATH; then
 553                         pkg_config_path=$PKG_CONFIG_PATH
 554                 fi
 555         else
 556                 pkg_config_path=$with_crosspkgdir
 557                 PKG_CONFIG_PATH=$pkg_config_path
 558                 export PKG_CONFIG_PATH
 559         fi
 560 )
 561
 562 AC_ARG_WITH([glib],
 563         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to embedded)],
 564         [], [with_glib=embedded])
 565
 566 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 567 AC_CONFIG_SUBDIRS(eglib)
 568
 569 case $with_glib in
 570 embedded)
 571   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 572   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 573   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 574   BUILD_GLIB_LIBS="$GLIB_LIBS"
 575   GMODULE_CFLAGS="$GLIB_CFLAGS"
 576   GMODULE_LIBS="$GLIB_LIBS"
 577   ;;
 578 system)
 579   AC_MSG_ERROR([--with-glib=system is no longer supported as of Mono 2.8])
 580   ;;
 581 *)
 582   AC_MSG_ERROR([Invalid argument to --with-glib.])
 583 esac
 584
 585 AC_SUBST(GLIB_CFLAGS)
 586 AC_SUBST(GLIB_LIBS)
 587 AC_SUBST(GMODULE_CFLAGS)
 588 AC_SUBST(GMODULE_LIBS)
 589 AC_SUBST(BUILD_GLIB_CFLAGS)
 590 AC_SUBST(BUILD_GLIB_LIBS)
 591
 592 if test x$cross_compiling$host_win32 = xnoyes; then
 593    AC_MSG_CHECKING(for cygwin glib2-dev package)
 594    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 595       AC_MSG_RESULT(found)
 596           AC_MSG_ERROR([Mono cannot be built with the cygwin glib2-devel package installed, because that package doesn't work with -mno-cygwin. Please uninstall it then re-run configure.])
 597    else
 598       AC_MSG_RESULT(not found, ok)
 599    fi
 600
 601    AC_MSG_CHECKING(for broken gwin32.h)
 602    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 603    if test -f $glib_include/glib/gwin32.h; then
 604           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 605                  AC_MSG_RESULT(failed)
 606                  hashmark='#'
 607                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 608           fi
 609    fi
 610    AC_MSG_RESULT(ok)
 611 fi
 612
 613 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 614
 615 # Enable support for fast thread-local storage
 616 # Some systems have broken support, so we allow to disable it.
 617 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 618
 619 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 620 # This does not work on some platforms (bug #55253)
 621 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 622
 623 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 624
 625 if test "x$enable_static" = "xno"; then
 626    with_static_mono=no
 627 fi
 628
 629 if test "x$host_win32" = "xyes"; then
 630    # Boehm GC requires the runtime to be in its own dll
 631    with_static_mono=no
 632 fi
 633
 634 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 635 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 636
 637 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 638 if test "x$with_xen_opt" = "xyes"; then
 639         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 640         ORIG_CFLAGS=$CFLAGS
 641         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 642         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 643         AC_TRY_COMPILE([], [
 644                                            void main () { }
 645         ], [
 646            AC_MSG_RESULT(yes)
 647            # Pass it to libgc as well
 648            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 649         ], [
 650            AC_MSG_RESULT(no)
 651            CFLAGS=$ORIG_CFLAGS
 652         ])
 653 fi
 654
 655 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 656 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 657
 658 if test x$enable_small_config = xyes; then
 659         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 660         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 661 fi
 662
 663 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=default)
 664
 665 DISABLED_FEATURES=none
 666
 667 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 668      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 669      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization.],
 670 [
 671         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 672                 eval "mono_feature_disable_$feature='yes'"
 673         done
 674         DISABLED_FEATURES=$enable_minimal
 675         disabled="Disabled:    $enable_minimal"
 676 ],[])
 677
 678 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 679
 680 if test "x$mono_feature_disable_aot" = "xyes"; then
 681         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 682         AC_MSG_NOTICE([Disabled AOT compiler])
 683 fi
 684
 685 if test "x$mono_feature_disable_profiler" = "xyes"; then
 686         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 687         AC_MSG_NOTICE([Disabled support for the profiler])
 688 fi
 689 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 690
 691 if test "x$mono_feature_disable_decimal" = "xyes"; then
 692         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 693         AC_MSG_NOTICE([Disabled support for decimal])
 694 fi
 695
 696 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 697         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 698         AC_MSG_NOTICE([Disabled support for P/Invoke])
 699 fi
 700
 701 if test "x$mono_feature_disable_debug" = "xyes"; then
 702         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 703         AC_MSG_NOTICE([Disabled support for runtime debugging])
 704 fi
 705
 706 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 707         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 708         mono_feature_disable_reflection_emit_save=yes
 709         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 710 fi
 711
 712 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 713         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 714         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 715 fi
 716
 717 if test "x$mono_feature_disable_large_code" = "xyes"; then
 718         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 719         AC_MSG_NOTICE([Disabled support for large assemblies])
 720 fi
 721
 722 if test "x$mono_feature_disable_logging" = "xyes"; then
 723         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 724         AC_MSG_NOTICE([Disabled support for logging])
 725 fi
 726
 727 if test "x$mono_feature_disable_com" = "xyes"; then
 728         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 729         AC_MSG_NOTICE([Disabled COM support])
 730 fi
 731
 732 if test "x$mono_feature_disable_ssa" = "xyes"; then
 733         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 734         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 735 fi
 736
 737 if test "x$mono_feature_disable_generics" = "xyes"; then
 738         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 739         AC_MSG_NOTICE([Disabled Generics Support])
 740 fi
 741
 742 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 743         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 744         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 745 fi
 746
 747 if test "x$mono_feature_disable_portability" = "xyes"; then
 748         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 749         AC_MSG_NOTICE([Disabled IO Portability layer])
 750 fi
 751
 752 if test "x$mono_feature_disable_attach" = "xyes"; then
 753         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 754         AC_MSG_NOTICE([Disabled agent attach])
 755 fi
 756
 757 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 758         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 759         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 760 fi
 761
 762 if test "x$mono_feature_disable_verifier" = "xyes"; then
 763         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 764         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 765 fi
 766
 767 if test "x$mono_feature_disable_jit" = "xyes"; then
 768         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 769         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 770 fi
 771
 772 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 773
 774 if test "x$mono_feature_disable_simd" = "xyes"; then
 775         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 776         AC_MSG_NOTICE([Disabled SIMD support])
 777 fi
 778
 779 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 780         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 781         AC_MSG_NOTICE([Disabled Soft Debugger.])
 782 fi
 783
 784 if test "x$mono_feature_disable_normalization" = "xyes"; then
 785         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 786         AC_MSG_NOTICE([Disabled String normalization support.])
 787 fi
 788
 789 AC_MSG_CHECKING(for visibility __attribute__)
 790 AC_TRY_COMPILE([], [
 791    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 792    void main () { doit (); }
 793 ], [
 794    have_visibility_hidden=yes
 795    AC_MSG_RESULT(yes)
 796 ], [
 797    have_visibility_hidden=no
 798    AC_MSG_RESULT(no)
 799 ])
 800
 801 AC_MSG_CHECKING(for deprecated __attribute__)
 802 AC_TRY_COMPILE([
 803      int doit (void) __attribute__ ((deprecated));
 804      int doit (void) { return 0; }
 805 ], [
 806         return 0;
 807 ], [
 808    have_deprecated=yes
 809    AC_MSG_RESULT(yes)
 810 ], [
 811    have_deprecated=no
 812    AC_MSG_RESULT(no)
 813 ])
 814
 815 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 816 if test x$enable_parallel_mark = xyes; then
 817         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 818 fi
 819
 820 dnl
 821 dnl Boehm GC configuration
 822 dnl
 823 LIBGC_CFLAGS=
 824 LIBGC_LIBS=
 825 LIBGC_STATIC_LIBS=
 826 libgc_dir=
 827 case "x$gc" in
 828         xboehm|xbohem|xyes)
 829                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 830                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 831
 832                 if test "x$found_boehm" != "xyes"; then
 833                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 834                 fi
 835                 if test "x$gc_headers" != "xyes"; then
 836                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 837                 fi
 838
 839                 LIBGC_LIBS="-lgc $libdl"
 840                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 841                 libmono_ldflags="$libmono_ldflags -lgc"
 842                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 843
 844                 # AC_CHECK_FUNCS does not work for some reason...
