configure.in

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, m4_esyscmd([tr -d '\r\n' <  MONO_VERSION]),
   5         [http://bugzilla.xamarin.com/enter_bug.cgi?classification=Mono])
   6
   7 AC_CONFIG_SRCDIR([README.md])
   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 subdir-objects])
  17 AC_CONFIG_HEADERS([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 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  26
  27 case $host_os in
  28 *cygwin* )
  29                  echo "Run configure using ./configure --host=i686-pc-mingw32"
  30                  exit 1
  31 esac
  32
  33 # In case of cygwin, override LN_S, irrespective of what it determines.
  34 # The build uses cygwin, but the actual runtime doesn't.
  35 case $host_os in
  36 *cygwin* ) LN_S='cp -p';;
  37 esac
  38
  39 dnl
  40 dnl libgc checks
  41 dnl
  42
  43 gc_headers=no
  44 gc=included
  45 gc_msg="included Boehm"
  46 use_included_gc=no
  47 libgc_configure_args=
  48
  49 if test -d $srcdir/libgc ; then
  50   gc_default=included
  51 else
  52   gc_default=boehm
  53 fi
  54
  55 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
  56 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
  57 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
  58 CFLAGS_FOR_LIBGC=$CFLAGS
  59 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
  60 CFLAGS_FOR_EGLIB=$CFLAGS
  61
  62 #
  63 # These are the flags that need to be stored in the mono.pc file for
  64 # compiling code that will embed Mono
  65 #
  66 libmono_cflags=""
  67 libmono_ldflags=""
  68 AC_SUBST(libmono_cflags)
  69 AC_SUBST(libmono_ldflags)
  70
  71 # Variable to have relocatable .pc files (lib, or lib64)
  72 reloc_libdir=`basename ${libdir}`
  73 AC_SUBST(reloc_libdir)
  74
  75 dnl if linker handles the version script
  76 no_version_script=no
  77
  78 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  79 need_link_unlink=no
  80
  81 #Set to extra linker flags to be passed to the runtime binaries (mono /mono-sgen)
  82 extra_runtime_ldflags=""
  83
  84 # Thread configuration inspired by sleepycat's db
  85 AC_MSG_CHECKING([host platform characteristics])
  86 libgc_threads=no
  87 has_dtrace=no
  88 parallel_mark=yes
  89 ikvm_native=yes
  90
  91 case "$host" in
  92         powerpc*-*-linux*)
  93                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  94                 disable_munmap=yes
  95         ;;
  96 esac
  97
  98 host_win32=no
  99 target_win32=no
 100 platform_android=no
 101 platform_darwin=no
 102 case "$host" in
 103         *-mingw*|*-*-cygwin*)
 104                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
 105                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
 106                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
 107                 host_win32=yes
 108                 mono_cv_clang=no
 109                 if test "x$cross_compiling" = "xno"; then
 110                         target_win32=yes
 111                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
 112                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
 113                         fi
 114                 else
 115                         target_win32=yes
 116                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 117                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 118                 fi
 119                 HOST_CC="gcc"
 120                 # Windows 2000 is required that includes Internet Explorer 5.01
 121                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 122                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 123                 libmono_cflags="-mms-bitfields -mwindows"
 124                 libmono_ldflags="-mms-bitfields -mwindows"
 125                 libdl=
 126                 libgc_threads=win32
 127                 gc_default=included
 128                 with_sigaltstack=no
 129                 LN_S=cp
 130                 # This forces libgc to use the DllMain based thread registration code on win32
 131                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 132                 ;;
 133         *-*-*netbsd*)
 134                 host_win32=no
 135                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 136                 libmono_cflags="-D_REENTRANT"
 137                 LDFLAGS="$LDFLAGS -pthread"
 138                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 139                 libmono_ldflags="-pthread"
 140                 need_link_unlink=yes
 141                 libdl="-ldl"
 142                 libgc_threads=pthreads
 143                 with_sigaltstack=no
 144                 use_sigposix=yes
 145                 ;;
 146         *-*-*freebsd*)
 147                 host_win32=no
 148                 if test "x$PTHREAD_CFLAGS" = "x"; then
 149                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 150                         libmono_cflags=
 151                 else
 152                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 153                         libmono_cflags="$PTHREAD_CFLAGS"
 154                 fi
 155                 if test "x$PTHREAD_LIBS" = "x"; then
 156                         LDFLAGS="$LDFLAGS -pthread -L/usr/local/lib"
 157                         libmono_ldflags="-pthread"
 158                 else
 159                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS -L/usr/local/lib"
 160                         libmono_ldflags="$PTHREAD_LIBS"
 161                 fi
 162                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 163                 need_link_unlink=yes
 164                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 165                 libdl=
 166                 libgc_threads=pthreads
 167                 use_sigposix=yes
 168                 has_dtrace=yes
 169                 ;;
 170         *-*-*openbsd*)
 171                 host_win32=no
 172                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 173                 if test "x$disable_munmap" != "xyes"; then
 174                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 175                 fi
 176                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 177                 LDFLAGS="$LDFLAGS -pthread"
 178                 need_link_unlink=yes
 179                 AC_DEFINE(PTHREAD_POINTER_ID)
 180                 libdl=
 181                 gc_default=boehm
 182                 libgc_threads=pthreads
 183                 with_sigaltstack=no
 184                 use_sigposix=yes
 185                 ;;
 186         *-*-linux-android*)
 187                 host_win32=no
 188                 platform_android=yes
 189                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 190                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 191
 192                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 193                 if test "x$disable_munmap" != "xyes"; then
 194                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 195                 fi
 196                 libmono_cflags="-D_REENTRANT"
 197                 libdl="-ldl"
 198                 libgc_threads=pthreads
 199                 use_sigposix=yes
 200
 201                 with_tls=pthread
 202                 with_sigaltstack=no
 203                 with_static_mono=no
 204
 205                 # Android doesn't support boehm, as it's missing <link.h>
 206                 support_boehm=no
 207                 with_gc=sgen
 208
 209                 # isinf(3) requires -lm; see isinf check below
 210                 LDFLAGS="$LDFLAGS -lm"
 211
 212                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 213                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 214                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 215                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 216                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 217
 218                 # The configure check can't detect this
 219                 AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 220
 221                 # to bypass the underscore linker check, can't work when cross-compiling
 222                 mono_cv_uscore=yes
 223                 mono_cv_clang=no
 224                 ;;
 225         *-*-linux*)
 226                 host_win32=no
 227                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 228                 if test "x$disable_munmap" != "xyes"; then
 229                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 230                 fi
 231                 libmono_cflags="-D_REENTRANT"
 232                 libdl="-ldl"
 233                 libgc_threads=pthreads
 234                 use_sigposix=yes
 235                 if test "x$cross_compiling" != "xno"; then
 236                         # to bypass the underscore linker check, not
 237                         # available during cross-compilation
 238                         mono_cv_uscore=no
 239                 fi
 240                 ;;
 241         *-*-nacl*)
 242                 host_win32=no
 243                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 244                 if test "x$disable_munmap" != "xyes"; then
 245                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 246                 fi
 247                 libmono_cflags="-D_REENTRANT"
 248                 libdl=
 249                 libgc_threads=pthreads
 250                 gc_default=boehm
 251                 use_sigposix=yes
 252                 ikvm_native=no
 253                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 254                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 255                 ;;
 256         *-*-hpux*)
 257                 host_win32=no
 258                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 259                 # +ESdbgasm only valid on bundled cc on RISC
 260                 # silently ignored for ia64
 261                 if test $GCC != "yes"; then
 262                         CFLAGS="$CFLAGS +ESdbgasm"
 263                         # Arrange for run-time dereferencing of null
 264                         # pointers to produce a SIGSEGV signal.
 265                         LDFLAGS="$LDFLAGS -z"
 266                 fi
 267                 CFLAGS="$CFLAGS +ESdbgasm"
 268                 LDFLAGS="$LDFLAGS -z"
 269                 libmono_cflags="-D_REENTRANT"
 270                 libmono_ldflags="-lpthread"
 271                 libgc_threads=pthreads
 272                 need_link_unlink=yes
 273                 use_sigposix=yes
 274                 ;;
 275         *-*-solaris*)
 276                 host_win32=no
 277                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 278                 need_link_unlink=yes
 279                 libmono_cflags="-D_REENTRANT"
 280                 libgc_threads=pthreads
 281                 # This doesn't seem to work on solaris/x86, but the configure test runs
 282                 with_tls=pthread
 283                 has_dtrace=yes
 284                 use_sigposix=yes
 285                 enable_solaris_tar_check=yes
 286                 ;;
 287         *-*-darwin*)
 288                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 289                 host_win32=no
 290                 platform_darwin=yes
 291                 target_mach=yes
 292                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 293                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 294                 libmono_cflags="-D_THREAD_SAFE"
 295                 need_link_unlink=yes
 296                 AC_DEFINE(PTHREAD_POINTER_ID)
 297                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 298                 no_version_script=yes
 299                 libdl=
 300                 libgc_threads=pthreads
 301                 has_dtrace=yes
 302                 if test "x$cross_compiling" = "xyes"; then
 303                         has_broken_apple_cpp=yes
 304                 fi
 305                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 306                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 307                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 308                 case "$host" in
 309                         dnl Snow Leopard and newer config.guess reports as this
 310                         i*86-*-darwin*)
 311                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE"
 312                                 BROKEN_DARWIN_CPPFLAGS="-D_XOPEN_SOURCE"
 313                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_CPPFLAGS"
 314                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 315                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 316                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 317                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_CPPFLAGS"
 318                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 319                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_CPPFLAGS"
 320                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 321                                 ;;
 322                         x*64-*-darwin*)
 323                                 ;;
 324                         arm*-darwin*)
 325                                 has_dtrace=no
 326                                 ;;
 327                 esac
 328                 ;;
 329         *-*-haiku*)
 330                 host_win32=no
 331                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 332                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 333                 libdl=
 334                 LIBS="$LIBS -lnetwork"
 335                 need_link_unlink=yes
 336                 AC_DEFINE(PTHREAD_POINTER_ID)
 337                 libgc_threads=pthreads
 338                 use_sigposix=yes
 339                 ;;
 340         *)
 341                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 342                 host_win32=no
 343                 libdl="-ldl"
 344                 ;;
 345 esac
 346 AC_MSG_RESULT(ok)
 347
 348 if test x$need_link_unlink = xyes; then
 349    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 350 fi
 351
 352 AC_SUBST(extra_runtime_ldflags)
 353 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 354 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 355 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 356 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 357 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 358 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 359
 360 AC_CHECK_TOOL(CC, gcc, gcc)
 361 AC_PROG_CC
 362 AC_CHECK_TOOL(CXX, g++, g++)
 363 AC_PROG_CXX
 364 AM_PROG_AS
 365 AC_PROG_INSTALL
 366 AC_PROG_AWK
 367 AM_PROG_CC_C_O
 368 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 369 : ${CCAS='$(CC)'}
 370 # Set ASFLAGS if not already set.
 371 : ${CCASFLAGS='$(CFLAGS)'}
 372 AC_SUBST(CCAS)
 373 AC_SUBST(CCASFLAGS)
 374
 375 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 376 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 377 if test "x$CXX" = "xg++"; then
 378         if test "x$GXX" != "xyes"; then
 379                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 380                 # are inside automake conditionals
 381                 AC_MSG_ERROR([You need to install g++])
 382         fi
 383 fi
 384
 385 dnl may require a specific autoconf version
 386 dnl AC_PROG_CC_FOR_BUILD
 387 dnl CC_FOR_BUILD not automatically detected
 388 CC_FOR_BUILD=$CC
 389 CFLAGS_FOR_BUILD=$CFLAGS
 390 BUILD_EXEEXT=
 391 if test "x$cross_compiling" = "xyes"; then
 392         CC_FOR_BUILD=cc
 393         CFLAGS_FOR_BUILD=
 394         BUILD_EXEEXT=""
 395 fi
 396 AC_SUBST(CC_FOR_BUILD)
 397 AC_SUBST(CFLAGS_FOR_BUILD)
 398 AC_SUBST(HOST_CC)
 399 AC_SUBST(BUILD_EXEEXT)
 400
 401 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 402 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 403
 404 # Set STDC_HEADERS
 405 AC_HEADER_STDC
 406 AC_LIBTOOL_WIN32_DLL
 407 # This causes monodis to not link correctly
 408 #AC_DISABLE_FAST_INSTALL
 409 AM_PROG_LIBTOOL
 410 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 411 DOLT
 412
 413 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 414 AC_SUBST(export_ldflags)
 415
 416 # Test whenever ld supports -version-script
 417 AC_PROG_LD
 418 AC_PROG_LD_GNU
 419 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 420    no_version_script=yes
 421 fi
 422
 423 AM_ICONV()
 424
 425 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 426
 427 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 libproc.h)
 428 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 sys/inotify.h)
 429 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 430                   [], [], [#include <stddef.h>
 431                   #include <sys/socket.h>
 432                   #include <linux/socket.h>])
 433
 434 AC_CHECK_HEADERS(sys/user.h, [], [],
 435 [
 436 #ifdef HAVE_SYS_PARAM_H
 437 # include <sys/param.h>
 438 #endif
 439 ])
 440
 441 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 442 if test x$have_zlib = xyes; then
 443    AC_TRY_COMPILE([#include <zlib.h>], [
 444    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 445    return 0;
 446    #else
 447    #error No good zlib found
 448    #endif
 449    ],[
 450         AC_MSG_RESULT(Using system zlib)
 451         zlib_msg="system zlib"
 452         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 453    ],[
 454         AC_MSG_RESULT(Using embedded zlib)
 455         have_zlib=no
 456         zlib_msg="bundled zlib"
 457    ])
 458 fi
 459
 460 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 461 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 462
 463 # for mono/metadata/debug-symfile.c
 464 AC_CHECK_HEADERS(elf.h)
 465
 466 # for support
 467 AC_CHECK_HEADERS(poll.h)
 468 AC_CHECK_HEADERS(sys/poll.h)
 469 AC_CHECK_HEADERS(sys/wait.h)
 470 AC_CHECK_HEADERS(grp.h)
 471 AC_CHECK_HEADERS(syslog.h)
 472
 473 # for mono/dis
 474 AC_CHECK_HEADERS(wchar.h)
 475 AC_CHECK_HEADERS(ieeefp.h)
 476 AC_MSG_CHECKING(for isinf)
 477 AC_TRY_LINK([#include <math.h>], [
 478         int f = isinf (1);
 479 ], [
 480         AC_MSG_RESULT(yes)
 481         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 482 ], [
 483         # We'll have to use signals
 484         AC_MSG_RESULT(no)
 485 ])
 486 # mingw
 487 AC_CHECK_FUNCS(_finite, , AC_MSG_CHECKING(for _finite in math.h)
 488         AC_TRY_LINK([#include <math.h>],
 489         [ _finite(0.0); ],
 490         AC_DEFINE(HAVE__FINITE, 1, [Have _finite in -lm]) AC_MSG_RESULT(yes),
 491         AC_MSG_RESULT(no)))
 492
 493 # for Linux statfs support
 494 AC_CHECK_HEADERS(linux/magic.h)
 495
 496 # not 64 bit clean in cross-compile
 497 AC_CHECK_SIZEOF(void *, 4)
 498
 499 AC_CACHE_CHECK([for clang],
 500         mono_cv_clang,[
 501         AC_TRY_COMPILE([], [
 502                 #ifdef __clang__
 503                 #else
 504                 #error "FAILED"
 505                 #endif
 506                 return 0;
 507         ],
 508         [mono_cv_clang=yes],
 509         [mono_cv_clang=no],
 510         [])
 511 ])
 512
 513 WARN=''
 514 if test x"$GCC" = xyes; then
 515         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch -Wno-switch-enum -Wno-unused-value'
 516                 # The runtime code does not respect ANSI C strict aliasing rules
 517                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 518
 519                 # We rely on signed overflow to behave
 520                 CFLAGS="$CFLAGS -fwrapv"
 521
 522                 ORIG_CFLAGS=$CFLAGS
 523                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 524                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 525                 AC_TRY_COMPILE([],[
 526                                 return 0;
 527                 ], [
 528                    AC_MSG_RESULT(yes)
 529                 ], [
 530                    AC_MSG_RESULT(no)
 531                    CFLAGS=$ORIG_CFLAGS
 532                 ])
 533
 534                 ORIG_CFLAGS=$CFLAGS
 535                 # Check for the normal version, since gcc ignores unknown -Wno options
 536                 CFLAGS="$CFLAGS -Wunused-but-set-variable -Werror"
 537                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 538                 AC_TRY_COMPILE([],[
 539                                 return 0;
 540                 ], [
 541                    AC_MSG_RESULT(yes)
 542                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 543                 ], [
 544                    AC_MSG_RESULT(no)
 545                    CFLAGS=$ORIG_CFLAGS
 546                 ])
 547
 548                 if test "x$mono_cv_clang" = "xyes"; then
 549                    # https://bugzilla.samba.org/show_bug.cgi?id=8118
 550                    WARN="$WARN -Qunused-arguments"
 551                    WARN="$WARN -Wno-unused-function -Wno-tautological-compare -Wno-parentheses-equality -Wno-self-assign"
 552                 fi
 553 else
 554         # The Sun Forte compiler complains about inline functions that access static variables
 555         # so disable all inlining.
