configure.ac

   1 # Process this file with autoconf to produce a configure script.
   2 #AC_PREREQ([2.62])
   3
   4 AC_INIT(mono, [3.6.1],
   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=$CFLAGS
  61
  62 # libgc uses some deprecated APIs
  63 CFLAGS_FOR_LIBGC="$CFLAGS -Wno-deprecated-declarations"
  64
  65 #
  66 # These are the flags that need to be stored in the mono.pc file for
  67 # compiling code that will embed Mono
  68 #
  69 libmono_cflags=""
  70 libmono_ldflags=""
  71 AC_SUBST(libmono_cflags)
  72 AC_SUBST(libmono_ldflags)
  73
  74 # Variable to have relocatable .pc files (lib, or lib64)
  75 reloc_libdir=`basename ${libdir}`
  76 AC_SUBST(reloc_libdir)
  77
  78 dnl if linker handles the version script
  79 no_version_script=no
  80
  81 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  82 need_link_unlink=no
  83
  84 #Set to extra linker flags to be passed to the runtime binaries (mono /mono-sgen)
  85 extra_runtime_ldflags=""
  86
  87 # Thread configuration inspired by sleepycat's db
  88 AC_MSG_CHECKING([host platform characteristics])
  89 libgc_threads=no
  90 has_dtrace=no
  91 parallel_mark=yes
  92 ikvm_native=yes
  93
  94 case "$host" in
  95         powerpc*-*-linux*)
  96                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
  97                 disable_munmap=yes
  98         ;;
  99 esac
 100
 101 host_win32=no
 102 target_win32=no
 103 platform_android=no
 104 platform_darwin=no
 105 case "$host" in
 106         *-mingw*|*-*-cygwin*)
 107                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
 108                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
 109                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
 110                 host_win32=yes
 111                 mono_cv_clang=no
 112                 if test "x$cross_compiling" = "xno"; then
 113                         target_win32=yes
 114                         if test "x$host" == "x$build" -a "x$host" == "x$target"; then
 115                                 AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
 116                         fi
 117                 else
 118                         target_win32=yes
 119                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32/MinGW])
 120                         AC_DEFINE(MINGW_CROSS_COMPILE,1,[Cross-compiling using MinGW])
 121                 fi
 122                 HOST_CC="gcc"
 123                 # Windows 2000 is required that includes Internet Explorer 5.01
 124                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
 125                 LDFLAGS="$LDFLAGS -lmswsock -lws2_32 -lole32 -loleaut32 -lpsapi -lversion -ladvapi32 -lwinmm -lkernel32"
 126                 libmono_cflags="-mms-bitfields -mwindows"
 127                 libmono_ldflags="-mms-bitfields -mwindows"
 128                 libdl=
 129                 libgc_threads=win32
 130                 gc_default=included
 131                 with_sigaltstack=no
 132                 LN_S=cp
 133                 # This forces libgc to use the DllMain based thread registration code on win32
 134                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
 135                 ;;
 136         *-*-*netbsd*)
 137                 host_win32=no
 138                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 139                 libmono_cflags="-D_REENTRANT"
 140                 LDFLAGS="$LDFLAGS -pthread"
 141                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 142                 libmono_ldflags="-pthread"
 143                 need_link_unlink=yes
 144                 libdl="-ldl"
 145                 libgc_threads=pthreads
 146                 with_sigaltstack=no
 147                 use_sigposix=yes
 148                 ;;
 149         *-*-*freebsd*)
 150                 host_win32=no
 151                 if test "x$PTHREAD_CFLAGS" = "x"; then
 152                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 153                         libmono_cflags=
 154                 else
 155                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 156                         libmono_cflags="$PTHREAD_CFLAGS"
 157                 fi
 158                 if test "x$PTHREAD_LIBS" = "x"; then
 159                         LDFLAGS="$LDFLAGS -pthread -L/usr/local/lib"
 160                         libmono_ldflags="-pthread"
 161                 else
 162                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS -L/usr/local/lib"
 163                         libmono_ldflags="$PTHREAD_LIBS"
 164                 fi
 165                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 166                 need_link_unlink=yes
 167                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
 168                 libdl=
 169                 libgc_threads=pthreads
 170                 use_sigposix=yes
 171                 has_dtrace=yes
 172                 ;;
 173         *-*-*openbsd*)
 174                 host_win32=no
 175                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_OPENBSD_THREADS -DPLATFORM_BSD -D_REENTRANT -DUSE_MMAP"
 176                 if test "x$disable_munmap" != "xyes"; then
 177                 CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 178                 fi
 179                 libmono_cflags="-D_THREAD_SAFE -D_REENTRANT"
 180                 LDFLAGS="$LDFLAGS -pthread"
 181                 need_link_unlink=yes
 182                 AC_DEFINE(PTHREAD_POINTER_ID)
 183                 libdl=
 184                 gc_default=boehm
 185                 libgc_threads=pthreads
 186                 with_sigaltstack=no
 187                 use_sigposix=yes
 188                 ;;
 189         *-*-linux-android*)
 190                 host_win32=no
 191                 platform_android=yes
 192                 AC_DEFINE(PLATFORM_ANDROID,1,[Targeting the Android platform])
 193                 AC_DEFINE(TARGET_ANDROID,1,[Targeting the Android platform])
 194
 195                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 196                 if test "x$disable_munmap" != "xyes"; then
 197                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 198                 fi
 199                 libmono_cflags="-D_REENTRANT"
 200                 libdl="-ldl"
 201                 libgc_threads=pthreads
 202                 use_sigposix=yes
 203
 204                 with_tls=pthread
 205                 with_sigaltstack=no
 206                 with_static_mono=no
 207
 208                 # Android doesn't support boehm, as it's missing <link.h>
 209                 support_boehm=no
 210                 with_gc=sgen
 211
 212                 # isinf(3) requires -lm; see isinf check below
 213                 LDFLAGS="$LDFLAGS -lm"
 214
 215                 # Bionic's <pthread.h> sets PTHREAD_STACK_MIN=2*PAGE_SIZE; doesn't define
 216                 # PAGE_SIZE; breaks mono/io-layer/collection.c
 217                 # Bionic doesn't provide S_IWRITE; breaks io-layer/io.c
 218                 CFLAGS="$CFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 219                 CXXFLAGS="$CXXFLAGS -DPAGE_SIZE=4096 -DS_IWRITE=S_IWUSR"
 220
 221                 # The configure check can't detect this
 222                 AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
 223
 224                 # to bypass the underscore linker check, can't work when cross-compiling
 225                 mono_cv_uscore=yes
 226                 mono_cv_clang=no
 227                 ;;
 228         *-*-linux*)
 229                 host_win32=no
 230                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 231                 if test "x$disable_munmap" != "xyes"; then
 232                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 233                 fi
 234                 libmono_cflags="-D_REENTRANT"
 235                 libdl="-ldl"
 236                 libgc_threads=pthreads
 237                 use_sigposix=yes
 238                 if test "x$cross_compiling" != "xno"; then
 239                         # to bypass the underscore linker check, not
 240                         # available during cross-compilation
 241                         mono_cv_uscore=no
 242                 fi
 243                 case "$host" in
 244                 aarch64-*)
 245                         support_boehm=no
 246                         with_gc=sgen
 247                         ;;
 248                 esac
 249                 ;;
 250         *-*-nacl*)
 251                 host_win32=no
 252                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
 253                 if test "x$disable_munmap" != "xyes"; then
 254                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
 255                 fi
 256                 libmono_cflags="-D_REENTRANT"
 257                 libdl=
 258                 libgc_threads=pthreads
 259                 gc_default=boehm
 260                 use_sigposix=yes
 261                 ikvm_native=no
 262                 AC_DEFINE(DISABLE_SOCKETS,1,[Disable sockets support])
 263                 AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 264                 ;;
 265         *-*-hpux*)
 266                 host_win32=no
 267                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 268                 # +ESdbgasm only valid on bundled cc on RISC
 269                 # silently ignored for ia64
 270                 if test $GCC != "yes"; then
 271                         CFLAGS="$CFLAGS +ESdbgasm"
 272                         # Arrange for run-time dereferencing of null
 273                         # pointers to produce a SIGSEGV signal.
 274                         LDFLAGS="$LDFLAGS -z"
 275                 fi
 276                 CFLAGS="$CFLAGS +ESdbgasm"
 277                 LDFLAGS="$LDFLAGS -z"
 278                 libmono_cflags="-D_REENTRANT"
 279                 libmono_ldflags="-lpthread"
 280                 libgc_threads=pthreads
 281                 need_link_unlink=yes
 282                 use_sigposix=yes
 283                 ;;
 284         *-*-solaris*)
 285                 host_win32=no
 286                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
 287                 need_link_unlink=yes
 288                 libmono_cflags="-D_REENTRANT"
 289                 libgc_threads=pthreads
 290                 # This doesn't seem to work on solaris/x86, but the configure test runs
 291                 with_tls=pthread
 292                 has_dtrace=yes
 293                 use_sigposix=yes
 294                 enable_solaris_tar_check=yes
 295                 ;;
 296         *-*-darwin*)
 297                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
 298                 host_win32=no
 299                 platform_darwin=yes
 300                 target_mach=yes
 301                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
 302                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
 303                 libmono_cflags="-D_THREAD_SAFE"
 304                 need_link_unlink=yes
 305                 AC_DEFINE(PTHREAD_POINTER_ID)
 306                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
 307                 no_version_script=yes
 308                 libdl=
 309                 libgc_threads=pthreads
 310                 has_dtrace=yes
 311                 if test "x$cross_compiling" = "xyes"; then
 312                         has_broken_apple_cpp=yes
 313                 fi
 314                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin*, but
 315                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
 316                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
 317                 case "$host" in
 318                         dnl Snow Leopard and newer config.guess reports as this
 319                         i*86-*-darwin*)
 320                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE"
 321                                 BROKEN_DARWIN_CPPFLAGS="-D_XOPEN_SOURCE"
 322                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_CPPFLAGS"
 323                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
 324                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
 325                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
 326                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_CPPFLAGS"
 327                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
 328                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_CPPFLAGS"
 329                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
 330                                 ;;
 331                         x*64-*-darwin*)
 332                                 ;;
 333                         arm*-darwin*)
 334                                 has_dtrace=no
 335                                 ;;
 336                 esac
 337                 ;;
 338         *-*-haiku*)
 339                 host_win32=no
 340                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_THREAD_SAFE"
 341                 libmono_cflags="-D_REENTRANT -D_THREAD_SAFE"
 342                 libdl=
 343                 LIBS="$LIBS -lnetwork"
 344                 need_link_unlink=yes
 345                 AC_DEFINE(PTHREAD_POINTER_ID)
 346                 libgc_threads=pthreads
 347                 use_sigposix=yes
 348                 ;;
 349         *)
 350                 AC_MSG_WARN([*** Please add $host to configure.ac checks!])
 351                 host_win32=no
 352                 libdl="-ldl"
 353                 ;;
 354 esac
 355 AC_MSG_RESULT(ok)
 356
 357 if test x$need_link_unlink = xyes; then
 358    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 359 fi
 360
 361 AC_SUBST(extra_runtime_ldflags)
 362 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
 363 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
 364 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
 365 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
 366 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
 367 AM_CONDITIONAL(PLATFORM_ANDROID, test x$platform_android = xyes)
 368
 369 AC_CHECK_TOOL(CC, gcc, gcc)
 370 AC_PROG_CC
 371 AC_CHECK_TOOL(CXX, g++, g++)
 372 AC_PROG_CXX
 373 AM_PROG_AS
 374 AC_PROG_INSTALL
 375 AC_PROG_AWK
 376 AM_PROG_CC_C_O
 377 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 378 : ${CCAS='$(CC)'}
 379 # Set ASFLAGS if not already set.
 380 : ${CCASFLAGS='$(CFLAGS)'}
 381 AC_SUBST(CCAS)
 382 AC_SUBST(CCASFLAGS)
 383
 384 # AC_PROG_CXX helpfully sets CXX to g++ even if no c++ compiler is found so check
 385 # GXX instead. See http://lists.gnu.org/archive/html/bug-autoconf/2002-04/msg00056.html
 386 if test "x$CXX" = "xg++"; then
 387         if test "x$GXX" != "xyes"; then
 388                 # automake/libtool is so broken, it requires g++ even if the c++ sources
 389                 # are inside automake conditionals
 390                 AC_MSG_ERROR([You need to install g++])
 391         fi
 392 fi
 393
 394 dnl may require a specific autoconf version
 395 dnl AC_PROG_CC_FOR_BUILD
 396 dnl CC_FOR_BUILD not automatically detected
 397 CC_FOR_BUILD=$CC
 398 CFLAGS_FOR_BUILD=$CFLAGS
 399 BUILD_EXEEXT=
 400 if test "x$cross_compiling" = "xyes"; then
 401         CC_FOR_BUILD=cc
 402         CFLAGS_FOR_BUILD=
 403         BUILD_EXEEXT=""
 404 fi
 405 AC_SUBST(CC_FOR_BUILD)
 406 AC_SUBST(CFLAGS_FOR_BUILD)
 407 AC_SUBST(HOST_CC)
 408 AC_SUBST(BUILD_EXEEXT)
 409
 410 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
 411 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
 412
 413 # Set STDC_HEADERS
 414 AC_HEADER_STDC
 415 AC_LIBTOOL_WIN32_DLL
 416 # This causes monodis to not link correctly
 417 #AC_DISABLE_FAST_INSTALL
 418 AM_PROG_LIBTOOL
 419 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
 420 DOLT
 421
 422 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
 423 AC_SUBST(export_ldflags)
 424
 425 # Test whenever ld supports -version-script
 426 AC_PROG_LD
 427 AC_PROG_LD_GNU
 428 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 429    no_version_script=yes
 430 fi
 431
 432 AM_ICONV()
 433
 434 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 435
 436 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)
 437 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)
 438 AC_CHECK_HEADERS([linux/netlink.h linux/rtnetlink.h],
 439                   [], [], [#include <stddef.h>
 440                   #include <sys/socket.h>
 441                   #include <linux/socket.h>])
 442
 443 AC_CHECK_HEADERS(sys/user.h, [], [],
 444 [
 445 #ifdef HAVE_SYS_PARAM_H
 446 # include <sys/param.h>
 447 #endif
 448 ])
 449
 450 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 451 if test x$have_zlib = xyes; then
 452    AC_TRY_COMPILE([#include <zlib.h>], [
 453    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
 454    return 0;
 455    #else
 456    #error No good zlib found
 457    #endif
 458    ],[
 459         AC_MSG_RESULT(Using system zlib)
 460         zlib_msg="system zlib"
 461         AC_DEFINE(HAVE_SYS_ZLIB,1,[Have system zlib])
 462    ],[
 463         AC_MSG_RESULT(Using embedded zlib)
 464         have_zlib=no
 465         zlib_msg="bundled zlib"
 466    ])
 467 fi
 468
 469 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 470 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 471
 472 # for mono/metadata/debug-symfile.c
 473 AC_CHECK_HEADERS(elf.h)
 474
 475 # for support
 476 AC_CHECK_HEADERS(poll.h)
 477 AC_CHECK_HEADERS(sys/poll.h)
 478 AC_CHECK_HEADERS(sys/wait.h)
 479 AC_CHECK_HEADERS(grp.h)
 480 AC_CHECK_HEADERS(syslog.h)
 481
 482 # for mono/dis
 483 AC_CHECK_HEADERS(wchar.h)
 484 AC_CHECK_HEADERS(ieeefp.h)
 485 AC_MSG_CHECKING(for isinf)
 486 AC_TRY_LINK([#include <math.h>], [
 487         int f = isinf (1.0);
 488 ], [
 489         AC_MSG_RESULT(yes)
 490         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
 491 ], [
 492         # We'll have to use signals
 493         AC_MSG_RESULT(no)
 494 ])
 495 # mingw
 496 AC_CHECK_FUNCS(_finite, , AC_MSG_CHECKING(for _finite in math.h)
 497         AC_TRY_LINK([#include <math.h>],
 498         [ _finite(0.0); ],
 499         AC_DEFINE(HAVE__FINITE, 1, [Have _finite in -lm]) AC_MSG_RESULT(yes),
 500         AC_MSG_RESULT(no)))
 501
 502 # for Linux statfs support
 503 AC_CHECK_HEADERS(linux/magic.h)
 504
 505 # not 64 bit clean in cross-compile
 506 AC_CHECK_SIZEOF(void *, 4)
 507
 508 AC_CACHE_CHECK([for clang],
 509         mono_cv_clang,[
 510         AC_TRY_COMPILE([], [
 511                 #ifdef __clang__
 512                 #else
 513                 #error "FAILED"
 514                 #endif
 515                 return 0;
 516         ],
 517         [mono_cv_clang=yes],
 518         [mono_cv_clang=no],
 519         [])
 520 ])
 521
 522 WARN=''
 523 if test x"$GCC" = xyes; then
 524         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch -Wno-switch-enum -Wno-unused-value'
 525                 # The runtime code does not respect ANSI C strict aliasing rules
 526                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 527
 528                 # We rely on signed overflow to behave
 529                 CFLAGS="$CFLAGS -fwrapv"
 530
 531                 ORIG_CFLAGS=$CFLAGS
 532                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 533                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
 534                 AC_TRY_COMPILE([],[
 535                                 return 0;
 536                 ], [
 537                    AC_MSG_RESULT(yes)
 538                 ], [
 539                    AC_MSG_RESULT(no)
 540                    CFLAGS=$ORIG_CFLAGS
 541                 ])
 542
 543                 ORIG_CFLAGS=$CFLAGS
 544                 # Check for the normal version, since gcc ignores unknown -Wno options
 545                 CFLAGS="$CFLAGS -Wunused-but-set-variable -Werror"
 546                 AC_MSG_CHECKING(for -Wno-unused-but-set-variable option to gcc)
 547                 AC_TRY_COMPILE([],[
 548                                 return 0;
 549                 ], [
 550                    AC_MSG_RESULT(yes)
 551                    CFLAGS="$ORIG_CFLAGS -Wno-unused-but-set-variable"
 552                 ], [
 553                    AC_MSG_RESULT(no)
 554                    CFLAGS=$ORIG_CFLAGS
 555                 ])
 556
 557                 if test "x$mono_cv_clang" = "xyes"; then
 558                    # https://bugzilla.samba.org/show_bug.cgi?id=8118
 559                    WARN="$WARN -Qunused-arguments"
 560                    WARN="$WARN -Wno-unused-function -Wno-tautological-compare -Wno-parentheses-equality -Wno-self-assign"
 561                 fi
 562 else
 563         # The Sun Forte compiler complains about inline functions that access static variables
 564         # so disable all inlining.