 845                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 846                 if test "x$found_gcj_malloc" = "xyes"; then
 847                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 848                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 849                         gc_msg="System Boehm with typed GC"
 850                 else
 851                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 852                         gc_msg="System Boehm (without typed GC)"
 853                 fi
 854                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 855                 if test "x$found_gc_enable" = "xyes"; then
 856                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 857                 fi
 858                 ;;
 859
 860         xincluded)
 861                 use_included_gc=yes
 862                 libgc_dir=libgc
 863
 864                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 865                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 866                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 867
 868                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 869
 870                 gc_msg="bundled Boehm GC with typed GC"
 871                 if test x$enable_parallel_mark = xyes; then
 872                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 873                         gc_msg="$gc_msg and parallel mark"
 874                 else
 875                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 876                 fi
 877                 ;;
 878
 879         xsgen)
 880                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 881                 ;;
 882
 883         xnone)
 884                 AC_MSG_WARN("Compiling mono without GC.")
 885                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 886                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 887                 ;;
 888         *)
 889                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 890                 ;;
 891 esac
 892
 893 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 894 if test "x$large_heap" = "xyes"; then
 895    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 896 fi
 897
 898 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 899 AC_SUBST(LIBGC_CFLAGS)
 900 AC_SUBST(LIBGC_LIBS)
 901 AC_SUBST(LIBGC_STATIC_LIBS)
 902 AC_SUBST(libgc_dir)
 903 AC_SUBST(BOEHM_DEFINES)
 904
 905 dnl
 906 dnl End of libgc checks
 907 dnl
 908
 909 dnl *************************************
 910 dnl *** Checks for zero length arrays ***
 911 dnl *************************************
 912 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 913 AC_TRY_COMPILE([
 914         struct s {
 915                 int  length;
 916                 char data [0];
 917         };
 918 ], [], [
 919         AC_MSG_RESULT(yes)
 920         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 921 ], [
 922         AC_MSG_RESULT(no)
 923         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 924 ])
 925
 926 if test x$target_win32 = xno; then
 927
 928         dnl hires monotonic clock support
 929         AC_SEARCH_LIBS(clock_gettime, rt)
 930
 931         dnl dynamic loader support
 932         AC_CHECK_FUNC(dlopen, DL_LIB="",
 933                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 934         )
 935         if test x$dl_support = xno; then
 936                 AC_MSG_WARN([No dynamic loading support available])
 937         else
 938                 LIBS="$LIBS $DL_LIB"
 939                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 940                 dnl from glib's configure.in
 941                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 942                         mono_cv_uscore,[
 943                         AC_TRY_RUN([#include <dlfcn.h>
 944                         int mono_underscore_test (void) { return 42; }
 945                         int main() {
 946                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 947                           handle = dlopen ((void*)0, 0);
 948                           if (handle) {
 949                             f1 = dlsym (handle, "mono_underscore_test");
 950                             f2 = dlsym (handle, "_mono_underscore_test");
 951                           } return (!f2 || f1);
 952                         }],
 953                                 [mono_cv_uscore=yes],
 954                                 [mono_cv_uscore=no],
 955                         [])
 956                 ])
 957                 if test "x$mono_cv_uscore" = "xyes"; then
 958                         MONO_DL_NEED_USCORE=1
 959                 else
 960                         MONO_DL_NEED_USCORE=0
 961                 fi
 962                 AC_SUBST(MONO_DL_NEED_USCORE)
 963                 AC_CHECK_FUNC(dlerror)
 964         fi
 965
 966         dnl ******************************************************************
 967         dnl *** Checks for the IKVM JNI interface library                  ***
 968         dnl ******************************************************************
 969         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])
 970
 971         ikvm_native_dir=
 972         if test x$with_ikvm_native = xyes; then
 973                 ikvm_native_dir=ikvm-native
 974                 jdk_headers_found="IKVM Native"
 975         fi
 976
 977         AC_SUBST(ikvm_native_dir)
 978
 979         AC_CHECK_HEADERS(execinfo.h)
 980
 981         AC_CHECK_FUNCS(getgrgid_r)
 982         AC_CHECK_FUNCS(getgrnam_r)
 983         AC_CHECK_FUNCS(getpwnam_r)
 984         AC_CHECK_FUNCS(getpwuid_r)
 985         AC_CHECK_FUNCS(getresuid)
 986         AC_CHECK_FUNCS(setresuid)
 987         AC_CHECK_FUNCS(kqueue)
 988         AC_CHECK_FUNCS(backtrace_symbols)
 989         AC_CHECK_FUNCS(mkstemp)
 990         AC_CHECK_FUNCS(mmap)
 991         AC_CHECK_FUNCS(madvise)
 992         AC_CHECK_FUNCS(getrusage)
 993         AC_CHECK_FUNCS(getpriority)
 994         AC_CHECK_FUNCS(setpriority)
 995         AC_CHECK_FUNCS(dl_iterate_phdr)
 996         AC_CHECK_FUNCS(sysconf)
 997
 998         AC_CHECK_FUNCS(sched_setaffinity)
 999
1000         dnl ****************************************************************
1001         dnl *** Check for sched_setaffinity from glibc versions before   ***
1002         dnl *** 2.3.4. The older versions of the function only take 2    ***
1003         dnl *** parameters, not 3.                                       ***
1004         dnl ***                                                          ***
1005         dnl *** Because the interface change was not made in a minor     ***
1006         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1007         dnl *** won't always indicate the interface sched_affinity has.  ***
1008         dnl ****************************************************************
1009         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1010         AC_TRY_COMPILE([#include <sched.h>], [
1011                 int main() {
1012             int mask = 1;
1013             sched_setaffinity(0, &mask);
1014         }
1015         ], [
1016                 # Yes, we have it...
1017                 AC_MSG_RESULT(yes)
1018                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1019         ], [
1020                 # We have the new, three-parameter version
1021                 AC_MSG_RESULT(no)
1022         ])
1023
1024
1025         dnl ******************************************************************
1026         dnl *** Check for large file support                               ***
1027         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1028         dnl ******************************************************************
1029
1030         # Check that off_t can represent 2**63 - 1 correctly, working around
1031         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1032         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1033         large_offt=no
1034         AC_DEFUN([LARGE_FILES], [
1035                 large_CPPFLAGS=$CPPFLAGS
1036                 CPPFLAGS="$CPPFLAGS $1"
1037                 AC_TRY_RUN([
1038                         #include <sys/types.h>
1039
1040                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1041
1042                         int main(void) {
1043                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1044                                                (BIG_OFF_T%2147483647==1));
1045                                 if(big_off_t) {
1046                                         exit(0);
1047                                 } else {
1048                                         exit(1);
1049                                 }
1050                         }
1051                 ], [
1052                         AC_MSG_RESULT(ok)
1053                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1054                         large_CPPFLAGS="$large_CPPFLAGS $1"
1055                         large_offt=yes
1056                 ], [
1057                         AC_MSG_RESULT(no)
1058                 ], "")
1059                 CPPFLAGS=$large_CPPFLAGS
1060         ])
1061
1062         AC_MSG_CHECKING(if off_t is 64 bits wide)
1063         LARGE_FILES("")
1064         if test $large_offt = no; then
1065                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1066                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1067         fi
1068         if test $large_offt = no; then
1069                 AC_MSG_WARN([No 64 bit file size support available])
1070         fi
1071
1072         dnl *****************************
1073         dnl *** Checks for libsocket  ***
1074         dnl *****************************
1075         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1076
1077         dnl *******************************
1078         dnl *** Checks for MSG_NOSIGNAL ***
1079         dnl *******************************
1080         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1081         AC_TRY_COMPILE([#include <sys/socket.h>], [
1082                 int f = MSG_NOSIGNAL;
1083         ], [
1084                 # Yes, we have it...
1085                 AC_MSG_RESULT(yes)
1086                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1087         ], [
1088                 # We'll have to use signals
1089                 AC_MSG_RESULT(no)
1090         ])
1091
1092         dnl *****************************
1093         dnl *** Checks for SOL_IP     ***
1094         dnl *****************************
1095         AC_MSG_CHECKING(for SOL_IP)
1096         AC_TRY_COMPILE([#include <netdb.h>], [
1097                 int level = SOL_IP;
1098         ], [
1099                 # Yes, we have it...
1100                 AC_MSG_RESULT(yes)
1101                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1102         ], [
1103                 # We'll have to use getprotobyname
1104                 AC_MSG_RESULT(no)
1105         ])
1106
1107         dnl *****************************
1108         dnl *** Checks for SOL_IPV6     ***
1109         dnl *****************************
1110         AC_MSG_CHECKING(for SOL_IPV6)
1111         AC_TRY_COMPILE([#include <netdb.h>], [
1112                 int level = SOL_IPV6;
1113         ], [
1114                 # Yes, we have it...
1115                 AC_MSG_RESULT(yes)
1116                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1117         ], [
1118                 # We'll have to use getprotobyname
1119                 AC_MSG_RESULT(no)
1120         ])
1121
1122         dnl *****************************
1123         dnl *** Checks for SOL_TCP    ***
1124         dnl *****************************
1125         AC_MSG_CHECKING(for SOL_TCP)
1126         AC_TRY_COMPILE([#include <netdb.h>], [
1127                 int level = SOL_TCP;
1128         ], [
1129                 # Yes, we have it...
1130                 AC_MSG_RESULT(yes)
1131                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1132         ], [
1133                 # We'll have to use getprotobyname
1134                 AC_MSG_RESULT(no)
1135         ])
1136
1137         dnl *****************************
1138         dnl *** Checks for IP_PKTINFO ***
1139         dnl *****************************
1140         AC_MSG_CHECKING(for IP_PKTINFO)
1141         AC_TRY_COMPILE([#include <netdb.h>], [
1142                 int level = IP_PKTINFO;
1143         ], [
1144                 # Yes, we have it...
1145                 AC_MSG_RESULT(yes)
1146                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1147         ], [
1148                 AC_MSG_RESULT(no)
1149         ])
1150
1151         dnl *****************************
1152         dnl *** Checks for IPV6_PKTINFO ***
1153         dnl *****************************
1154         AC_MSG_CHECKING(for IPV6_PKTINFO)
1155         AC_TRY_COMPILE([#include <netdb.h>], [
1156                 int level = IPV6_PKTINFO;
1157         ], [
1158                 # Yes, we have it...