 556         case "$host" in
 557         *-*-solaris*)
 558                 CFLAGS="$CFLAGS -Dinline="
 559                 ;;
 560         esac
 561 fi
 562 CFLAGS="$CFLAGS -g $WARN"
 563 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 564
 565 # Where's the 'mcs' source tree?
 566 if test -d $srcdir/mcs; then
 567   mcsdir=mcs
 568 else
 569   mcsdir=../mcs
 570 fi
 571
 572 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 573         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 574                 mcsdir=$with_mcs_path
 575         fi
 576 )
 577
 578 AC_ARG_WITH(jumptables, [  --with-jumptables=yes,no      enable/disable support for jumptables (ARM-only for now) (defaults to no)],[],[with_jumptables=no])
 579
 580 #
 581 # A sanity check to catch cases where the package was unpacked
 582 # with an ancient tar program (Solaris)
 583 #
 584 AC_ARG_ENABLE(solaris-tar-check,
 585 [  --disable-solaris-tar-check    disable solaris tar check],
 586    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 587
 588 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 589         AC_MSG_CHECKING(integrity of package)
 590         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 591         then
 592                 AC_MSG_RESULT(ok)
 593         else
 594                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 595                 AC_MSG_ERROR([$errorm])
 596         fi
 597 fi
 598
 599 if test "x$with_mcs_path" != "x"; then
 600 mcs_topdir=$(cd "$mcsdir" && pwd)
 601 mcs_topdir_from_srcdir=$mcs_topdir
 602 else
 603 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 604 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 605 fi
 606
 607 # Convert mcs_topdir* paths to Windows syntax.
 608 if test x$cross_compiling$host_win32 = xnoyes; then
 609   mcs_topdir=$(cygpath -m $mcs_topdir)
 610   case $mcs_topdir_from_srcdir in
 611     /cygdrive/*)
 612         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 613         ;;
 614   esac
 615 fi
 616
 617 AC_SUBST([mcs_topdir])
 618 AC_SUBST([mcs_topdir_from_srcdir])
 619
 620 # Where's the 'olive' source tree?
 621 if test -d $srcdir/olive; then
 622   olivedir=olive
 623 else
 624   olivedir=../olive
 625 fi
 626
 627 if test -d $srcdir/$olivedir; then
 628 olive_topdir='$(top_srcdir)/'$olivedir
 629 fi
 630
 631 # gettext: prepare the translation directories.
 632 # we do not configure the full gettext, as we consume it dynamically from C#
 633 AM_PO_SUBDIRS
 634
 635 if test "x$USE_NLS" = "xyes"; then
 636    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 637
 638    if test "x$HAVE_MSGFMT" = "xno"; then
 639           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 640    fi
 641 fi
 642
 643 AC_ARG_WITH([libgdiplus],
 644         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 645         [], [with_libgdiplus=installed])
 646
 647 case $with_libgdiplus in
 648 no|installed) libgdiplus_loc= ;;
 649 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 650 /*) libgdiplus_loc=$with_libgdiplus ;;
 651 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 652 esac
 653 AC_SUBST([libgdiplus_loc])
 654
 655 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 656
 657 pkg_config_path=
 658 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 659         if test x$with_crosspkgdir = "x"; then
 660                 if test -s $PKG_CONFIG_PATH; then
 661                         pkg_config_path=$PKG_CONFIG_PATH
 662                 fi
 663         else
 664                 pkg_config_path=$with_crosspkgdir
 665                 PKG_CONFIG_PATH=$pkg_config_path
 666                 export PKG_CONFIG_PATH
 667         fi
 668 )
 669
 670 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 671 AC_CONFIG_SUBDIRS(eglib)
 672
 673 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 674 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 675 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 676 BUILD_GLIB_LIBS="$GLIB_LIBS"
 677 GMODULE_CFLAGS="$GLIB_CFLAGS"
 678 GMODULE_LIBS="$GLIB_LIBS"
 679
 680 AC_SUBST(GLIB_CFLAGS)
 681 AC_SUBST(GLIB_LIBS)
 682 AC_SUBST(GMODULE_CFLAGS)
 683 AC_SUBST(GMODULE_LIBS)
 684 AC_SUBST(BUILD_GLIB_CFLAGS)
 685 AC_SUBST(BUILD_GLIB_LIBS)
 686
 687 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 688
 689 # Enable support for fast thread-local storage
 690 # Some systems have broken support, so we allow to disable it.
 691 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 692
 693 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 694 # This does not work on some platforms (bug #55253)
 695 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 696
 697 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 698 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 699 # Same as --with-shared_mono=no
 700 AC_ARG_ENABLE(libraries, [  --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
 701
 702 if test "x$enable_static" = "xno"; then
 703    with_static_mono=no
 704 fi
 705
 706 if test "x$enable_shared" = "xno"; then
 707    with_shared_mono=no
 708 fi
 709
 710 if test "x$enable_libraries" = "xno"; then
 711    with_shared_mono=no
 712 fi
 713
 714 AM_CONDITIONAL(DISABLE_LIBRARIES, test x$enable_libraries = xno)
 715
 716 case $host in
 717 *nacl* ) with_shared_mono=yes;;
 718 esac
 719
 720 if test "x$host_win32" = "xyes"; then
 721    # Boehm GC requires the runtime to be in its own dll
 722    with_static_mono=no
 723 fi
 724
 725 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 726 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 727 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 728
 729 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 730 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 731         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 732         ORIG_CFLAGS=$CFLAGS
 733         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 734         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 735         AC_TRY_COMPILE([], [
 736                 return 0;
 737         ], [
 738            AC_MSG_RESULT(yes)
 739            # Pass it to libgc as well
 740            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 741         ], [
 742            AC_MSG_RESULT(no)
 743            CFLAGS=$ORIG_CFLAGS
 744         ])
 745 fi
 746
 747 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 748
 749 if test x$enable_small_config = xyes; then
 750         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 751         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 752 fi
 753
 754 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=$enableval, enable_system_aot=default)
 755
 756 DISABLED_FEATURES=none
 757
 758 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 759      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug, appdomains, verifier,
 760      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, perfcounters, normalization, assembly_remapping, shared_perfcounters, remoting,
 761          security, sgen_remset, sgen_marksweep_par, sgen_marksweep_fixed, sgen_marksweep_fixed_par, sgen_copying.],
 762 [
 763         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 764                 eval "mono_feature_disable_$feature='yes'"
 765         done
 766         DISABLED_FEATURES=$enable_minimal
 767         disabled="Disabled:      $enable_minimal"
 768 ],[])
 769
 770 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 771
 772 if test "x$mono_feature_disable_aot" = "xyes"; then
 773         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 774         AC_MSG_NOTICE([Disabled AOT compiler])
 775 fi
 776
 777 if test "x$mono_feature_disable_profiler" = "xyes"; then
 778         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 779         AC_MSG_NOTICE([Disabled support for the profiler])
 780 fi
 781 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 782
 783 if test "x$mono_feature_disable_decimal" = "xyes"; then
 784         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 785         AC_MSG_NOTICE([Disabled support for decimal])
 786 fi
 787
 788 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 789         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 790         AC_MSG_NOTICE([Disabled support for P/Invoke])
 791 fi
 792
 793 if test "x$mono_feature_disable_debug" = "xyes"; then
 794         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 795         AC_MSG_NOTICE([Disabled support for runtime debugging])
 796 fi
 797
 798 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 799         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 800         mono_feature_disable_reflection_emit_save=yes
 801         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 802 fi
 803
 804 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 805         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 806         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 807 fi
 808
 809 if test "x$mono_feature_disable_large_code" = "xyes"; then
 810         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 811         AC_MSG_NOTICE([Disabled support for large assemblies])
 812 fi
 813
 814 if test "x$mono_feature_disable_logging" = "xyes"; then
 815         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 816         AC_MSG_NOTICE([Disabled support for logging])
 817 fi
 818
 819 if test "x$mono_feature_disable_com" = "xyes"; then
 820         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 821         AC_MSG_NOTICE([Disabled COM support])
 822 fi
 823
 824 if test "x$mono_feature_disable_ssa" = "xyes"; then
 825         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 826         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 827 fi
 828
 829 if test "x$mono_feature_disable_generics" = "xyes"; then
 830         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 831         AC_MSG_NOTICE([Disabled Generics Support])
 832 fi
 833
 834 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 835         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 836         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 837 fi
 838
 839 if test "x$mono_feature_disable_portability" = "xyes"; then
 840         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 841         AC_MSG_NOTICE([Disabled IO Portability layer])
 842 fi
 843
 844 if test "x$mono_feature_disable_attach" = "xyes"; then
 845         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 846         AC_MSG_NOTICE([Disabled agent attach])
 847 fi
 848
 849 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 850         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 851         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 852 fi
 853
 854 if test "x$mono_feature_disable_verifier" = "xyes"; then
 855         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 856         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 857 fi
 858
 859 if test "x$mono_feature_disable_jit" = "xyes"; then
 860         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 861         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 862 fi
 863
 864 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 865
 866 if test "x$mono_feature_disable_simd" = "xyes"; then
 867         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 868         AC_MSG_NOTICE([Disabled SIMD support])
 869 fi
 870
 871 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 872         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 873         AC_MSG_NOTICE([Disabled Soft Debugger.])
 874 fi
 875
 876 if test "x$mono_feature_disable_perfcounters" = "xyes"; then
 877         AC_DEFINE(DISABLE_PERFCOUNTERS, 1, [Disable Performance Counters.])
 878         AC_MSG_NOTICE([Disabled Performance Counters.])
 879 fi
 880 if test "x$mono_feature_disable_normalization" = "xyes"; then
 881         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 882         AC_MSG_NOTICE([Disabled String normalization support.])
 883 fi
 884
 885 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 886         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 887         AC_MSG_NOTICE([Disabled Assembly remapping.])
 888 fi
 889
 890 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 891         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 892         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 893 fi
 894
 895 if test "x$mono_feature_disable_appdomains" = "xyes"; then
 896         AC_DEFINE(DISABLE_APPDOMAINS, 1, [Disable support for multiple appdomains.])
 897         AC_MSG_NOTICE([Disabled support for multiple appdomains.])
 898 fi
 899
 900 if test "x$mono_feature_disable_remoting" = "xyes"; then
 901         AC_DEFINE(DISABLE_REMOTING, 1, [Disable remoting support (This disables type proxies and make com non-functional)])
 902         AC_MSG_NOTICE([Disabled remoting])
 903 fi
 904
 905 if test "x$mono_feature_disable_security" = "xyes"; then
 906         AC_DEFINE(DISABLE_SECURITY, 1, [Disable CAS/CoreCLR security])
 907         AC_MSG_NOTICE([Disabled CAS/CoreCLR security manager (used e.g. for Moonlight)])
 908 fi
 909
 910 if test "x$mono_feature_disable_sgen_remset" = "xyes"; then
 911         AC_DEFINE(DISABLE_SGEN_REMSET, 1, [Disable wbarrier=remset support in SGEN.])
 912         AC_MSG_NOTICE([Disabled wbarrier=remset support in SGEN.])
 913 fi
 914
 915 if test "x$mono_feature_disable_sgen_marksweep_par" = "xyes"; then
 916         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_PAR, 1, [Disable major=marksweep-par support in SGEN.])
 917         AC_MSG_NOTICE([Disabled major=marksweep-par support in SGEN.])
 918 fi
 919
 920 if test "x$mono_feature_disable_sgen_marksweep_fixed" = "xyes"; then
 921         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED, 1, [Disable major=marksweep-fixed support in SGEN.])
 922         AC_MSG_NOTICE([Disabled major=marksweep-fixed support in SGEN.])
 923 fi
 924
 925 if test "x$mono_feature_disable_sgen_marksweep_fixed_par" = "xyes"; then
 926         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED_PAR, 1, [Disable major=marksweep-fixed-par support in SGEN.])