 565         case "$host" in
 566         *-*-solaris*)
 567                 CFLAGS="$CFLAGS -Dinline="
 568                 ;;
 569         esac
 570 fi
 571 CFLAGS="$CFLAGS -g $WARN"
 572 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
 573
 574 # Where's the 'mcs' source tree?
 575 if test -d $srcdir/mcs; then
 576   mcsdir=mcs
 577 else
 578   mcsdir=../mcs
 579 fi
 580
 581 AC_ARG_WITH(mcs-path, [  --with-mcs-path=/path/to/mcs      Specify an alternate mcs source tree],
 582         if test x$with_mcs_path != "x" -a -d $with_mcs_path ; then
 583                 mcsdir=$with_mcs_path
 584         fi
 585 )
 586
 587 AC_ARG_WITH(jumptables, [  --with-jumptables=yes,no      enable/disable support for jumptables (ARM-only for now) (defaults to no)],[],[with_jumptables=no])
 588
 589 #
 590 # A sanity check to catch cases where the package was unpacked
 591 # with an ancient tar program (Solaris)
 592 #
 593 AC_ARG_ENABLE(solaris-tar-check,
 594 [  --disable-solaris-tar-check    disable solaris tar check],
 595    do_solaris_tar_check=no, do_solaris_tar_check=yes)
 596
 597 if test x"$do_solaris_tar_check" = xyes -a x"$enable_solaris_tar_check" = xyes; then
 598         AC_MSG_CHECKING(integrity of package)
 599         if test -f $mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
 600         then
 601                 AC_MSG_RESULT(ok)
 602         else
 603                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
 604                 AC_MSG_ERROR([$errorm])
 605         fi
 606 fi
 607
 608 if test "x$with_mcs_path" != "x"; then
 609 mcs_topdir=$(cd "$mcsdir" && pwd)
 610 mcs_topdir_from_srcdir=$mcs_topdir
 611 else
 612 mcs_topdir=$(cd "$srcdir/$mcsdir" && pwd)
 613 mcs_topdir_from_srcdir='$(top_builddir)'/$mcsdir
 614 fi
 615
 616 # Convert mcs_topdir* paths to Windows syntax.
 617 if test x$cross_compiling$host_win32 = xnoyes; then
 618   mcs_topdir=$(cygpath -m $mcs_topdir)
 619   case $mcs_topdir_from_srcdir in
 620     /cygdrive/*)
 621         mcs_topdir_from_srcdir=$(cygpath -m $mcs_topdir_from_srcdir)
 622         ;;
 623   esac
 624 fi
 625
 626 AC_SUBST([mcs_topdir])
 627 AC_SUBST([mcs_topdir_from_srcdir])
 628
 629 # Where's the 'olive' source tree?
 630 if test -d $srcdir/olive; then
 631   olivedir=olive
 632 else
 633   olivedir=../olive
 634 fi
 635
 636 if test -d $srcdir/$olivedir; then
 637 olive_topdir='$(top_srcdir)/'$olivedir
 638 fi
 639
 640 # gettext: prepare the translation directories.
 641 # we do not configure the full gettext, as we consume it dynamically from C#
 642 AM_PO_SUBDIRS
 643
 644 if test "x$USE_NLS" = "xyes"; then
 645    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
 646
 647    if test "x$HAVE_MSGFMT" = "xno"; then
 648           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
 649    fi
 650 fi
 651
 652 AC_ARG_WITH([libgdiplus],
 653         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)],
 654         [], [with_libgdiplus=installed])
 655
 656 case $with_libgdiplus in
 657 no|installed) libgdiplus_loc= ;;
 658 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
 659 /*) libgdiplus_loc=$with_libgdiplus ;;
 660 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
 661 esac
 662 AC_SUBST([libgdiplus_loc])
 663
 664 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 665
 666 pkg_config_path=
 667 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
 668         if test x$with_crosspkgdir = "x"; then
 669                 if test -s $PKG_CONFIG_PATH; then
 670                         pkg_config_path=$PKG_CONFIG_PATH
 671                 fi
 672         else
 673                 pkg_config_path=$with_crosspkgdir
 674                 PKG_CONFIG_PATH=$pkg_config_path
 675                 export PKG_CONFIG_PATH
 676         fi
 677 )
 678
 679 AC_ARG_ENABLE(werror, [  --enable-werror Pass -Werror to the C compiler], werror_flag=$enableval, werror_flag=no)
 680 if test x$werror_flag = xyes; then
 681         WERROR_CFLAGS="-Werror"
 682 fi
 683 AC_SUBST([WERROR_CFLAGS])
 684
 685 ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
 686 AC_CONFIG_SUBDIRS(eglib)
 687
 688 GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
 689 GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
 690 BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
 691 BUILD_GLIB_LIBS="$GLIB_LIBS"
 692 GMODULE_CFLAGS="$GLIB_CFLAGS"
 693 GMODULE_LIBS="$GLIB_LIBS"
 694
 695 AC_SUBST(GLIB_CFLAGS)
 696 AC_SUBST(GLIB_LIBS)
 697 AC_SUBST(GMODULE_CFLAGS)
 698 AC_SUBST(GMODULE_LIBS)
 699 AC_SUBST(BUILD_GLIB_CFLAGS)
 700 AC_SUBST(BUILD_GLIB_LIBS)
 701
 702 AC_ARG_WITH(gc,   [  --with-gc=boehm,included,none  Controls the Boehm GC config, default=included],[gc=$with_gc],[gc=$gc_default])
 703
 704 # Enable support for fast thread-local storage
 705 # Some systems have broken support, so we allow to disable it.
 706 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
 707
 708 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 709 # This does not work on some platforms (bug #55253)
 710 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
 711
 712 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
 713 AC_ARG_WITH(shared_mono, [  --with-shared_mono=yes,no      build a shared libmono library (defaults to yes)],[],[with_shared_mono=yes])
 714 # Same as --with-shared_mono=no
 715 AC_ARG_ENABLE(libraries, [  --disable-libraries disable the build of libmono], enable_libraries=$enableval, enable_libraries=yes)
 716
 717 if test "x$enable_static" = "xno"; then
 718    with_static_mono=no
 719 fi
 720
 721 if test "x$enable_shared" = "xno"; then
 722    with_shared_mono=no
 723 fi
 724
 725 if test "x$enable_libraries" = "xno"; then
 726    with_shared_mono=no
 727 fi
 728
 729 AM_CONDITIONAL(DISABLE_LIBRARIES, test x$enable_libraries = xno)
 730
 731 case $host in
 732 *nacl* ) with_shared_mono=yes;;
 733 esac
 734
 735 if test "x$host_win32" = "xyes"; then
 736    # Boehm GC requires the runtime to be in its own dll
 737    with_static_mono=no
 738 fi
 739
 740 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 741 AM_CONDITIONAL(SHARED_MONO, test x$with_shared_mono != xno)
 742 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 743
 744 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
 745 if test "x$with_xen_opt" = "xyes" -a "x$mono_cv_clang" = "xno"; then
 746         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
 747         ORIG_CFLAGS=$CFLAGS
 748         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
 749         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
 750         AC_TRY_COMPILE([], [
 751                 return 0;
 752         ], [
 753            AC_MSG_RESULT(yes)
 754            # Pass it to libgc as well
 755            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
 756         ], [
 757            AC_MSG_RESULT(no)
 758            CFLAGS=$ORIG_CFLAGS
 759         ])
 760 fi
 761
 762 AC_ARG_ENABLE(small-config, [  --enable-small-config Enable tweaks to reduce requirements (and capabilities)], enable_small_config=$enableval, enable_small_config=no)
 763
 764 if test x$enable_small_config = xyes; then
 765         AC_DEFINE(MONO_SMALL_CONFIG,1,[Reduce runtime requirements (and capabilities)])
 766         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DSMALL_CONFIG"
 767 fi
 768
 769 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=$enableval, enable_system_aot=default)
 770
 771 DISABLED_FEATURES=none
 772
 773 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
 774      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug, appdomains, verifier,
 775      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd, soft_debug, perfcounters, normalization, assembly_remapping, shared_perfcounters, remoting,
 776          security, sgen_remset, sgen_marksweep_par, sgen_marksweep_fixed, sgen_marksweep_fixed_par, sgen_copying.],
 777 [
 778         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
 779                 eval "mono_feature_disable_$feature='yes'"
 780         done
 781         DISABLED_FEATURES=$enable_minimal
 782         disabled="Disabled:      $enable_minimal"
 783 ],[])
 784
 785 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
 786
 787 if test "x$mono_feature_disable_aot" = "xyes"; then
 788         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
 789         AC_MSG_NOTICE([Disabled AOT compiler])
 790 fi
 791
 792 if test "x$mono_feature_disable_profiler" = "xyes"; then
 793         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
 794         AC_MSG_NOTICE([Disabled support for the profiler])
 795 fi
 796 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
 797
 798 if test "x$mono_feature_disable_decimal" = "xyes"; then
 799         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
 800         AC_MSG_NOTICE([Disabled support for decimal])
 801 fi
 802
 803 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
 804         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
 805         AC_MSG_NOTICE([Disabled support for P/Invoke])
 806 fi
 807
 808 if test "x$mono_feature_disable_debug" = "xyes"; then
 809         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
 810         AC_MSG_NOTICE([Disabled support for runtime debugging])
 811 fi
 812
 813 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
 814         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
 815         mono_feature_disable_reflection_emit_save=yes
 816         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
 817 fi
 818
 819 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
 820         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
 821         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
 822 fi
 823
 824 if test "x$mono_feature_disable_large_code" = "xyes"; then
 825         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
 826         AC_MSG_NOTICE([Disabled support for large assemblies])
 827 fi
 828
 829 if test "x$mono_feature_disable_logging" = "xyes"; then
 830         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
 831         AC_MSG_NOTICE([Disabled support for logging])
 832 fi
 833
 834 if test "x$mono_feature_disable_com" = "xyes"; then
 835         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
 836         AC_MSG_NOTICE([Disabled COM support])
 837 fi
 838
 839 if test "x$mono_feature_disable_ssa" = "xyes"; then
 840         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
 841         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
 842 fi
 843
 844 if test "x$mono_feature_disable_generics" = "xyes"; then
 845         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
 846         AC_MSG_NOTICE([Disabled Generics Support])
 847 fi
 848
 849 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
 850         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
 851         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
 852 fi
 853
 854 if test "x$mono_feature_disable_portability" = "xyes"; then
 855         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
 856         AC_MSG_NOTICE([Disabled IO Portability layer])
 857 fi
 858
 859 if test "x$mono_feature_disable_attach" = "xyes"; then
 860         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
 861         AC_MSG_NOTICE([Disabled agent attach])
 862 fi
 863
 864 if test "x$mono_feature_disable_full_messages" = "xyes"; then
 865         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
 866         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
 867 fi
 868
 869 if test "x$mono_feature_disable_verifier" = "xyes"; then
 870         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
 871         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
 872 fi
 873
 874 if test "x$mono_feature_disable_jit" = "xyes"; then
 875         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
 876         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
 877 fi
 878
 879 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
 880
 881 if test "x$mono_feature_disable_simd" = "xyes"; then
 882         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
 883         AC_MSG_NOTICE([Disabled SIMD support])
 884 fi
 885
 886 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
 887         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
 888         AC_MSG_NOTICE([Disabled Soft Debugger.])
 889 fi
 890
 891 if test "x$mono_feature_disable_perfcounters" = "xyes"; then
 892         AC_DEFINE(DISABLE_PERFCOUNTERS, 1, [Disable Performance Counters.])
 893         AC_MSG_NOTICE([Disabled Performance Counters.])
 894 fi
 895 if test "x$mono_feature_disable_normalization" = "xyes"; then
 896         AC_DEFINE(DISABLE_NORMALIZATION, 1, [Disable String normalization support.])
 897         AC_MSG_NOTICE([Disabled String normalization support.])
 898 fi
 899
 900 if test "x$mono_feature_disable_assembly_remapping" = "xyes"; then
 901         AC_DEFINE(DISABLE_ASSEMBLY_REMAPPING, 1, [Disable assembly remapping.])
 902         AC_MSG_NOTICE([Disabled Assembly remapping.])
 903 fi
 904
 905 if test "x$mono_feature_disable_shared_perfcounters" = "xyes"; then
 906         AC_DEFINE(DISABLE_SHARED_PERFCOUNTERS, 1, [Disable shared perfcounters.])
 907         AC_MSG_NOTICE([Disabled Shared perfcounters.])
 908 fi
 909
 910 if test "x$mono_feature_disable_appdomains" = "xyes"; then
 911         AC_DEFINE(DISABLE_APPDOMAINS, 1, [Disable support for multiple appdomains.])
 912         AC_MSG_NOTICE([Disabled support for multiple appdomains.])
 913 fi
 914
 915 if test "x$mono_feature_disable_remoting" = "xyes"; then
 916         AC_DEFINE(DISABLE_REMOTING, 1, [Disable remoting support (This disables type proxies and make com non-functional)])
 917         AC_MSG_NOTICE([Disabled remoting])
 918 fi
 919
 920 if test "x$mono_feature_disable_security" = "xyes"; then
 921         AC_DEFINE(DISABLE_SECURITY, 1, [Disable CAS/CoreCLR security])
 922         AC_MSG_NOTICE([Disabled CAS/CoreCLR security manager (used e.g. for Moonlight)])
 923 fi
 924
 925 if test "x$mono_feature_disable_sgen_remset" = "xyes"; then
 926         AC_DEFINE(DISABLE_SGEN_REMSET, 1, [Disable wbarrier=remset support in SGEN.])
 927         AC_MSG_NOTICE([Disabled wbarrier=remset support in SGEN.])
 928 fi
 929
 930 if test "x$mono_feature_disable_sgen_marksweep_par" = "xyes"; then
 931         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_PAR, 1, [Disable major=marksweep-par support in SGEN.])
 932         AC_MSG_NOTICE([Disabled major=marksweep-par support in SGEN.])
 933 fi
 934
 935 if test "x$mono_feature_disable_sgen_marksweep_fixed" = "xyes"; then
 936         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED, 1, [Disable major=marksweep-fixed support in SGEN.])
 937         AC_MSG_NOTICE([Disabled major=marksweep-fixed support in SGEN.])
 938 fi
 939
 940 if test "x$mono_feature_disable_sgen_marksweep_fixed_par" = "xyes"; then
 941         AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED_PAR, 1, [Disable major=marksweep-fixed-par support in SGEN.])
