configure.in

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [2.11],
   5         [http://bugzilla.novell.com/enter_bug.cgi?product=mono])
   6
   7 AC_CONFIG_SRCDIR([README])
   8 AC_CONFIG_MACRO_DIR([m4])
   9 AC_CANONICAL_SYSTEM
  10 AC_CANONICAL_HOST
  11
  12 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
  13 # The extra brackets are to foil regex-based scans.
  14 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
  15
  16 AM_INIT_AUTOMAKE([1.9 dist-bzip2 tar-ustar no-dist-gzip foreign])
  17 AM_CONFIG_HEADER([config.h])
  18 AM_MAINTAINER_MODE
  19
  20 API_VER=2.0
  21 AC_SUBST(API_VER)
  22
  23 AC_PROG_LN_S
  24
  25 # In case of cygwin, override LN_S, irrespective of what it determines.
  26 # The build uses cygwin, but the actual runtime doesn't.
  27 case $host_os in
  28 *cygwin* ) LN_S='cp -p';;
  29 esac
  30
  31 dnl
  32 dnl libgc checks
  33 dnl
  34
  35 gc_headers=no
  36 gc=included
  37 gc_msg="included Boehm"
  38 use_included_gc=no
  39 libgc_configure_args=
  40
  41 if test -d $srcdir/libgc ; then
  42   gc_default=included
  43 else
  44   gc_default=boehm
  45 fi
  46
  47 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  48 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  49 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  50 CFLAGS_FOR_LIBGC=$CFLAGS
  51 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  52 CFLAGS_FOR_EGLIB=$CFLAGS
  53
  54 #
  55 # These are the flags that need to be stored in the mono.pc file for
  56 # compiling code that will embed Mono
  57 #
  58 libmono_cflags=""
  59 libmono_ldflags=""
  60 AC_SUBST(libmono_cflags)
  61 AC_SUBST(libmono_ldflags)
  62
  63 # Variable to have relocatable .pc files (lib, or lib64)
  64 reloc_libdir=`basename ${libdir}`
  65 AC_SUBST(reloc_libdir)
  66
  67 dnl if linker handles the version script
  68 no_version_script=no
  69
  70 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  71 need_link_unlink=no
  72
  73 # Thread configuration inspired by sleepycat's db
  74 AC_MSG_CHECKING([host platform characteristics])
  75 libgc_threads=no
  76 has_dtrace=no
  77 parallel_mark=yes
  78 ikvm_native=yes
  79
  80 case "$host" in
  81         powerpc*-*-linux*)
  82                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  83                 disable_munmap=yes
  84         ;;
  85 esac
  86
  87 host_win32=no
  88 target_win32=no
  89 case "$host" in
  90         *-mingw*|*-*-cygwin*)
  91                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
  92                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
  93                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
  94                 host_win32=yes
  95                 if test "x$cross_compiling" = "xno"; then
  96                         target_win32=yes
  97                         if test "x$host" == "x$build"; then
  98                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
  99                         fi
 100                         CC="gcc -mno-cygwin -g"
 101                         CXX="g++ -mno-cygwin -g"
 102                         # So libgc configure gets -mno-cygwin
 103                         export CC
 104                         export CXX
 105                         CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB -mno-cygwin"
 106                 else
 107                         target_win32=yes
 108                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 109                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 110                 fi
 111                 HOST_CC="gcc"
 112                 # Windows 2000 is required that includes Internet Explorer 5.01
 113                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 114                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 115                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
 116                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
 117                 libdl=
 118                 libgc_threads=win32
 119                 gc_default=included
 120                 with_sigaltstack=no
 121                 LN_S=cp
 122                 # This forces libgc to use the DllMain based thread registration code on win32
 123                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 124                 ;;
 125         *-*-*netbsd*)
 126                 host_win32=no
 127                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 128                 libmono_cflags="-D_REENTRANT"
 129                 LDFLAGS="$LDFLAGS -pthread"
 130                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 131                 libmono_ldflags="-pthread"
 132                 need_link_unlink=yes
 133                 libdl="-ldl"
 134                 libgc_threads=pthreads
 135                 with_sigaltstack=no
 136                 use_sigposix=yes
 137                 ;;
 138         *-*-*freebsd*)
 139                 host_win32=no
 140                 if test "x$PTHREAD_CFLAGS" = "x"; then
 141                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 142                         libmono_cflags=
 143                 else
 144                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 145                         libmono_cflags="$PTHREAD_CFLAGS"
 146                 fi
 147                 if test "x$PTHREAD_LIBS" = "x"; then
 148                         LDFLAGS="$LDFLAGS -pthread"
 149                         libmono_ldflags="-pthread"
 150                 else
 151                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 152                         libmono_ldflags="$PTHREAD_LIBS"
 153                 fi
 154                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 155                 need_link_unlink=yes
 156                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 157                 libdl=
 158                 libgc_threads=pthreads
 159                 # This doesn't seem to work as of 7.0 on amd64
 160                 with_sigaltstack=no
 161 # TLS is only partially implemented on -CURRENT (compiler support
 162 # but NOT library support)
 163 #
 164                 with_tls=pthread
 165                 use_sigposix=yes
 166                 ;;
 167         *-*-*openbsd*)
 168                 host_win32=no
 169                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 170                 if test "x$disable_munmap" != "xyes"; then
 171                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 172                 fi
 173                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 174                 LDFLAGS="$LDFLAGS -pthread"
 175                 need_link_unlink=yes
 176                 AC_DEFINE(PTHREAD_POINTER_ID)
 177                 libdl=
 178                 gc_default=boehm
 179                 libgc_threads=pthreads
 180                 with_sigaltstack=no
 181                 use_sigposix=yes
 182                 ;;
 183         *-*-linux*)
 184                 host_win32=no
 185                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 186                 if test "x$disable_munmap" != "xyes"; then
 187                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 188                 fi
 189                 libmono_cflags="-D_REENTRANT"
 190                 libdl="-ldl"
 191                 libgc_threads=pthreads
 192                 use_sigposix=yes
 193                 ;;
 194         *-*-nacl*)
 195                 host_win32=no
 196                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 197                 if test "x$disable_munmap" != "xyes"; then
 198                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 199                 fi
 200                 libmono_cflags="-D_REENTRANT"
 201                 libdl=
 202                 libgc_threads=pthreads
 203                 gc_default=boehm
 204                 use_sigposix=yes
 205                 ikvm_native=no
 206                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 207                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 208                 ;;
 209         *-*-hpux*)
 210                 host_win32=no
 211                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 212                 # +ESdbgasm only valid on bundled cc on RISC
 213                 # silently ignored for ia64
 214                 if test $GCC != "yes"; then
 215                         CFLAGS="$CFLAGS +ESdbgasm"
 216                         # Arrange for run-time dereferencing of null
 217                         # pointers to produce a SIGSEGV signal.
 218                         LDFLAGS="$LDFLAGS -z"
 219                 fi
 220                 CFLAGS="$CFLAGS +ESdbgasm"
 221                 LDFLAGS="$LDFLAGS -z"
 222                 libmono_cflags="-D_REENTRANT"
 223                 libmono_ldflags="-lpthread"
 224                 libgc_threads=pthreads
 225                 need_link_unlink=yes
 226                 use_sigposix=yes
 227                 ;;
 228         *-*-solaris*)
 229                 host_win32=no
 230                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 231                 need_link_unlink=yes
 232                 libmono_cflags="-D_REENTRANT"
 233                 libgc_threads=pthreads
 234                 # This doesn't seem to work on solaris/x86, but the configure test runs
 235                 with_tls=pthread
 236                 has_dtrace=yes
 237                 use_sigposix=yes
 238                 enable_solaris_tar_check=yes
 239                 ;;
 240         *-*-darwin*)
 241                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 242                 host_win32=no
 243                 platform_darwin=yes
 244                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 245                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 246                 libmono_cflags="-D_THREAD_SAFE"
 247                 LDFLAGS="$LDFLAGS -pthread"
 248                 libmono_ldflags="-pthread"
 249                 need_link_unlink=yes
 250                 AC_DEFINE(PTHREAD_POINTER_ID)
 251                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 252                 no_version_script=yes
 253                 libdl=
 254                 libgc_threads=pthreads
 255                 has_dtrace=yes
 256                 if test "x$cross_compiling" = "xyes"; then
 257                         has_broken_apple_cpp=yes
 258                 fi
 259                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 260                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 261                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 262                 case "$host" in
 263                         dnl Snow Leopard and newer config.guess reports as this
 264                         i*86-*-darwin*)
 265                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
 266                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
 267                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 268                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 269                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 270                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 271                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 272                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 273                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 274                                 ;;
 275                 esac
 276                 ;;
 277         *-*-haiku*)
 278                 host_win32=no
 279                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 280                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 281                 libdl=
 282                 LIBS="$LIBS -lnetwork"
 283                 need_link_unlink=yes
 284                 AC_DEFINE(PTHREAD_POINTER_ID)
 285                 libgc_threads=pthreads
 286                 use_sigposix=yes
 287                 ;;
 288         *)
 289                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 290                 host_win32=no
 291                 libdl="-ldl"
 292                 ;;
 293 esac
 294 AC_MSG_RESULT(ok)
 295
 296 if test x$need_link_unlink = xyes; then
 297    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 298 fi
 299
 300 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 301 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 302 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 303 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 304 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 305
 306 AC_CHECK_TOOL(CC, gcc, gcc)
 307 AC_PROG_CC
 308 AC_CHECK_TOOL(CXX, g++, g++)
 309 AC_PROG_CXX
 310 AM_PROG_AS
 311 AM_PROG_CC_STDC
 312 AC_PROG_INSTALL
 313 AC_PROG_AWK
 314 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 315 : ${CCAS='$(CC)'}
 316 # Set ASFLAGS if not already set.