 927         AC_MSG_NOTICE([Disabled major=marksweep-fixed-par support in SGEN.])
 928 fi
 929
 930 if test "x$mono_feature_disable_sgen_copying" = "xyes"; then
 931         AC_DEFINE(DISABLE_SGEN_MAJOR_COPYING, 1, [Disable major=copying support in SGEN.])
 932         AC_MSG_NOTICE([Disabled major=copying support in SGEN.])
 933 fi
 934
 935 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
 936 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
 937
 938 has_extension_module=no
 939 AC_ARG_ENABLE(extension-module, [  --enable-extension-module=LIST enable the core-extensions from LIST],
 940 [
 941         for extension in `echo "$enable_extension_module" | sed -e "s/,/ /g"`; do
 942                 if test x$extension = xdefault ; then
 943                         has_extension_module=yes;
 944                 fi
 945         done
 946         if test x$enable_extension_module = xyes; then
 947                 has_extension_module=yes;
 948         fi
 949 ], [])
 950
 951 AM_CONDITIONAL([HAS_EXTENSION_MODULE], [test x$has_extension_module != xno])
 952
 953 if test x$has_extension_module != xno ; then
 954         AC_DEFINE([ENABLE_EXTENSION_MODULE], 1, [Extension module enabled])
 955         AC_MSG_NOTICE([Enabling mono extension module.])
 956 fi
 957
 958 AC_ARG_ENABLE(gsharing, [  --enable-gsharing Enable gsharing], enable_gsharing=$enableval, enable_gsharing=no)
 959 if test x$enable_gsharing = xyes; then
 960         AC_DEFINE(ENABLE_GSHAREDVT,1,[Gsharing])
 961 fi
 962
 963 AC_ARG_ENABLE(native-types, [  --enable-native-types Enable native types], enable_native_types=$enableval, enable_native_types=no)
 964 if test x$enable_native_types = xyes; then
 965         AC_DEFINE(MONO_NATIVE_TYPES,1,[native types])
 966 fi
 967
 968 AC_MSG_CHECKING(for visibility __attribute__)
 969 AC_COMPILE_IFELSE([
 970         AC_LANG_SOURCE([[
 971                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
 972                 int main () { doit (); return 0; }
 973         ]])
 974 ], [
 975    have_visibility_hidden=yes
 976    AC_MSG_RESULT(yes)
 977 ], [
 978    have_visibility_hidden=no
 979    AC_MSG_RESULT(no)
 980 ])
 981
 982 AC_MSG_CHECKING(for deprecated __attribute__)
 983 AC_TRY_COMPILE([
 984      int doit (void) __attribute__ ((deprecated));
 985      int doit (void) { return 0; }
 986 ], [
 987         return 0;
 988 ], [
 989    have_deprecated=yes
 990    AC_MSG_RESULT(yes)
 991 ], [
 992    have_deprecated=no
 993    AC_MSG_RESULT(no)
 994 ])
 995
 996 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
 997 if test x$enable_parallel_mark = xyes; then
 998         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
 999 fi
1000
1001 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
1002 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
1003
1004 dnl
1005 dnl Boehm GC configuration
1006 dnl
1007 LIBGC_CPPFLAGS=
1008 LIBGC_LIBS=
1009 LIBGC_STATIC_LIBS=
1010 libgc_dir=
1011 case "x$gc" in
1012         xboehm|xbohem|xyes)
1013                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
1014                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
1015
1016                 if test "x$found_boehm" != "xyes"; then
1017                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
1018                 fi
1019                 if test "x$gc_headers" != "xyes"; then
1020                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
1021                 fi
1022
1023                 LIBGC_LIBS="-lgc $libdl"
1024                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
1025                 libmono_ldflags="$libmono_ldflags -lgc"
1026                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
1027
1028                 # AC_CHECK_FUNCS does not work for some reason...
1029                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
1030                 if test "x$found_gcj_malloc" = "xyes"; then
1031                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
1032                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
1033                         gc_msg="System Boehm with typed GC"
1034                 else
1035                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
1036                         gc_msg="System Boehm (without typed GC)"
1037                 fi
1038                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
1039                 if test "x$found_gc_enable" = "xyes"; then
1040                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
1041                 fi
1042
1043                 # check whether we need to explicitly allow
1044                 # thread registering
1045                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
1046                 if test "x$found_allow_register_threads" = "xyes"; then
1047                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
1048                 fi
1049
1050                 ;;
1051
1052         xincluded)
1053                 use_included_gc=yes
1054                 libgc_dir=libgc
1055
1056                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
1057                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
1058                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
1059
1060                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
1061
1062                 if test x$target_win32 = xyes; then
1063                         BOEHM_DEFINES="$BOEHM_DEFINES -DGC_NOT_DLL"
1064                         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DGC_BUILD -DGC_NOT_DLL"
1065                 fi
1066
1067                 gc_msg="bundled Boehm GC with typed GC"
1068                 if test x$enable_parallel_mark = xyes; then
1069                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
1070                         gc_msg="$gc_msg and parallel mark"
1071                 else
1072                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
1073                 fi
1074                 ;;
1075
1076         xsgen)
1077                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
1078                 ;;
1079
1080         xnone)
1081                 AC_MSG_WARN("Compiling mono without GC.")
1082                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
1083                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
1084                 ;;
1085         *)
1086                 AC_MSG_ERROR([Invalid argument to --with-gc.])
1087                 ;;
1088 esac
1089
1090 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
1091 if test "x$large_heap" = "xyes"; then
1092    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
1093 fi
1094
1095 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
1096 AC_SUBST(LIBGC_CPPFLAGS)
1097 AC_SUBST(LIBGC_LIBS)
1098 AC_SUBST(LIBGC_STATIC_LIBS)
1099 AC_SUBST(libgc_dir)
1100 AC_SUBST(BOEHM_DEFINES)
1101
1102 dnl
1103 dnl End of libgc checks
1104 dnl
1105
1106 dnl *************************************
1107 dnl *** Checks for zero length arrays ***
1108 dnl *************************************
1109 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1110 AC_TRY_COMPILE([
1111         struct s {
1112                 int  length;
1113                 char data [0];
1114         };
1115 ], [], [
1116         AC_MSG_RESULT(yes)
1117         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1118 ], [
1119         AC_MSG_RESULT(no)
1120         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1121 ])
1122
1123 AC_CHECK_HEADERS(nacl/nacl_dyncode.h)
1124
1125 if test x$target_win32 = xno; then
1126
1127         dnl hires monotonic clock support
1128         AC_SEARCH_LIBS(clock_gettime, rt)
1129
1130         dnl dynamic loader support
1131         AC_CHECK_FUNC(dlopen, DL_LIB="",
1132                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1133         )
1134         if test x$dl_support = xno; then
1135                 AC_MSG_WARN([No dynamic loading support available])
1136         else
1137                 LIBS="$LIBS $DL_LIB"
1138                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1139                 dnl from glib's configure.in
1140                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1141                         mono_cv_uscore,[
1142                         AC_TRY_RUN([#include <dlfcn.h>
1143                         int mono_underscore_test (void) { return 42; }
1144                         int main() {
1145                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1146                           handle = dlopen ((void*)0, 0);
1147                           if (handle) {
1148                             f1 = dlsym (handle, "mono_underscore_test");
1149                             f2 = dlsym (handle, "_mono_underscore_test");
1150                           } return (!f2 || f1);
1151                         }],
1152                                 [mono_cv_uscore=yes],
1153                                 [mono_cv_uscore=no],
1154                         [])
1155                 ])
1156                 if test "x$mono_cv_uscore" = "xyes"; then
1157                         MONO_DL_NEED_USCORE=1
1158                 else
1159                         MONO_DL_NEED_USCORE=0
1160                 fi
1161                 AC_SUBST(MONO_DL_NEED_USCORE)
1162                 AC_CHECK_FUNC(dlerror)
1163         fi
1164
1165         dnl ******************************************************************
1166         dnl *** Checks for the IKVM JNI interface library                  ***
1167         dnl ******************************************************************
1168         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])
1169
1170         ikvm_native_dir=
1171         if test x$with_ikvm_native = xyes; then
1172                 ikvm_native_dir=ikvm-native
1173                 jdk_headers_found="IKVM Native"
1174         fi
1175
1176         AC_SUBST(ikvm_native_dir)
1177
1178         AC_CHECK_HEADERS(execinfo.h)
1179
1180         AC_CHECK_HEADERS(sys/auxv.h)
1181
1182         AC_CHECK_FUNCS(getgrgid_r)
1183         AC_CHECK_FUNCS(getgrnam_r)
1184         AC_CHECK_FUNCS(getpwnam_r)
1185         AC_CHECK_FUNCS(getpwuid_r)
1186         AC_CHECK_FUNCS(getresuid)
1187         AC_CHECK_FUNCS(setresuid)
1188         AC_CHECK_FUNCS(kqueue)
1189         AC_CHECK_FUNCS(backtrace_symbols)
1190         AC_CHECK_FUNCS(mkstemp)
1191         AC_CHECK_FUNCS(mmap)
1192         AC_CHECK_FUNCS(madvise)
1193         AC_CHECK_FUNCS(getrusage)
1194         AC_CHECK_FUNCS(getpriority)
1195         AC_CHECK_FUNCS(setpriority)
1196         AC_CHECK_FUNCS(dl_iterate_phdr)
1197         AC_CHECK_FUNCS(dladdr)
1198         AC_CHECK_FUNCS(sysconf)
1199
1200         AC_CHECK_FUNCS(sched_setaffinity)
1201         AC_CHECK_FUNCS(sched_getcpu)
1202
1203         dnl ****************************************************************
1204         dnl *** Check for sched_setaffinity from glibc versions before   ***
1205         dnl *** 2.3.4. The older versions of the function only take 2    ***
1206         dnl *** parameters, not 3.                                       ***
1207         dnl ***                                                          ***
1208         dnl *** Because the interface change was not made in a minor     ***
1209         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1210         dnl *** won't always indicate the interface sched_affinity has.  ***
1211         dnl ****************************************************************
1212         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1213         AC_TRY_COMPILE([#include <sched.h>], [
1214             int mask = 1;
1215             sched_setaffinity(0, &mask);
1216                         return 0;
1217         ], [
1218                 # Yes, we have it...
1219                 AC_MSG_RESULT(yes)
1220                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1221         ], [
1222                 # We have the new, three-parameter version
1223                 AC_MSG_RESULT(no)
1224         ])
1225
1226
1227         dnl ******************************************************************
1228         dnl *** Check for large file support                               ***
1229         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1230         dnl ******************************************************************
1231
1232         # Check that off_t can represent 2**63 - 1 correctly, working around
1233         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1234         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1235         large_offt=no
1236         AC_DEFUN([LARGE_FILES], [
1237                 large_CPPFLAGS=$CPPFLAGS
1238                 CPPFLAGS="$CPPFLAGS $1"
1239                 AC_TRY_COMPILE([
1240                         #include <sys/types.h>
1241                         #include <limits.h>
1242                 ], [
1243                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1244                         #define COMPILE_TIME_ASSERT(pred) \
1245                                 switch(0){case 0:case pred:;}
1246                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1247                 ], [
1248                         AC_MSG_RESULT(ok)
1249                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1250                         large_CPPFLAGS="$large_CPPFLAGS $1"
1251                         large_offt=yes
1252                 ], [
1253                         AC_MSG_RESULT(no)
1254                 ])
1255                 CPPFLAGS=$large_CPPFLAGS
1256         ])
1257
1258         AC_MSG_CHECKING(if off_t is 64 bits wide)
1259         LARGE_FILES("")
1260         if test $large_offt = no; then
1261                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1262                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1263         fi
1264         if test $large_offt = no; then
1265                 AC_MSG_WARN([No 64 bit file size support available])
1266         fi
1267
1268         dnl *****************************
1269         dnl *** Checks for libsocket  ***
1270         dnl *****************************
1271         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1272
1273         case "$host" in
1274                 *-*-*freebsd*)
1275                         dnl *****************************
1276                         dnl *** Checks for libinotify ***
1277                         dnl *****************************
1278                         AC_CHECK_LIB(inotify, inotify_init, LIBS="$LIBS -linotify")
1279         esac
1280
1281         dnl *******************************
1282         dnl *** Checks for MSG_NOSIGNAL ***
1283         dnl *******************************
1284         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1285         AC_TRY_COMPILE([#include <sys/socket.h>], [
1286                 int f = MSG_NOSIGNAL;
1287         ], [
1288                 # Yes, we have it...
1289                 AC_MSG_RESULT(yes)
1290                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1291         ], [
1292                 # We'll have to use signals
1293                 AC_MSG_RESULT(no)
1294         ])
1295
1296         dnl *****************************
1297         dnl *** Checks for IPPROTO_IP ***
1298         dnl *****************************
1299         AC_MSG_CHECKING(for IPPROTO_IP)
1300         AC_TRY_COMPILE([#include <netinet/in.h>], [
1301                 int level = IPPROTO_IP;
1302         ], [
1303                 # Yes, we have it...
1304                 AC_MSG_RESULT(yes)
1305                 AC_DEFINE(HAVE_IPPROTO_IP, 1, [Have IPPROTO_IP])
1306         ], [
1307                 # We'll have to use getprotobyname
1308                 AC_MSG_RESULT(no)
1309         ])
1310
1311         dnl *******************************
1312         dnl *** Checks for IPPROTO_IPV6 ***
1313         dnl *******************************
1314         AC_MSG_CHECKING(for IPPROTO_IPV6)
1315         AC_TRY_COMPILE([#include <netinet/in.h>], [
1316                 int level = IPPROTO_IPV6;
1317         ], [
1318                 # Yes, we have it...
1319                 AC_MSG_RESULT(yes)
1320                 AC_DEFINE(HAVE_IPPROTO_IPV6, 1, [Have IPPROTO_IPV6])
1321         ], [
1322                 # We'll have to use getprotobyname
1323                 AC_MSG_RESULT(no)
1324         ])
1325
1326         dnl ******************************
1327         dnl *** Checks for IPPROTO_TCP ***
1328         dnl ******************************
1329         AC_MSG_CHECKING(for IPPROTO_TCP)
1330         AC_TRY_COMPILE([#include <netinet/in.h>], [
1331                 int level = IPPROTO_TCP;
1332         ], [
1333                 # Yes, we have it...
1334                 AC_MSG_RESULT(yes)
1335                 AC_DEFINE(HAVE_IPPROTO_TCP, 1, [Have IPPROTO_TCP])
1336         ], [
1337                 # We'll have to use getprotobyname
1338                 AC_MSG_RESULT(no)
1339         ])
1340
1341         dnl *****************************
1342         dnl *** Checks for SOL_IP     ***
1343         dnl *****************************
1344         AC_MSG_CHECKING(for SOL_IP)
1345         AC_TRY_COMPILE([#include <netdb.h>], [
1346                 int level = SOL_IP;
1347         ], [
1348                 # Yes, we have it...
1349                 AC_MSG_RESULT(yes)
1350                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1351         ], [
1352                 # We'll have to use getprotobyname
1353                 AC_MSG_RESULT(no)
1354         ])
1355
1356         dnl *****************************
1357         dnl *** Checks for SOL_IPV6     ***
1358         dnl *****************************
1359         AC_MSG_CHECKING(for SOL_IPV6)
1360         AC_TRY_COMPILE([#include <netdb.h>], [
1361                 int level = SOL_IPV6;
1362         ], [
1363                 # Yes, we have it...
1364                 AC_MSG_RESULT(yes)
1365                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1366         ], [
1367                 # We'll have to use getprotobyname
1368                 AC_MSG_RESULT(no)
1369         ])
1370
1371         dnl *****************************
1372         dnl *** Checks for SOL_TCP    ***
1373         dnl *****************************
1374         AC_MSG_CHECKING(for SOL_TCP)
1375         AC_TRY_COMPILE([#include <netdb.h>], [
1376                 int level = SOL_TCP;
1377         ], [
1378                 # Yes, we have it...
1379                 AC_MSG_RESULT(yes)
1380                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1381         ], [
1382                 # We'll have to use getprotobyname
1383                 AC_MSG_RESULT(no)
1384         ])
1385
1386         dnl *****************************
1387         dnl *** Checks for IP_PKTINFO ***
1388         dnl *****************************
1389         AC_MSG_CHECKING(for IP_PKTINFO)
1390         AC_TRY_COMPILE([#include <linux/in.h>], [
1391                 int level = IP_PKTINFO;
1392         ], [
1393                 # Yes, we have it...
1394                 AC_MSG_RESULT(yes)
1395                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1396         ], [
1397                 AC_MSG_RESULT(no)
1398         ])
1399
1400         dnl *****************************
1401         dnl *** Checks for IPV6_PKTINFO ***
1402         dnl *****************************
1403         AC_MSG_CHECKING(for IPV6_PKTINFO)
1404         AC_TRY_COMPILE([#include <netdb.h>], [
1405                 int level = IPV6_PKTINFO;
1406         ], [
1407                 # Yes, we have it...
1408                 AC_MSG_RESULT(yes)
1409                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1410         ], [
1411                 AC_MSG_RESULT(no)
1412         ])
1413
1414         dnl **********************************
1415         dnl *** Checks for IP_DONTFRAG     ***
1416         dnl **********************************
1417         AC_MSG_CHECKING(for IP_DONTFRAG)
1418         AC_TRY_COMPILE([#include <netinet/in.h>], [
1419                 int level = IP_DONTFRAG;
1420         ], [
1421                 # Yes, we have it...