 942         AC_MSG_NOTICE([Disabled major=marksweep-fixed-par support in SGEN.])
 943 fi
 944
 945 if test "x$mono_feature_disable_sgen_copying" = "xyes"; then
 946         AC_DEFINE(DISABLE_SGEN_MAJOR_COPYING, 1, [Disable major=copying support in SGEN.])
 947         AC_MSG_NOTICE([Disabled major=copying support in SGEN.])
 948 fi
 949
 950 AC_ARG_ENABLE(executables, [  --disable-executables disable the build of the runtime executables], enable_executables=$enableval, enable_executables=yes)
 951 AM_CONDITIONAL(DISABLE_EXECUTABLES, test x$enable_executables = xno)
 952
 953 has_extension_module=no
 954 AC_ARG_ENABLE(extension-module, [  --enable-extension-module=LIST enable the core-extensions from LIST],
 955 [
 956         for extension in `echo "$enable_extension_module" | sed -e "s/,/ /g"`; do
 957                 if test x$extension = xdefault ; then
 958                         has_extension_module=yes;
 959                 fi
 960         done
 961         if test x$enable_extension_module = xyes; then
 962                 has_extension_module=yes;
 963         fi
 964 ], [])
 965
 966 AM_CONDITIONAL([HAS_EXTENSION_MODULE], [test x$has_extension_module != xno])
 967
 968 if test x$has_extension_module != xno ; then
 969         AC_DEFINE([ENABLE_EXTENSION_MODULE], 1, [Extension module enabled])
 970         AC_MSG_NOTICE([Enabling mono extension module.])
 971 fi
 972
 973 AC_ARG_ENABLE(gsharing, [  --enable-gsharing Enable gsharing], enable_gsharing=$enableval, enable_gsharing=no)
 974 if test x$enable_gsharing = xyes; then
 975         AC_DEFINE(ENABLE_GSHAREDVT,1,[Gsharing])
 976 fi
 977
 978 AC_ARG_ENABLE(native-types, [  --enable-native-types Enable native types], enable_native_types=$enableval, enable_native_types=no)
 979 if test x$enable_native_types = xyes; then
 980         AC_DEFINE(MONO_NATIVE_TYPES,1,[native types])
 981 fi
 982
 983 AC_MSG_CHECKING(for visibility __attribute__)
 984 AC_COMPILE_IFELSE([
 985         AC_LANG_SOURCE([[
 986                 void __attribute__ ((visibility ("hidden"))) doit (void) {}
 987                 int main () { doit (); return 0; }
 988         ]])
 989 ], [
 990    have_visibility_hidden=yes
 991    AC_MSG_RESULT(yes)
 992 ], [
 993    have_visibility_hidden=no
 994    AC_MSG_RESULT(no)
 995 ])
 996
 997 AC_MSG_CHECKING(for deprecated __attribute__)
 998 AC_TRY_COMPILE([
 999      int doit (void) __attribute__ ((deprecated));
1000      int doit (void) { return 0; }
1001 ], [
1002         return 0;
1003 ], [
1004    have_deprecated=yes
1005    AC_MSG_RESULT(yes)
1006 ], [
1007    have_deprecated=no
1008    AC_MSG_RESULT(no)
1009 ])
1010
1011 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
1012 if test x$enable_parallel_mark = xyes; then
1013         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
1014 fi
1015
1016 AC_ARG_ENABLE(boehm, [  --disable-boehm            Disable the Boehm GC.], support_boehm=$enableval,support_boehm=${support_boehm:-yes})
1017 AM_CONDITIONAL(SUPPORT_BOEHM, test x$support_boehm = xyes)
1018
1019 dnl
1020 dnl Boehm GC configuration
1021 dnl
1022 LIBGC_CPPFLAGS=
1023 LIBGC_LIBS=
1024 LIBGC_STATIC_LIBS=
1025 libgc_dir=
1026 case "x$gc" in
1027         xboehm|xbohem|xyes)
1028                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
1029                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
1030
1031                 if test "x$found_boehm" != "xyes"; then
1032                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
1033                 fi
1034                 if test "x$gc_headers" != "xyes"; then
1035                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
1036                 fi
1037
1038                 LIBGC_LIBS="-lgc $libdl"
1039                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
1040                 libmono_ldflags="$libmono_ldflags -lgc"
1041                 BOEHM_DEFINES="-DHAVE_BOEHM_GC"
1042
1043                 # AC_CHECK_FUNCS does not work for some reason...
1044                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
1045                 if test "x$found_gcj_malloc" = "xyes"; then
1046                         BOEHM_DEFINES="-DHAVE_GC_GCJ_MALLOC $BOEHM_DEFINES"
1047                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (with typed GC)", [GC description])
1048                         gc_msg="System Boehm with typed GC"
1049                 else
1050                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "System Boehm (no typed GC)", [GC description])
1051                         gc_msg="System Boehm (without typed GC)"
1052                 fi
1053                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
1054                 if test "x$found_gc_enable" = "xyes"; then
1055                         BOEHM_DEFINES="-DHAVE_GC_ENABLE $BOEHM_DEFINES"
1056                 fi
1057
1058                 # check whether we need to explicitly allow
1059                 # thread registering
1060                 AC_CHECK_LIB(gc, GC_allow_register_threads, found_allow_register_threads="yes",,$libdl)
1061                 if test "x$found_allow_register_threads" = "xyes"; then
1062                         AC_DEFINE(HAVE_GC_ALLOW_REGISTER_THREADS, 1, [GC requires thread registration])
1063                 fi
1064
1065                 ;;
1066
1067         xincluded)
1068                 use_included_gc=yes
1069                 libgc_dir=libgc
1070
1071                 LIBGC_CPPFLAGS='-I$(top_srcdir)/libgc/include'
1072                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
1073                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
1074
1075                 BOEHM_DEFINES="-DHAVE_BOEHM_GC -DHAVE_GC_H -DUSE_INCLUDED_LIBGC -DHAVE_GC_GCJ_MALLOC -DHAVE_GC_ENABLE"
1076
1077                 if test x$target_win32 = xyes; then
1078                         BOEHM_DEFINES="$BOEHM_DEFINES -DGC_NOT_DLL"
1079                         CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DGC_BUILD -DGC_NOT_DLL"
1080                 fi
1081
1082                 gc_msg="bundled Boehm GC with typed GC"
1083                 if test x$enable_parallel_mark = xyes; then
1084                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
1085                         gc_msg="$gc_msg and parallel mark"
1086                 else
1087                         AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "Included Boehm (with typed GC)", [GC description])
1088                 fi
1089                 ;;
1090
1091         xsgen)
1092                 AC_MSG_WARN("Use --with-sgen instead, --with-gc= controls Boehm configuration")
1093                 ;;
1094
1095         xnone)
1096                 AC_MSG_WARN("Compiling mono without GC.")
1097                 AC_DEFINE_UNQUOTED(DEFAULT_GC_NAME, "none", [GC description])
1098                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
1099                 gc_msg="none"
1100                 ;;
1101         *)
1102                 AC_MSG_ERROR([Invalid argument to --with-gc.])
1103                 ;;
1104 esac
1105
1106 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
1107 if test "x$large_heap" = "xyes"; then
1108    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
1109 fi
1110
1111 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
1112 AC_SUBST(LIBGC_CPPFLAGS)
1113 AC_SUBST(LIBGC_LIBS)
1114 AC_SUBST(LIBGC_STATIC_LIBS)
1115 AC_SUBST(libgc_dir)
1116 AC_SUBST(BOEHM_DEFINES)
1117
1118 dnl
1119 dnl End of libgc checks
1120 dnl
1121
1122 dnl *************************************
1123 dnl *** Checks for zero length arrays ***
1124 dnl *************************************
1125 AC_MSG_CHECKING(whether $CC supports zero length arrays)
1126 AC_TRY_COMPILE([
1127         struct s {
1128                 int  length;
1129                 char data [0];
1130         };
1131 ], [], [
1132         AC_MSG_RESULT(yes)
1133         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
1134 ], [
1135         AC_MSG_RESULT(no)
1136         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
1137 ])
1138
1139 AC_CHECK_HEADERS(nacl/nacl_dyncode.h)
1140
1141 if test x$target_win32 = xno; then
1142
1143         dnl hires monotonic clock support
1144         AC_SEARCH_LIBS(clock_gettime, rt)
1145
1146         dnl dynamic loader support
1147         AC_CHECK_FUNC(dlopen, DL_LIB="",
1148                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
1149         )
1150         if test x$dl_support = xno; then
1151                 AC_MSG_WARN([No dynamic loading support available])
1152         else
1153                 LIBS="$LIBS $DL_LIB"
1154                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
1155                 dnl from glib's configure.ac
1156                 AC_CACHE_CHECK([for preceeding underscore in symbols],
1157                         mono_cv_uscore,[
1158                         AC_TRY_RUN([#include <dlfcn.h>
1159                         int mono_underscore_test (void) { return 42; }
1160                         int main() {
1161                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
1162                           handle = dlopen ((void*)0, 0);
1163                           if (handle) {
1164                             f1 = dlsym (handle, "mono_underscore_test");
1165                             f2 = dlsym (handle, "_mono_underscore_test");
1166                           } return (!f2 || f1);
1167                         }],
1168                                 [mono_cv_uscore=yes],
1169                                 [mono_cv_uscore=no],
1170                         [])
1171                 ])
1172                 if test "x$mono_cv_uscore" = "xyes"; then
1173                         MONO_DL_NEED_USCORE=1
1174                 else
1175                         MONO_DL_NEED_USCORE=0
1176                 fi
1177                 AC_SUBST(MONO_DL_NEED_USCORE)
1178                 AC_CHECK_FUNC(dlerror)
1179         fi
1180
1181         dnl ******************************************************************
1182         dnl *** Checks for the IKVM JNI interface library                  ***
1183         dnl ******************************************************************
1184         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])
1185
1186         ikvm_native_dir=
1187         if test x$with_ikvm_native = xyes; then
1188                 ikvm_native_dir=ikvm-native
1189                 jdk_headers_found="IKVM Native"
1190         fi
1191
1192         AC_SUBST(ikvm_native_dir)
1193
1194         AC_CHECK_HEADERS(execinfo.h)
1195
1196         AC_CHECK_HEADERS(sys/auxv.h)
1197
1198         AC_CHECK_FUNCS(getgrgid_r)
1199         AC_CHECK_FUNCS(getgrnam_r)
1200         AC_CHECK_FUNCS(getpwnam_r)
1201         AC_CHECK_FUNCS(getpwuid_r)
1202         AC_CHECK_FUNCS(getresuid)
1203         AC_CHECK_FUNCS(setresuid)
1204         AC_CHECK_FUNCS(kqueue)
1205         AC_CHECK_FUNCS(backtrace_symbols)
1206         AC_CHECK_FUNCS(mkstemp)
1207         AC_CHECK_FUNCS(mmap)
1208         AC_CHECK_FUNCS(madvise)
1209         AC_CHECK_FUNCS(getrusage)
1210         AC_CHECK_FUNCS(getpriority)
1211         AC_CHECK_FUNCS(setpriority)
1212         AC_CHECK_FUNCS(dl_iterate_phdr)
1213         AC_CHECK_FUNCS(dladdr)
1214         AC_CHECK_FUNCS(sysconf)
1215
1216         AC_CHECK_FUNCS(sched_setaffinity)
1217         AC_CHECK_FUNCS(sched_getcpu)
1218
1219         dnl ****************************************************************
1220         dnl *** Check for sched_setaffinity from glibc versions before   ***
1221         dnl *** 2.3.4. The older versions of the function only take 2    ***
1222         dnl *** parameters, not 3.                                       ***
1223         dnl ***                                                          ***
1224         dnl *** Because the interface change was not made in a minor     ***
1225         dnl *** version rev, the __GLIBC__ and __GLIBC_MINOR__ macros    ***
1226         dnl *** won't always indicate the interface sched_affinity has.  ***
1227         dnl ****************************************************************
1228         AC_MSG_CHECKING(for sched_setaffinity from glibc < 2.3.4)
1229         AC_TRY_COMPILE([#include <sched.h>], [
1230             int mask = 1;
1231             sched_setaffinity(0, &mask);
1232                         return 0;
1233         ], [
1234                 # Yes, we have it...
1235                 AC_MSG_RESULT(yes)
1236                 AC_DEFINE(GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY, 1, [Have GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY])
1237         ], [
1238                 # We have the new, three-parameter version
1239                 AC_MSG_RESULT(no)
1240         ])
1241
1242
1243         dnl ******************************************************************
1244         dnl *** Check for large file support                               ***
1245         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
1246         dnl ******************************************************************
1247
1248         # Check that off_t can represent 2**63 - 1 correctly, working around
1249         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
1250         # CPPFLAGS and sets $large_offt to yes if the test succeeds
1251         large_offt=no
1252         AC_DEFUN([LARGE_FILES], [
1253                 large_CPPFLAGS=$CPPFLAGS
1254                 CPPFLAGS="$CPPFLAGS $1"
1255                 AC_TRY_COMPILE([
1256                         #include <sys/types.h>
1257                         #include <limits.h>
1258                 ], [
1259                         /* Lifted this compile time assert method from: http://www.jaggersoft.com/pubs/CVu11_3.html */
1260                         #define COMPILE_TIME_ASSERT(pred) \
1261                                 switch(0){case 0:case pred:;}
1262                         COMPILE_TIME_ASSERT(sizeof(off_t) * CHAR_BIT == 64);
1263                 ], [
1264                         AC_MSG_RESULT(ok)
1265                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
1266                         large_CPPFLAGS="$large_CPPFLAGS $1"
1267                         large_offt=yes
1268                 ], [
1269                         AC_MSG_RESULT(no)
1270                 ])
1271                 CPPFLAGS=$large_CPPFLAGS
1272         ])
1273
1274         AC_MSG_CHECKING(if off_t is 64 bits wide)
1275         LARGE_FILES("")
1276         if test $large_offt = no; then
1277                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
1278                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
1279         fi
1280         if test $large_offt = no; then
1281                 AC_MSG_WARN([No 64 bit file size support available])
1282         fi
1283
1284         dnl *****************************
1285         dnl *** Checks for libsocket  ***
1286         dnl *****************************
1287         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1288
1289         case "$host" in
1290                 *-*-*freebsd*)
1291                         dnl *****************************
1292                         dnl *** Checks for libinotify ***
1293                         dnl *****************************
1294                         AC_CHECK_LIB(inotify, inotify_init, LIBS="$LIBS -linotify")
1295         esac
1296
1297         dnl *******************************
1298         dnl *** Checks for MSG_NOSIGNAL ***
1299         dnl *******************************
1300         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1301         AC_TRY_COMPILE([#include <sys/socket.h>], [
1302                 int f = MSG_NOSIGNAL;
1303         ], [
1304                 # Yes, we have it...
1305                 AC_MSG_RESULT(yes)
1306                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1307         ], [
1308                 # We'll have to use signals
1309                 AC_MSG_RESULT(no)
1310         ])
1311
1312         dnl *****************************
1313         dnl *** Checks for IPPROTO_IP ***
1314         dnl *****************************
1315         AC_MSG_CHECKING(for IPPROTO_IP)
1316         AC_TRY_COMPILE([#include <netinet/in.h>], [
1317                 int level = IPPROTO_IP;
1318         ], [
1319                 # Yes, we have it...
1320                 AC_MSG_RESULT(yes)
1321                 AC_DEFINE(HAVE_IPPROTO_IP, 1, [Have IPPROTO_IP])
1322         ], [
1323                 # We'll have to use getprotobyname
1324                 AC_MSG_RESULT(no)
1325         ])
1326
1327         dnl *******************************
1328         dnl *** Checks for IPPROTO_IPV6 ***
1329         dnl *******************************
1330         AC_MSG_CHECKING(for IPPROTO_IPV6)
1331         AC_TRY_COMPILE([#include <netinet/in.h>], [
1332                 int level = IPPROTO_IPV6;
1333         ], [
1334                 # Yes, we have it...
1335                 AC_MSG_RESULT(yes)
1336                 AC_DEFINE(HAVE_IPPROTO_IPV6, 1, [Have IPPROTO_IPV6])
1337         ], [
1338                 # We'll have to use getprotobyname
1339                 AC_MSG_RESULT(no)
1340         ])
1341
1342         dnl ******************************
1343         dnl *** Checks for IPPROTO_TCP ***
1344         dnl ******************************
1345         AC_MSG_CHECKING(for IPPROTO_TCP)
1346         AC_TRY_COMPILE([#include <netinet/in.h>], [
1347                 int level = IPPROTO_TCP;
1348         ], [
1349                 # Yes, we have it...
1350                 AC_MSG_RESULT(yes)
1351                 AC_DEFINE(HAVE_IPPROTO_TCP, 1, [Have IPPROTO_TCP])
1352         ], [
1353                 # We'll have to use getprotobyname
1354                 AC_MSG_RESULT(no)
1355         ])
1356
1357         dnl *****************************
1358         dnl *** Checks for SOL_IP     ***
1359         dnl *****************************
1360         AC_MSG_CHECKING(for SOL_IP)
1361         AC_TRY_COMPILE([#include <netdb.h>], [
1362                 int level = SOL_IP;
1363         ], [
1364                 # Yes, we have it...
1365                 AC_MSG_RESULT(yes)
1366                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1367         ], [
1368                 # We'll have to use getprotobyname
1369                 AC_MSG_RESULT(no)
1370         ])
1371
1372         dnl *****************************
1373         dnl *** Checks for SOL_IPV6     ***
1374         dnl *****************************
1375         AC_MSG_CHECKING(for SOL_IPV6)
1376         AC_TRY_COMPILE([#include <netdb.h>], [
1377                 int level = SOL_IPV6;
1378         ], [
1379                 # Yes, we have it...
1380                 AC_MSG_RESULT(yes)
1381                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1382         ], [
1383                 # We'll have to use getprotobyname
1384                 AC_MSG_RESULT(no)
1385         ])
1386
1387         dnl *****************************
1388         dnl *** Checks for SOL_TCP    ***
1389         dnl *****************************
1390         AC_MSG_CHECKING(for SOL_TCP)
1391         AC_TRY_COMPILE([#include <netdb.h>], [
1392                 int level = SOL_TCP;
1393         ], [
1394                 # Yes, we have it...
1395                 AC_MSG_RESULT(yes)
1396                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1397         ], [
1398                 # We'll have to use getprotobyname
1399                 AC_MSG_RESULT(no)
1400         ])
1401
1402         dnl *****************************
1403         dnl *** Checks for IP_PKTINFO ***
1404         dnl *****************************
1405         AC_MSG_CHECKING(for IP_PKTINFO)
1406         AC_TRY_COMPILE([#include <linux/in.h>], [
1407                 int level = IP_PKTINFO;
1408         ], [
1409                 # Yes, we have it...