1159                 AC_MSG_RESULT(yes)
1160                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1161         ], [
1162                 AC_MSG_RESULT(no)
1163         ])
1164
1165         dnl **********************************
1166         dnl *** Checks for IP_DONTFRAGMENT ***
1167         dnl **********************************
1168         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1169         AC_TRY_COMPILE([#include <netdb.h>], [
1170                 int level = IP_DONTFRAGMENT;
1171         ], [
1172                 # Yes, we have it...
1173                 AC_MSG_RESULT(yes)
1174                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1175         ], [
1176                 AC_MSG_RESULT(no)
1177         ])
1178
1179         dnl **********************************
1180         dnl *** Checks for IP_MTU_DISCOVER ***
1181         dnl **********************************
1182         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1183         AC_TRY_COMPILE([#include <netdb.h>], [
1184                 int level = IP_MTU_DISCOVER;
1185         ], [
1186                 # Yes, we have it...
1187                 AC_MSG_RESULT(yes)
1188                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1189         ], [
1190                 AC_MSG_RESULT(no)
1191         ])
1192
1193         dnl *********************************
1194         dnl *** Check for struct ip_mreqn ***
1195         dnl *********************************
1196         AC_MSG_CHECKING(for struct ip_mreqn)
1197         AC_TRY_COMPILE([#include <netinet/in.h>], [
1198                 struct ip_mreqn mreq;
1199                 mreq.imr_address.s_addr = 0;
1200         ], [
1201                 # Yes, we have it...
1202                 AC_MSG_RESULT(yes)
1203                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1204         ], [
1205                 # We'll just have to try and use struct ip_mreq
1206                 AC_MSG_RESULT(no)
1207                 AC_MSG_CHECKING(for struct ip_mreq)
1208                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1209                         struct ip_mreq mreq;
1210                         mreq.imr_interface.s_addr = 0;
1211                 ], [
1212                         # Yes, we have it...
1213                         AC_MSG_RESULT(yes)
1214                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1215                 ], [
1216                         # No multicast support
1217                         AC_MSG_RESULT(no)
1218                 ])
1219         ])
1220
1221         dnl **********************************
1222         dnl *** Check for gethostbyname2_r ***
1223         dnl **********************************
1224         AC_MSG_CHECKING(for gethostbyname2_r)
1225                 AC_TRY_LINK([#include <netdb.h>], [
1226                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1227         ], [
1228                 # Yes, we have it...
1229                 AC_MSG_RESULT(yes)
1230                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1231         ], [
1232                 AC_MSG_RESULT(no)
1233         ])
1234
1235         dnl *****************************
1236         dnl *** Checks for libnsl     ***
1237         dnl *****************************
1238         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1239
1240         AC_CHECK_FUNCS(inet_pton inet_aton)
1241
1242         dnl ***********************************************
1243         dnl *** Checks for size of sockaddr_un.sun_path ***
1244         dnl ***********************************************
1245         # AC_CHECK_SIZEOF can't cope with struct members :-(
1246         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1247         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1248                 [AC_TRY_RUN([
1249                         #include <sys/types.h>
1250                         #include <stdio.h>
1251                         #include <sys/un.h>
1252
1253                         int main(void) {
1254                                 struct sockaddr_un sock_un;
1255                                 FILE *f=fopen("conftestval", "w");
1256                                 if(!f) exit(1);
1257                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1258                                 exit(0);
1259                         }
1260                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1261                    mono_cv_sizeof_sunpath=0,
1262                    mono_cv_sizeof_sunpath=0)])dnl
1263         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1264         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1265
1266         dnl *****************************
1267         dnl *** Checks for libxnet    ***
1268         dnl *****************************
1269         case "${host}" in
1270                 *solaris* )
1271                         AC_MSG_CHECKING(for Solaris XPG4 support)
1272                         if test -f /usr/lib/libxnet.so; then
1273                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1274                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1275                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1276                                 LIBS="$LIBS -lxnet"
1277                                 AC_MSG_RESULT(yes)
1278                         else
1279                                 AC_MSG_RESULT(no)
1280                         fi
1281
1282                         if test "$GCC" = "yes"; then
1283                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1284                         fi
1285                 ;;
1286         esac
1287
1288         dnl *****************************
1289         dnl *** Checks for libpthread ***
1290         dnl *****************************
1291 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1292 # and libpthread does not exist
1293 #
1294         case "${host}" in
1295                 *-*-*freebsd*)
1296                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1297                 ;;
1298                 *-*-*openbsd*)
1299                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1300                 ;;
1301                 *)
1302                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1303                 ;;
1304         esac
1305         AC_CHECK_HEADERS(pthread.h)
1306         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1307         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1308         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1309         AC_TRY_COMPILE([ #include <pthread.h>], [
1310                 pthread_mutexattr_t attr;
1311                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1312         ], [
1313                 AC_MSG_RESULT(ok)
1314         ], [
1315                 AC_MSG_RESULT(no)
1316                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1317                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1318         ])
1319         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1320         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1321         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1322
1323         dnl ***********************************
1324         dnl *** Checks for signals
1325         dnl ***********************************
1326         AC_CHECK_HEADERS(signal.h)
1327         AC_CHECK_FUNCS(sigaction)
1328
1329         dnl ***********************************
1330         dnl *** Checks for working __thread ***
1331         dnl ***********************************
1332         AC_MSG_CHECKING(for working __thread)
1333         if test "x$with_tls" != "x__thread"; then
1334                 AC_MSG_RESULT(disabled)
1335         else
1336                 AC_TRY_RUN([
1337                         #include <pthread.h>
1338                         __thread int i;
1339                         static int res1, res2;
1340
1341                         void thread_main (void *arg)
1342                         {
1343                                 i = arg;
1344                                 sleep (1);
1345                                 if (arg == 1)
1346                                         res1 = (i == arg);
1347                                 else
1348                                         res2 = (i == arg);
1349                         }
1350
1351                         int main () {
1352                                 pthread_t t1, t2;
1353
1354                                 i = 5;
1355
1356                                 pthread_create (&t1, NULL, thread_main, 1);
1357                                 pthread_create (&t2, NULL, thread_main, 2);
1358
1359                                 pthread_join (t1, NULL);
1360                                 pthread_join (t2, NULL);
1361
1362                                 return !(res1 + res2 == 2);
1363                         }
1364                 ], [
1365                                 AC_MSG_RESULT(yes)
1366                 ], [
1367                                 AC_MSG_RESULT(no)
1368                                 with_tls=pthread
1369                 ])
1370         fi
1371
1372         dnl **************************************
1373         dnl *** Checks for working sigaltstack ***
1374         dnl **************************************
1375         AC_MSG_CHECKING(for working sigaltstack)
1376         if test "x$with_sigaltstack" != "xyes"; then
1377                 AC_MSG_RESULT(disabled)
1378         else
1379                 AC_TRY_RUN([
1380                         #include <stdio.h>
1381                         #include <stdlib.h>
1382                         #include <unistd.h>
1383                         #include <signal.h>
1384                         #include <pthread.h>
1385                         #include <sys/wait.h>
1386                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1387                         #define SA_STACK SA_ONSTACK
1388                         #endif
1389                         static void
1390                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1391                         {
1392                                 exit (0);
1393                         }
1394
1395                         static void *
1396                         loop (void *ignored)
1397                         {
1398                                 char *ptr = NULL;
1399
1400                                 *ptr = 0;
1401                                 return NULL;
1402                         }
1403
1404                         static void
1405                         child ()
1406                         {
1407                                 struct sigaction sa;
1408                                 struct sigaltstack sas;
1409                                 pthread_t id;
1410                                 pthread_attr_t attr;
1411
1412                                 sa.sa_sigaction = sigsegv_signal_handler;
1413                                 sigemptyset (&sa.sa_mask);
1414                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1415                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1416                                         perror ("sigaction");
1417                                         return;
1418                                 }
1419
1420                                 sas.ss_sp = malloc (SIGSTKSZ);
1421                                 sas.ss_size = SIGSTKSZ;
1422                                 sas.ss_flags = 0;
1423                                 if (sigaltstack (&sas, NULL) == -1) {
1424                                         perror ("sigaltstack");
1425                                         return;
1426                                 }
1427
1428                                 pthread_attr_init (&attr);
1429                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1430                                         printf ("pthread_create\n");
1431                                         return;
1432                                 }
1433
1434                                 sleep (100);
1435                         }
1436
1437                         int
1438                         main ()
1439                         {
1440                                 pid_t son;
1441                                 int status;
1442                                 int i;
1443
1444                                 son = fork ();
1445                                 if (son == -1) {
1446                                         return 1;
1447                                 }
1448
1449                                 if (son == 0) {
1450                                         child ();
1451                                         return 0;
1452                                 }
1453
1454                                 for (i = 0; i < 3; ++i) {
1455                                         sleep (1);
1456                                         waitpid (son, &status, WNOHANG);
1457                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1458                                                 return 0;
1459                                 }
1460
1461                                 kill (son, SIGKILL);
1462                                 return 1;