1422                 AC_MSG_RESULT(yes)
1423                 AC_DEFINE(HAVE_IP_DONTFRAG, 1, [Have IP_DONTFRAG])
1424         ], [
1425                 AC_MSG_RESULT(no)
1426         ])
1427
1428         dnl **********************************
1429         dnl *** Checks for IP_DONTFRAGMENT ***
1430         dnl **********************************
1431         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1432         AC_TRY_COMPILE([#include <Ws2ipdef.h>], [
1433                 int level = IP_DONTFRAGMENT;
1434         ], [
1435                 # Yes, we have it...
1436                 AC_MSG_RESULT(yes)
1437                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1438         ], [
1439                 AC_MSG_RESULT(no)
1440         ])
1441
1442         dnl **********************************
1443         dnl *** Checks for IP_MTU_DISCOVER ***
1444         dnl **********************************
1445         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1446         AC_TRY_COMPILE([#include <linux/in.h>], [
1447                 int level = IP_MTU_DISCOVER;
1448         ], [
1449                 # Yes, we have it...
1450                 AC_MSG_RESULT(yes)
1451                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1452         ], [
1453                 AC_MSG_RESULT(no)
1454         ])
1455
1456         dnl **********************************
1457         dnl *** Checks for  IP_PMTUDISC_DO ***
1458         dnl **********************************
1459         AC_MSG_CHECKING(for IP_PMTUDISC_DO)
1460         AC_TRY_COMPILE([#include <linux/in.h>], [
1461                 int level = IP_PMTUDISC_DO;
1462         ], [
1463                 # Yes, we have it...
1464                 AC_MSG_RESULT(yes)
1465                 AC_DEFINE(HAVE_IP_PMTUDISC_DO, 1, [Have IP_PMTUDISC_DO])
1466         ], [
1467                 AC_MSG_RESULT(no)
1468         ])
1469
1470         dnl *********************************
1471         dnl *** Check for struct ip_mreqn ***
1472         dnl *********************************
1473         AC_MSG_CHECKING(for struct ip_mreqn)
1474         AC_TRY_COMPILE([#include <netinet/in.h>], [
1475                 struct ip_mreqn mreq;
1476                 mreq.imr_address.s_addr = 0;
1477         ], [
1478                 # Yes, we have it...
1479                 AC_MSG_RESULT(yes)
1480                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1481         ], [
1482                 # We'll just have to try and use struct ip_mreq
1483                 AC_MSG_RESULT(no)
1484                 AC_MSG_CHECKING(for struct ip_mreq)
1485                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1486                         struct ip_mreq mreq;
1487                         mreq.imr_interface.s_addr = 0;
1488                 ], [
1489                         # Yes, we have it...
1490                         AC_MSG_RESULT(yes)
1491                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1492                 ], [
1493                         # No multicast support
1494                         AC_MSG_RESULT(no)
1495                 ])
1496         ])
1497
1498         dnl **********************************
1499         dnl *** Check for gethostbyname2_r ***
1500         dnl **********************************
1501         AC_MSG_CHECKING(for gethostbyname2_r)
1502                 AC_TRY_LINK([#include <netdb.h>], [
1503                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1504         ], [
1505                 # Yes, we have it...
1506                 AC_MSG_RESULT(yes)
1507                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1508         ], [
1509                 AC_MSG_RESULT(no)
1510         ])
1511
1512         dnl *****************************
1513         dnl *** Checks for libnsl     ***
1514         dnl *****************************
1515         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1516
1517         AC_CHECK_FUNCS(inet_pton inet_aton)
1518
1519         dnl ***********************************************
1520         dnl *** Checks for size of sockaddr_un.sun_path ***
1521         dnl ***********************************************
1522         # AC_CHECK_SIZEOF can't cope with struct members :-(
1523         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1524         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1525                 [AC_TRY_RUN([
1526                         #include <sys/types.h>
1527                         #include <stdio.h>
1528                         #include <sys/un.h>
1529
1530                         int main(void) {
1531                                 struct sockaddr_un sock_un;
1532                                 FILE *f=fopen("conftestval", "w");
1533                                 if(!f) exit(1);
1534                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1535                                 exit(0);
1536                         }
1537                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1538                    mono_cv_sizeof_sunpath=0,
1539                    mono_cv_sizeof_sunpath=0)])dnl
1540         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1541         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1542
1543         dnl *****************************
1544         dnl *** Checks for libxnet    ***
1545         dnl *****************************
1546         case "${host}" in
1547                 *solaris* )
1548                         AC_MSG_CHECKING(for Solaris XPG4 support)
1549                         if test -f /usr/lib/libxnet.so; then
1550                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1551                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1552                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1553                                 LIBS="$LIBS -lxnet"
1554                                 AC_MSG_RESULT(yes)
1555                         else
1556                                 AC_MSG_RESULT(no)
1557                         fi
1558
1559                         if test "$GCC" = "yes"; then
1560                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1561                         fi
1562                 ;;
1563         esac
1564
1565         dnl *****************************
1566         dnl *** Checks for libpthread ***
1567         dnl *****************************
1568 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1569 # and libpthread does not exist
1570 #
1571         case "${host}" in
1572                 *-*-*freebsd*)
1573                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1574                 ;;
1575                 *-*-*openbsd*)
1576                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1577                 ;;
1578                 *)
1579                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1580                 ;;
1581         esac
1582         AC_CHECK_HEADERS(pthread.h)
1583         AC_CHECK_HEADERS(pthread_np.h)
1584         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1585         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np pthread_setname_np)
1586         AC_CHECK_FUNCS(pthread_kill)
1587         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1588         AC_TRY_COMPILE([ #include <pthread.h>], [
1589                 pthread_mutexattr_t attr;
1590                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1591         ], [
1592                 AC_MSG_RESULT(ok)
1593         ], [
1594                 AC_MSG_RESULT(no)
1595                 AC_ERROR(Posix system lacks support for recursive mutexes)
1596         ])
1597         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1598         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1599         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1600
1601         dnl ***********************************
1602         dnl *** Checks for signals
1603         dnl ***********************************
1604         AC_CHECK_HEADERS(signal.h)
1605         AC_CHECK_FUNCS(sigaction)
1606
1607         dnl ***********************************
1608         dnl *** Checks for working __thread ***
1609         dnl ***********************************
1610         AC_MSG_CHECKING(for working __thread)
1611         if test "x$with_tls" != "x__thread"; then
1612                 AC_MSG_RESULT(disabled)
1613         elif test "x$cross_compiling" = "xyes"; then
1614                 AC_MSG_RESULT(cross compiling, assuming yes)
1615         else
1616                 AC_TRY_RUN([
1617                         #if defined(__APPLE__) && defined(__clang__)
1618                         #error "__thread does not currently work with clang on Mac OS X"
1619                         #endif
1620
1621                         #include <pthread.h>
1622                         __thread int i;
1623                         static int res1, res2;
1624
1625                         void thread_main (void *arg)
1626                         {
1627                                 i = arg;
1628                                 sleep (1);
1629                                 if (arg == 1)
1630                                         res1 = (i == arg);
1631                                 else
1632                                         res2 = (i == arg);
1633                         }
1634
1635                         int main () {
1636                                 pthread_t t1, t2;
1637
1638                                 i = 5;
1639
1640                                 pthread_create (&t1, NULL, thread_main, 1);
1641                                 pthread_create (&t2, NULL, thread_main, 2);
1642
1643                                 pthread_join (t1, NULL);
1644                                 pthread_join (t2, NULL);
1645
1646                                 return !(res1 + res2 == 2);
1647                         }
1648                 ], [
1649                                 AC_MSG_RESULT(yes)
1650                 ], [
1651                                 AC_MSG_RESULT(no)
1652                                 with_tls=pthread
1653                 ])
1654         fi
1655
1656         dnl **************************************
1657         dnl *** Checks for working sigaltstack ***
1658         dnl **************************************
1659         AC_MSG_CHECKING(for working sigaltstack)
1660         if test "x$with_sigaltstack" != "xyes"; then
1661                 AC_MSG_RESULT(disabled)
1662         elif test "x$cross_compiling" = "xyes"; then
1663                 AC_MSG_RESULT(cross compiling, assuming yes)
1664         else
1665                 AC_TRY_RUN([
1666                         #include <stdio.h>
1667                         #include <stdlib.h>
1668                         #include <unistd.h>
1669                         #include <signal.h>
1670                         #include <pthread.h>
1671                         #include <sys/wait.h>
1672                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1673                         #define SA_STACK SA_ONSTACK
1674                         #endif
1675                         static void
1676                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1677                         {
1678                                 exit (0);
1679                         }
1680
1681                         volatile char*__ptr = NULL;
1682                         static void *
1683                         loop (void *ignored)
1684                         {
1685                                 *__ptr = 0;
1686                                 return NULL;
1687                         }
1688
1689                         static void
1690                         child ()
1691                         {
1692                                 struct sigaction sa;
1693                         #ifdef __APPLE__
1694                                 stack_t sas;
1695                         #else
1696                                 struct sigaltstack sas;
1697                         #endif
1698                                 pthread_t id;
1699                                 pthread_attr_t attr;
1700
1701                                 sa.sa_sigaction = sigsegv_signal_handler;
1702                                 sigemptyset (&sa.sa_mask);
1703                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1704                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1705                                         perror ("sigaction");
1706                                         return;
1707                                 }
1708
1709                                 /* x86 darwin deliver segfaults using SIGBUS */
1710                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1711                                         perror ("sigaction");
1712                                         return;
1713                                 }
1714                                 sas.ss_sp = malloc (SIGSTKSZ);
1715                                 sas.ss_size = SIGSTKSZ;
1716                                 sas.ss_flags = 0;
1717                                 if (sigaltstack (&sas, NULL) == -1) {
1718                                         perror ("sigaltstack");
1719                                         return;
1720                                 }
1721
1722                                 pthread_attr_init (&attr);
1723                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1724                                         printf ("pthread_create\n");
1725                                         return;
1726                                 }
1727
1728                                 sleep (100);
1729                         }
1730
1731                         int
1732                         main ()
1733                         {
1734                                 pid_t son;
1735                                 int status;
1736                                 int i;
1737
1738                                 son = fork ();
1739                                 if (son == -1) {
1740                                         return 1;
1741                                 }
1742
1743                                 if (son == 0) {
1744                                         child ();
1745                                         return 0;
1746                                 }
1747
1748                                 for (i = 0; i < 300; ++i) {
1749                                         waitpid (son, &status, WNOHANG);
1750                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1751                                                 return 0;
1752                                         usleep (10000);
1753                                 }
1754
1755                                 kill (son, SIGKILL);
1756                                 return 1;
1757                         }
1758
1759                 ], [
1760                                 AC_MSG_RESULT(yes)
1761                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1762                 ], [
1763                                 with_sigaltstack=no
1764                                 AC_MSG_RESULT(no)
1765                 ])
1766         fi
1767
1768         dnl ********************************
1769         dnl *** Checks for semaphore lib ***
1770         dnl ********************************
1771         # 'Real Time' functions on Solaris
1772         # posix4 on Solaris 2.6
1773         # pthread (first!) on Linux
1774         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1775
1776         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1777         AC_CHECK_FUNCS(shm_open)
1778
1779         dnl ********************************
1780         dnl *** Checks for timezone stuff **
1781         dnl ********************************
1782         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1783                 AC_TRY_COMPILE([
1784                         #include <time.h>
1785                         ], [
1786                         struct tm tm;
1787                         tm.tm_gmtoff = 1;
1788                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1789         if test $ac_cv_struct_tm_gmtoff = yes; then
1790                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1791         else
1792                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1793                         AC_TRY_COMPILE([
1794                                 #include <time.h>
1795                         ], [
1796                                 timezone = 1;
1797                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1798                 if test $ac_cv_var_timezone = yes; then
1799                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1800                 else
1801                         AC_ERROR(unable to find a way to determine timezone)
1802                 fi
1803         fi
1804
1805         dnl *********************************
1806         dnl *** Checks for math functions ***
1807         dnl *********************************
1808         AC_SEARCH_LIBS(sqrtf, m)
1809         if test "x$has_broken_apple_cpp" != "xyes"; then
1810                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1811                         AC_TRY_LINK([#include <math.h>],
1812                         [ finite(0.0); ],
1813                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1814                         AC_MSG_RESULT(no)))
1815         fi
1816         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1817                 AC_TRY_LINK([#include <math.h>],
1818                 [ isfinite(0.0); ],
1819                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1820                 AC_MSG_RESULT(no)))
1821
1822         dnl ****************************************************************
1823         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1824         dnl *** have it in the library (duh))                            ***
1825         dnl ****************************************************************
1826         AC_CHECK_FUNCS(poll)
1827
1828         dnl *************************
1829         dnl *** Check for signbit ***
1830         dnl *************************
1831         AC_MSG_CHECKING(for signbit)
1832         AC_TRY_LINK([#include <math.h>], [
1833                 int s = signbit(1.0);
1834         ], [
1835                 AC_MSG_RESULT(yes)
1836                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1837         ], [
1838                 AC_MSG_RESULT(no)
1839         ])
1840
1841         dnl **********************************
1842         dnl *** epoll                      ***
1843         dnl **********************************
1844         if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xno"; then
1845                 AC_CHECK_HEADERS(sys/epoll.h)
1846                 haveepoll=no
1847                 AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1848                 if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes"; then
1849                         AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1850                 fi
1851         fi
1852
1853         havekqueue=no
1854
1855         AC_CHECK_HEADERS(sys/event.h)
1856         AC_CHECK_FUNCS(kqueue, [havekqueue=yes], )
1857
1858         dnl **************************************
1859         dnl * Darwin has a race that prevents us from using reliably:
1860         dnl * http://lists.apple.com/archives/darwin-dev/2011/Jun/msg00016.html
1861         dnl * Since kqueue is mostly used for scaling large web servers,
1862         dnl * and very few folks run Mono on large web servers on OSX, falling
1863         dnl * back
1864         dnl **************************************
1865         if test "x$havekqueue" = "xyes" -a "x$ac_cv_header_sys_event_h" = "xyes"; then
1866                 if test "x$platform_darwin" = "xno"; then
1867                         AC_DEFINE(USE_KQUEUE_FOR_THREADPOOL, 1, [Use kqueue for the threadpool])
1868                 fi
1869         fi
1870
1871         dnl ******************************
1872         dnl *** Checks for SIOCGIFCONF ***
1873         dnl ******************************
1874         AC_CHECK_HEADERS(sys/ioctl.h)
1875         AC_CHECK_HEADERS(net/if.h, [], [],
1876            [
1877            #ifdef HAVE_SYS_TYPES_H
1878            # include <sys/types.h>
1879            #endif
1880            #ifdef HAVE_SYS_SOCKET_H
1881            # include <sys/socket.h>
1882            #endif
1883            ])
1884         AC_MSG_CHECKING(for ifreq)
1885         AC_TRY_COMPILE([
1886                 #include <stdio.h>
1887                 #include <sys/ioctl.h>
1888                 #include <net/if.h>
1889                 ], [
1890                 struct ifconf ifc;
1891                 struct ifreq *ifr;
1892                 void *x;
1893                 ifc.ifc_len = 0;
1894                 ifc.ifc_buf = NULL;
1895                 x = (void *) &ifr->ifr_addr;
1896                 ],[
1897                         AC_MSG_RESULT(yes)
1898                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1899                 ], [
1900                         AC_MSG_RESULT(no)
1901                 ])
1902         dnl **********************************
1903         dnl ***     Checks for sin_len     ***
1904         dnl **********************************
1905         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1906         AC_TRY_COMPILE([
1907                 #include <netinet/in.h>
1908                 ], [
1909                 struct sockaddr_in saddr;
1910                 saddr.sin_len = sizeof (saddr);
1911                 ],[
1912                         AC_MSG_RESULT(yes)
1913                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1914                 ], [
1915                         AC_MSG_RESULT(no)
1916                 ])
1917         dnl **********************************
1918         dnl ***    Checks for sin6_len     ***
1919         dnl **********************************
1920         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1921         AC_TRY_COMPILE([
1922                 #include <netinet/in.h>
1923                 ], [
1924                 struct sockaddr_in6 saddr6;
1925                 saddr6.sin6_len = sizeof (saddr6);
1926                 ],[
1927                         AC_MSG_RESULT(yes)
1928                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1929                 ], [
1930                         AC_MSG_RESULT(no)
1931                 ])
1932         dnl **********************************
1933         dnl *** Check for getifaddrs       ***
1934         dnl **********************************
1935         AC_MSG_CHECKING(for getifaddrs)
1936                 AC_TRY_LINK([
1937                 #include <stdio.h>
1938                 #include <sys/types.h>
1939                 #include <sys/socket.h>
1940                 #include <ifaddrs.h>
1941         ], [
1942                 getifaddrs(NULL);
1943         ], [
1944                 # Yes, we have it...