1410                 AC_MSG_RESULT(yes)
1411                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1412         ], [
1413                 AC_MSG_RESULT(no)
1414         ])
1415
1416         dnl *****************************
1417         dnl *** Checks for IPV6_PKTINFO ***
1418         dnl *****************************
1419         AC_MSG_CHECKING(for IPV6_PKTINFO)
1420         AC_TRY_COMPILE([#include <netdb.h>], [
1421                 int level = IPV6_PKTINFO;
1422         ], [
1423                 # Yes, we have it...
1424                 AC_MSG_RESULT(yes)
1425                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1426         ], [
1427                 AC_MSG_RESULT(no)
1428         ])
1429
1430         dnl **********************************
1431         dnl *** Checks for IP_DONTFRAG     ***
1432         dnl **********************************
1433         AC_MSG_CHECKING(for IP_DONTFRAG)
1434         AC_TRY_COMPILE([#include <netinet/in.h>], [
1435                 int level = IP_DONTFRAG;
1436         ], [
1437                 # Yes, we have it...
1438                 AC_MSG_RESULT(yes)
1439                 AC_DEFINE(HAVE_IP_DONTFRAG, 1, [Have IP_DONTFRAG])
1440         ], [
1441                 AC_MSG_RESULT(no)
1442         ])
1443
1444         dnl **********************************
1445         dnl *** Checks for IP_DONTFRAGMENT ***
1446         dnl **********************************
1447         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1448         AC_TRY_COMPILE([#include <Ws2ipdef.h>], [
1449                 int level = IP_DONTFRAGMENT;
1450         ], [
1451                 # Yes, we have it...
1452                 AC_MSG_RESULT(yes)
1453                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1454         ], [
1455                 AC_MSG_RESULT(no)
1456         ])
1457
1458         dnl **********************************
1459         dnl *** Checks for IP_MTU_DISCOVER ***
1460         dnl **********************************
1461         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1462         AC_TRY_COMPILE([#include <linux/in.h>], [
1463                 int level = IP_MTU_DISCOVER;
1464         ], [
1465                 # Yes, we have it...
1466                 AC_MSG_RESULT(yes)
1467                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1468         ], [
1469                 AC_MSG_RESULT(no)
1470         ])
1471
1472         dnl **********************************
1473         dnl *** Checks for  IP_PMTUDISC_DO ***
1474         dnl **********************************
1475         AC_MSG_CHECKING(for IP_PMTUDISC_DO)
1476         AC_TRY_COMPILE([#include <linux/in.h>], [
1477                 int level = IP_PMTUDISC_DO;
1478         ], [
1479                 # Yes, we have it...
1480                 AC_MSG_RESULT(yes)
1481                 AC_DEFINE(HAVE_IP_PMTUDISC_DO, 1, [Have IP_PMTUDISC_DO])
1482         ], [
1483                 AC_MSG_RESULT(no)
1484         ])
1485
1486         dnl *********************************
1487         dnl *** Check for struct ip_mreqn ***
1488         dnl *********************************
1489         AC_MSG_CHECKING(for struct ip_mreqn)
1490         AC_TRY_COMPILE([#include <netinet/in.h>], [
1491                 struct ip_mreqn mreq;
1492                 mreq.imr_address.s_addr = 0;
1493         ], [
1494                 # Yes, we have it...
1495                 AC_MSG_RESULT(yes)
1496                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1497         ], [
1498                 # We'll just have to try and use struct ip_mreq
1499                 AC_MSG_RESULT(no)
1500                 AC_MSG_CHECKING(for struct ip_mreq)
1501                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1502                         struct ip_mreq mreq;
1503                         mreq.imr_interface.s_addr = 0;
1504                 ], [
1505                         # Yes, we have it...
1506                         AC_MSG_RESULT(yes)
1507                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1508                 ], [
1509                         # No multicast support
1510                         AC_MSG_RESULT(no)
1511                 ])
1512         ])
1513
1514         dnl **********************************
1515         dnl *** Check for gethostbyname2_r ***
1516         dnl **********************************
1517         AC_MSG_CHECKING(for gethostbyname2_r)
1518                 AC_TRY_LINK([#include <netdb.h>], [
1519                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1520         ], [
1521                 # Yes, we have it...
1522                 AC_MSG_RESULT(yes)
1523                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1524         ], [
1525                 AC_MSG_RESULT(no)
1526         ])
1527
1528         dnl *****************************
1529         dnl *** Checks for libnsl     ***
1530         dnl *****************************
1531         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1532
1533         AC_CHECK_FUNCS(inet_pton inet_aton)
1534
1535         dnl ***********************************************
1536         dnl *** Checks for size of sockaddr_un.sun_path ***
1537         dnl ***********************************************
1538         # AC_CHECK_SIZEOF can't cope with struct members :-(
1539         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1540         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1541                 [AC_TRY_RUN([
1542                         #include <sys/types.h>
1543                         #include <stdio.h>
1544                         #include <sys/un.h>
1545
1546                         int main(void) {
1547                                 struct sockaddr_un sock_un;
1548                                 FILE *f=fopen("conftestval", "w");
1549                                 if(!f) exit(1);
1550                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1551                                 exit(0);
1552                         }
1553                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1554                    mono_cv_sizeof_sunpath=0,
1555                    mono_cv_sizeof_sunpath=0)])dnl
1556         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1557         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1558
1559         dnl *****************************
1560         dnl *** Checks for libxnet    ***
1561         dnl *****************************
1562         case "${host}" in
1563                 *solaris* )
1564                         AC_MSG_CHECKING(for Solaris XPG4 support)
1565                         if test -f /usr/lib/libxnet.so; then
1566                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1567                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1568                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1569                                 LIBS="$LIBS -lxnet"
1570                                 AC_MSG_RESULT(yes)
1571                         else
1572                                 AC_MSG_RESULT(no)
1573                         fi
1574
1575                         if test "$GCC" = "yes"; then
1576                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1577                         fi
1578                 ;;
1579         esac
1580
1581         dnl *****************************
1582         dnl *** Checks for libpthread ***
1583         dnl *****************************
1584 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1585 # and libpthread does not exist
1586 #
1587         case "${host}" in
1588                 *-*-*freebsd*)
1589                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1590                 ;;
1591                 *-*-*openbsd*)
1592                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1593                 ;;
1594                 *)
1595                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1596                 ;;
1597         esac
1598         AC_CHECK_HEADERS(pthread.h)
1599         AC_CHECK_HEADERS(pthread_np.h)
1600         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1601         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np pthread_setname_np)
1602         AC_CHECK_FUNCS(pthread_kill)
1603         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1604         AC_TRY_COMPILE([ #include <pthread.h>], [
1605                 pthread_mutexattr_t attr;
1606                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1607         ], [
1608                 AC_MSG_RESULT(ok)
1609         ], [
1610                 AC_MSG_RESULT(no)
1611                 AC_ERROR(Posix system lacks support for recursive mutexes)
1612         ])
1613         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1614         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1615         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1616
1617         dnl ***********************************
1618         dnl *** Checks for signals
1619         dnl ***********************************
1620         AC_CHECK_HEADERS(signal.h)
1621         AC_CHECK_FUNCS(sigaction)
1622
1623         dnl ***********************************
1624         dnl *** Checks for working __thread ***
1625         dnl ***********************************
1626         AC_MSG_CHECKING(for working __thread)
1627         if test "x$with_tls" != "x__thread"; then
1628                 AC_MSG_RESULT(disabled)
1629         elif test "x$cross_compiling" = "xyes"; then
1630                 AC_MSG_RESULT(cross compiling, assuming yes)
1631         else
1632                 AC_TRY_RUN([
1633                         #if defined(__APPLE__) && defined(__clang__)
1634                         #error "__thread does not currently work with clang on Mac OS X"
1635                         #endif
1636
1637                         #include <pthread.h>
1638                         __thread int i;
1639                         static int res1, res2;
1640
1641                         void thread_main (void *arg)
1642                         {
1643                                 i = arg;
1644                                 sleep (1);
1645                                 if (arg == 1)
1646                                         res1 = (i == arg);
1647                                 else
1648                                         res2 = (i == arg);
1649                         }
1650
1651                         int main () {
1652                                 pthread_t t1, t2;
1653
1654                                 i = 5;
1655
1656                                 pthread_create (&t1, NULL, thread_main, 1);
1657                                 pthread_create (&t2, NULL, thread_main, 2);
1658
1659                                 pthread_join (t1, NULL);
1660                                 pthread_join (t2, NULL);
1661
1662                                 return !(res1 + res2 == 2);
1663                         }
1664                 ], [
1665                                 AC_MSG_RESULT(yes)
1666                 ], [
1667                                 AC_MSG_RESULT(no)
1668                                 with_tls=pthread
1669                 ])
1670         fi
1671
1672         dnl **************************************
1673         dnl *** Checks for working sigaltstack ***
1674         dnl **************************************
1675         AC_MSG_CHECKING(for working sigaltstack)
1676         if test "x$with_sigaltstack" != "xyes"; then
1677                 AC_MSG_RESULT(disabled)
1678         elif test "x$cross_compiling" = "xyes"; then
1679                 AC_MSG_RESULT(cross compiling, assuming yes)
1680         else
1681                 AC_TRY_RUN([
1682                         #include <stdio.h>
1683                         #include <stdlib.h>
1684                         #include <unistd.h>
1685                         #include <signal.h>
1686                         #include <pthread.h>
1687                         #include <sys/wait.h>
1688                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1689                         #define SA_STACK SA_ONSTACK
1690                         #endif
1691                         static void
1692                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1693                         {
1694                                 exit (0);
1695                         }
1696
1697                         volatile char*__ptr = NULL;
1698                         static void *
1699                         loop (void *ignored)
1700                         {
1701                                 *__ptr = 0;
1702                                 return NULL;
1703                         }
1704
1705                         static void
1706                         child ()
1707                         {
1708                                 struct sigaction sa;
1709                         #ifdef __APPLE__
1710                                 stack_t sas;
1711                         #else
1712                                 struct sigaltstack sas;
1713                         #endif
1714                                 pthread_t id;
1715                                 pthread_attr_t attr;
1716
1717                                 sa.sa_sigaction = sigsegv_signal_handler;
1718                                 sigemptyset (&sa.sa_mask);
1719                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1720                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1721                                         perror ("sigaction");
1722                                         return;
1723                                 }
1724
1725                                 /* x86 darwin deliver segfaults using SIGBUS */
1726                                 if (sigaction (SIGBUS, &sa, NULL) == -1) {
1727                                         perror ("sigaction");
1728                                         return;
1729                                 }
1730                                 sas.ss_sp = malloc (SIGSTKSZ);
1731                                 sas.ss_size = SIGSTKSZ;
1732                                 sas.ss_flags = 0;
1733                                 if (sigaltstack (&sas, NULL) == -1) {
1734                                         perror ("sigaltstack");
1735                                         return;
1736                                 }
1737
1738                                 pthread_attr_init (&attr);
1739                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1740                                         printf ("pthread_create\n");
1741                                         return;
1742                                 }
1743
1744                                 sleep (100);
1745                         }
1746
1747                         int
1748                         main ()
1749                         {
1750                                 pid_t son;
1751                                 int status;
1752                                 int i;
1753
1754                                 son = fork ();
1755                                 if (son == -1) {
1756                                         return 1;
1757                                 }
1758
1759                                 if (son == 0) {
1760                                         child ();
1761                                         return 0;
1762                                 }
1763
1764                                 for (i = 0; i < 300; ++i) {
1765                                         waitpid (son, &status, WNOHANG);
1766                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1767                                                 return 0;
1768                                         usleep (10000);
1769                                 }
1770
1771                                 kill (son, SIGKILL);
1772                                 return 1;
1773                         }
1774
1775                 ], [
1776                                 AC_MSG_RESULT(yes)
1777                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1778                 ], [
1779                                 with_sigaltstack=no
1780                                 AC_MSG_RESULT(no)
1781                 ])
1782         fi
1783
1784         dnl ********************************
1785         dnl *** Checks for semaphore lib ***
1786         dnl ********************************
1787         # 'Real Time' functions on Solaris
1788         # posix4 on Solaris 2.6
1789         # pthread (first!) on Linux
1790         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
1791
1792         AC_SEARCH_LIBS(shm_open, pthread rt posix4)
1793         AC_CHECK_FUNCS(shm_open)
1794
1795         dnl ********************************
1796         dnl *** Checks for timezone stuff **
1797         dnl ********************************
1798         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1799                 AC_TRY_COMPILE([
1800                         #include <time.h>
1801                         ], [
1802                         struct tm tm;
1803                         tm.tm_gmtoff = 1;
1804                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1805         if test $ac_cv_struct_tm_gmtoff = yes; then
1806                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1807         else
1808                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1809                         AC_TRY_COMPILE([
1810                                 #include <time.h>
1811                         ], [
1812                                 timezone = 1;
1813                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1814                 if test $ac_cv_var_timezone = yes; then
1815                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1816                 else
1817                         AC_ERROR(unable to find a way to determine timezone)
1818                 fi
1819         fi
1820
1821         dnl *********************************
1822         dnl *** Checks for math functions ***
1823         dnl *********************************
1824         AC_SEARCH_LIBS(sqrtf, m)
1825         if test "x$has_broken_apple_cpp" != "xyes"; then
1826                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1827                         AC_TRY_LINK([#include <math.h>],
1828                         [ finite(0.0); ],
1829                         AC_DEFINE(HAVE_FINITE, 1, [Have finite in -lm]) AC_MSG_RESULT(yes),
1830                         AC_MSG_RESULT(no)))
1831         fi
1832         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1833                 AC_TRY_LINK([#include <math.h>],
1834                 [ isfinite(0.0); ],
1835                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1836                 AC_MSG_RESULT(no)))
1837
1838         dnl ****************************************************************
1839         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1840         dnl *** have it in the library (duh))                            ***
1841         dnl ****************************************************************
1842         AC_CHECK_FUNCS(poll)
1843
1844         dnl *************************
1845         dnl *** Check for signbit ***
1846         dnl *************************
1847         AC_MSG_CHECKING(for signbit)
1848         AC_TRY_LINK([#include <math.h>], [
1849                 int s = signbit(1.0);
1850         ], [
1851                 AC_MSG_RESULT(yes)
1852                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1853         ], [
1854                 AC_MSG_RESULT(no)
1855         ])
1856
1857         dnl **********************************
1858         dnl *** epoll                      ***
1859         dnl **********************************
1860         if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xno"; then
1861                 AC_CHECK_HEADERS(sys/epoll.h)
1862                 haveepoll=no
1863                 AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1864                 if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes"; then
1865                         AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1866                 fi
1867         fi
1868
1869         havekqueue=no
1870
1871         AC_CHECK_HEADERS(sys/event.h)
1872         AC_CHECK_FUNCS(kqueue, [havekqueue=yes], )
1873
1874         dnl **************************************
1875         dnl * Darwin has a race that prevents us from using reliably:
1876         dnl * http://lists.apple.com/archives/darwin-dev/2011/Jun/msg00016.html
1877         dnl * Since kqueue is mostly used for scaling large web servers,
1878         dnl * and very few folks run Mono on large web servers on OSX, falling
1879         dnl * back
1880         dnl **************************************
1881         if test "x$havekqueue" = "xyes" -a "x$ac_cv_header_sys_event_h" = "xyes"; then
1882                 if test "x$platform_darwin" = "xno"; then
1883                         AC_DEFINE(USE_KQUEUE_FOR_THREADPOOL, 1, [Use kqueue for the threadpool])
1884                 fi
1885         fi
1886
1887         dnl ******************************
1888         dnl *** Checks for SIOCGIFCONF ***
1889         dnl ******************************
1890         AC_CHECK_HEADERS(sys/ioctl.h)
1891         AC_CHECK_HEADERS(net/if.h, [], [],
1892            [
1893            #ifdef HAVE_SYS_TYPES_H
1894            # include <sys/types.h>
1895            #endif
1896            #ifdef HAVE_SYS_SOCKET_H
1897            # include <sys/socket.h>
1898            #endif
1899            ])
1900         AC_MSG_CHECKING(for ifreq)
1901         AC_TRY_COMPILE([
1902                 #include <stdio.h>
1903                 #include <sys/ioctl.h>
1904                 #include <net/if.h>
1905                 ], [
1906                 struct ifconf ifc;
1907                 struct ifreq *ifr;
1908                 void *x;
1909                 ifc.ifc_len = 0;
1910                 ifc.ifc_buf = NULL;
1911                 x = (void *) &ifr->ifr_addr;
1912                 ],[
1913                         AC_MSG_RESULT(yes)
1914                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1915                 ], [
1916                         AC_MSG_RESULT(no)
1917                 ])
1918         dnl **********************************
1919         dnl ***     Checks for sin_len     ***
1920         dnl **********************************
1921         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1922         AC_TRY_COMPILE([
1923                 #include <netinet/in.h>
1924                 ], [
1925                 struct sockaddr_in saddr;
1926                 saddr.sin_len = sizeof (saddr);
1927                 ],[
1928                         AC_MSG_RESULT(yes)
1929                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1930                 ], [
1931                         AC_MSG_RESULT(no)
1932                 ])
1933         dnl **********************************
1934         dnl ***    Checks for sin6_len     ***
1935         dnl **********************************
1936         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1937         AC_TRY_COMPILE([
1938                 #include <netinet/in.h>
1939                 ], [
1940                 struct sockaddr_in6 saddr6;
1941                 saddr6.sin6_len = sizeof (saddr6);
1942                 ],[
1943                         AC_MSG_RESULT(yes)
1944                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1945                 ], [
1946                         AC_MSG_RESULT(no)
1947                 ])
1948         dnl **********************************
1949         dnl *** Check for getifaddrs       ***
1950         dnl **********************************
1951         AC_MSG_CHECKING(for getifaddrs)
1952                 AC_TRY_LINK([
1953                 #include <stdio.h>
1954                 #include <sys/types.h>
1955                 #include <sys/socket.h>
1956                 #include <ifaddrs.h>
1957         ], [
1958                 getifaddrs(NULL);
1959         ], [
1960                 # Yes, we have it...
