configure.in

   1 AC_INIT(README)
   2 AC_CANONICAL_SYSTEM
   3 AM_CONFIG_HEADER(config.h)
   4 AM_INIT_AUTOMAKE(mono,1.0.2)
   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"
  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=boehm
  55                 with_nptl=no
  56                 with_sigaltstack=no
  57                 LN_S=cp
  58
  59                 ;;
  60         *-*-*netbsd*)
  61                 platform_win32=no
  62                 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
  63                 libmono_cflags="-D_REENTRANT"
  64                 LDFLAGS="$LDFLAGS -pthread"
  65                 libmono_ldflags="-pthread"
  66                 need_link_unlink=yes
  67                 libdl=
  68                 libgc_threads=no
  69                 ;;
  70 # these flags will work for all versions of -STABLE
  71 #
  72         *-*-*freebsd4*)
  73                 platform_win32=no
  74                 if test "x$PTHREAD_CFLAGS" = "x"; then
  75                         CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS"
  76                         libmono_cflags="-D_THREAD_SAFE"
  77                 else
  78                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
  79                         libmono_cflags="$PTHREAD_CFLAGS"
  80                 fi
  81                 if test "x$PTHREAD_LIBS" = "x"; then
  82                         LDFLAGS="$LDFLAGS -pthread"
  83                         libmono_ldflags="-pthread"
  84                 else
  85                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
  86                         libmono_ldflags="$PTHREAD_LIBS"
  87                 fi
  88                 need_link_unlink=yes
  89                 AC_DEFINE(PTHREAD_POINTER_ID)
  90                 libdl=
  91                 libgc_threads=pthreads
  92 # TLS isn't implemented at all on -STABLE
  93                 with_nptl=no
  94                 with_tls=pthread
  95                 ;;
  96 # older versions of -CURRENT will break with these flags but testing
  97 # indicates these older versions won't run Mono anyway
  98 #
  99         *-*-*freebsd5*)
 100                 platform_win32=no
 101                 if test "x$PTHREAD_CFLAGS" = "x"; then
 102                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
 103                         libmono_cflags=
 104                 else
 105                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
 106                         libmono_cflags="$PTHREAD_CFLAGS"
 107                 fi
 108                 if test "x$PTHREAD_LIBS" = "x"; then
 109                         LDFLAGS="$LDFLAGS -lpthread"
 110                         libmono_ldflags="-lpthread"
 111                 else
 112                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 113                         libmono_ldflags="$PTHREAD_LIBS"
 114                 fi
 115                 need_link_unlink=yes
 116                 AC_DEFINE(PTHREAD_POINTER_ID)
 117                 libdl=
 118                 libgc_threads=pthreads
 119 # TLS is only partially implemented on -CURRENT (compiler support
 120 # but NOT library support)
 121 #
 122                 with_nptl=no
 123                 with_tls=pthread
 124                 ;;
 125         *-*-*openbsd*)
 126                 platform_win32=no
 127                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS"
 128                 libmono_cflags="-D_THREAD_SAFE"
 129                 LDFLAGS="$LDFLAGS -pthread"
 130                 libmono_ldflags="-pthread"
 131                 need_link_unlink=yes
 132                 AC_DEFINE(PTHREAD_POINTER_ID)
 133                 libdl=
 134                 libgc_threads=pthreads
 135                 ;;
 136         *-*-linux*)
 137                 platform_win32=no
 138                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT"
 139                 libmono_cflags="-D_REENTRANT"
 140                 libmono_ldflags="-lpthread"
 141                 libdl="-ldl"
 142                 libgc_threads=pthreads
 143                 ;;
 144         *-*-hpux*)
 145                 platform_win32=no
 146                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
 147                 CFLAGS="$CFLAGS +ESdbgasm"
 148                 LDFLAGS="$LDFLAGS -z"
 149                 libmono_cflags="-D_REENTRANT"
 150                 libmono_ldflags="-lpthread"
 151                 libgc_threads=pthreads
 152                 need_link_unlink=yes
 153                 ;;
 154         *-*-solaris*)
 155                 platform_win32=no
 156                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT"
 157                 need_link_unlink=yes
 158                 libmono_cflags="-D_REENTRANT"
 159                 libgc_threads=pthreads
 160                 ;;
 161         *-*-darwin*)
 162                 platform_win32=no
 163                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS"
 164                 libmono_cflags="-D_THREAD_SAFE"
 165                 LDFLAGS="$LDFLAGS -pthread"
 166                 libmono_ldflags="-pthread"
 167                 need_link_unlink=yes
 168                 AC_DEFINE(PTHREAD_POINTER_ID)
 169                 AC_DEFINE(USE_MACH_SEMA)
 170                 no_version_script=yes
 171                 libdl=
 172                 libgc_threads=pthreads
 173                 ;;
 174         *)
 175                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
 176                 platform_win32=no
 177                 libdl="-ldl"
 178                 ;;
 179 esac
 180 AC_MSG_RESULT(ok)
 181
 182 if test x$need_link_unlink = xyes; then
 183    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
 184 fi
 185
 186 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
 187
 188 AC_CHECK_TOOL(CC, gcc, gcc)
 189 AC_PROG_CC
 190 AM_PROG_CC_STDC
 191 AC_PROG_INSTALL
 192 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
 193 : ${CCAS='$(CC)'}
 194 # Set ASFLAGS if not already set.