1945                 AC_MSG_RESULT(yes)
1946                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
1947         ], [
1948                 AC_MSG_RESULT(no)
1949         ])
1950         dnl **********************************
1951         dnl *** Check for if_nametoindex   ***
1952         dnl **********************************
1953         AC_MSG_CHECKING(for if_nametoindex)
1954                 AC_TRY_LINK([
1955                 #include <stdio.h>
1956                 #include <sys/types.h>
1957                 #include <sys/socket.h>
1958                 #include <net/if.h>
1959         ], [
1960                 if_nametoindex(NULL);
1961         ], [
1962                 # Yes, we have it...
1963                 AC_MSG_RESULT(yes)
1964                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
1965         ], [
1966                 AC_MSG_RESULT(no)
1967         ])
1968
1969         dnl **********************************
1970         dnl *** Checks for MonoPosixHelper ***
1971         dnl **********************************
1972         AC_CHECK_HEADERS(checklist.h)
1973         AC_CHECK_HEADERS(pathconf.h)
1974         AC_CHECK_HEADERS(fstab.h)
1975         AC_CHECK_HEADERS(attr/xattr.h)
1976         AC_CHECK_HEADERS(sys/extattr.h)
1977         AC_CHECK_HEADERS(sys/sendfile.h)
1978         AC_CHECK_HEADERS(sys/statvfs.h)
1979         AC_CHECK_HEADERS(sys/statfs.h)
1980         AC_CHECK_HEADERS(sys/vfstab.h)
1981         AC_CHECK_HEADERS(sys/xattr.h)
1982         AC_CHECK_HEADERS(sys/mman.h)
1983         AC_CHECK_HEADERS(sys/param.h)
1984         AC_CHECK_HEADERS(sys/mount.h, [], [],
1985                 [
1986                 #ifdef HAVE_SYS_PARAM_H
1987                 # include <sys/param.h>
1988                 #endif
1989                 ])
1990         AC_CHECK_HEADERS(sys/mount.h)
1991         AC_CHECK_FUNCS(confstr)
1992         AC_CHECK_FUNCS(seekdir telldir)
1993         AC_CHECK_FUNCS(getdomainname)
1994         AC_CHECK_FUNCS(setdomainname)
1995         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
1996         AC_CHECK_FUNCS(setgroups)
1997         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
1998         AC_CHECK_FUNCS(getfsstat)
1999         AC_CHECK_FUNCS(lutimes futimes)
2000         AC_CHECK_FUNCS(mremap)
2001         AC_CHECK_FUNCS(remap_file_pages)
2002         AC_CHECK_FUNCS(posix_fadvise)
2003         AC_CHECK_FUNCS(posix_fallocate)
2004         AC_CHECK_FUNCS(posix_madvise)
2005         AC_CHECK_FUNCS(vsnprintf)
2006         AC_CHECK_FUNCS(sendfile)
2007         AC_CHECK_FUNCS(gethostid sethostid)
2008         AC_CHECK_FUNCS(sethostname)
2009         AC_CHECK_FUNCS(statfs)
2010         AC_CHECK_FUNCS(fstatfs)
2011         AC_CHECK_FUNCS(statvfs)
2012         AC_CHECK_FUNCS(fstatvfs)
2013         AC_CHECK_FUNCS(stime)
2014         AC_CHECK_FUNCS(strerror_r)
2015         AC_CHECK_FUNCS(ttyname_r)
2016         AC_CHECK_FUNCS(psignal)
2017         AC_CHECK_FUNCS(getlogin_r)
2018         AC_CHECK_FUNCS(lockf)
2019         AC_CHECK_FUNCS(swab)
2020         AC_CHECK_FUNCS(setusershell endusershell)
2021         AC_CHECK_FUNCS(futimens utimensat)
2022         AC_CHECK_FUNCS(fstatat mknodat readlinkat)
2023         AC_CHECK_FUNCS(readv writev preadv pwritev)
2024         AC_CHECK_FUNCS(setpgid)
2025         AC_CHECK_SIZEOF(size_t)
2026         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
2027                 [#include <sys/types.h>
2028                  #include <sys/stat.h>
2029                  #include <unistd.h>])
2030         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
2031                 [#include <sys/types.h>
2032                  #include <sys/stat.h>
2033                  #include <unistd.h>])
2034         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
2035                 [#include <sys/time.h>])
2036         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
2037                 [#include <unistd.h>
2038                  #include <fcntl.h>])
2039         AC_CHECK_TYPES([struct iovec], [AC_DEFINE(HAVE_STRUCT_IOVEC)], ,
2040                 [#include <sys/uio.h>])
2041         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
2042                 [#include <sys/poll.h>])
2043         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
2044                 [#include <sys/types.h>
2045                  #include <sys/stat.h>
2046                  #include <unistd.h>])
2047         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
2048                 [#include <time.h>])
2049         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
2050                 [#include <sys/time.h>
2051                  #include <sys/types.h>
2052                  #include <utime.h>])
2053         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
2054                 [#include <sys/time.h>])
2055         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
2056                 [#include <sys/types.h>
2057                  #include <utime.h>])
2058         AC_CHECK_MEMBERS(
2059                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
2060                 [#include <sys/types.h>
2061                  #include <dirent.h>])
2062         AC_CHECK_MEMBERS(
2063                 [struct passwd.pw_gecos],,,
2064                 [#include <sys/types.h>
2065                  #include <pwd.h>])
2066         AC_CHECK_MEMBERS(
2067                 [struct statfs.f_flags],,,
2068                 [#include <sys/types.h>
2069                  #include <sys/vfs.h>])
2070         AC_CHECK_MEMBERS(
2071                 [struct stat.st_atim, struct stat.st_mtim, struct stat.st_ctim],,,
2072                 [#include <sys/types.h>
2073                  #include <sys/stat.h>
2074                  #include <unistd.h>])
2075
2076         dnl Favour xattr through glibc, but use libattr if we have to
2077         AC_CHECK_FUNC(lsetxattr, ,
2078                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
2079         )
2080         AC_SUBST(XATTR_LIB)
2081
2082         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
2083         AC_CHECK_MEMBERS(
2084                 [struct kinfo_proc.kp_proc],,,
2085                 [#include <sys/types.h>
2086                  #include <sys/param.h>
2087                  #include <sys/sysctl.h>
2088                  #include <sys/proc.h>
2089                  ])
2090
2091         dnl *********************************
2092         dnl *** Checks for Windows compilation ***
2093         dnl *********************************
2094         AC_CHECK_HEADERS(sys/time.h)
2095         AC_CHECK_HEADERS(sys/param.h)
2096         AC_CHECK_HEADERS(dirent.h)
2097
2098         dnl ******************************************
2099         dnl *** Checks for OSX and iOS compilation ***
2100         dnl ******************************************
2101         AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
2102
2103         dnl *********************************
2104         dnl *** Check for Console 2.0 I/O ***
2105         dnl *********************************
2106         AC_CHECK_HEADERS([curses.h])
2107         AC_CHECK_HEADERS([term.h], [], [],
2108         [#if HAVE_CURSES_H
2109          #include <curses.h>
2110          #endif
2111         ])
2112         AC_CHECK_HEADERS([termios.h])
2113
2114         dnl * This is provided in io-layer, but on windows it's only available
2115         dnl * on xp+
2116         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
2117 else
2118         dnl *********************************
2119         dnl *** Checks for Windows compilation ***
2120         dnl *********************************
2121         AC_CHECK_HEADERS(winternl.h)
2122
2123         jdk_headers_found=no
2124         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
2125         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
2126         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
2127         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
2128         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
2129         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
2130         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
2131
2132         dnl *********************************
2133         dnl *** Check for struct ip_mreqn ***
2134         dnl *********************************
2135         AC_MSG_CHECKING(for struct ip_mreqn)
2136         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2137                 struct ip_mreqn mreq;
2138                 mreq.imr_address.s_addr = 0;
2139         ], [
2140                 # Yes, we have it...
2141                 AC_MSG_RESULT(yes)
2142                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
2143         ], [
2144                 # We'll just have to try and use struct ip_mreq
2145                 AC_MSG_RESULT(no)
2146                 AC_MSG_CHECKING(for struct ip_mreq)
2147                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2148                         struct ip_mreq mreq;
2149                         mreq.imr_interface.s_addr = 0;
2150                 ], [
2151                         # Yes, we have it...
2152                         AC_MSG_RESULT(yes)
2153                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
2154                 ], [
2155                         # No multicast support
2156                         AC_MSG_RESULT(no)
2157                 ])
2158         ])
2159         AC_CHECK_FUNCS(GetProcessId)
2160         AC_CHECK_DECLS(InterlockedExchange64, [], [], [[#include <windows.h>]])
2161         AC_CHECK_DECLS(InterlockedCompareExchange64, [], [], [[#include <windows.h>]])
2162         AC_CHECK_DECLS(InterlockedDecrement64, [], [], [[#include <windows.h>]])
2163         AC_CHECK_DECLS(InterlockedIncrement64, [], [], [[#include <windows.h>]])
2164         AC_CHECK_DECLS(InterlockedAdd, [], [], [[#include <windows.h>]])
2165         AC_CHECK_DECLS(InterlockedAdd64, [], [], [[#include <windows.h>]])
2166         AC_CHECK_DECLS(__readfsdword, [], [], [[#include <windows.h>]])
2167 fi
2168
2169 dnl socklen_t check
2170 AC_MSG_CHECKING(for socklen_t)
2171 AC_TRY_COMPILE([
2172 #include <sys/types.h>
2173 #include <sys/socket.h>
2174 ],[
2175   socklen_t foo;
2176 ],[
2177 ac_cv_c_socklen_t=yes
2178         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
2179         AC_MSG_RESULT(yes)
2180 ],[
2181         AC_MSG_RESULT(no)
2182 ])
2183
2184 AC_MSG_CHECKING(for array element initializer support)
2185 AC_TRY_COMPILE([#include <sys/socket.h>], [
2186         const int array[] = {[1] = 2,};
2187 ], [
2188         # Yes, we have it...
2189         AC_MSG_RESULT(yes)
2190         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
2191 ], [
2192         # We'll have to use signals
2193         AC_MSG_RESULT(no)
2194 ])
2195
2196 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
2197         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
2198         AC_TRY_LINK([#include <math.h>],
2199         [ static void *p = &trunc; ],
2200         [
2201                 AC_DEFINE(HAVE_TRUNC)
2202                 AC_MSG_RESULT(yes)
2203                 ac_cv_trunc=yes
2204         ],
2205         AC_MSG_RESULT(no)))
2206
2207 if test "x$ac_cv_truncl" != "xyes"; then
2208    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
2209 fi
2210
2211 AC_CHECK_FUNCS(round)
2212 AC_CHECK_FUNCS(rint)
2213 AC_CHECK_FUNCS(execvp)
2214
2215 dnl ****************************
2216 dnl *** Look for /dev/random ***
2217 dnl ****************************
2218
2219 AC_MSG_CHECKING([if usage of random device is requested])
2220 AC_ARG_ENABLE(dev-random,
2221 [  --disable-dev-random    disable the use of the random device (enabled by default)],
2222 try_dev_random=$enableval, try_dev_random=yes)
2223
2224 AC_MSG_RESULT($try_dev_random)
2225
2226 case "{$build}" in
2227     *-openbsd*)
2228     NAME_DEV_RANDOM="/dev/srandom"
2229     ;;
2230
2231 dnl Win32 does not have /dev/random, they have their own method...
2232
2233     *-mingw*|*-*-cygwin*)
2234     ac_cv_have_dev_random=no
2235     ;;
2236
2237 dnl Everywhere else, it's /dev/random
2238
2239     *)
2240     NAME_DEV_RANDOM="/dev/random"
2241     ;;
2242 esac
2243
2244 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2245
2246 dnl Now check if the device actually exists
2247
2248 if test "x$try_dev_random" = "xyes"; then
2249     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2250     [if test -r "$NAME_DEV_RANDOM" ; then
2251         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2252     if test "x$ac_cv_have_dev_random" = "xyes"; then
2253         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2254     fi
2255 else
2256     AC_MSG_CHECKING(for random device)
2257     ac_cv_have_dev_random=no
2258     AC_MSG_RESULT(has been disabled)
2259 fi
2260
2261 if test "x$host_win32" = "xyes"; then
2262     AC_DEFINE(HAVE_CRYPT_RNG)
2263 fi
2264
2265 if test "x$ac_cv_have_dev_random" = "xno" \
2266     && test "x$host_win32" = "xno"; then
2267     AC_MSG_WARN([[
2268 ***
2269 *** A system-provided entropy source was not found on this system.
2270 *** Because of this, the System.Security.Cryptography random number generator
2271 *** will throw a NotImplemented exception.
2272 ***
2273 *** If you are seeing this message, and you know your system DOES have an
2274 *** entropy collection in place, please contact <crichton@gimp.org> and
2275 *** provide information about the system and how to access the random device.
