configure.in

   1 AC_INIT(README)
   2 AC_CANONICAL_SYSTEM
   3 AM_CONFIG_HEADER(config.h)
   4 AM_INIT_AUTOMAKE(mono,1.1.2.99)
   5 AM_MAINTAINER_MODE
   6
   7 AC_PROG_LN_S
   8
   9 dnl
  10 dnl libgc checks
  11 dnl
  12
  13 gc_headers=no
  14 gc=included
  15 use_included_gc=no
  16
  17 if test -d $srcdir/libgc ; then
  18   gc_default=included
  19 else
  20   gc_default=boehm
  21 fi
  22
  23 #
  24 # These are the flags that need to be stored in the mono.pc file for
  25 # compiling code that will embed Mono
  26 #
  27 libmono_cflags=""
  28 libmono_ldflags=""
  29 AC_SUBST(libmono_cflags)
  30 AC_SUBST(libmono_ldflags)
  31
  32 dnl if linker handles the version script
  33 no_version_script=no
  34
  35 # Set to yes if Unix sockets cannot be created in an anonymous namespace
  36 need_link_unlink=no
  37
  38 # Thread configuration inspired by sleepycat's db
  39 AC_MSG_CHECKING([host platform characteristics])
  40 libgc_threads=no
  41 case "$host" in
  42         *-*-mingw*|*-*-cygwin*)
  43                 platform_win32=yes
  44                 AC_DEFINE(PLATFORM_WIN32,1,[Platform is Win32])
  45                 CC="gcc -mno-cygwin -g"
  46                 HOST_CC="gcc"
  47                 # So libgc configure gets -mno-cygwin
  48                 export CC
  49 # latest libgc already defines GC_WIN32_THREADS
  50 #               CPPFLAGS="$CPPFLAGS -DGC_WIN32_THREADS -DWIN32_THREADS"
  51                 CPPFLAGS="$CPPFLAGS -DWIN32_THREADS"
  52                 libdl=
  53                 libgc_threads=win32
  54                 gc_default=included
  55                 with_nptl=default
  56                 with_sigaltstack=no
  57                 LN_S=cp
  58                 ;;
  59         *-*-*netbsd*)
  60                 platform_win32=no
  61                 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
  62                 libmono_cflags="-D_REENTRANT"
  63                 LDFLAGS="$LDFLAGS -pthread"
  64                 libmono_ldflags="-pthread"
  65                 need_link_unlink=yes
  66                 libdl=
  67                 libgc_threads=no
  68                 ;;
  69 # these flags will work for all versions of -STABLE
  70 #
  71         *-*-*freebsd4*)
  72                 platform_win32=no
  73                 if test "x$PTHREAD_CFLAGS" = "x"; then
  74                         CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS"
  75                         libmono_cflags="-D_THREAD_SAFE"
  76                 else
  77                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
  78                         libmono_cflags="$PTHREAD_CFLAGS"
  79                 fi
  80                 if test "x$PTHREAD_LIBS" = "x"; then
  81                         LDFLAGS="$LDFLAGS -pthread"
  82                         libmono_ldflags="-pthread"
  83                 else
  84                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
  85                         libmono_ldflags="$PTHREAD_LIBS"
  86                 fi
  87                 need_link_unlink=yes
  88                 AC_DEFINE(PTHREAD_POINTER_ID)
  89                 libdl=
  90                 libgc_threads=pthreads
  91 # TLS isn't implemented at all on -STABLE
  92                 with_nptl=no
  93                 with_tls=pthread
  94                 ;;
  95 # older versions of -CURRENT will break with these flags but testing
  96 # indicates these older versions won't run Mono anyway
  97 #
  98         *-*-*freebsd5*)
  99                 platform_win32=no
 100                 if test "x$PTHREAD_CFLAGS" = "x"; then
 101                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 102                         libmono_cflags=
 103                 else
 104                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 105                         libmono_cflags="$PTHREAD_CFLAGS"
 106                 fi
 107                 if test "x$PTHREAD_LIBS" = "x"; then
 108                         LDFLAGS="$LDFLAGS -lpthread"
 109                         libmono_ldflags="-lpthread"
 110                 else
 111                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 112                         libmono_ldflags="$PTHREAD_LIBS"
 113                 fi
 114                 need_link_unlink=yes
 115                 AC_DEFINE(PTHREAD_POINTER_ID)
 116                 libdl=
 117                 libgc_threads=pthreads
 118 # TLS is only partially implemented on -CURRENT (compiler support
 119 # but NOT library support)
 120 #
 121                 with_nptl=no
 122                 with_tls=pthread
 123                 ;;
 124         *-*-*openbsd*)
 125                 platform_win32=no
 126                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS"
 127                 libmono_cflags="-D_THREAD_SAFE"
 128                 LDFLAGS="$LDFLAGS -pthread"
 129                 libmono_ldflags="-pthread"
 130                 need_link_unlink=yes
 131                 AC_DEFINE(PTHREAD_POINTER_ID)
 132                 libdl=
 133                 libgc_threads=pthreads
 134                 ;;
 135         *-*-linux*)
 136                 platform_win32=no
 137                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT"
 138                 libmono_cflags="-D_REENTRANT"
 139                 libmono_ldflags="-lpthread"
 140                 libdl="-ldl"
 141                 libgc_threads=pthreads
 142                 ;;
 143         *-*-hpux*)
 144                 platform_win32=no
 145                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 146                 CFLAGS="$CFLAGS +ESdbgasm"
 147                 LDFLAGS="$LDFLAGS -z"
 148                 libmono_cflags="-D_REENTRANT"
 149                 libmono_ldflags="-lpthread"
 150                 libgc_threads=pthreads
 151                 need_link_unlink=yes
 152                 ;;
 153         *-*-solaris*)
 154                 platform_win32=no
 155                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT"
 156                 need_link_unlink=yes
 157                 libmono_cflags="-D_REENTRANT"
 158                 libgc_threads=pthreads
 159                 ;;
 160         *-*-darwin*)
 161                 platform_win32=no
 162                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS"
 163                 libmono_cflags="-D_THREAD_SAFE"
 164                 LDFLAGS="$LDFLAGS -pthread"
 165                 libmono_ldflags="-pthread"
 166                 need_link_unlink=yes
 167                 AC_DEFINE(PTHREAD_POINTER_ID)
 168                 AC_DEFINE(USE_MACH_SEMA)
 169                 no_version_script=yes
 170                 libdl=
 171                 libgc_threads=pthreads
 172                 ;;
 173         *)
 174                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 175                 platform_win32=no
 176                 libdl="-ldl"
 177                 ;;
 178 esac
 179 AC_MSG_RESULT(ok)
 180
 181 if test x$need_link_unlink = xyes; then
 182    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 183 fi
 184
 185 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
 186
 187 AC_CHECK_TOOL(CC, gcc, gcc)
 188 AC_PROG_CC
 189 AM_PROG_CC_STDC
 190 AC_PROG_INSTALL
 191 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 192 : ${CCAS='$(CC)'}
 193 # Set ASFLAGS if not already set.