 195 : ${CCASFLAGS='$(CFLAGS)'}
 196 AC_SUBST(CCAS)
 197 AC_SUBST(CCASFLAGS)
 198
 199 AC_CHECK_PROG(BISON, bison,yes,no)
 200 if test "x$BISON" = "xno";
 201 then
 202         AC_MSG_ERROR([You need to install bison])
 203 fi
 204
 205 dnl may require a specific autoconf version
 206 dnl AC_PROG_CC_FOR_BUILD
 207 dnl CC_FOR_BUILD not automatically detected
 208 CC_FOR_BUILD=$CC
 209 BUILD_EXEEXT=
 210 if test "x$cross_compiling" = "xyes"; then
 211         CC_FOR_BUILD=cc
 212         BUILD_EXEEXT=""
 213 fi
 214 AC_SUBST(CC_FOR_BUILD)
 215 AC_SUBST(HOST_CC)
 216 AC_SUBST(BUILD_EXEEXT)
 217
 218 # Set STDC_HEADERS
 219 AC_HEADER_STDC
 220 AC_LIBTOOL_WIN32_DLL
 221 AM_PROG_LIBTOOL
 222
 223 # Test whenever ld supports -version-script
 224 AC_PROG_LD
 225 AC_PROG_LD_GNU
 226 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
 227    no_version_script=yes
 228 fi
 229
 230 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 231
 232 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h semaphore.h sys/un.h)
 233
 234 # for mono/mini/tramp-x86.c
 235 AC_CHECK_HEADERS(valgrind/memcheck.h)
 236
 237 # for mono/metadata/debug-symfile.c
 238 AC_CHECK_HEADERS(elf.h)
 239
 240 # for mono/dis
 241 AC_CHECK_HEADERS(wchar.h)
 242
 243 # not 64 bit clean in cross-compile
 244 AC_CHECK_SIZEOF(void *, 4)
 245
 246 WARN=''
 247 if test x"$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 $WARN"
 261
 262 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 263 if test "x$PKG_CONFIG" = "xno"; then
 264         AC_MSG_ERROR([You need to install pkg-config])
 265 fi
 266
 267 dnl for use on the build system
 268 dnl pkg-config is stupid
 269 BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 270 BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 271 AC_SUBST(BUILD_GLIB_CFLAGS)
 272 AC_SUBST(BUILD_GLIB_LIBS)
 273
 274 PKG_PATH=
 275 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir],
 276         if test x$with_crosspkgdir = "x"; then
 277                 if test -s $PKG_CONFIG_PATH; then
 278                         PKG_PATH=$PKG_CONFIG_PATH
 279                 fi
 280         else
 281                 PKG_PATH=$with_crosspkgdir
 282                 PKG_CONFIG_PATH=$PKG_PATH
 283                 export PKG_CONFIG_PATH
 284         fi
 285 )
 286
 287 ## Versions of dependencies
 288 GLIB_REQUIRED_VERSION=1.3.11
 289
 290 PKG_CHECK_MODULES(BASE_DEPENDENCIES, glib-2.0 >= $GLIB_REQUIRED_VERSION)
 291
 292 GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
 293 GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
 294 GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
 295 GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
 296
 297 AC_SUBST(GLIB_CFLAGS)
 298 AC_SUBST(GLIB_LIBS)
 299 AC_SUBST(GMODULE_CFLAGS)
 300 AC_SUBST(GMODULE_LIBS)
 301
 302 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none],[gc=$with_gc],[gc=$gc_default])
 303
 304 # Enable support for fast thread-local storage
 305 # Some systems have broken support, so we allow to disable it.