2276 ***
2277 *** Otherwise you can install either egd or prngd and set the environment
2278 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2279 ***]])
2280 fi
2281
2282 AC_MSG_CHECKING([if inter-process shared handles are requested])
2283 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2284 AC_MSG_RESULT($try_shared_handles)
2285 if test "x$try_shared_handles" != "xyes"; then
2286         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2287         AC_SUBST(DISABLE_SHARED_HANDLES)
2288 fi
2289
2290 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2291
2292 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2293 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2294
2295 AC_MSG_CHECKING([if big-arrays are to be enabled])
2296 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2297 if test "x$enable_big_arrays" = "xyes" ; then
2298     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2299         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2300     else
2301         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2302     fi
2303 fi
2304 AC_MSG_RESULT($enable_big_arrays)
2305
2306 dnl **************
2307 dnl *** DTRACE ***
2308 dnl **************
2309
2310 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2311
2312 if test "x$enable_dtrace" = "xyes"; then
2313    if test "x$has_dtrace" = "xno"; then
2314           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2315    fi
2316    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2317    if test "x$DTRACE" = "xno"; then
2318           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2319           enable_dtrace=no
2320    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2321           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2322           enable_dtrace=no
2323    fi
2324 fi
2325
2326 dtrace_g=no
2327 if test "x$enable_dtrace" = "xyes"; then
2328         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2329         DTRACEFLAGS=
2330         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2331                 case "$host" in
2332                         powerpc-*-darwin*)
2333                         DTRACEFLAGS="-arch ppc64"
2334                         ;;
2335                         i*86-*-darwin*)
2336                         DTRACEFLAGS="-arch x86_64"
2337                         ;;
2338                         *)
2339                         DTRACEFLAGS=-64
2340                         ;;
2341                 esac
2342         else
2343                 case "$host" in
2344                         powerpc-*-darwin*)
2345                         DTRACEFLAGS="-arch ppc"
2346                         ;;
2347                         i*86-*-darwin*)
2348                         DTRACEFLAGS="-arch i386"
2349                         ;;
2350                         *)
2351                         DTRACEFLAGS=-32
2352                         ;;
2353                 esac
2354         fi
2355         AC_SUBST(DTRACEFLAGS)
2356         case "$host" in
2357                 *-*-solaris*)
2358                 dtrace_g=yes
2359                 ;;
2360         esac
2361         AC_CHECK_HEADERS([sys/sdt.h])
2362 fi
2363 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2364 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2365
2366 dnl **************
2367 dnl ***  NaCl  ***
2368 dnl **************
2369
2370 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2371 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2372
2373 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2374
2375 dnl
2376 dnl Hack to use system mono for operations in build/install not allowed in NaCl.
2377 dnl
2378 nacl_self_host=""
2379 if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xyes"; then
2380    nacl_self_host="nacl_self_host"
2381 fi
2382 AC_SUBST(nacl_self_host)
2383
2384 if test "x$enable_nacl_codegen" = "xyes"; then
2385    MONO_NACL_ALIGN_MASK_OFF=1
2386    AC_DEFINE(TARGET_NACL, 1, [...])
2387    AC_DEFINE(__native_client_codegen__, 1, [...])
2388 else
2389    MONO_NACL_ALIGN_MASK_OFF=0
2390    AC_DEFINE(__default_codegen__, 1, [...])
2391 fi
2392 if test "x$enable_nacl_gc" = "xyes"; then
2393    if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2394       INSTRUMENT_CFLAG="-finstrument-for-thread-suspension"
2395    else
2396       # Not yet implemented
2397       INSTRUMENT_CFLAG=""
2398    fi
2399    CPPFLAGS="$CPPFLAGS $INSTRUMENT_CFLAG -D__native_client_gc__"
2400 fi
2401 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2402
2403 dnl **************
2404 dnl ***  LLVM  ***
2405 dnl **************
2406
2407 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2408 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2409 AC_ARG_ENABLE(llvm-version-check,[  --enable-llvm-version-check Check that the LLVM matches the version expected by mono], enable_llvm_version_check=$enableval, enable_llvm_version_check=no)
2410
2411 AC_ARG_WITH(llvm, [  --with-llvm=<llvm prefix>    Enable the LLVM back-end], enable_llvm=yes,)
2412
2413 if test "x$enable_llvm" = "xyes"; then
2414    if test "x$with_llvm" != "x"; then
2415           LLVM_CONFIG=$with_llvm/bin/llvm-config
2416           if test ! -x $LLVM_CONFIG; then
2417                  AC_MSG_ERROR([LLVM executable $LLVM_CONFIG not found.])
2418       fi
2419    else
2420       AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2421       if test "x$LLVM_CONFIG" = "xno"; then
2422              AC_MSG_ERROR([llvm-config not found.])
2423       fi
2424    fi
2425
2426    llvm_codegen="x86codegen"
2427    case "$target" in
2428    arm*)
2429                 llvm_codegen="armcodegen"
2430                 ;;
2431    esac
2432
2433    # The output of --cflags seems to include optimizations flags too
2434    LLVM_CFLAGS=`$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'`
2435    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2436    # from LLVM classes.
2437    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2438    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2439    # This might include empty lines
2440    LLVM_SYSTEM_LIBS=`$LLVM_CONFIG --system-libs 2>/dev/null | grep -- -`
2441    if test "x$host" != "x$target"; then
2442       # No need for jit libs
2443       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter`
2444    else
2445       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit $llvm_codegen`
2446    fi
2447    LLVM_LIBS="$LLVM_LIBS $LLVM_LDFLAGS $LLVM_SYSTEM_LIBS -lstdc++"
2448
2449    expected_llvm_version="3.4svn-mono-mono/e656cac"
2450
2451    # Should be something like '2.6' or '2.7svn'
2452    llvm_version=`$LLVM_CONFIG --version`
2453    major_version=`echo $llvm_version | cut -c 1`
2454    minor_version=`echo $llvm_version | cut -c 3`
2455    llvm_api_version=`$LLVM_CONFIG --mono-api-version 2>/dev/null`
2456    AC_MSG_CHECKING(LLVM version)
2457    AC_MSG_RESULT($llvm_version)
2458    if echo $llvm_version | grep -q 'mono'; then
2459           if test "x$enable_llvm_version_check" == "xyes"; then
2460                  if test "$llvm_version" != "$expected_llvm_version"; then
2461                         AC_MSG_ERROR([Expected llvm version $expected_llvm_version, but llvm-config --version returned $llvm_version"])
2462                  fi
2463           fi
2464           if test "x$llvm_api_version" = "x"; then
2465                 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=0"
2466           else
2467                 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2468           fi
2469    else
2470           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.])
2471    fi
2472
2473    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2474    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2475    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2476
2477    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2478    # llvm's config.h
2479    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2480
2481    AC_SUBST(LLVM_CFLAGS)
2482    AC_SUBST(LLVM_CXXFLAGS)
2483    AC_SUBST(LLVM_LIBS)
2484    AC_SUBST(LLVM_LDFLAGS)
2485    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2486 fi
2487
2488 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2489 if test "x$enable_loadedllvm" = "xyes"; then
2490    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2491 fi
2492 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2493
2494 TARGET="unknown"
2495 ACCESS_UNALIGNED="yes"
2496
2497 JIT_SUPPORTED=no
2498 INTERP_SUPPORTED=no
2499 LIBC="libc.so.6"
2500 INTL="libc.so.6"
2501 SQLITE="libsqlite.so.0"
2502 SQLITE3="libsqlite3.so.0"
2503 X11="libX11.so"
2504
2505 sizeof_register="SIZEOF_VOID_P"
2506
2507 jit_wanted=true
2508 interp_wanted=false
2509 sgen_supported=false
2510 case "$host" in
2511         mips*)
2512                 TARGET=MIPS;
2513                 arch_target=mips;
2514                 sgen_supported=true
2515                 ACCESS_UNALIGNED="no"
2516                 JIT_SUPPORTED=yes
2517
2518                 AC_MSG_CHECKING(for mips n32)
2519                 AC_TRY_COMPILE([],[
2520                 #if _MIPS_SIM != _ABIN32
2521                 #error Not mips n32
2522                 #endif
2523                 return 0;
2524                 ],[
2525                 AC_MSG_RESULT(yes)
2526                 sizeof_register=8
2527                 ],[
2528                 AC_MSG_RESULT(no)
2529                 ])
2530                 ;;
2531         i*86-*-*)
2532                 TARGET=X86;
2533                 arch_target=x86;
2534                 JIT_SUPPORTED=yes
2535                 case $host_os in
2536                   solaris*)
2537                         LIBC="libc.so"
2538                         INTL="libintl.so"
2539                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2540                                 TARGET=AMD64
2541                                 arch_target=amd64
2542                         fi
2543
2544                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2545                         # int astruct __attribute__ ((visibility ("hidden")));
2546                         # void foo ()
2547                         # {
2548                         #       void *p = &astruct;
2549                         # }
2550                         # gcc -fPIC --shared -o libfoo.so foo.c
2551                         # yields:
2552                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2553                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2554                         have_visibility_hidden=no
2555                         sgen_supported=true
2556                         ;;
2557                   mingw*|cygwin*)
2558                         sgen_supported=true
2559                         have_visibility_hidden=no
2560                         ;;
2561                   haiku*)
2562                         LIBC=libroot.so
2563                         ;;
2564                   linux*)
2565                         sgen_supported=true
2566                         AOT_SUPPORTED="yes"
2567                         ;;
2568                   darwin*)
2569                         sgen_supported=true
2570                         AOT_SUPPORTED="yes"
2571                         ;;
2572                   darwin*|openbsd*|freebsd*)
2573                         sgen_supported=true
2574                         ;;
2575                 esac
2576                 ;;
2577         x86_64-*-* | amd64-*-*)
2578                 TARGET=AMD64;
2579                 arch_target=amd64;
2580                 JIT_SUPPORTED=yes
2581                 if test "x$ac_cv_sizeof_void_p" = "x4"; then
2582                         AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2583                         sizeof_register=8
2584                 fi
2585                 case $host_os in
2586                   linux*)
2587                         sgen_supported=true
2588                         AOT_SUPPORTED="yes"
2589                         ;;
2590                   darwin*|openbsd*|freebsd*)
2591                         sgen_supported=true
2592                         ;;
2593                 esac
2594                 case "$host" in
2595                         x86_64-*-nacl*)
2596                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2597                                 sizeof_register=8
2598                                 ;;
2599                 esac
2600                 ;;
2601         ia64-*-*)
2602                 TARGET=IA64
2603                 arch_target=ia64
2604                 ACCESS_UNALIGNED="no"
2605                 JIT_SUPPORTED=yes
2606                 LIBC="libc.so.6.1"
2607                 INTL="libc.so.6.1"
2608                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2609                 libmono_ldflags="-lunwind"
2610                 ;;
2611         sparc*-*-*)
2612                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2613                    TARGET=SPARC64
2614                 else
2615                         TARGET=SPARC
2616                 fi
2617                 arch_target=sparc;
2618                 JIT_SUPPORTED=yes
2619                 ACCESS_UNALIGNED="no"
2620                 case $host_os in
2621                   linux*) ;;
2622                   *)
2623                         LIBC="libc.so"
2624                         INTL="libintl.so"
2625                 esac
2626                 if test x"$GCC" = xyes; then
2627                         # We don't support v8 cpus
2628                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2629                 fi
2630                 if test x"$AR" = xfalse; then
2631                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2632                 fi
2633                 sgen_supported=true
2634                 ;;
2635         *-mingw*|*-*-cygwin*)
2636                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2637                 have_visibility_hidden=no
2638                 INTL="intl"
2639                 ;;
2640         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2641         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2642                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2643                         TARGET=POWERPC64;
2644                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2645                         CFLAGS="$CFLAGS -mminimal-toc"
2646                 else
2647                         TARGET=POWERPC;
2648                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2649                 fi
2650                 arch_target=ppc;
2651                 JIT_SUPPORTED=yes
2652                 case $host_os in
2653                   linux*|darwin*)
2654                         sgen_supported=true
2655                         ;;
2656                 esac
2657                 ;;
2658         arm*-darwin*)
2659                 TARGET=ARM;
2660                 arch_target=arm;
2661                 ACCESS_UNALIGNED="no"
2662                 JIT_SUPPORTED=yes
2663                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2664                 # libgc's gc_locks.h depends on this
2665             CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC"
2666                 sgen_supported=true
2667                 ;;
2668         arm*-linux*)
2669                 TARGET=ARM;
2670                 arch_target=arm;
2671                 ACCESS_UNALIGNED="no"
2672                 JIT_SUPPORTED=yes
2673                 sgen_supported=true
2674                 AOT_SUPPORTED="yes"
2675                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2676                 ;;
2677 # TODO: make proper support for NaCl host.
2678 #        arm*-*nacl)
2679 #               TARGET=ARM;
2680 #               arch_target=arm;
2681 #               ACCESS_UNALIGNED="no"
2682 #               JIT_SUPPORTED=yes
2683 #               sgen_supported=true
2684 #               AOT_SUPPORTED="no"
2685 #               ;;
2686         s390x-*-linux*)
2687                 TARGET=S390X;
2688                 arch_target=s390x;
2689                 ACCESS_UNALIGNED="yes"
2690                 JIT_SUPPORTED=yes
2691                 sgen_supported=true
2692                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2693                 ;;
2694 esac
2695
2696 HOST=$TARGET
2697
2698 if test "x$host" != "x$target"; then
2699    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2700    enable_mcs_build=no
2701    case "$target" in
2702    arm*-darwin*)
2703                 TARGET=ARM;
2704                 arch_target=arm;
2705                 ACCESS_UNALIGNED="no"
2706                 JIT_SUPPORTED=yes
2707                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2708                 jit_wanted=true
2709                 # Can't use tls, since it depends on the runtime detection of tls offsets
2710                 # in mono-compiler.h
2711                 with_tls=pthread
2712                 ;;
2713    powerpc64-ps3-linux-gnu)
2714                 TARGET=POWERPC64
2715                 arch_target=powerpc64
2716                 AC_DEFINE(TARGET_PS3, 1, [...])
2717                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2718                 # uses this define
2719                 AC_DEFINE(__mono_ppc64__, 1, [...])
2720                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2721                 sizeof_register=8
2722                 target_byte_order=G_BIG_ENDIAN
2723                 ;;
2724
2725    powerpc64-xbox360-linux-gnu)
2726                 TARGET=POWERPC64
2727                 arch_target=powerpc64
2728                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2729                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2730                 # uses this define
2731                 sizeof_register=8
2732                 target_byte_order=G_BIG_ENDIAN
2733                 ;;
2734    x86_64-*-nacl)
2735                 TARGET=AMD64
2736                 arch_target=amd64
2737                 AC_DEFINE(TARGET_AMD64, 1, [...])
2738                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2739                 sizeof_register=8
2740                 ;;
2741 # TODO: make proper support for NaCl target.
2742 #   arm*-*nacl)
2743 #               TARGET=ARM
2744 #               arch_target=arm
2745 #               AC_DEFINE(TARGET_ARM, 1, [...])