 317 : ${CCASFLAGS='$(CFLAGS)'}
 318 AC_SUBST(CCAS)
 319 AC_SUBST(CCASFLAGS)
 320
 321 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 322 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 323 if test "x$CXX" = "xg++"; then
 324         if test "x$GXX" != "xyes"; then
 325                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 326                 # are inside automake conditionals
 327                 AC_MSG_ERROR([You need to install g++])
 328         fi
 329 fi
 330
 331 AC_CHECK_PROG(BISON, bison,yes,no)
 332 if test "x$BISON" = "xno";
 333 then
 334         AC_MSG_ERROR([You need to install bison])
 335 fi
 336
 337 dnl may require a specific autoconf version
 338 dnl AC_PROG_CC_FOR_BUILD
 339 dnl CC_FOR_BUILD not automatically detected
 340 CC_FOR_BUILD=$CC
 341 CFLAGS_FOR_BUILD=$CFLAGS
 342 BUILD_EXEEXT=
 343 if test "x$cross_compiling" = "xyes"; then
 344         CC_FOR_BUILD=cc
 345         CFLAGS_FOR_BUILD=
 346         BUILD_EXEEXT=""
 347 fi
 348 AC_SUBST(CC_FOR_BUILD)
 349 AC_SUBST(CFLAGS_FOR_BUILD)
 350 AC_SUBST(HOST_CC)
 351 AC_SUBST(BUILD_EXEEXT)
 352
 353 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 354 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 355
 356 # Set STDC_HEADERS
 357 AC_HEADER_STDC
 358 AC_LIBTOOL_WIN32_DLL
 359 # This causes monodis to not link correctly
 360 #AC_DISABLE_FAST_INSTALL
 361 AM_PROG_LIBTOOL
 362 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 363 DOLT
 364
 365 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 366 AC_SUBST(export_ldflags)
 367
 368 # Test whenever ld supports -version-script
 369 AC_PROG_LD
 370 AC_PROG_LD_GNU
 371 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 372    no_version_script=yes
 373 fi
 374
 375 AM_ICONV()
 376
 377 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 378
 379 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)
 380 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)
 381 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 382                   [], [], [#include <stddef.h>
 383                   #include <sys/socket.h>
 384                   #include <linux/socket.h>])
 385
 386 AC_CHECK_HEADERS(sys/user.h, [], [],
 387 [
 388 #ifdef HAVE_SYS_PARAM_H
 389 # include <sys/param.h>
 390 #endif
 391 ])
 392
 393 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 394 if test x$have_zlib = xyes; then
 395    AC_TRY_COMPILE([#include <zlib.h>], [
 396    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 397    return 0;
 398    #else
 399    #error No good zlib found
 400    #endif
 401    ],[
 402         AC_MSG_RESULT(Using system zlib)
 403         zlib_msg="system zlib"
 404         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 405    ],[
 406         AC_MSG_RESULT(Using embedded zlib)
 407         have_zlib=no
 408         zlib_msg="bundled zlib"
 409    ])
 410 fi
 411
 412 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 413 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 414
 415 # for mono/metadata/debug-symfile.c
 416 AC_CHECK_HEADERS(elf.h)
 417
 418 # for support
 419 AC_CHECK_HEADERS(poll.h)
 420 AC_CHECK_HEADERS(sys/poll.h)
 421 AC_CHECK_HEADERS(sys/wait.h)
 422 AC_CHECK_HEADERS(grp.h)
 423 AC_CHECK_HEADERS(syslog.h)
 424
 425 # for mono/dis
 426 AC_CHECK_HEADERS(wchar.h)
 427 AC_CHECK_HEADERS(ieeefp.h)
 428 AC_MSG_CHECKING(for isinf)
 429 AC_TRY_LINK([#include <math.h>], [
 430         int f = isinf (1);
 431 ], [
 432         AC_MSG_RESULT(yes)
 433         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 434 ], [
 435         # We'll have to use signals
 436         AC_MSG_RESULT(no)
 437 ])
 438
 439 # for Linux statfs support
 440 AC_CHECK_HEADERS(linux/magic.h)
 441
 442 # not 64 bit clean in cross-compile
 443 AC_CHECK_SIZEOF(void *, 4)
 444
 445 WARN=''
 446 if test x"$GCC" = xyes; then
 447         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
 448                 # The runtime code does not respect ANSI C strict aliasing rules
 449                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 450
 451                 ORIG_CFLAGS=$CFLAGS
 452                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 453                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 454                 AC_TRY_COMPILE([], [
 455                                                    void main () { }
 456                 ], [
 457                    AC_MSG_RESULT(yes)
 458                 ], [
 459                    AC_MSG_RESULT(no)
 460                    CFLAGS=$ORIG_CFLAGS
 461                 ])
 462
 463                 ORIG_CFLAGS=$CFLAGS
 464                 CFLAGS="$CFLAGS -Wno-unused-but-set-variable"
 465                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 466                 AC_TRY_COMPILE([], [
 467                                                    void main () { }
 468                 ], [
 469                    AC_MSG_RESULT(yes)
 470                 ], [
 471                    AC_MSG_RESULT(no)
 472                    CFLAGS=$ORIG_CFLAGS
 473                 ])
 474 else
 475         # The Sun Forte compiler complains about inline functions that access static variables
 476         # so disable all inlining.
 477         case "$host" in
 478         *-*-solaris*)
 479                 CFLAGS="$CFLAGS -Dinline="
 480                 ;;
 481         esac
 482 fi
 483 CFLAGS="$CFLAGS -g $WARN"
 484 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 485
 486 # Where's the 'mcs' source tree?
 487 if test -d $srcdir/mcs; then
 488   mcsdir=mcs
 489 else
 490   mcsdir=../mcs
 491 fi
 492
 493 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 494         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 495                 mcsdir=$with_mcs_path
 496         fi
 497 )
 498
 499 #
 500 # A sanity check to catch cases where the package was unpacked
 501 # with an ancient tar program (Solaris)
 502 #
 503 AC_ARG_ENABLE(solaris-tar-check,
 504 [  --disable-solaris-tar-check    disable solaris tar check],
 505    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 506
 507 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 508         AC_MSG_CHECKING(integrity of package)
 509         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 510         then
 511                 AC_MSG_RESULT(ok)
 512         else
 513                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 514                 AC_MSG_ERROR([$errorm])
 515         fi
 516 fi
 517
 518 if test "x$with_mcs_path" != "x"; then
 519 mcs_topdir=$(cd "$mcsdir" && pwd)
 520 mcs_topdir_from_srcdir=$mcs_topdir
 521 else
 522 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 523 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 524 fi
 525
 526 # Convert mcs_topdir* paths to Windows syntax.
 527 if test x$cross_compiling$host_win32 = xnoyes; then
 528   mcs_topdir=$(cygpath -m $mcs_topdir)
 529   case $mcs_topdir_from_srcdir in
 530     /cygdrive/*)
 531         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 532         ;;
 533   esac
 534 fi
 535
 536 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
 537 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 538
 539 AC_SUBST([mcs_topdir])
 540 AC_SUBST([mcs_topdir_from_srcdir])
 541
 542 # Where's the 'olive' source tree?
 543 if test -d $srcdir/olive; then
 544   olivedir=olive
 545 else
 546   olivedir=../olive
 547 fi
 548
 549 if test -d $srcdir/$olivedir; then
 550 olive_topdir='$(top_srcdir)/'$olivedir
 551 fi
 552
 553 # gettext: prepare the translation directories.
 554 # we do not configure the full gettext, as we consume it dynamically from C#
 555 AM_PO_SUBDIRS
 556
 557 if test "x$USE_NLS" = "xyes"; then
 558    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 559
 560    if test "x$HAVE_MSGFMT" = "xno"; then
 561           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 562    fi
 563 fi
 564
 565 AC_ARG_WITH([libgdiplus],
 566         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 567         [], [with_libgdiplus=installed])
 568
 569 case $with_libgdiplus in
 570 no|installed) libgdiplus_loc= ;;
 571 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 572 /*) libgdiplus_loc=$with_libgdiplus ;;
 573 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 574 esac
 575 AC_SUBST([libgdiplus_loc])
 576
 577 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 578
 579 pkg_config_path=
 580 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 581         if test x$with_crosspkgdir = "x"; then
 582                 if test -s $PKG_CONFIG_PATH; then
 583                         pkg_config_path=$PKG_CONFIG_PATH
 584                 fi
 585         else
 586                 pkg_config_path=$with_crosspkgdir
 587                 PKG_CONFIG_PATH=$pkg_config_path
 588                 export PKG_CONFIG_PATH
 589         fi
 590 )
 591
 592 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 593 AC_CONFIG_SUBDIRS(eglib)
 594
 595 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 596 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 597 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 598 BUILD_GLIB_LIBS="$GLIB_LIBS"
 599 GMODULE_CFLAGS="$GLIB_CFLAGS"
 600 GMODULE_LIBS="$GLIB_LIBS"
 601
 602 AC_SUBST(GLIB_CFLAGS)
 603 AC_SUBST(GLIB_LIBS)
 604 AC_SUBST(GMODULE_CFLAGS)
 605 AC_SUBST(GMODULE_LIBS)
 606 AC_SUBST(BUILD_GLIB_CFLAGS)
 607 AC_SUBST(BUILD_GLIB_LIBS)
 608
 609 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 610
 611 # Enable support for fast thread-local storage
 612 # Some systems have broken support, so we allow to disable it.
 613 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 614
 615 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 616 # This does not work on some platforms (bug #55253)
 617 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 618
 619 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 620 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 621
 622 if test "x$enable_static" = "xno"; then
 623    with_static_mono=no
 624 fi
 625
 626 if test "x$enable_shared" = "xno"; then
 627    with_shared_mono=no
 628 fi
 629
 630 case $host in
 631 *nacl* ) with_shared_mono=yes;;
 632 esac
 633
 634 if test "x$host_win32" = "xyes"; then
 635    # Boehm GC requires the runtime to be in its own dll
 636    with_static_mono=no
 637 fi
 638
 639 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 640 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 641 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 642
 643 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 644 if test "x$with_xen_opt" = "xyes"; then
 645         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 646         ORIG_CFLAGS=$CFLAGS
 647         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 648         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 649         AC_TRY_COMPILE([], [
 650                                            void main () { }
 651         ], [
 652            AC_MSG_RESULT(yes)
 653            # Pass it to libgc as well
 654            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 655         ], [
 656            AC_MSG_RESULT(no)
 657            CFLAGS=$ORIG_CFLAGS
 658         ])
 659 fi
 660
 661 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
 662 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 663
 664 if test x$enable_small_config = xyes; then
 665         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 666         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 667 fi
 668
 669 AC_ARG_ENABLE(system-aot, [  --enable-system-aot  Enable the Ahead-Of-Time compilation of system assemblies during the build (on by default on some platforms)], enable_system_aot=$enableval, enable_system_aot=default)
 670
 671 DISABLED_FEATURES=none
 672
 673 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 674      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
 675      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, normalization, assembly_remapping.],
 676 [
 677         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 678                 eval "mono_feature_disable_$feature='yes'"
 679         done
 680         DISABLED_FEATURES=$enable_minimal
 681         disabled="Disabled:      $enable_minimal"
 682 ],[])
 683
 684 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 685
 686 if test "x$mono_feature_disable_aot" = "xyes"; then
 687         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 688         AC_MSG_NOTICE([Disabled AOT compiler])
 689 fi
 690
 691 if test "x$mono_feature_disable_profiler" = "xyes"; then
 692         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 693         AC_MSG_NOTICE([Disabled support for the profiler])
 694 fi
 695 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 696
 697 if test "x$mono_feature_disable_decimal" = "xyes"; then
 698         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 699         AC_MSG_NOTICE([Disabled support for decimal])
 700 fi
 701
 702 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 703         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 704         AC_MSG_NOTICE([Disabled support for P/Invoke])
 705 fi
 706
 707 if test "x$mono_feature_disable_debug" = "xyes"; then
 708         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 709         AC_MSG_NOTICE([Disabled support for runtime debugging])
 710 fi
 711
 712 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 713         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 714         mono_feature_disable_reflection_emit_save=yes
 715         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 716 fi
 717
 718 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 719         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 720         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 721 fi
 722
 723 if test "x$mono_feature_disable_large_code" = "xyes"; then
 724         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 725         AC_MSG_NOTICE([Disabled support for large assemblies])
 726 fi
 727
 728 if test "x$mono_feature_disable_logging" = "xyes"; then
 729         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 730         AC_MSG_NOTICE([Disabled support for logging])
 731 fi
 732
 733 if test "x$mono_feature_disable_com" = "xyes"; then
 734         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 735         AC_MSG_NOTICE([Disabled COM support])
 736 fi
 737
 738 if test "x$mono_feature_disable_ssa" = "xyes"; then
 739         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 740         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 741 fi
 742
 743 if test "x$mono_feature_disable_generics" = "xyes"; then
 744         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 745         AC_MSG_NOTICE([Disabled Generics Support])
 746 fi
 747
 748 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 749         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 750         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 751 fi
 752
 753 if test "x$mono_feature_disable_portability" = "xyes"; then
 754         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 755         AC_MSG_NOTICE([Disabled IO Portability layer])
 756 fi
 757
 758 if test "x$mono_feature_disable_attach" = "xyes"; then
 759         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 760         AC_MSG_NOTICE([Disabled agent attach])
 761 fi
 762
 763 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 764         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 765         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 766 fi
 767
 768 if test "x$mono_feature_disable_verifier" = "xyes"; then
 769         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 770         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 771 fi
 772
 773 if test "x$mono_feature_disable_jit" = "xyes"; then
 774         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 775         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 776 fi
 777
 778 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 779
 780 if test "x$mono_feature_disable_simd" = "xyes"; then
 781         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 782         AC_MSG_NOTICE([Disabled SIMD support])
 783 fi
 784
 785 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 786         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 787         AC_MSG_NOTICE([Disabled Soft Debugger.])
 788 fi
 789
 790 if test "x$mono_feature_disable_normalization" = "xyes"; then
 791         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 792         AC_MSG_NOTICE([Disabled String normalization support.])
 793 fi
 794
 795 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 796         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 797         AC_MSG_NOTICE([Disabled Assembly remapping.])