 306 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread       select Thread Local Storage implementation],[],[with_tls=__thread])
 307
 308 # Kept for compatibility
 309 AC_ARG_WITH(nptl, [  --with-nptl=yes,no      deprecated, use --with-tls instead],[],[with_nptl=default])
 310
 311 if test "x$with_nptl" != "xdefault"; then
 312    if test "x$with_nptl" = "xyes"; then
 313       AC_MSG_WARN([--with-nptl=yes is deprecated, use --with-tls=__thread option instead.])
 314           with_tls=__thread
 315    fi
 316    if test "x$with_nptl" = "xno"; then
 317       AC_MSG_WARN([--with-nptl=no is deprecated, use --with-tls=pthread option instead.])
 318           with_tls=pthread
 319    fi
 320 fi
 321
 322 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 323 # This does not work on some platforms (bug #55253)
 324 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack],[],[with_sigaltstack=no])
 325
 326 # assembly bundle support, see metadata/make-bundle.pl for more info
 327 AC_ARG_WITH(bundle, [  --with-bundle=bundle_template],[
 328         BUNDLE_FILE=$with_bundle
 329         AC_SUBST(BUNDLE_FILE)
 330         AC_DEFINE(WITH_BUNDLE)
 331 ],[with_bundle=no])
 332 AM_CONDITIONAL(WITH_BUNDLE, test x$with_bundle != xno)
 333
 334 LIBGC_CFLAGS=
 335 LIBGC_LIBS=
 336 libgc_dir=
 337 case "x$gc" in
 338         xboehm|xbohem|xyes)
 339                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
 340                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
 341
 342                 if test "x$found_boehm" != "xyes"; then
 343                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
 344                 fi
 345                 if test "x$gc_headers" != "xyes"; then
 346                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
 347                 fi
 348
 349                 AC_DEFINE(HAVE_BOEHM_GC)
 350                 AC_SUBST(HAVE_BOEHM_GC)
 351                 LIBGC_LIBS="-lgc $libdl"
 352
 353                 # AC_CHECK_FUNCS does not work for some reason...
 354                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
 355                 if test "x$found_gcj_malloc" = "xyes"; then
 356                         AC_DEFINE(HAVE_GC_GCJ_MALLOC)
 357                 fi
 358                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
 359                 if test "x$found_gc_enable" = "xyes"; then
 360                         AC_DEFINE(HAVE_GC_ENABLE)
 361                 fi
 362                 ;;
 363
 364         xincluded)
 365                 AC_CONFIG_SUBDIRS(libgc)
 366
 367                 found_boehm=yes
 368                 gc_headers=yes
 369                 use_included_gc=yes
 370                 libgc_dir=libgc
 371
 372                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
 373                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
 374
 375                 AC_DEFINE(HAVE_BOEHM_GC)
 376                 AC_SUBST(HAVE_BOEHM_GC)
 377
 378                 AC_DEFINE(HAVE_GC_H)
 379                 AC_DEFINE(USE_INCLUDED_LIBGC)
 380
 381                 # The included libgc contains GCJ support
 382                 AC_DEFINE(HAVE_GC_GCJ_MALLOC)
 383                 AC_DEFINE(HAVE_GC_ENABLE)
 384                 ;;
 385
 386         xnone)
 387                 AC_MSG_WARN("Compiling mono without GC.")
 388                 ;;
 389         *)