 194 : ${CCASFLAGS='$(CFLAGS)'}
 195 AC_SUBST(CCAS)
 196 AC_SUBST(CCASFLAGS)
 197
 198 AC_CHECK_PROG(BISON, bison,yes,no)
 199 if test "x$BISON" = "xno";
 200 then
 201         AC_MSG_ERROR([You need to install bison])
 202 fi
 203
 204 dnl may require a specific autoconf version
 205 dnl AC_PROG_CC_FOR_BUILD
 206 dnl CC_FOR_BUILD not automatically detected
 207 CC_FOR_BUILD=$CC
 208 BUILD_EXEEXT=
 209 if test "x$cross_compiling" = "xyes"; then
 210         CC_FOR_BUILD=cc
 211         BUILD_EXEEXT=""
 212 fi
 213 AC_SUBST(CC_FOR_BUILD)
 214 AC_SUBST(HOST_CC)
 215 AC_SUBST(BUILD_EXEEXT)
 216
 217 # Set STDC_HEADERS
 218 AC_HEADER_STDC
 219 AC_LIBTOOL_WIN32_DLL
 220 AM_PROG_LIBTOOL
 221
 222 # Test whenever ld supports -version-script
 223 AC_PROG_LD
 224 AC_PROG_LD_GNU
 225 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 226    no_version_script=yes
 227 fi
 228
 229 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 230
 231 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h semaphore.h sys/un.h)
 232
 233 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
 234
 235 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
 236
 237 # for mono/metadata/debug-symfile.c
 238 AC_CHECK_HEADERS(elf.h)
 239
 240 # for mono/dis
 241 AC_CHECK_HEADERS(wchar.h)
 242
 243 # not 64 bit clean in cross-compile
 244 AC_CHECK_SIZEOF(void *, 4)
 245
 246 WARN=''
 247 if test x"$GCC" = xyes; then
 248         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wcast-align -Wwrite-strings'
 249                 # The runtime code does not respect ANSI C strict aliasing rules
 250                 CFLAGS="$CFLAGS -fno-strict-aliasing"
 251 else
 252         # The Sun Forte compiler complains about inline functions that access static variables
 253         # so disable all inlining.
 254         case "$host" in
 255         *-*-solaris*)
 256                 CFLAGS="$CFLAGS -Dinline="
 257                 ;;
 258         esac
 259 fi
 260 CFLAGS="$CFLAGS -g $WARN"
 261
 262 # Where's the 'mcs' source tree?
 263 if test -d $srcdir/mcs; then
 264   mcsdir=mcs
 265 else
 266   mcsdir=../mcs
 267 fi
 268
 269 mcs_topdir='$(top_srcdir)/'$mcsdir
 270 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 271
 272 AC_SUBST([mcs_topdir])
 273 AC_SUBST([mcs_topdir_from_srcdir])
 274
 275 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 276 if test "x$PKG_CONFIG" = "xno"; then
 277         AC_MSG_ERROR([You need to install pkg-config])
 278 fi
 279
 280 dnl for use on the build system
 281 dnl pkg-config is stupid
 282 BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 283 BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 284 AC_SUBST(BUILD_GLIB_CFLAGS)
 285 AC_SUBST(BUILD_GLIB_LIBS)
 286
 287 PKG_PATH=
 288 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir],
 289         if test x$with_crosspkgdir = "x"; then
 290                 if test -s $PKG_CONFIG_PATH; then
 291                         PKG_PATH=$PKG_CONFIG_PATH
 292                 fi
 293         else
 294                 PKG_PATH=$with_crosspkgdir
 295                 PKG_CONFIG_PATH=$PKG_PATH
 296                 export PKG_CONFIG_PATH
 297         fi
 298 )
 299
 300 ## Versions of dependencies
 301 GLIB_REQUIRED_VERSION=1.3.11
 302
 303 PKG_CHECK_MODULES(BASE_DEPENDENCIES, glib-2.0 >= $GLIB_REQUIRED_VERSION)
 304
 305 GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 306 GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 307 GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 308 GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 309
 310 AC_SUBST(GLIB_CFLAGS)
 311 AC_SUBST(GLIB_LIBS)
 312 AC_SUBST(GMODULE_CFLAGS)
 313 AC_SUBST(GMODULE_LIBS)
 314
 315 if test x$platform_win32 = xyes; then
 316    AC_MSG_CHECKING(for cygwin glib2-dev package)
 317    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
 318       AC_MSG_RESULT(found)
 319           AC_MSG_ERROR([Mono cannot be built with the cygwin glib2-devel package installed, because that package doesn't work with -mno-cygwin. Please uninstall it then re-run configure.])
 320    else
 321       AC_MSG_RESULT(not found, ok)
 322    fi
 323
 324    AC_MSG_CHECKING(for broken gwin32.h)
 325    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
 326    if test -f $glib_include/glib/gwin32.h; then
 327           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
 328                  AC_MSG_RESULT(failed)
 329                  hashmark='#'
 330                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
 331           fi
 332    fi
 333    AC_MSG_RESULT(ok)
 334 fi
 335
 336 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none],[gc=$with_gc],[gc=$gc_default])
 337
 338 # Enable support for fast thread-local storage
 339 # Some systems have broken support, so we allow to disable it.
 340 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread       select Thread Local Storage implementation],[],[with_tls=__thread])
 341
 342 # Kept for compatibility
 343 AC_ARG_WITH(nptl, [  --with-nptl=yes,no      deprecated, use --with-tls instead],[],[with_nptl=default])
 344
 345 if test "x$with_nptl" != "xdefault"; then
 346    if test "x$with_nptl" = "xyes"; then
 347       AC_MSG_WARN([--with-nptl=yes is deprecated, use --with-tls=__thread option instead.])
 348           with_tls=__thread
 349    fi
 350    if test "x$with_nptl" = "xno"; then
 351       AC_MSG_WARN([--with-nptl=no is deprecated, use --with-tls=pthread option instead.])
 352           with_tls=pthread
 353    fi
 354 fi
 355
 356 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 357 # This does not work on some platforms (bug #55253)
 358 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack],[],[with_sigaltstack=no])
 359
 360 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster)],[],[with_static_mono=yes])
 361
 362 if test "x$enable_static" = "xno"; then
 363    with_static_mono=no
 364 fi
 365
 366 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
 367
 368 # assembly bundle support, see metadata/make-bundle.pl for more info
 369 AC_ARG_WITH(bundle, [  --with-bundle=bundle_template],[
 370         BUNDLE_FILE=$with_bundle
 371         AC_SUBST(BUNDLE_FILE)
 372         AC_DEFINE(WITH_BUNDLE)
 373 ],[with_bundle=no])
 374 AM_CONDITIONAL(WITH_BUNDLE, test x$with_bundle != xno)
 375
 376 LIBGC_CFLAGS=
 377 LIBGC_LIBS=
 378 LIBGC_STATIC_LIBS=
 379 libgc_dir=
 380 case "x$gc" in
 381         xboehm|xbohem|xyes)
 382                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 383                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 384
 385                 if test "x$found_boehm" != "xyes"; then
 386                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 387                 fi
 388                 if test "x$gc_headers" != "xyes"; then
 389                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 390                 fi
 391
 392                 AC_DEFINE(HAVE_BOEHM_GC)
 393                 AC_SUBST(HAVE_BOEHM_GC)
 394                 LIBGC_LIBS="-lgc $libdl"
 395                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
 396
 397                 # AC_CHECK_FUNCS does not work for some reason...