1463                         }
1464
1465                 ], [
1466                                 AC_MSG_RESULT(yes)
1467                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1468                 ], [
1469                                 with_sigaltstack=no
1470                                 AC_MSG_RESULT(no)
1471                 ])
1472         fi
1473
1474         dnl ********************************
1475         dnl *** Checks for semaphore lib ***
1476         dnl ********************************
1477         # 'Real Time' functions on Solaris
1478         # posix4 on Solaris 2.6
1479         # pthread (first!) on Linux
1480         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1481
1482         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1483         AC_CHECK_FUNCS(shm_open)
1484
1485         dnl ********************************
1486         dnl *** Checks for timezone stuff **
1487         dnl ********************************
1488         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1489                 AC_TRY_COMPILE([
1490                         #include <time.h>
1491                         ], [
1492                         struct tm tm;
1493                         tm.tm_gmtoff = 1;
1494                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1495         if test $ac_cv_struct_tm_gmtoff = yes; then
1496                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1497         else
1498                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1499                         AC_TRY_COMPILE([
1500                                 #include <time.h>
1501                         ], [
1502                                 timezone = 1;
1503                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1504                 if test $ac_cv_var_timezone = yes; then
1505                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1506                 else
1507                         AC_ERROR(unable to find a way to determine timezone)
1508                 fi
1509         fi
1510
1511         dnl *********************************
1512         dnl *** Checks for math functions ***
1513         dnl *********************************
1514         AC_SEARCH_LIBS(sqrtf, m)
1515         if test "x$has_broken_apple_cpp" != "xyes"; then
1516                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1517                         AC_TRY_LINK([#include <math.h>],
1518                         [ finite(0.0); ],
1519                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1520                         AC_MSG_RESULT(no)))
1521         fi
1522         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1523                 AC_TRY_LINK([#include <math.h>],
1524                 [ isfinite(0.0); ],
1525                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1526                 AC_MSG_RESULT(no)))
1527
1528         dnl ****************************************************************
1529         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1530         dnl *** have it in the library (duh))                            ***
1531         dnl ****************************************************************
1532         AC_CHECK_FUNCS(poll)
1533
1534         dnl *************************
1535         dnl *** Check for signbit ***
1536         dnl *************************
1537         AC_MSG_CHECKING(for signbit)
1538         AC_TRY_LINK([#include <math.h>], [
1539                 int s = signbit(1.0);
1540         ], [
1541                 AC_MSG_RESULT(yes)
1542                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1543         ], [
1544                 AC_MSG_RESULT(no)
1545         ])
1546
1547         dnl **********************************
1548         dnl *** epoll                      ***
1549         dnl **********************************
1550         AC_CHECK_HEADERS(sys/epoll.h)
1551         haveepoll=no
1552         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1553         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1554                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1555         fi
1556
1557         dnl ******************************
1558         dnl *** Checks for SIOCGIFCONF ***
1559         dnl ******************************
1560         AC_CHECK_HEADERS(sys/ioctl.h)
1561         AC_CHECK_HEADERS(net/if.h, [], [],
1562            [
1563            #ifdef HAVE_SYS_TYPES_H
1564            # include <sys/types.h>
1565            #endif
1566            #ifdef HAVE_SYS_SOCKET_H
1567            # include <sys/socket.h>
1568            #endif
1569            ])
1570         AC_MSG_CHECKING(for ifreq)
1571         AC_TRY_COMPILE([
1572                 #include <stdio.h>
1573                 #include <sys/ioctl.h>
1574                 #include <net/if.h>
1575                 ], [
1576                 struct ifconf ifc;
1577                 struct ifreq *ifr;
1578                 void *x;
1579                 ifc.ifc_len = 0;
1580                 ifc.ifc_buf = NULL;
1581                 x = (void *) &ifr->ifr_addr;
1582                 ],[
1583                         AC_MSG_RESULT(yes)
1584                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1585                 ], [
1586                         AC_MSG_RESULT(no)
1587                 ])
1588         dnl **********************************
1589         dnl ***     Checks for sin_len     ***
1590         dnl **********************************
1591         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1592         AC_TRY_COMPILE([
1593                 #include <netinet/in.h>
1594                 ], [
1595                 struct sockaddr_in saddr;
1596                 saddr.sin_len = sizeof (saddr);
1597                 ],[
1598                         AC_MSG_RESULT(yes)
1599                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1600                 ], [
1601                         AC_MSG_RESULT(no)
1602                 ])
1603         dnl **********************************
1604         dnl ***    Checks for sin6_len     ***
1605         dnl **********************************
1606         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1607         AC_TRY_COMPILE([
1608                 #include <netinet/in.h>
1609                 ], [
1610                 struct sockaddr_in6 saddr6;
1611                 saddr6.sin6_len = sizeof (saddr6);
1612                 ],[
1613                         AC_MSG_RESULT(yes)
1614                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1615                 ], [
1616                         AC_MSG_RESULT(no)
1617                 ])
1618         dnl **********************************
1619         dnl *** Checks for MonoPosixHelper ***
1620         dnl **********************************
1621         AC_CHECK_HEADERS(checklist.h)
1622         AC_CHECK_HEADERS(pathconf.h)
1623         AC_CHECK_HEADERS(fstab.h)
1624         AC_CHECK_HEADERS(attr/xattr.h)
1625         AC_CHECK_HEADERS(sys/extattr.h)
1626         AC_CHECK_HEADERS(sys/sendfile.h)
1627         AC_CHECK_HEADERS(sys/statvfs.h)
1628         AC_CHECK_HEADERS(sys/statfs.h)
1629         AC_CHECK_HEADERS(sys/vfstab.h)
1630         AC_CHECK_HEADERS(sys/xattr.h)
1631         AC_CHECK_HEADERS(sys/mman.h)
1632         AC_CHECK_HEADERS(sys/param.h)
1633         AC_CHECK_HEADERS(sys/mount.h, [], [],
1634                 [
1635                 #ifdef HAVE_SYS_PARAM_H
1636                 # include <sys/param.h>
1637                 #endif
1638                 ])
1639         AC_CHECK_HEADERS(sys/mount.h)
1640         AC_CHECK_FUNCS(confstr)
1641         AC_CHECK_FUNCS(seekdir telldir)
1642         AC_CHECK_FUNCS(getdomainname)
1643         AC_CHECK_FUNCS(setdomainname)
1644         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1645         AC_CHECK_FUNCS(setgroups)
1646         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1647         AC_CHECK_FUNCS(getfsstat)
1648         AC_CHECK_FUNCS(lutimes futimes)
1649         AC_CHECK_FUNCS(mremap)
1650         AC_CHECK_FUNCS(remap_file_pages)
1651         AC_CHECK_FUNCS(posix_fadvise)
1652         AC_CHECK_FUNCS(posix_fallocate)
1653         AC_CHECK_FUNCS(posix_madvise)
1654         AC_CHECK_FUNCS(vsnprintf)
1655         AC_CHECK_FUNCS(sendfile)
1656         AC_CHECK_FUNCS(gethostid sethostid)
1657         AC_CHECK_FUNCS(sethostname)
1658         AC_CHECK_FUNCS(statfs)
1659         AC_CHECK_FUNCS(fstatfs)
1660         AC_CHECK_FUNCS(statvfs)
1661         AC_CHECK_FUNCS(fstatvfs)
1662         AC_CHECK_FUNCS(stime)
1663         AC_CHECK_FUNCS(strerror_r)
1664         AC_CHECK_FUNCS(ttyname_r)
1665         AC_CHECK_FUNCS(psignal)
1666         AC_CHECK_FUNCS(getlogin_r)
1667         AC_CHECK_FUNCS(lockf)
1668         AC_CHECK_FUNCS(swab)
1669         AC_CHECK_FUNCS(setusershell endusershell)
1670         AC_CHECK_SIZEOF(size_t)
1671         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1672                 [#include <sys/types.h>
1673                  #include <sys/stat.h>
1674                  #include <unistd.h>])
1675         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1676                 [#include <sys/types.h>
1677                  #include <sys/stat.h>
1678                  #include <unistd.h>])
1679         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1680                 [#include <sys/time.h>])
1681         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1682                 [#include <unistd.h>
1683                  #include <fcntl.h>])
1684         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1685                 [#include <sys/poll.h>])
1686         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1687                 [#include <sys/types.h>
1688                  #include <sys/stat.h>
1689                  #include <unistd.h>])
1690         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1691                 [#include <time.h>])
1692         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1693                 [#include <sys/time.h>
1694                  #include <sys/types.h>
1695                  #include <utime.h>])
1696         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1697                 [#include <sys/time.h>])
1698         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1699                 [#include <sys/types.h>
1700                  #include <utime.h>])
1701         AC_CHECK_MEMBERS(
1702                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1703                 [#include <sys/types.h>
1704                  #include <dirent.h>])
1705         AC_CHECK_MEMBERS(
1706                 [struct passwd.pw_gecos],,,
1707                 [#include <sys/types.h>
1708                  #include <pwd.h>])
1709         AC_CHECK_MEMBERS(
1710                 [struct statfs.f_flags],,,
1711                 [#include <sys/types.h>
1712                  #include <sys/vfs.h>])
1713
1714         dnl Favour xattr through glibc, but use libattr if we have to
1715         AC_CHECK_FUNC(lsetxattr, ,
1716                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1717         )
1718         AC_SUBST(XATTR_LIB)
1719
1720         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1721         AC_CHECK_MEMBERS(
1722                 [struct kinfo_proc.kp_proc],,,
1723                 [#include <sys/types.h>
1724                  #include <sys/param.h>
1725                  #include <sys/sysctl.h>
1726                  #include <sys/proc.h>
1727                  ])
1728
1729         dnl *********************************
1730         dnl *** Checks for Windows compilation ***
1731         dnl *********************************
1732         AC_CHECK_HEADERS(sys/time.h)
1733         AC_CHECK_HEADERS(sys/param.h)
1734         AC_CHECK_HEADERS(dirent.h)
1735
1736         dnl *********************************
1737         dnl *** Check for Console 2.0 I/O ***
1738         dnl *********************************
1739         AC_CHECK_HEADERS([curses.h])
1740         AC_CHECK_HEADERS([term.h], [], [],
1741         [#if HAVE_CURSES_H
1742          #include <curses.h>
1743          #endif
1744         ])
1745         AC_CHECK_HEADERS([termios.h])
1746
1747         dnl * This is provided in io-layer, but on windows it's only available
1748         dnl * on xp+
1749         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1750 else
1751         jdk_headers_found=no
1752         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1753         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1754         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1755         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1756         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1757         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1758         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1759
1760         dnl *********************************
1761         dnl *** Check for struct ip_mreqn ***
1762         dnl *********************************
1763         AC_MSG_CHECKING(for struct ip_mreqn)
1764         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1765                 struct ip_mreqn mreq;
1766                 mreq.imr_address.s_addr = 0;
1767         ], [
1768                 # Yes, we have it...