 798 fi
 799
 800 AC_MSG_CHECKING(for visibility __attribute__)
 801 AC_TRY_COMPILE([], [
 802    void __attribute__ ((visibility ("hidden"))) doit (void) {}
 803    void main () { doit (); }
 804 ], [
 805    have_visibility_hidden=yes
 806    AC_MSG_RESULT(yes)
 807 ], [
 808    have_visibility_hidden=no
 809    AC_MSG_RESULT(no)
 810 ])
 811
 812 AC_MSG_CHECKING(for deprecated __attribute__)
 813 AC_TRY_COMPILE([
 814      int doit (void) __attribute__ ((deprecated));
 815      int doit (void) { return 0; }
 816 ], [
 817         return 0;
 818 ], [
 819    have_deprecated=yes
 820    AC_MSG_RESULT(yes)
 821 ], [
 822    have_deprecated=no
 823    AC_MSG_RESULT(no)
 824 ])
 825
 826 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 827 if test x$enable_parallel_mark = xyes; then
 828         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 829 fi
 830
 831 dnl
 832 dnl Boehm GC configuration
 833 dnl
 834 LIBGC_CFLAGS=
 835 LIBGC_LIBS=
 836 LIBGC_STATIC_LIBS=
 837 libgc_dir=
 838 case "x$gc" in
 839         xboehm|xbohem|xyes)
 840                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 841                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 842
 843                 if test "x$found_boehm" != "xyes"; then
 844                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 845                 fi
 846                 if test "x$gc_headers" != "xyes"; then
 847                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 848                 fi
 849
 850                 LIBGC_LIBS="-lgc $libdl"
 851                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 852                 libmono_ldflags="$libmono_ldflags -lgc"
 853                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
 854
 855                 # AC_CHECK_FUNCS does not work for some reason...
 856                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 857                 if test "x$found_gcj_malloc" = "xyes"; then
 858                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
 859                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
 860                         gc_msg="System Boehm with typed GC"
 861                 else
 862                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
 863                         gc_msg="System Boehm (without typed GC)"
 864                 fi
 865                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 866                 if test "x$found_gc_enable" = "xyes"; then
 867                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
 868                 fi
 869
 870                 # check whether we need to explicitly allow
 871                 # thread registering
 872                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
 873                 if test "x$found_allow_register_threads" = "xyes"; then
 874                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
 875                 fi
 876
 877                 ;;
 878
 879         xincluded)
 880                 use_included_gc=yes
 881                 libgc_dir=libgc
 882
 883                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 884                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 885                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 886
 887                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
 888
 889                 gc_msg="bundled Boehm GC with typed GC"
 890                 if test x$enable_parallel_mark = xyes; then
 891                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
 892                         gc_msg="$gc_msg and parallel mark"
 893                 else
 894                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
 895                 fi
 896                 ;;
 897
 898         xsgen)
 899                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
 900                 ;;
 901
 902         xnone)
 903                 AC_MSG_WARN("Compiling mono without GC.")
 904                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
 905                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
 906                 ;;
 907         *)
 908                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 909                 ;;
 910 esac
 911
 912 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
 913 if test "x$large_heap" = "xyes"; then
 914    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
 915 fi
 916
 917 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 918 AC_SUBST(LIBGC_CFLAGS)
 919 AC_SUBST(LIBGC_LIBS)
 920 AC_SUBST(LIBGC_STATIC_LIBS)
 921 AC_SUBST(libgc_dir)
 922 AC_SUBST(BOEHM_DEFINES)
 923
 924 dnl
 925 dnl End of libgc checks
 926 dnl
 927
 928 dnl *************************************
 929 dnl *** Checks for zero length arrays ***
 930 dnl *************************************
 931 AC_MSG_CHECKING(whether $CC supports zero length arrays)
 932 AC_TRY_COMPILE([
 933         struct s {
 934                 int  length;
 935                 char data [0];
 936         };
 937 ], [], [
 938         AC_MSG_RESULT(yes)
 939         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
 940 ], [
 941         AC_MSG_RESULT(no)
 942         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
 943 ])
 944
 945 if test x$target_win32 = xno; then
 946
 947         dnl hires monotonic clock support
 948         AC_SEARCH_LIBS(clock_gettime, rt)
 949
 950         dnl dynamic loader support
 951         AC_CHECK_FUNC(dlopen, DL_LIB="",
 952                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
 953         )
 954         if test x$dl_support = xno; then
 955                 AC_MSG_WARN([No dynamic loading support available])
 956         else
 957                 LIBS="$LIBS $DL_LIB"
 958                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
 959                 dnl from glib's configure.in
 960                 AC_CACHE_CHECK([for preceeding underscore in symbols],
 961                         mono_cv_uscore,[
 962                         AC_TRY_RUN([#include <dlfcn.h>
 963                         int mono_underscore_test (void) { return 42; }
 964                         int main() {
 965                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
 966                           handle = dlopen ((void*)0, 0);
 967                           if (handle) {
 968                             f1 = dlsym (handle, "mono_underscore_test");
 969                             f2 = dlsym (handle, "_mono_underscore_test");
 970                           } return (!f2 || f1);
 971                         }],
 972                                 [mono_cv_uscore=yes],
 973                                 [mono_cv_uscore=no],
 974                         [])
 975                 ])
 976                 if test "x$mono_cv_uscore" = "xyes"; then
 977                         MONO_DL_NEED_USCORE=1
 978                 else
 979                         MONO_DL_NEED_USCORE=0
 980                 fi
 981                 AC_SUBST(MONO_DL_NEED_USCORE)
 982                 AC_CHECK_FUNC(dlerror)
 983         fi
 984
 985         dnl ******************************************************************
 986         dnl *** Checks for the IKVM JNI interface library                  ***
 987         dnl ******************************************************************
 988         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])
 989
 990         ikvm_native_dir=
 991         if test x$with_ikvm_native = xyes; then
 992                 ikvm_native_dir=ikvm-native
 993                 jdk_headers_found="IKVM Native"
 994         fi
 995
 996         AC_SUBST(ikvm_native_dir)
 997
 998         AC_CHECK_HEADERS(execinfo.h)
 999
1000         AC_CHECK_FUNCS(getgrgid_r)
1001         AC_CHECK_FUNCS(getgrnam_r)
1002         AC_CHECK_FUNCS(getpwnam_r)
1003         AC_CHECK_FUNCS(getpwuid_r)
1004         AC_CHECK_FUNCS(getresuid)
1005         AC_CHECK_FUNCS(setresuid)
1006         AC_CHECK_FUNCS(kqueue)
1007         AC_CHECK_FUNCS(backtrace_symbols)
1008         AC_CHECK_FUNCS(mkstemp)
1009         AC_CHECK_FUNCS(mmap)
1010         AC_CHECK_FUNCS(madvise)
1011         AC_CHECK_FUNCS(getrusage)
1012         AC_CHECK_FUNCS(getpriority)
1013         AC_CHECK_FUNCS(setpriority)
1014         AC_CHECK_FUNCS(dl_iterate_phdr)
1015         AC_CHECK_FUNCS(dladdr)
1016         AC_CHECK_FUNCS(sysconf)
1017
1018         AC_CHECK_FUNCS(sched_setaffinity)
1019         AC_CHECK_FUNCS(sched_getcpu)
1020
1021         dnl ****************************************************************
1022         dnl *** Check for sched_setaffinity from glibc versions before   ***
1023         dnl *** 2.3.4. The older versions of the function only take 2    ***
1024         dnl *** parameters, not 3.                                       ***
1025         dnl ***                                                          ***
1026         dnl *** Because the interface change was not made in a minor     ***
1027         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1028         dnl *** won't always indicate the interface sched_affinity has.  ***
1029         dnl ****************************************************************
1030         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1031         AC_TRY_COMPILE([#include <sched.h>], [
1032                 int main() {
1033             int mask = 1;
1034             sched_setaffinity(0, &mask);
1035         }
1036         ], [
1037                 # Yes, we have it...
1038                 AC_MSG_RESULT(yes)
1039                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1040         ], [
1041                 # We have the new, three-parameter version
1042                 AC_MSG_RESULT(no)
1043         ])
1044
1045
1046         dnl ******************************************************************
1047         dnl *** Check for large file support                               ***
1048         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1049         dnl ******************************************************************
1050
1051         # Check that off_t can represent 2**63 - 1 correctly, working around
1052         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1053         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1054         large_offt=no
1055         AC_DEFUN([LARGE_FILES], [
1056                 large_CPPFLAGS=$CPPFLAGS
1057                 CPPFLAGS="$CPPFLAGS $1"
1058                 AC_TRY_RUN([
1059                         #include <sys/types.h>
1060
1061                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
1062
1063                         int main(void) {
1064                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
1065                                                (BIG_OFF_T%2147483647==1));
1066                                 if(big_off_t) {
1067                                         exit(0);
1068                                 } else {
1069                                         exit(1);
1070                                 }
1071                         }
1072                 ], [
1073                         AC_MSG_RESULT(ok)
1074                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1075                         large_CPPFLAGS="$large_CPPFLAGS $1"
1076                         large_offt=yes
1077                 ], [
1078                         AC_MSG_RESULT(no)
1079                 ], "")
1080                 CPPFLAGS=$large_CPPFLAGS
1081         ])
1082
1083         AC_MSG_CHECKING(if off_t is 64 bits wide)
1084         LARGE_FILES("")
1085         if test $large_offt = no; then
1086                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1087                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1088         fi
1089         if test $large_offt = no; then
1090                 AC_MSG_WARN([No 64 bit file size support available])
1091         fi
1092
1093         dnl *****************************
1094         dnl *** Checks for libsocket  ***
1095         dnl *****************************
1096         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1097
1098         dnl *******************************
1099         dnl *** Checks for MSG_NOSIGNAL ***
1100         dnl *******************************
1101         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1102         AC_TRY_COMPILE([#include <sys/socket.h>], [
1103                 int f = MSG_NOSIGNAL;
1104         ], [
1105                 # Yes, we have it...
1106                 AC_MSG_RESULT(yes)
1107                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1108         ], [
1109                 # We'll have to use signals
1110                 AC_MSG_RESULT(no)
1111         ])
1112
1113         dnl *****************************
1114         dnl *** Checks for SOL_IP     ***
1115         dnl *****************************
1116         AC_MSG_CHECKING(for SOL_IP)
1117         AC_TRY_COMPILE([#include <netdb.h>], [
1118                 int level = SOL_IP;
1119         ], [
1120                 # Yes, we have it...
1121                 AC_MSG_RESULT(yes)
1122                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1123         ], [
1124                 # We'll have to use getprotobyname
1125                 AC_MSG_RESULT(no)
1126         ])
1127
1128         dnl *****************************
1129         dnl *** Checks for SOL_IPV6     ***
1130         dnl *****************************
1131         AC_MSG_CHECKING(for SOL_IPV6)
1132         AC_TRY_COMPILE([#include <netdb.h>], [
1133                 int level = SOL_IPV6;
1134         ], [
1135                 # Yes, we have it...
1136                 AC_MSG_RESULT(yes)
1137                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1138         ], [
1139                 # We'll have to use getprotobyname
1140                 AC_MSG_RESULT(no)
1141         ])
1142
1143         dnl *****************************
1144         dnl *** Checks for SOL_TCP    ***
1145         dnl *****************************
1146         AC_MSG_CHECKING(for SOL_TCP)
1147         AC_TRY_COMPILE([#include <netdb.h>], [
1148                 int level = SOL_TCP;
1149         ], [
1150                 # Yes, we have it...
1151                 AC_MSG_RESULT(yes)
1152                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1153         ], [
1154                 # We'll have to use getprotobyname
1155                 AC_MSG_RESULT(no)
1156         ])
1157
1158         dnl *****************************
1159         dnl *** Checks for IP_PKTINFO ***
1160         dnl *****************************
1161         AC_MSG_CHECKING(for IP_PKTINFO)
1162         AC_TRY_COMPILE([#include <netdb.h>], [
1163                 int level = IP_PKTINFO;
1164         ], [
1165                 # Yes, we have it...
1166                 AC_MSG_RESULT(yes)
1167                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1168         ], [
1169                 AC_MSG_RESULT(no)
1170         ])
1171
1172         dnl *****************************
1173         dnl *** Checks for IPV6_PKTINFO ***
1174         dnl *****************************
1175         AC_MSG_CHECKING(for IPV6_PKTINFO)
1176         AC_TRY_COMPILE([#include <netdb.h>], [
1177                 int level = IPV6_PKTINFO;
1178         ], [
1179                 # Yes, we have it...