 398                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 399                 if test "x$found_gcj_malloc" = "xyes"; then
 400                         AC_DEFINE(HAVE_GC_GCJ_MALLOC)
 401                 fi
 402                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 403                 if test "x$found_gc_enable" = "xyes"; then
 404                         AC_DEFINE(HAVE_GC_ENABLE)
 405                 fi
 406                 ;;
 407
 408         xincluded)
 409                 AC_CONFIG_SUBDIRS(libgc)
 410
 411                 found_boehm=yes
 412                 gc_headers=yes
 413                 use_included_gc=yes
 414                 libgc_dir=libgc
 415
 416                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 417                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 418                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
 419
 420                 AC_DEFINE(HAVE_BOEHM_GC)
 421                 AC_SUBST(HAVE_BOEHM_GC)
 422
 423                 AC_DEFINE(HAVE_GC_H)
 424                 AC_DEFINE(USE_INCLUDED_LIBGC)
 425
 426                 # The included libgc contains GCJ support
 427                 AC_DEFINE(HAVE_GC_GCJ_MALLOC)
 428                 AC_DEFINE(HAVE_GC_ENABLE)
 429                 ;;
 430
 431         xnone)
 432                 AC_MSG_WARN("Compiling mono without GC.")
 433                 ;;
 434         *)
 435                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 436                 ;;
 437 esac
 438
 439
 440 # tell libgc/configure about what we want
 441 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads"
 442
 443 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 444 AC_SUBST(LIBGC_CFLAGS)
 445 AC_SUBST(LIBGC_LIBS)
 446 AC_SUBST(LIBGC_STATIC_LIBS)
 447 AC_SUBST(libgc_dir)
 448
 449 dnl
 450 dnl End of libgc checks
 451 dnl
 452
 453 if test x$platform_win32 = xno; then
 454
 455         dnl ******************************************************************
 456         dnl *** Checks for the IKVM JNI interface library                  ***
 457         dnl ******************************************************************
 458         AC_ARG_WITH(ikvm-jni, [  --with-ikvm-jni=yes,no  build the IKVM JNI interface library],[with_ikvm_jni=$withval],[with_ikvm_jni=yes])
 459         AC_ARG_WITH(jdk, [  --with-jdk=DIRECTORY    Use JDK from DIRECTORY],[with_jdk_dir=$withval],[with_jdk_dir=])
 460
 461         ikvm_jni_dir=
 462         if test x$with_ikvm_jni = xyes; then
 463                 AC_MSG_CHECKING([JDK headers])
 464
 465                 if test x$with_jdk_dir = x; then
 466                         # Try JAVA_HOME variable
 467                         if test x$JAVA_HOME != x; then
 468                                 with_jdk_dir=$JAVA_HOME
 469                         fi
 470                 fi
 471
 472                 jdk_platform=
 473                 if test -d $with_jdk_dir/include; then
 474                         jdk_headers_found=yes
 475
 476                         if test -d $with_jdk_dir/include/linux; then
 477                                 jdk_platform=linux
 478                         else
 479                         if test -d $with_jdk_dir/include/solaris; then
 480                                 jdk_platform=solaris
 481                         else
 482                         if test -f $with_jdk_dir/include/jni_md.h; then
 483                                 # GNU Classpath sources
 484                                 jdk_platform=
 485                         else
 486                                 jdk_headers_found=no
 487                         fi
 488                         fi
 489                         fi
 490                 else
 491                         jdk_headers_found=no
 492                 fi
 493
 494                 if test x$jdk_headers_found = xyes; then
 495                         AC_MSG_RESULT($with_jdk_dir/include $with_jdk_dir/include/$jdk_platform)
 496                 else
 497                         AC_MSG_RESULT(not found)
 498                 fi
 499
 500                 if test x$jdk_headers_found = xyes; then
 501                         ikvm_jni_dir=ikvm-jni
 502                         IKVM_JNI_CFLAGS="-I$with_jdk_dir/include -I$with_jdk_dir/include/$jdk_platform"
 503                 fi
 504         fi
 505
 506         AC_SUBST(ikvm_jni_dir)
 507         AC_SUBST(IKVM_JNI_CFLAGS)
 508
 509         AC_CHECK_FUNCS(getgrgid_r)
 510         AC_CHECK_FUNCS(getgrnam_r)
 511         AC_CHECK_FUNCS(getpwnam_r)
 512         AC_CHECK_FUNCS(getpwuid_r)
 513         AC_CHECK_FUNCS(getresuid)
 514         AC_CHECK_FUNCS(setresuid)
 515         AC_CHECK_FUNCS(kqueue)
 516
 517         dnl ******************************************************************
 518         dnl *** Check for large file support                               ***
 519         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 520         dnl ******************************************************************
 521
 522         # Check that off_t can represent 2**63 - 1 correctly, working around
 523         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 524         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 525         large_offt=no
 526         AC_DEFUN(LARGE_FILES, [
 527                 large_CPPFLAGS=$CPPFLAGS
 528                 CPPFLAGS="$CPPFLAGS $1"
 529                 AC_TRY_RUN([
 530                         #include <sys/types.h>
 531
 532                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
 533
 534                         int main(void) {
 535                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
 536                                                (BIG_OFF_T%2147483647==1));
 537                                 if(big_off_t) {
 538                                         exit(0);
 539                                 } else {
 540                                         exit(1);
 541                                 }
 542                         }
 543                 ], [
 544                         AC_MSG_RESULT(ok)
 545                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT)
 546                         large_CPPFLAGS="$large_CPPFLAGS $1"
 547                         large_offt=yes
 548                 ], [
 549                         AC_MSG_RESULT(no)
 550                 ], "")
 551                 CPPFLAGS=$large_CPPFLAGS
 552         ])
 553
 554         AC_MSG_CHECKING(if off_t is 64 bits wide)
 555         LARGE_FILES("")
 556         if test $large_offt = no; then
 557                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
 558                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
 559         fi
 560         if test $large_offt = no; then
 561                 AC_MSG_WARN([No 64 bit file size support available])
 562         fi
 563
 564         dnl *****************************
 565         dnl *** Checks for libsocket  ***
 566         dnl *****************************
 567         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
 568
 569         dnl *******************************
 570         dnl *** Checks for MSG_NOSIGNAL ***
 571         dnl *******************************
 572         AC_MSG_CHECKING(for MSG_NOSIGNAL)
 573         AC_TRY_COMPILE([#include <sys/socket.h>], [
 574                 int f = MSG_NOSIGNAL;
 575         ], [
 576                 # Yes, we have it...