1769                 AC_MSG_RESULT(yes)
1770                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1771         ], [
1772                 # We'll just have to try and use struct ip_mreq
1773                 AC_MSG_RESULT(no)
1774                 AC_MSG_CHECKING(for struct ip_mreq)
1775                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1776                         struct ip_mreq mreq;
1777                         mreq.imr_interface.s_addr = 0;
1778                 ], [
1779                         # Yes, we have it...
1780                         AC_MSG_RESULT(yes)
1781                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1782                 ], [
1783                         # No multicast support
1784                         AC_MSG_RESULT(no)
1785                 ])
1786         ])
1787         AC_CHECK_FUNCS(GetProcessId)
1788 fi
1789
1790 dnl socklen_t check
1791 AC_MSG_CHECKING(for socklen_t)
1792 AC_TRY_COMPILE([
1793 #include <sys/types.h>
1794 #include <sys/socket.h>
1795 ],[
1796   socklen_t foo;
1797 ],[
1798 ac_cv_c_socklen_t=yes
1799         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1800         AC_MSG_RESULT(yes)
1801 ],[
1802         AC_MSG_RESULT(no)
1803 ])
1804
1805 AC_MSG_CHECKING(for array element initializer support)
1806 AC_TRY_COMPILE([#include <sys/socket.h>], [
1807         const int array[] = {[1] = 2,};
1808 ], [
1809         # Yes, we have it...
1810         AC_MSG_RESULT(yes)
1811         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1812 ], [
1813         # We'll have to use signals
1814         AC_MSG_RESULT(no)
1815 ])
1816
1817 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1818         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1819         AC_TRY_LINK([#include <math.h>],
1820         [ static void *p = &trunc; ],
1821         [
1822                 AC_DEFINE(HAVE_TRUNC)
1823                 AC_MSG_RESULT(yes)
1824                 ac_cv_trunc=yes
1825         ],
1826         AC_MSG_RESULT(no)))
1827
1828 if test "x$ac_cv_truncl" != "xyes"; then
1829    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1830 fi
1831
1832 AC_CHECK_FUNCS(round)
1833 AC_CHECK_FUNCS(rint)
1834
1835 dnl ****************************
1836 dnl *** Look for /dev/random ***
1837 dnl ****************************
1838
1839 AC_MSG_CHECKING([if usage of random device is requested])
1840 AC_ARG_ENABLE(dev-random,
1841 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1842 try_dev_random=$enableval, try_dev_random=yes)
1843
1844 AC_MSG_RESULT($try_dev_random)
1845
1846 case "{$target}" in
1847     *-openbsd*)
1848     NAME_DEV_RANDOM="/dev/srandom"
1849     ;;
1850
1851 dnl Win32 does not have /dev/random, they have their own method...
1852
1853     *-mingw*|*-*-cygwin*)
1854     ac_cv_have_dev_random=no
1855     ;;
1856
1857 dnl Everywhere else, it's /dev/random
1858
1859     *)
1860     NAME_DEV_RANDOM="/dev/random"
1861     ;;
1862 esac
1863
1864 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1865
1866 dnl Now check if the device actually exists
1867
1868 if test "x$try_dev_random" = "xyes"; then
1869     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1870     [if test -r "$NAME_DEV_RANDOM" ; then
1871         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1872     if test "x$ac_cv_have_dev_random" = "xyes"; then
1873         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1874     fi
1875 else
1876     AC_MSG_CHECKING(for random device)
1877     ac_cv_have_dev_random=no
1878     AC_MSG_RESULT(has been disabled)
1879 fi
1880
1881 if test "x$host_win32" = "xyes"; then
1882     AC_DEFINE(HAVE_CRYPT_RNG)
1883 fi
1884
1885 if test "x$ac_cv_have_dev_random" = "xno" \
1886     && test "x$host_win32" = "xno"; then
1887     AC_MSG_WARN([[
1888 ***
1889 *** A system-provided entropy source was not found on this system.
1890 *** Because of this, the System.Security.Cryptography random number generator
1891 *** will throw a NotImplemented exception.
1892 ***
1893 *** If you are seeing this message, and you know your system DOES have an
1894 *** entropy collection in place, please contact <crichton@gimp.org> and
1895 *** provide information about the system and how to access the random device.
1896 ***
1897 *** Otherwise you can install either egd or prngd and set the environment
1898 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1899 ***]])
1900 fi
1901
1902 AC_MSG_CHECKING([if inter-process shared handles are requested])
1903 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1904 AC_MSG_RESULT($try_shared_handles)
1905 if test "x$try_shared_handles" != "xyes"; then
1906         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1907         AC_SUBST(DISABLE_SHARED_HANDLES)
1908 fi
1909
1910 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1911 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1912
1913 AC_MSG_CHECKING([if big-arrays are to be enabled])
1914 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1915 if test "x$enable_big_arrays" = "xyes" ; then
1916     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1917         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1918     else
1919         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1920     fi
1921 fi
1922 AC_MSG_RESULT($enable_big_arrays)
1923
1924 dnl **************
1925 dnl *** DTRACE ***
1926 dnl **************
1927
1928 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1929
1930 if test "x$enable_dtrace" = "xyes"; then
1931    if test "x$has_dtrace" = "xno"; then
1932           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1933    fi
1934    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1935    if test "x$DTRACE" = "xno"; then
1936           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1937           enable_dtrace=no
1938    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1939           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1940           enable_dtrace=no
1941    fi
1942 fi
1943
1944 dtrace_g=no
1945 if test "x$enable_dtrace" = "xyes"; then
1946         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1947         DTRACEFLAGS=
1948         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1949                 case "$host" in
1950                         powerpc-*-darwin*)
1951                         DTRACEFLAGS="-arch ppc64"
1952                         ;;
1953                         i*86-*-darwin*)
1954                         DTRACEFLAGS="-arch x86_64"
1955                         ;;
1956                         *)
1957                         DTRACEFLAGS=-64
1958                         ;;
1959                 esac
1960         else
1961                 case "$host" in
1962                         powerpc-*-darwin*)
1963                         DTRACEFLAGS="-arch ppc"
1964                         ;;
1965                         i*86-*-darwin*)
1966                         DTRACEFLAGS="-arch i386"
1967                         ;;
1968                         *)
1969                         DTRACEFLAGS=-32
1970                         ;;
1971                 esac
1972         fi
1973         AC_SUBST(DTRACEFLAGS)
1974         case "$host" in
1975                 *-*-solaris*)
1976                 dtrace_g=yes
1977                 ;;
1978         esac
1979         AC_CHECK_HEADERS([sys/sdt.h])
1980 fi
1981 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1982 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1983
1984 dnl **************
1985 dnl ***  NaCl  ***
1986 dnl **************
1987
1988 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
1989
1990 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
1991 if test "x$enable_nacl_codegen" = "xyes"; then
1992    MONO_NACL_ALIGN_MASK_OFF=1
1993    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
1994    AC_DEFINE(TARGET_NACL, 1, [...])
1995 else
1996    MONO_NACL_ALIGN_MASK_OFF=0
1997 fi
1998 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
1999
2000 dnl **************
2001 dnl ***  LLVM  ***
2002 dnl **************
2003
2004 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2005 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2006
2007 if test "x$enable_llvm" = "xyes"; then
2008    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2009    if test "x$LLVM_CONFIG" = "xno"; then
2010           AC_MSG_ERROR([llvm-config not found.])
2011    fi
2012
2013    # The output of --cflags seems to include optimizations flags too
2014    LLVM_CFLAGS=`$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'`
2015    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2016    # from LLVM classes.