1961                 AC_MSG_RESULT(yes)
1962                 AC_DEFINE(HAVE_GETIFADDRS, 1, [Have getifaddrs])
1963         ], [
1964                 AC_MSG_RESULT(no)
1965         ])
1966         dnl **********************************
1967         dnl *** Check for if_nametoindex   ***
1968         dnl **********************************
1969         AC_MSG_CHECKING(for if_nametoindex)
1970                 AC_TRY_LINK([
1971                 #include <stdio.h>
1972                 #include <sys/types.h>
1973                 #include <sys/socket.h>
1974                 #include <net/if.h>
1975         ], [
1976                 if_nametoindex(NULL);
1977         ], [
1978                 # Yes, we have it...
1979                 AC_MSG_RESULT(yes)
1980                 AC_DEFINE(HAVE_IF_NAMETOINDEX, 1, [Have if_nametoindex])
1981         ], [
1982                 AC_MSG_RESULT(no)
1983         ])
1984
1985         dnl **********************************
1986         dnl *** Checks for MonoPosixHelper ***
1987         dnl **********************************
1988         AC_CHECK_HEADERS(checklist.h)
1989         AC_CHECK_HEADERS(pathconf.h)
1990         AC_CHECK_HEADERS(fstab.h)
1991         AC_CHECK_HEADERS(attr/xattr.h)
1992         AC_CHECK_HEADERS(sys/extattr.h)
1993         AC_CHECK_HEADERS(sys/sendfile.h)
1994         AC_CHECK_HEADERS(sys/statvfs.h)
1995         AC_CHECK_HEADERS(sys/statfs.h)
1996         AC_CHECK_HEADERS(sys/vfstab.h)
1997         AC_CHECK_HEADERS(sys/xattr.h)
1998         AC_CHECK_HEADERS(sys/mman.h)
1999         AC_CHECK_HEADERS(sys/param.h)
2000         AC_CHECK_HEADERS(sys/mount.h, [], [],
2001                 [
2002                 #ifdef HAVE_SYS_PARAM_H
2003                 # include <sys/param.h>
2004                 #endif
2005                 ])
2006         AC_CHECK_HEADERS(sys/mount.h)
2007         AC_CHECK_FUNCS(confstr)
2008         AC_CHECK_FUNCS(seekdir telldir)
2009         AC_CHECK_FUNCS(getdomainname)
2010         AC_CHECK_FUNCS(setdomainname)
2011         AC_CHECK_FUNCS(endgrent getgrent fgetgrent setgrent)
2012         AC_CHECK_FUNCS(setgroups)
2013         AC_CHECK_FUNCS(endpwent getpwent fgetpwent setpwent)
2014         AC_CHECK_FUNCS(getfsstat)
2015         AC_CHECK_FUNCS(lutimes futimes)
2016         AC_CHECK_FUNCS(mremap)
2017         AC_CHECK_FUNCS(remap_file_pages)
2018         AC_CHECK_FUNCS(posix_fadvise)
2019         AC_CHECK_FUNCS(posix_fallocate)
2020         AC_CHECK_FUNCS(posix_madvise)
2021         AC_CHECK_FUNCS(vsnprintf)
2022         AC_CHECK_FUNCS(sendfile)
2023         AC_CHECK_FUNCS(gethostid sethostid)
2024         AC_CHECK_FUNCS(sethostname)
2025         AC_CHECK_FUNCS(statfs)
2026         AC_CHECK_FUNCS(fstatfs)
2027         AC_CHECK_FUNCS(statvfs)
2028         AC_CHECK_FUNCS(fstatvfs)
2029         AC_CHECK_FUNCS(stime)
2030         AC_CHECK_FUNCS(strerror_r)
2031         AC_CHECK_FUNCS(ttyname_r)
2032         AC_CHECK_FUNCS(psignal)
2033         AC_CHECK_FUNCS(getlogin_r)
2034         AC_CHECK_FUNCS(lockf)
2035         AC_CHECK_FUNCS(swab)
2036         AC_CHECK_FUNCS(setusershell endusershell)
2037         AC_CHECK_FUNCS(futimens utimensat)
2038         AC_CHECK_FUNCS(fstatat mknodat readlinkat)
2039         AC_CHECK_FUNCS(readv writev preadv pwritev)
2040         AC_CHECK_FUNCS(setpgid)
2041         AC_CHECK_SIZEOF(size_t)
2042         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], ,
2043                 [#include <sys/types.h>
2044                  #include <sys/stat.h>
2045                  #include <unistd.h>])
2046         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
2047                 [#include <sys/types.h>
2048                  #include <sys/stat.h>
2049                  #include <unistd.h>])
2050         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
2051                 [#include <sys/time.h>])
2052         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
2053                 [#include <unistd.h>
2054                  #include <fcntl.h>])
2055         AC_CHECK_TYPES([struct iovec], [AC_DEFINE(HAVE_STRUCT_IOVEC)], ,
2056                 [#include <sys/uio.h>])
2057         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
2058                 [#include <sys/poll.h>])
2059         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
2060                 [#include <sys/types.h>
2061                  #include <sys/stat.h>
2062                  #include <unistd.h>])
2063         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
2064                 [#include <time.h>])
2065         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
2066                 [#include <sys/time.h>
2067                  #include <sys/types.h>
2068                  #include <utime.h>])
2069         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
2070                 [#include <sys/time.h>])
2071         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
2072                 [#include <sys/types.h>
2073                  #include <utime.h>])
2074         AC_CHECK_MEMBERS(
2075                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
2076                 [#include <sys/types.h>
2077                  #include <dirent.h>])
2078         AC_CHECK_MEMBERS(
2079                 [struct passwd.pw_gecos],,,
2080                 [#include <sys/types.h>
2081                  #include <pwd.h>])
2082         AC_CHECK_MEMBERS(
2083                 [struct statfs.f_flags],,,
2084                 [#include <sys/types.h>
2085                  #include <sys/vfs.h>])
2086         AC_CHECK_MEMBERS(
2087                 [struct stat.st_atim, struct stat.st_mtim, struct stat.st_ctim],,,
2088                 [#include <sys/types.h>
2089                  #include <sys/stat.h>
2090                  #include <unistd.h>])
2091
2092         dnl Favour xattr through glibc, but use libattr if we have to
2093         AC_CHECK_FUNC(lsetxattr, ,
2094                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
2095         )
2096         AC_SUBST(XATTR_LIB)
2097
2098         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
2099         AC_CHECK_MEMBERS(
2100                 [struct kinfo_proc.kp_proc],,,
2101                 [#include <sys/types.h>
2102                  #include <sys/param.h>
2103                  #include <sys/sysctl.h>
2104                  #include <sys/proc.h>
2105                  ])
2106
2107         dnl *********************************
2108         dnl *** Checks for Windows compilation ***
2109         dnl *********************************
2110         AC_CHECK_HEADERS(sys/time.h)
2111         AC_CHECK_HEADERS(sys/param.h)
2112         AC_CHECK_HEADERS(dirent.h)
2113
2114         dnl ******************************************
2115         dnl *** Checks for OSX and iOS compilation ***
2116         dnl ******************************************
2117         AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
2118
2119         dnl *********************************
2120         dnl *** Check for Console 2.0 I/O ***
2121         dnl *********************************
2122         AC_CHECK_HEADERS([curses.h])
2123         AC_CHECK_HEADERS([term.h], [], [],
2124         [#if HAVE_CURSES_H
2125          #include <curses.h>
2126          #endif
2127         ])
2128         AC_CHECK_HEADERS([termios.h])
2129
2130         dnl * This is provided in io-layer, but on windows it's only available
2131         dnl * on xp+
2132         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
2133 else
2134         dnl *********************************
2135         dnl *** Checks for Windows compilation ***
2136         dnl *********************************
2137         AC_CHECK_HEADERS(winternl.h)
2138
2139         jdk_headers_found=no
2140         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
2141         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
2142         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
2143         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
2144         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
2145         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
2146         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
2147
2148         dnl *********************************
2149         dnl *** Check for struct ip_mreqn ***
2150         dnl *********************************
2151         AC_MSG_CHECKING(for struct ip_mreqn)
2152         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2153                 struct ip_mreqn mreq;
2154                 mreq.imr_address.s_addr = 0;
2155         ], [
2156                 # Yes, we have it...
2157                 AC_MSG_RESULT(yes)
2158                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
2159         ], [
2160                 # We'll just have to try and use struct ip_mreq
2161                 AC_MSG_RESULT(no)
2162                 AC_MSG_CHECKING(for struct ip_mreq)
2163                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
2164                         struct ip_mreq mreq;
2165                         mreq.imr_interface.s_addr = 0;
2166                 ], [
2167                         # Yes, we have it...
2168                         AC_MSG_RESULT(yes)
2169                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
2170                 ], [
2171                         # No multicast support
2172                         AC_MSG_RESULT(no)
2173                 ])
2174         ])
2175         AC_CHECK_FUNCS(GetProcessId)
2176         AC_CHECK_DECLS(InterlockedExchange64, [], [], [[#include <windows.h>]])
2177         AC_CHECK_DECLS(InterlockedCompareExchange64, [], [], [[#include <windows.h>]])
2178         AC_CHECK_DECLS(InterlockedDecrement64, [], [], [[#include <windows.h>]])
2179         AC_CHECK_DECLS(InterlockedIncrement64, [], [], [[#include <windows.h>]])
2180         AC_CHECK_DECLS(InterlockedAdd, [], [], [[#include <windows.h>]])
2181         AC_CHECK_DECLS(InterlockedAdd64, [], [], [[#include <windows.h>]])
2182         AC_CHECK_DECLS(__readfsdword, [], [], [[#include <windows.h>]])
2183 fi
2184
2185 dnl socklen_t check
2186 AC_MSG_CHECKING(for socklen_t)
2187 AC_TRY_COMPILE([
2188 #include <sys/types.h>
2189 #include <sys/socket.h>
2190 ],[
2191   socklen_t foo;
2192 ],[
2193 ac_cv_c_socklen_t=yes
2194         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
2195         AC_MSG_RESULT(yes)
2196 ],[
2197         AC_MSG_RESULT(no)
2198 ])
2199
2200 AC_MSG_CHECKING(for array element initializer support)
2201 AC_TRY_COMPILE([#include <sys/socket.h>], [
2202         const int array[] = {[1] = 2,};
2203 ], [
2204         # Yes, we have it...
2205         AC_MSG_RESULT(yes)
2206         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
2207 ], [
2208         # We'll have to use signals
2209         AC_MSG_RESULT(no)
2210 ])
2211
2212 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
2213         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
2214         AC_TRY_LINK([#include <math.h>],
2215         [ static void *p = &trunc; ],
2216         [
2217                 AC_DEFINE(HAVE_TRUNC)
2218                 AC_MSG_RESULT(yes)
2219                 ac_cv_trunc=yes
2220         ],
2221         AC_MSG_RESULT(no)))
2222
2223 if test "x$ac_cv_truncl" != "xyes"; then
2224    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
2225 fi
2226
2227 AC_CHECK_FUNCS(round)
2228 AC_CHECK_FUNCS(rint)
2229 AC_CHECK_FUNCS(execvp)
2230
2231 dnl ****************************
2232 dnl *** Look for /dev/random ***
2233 dnl ****************************
2234
2235 AC_MSG_CHECKING([if usage of random device is requested])
2236 AC_ARG_ENABLE(dev-random,
2237 [  --disable-dev-random    disable the use of the random device (enabled by default)],
2238 try_dev_random=$enableval, try_dev_random=yes)
2239
2240 AC_MSG_RESULT($try_dev_random)
2241
2242 case "{$build}" in
2243     *-openbsd*)
2244     NAME_DEV_RANDOM="/dev/srandom"
2245     ;;
2246
2247 dnl Win32 does not have /dev/random, they have their own method...
2248
2249     *-mingw*|*-*-cygwin*)
2250     ac_cv_have_dev_random=no
2251     ;;
2252
2253 dnl Everywhere else, it's /dev/random
2254
2255     *)
2256     NAME_DEV_RANDOM="/dev/random"
2257     ;;
2258 esac
2259
2260 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
2261
2262 dnl Now check if the device actually exists
2263
2264 if test "x$try_dev_random" = "xyes"; then
2265     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
2266     [if test -r "$NAME_DEV_RANDOM" ; then
2267         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
2268     if test "x$ac_cv_have_dev_random" = "xyes"; then
2269         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
2270     fi
2271 else
2272     AC_MSG_CHECKING(for random device)
2273     ac_cv_have_dev_random=no
2274     AC_MSG_RESULT(has been disabled)
2275 fi
2276
2277 if test "x$host_win32" = "xyes"; then
2278     AC_DEFINE(HAVE_CRYPT_RNG)
2279 fi
2280
2281 if test "x$ac_cv_have_dev_random" = "xno" \
2282     && test "x$host_win32" = "xno"; then
2283     AC_MSG_WARN([[
2284 ***
2285 *** A system-provided entropy source was not found on this system.
2286 *** Because of this, the System.Security.Cryptography random number generator
2287 *** will throw a NotImplemented exception.
2288 ***
2289 *** If you are seeing this message, and you know your system DOES have an
2290 *** entropy collection in place, please contact <crichton@gimp.org> and
2291 *** provide information about the system and how to access the random device.
2292 ***
2293 *** Otherwise you can install either egd or prngd and set the environment
2294 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
2295 ***]])
2296 fi
2297
2298 AC_MSG_CHECKING([if inter-process shared handles are requested])
2299 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
2300 AC_MSG_RESULT($try_shared_handles)
2301 if test "x$try_shared_handles" != "xyes"; then
2302         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
2303         AC_SUBST(DISABLE_SHARED_HANDLES)
2304 fi
2305
2306 AC_ARG_ENABLE(bcl-opt, [  --disable-bcl-opt     BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
2307
2308 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
2309 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
2310
2311 AC_MSG_CHECKING([if big-arrays are to be enabled])
2312 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
2313 if test "x$enable_big_arrays" = "xyes" ; then
2314     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
2315         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
2316     else
2317         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
2318     fi
2319 fi
2320 AC_MSG_RESULT($enable_big_arrays)
2321
2322 dnl **************
2323 dnl *** DTRACE ***
2324 dnl **************
2325
2326 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
2327
2328 if test "x$enable_dtrace" = "xyes"; then
2329    if test "x$has_dtrace" = "xno"; then
2330           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
2331    fi
2332    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
2333    if test "x$DTRACE" = "xno"; then
2334           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
2335           enable_dtrace=no
2336    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
2337           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
2338           enable_dtrace=no
2339    fi
2340 fi
2341
2342 dtrace_g=no
2343 if test "x$enable_dtrace" = "xyes"; then
2344         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
2345         DTRACEFLAGS=
2346         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2347                 case "$host" in
2348                         powerpc-*-darwin*)
2349                         DTRACEFLAGS="-arch ppc64"
2350                         ;;
2351                         i*86-*-darwin*)
2352                         DTRACEFLAGS="-arch x86_64"
2353                         ;;
2354                         *)
2355                         DTRACEFLAGS=-64
2356                         ;;
2357                 esac
2358         else
2359                 case "$host" in
2360                         powerpc-*-darwin*)
2361                         DTRACEFLAGS="-arch ppc"
2362                         ;;
2363                         i*86-*-darwin*)
2364                         DTRACEFLAGS="-arch i386"
2365                         ;;
2366                         *)
2367                         DTRACEFLAGS=-32
2368                         ;;
2369                 esac
2370         fi
2371         AC_SUBST(DTRACEFLAGS)
2372         case "$host" in
2373                 *-*-solaris*)
2374                 dtrace_g=yes
2375                 ;;
2376         esac
2377         AC_CHECK_HEADERS([sys/sdt.h])
2378 fi
2379 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
2380 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
2381
2382 dnl **************
2383 dnl ***  NaCl  ***
2384 dnl **************
2385
2386 AC_ARG_ENABLE(nacl_codegen, [  --enable-nacl-codegen      Enable Native Client code generation], enable_nacl_codegen=$enableval, enable_nacl_codegen=no)
2387 AC_ARG_ENABLE(nacl_gc, [  --enable-nacl-gc           Enable Native Client garbage collection], enable_nacl_gc=$enableval, enable_nacl_gc=no)
2388
2389 AM_CONDITIONAL(NACL_CODEGEN, test x$enable_nacl_codegen != xno)
2390
2391 dnl
2392 dnl Hack to use system mono for operations in build/install not allowed in NaCl.