 577                 AC_MSG_RESULT(yes)
 578                 AC_DEFINE(HAVE_MSG_NOSIGNAL)
 579         ], [
 580                 # We'll have to use signals
 581                 AC_MSG_RESULT(no)
 582         ])
 583
 584         dnl *****************************
 585         dnl *** Checks for SOL_IP     ***
 586         dnl *****************************
 587         AC_MSG_CHECKING(for SOL_IP)
 588         AC_TRY_COMPILE([#include <netdb.h>], [
 589                 int level = SOL_IP;
 590         ], [
 591                 # Yes, we have it...
 592                 AC_MSG_RESULT(yes)
 593                 AC_DEFINE(HAVE_SOL_IP)
 594         ], [
 595                 # We'll have to use getprotobyname
 596                 AC_MSG_RESULT(no)
 597         ])
 598
 599         dnl *****************************
 600         dnl *** Checks for SOL_IPV6     ***
 601         dnl *****************************
 602         AC_MSG_CHECKING(for SOL_IPV6)
 603         AC_TRY_COMPILE([#include <netdb.h>], [
 604                 int level = SOL_IPV6;
 605         ], [
 606                 # Yes, we have it...
 607                 AC_MSG_RESULT(yes)
 608                 AC_DEFINE(HAVE_SOL_IPV6)
 609         ], [
 610                 # We'll have to use getprotobyname
 611                 AC_MSG_RESULT(no)
 612         ])
 613
 614         dnl *****************************
 615         dnl *** Checks for SOL_TCP    ***
 616         dnl *****************************
 617         AC_MSG_CHECKING(for SOL_TCP)
 618         AC_TRY_COMPILE([#include <netdb.h>], [
 619                 int level = SOL_TCP;
 620         ], [
 621                 # Yes, we have it...
 622                 AC_MSG_RESULT(yes)
 623                 AC_DEFINE(HAVE_SOL_TCP)
 624         ], [
 625                 # We'll have to use getprotobyname
 626                 AC_MSG_RESULT(no)
 627         ])
 628
 629         dnl *****************************
 630         dnl *** Checks for IP_PKTINFO ***
 631         dnl *****************************
 632         AC_MSG_CHECKING(for IP_PKTINFO)
 633         AC_TRY_COMPILE([#include <netdb.h>], [
 634                 int level = IP_PKTINFO;
 635         ], [
 636                 # Yes, we have it...
 637                 AC_MSG_RESULT(yes)
 638                 AC_DEFINE(HAVE_IP_PKTINFO)
 639         ], [
 640                 AC_MSG_RESULT(no)
 641         ])
 642
 643         dnl *********************************
 644         dnl *** Check for struct ip_mreqn ***
 645         dnl *********************************
 646         AC_MSG_CHECKING(for struct ip_mreqn)
 647         AC_TRY_COMPILE([#include <netinet/in.h>], [
 648                 struct ip_mreqn mreq;
 649                 mreq.imr_address.s_addr = 0;
 650         ], [
 651                 # Yes, we have it...
 652                 AC_MSG_RESULT(yes)
 653                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
 654         ], [
 655                 # We'll just have to try and use struct ip_mreq
 656                 AC_MSG_RESULT(no)
 657                 AC_MSG_CHECKING(for struct ip_mreq)
 658                 AC_TRY_COMPILE([#include <netinet/in.h>], [
 659                         struct ip_mreq mreq;
 660                         mreq.imr_interface.s_addr = 0;
 661                 ], [
 662                         # Yes, we have it...
 663                         AC_MSG_RESULT(yes)
 664                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
 665                 ], [
 666                         # No multicast support
 667                         AC_MSG_RESULT(no)
 668                 ])
 669         ])
 670
 671         dnl **********************************
 672         dnl *** Check for gethostbyname2_r ***
 673         dnl **********************************
 674         AC_MSG_CHECKING(for gethostbyname2_r)
 675                 AC_TRY_LINK([#include <netdb.h>], [
 676                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
 677         ], [
 678                 # Yes, we have it...
 679                 AC_MSG_RESULT(yes)
 680                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R)
 681         ], [
 682                 AC_MSG_RESULT(no)
 683         ])
 684
 685         dnl *****************************
 686         dnl *** Checks for libnsl     ***
 687         dnl *****************************
 688         AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl")
 689
 690         AC_CHECK_FUNCS(inet_pton inet_aton)
 691
 692         dnl ***********************************************
 693         dnl *** Checks for size of sockaddr_un.sun_path ***
 694         dnl ***********************************************
 695         # AC_CHECK_SIZEOF can't cope with struct members :-(
 696         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
 697         AC_CACHE_VAL(cv_mono_sizeof_sunpath,
 698                 [AC_TRY_RUN([
 699                         #include <sys/types.h>
 700                         #include <stdio.h>
 701                         #include <sys/un.h>
 702
 703                         int main(void) {
 704                                 struct sockaddr_un sock_un;
 705                                 FILE *f=fopen("conftestval", "w");
 706                                 if(!f) exit(1);
 707                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
 708                                 exit(0);
 709                         }
 710                 ], cv_mono_sizeof_sunpath=`cat conftestval`,
 711                    cv_mono_sizeof_sunpath=0,
 712                    cv_mono_sizeof_sunpath=0)])dnl
 713         AC_MSG_RESULT($cv_mono_sizeof_sunpath)
 714         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $cv_mono_sizeof_sunpath)
 715
 716         dnl *************************************
 717         dnl *** Checks for zero length arrays ***
 718         dnl *************************************
 719         AC_MSG_CHECKING(whether $CC supports zero length arrays)
 720         AC_TRY_COMPILE([
 721                 struct s {
 722                         int  length;
 723                         char data [0];
 724                 };
 725         ], [], [
 726                 AC_MSG_RESULT(yes)
 727                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 0)
 728         ], [
 729                 AC_MSG_RESULT(no)
 730                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 1)
 731         ])
 732
 733         dnl *****************************
 734         dnl *** Checks for libxnet    ***
 735         dnl *****************************
 736         case "${host}" in
 737                 *solaris* )
 738                         AC_MSG_CHECKING(for Solaris XPG4 support)
 739                         if test -f /usr/lib/libxnet.so; then
 740                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
 741                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
 742                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
 743                                 LIBS="$LIBS -lxnet"
 744                                 AC_MSG_RESULT(yes)
 745                         else
 746                                 AC_MSG_RESULT(no)
 747                         fi
 748
 749                         if test "$GCC" = "yes"; then
 750                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
 751                         fi
 752                 ;;
 753         esac
 754
 755         dnl *****************************
 756         dnl *** Checks for libpthread ***
 757         dnl *****************************
 758 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
 759 # and libpthread does not exist
 760 #
 761         case "${host}" in
 762                 *-*-*freebsd4*)
 763                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
 764                 ;;
 765                 *)
 766                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
 767                 ;;
 768         esac
 769         AC_CHECK_HEADERS(pthread.h)
 770         AC_CHECK_FUNCS(pthread_mutex_timedlock)
 771         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
 772         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
 773         AC_TRY_COMPILE([ #include <pthread.h>], [
 774                 pthread_mutexattr_t attr;
 775                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
 776         ], [
 777                 AC_MSG_RESULT(ok)
 778         ], [
 779                 AC_MSG_RESULT(no)
 780                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
 781                 AC_DEFINE(USE_MONO_MUTEX)
 782         ])
 783         AC_CHECK_FUNCS(pthread_attr_setstacksize)
 784
 785         dnl ***********************************
 786         dnl *** Checks for working __thread ***
 787         dnl ***********************************
 788         AC_MSG_CHECKING(for working __thread)
 789         if test "x$with_tls" != "x__thread"; then
 790                 AC_MSG_RESULT(disabled)
 791         else
 792                 AC_TRY_RUN([