2017    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2018    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2019    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
2020    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2021
2022    # Should be something like '2.6' or '2.7svn'
2023    llvm_version=`$LLVM_CONFIG --version`
2024    major_version=`echo $llvm_version | cut -c 1`
2025    minor_version=`echo $llvm_version | cut -c 3`
2026    if echo $llvm_version | grep -q 'mono'; then
2027           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2028           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2029    fi
2030
2031    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2032    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2033    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2034
2035    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2036    # llvm's config.h
2037    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2038
2039    AC_SUBST(LLVM_CFLAGS)
2040    AC_SUBST(LLVM_CXXFLAGS)
2041    AC_SUBST(LLVM_LIBS)
2042    AC_SUBST(LLVM_LDFLAGS)
2043    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2044 fi
2045
2046 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2047 if test "x$enable_loadedllvm" = "xyes"; then
2048    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2049 fi
2050 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2051
2052 TARGET="unknown"
2053 ACCESS_UNALIGNED="yes"
2054
2055 JIT_SUPPORTED=no
2056 INTERP_SUPPORTED=no
2057 LIBC="libc.so.6"
2058 INTL="libc.so.6"
2059 SQLITE="libsqlite.so.0"
2060 SQLITE3="libsqlite3.so.0"
2061 X11="libX11.so"
2062
2063 sizeof_register="SIZEOF_VOID_P"
2064
2065 jit_wanted=false
2066 interp_wanted=false
2067 sgen_supported=false
2068 case "$host" in
2069 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2070 #               TARGET=MIPS;
2071 #               ACCESS_UNALIGNED="no"
2072 #               ;;
2073         mips*)
2074                 TARGET=MIPS;
2075                 arch_target=mips;
2076                 ACCESS_UNALIGNED="no"
2077                 JIT_SUPPORTED=yes
2078                 jit_wanted=true
2079
2080                 AC_MSG_CHECKING(for mips n32)
2081                 AC_TRY_COMPILE([], [
2082                 void main () {
2083                 #if _MIPS_SIM != _ABIN32
2084                 #error Not mips n32
2085                 #endif
2086                 }
2087                 ],[
2088                 AC_MSG_RESULT(yes)
2089                 sizeof_register=8
2090                 ],[
2091                 AC_MSG_RESULT(no)
2092                 ])
2093                 ;;
2094         i*86-*-*)
2095                 TARGET=X86;
2096                 arch_target=x86;
2097                 JIT_SUPPORTED=yes
2098                 jit_wanted=true
2099                 case $host_os in
2100                   solaris*)
2101                         LIBC="libc.so"
2102                         INTL="libintl.so"
2103                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2104                                 TARGET=AMD64
2105                                 arch_target=amd64
2106                         fi
2107
2108                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2109                         # int astruct __attribute__ ((visibility ("hidden")));
2110                         # void foo ()
2111                         # {
2112                         #       void *p = &astruct;
2113                         # }
2114                         # gcc -fPIC --shared -o libfoo.so foo.c
2115                         # yields:
2116                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2117                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2118                         have_visibility_hidden=no
2119                         ;;
2120                   cygwin*)
2121                         have_visibility_hidden=no
2122                         ;;
2123                   haiku*)
2124                         LIBC=libroot.so
2125                         ;;
2126                   linux*)
2127                         sgen_supported=true
2128                         AOT_SUPPORTED="yes"
2129                         ;;
2130                   darwin*|openbsd*)
2131                         sgen_supported=true
2132                         ;;
2133                 esac
2134                 ;;
2135         x86_64-*-* | amd64-*-*)
2136                 TARGET=AMD64;
2137                 arch_target=amd64;
2138                 JIT_SUPPORTED=yes
2139                 jit_wanted=true
2140                 case $host_os in
2141                   linux*)
2142                         sgen_supported=true
2143                         AOT_SUPPORTED="yes"
2144                         ;;
2145                   darwin*|openbsd*)
2146                         sgen_supported=true
2147                         ;;
2148                 esac
2149                 ;;
2150         ia64-*-*)
2151                 TARGET=IA64
2152                 arch_target=ia64
2153                 ACCESS_UNALIGNED="no"
2154                 JIT_SUPPORTED=yes
2155                 jit_wanted=true
2156                 LIBC="libc.so.6.1"
2157                 INTL="libc.so.6.1"
2158                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2159                 libmono_ldflags="-lunwind"
2160                 ;;
2161         sparc*-*-*)
2162                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2163                    TARGET=SPARC64
2164                 else
2165                         TARGET=SPARC
2166                 fi
2167                 arch_target=sparc;
2168                 JIT_SUPPORTED=yes
2169                 ACCESS_UNALIGNED="no"
2170                 case $host_os in
2171                   linux*) ;;
2172                   *)
2173                         LIBC="libc.so"
2174                         INTL="libintl.so"
2175                 esac
2176                 jit_wanted=true
2177                 if test x"$GCC" = xyes; then
2178                         # We don't support v8 cpus
2179                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2180                 fi
2181                 if test x"$AR" = xfalse; then
2182                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2183                 fi
2184                 ;;
2185        alpha*-*-linux* | alpha*-*-osf*)
2186                 TARGET=ALPHA;
2187                 ACCESS_UNALIGNED="no"
2188                 JIT_SUPPORTED=yes
2189                 jit_wanted=true
2190                 arch_target=alpha;
2191                 CFLAGS="$CFLAGS -mieee -O0"
2192                 case $host_os in
2193                   linux*)
2194                         LIBC="libc.so.6.1"
2195                         INTL="libc.so.6.1"
2196                 esac
2197                ;;
2198         *-mingw*|*-*-cygwin*)
2199                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2200                 have_visibility_hidden=no
2201                 INTL="intl"
2202                 ;;
2203         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2204                 TARGET=HPPA;
2205                 arch_target=hppa;
2206                 LIBC="libc.sl"
2207                 ACCESS_UNALIGNED="no"
2208                 INTERP_SUPPORTED=yes
2209                 interp_wanted=true
2210                 ;;
2211         hppa*linux*)
2212                 TARGET=HPPA;
2213                 arch_target=hppa;
2214                 ACCESS_UNALIGNED="no"
2215                 JIT_SUPPORTED=yes
2216                 jit_wanted=true
2217                 ;;
2218         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2219         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2220                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2221                         TARGET=POWERPC64;
2222                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2223                         CFLAGS="$CFLAGS -mminimal-toc"
2224                 else
2225                         TARGET=POWERPC;
2226                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2227                 fi
2228                 arch_target=ppc;
2229                 JIT_SUPPORTED=yes
2230                 jit_wanted=true
2231                 case $host_os in
2232                   linux*|darwin*)
2233                         sgen_supported=true
2234                         ;;
2235                 esac
2236                 ;;
2237         arm*-darwin*)
2238                 TARGET=ARM;
2239                 arch_target=arm;
2240                 ACCESS_UNALIGNED="no"
2241                 JIT_SUPPORTED=yes
2242                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2243                 jit_wanted=true
2244                 sgen_supported=true
2245                 ;;
2246         arm*-linux*)
2247                 TARGET=ARM;
2248                 arch_target=arm;
2249                 ACCESS_UNALIGNED="no"
2250                 JIT_SUPPORTED=yes
2251                 jit_wanted=true
2252                 sgen_supported=true
2253                 ;;
2254         s390-*-linux*)
2255                 TARGET=S390;
2256                 arch_target=s390;
2257                 ACCESS_UNALIGNED="yes"
2258                 JIT_SUPPORTED=yes
2259                 jit_wanted=true
2260                 sgen_supported=true
2261                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2262                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2263                 ;;
2264         s390x-*-linux*)
2265                 TARGET=S390x;
2266                 arch_target=s390x;
2267                 ACCESS_UNALIGNED="yes"
2268                 JIT_SUPPORTED=yes
2269                 jit_wanted=true
2270                 sgen_supported=true
2271                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2272                 ;;
2273 esac
2274
2275 if test "x$host" != "x$target"; then
2276    case "$target" in
2277    powerpc64-ps3-linux-gnu)
2278                 TARGET=POWERPC64
2279                 arch_target=powerpc64
2280                 AC_DEFINE(TARGET_PS3, 1, [...])
2281                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2282                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2283                 # uses this define
2284                 AC_DEFINE(__mono_ppc64__, 1, [...])
2285                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2286                 sizeof_register=8
2287                 target_byte_order=G_BIG_ENDIAN
2288                 ;;
2289
2290    powerpc64-xbox360-linux-gnu)
2291                 TARGET=POWERPC64
2292                 arch_target=powerpc64
2293                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2294                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2295                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2296                 # uses this define
2297                 sizeof_register=8
2298                 target_byte_order=G_BIG_ENDIAN
2299                 ;;
2300         *)
2301                 AC_MSG_WARN([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2302         esac
2303 fi
2304
2305 # FIXME: Define the others as well
2306 case "$TARGET" in
2307 X86)
2308         AC_DEFINE(TARGET_X86, 1, [...])
2309         ;;
2310 AMD64)
2311         AC_DEFINE(TARGET_AMD64, 1, [...])
2312         ;;
2313 ARM)
2314         AC_DEFINE(TARGET_ARM, 1, [...])
2315         ;;