 390                 AC_MSG_ERROR([Invalid argument to --with-gc.])
 391                 ;;
 392 esac
 393
 394
 395 # tell libgc/configure about what we want
 396 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads"
 397
 398 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
 399 AC_SUBST(LIBGC_CFLAGS)
 400 AC_SUBST(LIBGC_LIBS)
 401 AC_SUBST(libgc_dir)
 402
 403 dnl
 404 dnl End of libgc checks
 405 dnl
 406
 407 if test x$platform_win32 = xno; then
 408
 409         dnl ******************************************************************
 410         dnl *** Checks for the IKVM JNI interface library                  ***
 411         dnl ******************************************************************
 412         AC_ARG_WITH(ikvm-jni, [  --with-ikvm-jni=yes,no  build the IKVM JNI interface library],[with_ikvm_jni=$withval],[with_ikvm_jni=yes])
 413         AC_ARG_WITH(jdk, [  --with-jdk=DIRECTORY    Use JDK from DIRECTORY],[with_jdk_dir=$withval],[with_jdk_dir=])
 414
 415         ikvm_jni_dir=
 416         if test x$with_ikvm_jni = xyes; then
 417                 AC_MSG_CHECKING([JDK headers])
 418
 419                 if test x$with_jdk_dir = x; then
 420                         # Try JAVA_HOME variable
 421                         if test x$JAVA_HOME != x; then
 422                                 with_jdk_dir=$JAVA_HOME
 423                         fi
 424                 fi
 425
 426                 jdk_platform=
 427                 if test -d $with_jdk_dir/include; then
 428                         jdk_headers_found=yes
 429
 430                         if test -d $with_jdk_dir/include/linux; then
 431                                 jdk_platform=linux
 432                         else
 433                         if test -d $with_jdk_dir/include/solaris; then
 434                                 jdk_platform=solaris
 435                         else
 436                         if test -f $with_jdk_dir/include/jni_md.h; then
 437                                 # GNU Classpath sources
 438                                 jdk_platform=
 439                         else
 440                                 jdk_headers_found=no
 441                         fi
 442                         fi
 443                         fi
 444                 else
 445                         jdk_headers_found=no
 446                 fi
 447
 448                 if test x$jdk_headers_found = xyes; then
 449                         AC_MSG_RESULT($with_jdk_dir/include $with_jdk_dir/include/$jdk_platform)
 450                 else
 451                         AC_MSG_RESULT(not found)
 452                 fi
 453
 454                 if test x$jdk_headers_found = xyes; then
 455                         ikvm_jni_dir=ikvm-jni
 456                         IKVM_JNI_CFLAGS="-I$with_jdk_dir/include -I$with_jdk_dir/include/$jdk_platform"
 457                 fi
 458         fi
 459
 460         AC_SUBST(ikvm_jni_dir)
 461         AC_SUBST(IKVM_JNI_CFLAGS)
 462
 463         AC_CHECK_FUNCS(getgrgid_r)
 464         AC_CHECK_FUNCS(getgrnam_r)
 465         AC_CHECK_FUNCS(getpwnam_r)
 466         AC_CHECK_FUNCS(getpwuid_r)
 467         AC_CHECK_FUNCS(getresuid)
 468         AC_CHECK_FUNCS(setresuid)
 469         AC_CHECK_FUNCS(kqueue)
 470
 471         dnl ******************************************************************
 472         dnl *** Check for large file support                               ***
 473         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
 474         dnl ******************************************************************
 475
 476         # Check that off_t can represent 2**63 - 1 correctly, working around
 477         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
 478         # CPPFLAGS and sets $large_offt to yes if the test succeeds
 479         large_offt=no
 480         AC_DEFUN(LARGE_FILES, [
 481                 large_CPPFLAGS=$CPPFLAGS
 482                 CPPFLAGS="$CPPFLAGS $1"
 483                 AC_TRY_RUN([
 484                         #include <sys/types.h>
 485
 486                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
 487
 488                         int main(void) {
 489                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
 490                                                (BIG_OFF_T%2147483647==1));
 491                                 if(big_off_t) {
 492                                         exit(0);
 493                                 } else {
 494                                         exit(1);
 495                                 }
 496                         }
 497                 ], [
 498                         AC_MSG_RESULT(ok)
 499                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT)
 500                         large_CPPFLAGS="$large_CPPFLAGS $1"
 501                         large_offt=yes
 502                 ], [
 503                         AC_MSG_RESULT(no)
 504                 ], "")
 505                 CPPFLAGS=$large_CPPFLAGS
 506         ])
 507
 508         AC_MSG_CHECKING(if off_t is 64 bits wide)
 509         LARGE_FILES("")
 510         if test $large_offt = no; then
 511                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
 512                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
 513         fi
 514         if test $large_offt = no; then
 515                 AC_MSG_WARN([No 64 bit file size support available])
 516         fi
 517
 518         dnl *****************************
 519         dnl *** Checks for libsocket  ***
 520         dnl *****************************
 521         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
 522
 523         dnl *******************************
 524         dnl *** Checks for MSG_NOSIGNAL ***
 525         dnl *******************************
 526         AC_MSG_CHECKING(for MSG_NOSIGNAL)
 527         AC_TRY_COMPILE([#include <sys/socket.h>], [
 528                 int f = MSG_NOSIGNAL;
 529         ], [
 530                 # Yes, we have it...