2393 dnl
2394 nacl_self_host=""
2395 if test "x$ac_cv_header_nacl_nacl_dyncode_h" = "xyes"; then
2396    nacl_self_host="nacl_self_host"
2397 fi
2398 AC_SUBST(nacl_self_host)
2399
2400 if test "x$enable_nacl_codegen" = "xyes"; then
2401    MONO_NACL_ALIGN_MASK_OFF=1
2402    AC_DEFINE(TARGET_NACL, 1, [...])
2403    AC_DEFINE(__native_client_codegen__, 1, [...])
2404 else
2405    MONO_NACL_ALIGN_MASK_OFF=0
2406    AC_DEFINE(__default_codegen__, 1, [...])
2407 fi
2408 if test "x$enable_nacl_gc" = "xyes"; then
2409    if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2410       INSTRUMENT_CFLAG="-finstrument-for-thread-suspension"
2411    else
2412       # Not yet implemented
2413       INSTRUMENT_CFLAG=""
2414    fi
2415    CPPFLAGS="$CPPFLAGS $INSTRUMENT_CFLAG -D__native_client_gc__"
2416 fi
2417 AC_SUBST(MONO_NACL_ALIGN_MASK_OFF)
2418
2419 dnl **************
2420 dnl ***  LLVM  ***
2421 dnl **************
2422
2423 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
2424 AC_ARG_ENABLE(loadedllvm,[  --enable-loadedllvm Load the LLVM back-end dynamically], enable_llvm=$enableval && enable_loadedllvm=$enableval, enable_loadedllvm=no)
2425 AC_ARG_ENABLE(llvm-version-check,[  --enable-llvm-version-check Check that the LLVM matches the version expected by mono], enable_llvm_version_check=$enableval, enable_llvm_version_check=no)
2426
2427 AC_ARG_WITH(llvm, [  --with-llvm=<llvm prefix>    Enable the LLVM back-end], enable_llvm=yes,)
2428
2429 if test "x$enable_llvm" = "xyes"; then
2430    if test "x$with_llvm" != "x"; then
2431           LLVM_CONFIG=$with_llvm/bin/llvm-config
2432           if test ! -x $LLVM_CONFIG; then
2433                  AC_MSG_ERROR([LLVM executable $LLVM_CONFIG not found.])
2434       fi
2435    else
2436       AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
2437       if test "x$LLVM_CONFIG" = "xno"; then
2438              AC_MSG_ERROR([llvm-config not found.])
2439       fi
2440    fi
2441
2442    llvm_codegen="x86codegen"
2443    case "$target" in
2444    arm*)
2445                 llvm_codegen="armcodegen"
2446                 ;;
2447    esac
2448
2449    # The output of --cflags seems to include optimizations flags too
2450    LLVM_CFLAGS=`$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'`
2451    # LLVM is compiled with -fno-rtti, so we need this too, since our classes inherit
2452    # from LLVM classes.
2453    LLVM_CXXFLAGS="`$LLVM_CONFIG --cxxflags` -fno-rtti"
2454    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2455    # This might include empty lines
2456    LLVM_SYSTEM_LIBS=`$LLVM_CONFIG --system-libs 2>/dev/null | grep -- -`
2457    if test "x$host" != "x$target"; then
2458       # No need for jit libs
2459       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter`
2460    else
2461       LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit mcjit $llvm_codegen`
2462    fi
2463    LLVM_LIBS="$LLVM_LIBS $LLVM_LDFLAGS $LLVM_SYSTEM_LIBS -lstdc++"
2464
2465    expected_llvm_version="3.4svn-mono-mono/e656cac"
2466
2467    # Should be something like '2.6' or '2.7svn'
2468    llvm_version=`$LLVM_CONFIG --version`
2469    major_version=`echo $llvm_version | cut -c 1`
2470    minor_version=`echo $llvm_version | cut -c 3`
2471    llvm_api_version=`$LLVM_CONFIG --mono-api-version 2>/dev/null`
2472    AC_MSG_CHECKING(LLVM version)
2473    AC_MSG_RESULT($llvm_version)
2474    if echo $llvm_version | grep -q 'mono'; then
2475           if test "x$enable_llvm_version_check" == "xyes"; then
2476                  if test "$llvm_version" != "$expected_llvm_version"; then
2477                         AC_MSG_ERROR([Expected llvm version $expected_llvm_version, but llvm-config --version returned $llvm_version"])
2478                  fi
2479           fi
2480           if test "x$llvm_api_version" = "x"; then
2481                 LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=0"
2482                 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=0"
2483           else
2484                 LLVM_CFLAGS="$LLVM_CFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2485                 LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_API_VERSION=$llvm_api_version"
2486           fi
2487    else
2488           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.])
2489    fi
2490
2491    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
2492    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
2493    AC_DEFINE_UNQUOTED(LLVM_VERSION, "$llvm_version", [Full version of LLVM libraties])
2494
2495    # Have to pass these on the command line since mini-llvm-cpp.h already includes
2496    # llvm's config.h
2497    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
2498
2499    AC_SUBST(LLVM_CFLAGS)
2500    AC_SUBST(LLVM_CXXFLAGS)
2501    AC_SUBST(LLVM_LIBS)
2502    AC_SUBST(LLVM_LDFLAGS)
2503    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
2504 fi
2505
2506 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
2507 if test "x$enable_loadedllvm" = "xyes"; then
2508    AC_DEFINE(MONO_LLVM_LOADED, 1, [The LLVM back end is dynamically loaded])
2509 fi
2510 AM_CONDITIONAL(LOADED_LLVM, [test x$enable_loadedllvm = xyes])
2511
2512 TARGET="unknown"
2513 ACCESS_UNALIGNED="yes"
2514
2515 JIT_SUPPORTED=no
2516 INTERP_SUPPORTED=no
2517 LIBC="libc.so.6"
2518 INTL="libc.so.6"
2519 SQLITE="libsqlite.so.0"
2520 SQLITE3="libsqlite3.so.0"
2521 X11="libX11.so"
2522 GDKX11="libgdk-x11-2.0.so.0"
2523 GTKX11="libgtk-x11-2.0.so.0"
2524 XINERAMA="libXinerama.so"
2525
2526 sizeof_register="SIZEOF_VOID_P"
2527
2528 jit_wanted=true
2529 interp_wanted=false
2530 sgen_supported=false
2531 boehm_supported=true
2532 case "$host" in
2533         mips*)
2534                 TARGET=MIPS;
2535                 arch_target=mips;
2536                 sgen_supported=true
2537                 ACCESS_UNALIGNED="no"
2538                 JIT_SUPPORTED=yes
2539
2540                 AC_MSG_CHECKING(for mips n32)
2541                 AC_TRY_COMPILE([],[
2542                 #if _MIPS_SIM != _ABIN32
2543                 #error Not mips n32
2544                 #endif
2545                 return 0;
2546                 ],[
2547                 AC_MSG_RESULT(yes)
2548                 sizeof_register=8
2549                 ],[
2550                 AC_MSG_RESULT(no)
2551                 ])
2552                 ;;
2553         i*86-*-*)
2554                 TARGET=X86;
2555                 arch_target=x86;
2556                 JIT_SUPPORTED=yes
2557                 case $host_os in
2558                   solaris*)
2559                         LIBC="libc.so"
2560                         INTL="libintl.so"
2561                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
2562                                 TARGET=AMD64
2563                                 arch_target=amd64
2564                         fi
2565
2566                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
2567                         # int astruct __attribute__ ((visibility ("hidden")));
2568                         # void foo ()
2569                         # {
2570                         #       void *p = &astruct;
2571                         # }
2572                         # gcc -fPIC --shared -o libfoo.so foo.c
2573                         # yields:
2574                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
2575                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
2576                         have_visibility_hidden=no
2577                         sgen_supported=true
2578                         ;;
2579                   mingw*|cygwin*)
2580                         sgen_supported=true
2581                         have_visibility_hidden=no
2582                         ;;
2583                   haiku*)
2584                         LIBC=libroot.so
2585                         ;;
2586                   linux*)
2587                         sgen_supported=true
2588                         AOT_SUPPORTED="yes"
2589                         ;;
2590                   darwin*)
2591                         sgen_supported=true
2592                         AOT_SUPPORTED="yes"
2593                         ;;
2594                   darwin*|openbsd*|freebsd*)
2595                         sgen_supported=true
2596                         ;;
2597                 esac
2598                 ;;
2599         x86_64-*-* | amd64-*-*)
2600                 TARGET=AMD64;
2601                 arch_target=amd64;
2602                 JIT_SUPPORTED=yes
2603                 if test "x$ac_cv_sizeof_void_p" = "x4"; then
2604                         AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2605                         sizeof_register=8
2606                 fi
2607                 case $host_os in
2608                   linux*)
2609                         sgen_supported=true
2610                         AOT_SUPPORTED="yes"
2611                         ;;
2612                   darwin*|openbsd*|freebsd*)
2613                         sgen_supported=true
2614                         ;;
2615                 esac
2616                 case "$host" in
2617                         x86_64-*-nacl*)
2618                                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2619                                 sizeof_register=8
2620                                 ;;
2621                 esac
2622                 ;;
2623         ia64-*-*)
2624                 TARGET=IA64
2625                 arch_target=ia64
2626                 ACCESS_UNALIGNED="no"
2627                 JIT_SUPPORTED=yes
2628                 LIBC="libc.so.6.1"
2629                 INTL="libc.so.6.1"
2630                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
2631                 libmono_ldflags="-lunwind"
2632                 ;;
2633         sparc*-*-*)
2634                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2635                    TARGET=SPARC64
2636                 else
2637                         TARGET=SPARC
2638                 fi
2639                 arch_target=sparc;
2640                 JIT_SUPPORTED=yes
2641                 ACCESS_UNALIGNED="no"
2642                 case $host_os in
2643                   linux*) ;;
2644                   *)
2645                         LIBC="libc.so"
2646                         INTL="libintl.so"
2647                 esac
2648                 if test x"$GCC" = xyes; then
2649                         # We don't support v8 cpus
2650                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2651                 fi
2652                 if test x"$AR" = xfalse; then
2653                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2654                 fi
2655                 sgen_supported=true
2656                 ;;
2657         *-mingw*|*-*-cygwin*)
2658                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2659                 have_visibility_hidden=no
2660                 INTL="intl"
2661                 ;;
2662         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2663         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2664                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2665                         TARGET=POWERPC64;
2666                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2667                         CFLAGS="$CFLAGS -mminimal-toc"
2668                 else
2669                         TARGET=POWERPC;
2670                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2671                 fi
2672                 arch_target=ppc;
2673                 JIT_SUPPORTED=yes
2674                 case $host_os in
2675                   linux*|darwin*)
2676                         sgen_supported=true
2677                         ;;
2678                 esac
2679                 ;;
2680         arm*-darwin*)
2681                 TARGET=ARM;
2682                 arch_target=arm;
2683                 ACCESS_UNALIGNED="no"
2684                 JIT_SUPPORTED=yes
2685                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2686                 # libgc's gc_locks.h depends on this
2687             CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC"
2688                 sgen_supported=true
2689                 ;;
2690         arm*-linux*)
2691                 TARGET=ARM;
2692                 arch_target=arm;
2693                 ACCESS_UNALIGNED="no"
2694                 JIT_SUPPORTED=yes
2695                 sgen_supported=true
2696                 AOT_SUPPORTED="yes"
2697                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2698                 ;;
2699 # TODO: make proper support for NaCl host.
2700 #        arm*-*nacl)
2701 #               TARGET=ARM;
2702 #               arch_target=arm;
2703 #               ACCESS_UNALIGNED="no"
2704 #               JIT_SUPPORTED=yes
2705 #               sgen_supported=true
2706 #               AOT_SUPPORTED="no"
2707 #               ;;
2708         aarch64-*)
2709                 # https://lkml.org/lkml/2012/7/15/133
2710                 TARGET=ARM64
2711                 arch_target=arm64
2712                 JIT_SUPPORTED=yes
2713                 sgen_supported=true
2714                 boehm_supported=false
2715                 ;;
2716         s390x-*-linux*)
2717                 TARGET=S390X;
2718                 arch_target=s390x;
2719                 ACCESS_UNALIGNED="yes"
2720                 JIT_SUPPORTED=yes
2721                 sgen_supported=true
2722                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2723                 ;;
2724 esac
2725
2726 HOST=$TARGET
2727
2728 if test "x$host" != "x$target"; then
2729    AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2730    enable_mcs_build=no
2731    case "$target" in
2732    arm*-darwin*)
2733                 TARGET=ARM;
2734                 arch_target=arm;
2735                 ACCESS_UNALIGNED="no"
2736                 JIT_SUPPORTED=yes
2737                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2738                 jit_wanted=true
2739                 # Can't use tls, since it depends on the runtime detection of tls offsets
2740                 # in mono-compiler.h
2741                 with_tls=pthread
2742                 ;;
2743    powerpc64-ps3-linux-gnu)
2744                 TARGET=POWERPC64
2745                 arch_target=powerpc64
2746                 AC_DEFINE(TARGET_PS3, 1, [...])
2747                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2748                 # uses this define
2749                 AC_DEFINE(__mono_ppc64__, 1, [...])
2750                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2751                 sizeof_register=8
2752                 target_byte_order=G_BIG_ENDIAN
2753                 ;;
2754
2755    powerpc64-xbox360-linux-gnu)
2756                 TARGET=POWERPC64
2757                 arch_target=powerpc64
2758                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2759                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2760                 # uses this define
2761                 sizeof_register=8
2762                 target_byte_order=G_BIG_ENDIAN
2763                 ;;
2764    x86_64-*-nacl)
2765                 TARGET=AMD64
2766                 arch_target=amd64
2767                 AC_DEFINE(TARGET_AMD64, 1, [...])
2768                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2769                 sizeof_register=8
2770                 ;;
2771 # TODO: make proper support for NaCl target.
2772 #   arm*-*nacl)
2773 #               TARGET=ARM
2774 #               arch_target=arm
2775 #               AC_DEFINE(TARGET_ARM, 1, [...])
2776 #               ACCESS_UNALIGNED="no"
2777 #               JIT_SUPPORTED=yes
2778 #               sizeof_register=4
2779 #               CPPFLAGS="$CPPFLAGS \
2780 #                    -D__ARM_EABI__ \
2781 #                    -D__arm__ \
2782 #                    -D__portable_native_client__ \
2783 #                    -Dtimezone=_timezone \
2784 #                    -DDISABLE_SOCKETS \
2785 #                    -DDISABLE_ATTACH \
2786 #                    -DUSE_NEWLIB"
2787 #               jit_wanted=true
2788                 # Can't use tls, since it depends on the runtime detection of tls offsets
2789                 # in mono-compiler.h
2790 #               with_tls=pthread
2791 #               ;;
2792    i686-*-nacl)
2793                 TARGET=X86
2794                 arch_target=x86
2795                 AC_DEFINE(TARGET_X86, 1, [...])
2796                 sizeof_register=4
2797                 ;;
2798    arm*-linux-*)
2799                 TARGET=ARM;
2800                 arch_target=arm;
2801                 AC_DEFINE(TARGET_ARM, 1, [...])
2802                 AC_DEFINE(TARGET_ANDROID, 1, [...])
2803                 ACCESS_UNALIGNED="no"
2804                 JIT_SUPPORTED=yes
2805                 CPPFLAGS="$CPPFLAGS -D__ARM_EABI__"
2806                 jit_wanted=true
2807                 # Can't use tls, since it depends on the runtime detection of tls offsets
2808                 # in mono-compiler.h
2809                 with_tls=pthread
2810                 target_mach=no
2811                 case "$target" in
2812                 armv7l-unknown-linux-gnueabi*)
2813                         # TEGRA
2814                         CPPFLAGS="$CPPFLAGS"
2815                         ;;
2816                 armv5-*-linux-androideabi*)
2817                         CPPFLAGS="$CPPFLAGS"
2818                         ;;
2819                 esac
2820                 ;;
2821         aarch64-*)
2822                 TARGET=ARM64
2823                 JIT_SUPPORTED=yes
2824                 jit_wanted=true
2825                 ;;
2826         *)
2827                 AC_MSG_ERROR([Cross compiling is not supported for target $target])
2828         esac
2829 fi
2830
2831 case "$TARGET" in
2832 X86)
2833         AC_DEFINE(TARGET_X86, 1, [...])
2834         ;;
2835 AMD64)
2836         AC_DEFINE(TARGET_AMD64, 1, [...])
2837         ;;
2838 ARM)
2839         AC_DEFINE(TARGET_ARM, 1, [...])
2840         ;;
2841 ARM64)
2842         AC_DEFINE(TARGET_ARM64, 1, [...])
2843         ;;
2844 POWERPC)
2845         AC_DEFINE(TARGET_POWERPC, 1, [...])
2846         ;;
2847 POWERPC64)
2848         AC_DEFINE(TARGET_POWERPC, 1, [...])
2849         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2850         ;;
2851 S390X)
2852         AC_DEFINE(TARGET_S390X, 1, [...])
2853         ;;
2854 MIPS)
2855         AC_DEFINE(TARGET_MIPS, 1, [...])
2856         ;;
2857 IA64)
2858         AC_DEFINE(TARGET_IA64, 1, [...])
2859         ;;
2860 SPARC)
2861         AC_DEFINE(TARGET_SPARC, 1, [...])
2862         ;;
2863 SPARC64)
2864         AC_DEFINE(TARGET_SPARC64, 1, [...])
2865         ;;
2866 esac
2867
2868 dnl Use GCC atomic ops if they work on the target.