2746 #               ACCESS_UNALIGNED="no"
2747 #               JIT_SUPPORTED=yes
2748 #               sizeof_register=4
2749 #               CPPFLAGS="$CPPFLAGS \
2750 #                    -D__ARM_EABI__ \
2751 #                    -D__arm__ \
2752 #                    -D__portable_native_client__ \
2753 #                    -Dtimezone=_timezone \
2754 #                    -DDISABLE_SOCKETS \
2755 #                    -DDISABLE_ATTACH \
2756 #                    -DUSE_NEWLIB"
2757 #               jit_wanted=true
2758                 # Can't use tls, since it depends on the runtime detection of tls offsets
2759                 # in mono-compiler.h
2760 #               with_tls=pthread
2761 #               ;;
2762    i686-*-nacl)
2763                 TARGET=X86
2764                 arch_target=x86
2765                 AC_DEFINE(TARGET_X86, 1, [...])
2766                 sizeof_register=4
2767                 ;;
2768    arm*-linux-*)
2769                 TARGET=ARM;
2770                 arch_target=arm;
2771                 AC_DEFINE(TARGET_ARM, 1, [...])
2772                 ACCESS_UNALIGNED="no"
2773                 JIT_SUPPORTED=yes
2774                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2775                 jit_wanted=true
2776                 # Can't use tls, since it depends on the runtime detection of tls offsets
2777                 # in mono-compiler.h
2778                 with_tls=pthread
2779                 target_mach=no
2780                 case "$target" in
2781                 armv7l-unknown-linux-gnueabi*)
2782                         # TEGRA
2783                         CPPFLAGS="$CPPFLAGS"
2784                         ;;
2785                 armv5-*-linux-androideabi*)
2786                         AC_DEFINE(TARGET_ANDROID, 1, [...])
2787                         CPPFLAGS="$CPPFLAGS"
2788                         ;;
2789                 esac
2790                 ;;
2791         *)
2792                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2793         esac
2794 fi
2795
2796 case "$TARGET" in
2797 X86)
2798         AC_DEFINE(TARGET_X86, 1, [...])
2799         ;;
2800 AMD64)
2801         AC_DEFINE(TARGET_AMD64, 1, [...])
2802         ;;
2803 ARM)
2804         AC_DEFINE(TARGET_ARM, 1, [...])
2805         ;;
2806 POWERPC)
2807         AC_DEFINE(TARGET_POWERPC, 1, [...])
2808         ;;
2809 POWERPC64)
2810         AC_DEFINE(TARGET_POWERPC, 1, [...])
2811         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2812         ;;
2813 S390X)
2814         AC_DEFINE(TARGET_S390X, 1, [...])
2815         ;;
2816 MIPS)
2817         AC_DEFINE(TARGET_MIPS, 1, [...])
2818         ;;
2819 IA64)
2820         AC_DEFINE(TARGET_IA64, 1, [...])
2821         ;;
2822 SPARC)
2823         AC_DEFINE(TARGET_SPARC, 1, [...])
2824         ;;
2825 SPARC64)
2826         AC_DEFINE(TARGET_SPARC64, 1, [...])
2827         ;;
2828 esac
2829
2830 dnl Use GCC atomic ops if they work on the target.
2831 if test x$GCC = "xyes"; then
2832         case $TARGET in
2833         X86 | AMD64 | ARM | POWERPC | POWERPC64 | MIPS | S390X | SPARC | SPARC64)
2834                 AC_DEFINE(USE_GCC_ATOMIC_OPS, 1, [...])
2835                 ;;
2836         esac
2837 fi
2838
2839 if test "x$target_mach" = "xyes"; then
2840    if test "x$TARGET" = "xARM"; then
2841           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
2842           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
2843           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
2844    else
2845        AC_TRY_COMPILE([#include "TargetConditionals.h"],[
2846        #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1
2847        #error fail this for ios
2848        #endif
2849        return 0;
2850        ], [
2851                   AC_DEFINE(TARGET_OSX,1,[The JIT/AOT targets OSX])
2852           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_OSX"
2853           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_OSX"
2854        ], [
2855           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
2856           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
2857           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
2858        ])
2859         fi
2860    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
2861 fi
2862
2863 if test "x$sizeof_register" = "x4"; then
2864    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2865 elif test "x$sizeof_register" = "x8"; then
2866    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2867 else
2868    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2869 fi
2870
2871 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2872    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2873 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2874    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2875 else
2876    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2877 fi
2878
2879 if test "x$have_visibility_hidden" = "xyes"; then
2880    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2881 fi
2882
2883 if test "x$have_deprecated" = "xyes"; then
2884    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2885 fi
2886
2887 dnl
2888 dnl Simple Generational checks (sgen)
2889 dnl
2890 if $sgen_supported; then
2891    build_sgen_default=yes
2892 else
2893    build_sgen_default=no
2894 fi
2895 SGEN_DEFINES=
2896 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2897 if test x$buildsgen = xyes; then
2898    if $sgen_supported; then
2899        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR"
2900        gc_msg="sgen and $gc_msg"
2901    else
2902        buildsgen=no
2903        AC_MSG_WARN("Sgen is not supported on this platform")
2904    fi
2905 fi
2906 AC_SUBST(SGEN_DEFINES)
2907 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2908
2909 USEJIT=false
2910 if test x$JIT_SUPPORTED = xyes; then
2911    if $jit_wanted; then
2912       USEJIT=true
2913       jit_status="Building and using the JIT"
2914    else
2915       if $interp_wanted; then
2916          jit_status="Building the JIT, defaulting to the interpreter"
2917       else
2918          AC_ERROR(No JIT or interpreter support available or selected.)
2919       fi
2920    fi
2921 else
2922    if test x$interp_wanted = xtrue; then
2923       jit_status="interpreter"
2924    else
2925       AC_ERROR(No JIT or interpreter support available or selected.)
2926    fi
2927 fi
2928
2929 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2930
2931 libsuffix=".so"
2932
2933 case "$host" in
2934      *-*-darwin*)
2935         libsuffix=".dylib"
2936         LIBC="libc.dylib"
2937         INTL="libintl.dylib"
2938         SQLITE="libsqlite.0.dylib"
2939         SQLITE3="libsqlite3.0.dylib"
2940         X11="libX11.dylib"
2941         ;;
2942      *-*-*netbsd*)
2943         LIBC="libc.so.12"
2944         INTL="libintl.so.0"
2945         ;;
2946     *-*-*freebsd*)
2947         LIBC="libc.so"
2948         INTL="libintl.so"
2949         SQLITE="libsqlite.so"
2950         SQLITE3="libsqlite3.so"
2951         ;;
2952     *-*-*openbsd*)
2953         LIBC="libc.so"
2954         INTL="libintl.so"
2955         SQLITE="libsqlite.so"
2956         SQLITE3="libsqlite3.so"
2957         ;;
2958     *-*-*linux*)
2959         AC_PATH_X
2960         dlsearch_path=`(libtool --config ; echo eval echo \\$sys_lib_dlsearch_path_spec) | sh`
2961         AC_MSG_CHECKING(for the soname of libX11.so)
2962         for i in $x_libraries $dlsearch_path; do
2963                 for r in 4 5 6; do
2964                         if test -f $i/libX11.so.$r; then
2965                                 X11=libX11.so.$r
2966                                 AC_MSG_RESULT($X11)
2967                         fi
2968                 done
2969         done
2970
2971         if test "x$X11" = "xlibX11.so"; then
2972                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? Assuming libX11.so.6...]);
2973                 X11=libX11.so.6
2974         fi
2975         ;;
2976 esac
2977
2978
2979 AC_SUBST(libsuffix)
2980
2981 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2982         if test "x$with_tls" = "x__thread"; then
2983                 #
2984                 # On some linux distributions, TLS works in executables, but linking
2985                 # against a shared library containing TLS fails with:
2986                 # undefined reference to `__tls_get_addr'
2987                 #
2988                 rm -f conftest.c conftest.so conftest
2989                 echo "static __thread int foo; int main () { foo = 5; return 0; }" > conftest.c
2990                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2991                 $CC -o conftest conftest.so > /dev/null 2>&1
2992                 if test ! -f conftest; then
2993                    AC_MSG_WARN([Disabling usage of __thread.]);
2994                    with_tls=pthread
2995                 fi
2996                 rm -f conftest.c conftest.so conftest
2997         fi
2998 fi
2999
3000 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
3001 if test "x$icall_symbol_map" = "xyes"; then
3002    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
3003 fi
3004
3005 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
3006 if test "x$icall_export" = "xyes"; then
3007    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
3008 fi
3009
3010 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
3011 if test "x$icall_tables" = "xno"; then
3012    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
3013 fi
3014
3015 if test "x$with_tls" = "x__thread"; then
3016         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
3017         # Pass the information to libgc
3018         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
3019         AC_MSG_CHECKING(if the tls_model attribute is supported)
3020         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
3021                 ], [
3022                         AC_MSG_RESULT(yes)
3023                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tls_model available])
3024                 ], [
3025                         AC_MSG_RESULT(no)
3026         ])
3027 fi
3028
3029 if test ${TARGET} = ARM; then
3030         dnl ******************************************
3031         dnl *** Check to see what FPU is available ***
3032         dnl ******************************************
3033         AC_MSG_CHECKING(which FPU to use)
3034
3035         #
3036         # This is a bit tricky:
3037         #
3038         # if (__ARM_PCS_VFP) {
3039         #       /* mfloat-abi=hard == VFP with hard ABI */
3040         # } elif (!__SOFTFP__) {
3041         #       /* mfloat-abi=softfp == VFP with soft ABI */
3042         # } else {
3043         #       /* mfloat-abi=soft == no VFP */
3044         # }
3045         #
3046         # The exception is iOS (w/ GCC) where none of the above
3047         # are defined (but iOS always uses the 'softfp' ABI).
3048         #
3049         # No support for FPA.
3050         #
3051
3052         fpu=NONE
3053
3054         # iOS GCC always uses the 'softfp' ABI.
3055         if test x"$GCC" = xyes && test x$platform_darwin = xyes; then
3056                 fpu=VFP
3057         fi
3058
3059         # Are we using the 'hard' ABI?
3060         if test x$fpu = xNONE; then
3061                 AC_TRY_COMPILE([], [
3062                         #ifndef __ARM_PCS_VFP
3063                         #error "Float ABI is not 'hard'"
3064                         #endif
3065                         return 0;
3066                 ], [
3067                         fpu=VFP_HARD
3068                 ], [
3069                         fpu=NONE
3070                 ])
3071         fi
3072
3073         # No 'hard' ABI. 'soft' or 'softfp'?
3074         if test x$fpu = xNONE; then
3075                 AC_TRY_COMPILE([], [
3076                         #ifdef __SOFTFP__
3077                         #error "Float ABI is not 'softfp'"
3078                         #endif
3079                         return 0;
3080                 ], [
3081                         fpu=VFP
3082                 ], [
3083                         fpu=NONE
3084                 ])
3085         fi
3086
3087         AC_MSG_RESULT($fpu)
3088         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
3089         unset fpu
3090
3091         dnl *********************************************
3092         dnl *** Check which ARM version(s) we can use ***
3093         dnl *********************************************
3094         AC_MSG_CHECKING(which ARM version to use)
3095
3096         AC_TRY_COMPILE([], [
3097                 #if !defined(__ARM_ARCH_5T__) && !defined(__ARM_ARCH_5TE__) && !defined(__ARM_ARCH_5TEJ__)
3098                 #error Not on ARM v5.
3099                 #endif
3100                 return 0;
3101         ], [
3102                 arm_v5=yes
3103
3104                 arm_ver=ARMv5
3105         ], [])
3106
3107         AC_TRY_COMPILE([], [
3108                 #if !defined(__ARM_ARCH_6J__) && !defined(__ARM_ARCH_6ZK__) && !defined(__ARM_ARCH_6K__) && !defined(__ARM_ARCH_6T2__) && !defined(__ARM_ARCH_6M__)
3109                 #error Not on ARM v6.
3110                 #endif
3111                 return 0;
3112         ], [
3113                 arm_v5=yes
3114                 arm_v6=yes
3115
3116                 arm_ver=ARMv6
3117         ], [])
3118
3119         AC_TRY_COMPILE([], [
3120                 #if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_7R__) && !defined(__ARM_ARCH_7EM__) && !defined(__ARM_ARCH_7M__) && !defined(__ARM_ARCH_7S__)
3121                 #error Not on ARM v7.
3122                 #endif
3123                 return 0;
3124         ], [
3125                 arm_v5=yes
3126                 arm_v6=yes
3127                 arm_v7=yes
3128
3129                 arm_ver=ARMv7
3130         ], [])
3131
3132         AC_MSG_RESULT($arm_ver)
3133
3134         if test x$arm_v5 = xyes; then
3135                 AC_DEFINE(HAVE_ARMV5, 1, [ARM v5])
3136                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV5=1"
3137         fi
3138
3139         if test x$arm_v6 = xyes; then
3140                 AC_DEFINE(HAVE_ARMV6, 1, [ARM v6])
3141                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV6=1"
3142         fi
3143
3144         if test x$arm_v7 = xyes; then
3145                 AC_DEFINE(HAVE_ARMV7, 1, [ARM v7])
3146                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV7=1"
3147         fi
3148 fi
3149
3150 if test ${TARGET} = ARM; then
3151         if test "x${with_jumptables}" = "xyes"; then
3152                 AC_DEFINE(USE_JUMP_TABLES, 1, Use jump tables in JIT)
3153         fi
3154 fi
3155
3156 if test ${TARGET} = unknown; then
3157         CPPFLAGS="$CPPFLAGS -DNO_PORT"
3158         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
3159 fi
3160
3161 if test ${ACCESS_UNALIGNED} = no; then
3162         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
3163 fi
3164
3165 case "x$gc" in
3166         xincluded)
3167                 # Pass CPPFLAGS to libgc configure
3168                 # We should use a separate variable for this to avoid passing useless and
3169                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
3170                 # This should be executed late so we pick up the final version of CPPFLAGS
3171                 # The problem with this approach, is that during a reconfigure, the main
3172                 # configure scripts gets invoked with these arguments, so we use separate
3173                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
3174                 TMP_CPPFLAGS="$CPPFLAGS $CPPFLAGS_FOR_LIBGC"
3175                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
3176                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
3177                 fi
3178                 # Don't pass -finstrument-for-thread-suspension in,
3179                 # if these are instrumented it will be very bad news
3180                 # (infinite recursion, undefined parking behavior, etc)
3181                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
3182                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
3183                 AC_CONFIG_SUBDIRS(libgc)
3184                 ;;
3185 esac
3186
3187 AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0/3.5 FX (defaults to yes)],            [], [with_profile2=yes])
3188 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                [], [with_profile4=yes])
3189 AC_ARG_WITH(profile4_5,[  --with-profile4_5=yes,no        If you want to install the 4.5 FX (defaults to yes)],                [], [with_profile4_5=yes])
3190 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid assemblies (defaults to no)],     [], [with_monodroid=no])
3191 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no,only    If you want to build the MonoTouch assemblies (defaults to no)],     [], [with_monotouch=no])
3192 AC_ARG_WITH(xammac,    [  --with-xammac=yes,no,only       If you want to build the Xamarin.Mac assemblies (defaults to no)],   [], [with_xammac=no])
3193
3194 OPROFILE=no
3195 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
3196         if test x$with_oprofile != xno; then
3197             oprofile_include=$with_oprofile/include
3198             if test ! -f $oprofile_include/opagent.h; then
3199                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
3200                 fi
3201             OPROFILE=yes
3202                 OPROFILE_CFLAGS="-I$oprofile_include"
3203             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
3204             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
3205         fi
3206 ])
3207
3208 MALLOC_MEMPOOLS=no
3209 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
3210         if test x$with_malloc_mempools = xyes; then
3211                 MALLOC_MEMPOOLS=yes
3212                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
3213         fi
3214 ])
3215
3216
3217 DISABLE_MCS_DOCS=no
3218 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
3219         if test x$with_mcs_docs != xyes; then
3220                 DISABLE_MCS_DOCS=yes
3221         fi
3222 ])
3223 if test x$with_profile4 != xyes; then
3224         DISABLE_MCS_DOCS=yes
3225 fi
3226
3227 AC_ARG_WITH(lazy_gc_thread_creation, [  --with-lazy-gc-thread-creation=yes|no      Enable lazy runtime thread creation, embedding host must do it explicitly (defaults to no)],[