2316 POWERPC)
2317         AC_DEFINE(TARGET_POWERPC, 1, [...])
2318         ;;
2319 POWERPC64)
2320         AC_DEFINE(TARGET_POWERPC, 1, [...])
2321         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2322         ;;
2323 esac
2324
2325 if test "x$sizeof_register" = "x4"; then
2326    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2327 elif test "x$sizeof_register" = "x8"; then
2328    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2329 else
2330    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2331 fi
2332
2333 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2334    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2335 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2336    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2337 else
2338    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2339 fi
2340
2341 if test "x$have_visibility_hidden" = "xyes"; then
2342    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2343 fi
2344
2345 if test "x$have_deprecated" = "xyes"; then
2346    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2347 fi
2348
2349 dnl
2350 dnl Simple Generational checks (sgen)
2351 dnl
2352 SGEN_DEFINES=
2353 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=yes])
2354 if test x$buildsgen = xyes; then
2355    if $sgen_supported; then
2356        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2357        gc_msg="sgen and $gc_msg"
2358    else
2359        buildsgen=no
2360        AC_MSG_WARN("Sgen is not supported on this platform")
2361    fi
2362 fi
2363 AC_SUBST(SGEN_DEFINES)
2364 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2365
2366 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2367         if test x$withval = xyes; then
2368            jit_wanted=true
2369         else
2370            jit_wanted=false
2371         fi
2372 ])
2373
2374 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2375         if test x$withval = xyes; then
2376            interp_wanted=true
2377         else
2378            interp_wanted=false
2379         fi
2380 ])
2381
2382 USEJIT=false
2383 if test x$JIT_SUPPORTED = xyes; then
2384    if $jit_wanted; then
2385       USEJIT=true
2386       jit_status="Building and using the JIT"
2387    else
2388       if $interp_wanted; then
2389          jit_status="Building the JIT, defaulting to the interpreter"
2390       else
2391          AC_ERROR(No JIT or interpreter support available or selected.)
2392       fi
2393    fi
2394 else
2395    if test x$interp_wanted = xtrue; then
2396       jit_status="interpreter"
2397    else
2398       AC_ERROR(No JIT or interpreter support available or selected.)
2399    fi
2400 fi
2401
2402 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2403
2404 libsuffix=".so"
2405
2406 case "$host" in
2407      *-*-darwin*)
2408         libsuffix=".dylib"
2409         LIBC="libc.dylib"
2410         INTL="libintl.dylib"
2411         SQLITE="libsqlite.0.dylib"
2412         SQLITE3="libsqlite3.0.dylib"
2413         X11="libX11.dylib"
2414         ;;
2415      *-*-*netbsd*)
2416         LIBC="libc.so.12"
2417         INTL="libintl.so.0"
2418         ;;
2419     *-*-*freebsd*)
2420         LIBC="libc.so"
2421         INTL="libintl.so"
2422         SQLITE="libsqlite.so"
2423         SQLITE3="libsqlite3.so"
2424         ;;
2425     *-*-*openbsd*)
2426         LIBC="libc.so"
2427         INTL="libintl.so"
2428         SQLITE="libsqlite.so"
2429         SQLITE3="libsqlite3.so"
2430         ;;
2431     *-*-*linux*)
2432         AC_PATH_X
2433         AC_MSG_CHECKING(for the soname of libX11.so)
2434         for i in $x_libraries /usr/lib /usr/lib64; do
2435                 for r in 4 5 6; do
2436                         if test -f $i/libX11.so.$r; then
2437                                 X11=libX11.so.$r
2438                                 AC_MSG_RESULT($X11)
2439                         fi
2440                 done
2441         done
2442
2443         if test "x$X11" = "xlibX11.so"; then
2444                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2445         fi
2446         ;;
2447 esac
2448
2449
2450 AC_SUBST(libsuffix)
2451
2452 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2453         if test "x$with_tls" = "x__thread"; then
2454                 #
2455                 # On some linux distributions, TLS works in executables, but linking
2456                 # against a shared library containing TLS fails with:
2457                 # undefined reference to `__tls_get_addr'
2458                 #
2459                 rm -f conftest.c conftest.so conftest
2460                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2461                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2462                 $CC -o conftest conftest.so > /dev/null 2>&1
2463                 if test ! -f conftest; then
2464                    AC_MSG_WARN([Disabling usage of __thread.]);
2465                    with_tls=pthread
2466                 fi
2467                 rm -f conftest.c conftest.so conftest
2468         fi
2469 fi
2470
2471 mono_debugger_supported=no
2472 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2473 if test "x$try_mono_debugger" = "xyes"; then
2474         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2475                 if test x$use_included_gc = xyes; then
2476                         case "$host" in
2477                         *-*-*linux*)
2478                                 mono_debugger_supported=yes
2479                                 ;;
2480                         *86-apple-darwin*)
2481                                 mono_debugger_supported=yes
2482                                 ;;
2483                         esac
2484                 fi
2485         fi
2486 fi
2487
2488 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2489 if test "x$mono_debugger_supported" = "xyes"; then
2490         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2491         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2492 fi
2493 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2494 AC_MSG_RESULT($mono_debugger_supported)
2495
2496 if test "x$with_tls" = "x__thread"; then
2497         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2498         # Pass the information to libgc
2499         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2500         AC_MSG_CHECKING(if the tls_model attribute is supported)
2501         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2502                 ], [
2503                         AC_MSG_RESULT(yes)
2504                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2505                 ], [
2506                         AC_MSG_RESULT(no)
2507         ])
2508 fi
2509
2510 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2511         dnl ******************************************
2512         dnl *** Check to see what FPU is available ***
2513         dnl ******************************************
2514         AC_MSG_CHECKING(which FPU to use)
2515
2516         AC_TRY_COMPILE([], [
2517                 __asm__ ("ldfd f0, [r0]");
2518                 ], fpu=FPA, fpu=NONE)
2519
2520         AC_MSG_RESULT($fpu)
2521         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2522         unset fpu
2523 fi
2524
2525 if test ${TARGET} = unknown; then
2526         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2527         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2528 fi
2529
2530 if test ${ACCESS_UNALIGNED} = no; then
2531         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2532 fi
2533
2534 case "x$gc" in
2535         xincluded)
2536                 # Pass CPPFLAGS to libgc configure
2537                 # We should use a separate variable for this to avoid passing useless and
2538                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2539                 # This should be executed late so we pick up the final version of CPPFLAGS
2540                 # The problem with this approach, is that during a reconfigure, the main
2541                 # configure scripts gets invoked with these arguments, so we use separate
2542                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2543                 LIBGC_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2544                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2545                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2546                 fi
2547                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2548                 AC_CONFIG_SUBDIRS(libgc)
2549                 ;;
2550 esac
2551
2552 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2553 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2554 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid 2.1 assemblies (defaults to no)], [], [with_monodroid=no])
2555 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2556
2557 OPROFILE=no
2558 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2559         if test x$with_oprofile != xno; then
2560             oprofile_include=$with_oprofile/include
2561             if test ! -f $oprofile_include/opagent.h; then
2562                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2563                 fi
2564             OPROFILE=yes
2565                 OPROFILE_CFLAGS="-I$oprofile_include"
2566             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2567             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2568         fi
2569 ])
2570
2571 MALLOC_MEMPOOLS=no
2572 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2573         if test x$with_malloc_mempools = xyes; then
2574                 MALLOC_MEMPOOLS=yes
2575                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2576         fi
2577 ])
2578
2579
2580 DISABLE_MCS_DOCS=no
2581 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2582         if test x$with_mcs_docs != xyes; then
2583                 DISABLE_MCS_DOCS=yes
2584         fi
2585 ])
2586
2587 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2588         if test "x$with_moonlight" = "xyes"; then
2589                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2590         elif test "x$with_moonlight" = "xonly"; then
2591                 AC_DEFINE(MOONLIGHT,1,[Building for Moonlight])
2592         fi
2593 ], [with_moonlight=no])
2594
2595
2596
2597 AC_CHECK_HEADER([malloc.h],
2598                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2599                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2600
2601 dnl
2602 dnl Consistency settings
2603 dnl
2604 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2605    DISABLE_MCS_DOCS=yes
2606 fi
2607
2608 if test x$DISABLE_MCS_DOCS = xyes; then
2609    docs_dir=""
2610 else
2611    docs_dir=docs
2612 fi
2613 AC_SUBST(docs_dir)
2614
2615 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2616 AC_SUBST(OPROFILE_CFLAGS)
2617 AC_SUBST(OPROFILE_LIBS)
2618
2619 libmono_ldflags="$libmono_ldflags $LIBS"
2620
2621 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2622 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2623 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2624 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" = xyes])
2625 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2626
2627 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2628 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2629 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2630 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2631 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2632 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2633 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2634 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2635 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2636 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2637 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2638 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2639 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2640 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2641 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2642 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2643
2644 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2645 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2646 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2647
2648 AC_SUBST(LIBC)
2649 AC_SUBST(INTL)
2650 AC_SUBST(SQLITE)
2651 AC_SUBST(SQLITE3)
2652 AC_SUBST(X11)
2653 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2654 AC_SUBST(arch_target)
2655 AC_SUBST(CFLAGS)
2656 AC_SUBST(CPPFLAGS)
2657 AC_SUBST(LDFLAGS)
2658
2659 mono_build_root=`pwd`
2660 AC_SUBST(mono_build_root)
2661
2662 if test x$USEJIT = xtrue; then
2663   mono_runtime=mono/mini/mono
2664 else
2665   mono_runtime=mono/interpreter/mint
2666 fi
2667 AC_SUBST(mono_runtime)
2668
2669 mono_cfg_root=$mono_build_root/runtime
2670 if test x$host_win32 = xyes; then
2671   if test "x$cross_compiling" = "xno"; then
2672     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2673   else
2674     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2675   fi
2676 else
2677   mono_cfg_dir=$mono_cfg_root/etc
2678 fi
2679 AC_SUBST(mono_cfg_dir)
2680
2681 AC_CONFIG_FILES([po/mcs/Makefile.in])
2682
2683 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2684 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2685
2686 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2687 [   depth=../../../..