2869 if test x$GCC = "xyes"; then
2870         case $TARGET in
2871         X86 | AMD64 | ARM | ARM64 | POWERPC | POWERPC64 | MIPS | S390X | SPARC | SPARC64)
2872                 AC_DEFINE(USE_GCC_ATOMIC_OPS, 1, [...])
2873                 ;;
2874         esac
2875 fi
2876
2877 if test "x$target_mach" = "xyes"; then
2878    if test "x$TARGET" = "xARM" -o "x$TARGET" = "xARM64"; then
2879           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
2880           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
2881           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
2882    else
2883        AC_TRY_COMPILE([#include "TargetConditionals.h"],[
2884        #if TARGET_IPHONE_SIMULATOR == 1 || TARGET_OS_IPHONE == 1
2885        #error fail this for ios
2886        #endif
2887        return 0;
2888        ], [
2889                   AC_DEFINE(TARGET_OSX,1,[The JIT/AOT targets OSX])
2890           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_OSX"
2891           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_OSX"
2892        ], [
2893           AC_DEFINE(TARGET_IOS,1,[The JIT/AOT targets iOS])
2894           CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DTARGET_IOS"
2895           CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -DTARGET_IOS"
2896        ])
2897         fi
2898    AC_DEFINE(TARGET_MACH,1,[The JIT/AOT targets Apple platforms])
2899 fi
2900
2901 if test "x$sizeof_register" = "x4"; then
2902    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2903 elif test "x$sizeof_register" = "x8"; then
2904    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2905 else
2906    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2907 fi
2908
2909 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2910    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2911 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2912    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2913 else
2914    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2915 fi
2916
2917 if test "x$have_visibility_hidden" = "xyes"; then
2918    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2919 fi
2920
2921 if test "x$have_deprecated" = "xyes"; then
2922    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2923 fi
2924
2925 dnl
2926 dnl Simple Generational checks (sgen)
2927 dnl
2928 if $sgen_supported; then
2929    build_sgen_default=yes
2930 else
2931    build_sgen_default=no
2932 fi
2933 SGEN_DEFINES=
2934 AC_ARG_WITH(sgen, [  --with-sgen=yes,no             Extra Generational GC, default=yes],[buildsgen=$with_sgen],[buildsgen=$build_sgen_default])
2935 if test x$buildsgen = xyes; then
2936    if $sgen_supported; then
2937        SGEN_DEFINES="-DHAVE_SGEN_GC -DHAVE_MOVING_COLLECTOR"
2938        gc_msg="sgen and $gc_msg"
2939    else
2940        buildsgen=no
2941        AC_MSG_WARN("Sgen is not supported on this platform")
2942    fi
2943 fi
2944 AC_SUBST(SGEN_DEFINES)
2945 AM_CONDITIONAL(SUPPORT_SGEN, test x$buildsgen = xyes)
2946
2947 USEJIT=false
2948 if test x$JIT_SUPPORTED = xyes; then
2949    if $jit_wanted; then
2950       USEJIT=true
2951       jit_status="Building and using the JIT"
2952    else
2953       if $interp_wanted; then
2954          jit_status="Building the JIT, defaulting to the interpreter"
2955       else
2956          AC_ERROR(No JIT or interpreter support available or selected.)
2957       fi
2958    fi
2959 else
2960    if test x$interp_wanted = xtrue; then
2961       jit_status="interpreter"
2962    else
2963       AC_ERROR(No JIT or interpreter support available or selected.)
2964    fi
2965 fi
2966
2967 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2968
2969 libsuffix=".so"
2970
2971 case "$host" in
2972      *-*-darwin*)
2973         libsuffix=".dylib"
2974         LIBC="libc.dylib"
2975         INTL="libintl.dylib"
2976         SQLITE="libsqlite.0.dylib"
2977         SQLITE3="libsqlite3.0.dylib"
2978         X11="libX11.dylib"
2979         GDKX11="libgdk-x11-2.0.dylib"
2980         GTKX11="libgtk-x11-2.0.dylib"
2981         ;;
2982      *-*-*netbsd*)
2983         LIBC="libc.so.12"
2984         INTL="libintl.so.0"
2985         ;;
2986     *-*-*freebsd*)
2987         LIBC="libc.so"
2988         INTL="libintl.so"
2989         SQLITE="libsqlite.so"
2990         SQLITE3="libsqlite3.so"
2991         ;;
2992     *-*-*openbsd*)
2993         LIBC="libc.so"
2994         INTL="libintl.so"
2995         SQLITE="libsqlite.so"
2996         SQLITE3="libsqlite3.so"
2997         ;;
2998     *-*-*linux*)
2999         AC_PATH_X
3000         dlsearch_path=`(libtool --config ; echo eval echo \\$sys_lib_dlsearch_path_spec) | sh`
3001         AC_MSG_CHECKING(for the soname of libX11.so)
3002         for i in $x_libraries $dlsearch_path; do
3003                 for r in 4 5 6; do
3004                         if test -f $i/libX11.so.$r; then
3005                                 X11=libX11.so.$r
3006                                 AC_MSG_RESULT($X11)
3007                         fi
3008                 done
3009         done
3010
3011         if test "x$X11" = "xlibX11.so"; then
3012                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? Assuming libX11.so.6...]);
3013                 X11=libX11.so.6
3014         fi
3015         AC_MSG_CHECKING(for the soname of libXinerama.so)
3016         for i in $x_libraries $dlsearch_path; do
3017                 for r in 1 2 3; do
3018                         if test -f $i/libXinerama.so.$r; then
3019                                 XINERAMA=libXinerama.so.$r
3020                                 AC_MSG_RESULT($XINERAMA)
3021                         fi
3022                 done
3023         done
3024         if test "x$XINERAMA" = "xlibXinerama.so"; then
3025                 AC_MSG_WARN([Could not find Xinerama development libs. Support for multiple monitors might not work...]);
3026         fi
3027         ;;
3028 esac
3029
3030
3031 AC_SUBST(libsuffix)
3032
3033 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
3034         if test "x$with_tls" = "x__thread"; then
3035                 #
3036                 # On some linux distributions, TLS works in executables, but linking
3037                 # against a shared library containing TLS fails with:
3038                 # undefined reference to `__tls_get_addr'
3039                 #
3040                 rm -f conftest.c conftest.so conftest
3041                 echo "static __thread int foo; int main () { foo = 5; return 0; }" > conftest.c
3042                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
3043                 $CC -o conftest conftest.so > /dev/null 2>&1
3044                 if test ! -f conftest; then
3045                    AC_MSG_WARN([Disabling usage of __thread.]);
3046                    with_tls=pthread
3047                 fi
3048                 rm -f conftest.c conftest.so conftest
3049         fi
3050 fi
3051
3052 AC_ARG_ENABLE(icall-symbol-map,[  --enable-icall-symbol-map Generate tables which map icall functions to their C symbols], icall_symbol_map=$enableval, icall_symbol_map=no)
3053 if test "x$icall_symbol_map" = "xyes"; then
3054    AC_DEFINE(ENABLE_ICALL_SYMBOL_MAP, 1, [Icall symbol map enabled])
3055 fi
3056
3057 AC_ARG_ENABLE(icall-export,[  --enable-icall-export Export icall functions], icall_export=$enableval, icall_export=no)
3058 if test "x$icall_export" = "xyes"; then
3059    AC_DEFINE(ENABLE_ICALL_EXPORT, 1, [Icall export enabled])
3060 fi
3061
3062 AC_ARG_ENABLE(icall-tables,[  --disable-icall-tables Disable the runtime lookup of icalls], icall_tables=$enableval, icall_tables=yes)
3063 if test "x$icall_tables" = "xno"; then
3064    AC_DEFINE(DISABLE_ICALL_TABLES, 1, [Icall tables disabled])
3065 fi
3066
3067 if test "x$with_tls" = "x__thread"; then
3068         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
3069         # Pass the information to libgc
3070         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
3071         AC_MSG_CHECKING(if the tls_model attribute is supported)
3072         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
3073                 ], [
3074                         AC_MSG_RESULT(yes)
3075                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tls_model available])
3076                 ], [
3077                         AC_MSG_RESULT(no)
3078         ])
3079 fi
3080
3081 if test ${TARGET} = ARM; then
3082         dnl ******************************************
3083         dnl *** Check to see what FPU is available ***
3084         dnl ******************************************
3085         AC_MSG_CHECKING(which FPU to use)
3086
3087         #
3088         # This is a bit tricky:
3089         #
3090         # if (__ARM_PCS_VFP) {
3091         #       /* mfloat-abi=hard == VFP with hard ABI */
3092         # } elif (!__SOFTFP__) {
3093         #       /* mfloat-abi=softfp == VFP with soft ABI */
3094         # } else {
3095         #       /* mfloat-abi=soft == no VFP */
3096         # }
3097         #
3098         # The exception is iOS (w/ GCC) where none of the above
3099         # are defined (but iOS always uses the 'softfp' ABI).
3100         #
3101         # No support for FPA.
3102         #
3103
3104         fpu=NONE
3105
3106         # iOS GCC always uses the 'softfp' ABI.
3107         if test x"$GCC" = xyes && test x$platform_darwin = xyes; then
3108                 fpu=VFP
3109         fi
3110
3111         # Are we using the 'hard' ABI?
3112         if test x$fpu = xNONE; then
3113                 AC_TRY_COMPILE([], [
3114                         #ifndef __ARM_PCS_VFP
3115                         #error "Float ABI is not 'hard'"
3116                         #endif
3117                         return 0;
3118                 ], [
3119                         fpu=VFP_HARD
3120                 ], [
3121                         fpu=NONE
3122                 ])
3123         fi
3124
3125         # No 'hard' ABI. 'soft' or 'softfp'?
3126         if test x$fpu = xNONE; then
3127                 AC_TRY_COMPILE([], [
3128                         #ifdef __SOFTFP__
3129                         #error "Float ABI is not 'softfp'"
3130                         #endif
3131                         return 0;
3132                 ], [
3133                         fpu=VFP
3134                 ], [
3135                         fpu=NONE
3136                 ])
3137         fi
3138
3139         AC_MSG_RESULT($fpu)
3140         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
3141         unset fpu
3142
3143         dnl *********************************************
3144         dnl *** Check which ARM version(s) we can use ***
3145         dnl *********************************************
3146         AC_MSG_CHECKING(which ARM version to use)
3147
3148         AC_TRY_COMPILE([], [
3149                 #if !defined(__ARM_ARCH_5T__) && !defined(__ARM_ARCH_5TE__) && !defined(__ARM_ARCH_5TEJ__)
3150                 #error Not on ARM v5.
3151                 #endif
3152                 return 0;
3153         ], [
3154                 arm_v5=yes
3155
3156                 arm_ver=ARMv5
3157         ], [])
3158
3159         AC_TRY_COMPILE([], [
3160                 #if !defined(__ARM_ARCH_6J__) && !defined(__ARM_ARCH_6ZK__) && !defined(__ARM_ARCH_6K__) && !defined(__ARM_ARCH_6T2__) && !defined(__ARM_ARCH_6M__)
3161                 #error Not on ARM v6.
3162                 #endif
3163                 return 0;
3164         ], [
3165                 arm_v5=yes
3166                 arm_v6=yes
3167
3168                 arm_ver=ARMv6
3169         ], [])
3170
3171         AC_TRY_COMPILE([], [
3172                 #if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_7R__) && !defined(__ARM_ARCH_7EM__) && !defined(__ARM_ARCH_7M__) && !defined(__ARM_ARCH_7S__)
3173                 #error Not on ARM v7.
3174                 #endif
3175                 return 0;
3176         ], [
3177                 arm_v5=yes
3178                 arm_v6=yes
3179                 arm_v7=yes
3180
3181                 arm_ver=ARMv7
3182         ], [])
3183
3184         AC_MSG_RESULT($arm_ver)
3185
3186         if test x$arm_v5 = xyes; then
3187                 AC_DEFINE(HAVE_ARMV5, 1, [ARM v5])
3188                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV5=1"
3189         fi
3190
3191         if test x$arm_v6 = xyes; then
3192                 AC_DEFINE(HAVE_ARMV6, 1, [ARM v6])
3193                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV6=1"
3194         fi
3195
3196         if test x$arm_v7 = xyes; then
3197                 AC_DEFINE(HAVE_ARMV7, 1, [ARM v7])
3198                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC -DHAVE_ARMV7=1"
3199         fi
3200 fi
3201
3202 if test ${TARGET} = ARM; then
3203         if test "x${with_jumptables}" = "xyes"; then
3204                 AC_DEFINE(USE_JUMP_TABLES, 1, Use jump tables in JIT)
3205         fi
3206 fi
3207
3208 if test ${TARGET} = unknown; then
3209         CPPFLAGS="$CPPFLAGS -DNO_PORT"
3210         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
3211 fi
3212
3213 if test ${ACCESS_UNALIGNED} = no; then
3214         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
3215 fi
3216
3217 case "x$gc" in
3218         xincluded)
3219                 # Pass CPPFLAGS to libgc configure
3220                 # We should use a separate variable for this to avoid passing useless and
3221                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
3222                 # This should be executed late so we pick up the final version of CPPFLAGS
3223                 # The problem with this approach, is that during a reconfigure, the main
3224                 # configure scripts gets invoked with these arguments, so we use separate
3225                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
3226                 TMP_CPPFLAGS="$CPPFLAGS $CPPFLAGS_FOR_LIBGC"
3227                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
3228                         TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
3229                 fi
3230                 # Don't pass -finstrument-for-thread-suspension in,
3231                 # if these are instrumented it will be very bad news
3232                 # (infinite recursion, undefined parking behavior, etc)
3233                 TMP_CPPFLAGS=`echo $TMP_CPPFLAGS | sed -e 's/-finstrument-for-thread-suspension//g'`
3234                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$TMP_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
3235                 AC_CONFIG_SUBDIRS(libgc)
3236                 ;;
3237 esac
3238
3239 AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0/3.5 FX (defaults to yes)],            [], [with_profile2=yes])
3240 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to yes)],                [], [with_profile4=yes])
3241 AC_ARG_WITH(profile4_5,[  --with-profile4_5=yes,no        If you want to install the 4.5 FX (defaults to yes)],                [], [with_profile4_5=yes])
3242 AC_ARG_WITH(monodroid, [  --with-monodroid=yes,no         If you want to build the MonoDroid assemblies (defaults to no)],     [], [with_monodroid=no])
3243 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no,only    If you want to build the MonoTouch assemblies (defaults to no)],     [], [with_monotouch=no])
3244 AC_ARG_WITH(xammac,    [  --with-xammac=yes,no,only       If you want to build the Xamarin.Mac assemblies (defaults to no)],   [], [with_xammac=no])
3245
3246 OPROFILE=no
3247 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
3248         if test x$with_oprofile != xno; then
3249             oprofile_include=$with_oprofile/include
3250             if test ! -f $oprofile_include/opagent.h; then
3251                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
3252                 fi
3253             OPROFILE=yes
3254                 OPROFILE_CFLAGS="-I$oprofile_include"
3255             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
3256             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
3257         fi
3258 ])
3259
3260 MALLOC_MEMPOOLS=no
3261 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
3262         if test x$with_malloc_mempools = xyes; then
3263                 MALLOC_MEMPOOLS=yes
3264                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
3265         fi
3266 ])
3267
3268
3269 DISABLE_MCS_DOCS=no
3270 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
3271         if test x$with_mcs_docs != xyes; then
3272                 DISABLE_MCS_DOCS=yes
3273         fi
3274 ])