1180                 AC_MSG_RESULT(yes)
1181                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1182         ], [
1183                 AC_MSG_RESULT(no)
1184         ])
1185
1186         dnl **********************************
1187         dnl *** Checks for IP_DONTFRAGMENT ***
1188         dnl **********************************
1189         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1190         AC_TRY_COMPILE([#include <netdb.h>], [
1191                 int level = IP_DONTFRAGMENT;
1192         ], [
1193                 # Yes, we have it...
1194                 AC_MSG_RESULT(yes)
1195                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1196         ], [
1197                 AC_MSG_RESULT(no)
1198         ])
1199
1200         dnl **********************************
1201         dnl *** Checks for IP_MTU_DISCOVER ***
1202         dnl **********************************
1203         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1204         AC_TRY_COMPILE([#include <netdb.h>], [
1205                 int level = IP_MTU_DISCOVER;
1206         ], [
1207                 # Yes, we have it...
1208                 AC_MSG_RESULT(yes)
1209                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1210         ], [
1211                 AC_MSG_RESULT(no)
1212         ])
1213
1214         dnl *********************************
1215         dnl *** Check for struct ip_mreqn ***
1216         dnl *********************************
1217         AC_MSG_CHECKING(for struct ip_mreqn)
1218         AC_TRY_COMPILE([#include <netinet/in.h>], [
1219                 struct ip_mreqn mreq;
1220                 mreq.imr_address.s_addr = 0;
1221         ], [
1222                 # Yes, we have it...
1223                 AC_MSG_RESULT(yes)
1224                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1225         ], [
1226                 # We'll just have to try and use struct ip_mreq
1227                 AC_MSG_RESULT(no)
1228                 AC_MSG_CHECKING(for struct ip_mreq)
1229                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1230                         struct ip_mreq mreq;
1231                         mreq.imr_interface.s_addr = 0;
1232                 ], [
1233                         # Yes, we have it...
1234                         AC_MSG_RESULT(yes)
1235                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1236                 ], [
1237                         # No multicast support
1238                         AC_MSG_RESULT(no)
1239                 ])
1240         ])
1241
1242         dnl **********************************
1243         dnl *** Check for gethostbyname2_r ***
1244         dnl **********************************
1245         AC_MSG_CHECKING(for gethostbyname2_r)
1246                 AC_TRY_LINK([#include <netdb.h>], [
1247                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1248         ], [
1249                 # Yes, we have it...
1250                 AC_MSG_RESULT(yes)
1251                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1252         ], [
1253                 AC_MSG_RESULT(no)
1254         ])
1255
1256         dnl *****************************
1257         dnl *** Checks for libnsl     ***
1258         dnl *****************************
1259         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1260
1261         AC_CHECK_FUNCS(inet_pton inet_aton)
1262
1263         dnl ***********************************************
1264         dnl *** Checks for size of sockaddr_un.sun_path ***
1265         dnl ***********************************************
1266         # AC_CHECK_SIZEOF can't cope with struct members :-(
1267         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1268         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1269                 [AC_TRY_RUN([
1270                         #include <sys/types.h>
1271                         #include <stdio.h>
1272                         #include <sys/un.h>
1273
1274                         int main(void) {
1275                                 struct sockaddr_un sock_un;
1276                                 FILE *f=fopen("conftestval", "w");
1277                                 if(!f) exit(1);
1278                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1279                                 exit(0);
1280                         }
1281                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1282                    mono_cv_sizeof_sunpath=0,
1283                    mono_cv_sizeof_sunpath=0)])dnl
1284         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1285         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1286
1287         dnl *****************************
1288         dnl *** Checks for libxnet    ***
1289         dnl *****************************
1290         case "${host}" in
1291                 *solaris* )
1292                         AC_MSG_CHECKING(for Solaris XPG4 support)
1293                         if test -f /usr/lib/libxnet.so; then
1294                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1295                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1296                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1297                                 LIBS="$LIBS -lxnet"
1298                                 AC_MSG_RESULT(yes)
1299                         else
1300                                 AC_MSG_RESULT(no)
1301                         fi
1302
1303                         if test "$GCC" = "yes"; then
1304                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1305                         fi
1306                 ;;
1307         esac
1308
1309         dnl *****************************
1310         dnl *** Checks for libpthread ***
1311         dnl *****************************
1312 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1313 # and libpthread does not exist
1314 #
1315         case "${host}" in
1316                 *-*-*freebsd*)
1317                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1318                 ;;
1319                 *-*-*openbsd*)
1320                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1321                 ;;
1322                 *)
1323                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1324                 ;;
1325         esac
1326         AC_CHECK_HEADERS(pthread.h)
1327         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1328         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1329         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1330         AC_TRY_COMPILE([ #include <pthread.h>], [
1331                 pthread_mutexattr_t attr;
1332                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1333         ], [
1334                 AC_MSG_RESULT(ok)
1335         ], [
1336                 AC_MSG_RESULT(no)
1337                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1338                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1339         ])
1340         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1341         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1342         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1343
1344         dnl ***********************************
1345         dnl *** Checks for signals
1346         dnl ***********************************
1347         AC_CHECK_HEADERS(signal.h)
1348         AC_CHECK_FUNCS(sigaction)
1349
1350         dnl ***********************************
1351         dnl *** Checks for working __thread ***
1352         dnl ***********************************
1353         AC_MSG_CHECKING(for working __thread)
1354         if test "x$with_tls" != "x__thread"; then
1355                 AC_MSG_RESULT(disabled)
1356         else
1357                 AC_TRY_RUN([
1358                         #include <pthread.h>
1359                         __thread int i;
1360                         static int res1, res2;
1361
1362                         void thread_main (void *arg)
1363                         {
1364                                 i = arg;
1365                                 sleep (1);
1366                                 if (arg == 1)
1367                                         res1 = (i == arg);
1368                                 else
1369                                         res2 = (i == arg);
1370                         }
1371
1372                         int main () {
1373                                 pthread_t t1, t2;
1374
1375                                 i = 5;
1376
1377                                 pthread_create (&t1, NULL, thread_main, 1);
1378                                 pthread_create (&t2, NULL, thread_main, 2);
1379
1380                                 pthread_join (t1, NULL);
1381                                 pthread_join (t2, NULL);
1382
1383                                 return !(res1 + res2 == 2);
1384                         }
1385                 ], [
1386                                 AC_MSG_RESULT(yes)
1387                 ], [
1388                                 AC_MSG_RESULT(no)
1389                                 with_tls=pthread
1390                 ])
1391         fi
1392
1393         dnl **************************************
1394         dnl *** Checks for working sigaltstack ***
1395         dnl **************************************
1396         AC_MSG_CHECKING(for working sigaltstack)
1397         if test "x$with_sigaltstack" != "xyes"; then
1398                 AC_MSG_RESULT(disabled)
1399         else
1400                 AC_TRY_RUN([
1401                         #include <stdio.h>
1402                         #include <stdlib.h>
1403                         #include <unistd.h>
1404                         #include <signal.h>
1405                         #include <pthread.h>
1406                         #include <sys/wait.h>
1407                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1408                         #define SA_STACK SA_ONSTACK
1409                         #endif
1410                         static void
1411                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1412                         {
1413                                 exit (0);
1414                         }
1415
1416                         static void *
1417                         loop (void *ignored)
1418                         {
1419                                 char *ptr = NULL;
1420
1421                                 *ptr = 0;
1422                                 return NULL;
1423                         }
1424
1425                         static void
1426                         child ()
1427                         {
1428                                 struct sigaction sa;
1429                                 struct sigaltstack sas;
1430                                 pthread_t id;
1431                                 pthread_attr_t attr;
1432
1433                                 sa.sa_sigaction = sigsegv_signal_handler;
1434                                 sigemptyset (&sa.sa_mask);
1435                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1436                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1437                                         perror ("sigaction");
1438                                         return;
1439                                 }
1440
1441                                 sas.ss_sp = malloc (SIGSTKSZ);
1442                                 sas.ss_size = SIGSTKSZ;
1443                                 sas.ss_flags = 0;
1444                                 if (sigaltstack (&sas, NULL) == -1) {
1445                                         perror ("sigaltstack");
1446                                         return;
1447                                 }
1448
1449                                 pthread_attr_init (&attr);
1450                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1451                                         printf ("pthread_create\n");
1452                                         return;
1453                                 }
1454
1455                                 sleep (100);
1456                         }
1457
1458                         int
1459                         main ()
1460                         {
1461                                 pid_t son;
1462                                 int status;
1463                                 int i;
1464
1465                                 son = fork ();
1466                                 if (son == -1) {
1467                                         return 1;
1468                                 }
1469
1470                                 if (son == 0) {
1471                                         child ();
1472                                         return 0;
1473                                 }
1474
1475                                 for (i = 0; i < 3; ++i) {
1476                                         sleep (1);
1477                                         waitpid (son, &status, WNOHANG);
1478                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1479                                                 return 0;
1480                                 }
1481
1482                                 kill (son, SIGKILL);
1483                                 return 1;
1484                         }
1485
1486                 ], [
1487                                 AC_MSG_RESULT(yes)
1488                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1489                 ], [
1490                                 with_sigaltstack=no
1491                                 AC_MSG_RESULT(no)
1492                 ])
1493         fi
1494
1495         dnl ********************************
1496         dnl *** Checks for semaphore lib ***
1497         dnl ********************************
1498         # 'Real Time' functions on Solaris
1499         # posix4 on Solaris 2.6
1500         # pthread (first!) on Linux
1501         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1502
1503         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1504         AC_CHECK_FUNCS(shm_open)
1505
1506         dnl ********************************
1507         dnl *** Checks for timezone stuff **
1508         dnl ********************************
1509         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1510                 AC_TRY_COMPILE([
1511                         #include <time.h>
1512                         ], [
1513                         struct tm tm;
1514                         tm.tm_gmtoff = 1;
1515                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1516         if test $ac_cv_struct_tm_gmtoff = yes; then
1517                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1518         else
1519                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1520                         AC_TRY_COMPILE([
1521                                 #include <time.h>
1522                         ], [
1523                                 timezone = 1;
1524                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1525                 if test $ac_cv_var_timezone = yes; then
1526                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1527                 else
1528                         AC_ERROR(unable to find a way to determine timezone)
1529                 fi
1530         fi
1531
1532         dnl *********************************
1533         dnl *** Checks for math functions ***
1534         dnl *********************************
1535         AC_SEARCH_LIBS(sqrtf, m)