 793                         #include <pthread.h>
 794
 795                         __thread int i;
 796                         static int res1, res2;
 797
 798                         void thread_main (void *arg)
 799                         {
 800                                 i = arg;
 801                                 sleep (1);
 802                                 if (arg == 1)
 803                                         res1 = (i == arg);
 804                                 else
 805                                         res2 = (i == arg);
 806                         }
 807
 808                         int main () {
 809                                 pthread_t t1, t2;
 810
 811                                 i = 5;
 812
 813                                 pthread_create (&t1, NULL, thread_main, 1);
 814                                 pthread_create (&t2, NULL, thread_main, 2);
 815
 816                                 pthread_join (t1, NULL);
 817                                 pthread_join (t2, NULL);
 818
 819                                 return !(res1 + res2 == 2);
 820                         }
 821                 ], [
 822                                 AC_MSG_RESULT(yes)
 823                 ], [
 824                                 AC_MSG_RESULT(no)
 825                                 with_tls=pthread
 826                 ])
 827         fi
 828
 829         dnl **************************************
 830         dnl *** Checks for working sigaltstack ***
 831         dnl **************************************
 832         AC_MSG_CHECKING(for working sigaltstack)
 833         if test "x$with_sigaltstack" != "xyes"; then
 834                 AC_MSG_RESULT(disabled)
 835         else
 836                 AC_TRY_RUN([
 837                         #include <stdio.h>
 838                         #include <stdlib.h>
 839                         #include <unistd.h>
 840                         #include <signal.h>
 841                         #include <pthread.h>
 842                         #include <sys/wait.h>
 843
 844                         static void
 845                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
 846                         {
 847                                 exit (0);
 848                         }
 849
 850                         static void *
 851                         loop (void *ignored)
 852                         {
 853                                 char *ptr = NULL;
 854
 855                                 *ptr = 0;
 856                                 return NULL;
 857                         }
 858
 859                         static void
 860                         child ()
 861                         {
 862                                 struct sigaction sa;
 863                                 struct sigaltstack sas;
 864                                 pthread_t id;
 865                                 pthread_attr_t attr;
 866
 867                                 sa.sa_sigaction = sigsegv_signal_handler;
 868                                 sigemptyset (&sa.sa_mask);
 869                                 sa.sa_flags = SA_SIGINFO | SA_STACK;
 870                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
 871                                         perror ("lala");
 872                                         return;
 873                                 }
 874
 875                                 sas.ss_sp = malloc (SIGSTKSZ);
 876                                 sas.ss_size = SIGSTKSZ;
 877                                 sas.ss_flags = SS_ONSTACK;
 878                                 if (sigaltstack (&sas, NULL) == -1) {
 879                                         perror ("lala");
 880                                         return;
 881                                 }
 882
 883                                 pthread_attr_init (&attr);
 884                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
 885                                         printf ("failed\n");
 886                                         return;
 887                                 }
 888
 889                                 sleep (100);
 890                         }
 891
 892                         int
 893                         main ()
 894                         {
 895                                 pid_t son;
 896                                 int status;
 897                                 int i;
 898
 899                                 son = fork ();
 900                                 if (son == -1) {
 901                                         return 1;
 902                                 }
 903
 904                                 if (son == 0) {
 905                                         child ();
 906                                         return 0;
 907                                 }
 908
 909                                 for (i = 0; i < 3; ++i) {
 910                                         sleep (1);
 911                                         waitpid (son, &status, WNOHANG);
 912                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
 913                                                 return 0;
 914                                 }
 915
 916                                 kill (son, SIGKILL);
 917                                 return 1;
 918                         }
 919
 920                 ], [
 921                                 AC_MSG_RESULT(yes)
 922                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK)
 923                 ], [
 924                                 with_sigaltstack=no
 925                                 AC_MSG_RESULT(no)
 926                 ])
 927         fi
 928
 929         dnl ********************************
 930         dnl *** Checks for semaphore lib ***
 931         dnl ********************************
 932         # 'Real Time' functions on Solaris
 933         # posix4 on Solaris 2.6
 934         # pthread (first!) on Linux
 935         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
 936
 937         dnl ********************************
 938         dnl *** Checks for timezone stuff **
 939         dnl ********************************
 940         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
 941                 AC_TRY_COMPILE([
 942                         #include <time.h>
 943                         ], [
 944                         struct tm tm;
 945                         tm.tm_gmtoff = 1;
 946                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
 947         if test $ac_cv_struct_tm_gmtoff = yes; then
 948                 AC_DEFINE(HAVE_TM_GMTOFF)
 949         else
 950                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
 951                         AC_TRY_COMPILE([
 952                                 #include <time.h>
 953                         ], [
 954                                 timezone = 1;
 955                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
 956                 if test $ac_cv_var_timezone = yes; then
 957                         AC_DEFINE(HAVE_TIMEZONE)
 958                 else
 959                         AC_ERROR(unable to find a way to determine timezone)
 960                 fi
 961         fi
 962
 963         dnl *********************************
 964         dnl *** Checks for math functions ***
 965         dnl *********************************
 966         LIBS="$LIBS -lm";
 967         AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
 968                 AC_TRY_LINK([#include <math.h>],
 969                 [ finite(0.0); ],
 970                 AC_DEFINE(HAVE_FINITE) AC_MSG_RESULT(yes),
 971                 AC_MSG_RESULT(no)))
 972         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
 973                 AC_TRY_LINK([#include <math.h>],
 974                 [ isfinite(0.0); ],
 975                 AC_DEFINE(HAVE_ISFINITE) AC_MSG_RESULT(yes),
 976                 AC_MSG_RESULT(no)))
 977
 978         dnl ****************************************************************
 979         dnl *** Checks for working poll() (macosx defines it but doesn't ***
 980         dnl *** have it in the library (duh))                            ***
 981         dnl ****************************************************************
 982         AC_CHECK_FUNCS(poll)
 983
 984         dnl *************************
 985         dnl *** Check for signbit ***
 986         dnl *************************
 987         AC_MSG_CHECKING(for signbit)
 988         AC_TRY_LINK([#include <math.h>], [
 989                 int s = signbit(1.0);
 990         ], [
 991                 AC_MSG_RESULT(yes)
 992                 AC_DEFINE(HAVE_SIGNBIT)
 993         ], [
 994                 AC_MSG_RESULT(no)
 995         ])
 996
 997         dnl *********************
 998         dnl *** Check for AIO ***
 999         dnl *********************
1000         AC_MSG_CHECKING([for SIGEV_THREAD definition])
1001         dnl Some systems (FreeBSD at least) may have aio_read
1002         dnl but don't support/define SIGEV_THREAD.