3275 if test x$with_profile4 != xyes; then
3276         DISABLE_MCS_DOCS=yes
3277 fi
3278
3279 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)],[
3280         if test x$with_lazy_gc_thread_creation != xno ; then
3281                 AC_DEFINE(LAZY_GC_THREAD_CREATION,1,[Enable lazy gc thread creation by the embedding host.])
3282         fi
3283 ], [with_lazy_gc_thread_creation=no])
3284
3285 AC_CHECK_HEADER([malloc.h],
3286                 [AC_DEFINE([HAVE_USR_INCLUDE_MALLOC_H], [1],
3287                         [Define to 1 if you have /usr/include/malloc.h.])],,)
3288
3289 if test x"$GCC" = xyes; then
3290         # Implicit function declarations are not 64 bit safe
3291         # Do this late, since this causes lots of configure tests to fail
3292         CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
3293         # jay has a lot of implicit declarations
3294         JAY_CFLAGS="-Wno-implicit-function-declaration"
3295 fi
3296
3297 # When --disable-shared is used, libtool transforms libmono-2.0.la into libmono-2.0.so
3298 # instead of libmono-static.a
3299 if test "x$enable_shared" = "xno" -a "x$enable_executables" = "xyes"; then
3300    LIBMONO_LA=libmini-static.la
3301 else
3302    if test x$buildsgen = xyes; then
3303       LIBMONO_LA=libmonosgen-$API_VER.la
3304    else
3305       LIBMONO_LA=libmonoboehm-$API_VER.la
3306    fi
3307 fi
3308 AC_SUBST(LIBMONO_LA)
3309
3310 dnl
3311 dnl Consistency settings
3312 dnl
3313 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
3314    DISABLE_MCS_DOCS=yes
3315    with_profile2=no
3316    with_profile4=no
3317    with_profile4_5=no
3318    with_monodroid=no
3319    with_monotouch=no
3320    with_xammac=no
3321 fi
3322
3323 if test x$DISABLE_MCS_DOCS = xyes; then
3324    docs_dir=""
3325 else
3326    docs_dir=docs
3327 fi
3328 AC_SUBST(docs_dir)
3329
3330 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
3331 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
3332
3333 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
3334 AC_SUBST(OPROFILE_CFLAGS)
3335 AC_SUBST(OPROFILE_LIBS)
3336
3337 libmono_ldflags="$libmono_ldflags $LIBS"
3338
3339 AM_CONDITIONAL(INSTALL_2_0, [test "x$with_profile2" = xyes])
3340 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
3341 AM_CONDITIONAL(INSTALL_4_5, [test "x$with_profile4_5" = xyes])
3342 AM_CONDITIONAL(INSTALL_MONODROID, [test "x$with_monodroid" != "xno"])
3343 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" != "xno"])
3344 AM_CONDITIONAL(INSTALL_XAMMAC, [test "x$with_xammac" != "xno"])
3345 AM_CONDITIONAL(ONLY_MONOTOUCH, [test "x$with_monotouch" = "xonly"])
3346 AM_CONDITIONAL(ONLY_XAMMAC, [test "x$with_xammac" = "xonly"])
3347
3348 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
3349 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
3350 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
3351 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
3352 AM_CONDITIONAL(X86, test x$TARGET = xX86)
3353 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
3354 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
3355 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
3356 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
3357 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
3358 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
3359 AM_CONDITIONAL(ARM64, test x$TARGET = xARM64)
3360 AM_CONDITIONAL(S390X, test x$TARGET = xS390X)
3361 AM_CONDITIONAL(HOST_X86, test x$HOST = xX86)
3362 AM_CONDITIONAL(HOST_AMD64, test x$HOST = xAMD64)
3363 AM_CONDITIONAL(HOST_ARM, test x$HOST = xARM)
3364 AM_CONDITIONAL(HOST_ARM64, test x$HOST = xARM64)
3365 AM_CONDITIONAL(CROSS_COMPILE, test "x$host" != "x$target")
3366
3367 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
3368 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
3369 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
3370
3371 AC_SUBST(LIBC)
3372 AC_SUBST(INTL)
3373 AC_SUBST(SQLITE)
3374 AC_SUBST(SQLITE3)
3375 AC_SUBST(X11)
3376 AC_SUBST(GDKX11)
3377 AC_SUBST(GTKX11)
3378 AC_SUBST(XINERAMA)
3379 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
3380 AC_SUBST(arch_target)
3381 AC_SUBST(CFLAGS)
3382 AC_SUBST(CPPFLAGS)
3383 AC_SUBST(LDFLAGS)
3384
3385 mono_build_root=`pwd`
3386 AC_SUBST(mono_build_root)
3387
3388 if test x$USEJIT = xtrue; then
3389   mono_runtime=mono/mini/mono
3390 else
3391   mono_runtime=mono/interpreter/mint
3392 fi
3393 AC_SUBST(mono_runtime)
3394
3395 mono_cfg_root=$mono_build_root/runtime
3396 if test x$host_win32 = xyes; then
3397   if test "x$cross_compiling" = "xno"; then
3398     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
3399   else
3400     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\'`\\etc
3401   fi
3402 else
3403   mono_cfg_dir=$mono_cfg_root/etc
3404 fi
3405 AC_SUBST(mono_cfg_dir)
3406
3407 AC_CONFIG_FILES([po/mcs/Makefile.in])
3408
3409 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
3410 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
3411
3412 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
3413 [   depth=../../../..
3414     case $srcdir in
3415     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3416     .) reldir=$depth ;;
3417     *) reldir=$depth/$srcdir ;;
3418     esac
3419     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
3420     cd runtime/etc/mono/1.0
3421     rm -f machine.config
3422     $LN_S $reldir/data/net_1_1/machine.config machine.config
3423     cd $depth
3424 ],[LN_S='$LN_S'])
3425
3426 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
3427 [   depth=../../../..
3428     case $srcdir in
3429     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3430     .) reldir=$depth ;;
3431     *) reldir=$depth/$srcdir ;;
3432     esac
3433     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3434     cd runtime/etc/mono/2.0
3435     rm -f machine.config
3436     $LN_S $reldir/data/net_2_0/machine.config machine.config
3437     cd $depth
3438 ],[LN_S='$LN_S'])
3439
3440 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
3441 [   depth=../../../..
3442     case $srcdir in
3443     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3444     .) reldir=$depth ;;
3445     *) reldir=$depth/$srcdir ;;
3446     esac
3447     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
3448     cd runtime/etc/mono/2.0
3449     rm -f web.config
3450     $LN_S $reldir/data/net_2_0/web.config web.config
3451     cd $depth
3452 ],[LN_S='$LN_S'])
3453
3454 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
3455 [   depth=../../..
3456     case $srcdir in
3457     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3458     .) reldir=$depth ;;
3459     *) reldir=$depth/$srcdir ;;
3460     esac
3461     $ac_aux_dir/install-sh -d runtime/etc/mono/
3462     cd runtime/etc/mono/
3463     rm -f browscap.ini
3464     $LN_S $reldir/data/browscap.ini browscap.ini
3465     cd $depth
3466 ],[LN_S='$LN_S'])
3467
3468 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
3469 [   depth=../../../../..
3470     case $srcdir in
3471     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3472     .) reldir=$depth ;;
3473     *) reldir=$depth/$srcdir ;;
3474     esac
3475     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
3476     cd runtime/etc/mono/2.0/Browsers
3477     rm -f Compat.browser
3478     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3479     cd $depth
3480 ],[LN_S='$LN_S'])
3481
3482 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/Browsers/Compat.browser],
3483 [   depth=../../../../..
3484     case $srcdir in
3485     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3486     .) reldir=$depth ;;
3487     *) reldir=$depth/$srcdir ;;
3488     esac
3489     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0/Browsers/
3490     cd runtime/etc/mono/4.0/Browsers
3491     rm -f Compat.browser
3492     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3493     cd $depth
3494 ],[LN_S='$LN_S'])
3495
3496 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/Browsers/Compat.browser],
3497 [   depth=../../../../..
3498     case $srcdir in
3499     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3500     .) reldir=$depth ;;
3501     *) reldir=$depth/$srcdir ;;
3502     esac
3503     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5/Browsers/
3504     cd runtime/etc/mono/4.5/Browsers
3505     rm -f Compat.browser
3506     $LN_S $reldir/data/Browsers/Compat.browser Compat.browser
3507     cd $depth
3508 ],[LN_S='$LN_S'])
3509
3510 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
3511 [   depth=../../../..
3512     case $srcdir in
3513     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3514     .) reldir=$depth ;;
3515     *) reldir=$depth/$srcdir ;;
3516     esac
3517     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3518     cd runtime/etc/mono/4.0
3519     rm -f machine.config
3520     $LN_S $reldir/data/net_4_0/machine.config machine.config
3521     cd $depth
3522 ],[LN_S='$LN_S'])
3523
3524 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
3525 [   depth=../../../..
3526     case $srcdir in
3527     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3528     .) reldir=$depth ;;
3529     *) reldir=$depth/$srcdir ;;
3530     esac
3531     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
3532     cd runtime/etc/mono/4.0
3533     rm -f web.config
3534     $LN_S $reldir/data/net_4_0/web.config web.config
3535     cd $depth
3536 ],[LN_S='$LN_S'])
3537
3538 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/machine.config],
3539 [   depth=../../../..
3540     case $srcdir in
3541     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3542     .) reldir=$depth ;;
3543     *) reldir=$depth/$srcdir ;;
3544     esac
3545     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3546     cd runtime/etc/mono/4.5
3547     rm -f machine.config
3548     $LN_S $reldir/data/net_4_5/machine.config machine.config
3549     cd $depth
3550 ],[LN_S='$LN_S'])
3551
3552 AC_CONFIG_COMMANDS([runtime/etc/mono/4.5/web.config],
3553 [   depth=../../../..
3554     case $srcdir in
3555     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
3556     .) reldir=$depth ;;
3557     *) reldir=$depth/$srcdir ;;
3558     esac
3559     $ac_aux_dir/install-sh -d runtime/etc/mono/4.5
3560     cd runtime/etc/mono/4.5
3561     rm -f web.config
3562     $LN_S $reldir/data/net_4_5/web.config web.config
3563     cd $depth
3564 ],[LN_S='$LN_S'])
3565
3566 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])
3567
3568 AC_OUTPUT([
3569 Makefile
3570 mono-core.spec
3571 mono-uninstalled.pc
3572 scripts/mono-find-provides
3573 scripts/mono-find-requires
3574 mono/Makefile
3575 mono/utils/Makefile
3576 mono/metadata/Makefile
3577 mono/dis/Makefile
3578 mono/cil/Makefile
3579 mono/arch/Makefile
3580 mono/arch/x86/Makefile
3581 mono/arch/amd64/Makefile
3582 mono/arch/ppc/Makefile
3583 mono/arch/sparc/Makefile
3584 mono/arch/s390x/Makefile
3585 mono/arch/arm/Makefile
3586 mono/arch/arm64/Makefile
3587 mono/arch/ia64/Makefile
3588 mono/arch/mips/Makefile
3589 mono/interpreter/Makefile
3590 mono/tests/Makefile
3591 mono/tests/tests-config
3592 mono/tests/assemblyresolve/Makefile
3593 mono/tests/cas/Makefile
3594 mono/tests/cas/assembly/Makefile
3595 mono/tests/cas/demand/Makefile
3596 mono/tests/cas/inheritance/Makefile
3597 mono/tests/cas/linkdemand/Makefile
3598 mono/tests/cas/threads/Makefile
3599 mono/tests/gc-descriptors/Makefile
3600 mono/unit-tests/Makefile
3601 mono/benchmark/Makefile
3602 mono/monograph/Makefile
3603 mono/io-layer/Makefile
3604 mono/mini/Makefile
3605 mono/profiler/Makefile
3606 m4/Makefile
3607 ikvm-native/Makefile
3608 scripts/Makefile
3609 man/Makefile
3610 docs/Makefile
3611 data/Makefile
3612 data/net_2_0/Makefile
3613 data/net_4_0/Makefile
3614 data/net_4_5/Makefile
3615 data/net_2_0/Browsers/Makefile
3616 data/net_4_0/Browsers/Makefile
3617 data/net_4_5/Browsers/Makefile
3618 data/mint.pc
3619 data/mono-2.pc
3620 data/monosgen-2.pc
3621 data/mono.pc
3622 data/mono-cairo.pc
3623 data/mono-nunit.pc
3624 data/mono-options.pc
3625 data/mono-lineeditor.pc
3626 data/monodoc.pc
3627 data/dotnet.pc
3628 data/dotnet35.pc
3629 data/wcf.pc
3630 data/cecil.pc
3631 data/system.web.extensions_1.0.pc
3632 data/system.web.extensions.design_1.0.pc
3633 data/system.web.mvc.pc
3634 data/system.web.mvc2.pc
3635 data/system.web.mvc3.pc
3636 data/aspnetwebstack.pc
3637 data/reactive.pc
3638 samples/Makefile
3639 support/Makefile
3640 data/config
3641 tools/Makefile
3642 tools/locale-builder/Makefile
3643 tools/sgen/Makefile
3644 runtime/Makefile
3645 msvc/Makefile
3646 po/Makefile
3647 ])
3648
3649 # Update all submodules recursively to ensure everything is checked out
3650 $srcdir/scripts/update_submodules
3651
3652 if test x$host_win32 = xyes; then
3653    # Get rid of 'cyg' prefixes in library names
3654    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3655    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
3656    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
3657    # executable doesn't work...
3658    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
3659 fi
3660
3661 if test x$platform_darwin = xyes; then
3662    # This doesn't seem to be required and it slows down parallel builds
3663    sed -e 's,lock_old_archive_extraction=yes,lock_old_archive_extraction=no,g' < libtool > libtool.new && mv libtool.new libtool && chmod +x libtool
3664 fi
3665
3666 (
3667   case $prefix in
3668   NONE) prefix=$ac_default_prefix ;;
3669   esac
3670   case $exec_prefix in
3671   NONE) exec_prefix='${prefix}' ;;
3672   esac
3673
3674   #
3675   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
3676   # any existing config.make.  This allows people to share the same source tree
3677   # with different build directories, one native and one cross
3678   #
3679   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
3680
3681     test -w $mcs_topdir/build || chmod +w $mcs_topdir/build
3682
3683     echo "prefix=$prefix" > $mcs_topdir/build/config.make
3684     echo "exec_prefix=$exec_prefix" >> $mcs_topdir/build/config.make
3685     echo "sysconfdir=$sysconfdir" >> $mcs_topdir/build/config.make
3686     echo 'mono_libdir=${exec_prefix}/lib' >> $mcs_topdir/build/config.make
3687     echo 'IL_FLAGS = /debug' >> $mcs_topdir/build/config.make
3688     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $mcs_topdir/build/config.make
3689     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $mcs_topdir/build/config.make
3690     echo "JAY_CFLAGS = $JAY_CFLAGS" >> $mcs_topdir/build/config.make
3691
3692     case $INSTALL in
3693     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
3694     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
3695     esac
3696
3697     echo "INSTALL = $mcs_INSTALL" >> $mcs_topdir/build/config.make
3698
3699     export VERSION
3700     [myver=$($AWK 'BEGIN {
3701       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
3702       if(length(vsplit [1]) > 4) {
3703         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
3704       }
3705       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
3706     }')]
3707
3708     echo "MONO_VERSION = $myver" >> $mcs_topdir/build/config.make
3709
3710     if test x$platform_darwin = xyes; then
3711       echo "PLATFORM = darwin" >> $mcs_topdir/build/config.make
3712     fi
3713
3714         if test x$AOT_SUPPORTED = xyes -a x$enable_system_aot = xdefault; then
3715            enable_system_aot=yes
3716         fi
3717
3718         if test "x$enable_loadedllvm" = "xyes"; then
3719            # This seems to fail on the x86 buildbots
3720            enable_system_aot=no
3721         fi
3722
3723     if test x$host_win32 = xno -a x$enable_system_aot = xyes; then
3724       echo "ENABLE_AOT = 1" >> $mcs_topdir/build/config.make
3725     fi
3726
3727     if test x$DISABLE_MCS_DOCS = xyes; then
3728       echo "DISABLE_MCS_DOCS = yes" >> $mcs_topdir/build/config.make
3729     fi
3730
3731     if test x$has_extension_module != xno; then
3732         echo "EXTENSION_MODULE = 1" >> $srcdir/$mcsdir/build/config.make
3733     fi
3734
3735         default_profile=net_2_0
3736     if test -z "$INSTALL_4_0_TRUE"; then :
3737                 default_profile=net_4_0
3738     fi
3739     if test -z "$INSTALL_MONODROID_TRUE"; then :
3740                 default_profile=monodroid
3741     fi
3742     if test -z "$INSTALL_MONOTOUCH_TRUE"; then :
3743                 default_profile=monotouch
3744     fi
3745         if test -z "$INSTALL_XAMMAC_TRUE"; then :
3746                 default_profile=xammac
3747         fi
3748     if test -z "$INSTALL_4_5_TRUE"; then :
3749                 default_profile=net_4_5
3750     fi
3751
3752     echo "DEFAULT_PROFILE = $default_profile" >> $srcdir/$mcsdir/build/config.make
3753
3754     if test "x$test_bcl_opt" = "xyes"; then
3755       echo "BCL_OPTIMIZE = 1" >> $srcdir/$mcsdir/build/config.make
3756     fi
3757
3758   fi
3759
3760   # if we have an olive folder, override the default settings
3761   if test -d $olivedir; then
3762
3763     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
3764
3765       test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
3766
3767       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
3768       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
3769       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
3770       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
3771       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
3772       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
3773     fi
3774   fi
3775
3776 )
3777
3778 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
3779
3780 echo "
3781         mcs source:    $mcsdir
3782
3783    Engine:
3784         GC:            $gc_msg
3785         TLS:           $with_tls
3786         SIGALTSTACK:   $with_sigaltstack
3787         Engine:        $jit_status
3788         oprofile:      $OPROFILE
3789         BigArrays:     $enable_big_arrays
3790         DTrace:        $enable_dtrace
3791         LLVM Back End: $enable_llvm (dynamically loaded: $enable_loadedllvm)
3792
3793    Libraries:
3794         .NET 2.0/3.5:  $with_profile2
3795         .NET 4.0:      $with_profile4
3796         .NET 4.5:      $with_profile4_5
3797         MonoDroid:     $with_monodroid
3798         MonoTouch:     $with_monotouch
3799         Xamarin.Mac:   $with_xammac
3800         JNI support:   $jdk_headers_found
3801         libgdiplus:    $libgdiplus_msg
3802         zlib:          $zlib_msg
3803         $disabled
3804 "
3805 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
3806    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
3807 fi