1536         if test "x$has_broken_apple_cpp" != "xyes"; then
1537                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1538                         AC_TRY_LINK([#include <math.h>],
1539                         [ finite(0.0); ],
1540                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1541                         AC_MSG_RESULT(no)))
1542         fi
1543         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1544                 AC_TRY_LINK([#include <math.h>],
1545                 [ isfinite(0.0); ],
1546                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1547                 AC_MSG_RESULT(no)))
1548
1549         dnl ****************************************************************
1550         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1551         dnl *** have it in the library (duh))                            ***
1552         dnl ****************************************************************
1553         AC_CHECK_FUNCS(poll)
1554
1555         dnl *************************
1556         dnl *** Check for signbit ***
1557         dnl *************************
1558         AC_MSG_CHECKING(for signbit)
1559         AC_TRY_LINK([#include <math.h>], [
1560                 int s = signbit(1.0);
1561         ], [
1562                 AC_MSG_RESULT(yes)
1563                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1564         ], [
1565                 AC_MSG_RESULT(no)
1566         ])
1567
1568         dnl **********************************
1569         dnl *** epoll                      ***
1570         dnl **********************************
1571         AC_CHECK_HEADERS(sys/epoll.h)
1572         haveepoll=no
1573         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1574         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1575                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1576         fi
1577
1578         havekqueue=no
1579         AC_CHECK_FUNCS(kqueue, , AC_MSG_CHECKING(for kqueue in sys/event.h)
1580                 AC_TRY_LINK([#include <sys/event.h>],
1581                 [ kqueue(); ],
1582                 AC_DEFINE(HAVE_KQUEUE, 1, [Have kqueue]) AC_MSG_RESULT(yes),
1583                 AC_MSG_RESULT(no)))
1584         dnl ******************************
1585         dnl *** Checks for SIOCGIFCONF ***
1586         dnl ******************************
1587         AC_CHECK_HEADERS(sys/ioctl.h)
1588         AC_CHECK_HEADERS(net/if.h, [], [],
1589            [
1590            #ifdef HAVE_SYS_TYPES_H
1591            # include <sys/types.h>
1592            #endif
1593            #ifdef HAVE_SYS_SOCKET_H
1594            # include <sys/socket.h>
1595            #endif
1596            ])
1597         AC_MSG_CHECKING(for ifreq)
1598         AC_TRY_COMPILE([
1599                 #include <stdio.h>
1600                 #include <sys/ioctl.h>
1601                 #include <net/if.h>
1602                 ], [
1603                 struct ifconf ifc;
1604                 struct ifreq *ifr;
1605                 void *x;
1606                 ifc.ifc_len = 0;
1607                 ifc.ifc_buf = NULL;
1608                 x = (void *) &ifr->ifr_addr;
1609                 ],[
1610                         AC_MSG_RESULT(yes)
1611                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1612                 ], [
1613                         AC_MSG_RESULT(no)
1614                 ])
1615         dnl **********************************
1616         dnl ***     Checks for sin_len     ***
1617         dnl **********************************
1618         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1619         AC_TRY_COMPILE([
1620                 #include <netinet/in.h>
1621                 ], [
1622                 struct sockaddr_in saddr;
1623                 saddr.sin_len = sizeof (saddr);
1624                 ],[
1625                         AC_MSG_RESULT(yes)
1626                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1627                 ], [
1628                         AC_MSG_RESULT(no)
1629                 ])
1630         dnl **********************************
1631         dnl ***    Checks for sin6_len     ***
1632         dnl **********************************
1633         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1634         AC_TRY_COMPILE([
1635                 #include <netinet/in.h>
1636                 ], [
1637                 struct sockaddr_in6 saddr6;
1638                 saddr6.sin6_len = sizeof (saddr6);
1639                 ],[
1640                         AC_MSG_RESULT(yes)
1641                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1642                 ], [
1643                         AC_MSG_RESULT(no)
1644                 ])
1645         dnl **********************************
1646         dnl *** Checks for MonoPosixHelper ***
1647         dnl **********************************
1648         AC_CHECK_HEADERS(checklist.h)
1649         AC_CHECK_HEADERS(pathconf.h)
1650         AC_CHECK_HEADERS(fstab.h)
1651         AC_CHECK_HEADERS(attr/xattr.h)
1652         AC_CHECK_HEADERS(sys/extattr.h)
1653         AC_CHECK_HEADERS(sys/sendfile.h)
1654         AC_CHECK_HEADERS(sys/statvfs.h)
1655         AC_CHECK_HEADERS(sys/statfs.h)
1656         AC_CHECK_HEADERS(sys/vfstab.h)
1657         AC_CHECK_HEADERS(sys/xattr.h)
1658         AC_CHECK_HEADERS(sys/mman.h)
1659         AC_CHECK_HEADERS(sys/param.h)
1660         AC_CHECK_HEADERS(sys/mount.h, [], [],
1661                 [
1662                 #ifdef HAVE_SYS_PARAM_H
1663                 # include <sys/param.h>
1664                 #endif
1665                 ])
1666         AC_CHECK_HEADERS(sys/mount.h)
1667         AC_CHECK_FUNCS(confstr)
1668         AC_CHECK_FUNCS(seekdir telldir)
1669         AC_CHECK_FUNCS(getdomainname)
1670         AC_CHECK_FUNCS(setdomainname)
1671         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1672         AC_CHECK_FUNCS(setgroups)
1673         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1674         AC_CHECK_FUNCS(getfsstat)
1675         AC_CHECK_FUNCS(lutimes futimes)
1676         AC_CHECK_FUNCS(mremap)
1677         AC_CHECK_FUNCS(remap_file_pages)
1678         AC_CHECK_FUNCS(posix_fadvise)
1679         AC_CHECK_FUNCS(posix_fallocate)
1680         AC_CHECK_FUNCS(posix_madvise)
1681         AC_CHECK_FUNCS(vsnprintf)
1682         AC_CHECK_FUNCS(sendfile)
1683         AC_CHECK_FUNCS(gethostid sethostid)
1684         AC_CHECK_FUNCS(sethostname)
1685         AC_CHECK_FUNCS(statfs)
1686         AC_CHECK_FUNCS(fstatfs)
1687         AC_CHECK_FUNCS(statvfs)
1688         AC_CHECK_FUNCS(fstatvfs)
1689         AC_CHECK_FUNCS(stime)
1690         AC_CHECK_FUNCS(strerror_r)
1691         AC_CHECK_FUNCS(ttyname_r)
1692         AC_CHECK_FUNCS(psignal)
1693         AC_CHECK_FUNCS(getlogin_r)
1694         AC_CHECK_FUNCS(lockf)
1695         AC_CHECK_FUNCS(swab)
1696         AC_CHECK_FUNCS(setusershell endusershell)
1697         AC_CHECK_SIZEOF(size_t)
1698         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
1699                 [#include <sys/types.h>
1700                  #include <sys/stat.h>
1701                  #include <unistd.h>])
1702         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1703                 [#include <sys/types.h>
1704                  #include <sys/stat.h>
1705                  #include <unistd.h>])
1706         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1707                 [#include <sys/time.h>])
1708         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1709                 [#include <unistd.h>
1710                  #include <fcntl.h>])
1711         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1712                 [#include <sys/poll.h>])
1713         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1714                 [#include <sys/types.h>
1715                  #include <sys/stat.h>
1716                  #include <unistd.h>])
1717         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1718                 [#include <time.h>])
1719         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1720                 [#include <sys/time.h>
1721                  #include <sys/types.h>
1722                  #include <utime.h>])
1723         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1724                 [#include <sys/time.h>])
1725         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1726                 [#include <sys/types.h>
1727                  #include <utime.h>])
1728         AC_CHECK_MEMBERS(
1729                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1730                 [#include <sys/types.h>
1731                  #include <dirent.h>])
1732         AC_CHECK_MEMBERS(
1733                 [struct passwd.pw_gecos],,,
1734                 [#include <sys/types.h>
1735                  #include <pwd.h>])
1736         AC_CHECK_MEMBERS(
1737                 [struct statfs.f_flags],,,
1738                 [#include <sys/types.h>
1739                  #include <sys/vfs.h>])
1740
1741         dnl Favour xattr through glibc, but use libattr if we have to
1742         AC_CHECK_FUNC(lsetxattr, ,
1743                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1744         )
1745         AC_SUBST(XATTR_LIB)
1746
1747         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1748         AC_CHECK_MEMBERS(
1749                 [struct kinfo_proc.kp_proc],,,
1750                 [#include <sys/types.h>
1751                  #include <sys/param.h>
1752                  #include <sys/sysctl.h>
1753                  #include <sys/proc.h>
1754                  ])
1755
1756         dnl *********************************
1757         dnl *** Checks for Windows compilation ***
1758         dnl *********************************
1759         AC_CHECK_HEADERS(sys/time.h)
1760         AC_CHECK_HEADERS(sys/param.h)
1761         AC_CHECK_HEADERS(dirent.h)
1762
1763         dnl *********************************
1764         dnl *** Check for Console 2.0 I/O ***
1765         dnl *********************************
1766         AC_CHECK_HEADERS([curses.h])
1767         AC_CHECK_HEADERS([term.h], [], [],
1768         [#if HAVE_CURSES_H
1769          #include <curses.h>
1770          #endif
1771         ])
1772         AC_CHECK_HEADERS([termios.h])
1773
1774         dnl * This is provided in io-layer, but on windows it's only available
1775         dnl * on xp+
1776         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1777 else
1778         dnl *********************************
1779         dnl *** Checks for Windows compilation ***
1780         dnl *********************************
1781         AC_CHECK_HEADERS(winternl.h)
1782
1783         jdk_headers_found=no
1784         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1785         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1786         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1787         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1788         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1789         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1790         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1791
1792         dnl *********************************
1793         dnl *** Check for struct ip_mreqn ***
1794         dnl *********************************
1795         AC_MSG_CHECKING(for struct ip_mreqn)
1796         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1797                 struct ip_mreqn mreq;
1798                 mreq.imr_address.s_addr = 0;
1799         ], [
1800                 # Yes, we have it...
1801                 AC_MSG_RESULT(yes)
1802                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1803         ], [
1804                 # We'll just have to try and use struct ip_mreq
1805                 AC_MSG_RESULT(no)
1806                 AC_MSG_CHECKING(for struct ip_mreq)
1807                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1808                         struct ip_mreq mreq;
1809                         mreq.imr_interface.s_addr = 0;
1810                 ], [
1811                         # Yes, we have it...
1812                         AC_MSG_RESULT(yes)
1813                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1814                 ], [
1815                         # No multicast support
1816                         AC_MSG_RESULT(no)
1817                 ])
1818         ])
1819         AC_CHECK_FUNCS(GetProcessId)
1820 fi
1821
1822 dnl socklen_t check
1823 AC_MSG_CHECKING(for socklen_t)
1824 AC_TRY_COMPILE([
1825 #include <sys/types.h>
1826 #include <sys/socket.h>
1827 ],[
1828   socklen_t foo;
1829 ],[
1830 ac_cv_c_socklen_t=yes
1831         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1832         AC_MSG_RESULT(yes)
1833 ],[
1834         AC_MSG_RESULT(no)
1835 ])
1836
1837 AC_MSG_CHECKING(for array element initializer support)
1838 AC_TRY_COMPILE([#include <sys/socket.h>], [
1839         const int array[] = {[1] = 2,};
1840 ], [
1841         # Yes, we have it...
1842         AC_MSG_RESULT(yes)
1843         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1844 ], [
1845         # We'll have to use signals
1846         AC_MSG_RESULT(no)
1847 ])
1848
1849 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1850         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1851         AC_TRY_LINK([#include <math.h>],
1852         [ static void *p = &trunc; ],
1853         [
1854                 AC_DEFINE(HAVE_TRUNC)
1855                 AC_MSG_RESULT(yes)
1856                 ac_cv_trunc=yes
1857         ],
1858         AC_MSG_RESULT(no)))
1859
1860 if test "x$ac_cv_truncl" != "xyes"; then
1861    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1862 fi
1863
1864 AC_CHECK_FUNCS(round)
1865 AC_CHECK_FUNCS(rint)
1866 AC_CHECK_FUNCS(execvp)
1867
1868 dnl ****************************
1869 dnl *** Look for /dev/random ***
1870 dnl ****************************
1871
1872 AC_MSG_CHECKING([if usage of random device is requested])
1873 AC_ARG_ENABLE(dev-random,
1874 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1875 try_dev_random=$enableval, try_dev_random=yes)
1876
1877 AC_MSG_RESULT($try_dev_random)
1878
1879 case "{$build}" in
1880     *-openbsd*)
1881     NAME_DEV_RANDOM="/dev/srandom"
1882     ;;
1883
1884 dnl Win32 does not have /dev/random, they have their own method...
1885
1886     *-mingw*|*-*-cygwin*)
1887     ac_cv_have_dev_random=no
1888     ;;
1889
1890 dnl Everywhere else, it's /dev/random
1891
1892     *)
1893     NAME_DEV_RANDOM="/dev/random"
1894     ;;
1895 esac
1896
1897 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1898
1899 dnl Now check if the device actually exists
1900
1901 if test "x$try_dev_random" = "xyes"; then
1902     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1903     [if test -r "$NAME_DEV_RANDOM" ; then
1904         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1905     if test "x$ac_cv_have_dev_random" = "xyes"; then
1906         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1907     fi
1908 else
1909     AC_MSG_CHECKING(for random device)
1910     ac_cv_have_dev_random=no
1911     AC_MSG_RESULT(has been disabled)
1912 fi
1913
1914 if test "x$host_win32" = "xyes"; then
1915     AC_DEFINE(HAVE_CRYPT_RNG)
1916 fi
1917
1918 if test "x$ac_cv_have_dev_random" = "xno" \
1919     && test "x$host_win32" = "xno"; then
1920     AC_MSG_WARN([[
1921 ***
1922 *** A system-provided entropy source was not found on this system.
1923 *** Because of this, the System.Security.Cryptography random number generator
1924 *** will throw a NotImplemented exception.