1003         AC_TRY_COMPILE([
1004         #include <sys/signal.h>
1005         ],[
1006         int x = SIGEV_THREAD;
1007         ],[
1008                 ac_cv_c_sigev_thread=yes
1009                 AC_MSG_RESULT(yes)
1010         ],[
1011                 AC_MSG_RESULT(no)
1012         ])
1013
1014         if test "$ac_cv_c_sigev_thread" = "yes" ; then
1015                 AC_CHECK_HEADERS(aio.h sys/aio.h)
1016                 AC_CHECK_LIB(rt, aio_read, [ LIBS="$LIBS -lrt" ],)
1017                 SIGVAL_PTR="undefined"
1018                 if test "$ac_cv_header_aio_h" = "yes" -o "$ac_cv_header_sys_aio_h" = "yes" ; then
1019                         AC_CHECK_MEMBER(union sigval.sigval_ptr,SIGVAL_PTR="sigval_ptr",, [
1020                                         #include <sys/signal.h>
1021                                         ])
1022                         AC_CHECK_MEMBER(union sigval.sival_ptr,SIGVAL_PTR="sival_ptr",, [
1023                                         #include <sys/signal.h>
1024                                         ])
1025                         if test "$SIGVAL_PTR" = "undefined" ; then
1026                                 AC_MSG_ERROR([Unable to detect field name in 'union sigval'])
1027                         fi
1028                 fi
1029                 AC_DEFINE_UNQUOTED(SIGVAL_PTR,$SIGVAL_PTR,[Pointer field name in 'union sigval'])
1030         fi
1031
1032         dnl **********************************
1033         dnl *** Checks for MonoPosixHelper ***
1034         dnl **********************************
1035         AC_CHECK_FUNCS(posix_fadvise)
1036         AC_CHECK_FUNCS(posix_madvise)
1037         AC_CHECK_FUNCS(posix_fallocate)
1038         AC_CHECK_FUNCS(fgetgrent)
1039         AC_CHECK_FUNCS(fgetpwent)
1040         AC_CHECK_FUNCS(fgetpwent)
1041         AC_CHECK_HEADERS(sys/sendfile.h)
1042         AC_CHECK_FUNCS(sendfile)
1043         AC_CHECK_FUNCS(sethostid)
1044         AC_CHECK_FUNCS(stime)
1045         AC_CHECK_FUNCS(strerror_r)
1046         AC_CHECK_FUNCS(ttyname_r)
1047         AC_CHECK_SIZEOF(size_t)
1048         AC_CHECK_MEMBERS(
1049                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,,
1050                 [#include <sys/types.h>
1051                  #include <dirent.h>])
1052 else
1053         jdk_headers_found=no
1054         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1055         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1056         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1057
1058         dnl *********************************
1059         dnl *** Check for struct ip_mreqn ***
1060         dnl *********************************
1061         AC_MSG_CHECKING(for struct ip_mreqn)
1062         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1063                 struct ip_mreqn mreq;
1064                 mreq.imr_address.s_addr = 0;
1065         ], [
1066                 # Yes, we have it...
1067                 AC_MSG_RESULT(yes)
1068                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1069         ], [
1070                 # We'll just have to try and use struct ip_mreq
1071                 AC_MSG_RESULT(no)
1072                 AC_MSG_CHECKING(for struct ip_mreq)
1073                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1074                         struct ip_mreq mreq;
1075                         mreq.imr_interface.s_addr = 0;
1076                 ], [
1077                         # Yes, we have it...
1078                         AC_MSG_RESULT(yes)
1079                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1080                 ], [
1081                         # No multicast support
1082                         AC_MSG_RESULT(no)
1083                 ])
1084         ])
1085 fi
1086
1087 dnl socklen_t check
1088 AC_MSG_CHECKING(for socklen_t)
1089 AC_TRY_COMPILE([
1090 #include <sys/types.h>
1091 #include <sys/socket.h>
1092 ],[
1093   socklen_t foo;
1094 ],[
1095 ac_cv_c_socklen_t=yes
1096         AC_DEFINE(HAVE_SOCKLEN_T)
1097         AC_MSG_RESULT(yes)
1098 ],[
1099         AC_MSG_RESULT(no)
1100 ])
1101
1102 AC_MSG_CHECKING(for array element initalizer support)
1103 AC_TRY_COMPILE([#include <sys/socket.h>], [
1104         const int array[] = {[1] = 2,};
1105 ], [
1106         # Yes, we have it...
1107         AC_MSG_RESULT(yes)
1108         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1109 ], [
1110         # We'll have to use signals
1111         AC_MSG_RESULT(no)
1112 ])
1113
1114 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1115         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1116         AC_TRY_LINK([#include <math.h>],
1117         [ static void *p = &trunc; ],
1118         [
1119                 AC_DEFINE(HAVE_TRUNC)
1120                 AC_MSG_RESULT(yes)
1121                 ac_cv_trunc=yes
1122         ],
1123         AC_MSG_RESULT(no)))
1124
1125 if test "x$ac_cv_truncl" != "xyes"; then
1126    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL) LIBS="$LIBS -lsunmath"])
1127 fi
1128
1129 dnl ****************************
1130 dnl *** Look for /dev/random ***
1131 dnl ****************************
1132
1133 AC_MSG_CHECKING([if usage of random device is requested])
1134 AC_ARG_ENABLE(dev-random,
1135 [  --disable-dev-random    disable the use of the random device],
1136 try_dev_random=$enableval, try_dev_random=yes)
1137 AC_MSG_RESULT($try_dev_random)
1138
1139 case "{$target}" in
1140     *-openbsd*)
1141     NAME_DEV_RANDOM="/dev/srandom"
1142     ;;
1143
1144 dnl Win32 does not have /dev/random, they have their own method...