2688     case $srcdir in
2689     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2690     .) reldir=$depth ;;
2691     *) reldir=$depth/$srcdir ;;
2692     esac
2693     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2694     cd runtime/etc/mono/1.0
2695     rm -f machine.config
2696     $LN_S $reldir/data/net_1_1/machine.config machine.config
2697     cd $depth
2698 ],[LN_S='$LN_S'])
2699
2700 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2701 [   depth=../../../..
2702     case $srcdir in
2703     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2704     .) reldir=$depth ;;
2705     *) reldir=$depth/$srcdir ;;
2706     esac
2707     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2708     cd runtime/etc/mono/2.0
2709     rm -f machine.config
2710     $LN_S $reldir/data/net_2_0/machine.config machine.config
2711     cd $depth
2712 ],[LN_S='$LN_S'])
2713
2714 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2715 [   depth=../../../..
2716     case $srcdir in
2717     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2718     .) reldir=$depth ;;
2719     *) reldir=$depth/$srcdir ;;
2720     esac
2721     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2722     cd runtime/etc/mono/2.0
2723     rm -f web.config
2724     $LN_S $reldir/data/net_2_0/web.config web.config
2725     cd $depth
2726 ],[LN_S='$LN_S'])
2727
2728 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2729 [   depth=../../..
2730     case $srcdir in
2731     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2732     .) reldir=$depth ;;
2733     *) reldir=$depth/$srcdir ;;
2734     esac
2735     $ac_aux_dir/install-sh -d runtime/etc/mono/
2736     cd runtime/etc/mono/
2737     rm -f browscap.ini
2738     $LN_S $reldir/data/browscap.ini browscap.ini
2739     cd $depth
2740 ],[LN_S='$LN_S'])
2741
2742 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2743 [   depth=../../../../..
2744     case $srcdir in
2745     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2746     .) reldir=$depth ;;
2747     *) reldir=$depth/$srcdir ;;
2748     esac
2749     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2750     cd runtime/etc/mono/2.0/Browsers
2751     rm -f Compat.browser
2752     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2753     cd $depth
2754 ],[LN_S='$LN_S'])
2755
2756 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2757 [   depth=../../../..
2758     case $srcdir in
2759     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2760     .) reldir=$depth ;;
2761     *) reldir=$depth/$srcdir ;;
2762     esac
2763     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2764     cd runtime/etc/mono/4.0
2765     rm -f machine.config
2766     $LN_S $reldir/data/net_4_0/machine.config machine.config
2767     cd $depth
2768 ],[LN_S='$LN_S'])
2769
2770 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2771 [   depth=../../../..
2772     case $srcdir in
2773     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2774     .) reldir=$depth ;;
2775     *) reldir=$depth/$srcdir ;;
2776     esac
2777     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2778     cd runtime/etc/mono/4.0
2779     rm -f web.config
2780     $LN_S $reldir/data/net_4_0/web.config web.config
2781     cd $depth
2782 ],[LN_S='$LN_S'])
2783
2784 if test x$enable_quiet_build = xyes; then
2785    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])
2786    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])
2787 fi
2788
2789 AC_OUTPUT([
2790 Makefile
2791 mono-core.spec
2792 mono-uninstalled.pc
2793 scripts/mono-find-provides
2794 scripts/mono-find-requires
2795 mono/Makefile
2796 mono/utils/Makefile
2797 mono/metadata/Makefile
2798 mono/dis/Makefile
2799 mono/cil/Makefile
2800 mono/arch/Makefile
2801 mono/arch/x86/Makefile
2802 mono/arch/amd64/Makefile
2803 mono/arch/hppa/Makefile
2804 mono/arch/ppc/Makefile
2805 mono/arch/sparc/Makefile
2806 mono/arch/s390/Makefile
2807 mono/arch/s390x/Makefile
2808 mono/arch/arm/Makefile
2809 mono/arch/alpha/Makefile
2810 mono/arch/ia64/Makefile
2811 mono/arch/mips/Makefile
2812 mono/interpreter/Makefile
2813 mono/tests/Makefile
2814 mono/tests/tests-config
2815 mono/tests/assemblyresolve/Makefile
2816 mono/tests/cas/Makefile
2817 mono/tests/cas/assembly/Makefile
2818 mono/tests/cas/demand/Makefile
2819 mono/tests/cas/inheritance/Makefile
2820 mono/tests/cas/linkdemand/Makefile
2821 mono/tests/cas/threads/Makefile
2822 mono/benchmark/Makefile
2823 mono/monograph/Makefile
2824 mono/io-layer/Makefile
2825 mono/mini/Makefile
2826 mono/profiler/Makefile
2827 ikvm-native/Makefile
2828 scripts/Makefile
2829 man/Makefile
2830 web/Makefile
2831 docs/Makefile
2832 data/Makefile
2833 data/net_2_0/Makefile
2834 data/net_4_0/Makefile
2835 data/net_2_0/Browsers/Makefile
2836 data/mint.pc
2837 data/mono-2.pc
2838 data/mono.pc
2839 data/mono-cairo.pc
2840 data/mono-nunit.pc
2841 data/mono-options.pc
2842 data/mono-lineeditor.pc
2843 data/monodoc.pc
2844 data/mono.web.pc
2845 data/dotnet.pc
2846 data/dotnet35.pc
2847 data/wcf.pc
2848 data/cecil.pc
2849 data/system.web.extensions_1.0.pc
2850 data/system.web.extensions.design_1.0.pc
2851 data/system.web.mvc.pc
2852 data/system.web.mvc2.pc
2853 samples/Makefile
2854 support/Makefile
2855 data/config
2856 tools/Makefile
2857 tools/locale-builder/Makefile
2858 tools/sgen/Makefile
2859 runtime/Makefile
2860 msvc/Makefile
2861 po/Makefile
2862 ])
2863
2864 if test x$host_win32 = xyes; then
2865    # Get rid of 'cyg' prefixes in library names
2866    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2867    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2868    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2869    # executable doesn't work...
2870    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2871 fi
2872
2873 (
2874   case $prefix in
2875   NONE) prefix=$ac_default_prefix ;;
2876   esac
2877   case $exec_prefix in
2878   NONE) exec_prefix='${prefix}' ;;
2879   esac
2880
2881   #
2882   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2883   # any existing config.make.  This allows people to share the same source tree
2884   # with different build directories, one native and one cross
2885   #
2886   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2887
2888     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
2889
2890     echo "prefix=$prefix" > $mcs_topdir/build/config.make
2891     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
2892     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
2893     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
2894     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
2895     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
2896     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
2897     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
2898
2899     case $INSTALL in
2900     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2901     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2902     esac
2903
2904     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
2905
2906     export VERSION
2907     [myver=$($AWK 'BEGIN {
2908       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2909       if(length(vsplit [1]) > 4) {
2910         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2911       }
2912       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2913     }')]
2914
2915     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
2916
2917     if test x$platform_darwin = xyes; then
2918       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
2919     fi
2920
2921         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
2922            enable_system_aot=yes
2923         fi
2924
2925     if test x$host_win32 = xno -a x$platform_darwin != xyes -a x$enable_system_aot = xyes; then
2926       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
2927     fi
2928
2929     if test x$DISABLE_MCS_DOCS = xyes; then
2930       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
2931     fi
2932
2933     if test x$with_moonlight != xno; then
2934       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
2935     fi
2936
2937   fi
2938
2939   # if we have an olive folder, override the default settings
2940   if test -d $olivedir; then
2941
2942     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2943
2944       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2945
2946       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2947       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2948       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2949       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2950       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2951       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2952     fi
2953   fi
2954
2955 )
2956
2957 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2958
2959 echo "
2960         mcs source:    $mcsdir
2961         olive source:  $olive_topdir
2962
2963    Engine:
2964         GC:            $gc_msg
2965         GLIB:          $with_glib
2966         TLS:           $with_tls
2967         SIGALTSTACK:   $with_sigaltstack
2968         Engine:        $jit_status
2969         oprofile:      $OPROFILE
2970         BigArrays:     $enable_big_arrays
2971         DTrace:        $enable_dtrace
2972         Parallel Mark: $enable_parallel_mark
2973         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
2974
2975     Libraries:
2976         Moon Profile:  $with_moonlight
2977         MonoDroid:     $with_monodroid
2978         MonoTouch:     $with_monotouch
2979         JNI support:   $jdk_headers_found
2980         libgdiplus:    $libgdiplus_msg
2981         zlib:          $zlib_msg
2982         $disabled
2983 "
2984 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
2985    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2986 fi