1925 ***
1926 *** If you are seeing this message, and you know your system DOES have an
1927 *** entropy collection in place, please contact <crichton@gimp.org> and
1928 *** provide information about the system and how to access the random device.
1929 ***
1930 *** Otherwise you can install either egd or prngd and set the environment
1931 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1932 ***]])
1933 fi
1934
1935 AC_MSG_CHECKING([if inter-process shared handles are requested])
1936 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1937 AC_MSG_RESULT($try_shared_handles)
1938 if test "x$try_shared_handles" != "xyes"; then
1939         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1940         AC_SUBST(DISABLE_SHARED_HANDLES)
1941 fi
1942
1943 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1944 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1945
1946 AC_MSG_CHECKING([if big-arrays are to be enabled])
1947 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1948 if test "x$enable_big_arrays" = "xyes" ; then
1949     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1950         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1951     else
1952         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1953     fi
1954 fi
1955 AC_MSG_RESULT($enable_big_arrays)
1956
1957 dnl **************
1958 dnl *** DTRACE ***
1959 dnl **************
1960
1961 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1962
1963 if test "x$enable_dtrace" = "xyes"; then
1964    if test "x$has_dtrace" = "xno"; then
1965           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1966    fi
1967    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1968    if test "x$DTRACE" = "xno"; then
1969           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1970           enable_dtrace=no
1971    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1972           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1973           enable_dtrace=no
1974    fi
1975 fi
1976
1977 dtrace_g=no
1978 if test "x$enable_dtrace" = "xyes"; then
1979         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1980         DTRACEFLAGS=
1981         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1982                 case "$host" in
1983                         powerpc-*-darwin*)
1984                         DTRACEFLAGS="-arch ppc64"
1985                         ;;
1986                         i*86-*-darwin*)
1987                         DTRACEFLAGS="-arch x86_64"
1988                         ;;
1989                         *)
1990                         DTRACEFLAGS=-64
1991                         ;;
1992                 esac
1993         else
1994                 case "$host" in
1995                         powerpc-*-darwin*)
1996                         DTRACEFLAGS="-arch ppc"
1997                         ;;
1998                         i*86-*-darwin*)
1999                         DTRACEFLAGS="-arch i386"
2000                         ;;
2001                         *)
2002                         DTRACEFLAGS=-32
2003                         ;;
2004                 esac
2005         fi
2006         AC_SUBST(DTRACEFLAGS)
2007         case "$host" in
2008                 *-*-solaris*)
2009                 dtrace_g=yes
2010                 ;;
2011         esac
2012         AC_CHECK_HEADERS([sys/sdt.h])
2013 fi
2014 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2015 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2016
2017 dnl **************
2018 dnl ***  NaCl  ***
2019 dnl **************
2020
2021 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2022 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2023
2024 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2025 if test "x$enable_nacl_codegen" = "xyes"; then
2026    MONO_NACL_ALIGN_MASK_OFF=1
2027    CPPFLAGS="$CPPFLAGS -D__native_client_codegen__"
2028    AC_DEFINE(TARGET_NACL, 1, [...])
2029 else
2030    MONO_NACL_ALIGN_MASK_OFF=0
2031    CPPFLAGS="$CPPFLAGS -D__default_codegen__"
2032 fi
2033 if test "x$enable_nacl_gc" = "xyes"; then
2034    CPPFLAGS="$CPPFLAGS -finstrument-for-thread-suspension -D__native_client_gc__"
2035 fi
2036 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2037
2038 dnl **************
2039 dnl ***  LLVM  ***
2040 dnl **************
2041
2042 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2043 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2044
2045 if test "x$enable_llvm" = "xyes"; then
2046    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2047    if test "x$LLVM_CONFIG" = "xno"; then
2048           AC_MSG_ERROR([llvm-config not found.])
2049    fi
2050
2051    # The output of --cflags seems to include optimizations flags too
2052    LLVM_CFLAGS=`$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'`
2053    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2054    # from LLVM classes.
2055    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2056    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2057    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
2058    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
2059
2060    # Should be something like '2.6' or '2.7svn'
2061    llvm_version=`$LLVM_CONFIG --version`
2062    major_version=`echo $llvm_version | cut -c 1`
2063    minor_version=`echo $llvm_version | cut -c 3`
2064    AC_MSG_CHECKING(LLVM version)
2065    AC_MSG_RESULT($llvm_version)
2066    if echo $llvm_version | grep -q 'mono'; then
2067           AC_DEFINE(LLVM_MONO_BRANCH, 1, [Whenever we are using the mono branch of LLVM])
2068           LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MONO_BRANCH"
2069    else
2070           AC_MSG_ERROR([Compiling with stock LLVM is not supported, please use the Mono LLVM repo at https://github.com/mono/llvm, with the GIT branch which matches this version of mono, i.e. 'mono-2-10' for Mono 2.10.])
2071    fi
2072
2073    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2074    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2075    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2076
2077    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2078    # llvm's config.h
2079    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2080
2081    AC_SUBST(LLVM_CFLAGS)
2082    AC_SUBST(LLVM_CXXFLAGS)
2083    AC_SUBST(LLVM_LIBS)
2084    AC_SUBST(LLVM_LDFLAGS)
2085    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2086 fi
2087
2088 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2089 if test "x$enable_loadedllvm" = "xyes"; then
2090    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2091 fi
2092 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2093
2094 TARGET="unknown"
2095 ACCESS_UNALIGNED="yes"
2096
2097 JIT_SUPPORTED=no
2098 INTERP_SUPPORTED=no
2099 LIBC="libc.so.6"
2100 INTL="libc.so.6"
2101 SQLITE="libsqlite.so.0"
2102 SQLITE3="libsqlite3.so.0"
2103 X11="libX11.so"
2104
2105 sizeof_register="SIZEOF_VOID_P"
2106
2107 jit_wanted=true
2108 interp_wanted=false
2109 sgen_supported=false
2110 case "$host" in
2111 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
2112 #               TARGET=MIPS;
2113 #               ACCESS_UNALIGNED="no"
2114 #               ;;
2115         mips*)
2116                 TARGET=MIPS;
2117                 arch_target=mips;
2118                 ACCESS_UNALIGNED="no"
2119                 JIT_SUPPORTED=yes
2120
2121                 AC_MSG_CHECKING(for mips n32)
2122                 AC_TRY_COMPILE([], [
2123                 void main () {
2124                 #if _MIPS_SIM != _ABIN32
2125                 #error Not mips n32
2126                 #endif
2127                 }
2128                 ],[
2129                 AC_MSG_RESULT(yes)
2130                 sizeof_register=8
2131                 ],[
2132                 AC_MSG_RESULT(no)
2133                 ])
2134                 ;;
2135         i*86-*-*)
2136                 TARGET=X86;
2137                 arch_target=x86;
2138                 JIT_SUPPORTED=yes
2139                 case $host_os in
2140                   solaris*)
2141                         LIBC="libc.so"
2142                         INTL="libintl.so"
2143                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2144                                 TARGET=AMD64
2145                                 arch_target=amd64
2146                         fi
2147
2148                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2149                         # int astruct __attribute__ ((visibility ("hidden")));
2150                         # void foo ()
2151                         # {
2152                         #       void *p = &astruct;
2153                         # }
2154                         # gcc -fPIC --shared -o libfoo.so foo.c
2155                         # yields:
2156                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2157                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2158                         have_visibility_hidden=no
2159                         sgen_supported=true
2160                         ;;
2161                   cygwin*)
2162                         have_visibility_hidden=no
2163                         ;;
2164                   haiku*)
2165                         LIBC=libroot.so
2166                         ;;
2167                   linux*)
2168                         sgen_supported=true
2169                         AOT_SUPPORTED="yes"
2170                         ;;
2171                   darwin*|openbsd*|freebsd*)
2172                         sgen_supported=true
2173                         ;;
2174                 esac
2175                 ;;
2176         x86_64-*-* | amd64-*-*)
2177                 TARGET=AMD64;
2178                 arch_target=amd64;
2179                 JIT_SUPPORTED=yes
2180                 case $host_os in
2181                   linux*)
2182                         sgen_supported=true
2183                         AOT_SUPPORTED="yes"
2184                         ;;
2185                   darwin*|openbsd*|freebsd*)
2186                         sgen_supported=true
2187                         ;;
2188                 esac
2189                 case "$host" in
2190                         x86_64-*-nacl*)
2191                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2192                                 sizeof_register=8
2193                                 ;;
2194                 esac
2195                 ;;
2196         ia64-*-*)
2197                 TARGET=IA64
2198                 arch_target=ia64
2199                 ACCESS_UNALIGNED="no"
2200                 JIT_SUPPORTED=yes
2201                 LIBC="libc.so.6.1"
2202                 INTL="libc.so.6.1"
2203                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2204                 libmono_ldflags="-lunwind"
2205                 ;;
2206         sparc*-*-*)
2207                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2208                    TARGET=SPARC64
2209                 else
2210                         TARGET=SPARC
2211                 fi
2212                 arch_target=sparc;
2213                 JIT_SUPPORTED=yes
2214                 ACCESS_UNALIGNED="no"
2215                 case $host_os in
2216                   linux*) ;;
2217                   *)
2218                         LIBC="libc.so"
2219                         INTL="libintl.so"
2220                 esac
2221                 if test x"$GCC" = xyes; then
2222                         # We don't support v8 cpus
2223                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2224                 fi
2225                 if test x"$AR" = xfalse; then
2226                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2227                 fi
2228                 sgen_supported=true
2229                 ;;
2230        alpha*-*-linux* | alpha*-*-osf*)
2231                 TARGET=ALPHA;
2232                 ACCESS_UNALIGNED="no"
2233                 JIT_SUPPORTED=yes
2234                 arch_target=alpha;
2235                 CFLAGS="$CFLAGS -mieee -O0"
2236                 case $host_os in
2237                   linux*)
2238                         LIBC="libc.so.6.1"
2239                         INTL="libc.so.6.1"
2240                 esac
2241                ;;
2242         *-mingw*|*-*-cygwin*)
2243                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2244                 have_visibility_hidden=no
2245                 INTL="intl"
2246                 ;;
2247         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2248                 TARGET=HPPA;
2249                 arch_target=hppa;
2250                 LIBC="libc.sl"
2251                 ACCESS_UNALIGNED="no"
2252                 INTERP_SUPPORTED=yes
2253                 interp_wanted=true
2254                 ;;
2255         hppa*linux*)
2256                 TARGET=HPPA;
2257                 arch_target=hppa;
2258                 ACCESS_UNALIGNED="no"
2259                 JIT_SUPPORTED=yes
2260                 ;;
2261         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2262         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2263                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2264                         TARGET=POWERPC64;
2265                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2266                         CFLAGS="$CFLAGS -mminimal-toc"
2267                 else
2268                         TARGET=POWERPC;
2269                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2270                 fi
2271                 arch_target=ppc;
2272                 JIT_SUPPORTED=yes
2273                 case $host_os in
2274                   linux*|darwin*)
2275                         sgen_supported=true
2276                         ;;
2277                 esac
2278                 ;;
2279         arm*-darwin*)
2280                 TARGET=ARM;
2281                 arch_target=arm;
2282                 ACCESS_UNALIGNED="no"
2283                 JIT_SUPPORTED=yes
2284                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__ -DHAVE_ARMV6=1"
2285                 # libgc's gc_locks.h depends on this
2286             NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2287                 sgen_supported=true
2288                 ;;
2289         arm*-linux*)
2290                 TARGET=ARM;
2291                 arch_target=arm;
2292                 ACCESS_UNALIGNED="no"
2293                 JIT_SUPPORTED=yes
2294                 sgen_supported=true
2295                 AOT_SUPPORTED="yes"
2296                 ;;
2297         s390-*-linux*)
2298                 TARGET=S390;
2299                 arch_target=s390;
2300                 ACCESS_UNALIGNED="yes"
2301                 JIT_SUPPORTED=yes
2302                 sgen_supported=true
2303                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2304                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2305                 ;;
2306         s390x-*-linux*)
2307                 TARGET=S390x;
2308                 arch_target=s390x;
2309                 ACCESS_UNALIGNED="yes"
2310                 JIT_SUPPORTED=yes
2311                 sgen_supported=true
2312                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2313                 ;;
2314 esac
2315
2316 if test "x$host" != "x$target"; then
2317    case "$target" in
2318    powerpc64-ps3-linux-gnu)