1145
1146     *-*-mingw*|*-*-cygwin*)
1147     ac_cv_have_dev_random=no
1148     ;;
1149
1150 dnl Everywhere else, it's /dev/random
1151
1152     *)
1153     NAME_DEV_RANDOM="/dev/random"
1154     ;;
1155 esac
1156
1157 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM")
1158
1159 dnl Now check if the device actually exists
1160
1161 if test "x$try_dev_random" = "xyes"; then
1162     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1163     [if test -r "$NAME_DEV_RANDOM" ; then
1164         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1165     if test "x$ac_cv_have_dev_random" = "xyes"; then
1166         AC_DEFINE(HAVE_CRYPT_RNG)
1167     fi
1168 else
1169     AC_MSG_CHECKING(for random device)
1170     ac_cv_have_dev_random=no
1171     AC_MSG_RESULT(has been disabled)
1172 fi
1173
1174 if test "x$platform_win32" = "xyes"; then
1175     AC_DEFINE(HAVE_CRYPT_RNG)
1176 fi
1177
1178 if test "x$ac_cv_have_dev_random" = "xno" \
1179     && test "x$platform_win32" = "xno"; then
1180     AC_MSG_WARN([[
1181 ***
1182 *** A system-provided entropy source was not found on this system.
1183 *** Because of this, the System.Security.Cryptography random number generator
1184 *** will throw a NotImplemented exception.
1185 ***
1186 *** If you are seeing this message, and you know your system DOES have an
1187 *** entropy collection in place, please contact <crichton@gimp.org> and
1188 *** provide information about the system and how to access the random device.
1189 ***
1190 *** Otherwise you can install either egd or prngd and set the environment
1191 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1192 ***]])
1193 fi
1194
1195 AC_MSG_CHECKING([if inter-process shared handles are requested])
1196 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1197 AC_MSG_RESULT($try_shared_handles)
1198 if test "x$try_shared_handles" != "xyes"; then
1199         AC_DEFINE(DISABLE_SHARED_HANDLES)
1200         AC_SUBST(DISABLE_SHARED_HANDLES)
1201 fi
1202
1203 #
1204 # ICU
1205 #
1206 ICU_CFLAGS=""
1207 ICU_LIBS=""
1208 enable_icu=no
1209
1210 probe_icu=true
1211 AC_ARG_WITH(icu, [  --with-icu=yes/no],
1212         if test x$with_icu = xno; then
1213            probe_icu=false;
1214            AC_MSG_RESULT(Will not probe for ICU)
1215         fi
1216 )
1217
1218 if $probe_icu; then
1219         AC_PATH_PROG(ICU_CONFIG, icu-config, no)
1220         if test "x$ICU_CONFIG" = "xno" -o ! -x "$ICU_CONFIG"; then
1221                 AC_MSG_WARN([Only invariant locale available; install ICU for I18N support])
1222                 enable_icu="no, if you want full i18n support download it from: http://oss.software.ibm.com/icu/index.html"
1223         else
1224                 enable_icu="yes. Version: `$ICU_CONFIG --version`"
1225                 AC_DEFINE(HAVE_ICU)
1226                 ICU_CFLAGS=`$ICU_CONFIG --cppflags`
1227                 ICU_LIBS=`$ICU_CONFIG --ldflags`
1228         fi
1229 fi
1230 AC_SUBST(ICU_CFLAGS)
1231 AC_SUBST(ICU_LIBS)
1232
1233 TARGET="unknown"
1234 ACCESS_UNALIGNED="yes"
1235
1236 JIT_SUPPORTED=no
1237 LIBC="libc.so.6"
1238 INTL="libc.so.6"
1239
1240 jit_wanted=false
1241 case "$host" in
1242 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1243 #               TARGET=MIPS;
1244 #               ACCESS_UNALIGNED="no"
1245 #               ;;
1246         i*86-*-*)
1247                 TARGET=X86;
1248                 arch_target=x86;
1249                 JIT_SUPPORTED=yes
1250                 jit_wanted=true
1251                 ;;
1252         x86_64-*-* | amd64-*-*)
1253                 TARGET=AMD64;
1254                 arch_target=amd64;
1255                 JIT_SUPPORTED=yes
1256                 jit_wanted=true
1257                 ;;
1258         sparc*-*-*)
1259                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1260                    TARGET=SPARC64
1261                 else
1262                         TARGET=SPARC
1263                 fi
1264                 arch_target=sparc;
1265                 JIT_SUPPORTED=yes
1266                 ACCESS_UNALIGNED="no"
1267                 LIBC="libc.so"
1268                 INTL="libintl.so"
1269                 jit_wanted=true
1270                 ;;
1271        alpha*-*-linux* | alpha*-*-osf*)
1272                 TARGET=ALPHA;
1273                 ACCESS_UNALIGNED="no"
1274                 JIT_SUPPORTED=no
1275                 arch_target=alpha;
1276                ;;
1277 #       ia64-*-linux* | ia64-*-hpux*)
1278 #               TARGET=IA64;
1279 #               arch_target=ia64;
1280 #               JIT_SUPPORTED=no;
1281 #               ACCESS_UNALIGNED="no";
1282 #               case "$host_os" in
1283 #                       linux*) LIBC="libc.so.6.1";;
1284 #                       hpux*)  LIBC="libc.so.1";;
1285 #               esac
1286 #               ;;
1287 #       m68k-*-linux*)
1288 #               TARGET=M68K
1289 #               ;;
1290         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
1291                 TARGET=HPPA;
1292                 arch_target=hppa;
1293                 LIBC="libc.sl"
1294                 ACCESS_UNALIGNED="no"
1295                 ;;
1296         hppa*linux*)
1297                 TARGET=HPPA;
1298                 arch_target=hppa;
1299                 ACCESS_UNALIGNED="no"
1300                 ;;
1301         macppc-*-openbsd* | powerpc-*-linux* | powerpc-*-openbsd* | \
1302         powerpc-*-sysv* | powerpc-*-darwin*)
1303                 TARGET=POWERPC;
1304                 arch_target=ppc;
1305                 JIT_SUPPORTED=yes
1306                 jit_wanted=true
1307                 ;;
1308         arm-*-linux-* | armv4l-*-linux-*)
1309                 TARGET=ARM;
1310                 arch_target=arm;
1311                 ACCESS_UNALIGNED="no"
1312                 ;;
1313         s390-*-linux*)
1314                 TARGET=S390;
1315                 arch_target=s390;
1316                 ACCESS_UNALIGNED="no"
1317                 JIT_SUPPORTED=yes
1318                 ;;
1319         s390x-*-linux*)
1320                 TARGET=S390x;
1321                 arch_target=s390x;
1322                 ACCESS_UNALIGNED="no"
1323                 JIT_SUPPORTED=yes
1324                 ;;
1325 esac
1326
1327 AC_ARG_WITH(jit, [  --with-jit=yes,no       If you want to build scripts that default to the JIT],[
1328         if test x$withval = xyes; then
1329            jit_wanted=true
1330         else
1331            jit_wanted=false
1332         fi
1333 ])
1334
1335 USEJIT=false
1336 if test x$JIT_SUPPORTED = xyes; then
1337    if $jit_wanted; then
1338       USEJIT=true