 531                 AC_MSG_RESULT(yes)
 532                 AC_DEFINE(HAVE_MSG_NOSIGNAL)
 533         ], [
 534                 # We'll have to use signals
 535                 AC_MSG_RESULT(no)
 536         ])
 537
 538         dnl *****************************
 539         dnl *** Checks for SOL_IP     ***
 540         dnl *****************************
 541         AC_MSG_CHECKING(for SOL_IP)
 542         AC_TRY_COMPILE([#include <netdb.h>], [
 543                 int level = SOL_IP;
 544         ], [
 545                 # Yes, we have it...
 546                 AC_MSG_RESULT(yes)
 547                 AC_DEFINE(HAVE_SOL_IP)
 548         ], [
 549                 # We'll have to use getprotobyname
 550                 AC_MSG_RESULT(no)
 551         ])
 552
 553         dnl *****************************
 554         dnl *** Checks for SOL_IPV6     ***
 555         dnl *****************************
 556         AC_MSG_CHECKING(for SOL_IPV6)
 557         AC_TRY_COMPILE([#include <netdb.h>], [
 558                 int level = SOL_IPV6;
 559         ], [
 560                 # Yes, we have it...
 561                 AC_MSG_RESULT(yes)
 562                 AC_DEFINE(HAVE_SOL_IPV6)
 563         ], [
 564                 # We'll have to use getprotobyname
 565                 AC_MSG_RESULT(no)
 566         ])
 567
 568         dnl *****************************
 569         dnl *** Checks for SOL_TCP    ***
 570         dnl *****************************
 571         AC_MSG_CHECKING(for SOL_TCP)
 572         AC_TRY_COMPILE([#include <netdb.h>], [
 573                 int level = SOL_TCP;
 574         ], [
 575                 # Yes, we have it...
 576                 AC_MSG_RESULT(yes)
 577                 AC_DEFINE(HAVE_SOL_TCP)
 578         ], [
 579                 # We'll have to use getprotobyname
 580                 AC_MSG_RESULT(no)
 581         ])
 582
 583         dnl *****************************
 584         dnl *** Checks for IP_PKTINFO ***
 585         dnl *****************************
 586         AC_MSG_CHECKING(for IP_PKTINFO)
 587         AC_TRY_COMPILE([#include <netdb.h>], [
 588                 int level = IP_PKTINFO;
 589         ], [
 590                 # Yes, we have it...
 591                 AC_MSG_RESULT(yes)
 592                 AC_DEFINE(HAVE_IP_PKTINFO)
 593         ], [
 594                 AC_MSG_RESULT(no)
 595         ])
 596
 597         dnl *********************************
 598         dnl *** Check for struct ip_mreqn ***
 599         dnl *********************************
 600         AC_MSG_CHECKING(for struct ip_mreqn)
 601         AC_TRY_COMPILE([#include <netinet/in.h>], [
 602                 struct ip_mreqn mreq;
 603                 mreq.imr_address.s_addr = 0;
 604         ], [
 605                 # Yes, we have it...
 606                 AC_MSG_RESULT(yes)
 607                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
 608         ], [
 609                 # We'll just have to try and use struct ip_mreq
 610                 AC_MSG_RESULT(no)
 611                 AC_MSG_CHECKING(for struct ip_mreq)
 612                 AC_TRY_COMPILE([#include <netinet/in.h>], [
 613                         struct ip_mreq mreq;
 614                         mreq.imr_interface.s_addr = 0;
 615                 ], [
 616                         # Yes, we have it...