2319                 TARGET=POWERPC64
2320                 arch_target=powerpc64
2321                 AC_DEFINE(TARGET_PS3, 1, [...])
2322                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2323                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2324                 # uses this define
2325                 AC_DEFINE(__mono_ppc64__, 1, [...])
2326                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2327                 sizeof_register=8
2328                 target_byte_order=G_BIG_ENDIAN
2329                 ;;
2330
2331    powerpc64-xbox360-linux-gnu)
2332                 TARGET=POWERPC64
2333                 arch_target=powerpc64
2334                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2335                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2336                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2337                 # uses this define
2338                 sizeof_register=8
2339                 target_byte_order=G_BIG_ENDIAN
2340                 ;;
2341    x86_64-*-nacl)
2342                 TARGET=AMD64
2343                 arch_target=amd64
2344                 AC_DEFINE(TARGET_AMD64, 1, [...])
2345                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2346                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2347                 sizeof_register=8
2348                 ;;
2349    armv7l-unknown-linux-gnueabi*)
2350                 # TEGRA
2351                 TARGET=ARM;
2352                 arch_target=arm;
2353                 ACCESS_UNALIGNED="no"
2354                 JIT_SUPPORTED=yes
2355                 CPPFLAGS="$CPPFLAGS -DARM_FPU_VFP=1 -D__ARM_EABI__"
2356                 jit_wanted=true
2357                 # Can't use tls, since it depends on the runtime detection of tls offsets
2358                 # in mono-compiler.h
2359                 with_tls=pthread
2360                 ;;
2361    armv5tel-unknown-linux-gnueabi*)
2362                 TARGET=ARM;
2363                 arch_target=arm;
2364                 ACCESS_UNALIGNED="no"
2365                 JIT_SUPPORTED=yes
2366                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2367                 jit_wanted=true
2368                 # Can't use tls, since it depends on the runtime detection of tls offsets
2369                 # in mono-compiler.h
2370                 with_tls=pthread
2371                 ;;
2372         *)
2373                 AC_MSG_WARN([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2374         esac
2375 fi
2376
2377 # FIXME: Define the others as well
2378 case "$TARGET" in
2379 X86)
2380         AC_DEFINE(TARGET_X86, 1, [...])
2381         ;;
2382 AMD64)
2383         AC_DEFINE(TARGET_AMD64, 1, [...])
2384         ;;
2385 ARM)
2386         AC_DEFINE(TARGET_ARM, 1, [...])
2387         ;;
2388 POWERPC)
2389         AC_DEFINE(TARGET_POWERPC, 1, [...])
2390         ;;
2391 POWERPC64)
2392         AC_DEFINE(TARGET_POWERPC, 1, [...])
2393         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2394         ;;
2395 S390x)
2396         AC_DEFINE(TARGET_S390X, 1, [...])
2397         ;;
2398 esac
2399
2400 if test "x$sizeof_register" = "x4"; then
2401    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2402 elif test "x$sizeof_register" = "x8"; then
2403    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2404 else
2405    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2406 fi
2407
2408 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2409    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2410 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2411    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2412 else
2413    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2414 fi
2415
2416 if test "x$have_visibility_hidden" = "xyes"; then
2417    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2418 fi
2419
2420 if test "x$have_deprecated" = "xyes"; then
2421    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2422 fi
2423
2424 dnl
2425 dnl Simple Generational checks (sgen)
2426 dnl
2427 if $sgen_supported; then
2428    build_sgen_default=yes
2429 else
2430    build_sgen_default=no
2431 fi
2432 SGEN_DEFINES=
2433 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2434 if test x$buildsgen = xyes; then
2435    if $sgen_supported; then
2436        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR -DHAVE_WRITE_BARRIERS"
2437        gc_msg="sgen and $gc_msg"
2438    else
2439        buildsgen=no
2440        AC_MSG_WARN("Sgen is not supported on this platform")
2441    fi
2442 fi
2443 AC_SUBST(SGEN_DEFINES)
2444 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2445
2446 USEJIT=false
2447 if test x$JIT_SUPPORTED = xyes; then
2448    if $jit_wanted; then
2449       USEJIT=true
2450       jit_status="Building and using the JIT"
2451    else
2452       if $interp_wanted; then
2453          jit_status="Building the JIT, defaulting to the interpreter"
2454       else
2455          AC_ERROR(No JIT or interpreter support available or selected.)
2456       fi
2457    fi
2458 else
2459    if test x$interp_wanted = xtrue; then
2460       jit_status="interpreter"
2461    else
2462       AC_ERROR(No JIT or interpreter support available or selected.)
2463    fi
2464 fi
2465
2466 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2467
2468 libsuffix=".so"
2469
2470 case "$host" in
2471      *-*-darwin*)
2472         libsuffix=".dylib"
2473         LIBC="libc.dylib"
2474         INTL="libintl.dylib"
2475         SQLITE="libsqlite.0.dylib"
2476         SQLITE3="libsqlite3.0.dylib"
2477         X11="libX11.dylib"
2478         ;;
2479      *-*-*netbsd*)
2480         LIBC="libc.so.12"
2481         INTL="libintl.so.0"
2482         ;;
2483     *-*-*freebsd*)
2484         LIBC="libc.so"
2485         INTL="libintl.so"
2486         SQLITE="libsqlite.so"
2487         SQLITE3="libsqlite3.so"
2488         ;;
2489     *-*-*openbsd*)
2490         LIBC="libc.so"
2491         INTL="libintl.so"
2492         SQLITE="libsqlite.so"
2493         SQLITE3="libsqlite3.so"
2494         ;;
2495     *-*-*linux*)
2496         AC_PATH_X
2497         AC_MSG_CHECKING(for the soname of libX11.so)
2498         for i in $x_libraries /usr/lib /usr/lib64; do
2499                 for r in 4 5 6; do
2500                         if test -f $i/libX11.so.$r; then
2501                                 X11=libX11.so.$r
2502                                 AC_MSG_RESULT($X11)
2503                         fi
2504                 done
2505         done
2506
2507         if test "x$X11" = "xlibX11.so"; then
2508                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2509         fi
2510         ;;
2511 esac
2512
2513
2514 AC_SUBST(libsuffix)
2515
2516 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2517         if test "x$with_tls" = "x__thread"; then
2518                 #
2519                 # On some linux distributions, TLS works in executables, but linking
2520                 # against a shared library containing TLS fails with:
2521                 # undefined reference to `__tls_get_addr'
2522                 #
2523                 rm -f conftest.c conftest.so conftest
2524                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2525                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2526                 $CC -o conftest conftest.so > /dev/null 2>&1
2527                 if test ! -f conftest; then
2528                    AC_MSG_WARN([Disabling usage of __thread.]);
2529                    with_tls=pthread
2530                 fi
2531                 rm -f conftest.c conftest.so conftest
2532         fi
2533 fi
2534
2535 mono_debugger_supported=no
2536 AC_ARG_ENABLE(mono-debugger, [  --disable-mono-debugger disable support for the mdb debugger], try_mono_debugger=$enableval, try_mono_debugger=yes)
2537 if test "x$try_mono_debugger" = "xyes"; then
2538         if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA" -o "x$TARGET" = "xS390x"; then
2539                 if test x$use_included_gc = xyes; then
2540                         case "$host" in
2541                         *-*-*linux*)
2542                                 mono_debugger_supported=yes
2543                                 ;;
2544                         *86-apple-darwin*)
2545                                 mono_debugger_supported=yes
2546                                 ;;
2547                         esac
2548                 fi
2549         fi
2550 fi
2551
2552 # disable the debugger entirely when building with moonlight
2553 if test "x$with_moonlight" != "xno"; then
2554         mono_debugger_supported=no
2555 fi
2556
2557 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2558 if test "x$mono_debugger_supported" = "xyes"; then
2559         BOEHM_DEFINES="$BOEHM_DEFINES -DMONO_DEBUGGER_SUPPORTED"
2560         NESTED_LIBGC_FLAGS="-DMONO_DEBUGGER_SUPPORTED"
2561 fi
2562 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2563 AC_MSG_RESULT($mono_debugger_supported)
2564
2565 if test "x$with_tls" = "x__thread"; then
2566         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2567         # Pass the information to libgc
2568         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2569         AC_MSG_CHECKING(if the tls_model attribute is supported)
2570         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2571                 ], [
2572                         AC_MSG_RESULT(yes)
2573                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2574                 ], [
2575                         AC_MSG_RESULT(no)
2576         ])
2577 fi
2578
2579 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2580         dnl ******************************************
2581         dnl *** Check to see what FPU is available ***
2582         dnl ******************************************
2583         AC_MSG_CHECKING(which FPU to use)
2584
2585         ORIG_CFLAGS=$CFLAGS
2586         CFLAGS="$CFLAGS -mfpu=vfp -mfloat-abi=softfp"
2587         AC_TRY_RUN([
2588                 int main () { __asm__ ("faddd   d7, d6, d7"); return 0; }
2589                         ], fpu=VFP, fpu=NONE)
2590         CFLAGS=$ORIG_CFLAGS
2591
2592         if test x$fpu = xNONE; then
2593                 AC_TRY_COMPILE([], [
2594                         __asm__ ("ldfd f0, [r0]");
2595                         ], fpu=FPA, fpu=NONE)
2596         fi
2597
2598         AC_MSG_RESULT($fpu)
2599         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2600         unset fpu
2601
2602         AC_MSG_CHECKING(for ARMV6)
2603         AC_TRY_RUN([
2604                 int main () { __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory"); return 0; }
2605                         ], armv6=yes, armv6=no)
2606
2607         AC_MSG_RESULT($armv6)
2608         if test ${armv6} = yes; then
2609            AC_DEFINE(HAVE_ARMV6, 1, "Host supports ARMV6 instructions")
2610            # libgc's gc_locks.h depends on this
2611            NESTED_LIBGC_FLAGS="$NESTED_LIBGC_FLAGS -DHAVE_ARMV6"
2612         fi
2613 fi
2614
2615 if test ${TARGET} = unknown; then
2616         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2617         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2618 fi
2619
2620 if test ${ACCESS_UNALIGNED} = no; then
2621         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2622 fi
2623
2624 case "x$gc" in
2625         xincluded)
2626                 # Pass CPPFLAGS to libgc configure
2627                 # We should use a separate variable for this to avoid passing useless and
2628                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2629                 # This should be executed late so we pick up the final version of CPPFLAGS
2630                 # The problem with this approach, is that during a reconfigure, the main
2631                 # configure scripts gets invoked with these arguments, so we use separate
2632                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2633                 LIBGC_CPPFLAGS="$CPPFLAGS $NESTED_LIBGC_FLAGS"
2634                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2635                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2636                 fi
2637                 # Don't pass -finstrument-for-thread-suspension in,
2638                 # if these are instrumented it will be very bad news
2639                 # (infinite recursion, undefined parking behavior, etc)
2640                 LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
2641                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2642                 AC_CONFIG_SUBDIRS(libgc)
2643                 ;;
2644 esac
2645
2646 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2647 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                  [], [with_profile4=yes])
2648 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid 2.1 assemblies (defaults to no)], [], [with_monodroid=no])
2649 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2650
2651 OPROFILE=no
2652 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2653         if test x$with_oprofile != xno; then
2654             oprofile_include=$with_oprofile/include
2655             if test ! -f $oprofile_include/opagent.h; then
2656                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2657                 fi
2658             OPROFILE=yes
2659                 OPROFILE_CFLAGS="-I$oprofile_include"
2660             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2661             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2662         fi
2663 ])
2664
2665 MALLOC_MEMPOOLS=no
2666 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2667         if test x$with_malloc_mempools = xyes; then
2668                 MALLOC_MEMPOOLS=yes
2669                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2670         fi
2671 ])
2672
2673
2674 DISABLE_MCS_DOCS=no
2675 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2676         if test x$with_mcs_docs != xyes; then
2677                 DISABLE_MCS_DOCS=yes
2678         fi
2679 ])
2680 if test x$with_profile4 != xyes; then
2681         DISABLE_MCS_DOCS=yes
2682 fi
2683
2684 MOONLIGHT_DEFINES=
2685 AC_ARG_WITH(moonlight, [  --with-moonlight=yes|no|only         If you want to build Mono for Moonlight (defaults to no)],[
2686         if test x$with_moonlight != xno; then
2687         MOONLIGHT_DEFINES="-DMOONLIGHT -DDISABLE_ASSEMBLY_REMAPPING "
2688         fi
2689 ], [with_moonlight=no])
2690 AC_SUBST(MOONLIGHT_DEFINES)
2691
2692 AC_ARG_WITH(moon_gc, [  --with-moon-gc=boehm,sgen               Select the gc to use with Moonlight (defaults to boehm)],[
2693         if test "x$with_moon_gc" != "xsgen"; then
2694                 with_moon_gc=boehm
2695         fi
2696 ], [with_moon_gc=boehm])
2697
2698 AC_CHECK_HEADER([malloc.h],
2699                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
2700                         [Define to 1 if you have /usr/include/malloc.h.])],,)
2701
2702 dnl
2703 dnl Consistency settings
2704 dnl
2705 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2706    DISABLE_MCS_DOCS=yes
2707 fi
2708
2709 if test x$DISABLE_MCS_DOCS = xyes; then
2710    docs_dir=""
2711 else
2712    docs_dir=docs
2713 fi
2714 AC_SUBST(docs_dir)
2715
2716 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2717 AC_SUBST(OPROFILE_CFLAGS)
2718 AC_SUBST(OPROFILE_LIBS)
2719
2720 libmono_ldflags="$libmono_ldflags $LIBS"
2721
2722 AM_CONDITIONAL(MOONLIGHT, [test "x$with_moonlight" != "xno"])
2723 AM_CONDITIONAL(ONLY_MOONLIGHT, [test "x$with_moonlight" = "xonly"])
2724 AM_CONDITIONAL(MOONLIGHT_BOEHM, [test "x$with_moon_gc" = "xboehm"])
2725 AM_CONDITIONAL(MOONLIGHT_SGEN, [test "x$with_moon_gc" = "xsgen"])
2726
2727 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2728 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" = xyes])
2729 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2730
2731 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2732 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2733 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2734 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2735 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2736 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2737 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2738 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2739 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2740 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2741 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2742 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2743 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2744 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2745 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2746 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2747
2748 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2749 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2750 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2751
2752 AC_SUBST(LIBC)
2753 AC_SUBST(INTL)
2754 AC_SUBST(SQLITE)
2755 AC_SUBST(SQLITE3)
2756 AC_SUBST(X11)
2757 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2758 AC_SUBST(arch_target)
2759 AC_SUBST(CFLAGS)
2760 AC_SUBST(CPPFLAGS)
2761 AC_SUBST(LDFLAGS)
2762
2763 mono_build_root=`pwd`
2764 AC_SUBST(mono_build_root)
2765
2766 if test x$USEJIT = xtrue; then
2767   mono_runtime=mono/mini/mono
2768 else
2769   mono_runtime=mono/interpreter/mint
2770 fi
2771 AC_SUBST(mono_runtime)
2772
2773 mono_cfg_root=$mono_build_root/runtime
2774 if test x$host_win32 = xyes; then
2775   if test "x$cross_compiling" = "xno"; then
2776     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2777   else
2778     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
2779   fi
2780 else
2781   mono_cfg_dir=$mono_cfg_root/etc
2782 fi
2783 AC_SUBST(mono_cfg_dir)
2784
2785 AC_CONFIG_FILES([po/mcs/Makefile.in])
2786
2787 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2788 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2789
2790 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2791 [   depth=../../../..