1339       jit_status="Building and using the JIT"
1340    else
1341       jit_status="Building the JIT, defaulting to the interpreter"
1342    fi
1343 else
1344    jit_status="interpreter"
1345 fi
1346
1347 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
1348
1349 libsuffix=".so"
1350
1351 case "$host" in
1352      powerpc-*-darwin*)
1353         libsuffix=".dylib"
1354         LIBC="libc.dylib"
1355         INTL="libintl.dylib"
1356         ;;
1357      *-*-*netbsd*)
1358         LIBC="libc.so.12"
1359         INTL="libintl.so.0"
1360         ;;
1361     *-*-*freebsd*)
1362         LIBC="libc.so"
1363         INTL="libintl.so"
1364         ;;
1365     *-*-*openbsd*)
1366         LIBC="libc.so"
1367         INTL="libintl.so"
1368         ;;
1369 esac
1370 AC_SUBST(libsuffix)
1371
1372 if test "x$TARGET" != "xAMD64"; then
1373    # valgrind headers don't compile under x86-64
1374    AC_CHECK_HEADERS(valgrind/memcheck.h)
1375 fi
1376
1377 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
1378         if test "x$with_tls" = "x__thread"; then
1379                 #
1380                 # On some linux distributions, TLS works in executables, but linking
1381                 # against a shared library containing TLS fails with:
1382                 # undefined reference to `__tls_get_addr'
1383                 #
1384                 rm -f conftest.c conftest.so conftest
1385                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
1386                 gcc -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
1387                 gcc -o conftest conftest.so > /dev/null 2>&1
1388                 if test ! -f conftest; then
1389                    AC_MSG_WARN([Disabling usage of __thread.]);
1390                    with_tls=pthread
1391                 fi
1392                 rm -f conftest.c conftest.so conftest
1393         fi
1394 fi
1395
1396 if test "x$with_tls" = "x__thread"; then
1397         AC_DEFINE(HAVE_KW_THREAD)
1398    # Pass the information to libgc
1399         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
1400         export CPPFLAGS
1401 fi
1402
1403 if test ${TARGET} = ARM; then
1404         dnl ******************************************
1405         dnl *** Check to see what FPU is available ***
1406         dnl ******************************************
1407         AC_MSG_CHECKING(which FPU to use)
1408
1409         AC_TRY_COMPILE([], [
1410                 __asm__ ("ldfd f0, [r0]");
1411                 ], fpu=FPA, [
1412                         AC_TRY_COMPILE([], [
1413                                 __asm__ ("fldd d0, [r0]");
1414                         ], fpu=VFP, fpu=NONE)
1415                 ])
1416
1417         AC_MSG_RESULT($fpu)
1418         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu"
1419         unset fpu
1420 fi
1421
1422 if test ${TARGET} = unknown; then
1423         CPPFLAGS="$CPPFLAGS -DNO_PORT"
1424         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
1425 fi
1426
1427 if test ${ACCESS_UNALIGNED} = no; then
1428         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
1429 fi
1430
1431 PREVIEW=no
1432 AC_ARG_WITH(preview, [ --with-preview=yes,no     If you want to install the 2.0 FX preview],[
1433         if test x$with_preview = xyes; then
1434               PREVIEW=yes
1435         fi
1436 ])
1437
1438 AM_CONDITIONAL(INSTALL_2_0, test x$PREVIEW = xyes)
1439
1440 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
1441 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
1442 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
1443 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
1444 AM_CONDITIONAL(X86, test x$TARGET = xX86)
1445 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
1446 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
1447 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
1448 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
1449 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
1450 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
1451 AM_CONDITIONAL(S390, test x$TARGET = xS390)
1452 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
1453 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
1454
1455 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
1456 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
1457
1458 AC_SUBST(LIBC)
1459 AC_SUBST(INTL)
1460
1461 AC_SUBST(arch_target)
1462 AC_SUBST(CFLAGS)
1463 AC_SUBST(CPPFLAGS)
1464 AC_SUBST(LDFLAGS)
1465
1466 mono_build_root=`pwd`
1467 AC_SUBST(mono_build_root)
1468
1469 if test x$USEJIT = xtrue; then
1470   mono_runtime=mono/mini/mono
1471 else
1472   mono_runtime=mono/interpreter/mint
1473 fi
1474 AC_SUBST(mono_runtime)
1475
1476 mono_cfg_root=$mono_build_root/runtime
1477 if test x$platform_win32 = xyes; then
1478   mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
1479 else
1480   mono_cfg_dir=$mono_cfg_root/etc
1481 fi
1482 AC_SUBST(mono_cfg_dir)
1483
1484 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
1485 AC_CONFIG_LINKS([runtime/etc/mono/1.0/machine.config:data/net_1_1/machine.config
1486                  runtime/etc/mono/2.0/machine.config:data/net_2_0/machine.config])
1487
1488 AC_OUTPUT([
1489 Makefile
1490 mint.pc
1491 mono.pc
1492 mono/Makefile
1493 mono/utils/Makefile
1494 mono/metadata/Makefile
1495 mono/dis/Makefile
1496 mono/cil/Makefile
1497 mono/arch/Makefile
1498 mono/os/Makefile
1499 mono/os/win32/Makefile
1500 mono/os/unix/Makefile
1501 mono/arch/x86/Makefile
1502 mono/arch/amd64/Makefile
1503 mono/arch/hppa/Makefile
1504 mono/arch/ppc/Makefile
1505 mono/arch/sparc/Makefile
1506 mono/arch/s390/Makefile
1507 mono/arch/s390x/Makefile
1508 mono/arch/arm/Makefile
1509 mono/arch/alpha/Makefile
1510 mono/interpreter/Makefile
1511 mono/tests/Makefile
1512 mono/tests/tests-config
1513 mono/benchmark/Makefile
1514 mono/monoburg/Makefile
1515 mono/monograph/Makefile
1516 mono/io-layer/Makefile
1517 mono/handles/Makefile
1518 mono/mini/Makefile
1519 mono/profiler/Makefile
1520 ikvm-jni/Makefile
1521 runtime/Makefile
1522 scripts/Makefile
1523 man/Makefile
1524 web/Makefile
1525 docs/Makefile
1526 data/Makefile
1527 data/net_1_1/Makefile
1528 data/net_2_0/Makefile
1529 samples/Makefile
1530 support/Makefile
1531 data/config
1532 mono.spec
1533 tools/Makefile
1534 tools/locale-builder/Makefile
1535 ])
1536
1537 echo "
1538         mcs source:  $mcs_topdir
1539         GC:          $gc
1540         ICU:         $enable_icu
1541         TLS:         $with_tls
1542         SIGALTSTACK: $with_sigaltstack
1543         Engine:      $jit_status
1544         2.0 Alpha:   $PREVIEW
1545         JNI support: $jdk_headers_found
1546
1547 "