3228         if test x$with_lazy_gc_thread_creation != xno ; then
3229                 AC_DEFINE(LAZY_GC_THREAD_CREATION,1,[Enable lazy gc thread creation by the embedding host.])
3230         fi
3231 ], [with_lazy_gc_thread_creation=no])
3232
3233 AC_CHECK_HEADER([malloc.h],
3234                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
3235                         [Define to 1 if you have /usr/include/malloc.h.])],,)
3236
3237 if test x"$GCC" = xyes; then
3238         # Implicit function declarations are not 64 bit safe
3239         # Do this late, since this causes lots of configure tests to fail
3240         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
3241         # jay has a lot of implicit declarations
3242         JAY_CFLAGS="-Wno-implicit-function-declaration"
3243 fi
3244
3245 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
3246 # instead of libmono-static.a
3247 if test "x$enable_shared" = "xno" -a "x$enable_executables" = "xyes"; then
3248    LIBMONO_LA=libmini-static.la
3249 else
3250    if test x$buildsgen = xyes; then
3251       LIBMONO_LA=libmonosgen-$API_VER.la
3252    else
3253       LIBMONO_LA=libmonoboehm-$API_VER.la
3254    fi
3255 fi
3256 AC_SUBST(LIBMONO_LA)
3257
3258 dnl
3259 dnl Consistency settings
3260 dnl
3261 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
3262    DISABLE_MCS_DOCS=yes
3263    with_profile2=no
3264    with_profile4=no
3265    with_profile4_5=no
3266    with_monodroid=no
3267    with_monotouch=no
3268    with_xammac=no
3269 fi
3270
3271 if test x$DISABLE_MCS_DOCS = xyes; then
3272    docs_dir=""
3273 else
3274    docs_dir=docs
3275 fi
3276 AC_SUBST(docs_dir)
3277
3278 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
3279 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
3280
3281 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
3282 AC_SUBST(OPROFILE_CFLAGS)
3283 AC_SUBST(OPROFILE_LIBS)
3284
3285 libmono_ldflags="$libmono_ldflags $LIBS"
3286
3287 AM_CONDITIONAL(INSTALL_2_0, [test "x$with_profile2" = xyes])
3288 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
3289 AM_CONDITIONAL(INSTALL_4_5, [test "x$with_profile4_5" = xyes])
3290 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
3291 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
3292 AM_CONDITIONAL(INSTALL_XAMMAC, [test "x$with_xammac" != "xno"])
3293 AM_CONDITIONAL(ONLY_MONOTOUCH, [test "x$with_monotouch" = "xonly"])
3294 AM_CONDITIONAL(ONLY_XAMMAC, [test "x$with_xammac" = "xonly"])
3295
3296 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
3297 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
3298 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
3299 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
3300 AM_CONDITIONAL(X86, test x$TARGET = xX86)
3301 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
3302 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
3303 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
3304 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
3305 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
3306 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
3307 AM_CONDITIONAL(S390X, test x$TARGET = xS390X)
3308 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
3309 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
3310 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
3311 AM_CONDITIONAL(CROSS_COMPILE, test "x$host" != "x$target")
3312
3313 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
3314 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
3315 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
3316
3317 AC_SUBST(LIBC)
3318 AC_SUBST(INTL)
3319 AC_SUBST(SQLITE)
3320 AC_SUBST(SQLITE3)
3321 AC_SUBST(X11)
3322 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
3323 AC_SUBST(arch_target)
3324 AC_SUBST(CFLAGS)
3325 AC_SUBST(CPPFLAGS)
3326 AC_SUBST(LDFLAGS)
3327
3328 mono_build_root=`pwd`
3329 AC_SUBST(mono_build_root)
3330
3331 if test x$USEJIT = xtrue; then
3332   mono_runtime=mono/mini/mono
3333 else
3334   mono_runtime=mono/interpreter/mint
3335 fi
3336 AC_SUBST(mono_runtime)
3337
3338 mono_cfg_root=$mono_build_root/runtime
3339 if test x$host_win32 = xyes; then
3340   if test "x$cross_compiling" = "xno"; then
3341     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
3342   else
3343     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
3344   fi
3345 else
3346   mono_cfg_dir=$mono_cfg_root/etc
3347 fi
3348 AC_SUBST(mono_cfg_dir)
3349
3350 AC_CONFIG_FILES([po/mcs/Makefile.in])
3351
3352 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
3353 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
3354
3355 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
3356 [   depth=../../../..
3357     case $srcdir in
3358     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3359     .) reldir=$depth ;;
3360     *) reldir=$depth/$srcdir ;;
3361     esac
3362     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
3363     cd runtime/etc/mono/1.0
3364     rm -f machine.config
3365     $LN_S $reldir/data/net_1_1/machine.config machine.config
3366     cd $depth
3367 ],[LN_S='$LN_S'])
3368
3369 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
3370 [   depth=../../../..
3371     case $srcdir in
3372     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3373     .) reldir=$depth ;;
3374     *) reldir=$depth/$srcdir ;;
3375     esac
3376     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3377     cd runtime/etc/mono/2.0
3378     rm -f machine.config
3379     $LN_S $reldir/data/net_2_0/machine.config machine.config
3380     cd $depth
3381 ],[LN_S='$LN_S'])
3382
3383 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3384 [   depth=../../../..
3385     case $srcdir in
3386     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3387     .) reldir=$depth ;;
3388     *) reldir=$depth/$srcdir ;;
3389     esac
3390     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3391     cd runtime/etc/mono/2.0
3392     rm -f web.config
3393     $LN_S $reldir/data/net_2_0/web.config web.config
3394     cd $depth
3395 ],[LN_S='$LN_S'])
3396
3397 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3398 [   depth=../../..
3399     case $srcdir in
3400     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3401     .) reldir=$depth ;;
3402     *) reldir=$depth/$srcdir ;;
3403     esac
3404     $ac_aux_dir/install-sh -d runtime/etc/mono/
3405     cd runtime/etc/mono/
3406     rm -f browscap.ini
3407     $LN_S $reldir/data/browscap.ini browscap.ini
3408     cd $depth
3409 ],[LN_S='$LN_S'])
3410
3411 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3412 [   depth=../../../../..
3413     case $srcdir in
3414     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3415     .) reldir=$depth ;;
3416     *) reldir=$depth/$srcdir ;;
3417     esac
3418     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3419     cd runtime/etc/mono/2.0/Browsers
3420     rm -f Compat.browser
3421     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3422     cd $depth
3423 ],[LN_S='$LN_S'])
3424
3425 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/Browsers/Compat.browser],
3426 [   depth=../../../../..
3427     case $srcdir in
3428     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3429     .) reldir=$depth ;;
3430     *) reldir=$depth/$srcdir ;;
3431     esac
3432     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0/Browsers/
3433     cd runtime/etc/mono/4.0/Browsers
3434     rm -f Compat.browser
3435     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3436     cd $depth
3437 ],[LN_S='$LN_S'])
3438
3439 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/Browsers/Compat.browser],
3440 [   depth=../../../../..
3441     case $srcdir in
3442     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3443     .) reldir=$depth ;;
3444     *) reldir=$depth/$srcdir ;;
3445     esac
3446     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5/Browsers/
3447     cd runtime/etc/mono/4.5/Browsers
3448     rm -f Compat.browser
3449     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3450     cd $depth
3451 ],[LN_S='$LN_S'])
3452
3453 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3454 [   depth=../../../..
3455     case $srcdir in
3456     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3457     .) reldir=$depth ;;
3458     *) reldir=$depth/$srcdir ;;
3459     esac
3460     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3461     cd runtime/etc/mono/4.0
3462     rm -f machine.config
3463     $LN_S $reldir/data/net_4_0/machine.config machine.config
3464     cd $depth
3465 ],[LN_S='$LN_S'])
3466
3467 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3468 [   depth=../../../..
3469     case $srcdir in
3470     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3471     .) reldir=$depth ;;
3472     *) reldir=$depth/$srcdir ;;
3473     esac
3474     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3475     cd runtime/etc/mono/4.0
3476     rm -f web.config
3477     $LN_S $reldir/data/net_4_0/web.config web.config
3478     cd $depth
3479 ],[LN_S='$LN_S'])
3480
3481 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3482 [   depth=../../../..
3483     case $srcdir in
3484     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3485     .) reldir=$depth ;;
3486     *) reldir=$depth/$srcdir ;;
3487     esac
3488     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3489     cd runtime/etc/mono/4.5
3490     rm -f machine.config
3491     $LN_S $reldir/data/net_4_5/machine.config machine.config
3492     cd $depth
3493 ],[LN_S='$LN_S'])
3494
3495 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3496 [   depth=../../../..
3497     case $srcdir in
3498     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3499     .) reldir=$depth ;;
3500     *) reldir=$depth/$srcdir ;;
3501     esac
3502     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3503     cd runtime/etc/mono/4.5
3504     rm -f web.config
3505     $LN_S $reldir/data/net_4_5/web.config web.config
3506     cd $depth
3507 ],[LN_S='$LN_S'])
3508
3509 AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/echo "copying selected/# "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])
3510
3511 AC_OUTPUT([
3512 Makefile
3513 mono-core.spec
3514 mono-uninstalled.pc
3515 scripts/mono-find-provides
3516 scripts/mono-find-requires
3517 mono/Makefile
3518 mono/utils/Makefile
3519 mono/metadata/Makefile
3520 mono/dis/Makefile
3521 mono/cil/Makefile
3522 mono/arch/Makefile
3523 mono/arch/x86/Makefile
3524 mono/arch/amd64/Makefile
3525 mono/arch/ppc/Makefile
3526 mono/arch/sparc/Makefile
3527 mono/arch/s390x/Makefile
3528 mono/arch/arm/Makefile
3529 mono/arch/ia64/Makefile
3530 mono/arch/mips/Makefile
3531 mono/interpreter/Makefile
3532 mono/tests/Makefile
3533 mono/tests/tests-config
3534 mono/tests/assemblyresolve/Makefile
3535 mono/tests/cas/Makefile
3536 mono/tests/cas/assembly/Makefile
3537 mono/tests/cas/demand/Makefile
3538 mono/tests/cas/inheritance/Makefile
3539 mono/tests/cas/linkdemand/Makefile
3540 mono/tests/cas/threads/Makefile
3541 mono/tests/gc-descriptors/Makefile
3542 mono/unit-tests/Makefile
3543 mono/benchmark/Makefile
3544 mono/monograph/Makefile
3545 mono/io-layer/Makefile
3546 mono/mini/Makefile
3547 mono/profiler/Makefile
3548 m4/Makefile
3549 ikvm-native/Makefile
3550 scripts/Makefile
3551 man/Makefile
3552 docs/Makefile
3553 data/Makefile
3554 data/net_2_0/Makefile
3555 data/net_4_0/Makefile
3556 data/net_4_5/Makefile
3557 data/net_2_0/Browsers/Makefile
3558 data/net_4_0/Browsers/Makefile
3559 data/net_4_5/Browsers/Makefile
3560 data/mint.pc
3561 data/mono-2.pc
3562 data/monosgen-2.pc
3563 data/mono.pc
3564 data/mono-cairo.pc
3565 data/mono-nunit.pc
3566 data/mono-options.pc
3567 data/mono-lineeditor.pc
3568 data/monodoc.pc
3569 data/mono.web.pc
3570 data/dotnet.pc
3571 data/dotnet35.pc
3572 data/wcf.pc
3573 data/cecil.pc
3574 data/system.web.extensions_1.0.pc
3575 data/system.web.extensions.design_1.0.pc
3576 data/system.web.mvc.pc
3577 data/system.web.mvc2.pc
3578 data/system.web.mvc3.pc
3579 data/aspnetwebstack.pc
3580 data/reactive.pc
3581 samples/Makefile
3582 support/Makefile
3583 data/config
3584 tools/Makefile
3585 tools/locale-builder/Makefile
3586 tools/sgen/Makefile
3587 runtime/Makefile
3588 msvc/Makefile
3589 po/Makefile
3590 ])
3591
3592 # Update all submodules recursively to ensure everything is checked out
3593 $srcdir/scripts/update_submodules
3594
3595 if test x$host_win32 = xyes; then
3596    # Get rid of 'cyg' prefixes in library names
3597    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3598    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3599    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3600    # executable doesn't work...
3601    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3602 fi
3603
3604 if test x$platform_darwin = xyes; then
3605    # This doesn't seem to be required and it slows down parallel builds
3606    sed -e 's,lock_old_archive_extraction=yes,lock_old_archive_extraction=no,g' < libtool > libtool.new && mv libtool.new libtool && chmod +x libtool
3607 fi
3608
3609 (
3610   case $prefix in
3611   NONE) prefix=$ac_default_prefix ;;
3612   esac
3613   case $exec_prefix in
3614   NONE) exec_prefix='${prefix}' ;;
3615   esac
3616
3617   #
3618   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3619   # any existing config.make.  This allows people to share the same source tree
3620   # with different build directories, one native and one cross
3621   #
3622   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3623
3624     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3625
3626     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3627     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3628     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3629     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3630     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3631     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3632     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3633     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3634
3635     case $INSTALL in
3636     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3637     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3638     esac
3639
3640     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3641
3642     export VERSION
3643     [myver=$($AWK 'BEGIN {
3644       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3645       if(length(vsplit [1]) > 4) {
3646         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3647       }
3648       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3649     }')]
3650
3651     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3652
3653     if test x$platform_darwin = xyes; then
3654       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3655     fi
3656
3657         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3658            enable_system_aot=yes
3659         fi
3660
3661         if test "x$enable_loadedllvm" = "xyes"; then
3662            # This seems to fail on the x86 buildbots
3663            enable_system_aot=no
3664         fi
3665
3666     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3667       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3668     fi
3669
3670     if test x$DISABLE_MCS_DOCS = xyes; then
3671       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3672     fi
3673
3674     if test x$has_extension_module != xno; then
3675         echo "EXTENSION_MODULE = 1" >> $srcdir/$mcsdir/build/config.make
3676     fi
3677
3678         default_profile=net_2_0
3679     if test -z "$INSTALL_4_0_TRUE"; then :
3680                 default_profile=net_4_0
3681     fi
3682     if test -z "$INSTALL_MONODROID_TRUE"; then :
3683                 default_profile=monodroid
3684     fi
3685     if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3686                 default_profile=monotouch
3687     fi
3688         if test -z "$INSTALL_XAMMAC_TRUE"; then :
3689                 default_profile=xammac
3690         fi
3691     if test -z "$INSTALL_4_5_TRUE"; then :
3692                 default_profile=net_4_5
3693     fi
3694
3695     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3696
3697     if test "x$test_bcl_opt" = "xyes"; then
3698       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3699     fi
3700
3701   fi
3702
3703   # if we have an olive folder, override the default settings
3704   if test -d $olivedir; then
3705
3706     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3707
3708       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3709
3710       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3711       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3712       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3713       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3714       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3715       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3716     fi
3717   fi
3718
3719 )
3720
3721 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3722
3723 echo "
3724         mcs source:    $mcsdir
3725
3726    Engine:
3727         GC:            $gc_msg
3728         TLS:           $with_tls
3729         SIGALTSTACK:   $with_sigaltstack
3730         Engine:        $jit_status
3731         oprofile:      $OPROFILE
3732         BigArrays:     $enable_big_arrays
3733         DTrace:        $enable_dtrace
3734         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3735
3736    Libraries:
3737         .NET 2.0/3.5:  $with_profile2
3738         .NET 4.0:      $with_profile4
3739         .NET 4.5:      $with_profile4_5
3740         MonoDroid:     $with_monodroid
3741         MonoTouch:     $with_monotouch
3742         Xamarin.Mac:   $with_xammac
3743         JNI support:   $jdk_headers_found
3744         libgdiplus:    $libgdiplus_msg
3745         zlib:          $zlib_msg
3746         $disabled
3747 "
3748 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3749    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3750 fi