2792     case $srcdir in
2793     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2794     .) reldir=$depth ;;
2795     *) reldir=$depth/$srcdir ;;
2796     esac
2797     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2798     cd runtime/etc/mono/1.0
2799     rm -f machine.config
2800     $LN_S $reldir/data/net_1_1/machine.config machine.config
2801     cd $depth
2802 ],[LN_S='$LN_S'])
2803
2804 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2805 [   depth=../../../..
2806     case $srcdir in
2807     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2808     .) reldir=$depth ;;
2809     *) reldir=$depth/$srcdir ;;
2810     esac
2811     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2812     cd runtime/etc/mono/2.0
2813     rm -f machine.config
2814     $LN_S $reldir/data/net_2_0/machine.config machine.config
2815     cd $depth
2816 ],[LN_S='$LN_S'])
2817
2818 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2819 [   depth=../../../..
2820     case $srcdir in
2821     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2822     .) reldir=$depth ;;
2823     *) reldir=$depth/$srcdir ;;
2824     esac
2825     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2826     cd runtime/etc/mono/2.0
2827     rm -f web.config
2828     $LN_S $reldir/data/net_2_0/web.config web.config
2829     cd $depth
2830 ],[LN_S='$LN_S'])
2831
2832 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2833 [   depth=../../..
2834     case $srcdir in
2835     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2836     .) reldir=$depth ;;
2837     *) reldir=$depth/$srcdir ;;
2838     esac
2839     $ac_aux_dir/install-sh -d runtime/etc/mono/
2840     cd runtime/etc/mono/
2841     rm -f browscap.ini
2842     $LN_S $reldir/data/browscap.ini browscap.ini
2843     cd $depth
2844 ],[LN_S='$LN_S'])
2845
2846 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2847 [   depth=../../../../..
2848     case $srcdir in
2849     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2850     .) reldir=$depth ;;
2851     *) reldir=$depth/$srcdir ;;
2852     esac
2853     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2854     cd runtime/etc/mono/2.0/Browsers
2855     rm -f Compat.browser
2856     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2857     cd $depth
2858 ],[LN_S='$LN_S'])
2859
2860 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2861 [   depth=../../../..
2862     case $srcdir in
2863     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2864     .) reldir=$depth ;;
2865     *) reldir=$depth/$srcdir ;;
2866     esac
2867     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2868     cd runtime/etc/mono/4.0
2869     rm -f machine.config
2870     $LN_S $reldir/data/net_4_0/machine.config machine.config
2871     cd $depth
2872 ],[LN_S='$LN_S'])
2873
2874 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2875 [   depth=../../../..
2876     case $srcdir in
2877     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2878     .) reldir=$depth ;;
2879     *) reldir=$depth/$srcdir ;;
2880     esac
2881     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2882     cd runtime/etc/mono/4.0
2883     rm -f web.config
2884     $LN_S $reldir/data/net_4_0/web.config web.config
2885     cd $depth
2886 ],[LN_S='$LN_S'])
2887
2888 if test x$enable_quiet_build = xyes; then
2889    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])
2890    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])
2891 fi
2892
2893 AC_OUTPUT([
2894 Makefile
2895 mono-core.spec
2896 mono-uninstalled.pc
2897 scripts/mono-find-provides
2898 scripts/mono-find-requires
2899 mono/Makefile
2900 mono/utils/Makefile
2901 mono/metadata/Makefile
2902 mono/dis/Makefile
2903 mono/cil/Makefile
2904 mono/arch/Makefile
2905 mono/arch/x86/Makefile
2906 mono/arch/amd64/Makefile
2907 mono/arch/hppa/Makefile
2908 mono/arch/ppc/Makefile
2909 mono/arch/sparc/Makefile
2910 mono/arch/s390/Makefile
2911 mono/arch/s390x/Makefile
2912 mono/arch/arm/Makefile
2913 mono/arch/alpha/Makefile
2914 mono/arch/ia64/Makefile
2915 mono/arch/mips/Makefile
2916 mono/interpreter/Makefile
2917 mono/tests/Makefile
2918 mono/tests/tests-config
2919 mono/tests/assemblyresolve/Makefile
2920 mono/tests/cas/Makefile
2921 mono/tests/cas/assembly/Makefile
2922 mono/tests/cas/demand/Makefile
2923 mono/tests/cas/inheritance/Makefile
2924 mono/tests/cas/linkdemand/Makefile
2925 mono/tests/cas/threads/Makefile
2926 mono/benchmark/Makefile
2927 mono/monograph/Makefile
2928 mono/io-layer/Makefile
2929 mono/mini/Makefile
2930 mono/profiler/Makefile
2931 m4/Makefile
2932 ikvm-native/Makefile
2933 scripts/Makefile
2934 man/Makefile
2935 docs/Makefile
2936 data/Makefile
2937 data/net_2_0/Makefile
2938 data/net_4_0/Makefile
2939 data/net_2_0/Browsers/Makefile
2940 data/mint.pc
2941 data/mono-2.pc
2942 data/monosgen-2.pc
2943 data/mono.pc
2944 data/mono-cairo.pc
2945 data/mono-nunit.pc
2946 data/mono-options.pc
2947 data/mono-lineeditor.pc
2948 data/monodoc.pc
2949 data/mono.web.pc
2950 data/dotnet.pc
2951 data/dotnet35.pc
2952 data/wcf.pc
2953 data/cecil.pc
2954 data/system.web.extensions_1.0.pc
2955 data/system.web.extensions.design_1.0.pc
2956 data/system.web.mvc.pc
2957 data/system.web.mvc2.pc
2958 samples/Makefile
2959 support/Makefile
2960 data/config
2961 tools/Makefile
2962 tools/locale-builder/Makefile
2963 tools/sgen/Makefile
2964 runtime/Makefile
2965 msvc/Makefile
2966 po/Makefile
2967 ])
2968
2969 if test x$host_win32 = xyes; then
2970    # Get rid of 'cyg' prefixes in library names
2971    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2972    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2973    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2974    # executable doesn't work...
2975    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2976 fi
2977
2978 (
2979   case $prefix in
2980   NONE) prefix=$ac_default_prefix ;;
2981   esac
2982   case $exec_prefix in
2983   NONE) exec_prefix='${prefix}' ;;
2984   esac
2985
2986   #
2987   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2988   # any existing config.make.  This allows people to share the same source tree
2989   # with different build directories, one native and one cross
2990   #
2991   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2992
2993     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
2994
2995     echo "prefix=$prefix" > $mcs_topdir/build/config.make
2996     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
2997     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
2998     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
2999     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $mcs_topdir/build/config.make
3000     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3001     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3002     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3003
3004     case $INSTALL in
3005     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3006     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3007     esac
3008
3009     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3010
3011     export VERSION
3012     [myver=$($AWK 'BEGIN {
3013       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3014       if(length(vsplit [1]) > 4) {
3015         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3016       }
3017       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3018     }')]
3019
3020     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3021
3022     if test x$platform_darwin = xyes; then
3023       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3024     fi
3025
3026         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3027            enable_system_aot=yes
3028         fi
3029
3030         if test "x$enable_loadedllvm" = "xyes"; then
3031            # This seems to fail on the x86 buildbots
3032            enable_system_aot=no
3033         fi
3034
3035     if test x$host_win32 = xno -a x$platform_darwin != xyes -a x$enable_system_aot = xyes; then
3036       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3037     fi
3038
3039     if test x$DISABLE_MCS_DOCS = xyes; then
3040       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3041     fi
3042
3043     if test x$with_moonlight != xno; then
3044       echo "MOONLIGHT = 1" >> $srcdir/$mcsdir/build/config.make
3045     fi
3046
3047   fi
3048
3049   # if we have an olive folder, override the default settings
3050   if test -d $olivedir; then
3051
3052     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3053
3054       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3055
3056       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3057       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3058       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3059       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3060       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3061       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3062     fi
3063   fi
3064
3065 )
3066
3067 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3068
3069 echo "
3070         mcs source:    $mcsdir
3071         olive source:  $olive_topdir
3072
3073    Engine:
3074         GC:            $gc_msg
3075         TLS:           $with_tls
3076         SIGALTSTACK:   $with_sigaltstack
3077         Engine:        $jit_status
3078         oprofile:      $OPROFILE
3079         BigArrays:     $enable_big_arrays
3080         DTrace:        $enable_dtrace
3081         Parallel Mark: $enable_parallel_mark
3082         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3083
3084     Libraries:
3085         Moon Profile:  $with_moonlight ($with_moon_gc)
3086         MonoDroid:     $with_monodroid
3087         MonoTouch:     $with_monotouch
3088         JNI support:   $jdk_headers_found
3089         libgdiplus:    $libgdiplus_msg
3090         zlib:          $zlib_msg
3091         $disabled
3092 "
3093 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3094    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3095 fi