 617                         AC_MSG_RESULT(yes)
 618                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
 619                 ], [
 620                         # No multicast support
 621                         AC_MSG_RESULT(no)
 622                 ])
 623         ])
 624
 625         dnl **********************************
 626         dnl *** Check for gethostbyname2_r ***
 627         dnl **********************************
 628         AC_MSG_CHECKING(for gethostbyname2_r)
 629                 AC_TRY_LINK([#include <netdb.h>], [
 630                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
 631         ], [
 632                 # Yes, we have it...
 633                 AC_MSG_RESULT(yes)
 634                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R)
 635         ], [
 636                 AC_MSG_RESULT(no)
 637         ])
 638
 639         dnl *****************************
 640         dnl *** Checks for libnsl     ***
 641         dnl *****************************
 642         AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl")
 643
 644         AC_CHECK_FUNCS(inet_pton inet_aton)
 645
 646         dnl ***********************************************
 647         dnl *** Checks for size of sockaddr_un.sun_path ***
 648         dnl ***********************************************
 649         # AC_CHECK_SIZEOF can't cope with struct members :-(
 650         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
 651         AC_CACHE_VAL(cv_mono_sizeof_sunpath,
 652                 [AC_TRY_RUN([
 653                         #include <sys/types.h>
 654                         #include <stdio.h>
 655                         #include <sys/un.h>
 656
 657                         int main(void) {
 658                                 struct sockaddr_un sock_un;
 659                                 FILE *f=fopen("conftestval", "w");
 660                                 if(!f) exit(1);
 661                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
 662                                 exit(0);
 663                         }
 664                 ], cv_mono_sizeof_sunpath=`cat conftestval`,
 665                    cv_mono_sizeof_sunpath=0,
 666                    cv_mono_sizeof_sunpath=0)])dnl
 667         AC_MSG_RESULT($cv_mono_sizeof_sunpath)
 668         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $cv_mono_sizeof_sunpath)
 669
 670         dnl *************************************
 671         dnl *** Checks for zero length arrays ***
 672         dnl *************************************
 673         AC_MSG_CHECKING(whether $CC supports zero length arrays)
 674         AC_TRY_COMPILE([
 675                 struct s {
 676                         int  length;
 677                         char data [0];
 678                 };
 679         ], [], [
 680                 AC_MSG_RESULT(yes)
 681                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 0)
 682         ], [
 683                 AC_MSG_RESULT(no)
 684                 AC_DEFINE_UNQUOTED(MONO_ZERO_ARRAY_LENGTH, 1)
 685         ])
 686
 687         dnl *****************************
 688         dnl *** Checks for libxnet    ***
 689         dnl *****************************
 690         case "${host}" in
 691                 *solaris* )
 692                         AC_MSG_CHECKING(for Solaris XPG4 support)
 693                         if test -f /usr/lib/libxnet.so; then
 694                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
 695                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
 696                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
 697                                 LIBS="$LIBS -lxnet"
 698                                 AC_MSG_RESULT(yes)
 699                         else
 700                                 AC_MSG_RESULT(no)
 701                         fi
 702
 703                         if test "$GCC" = "yes"; then
 704                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
 705                         fi
 706                 ;;
 707         esac
 708
 709         dnl *****************************
 710         dnl *** Checks for libpthread ***
 711         dnl *****************************
 712 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
 713 # and libpthread does not exist
 714 #
 715         case "${host}" in
 716                 *-*-*freebsd4*)
 717                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
 718                 ;;
 719                 *)
 720                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
 721                 ;;
 722         esac
 723         AC_CHECK_HEADERS(pthread.h)
 724         AC_CHECK_FUNCS(pthread_mutex_timedlock)
 725         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
 726         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
 727         AC_TRY_COMPILE([ #include <pthread.h>], [
 728                 pthread_mutexattr_t attr;
 729                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
 730         ], [
 731                 AC_MSG_RESULT(ok)
 732         ], [
 733                 AC_MSG_RESULT(no)
 734                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
 735                 AC_DEFINE(USE_MONO_MUTEX)
 736         ])
 737         AC_CHECK_FUNCS(pthread_attr_setstacksize)
 738
 739         dnl ***********************************
 740         dnl *** Checks for working __thread ***
 741         dnl ***********************************
 742         AC_MSG_CHECKING(for working __thread)
 743         if test "x$with_tls" != "x__thread"; then
 744                 AC_MSG_RESULT(disabled)
 745         else
 746                 AC_TRY_RUN([
 747                         #include <pthread.h>
 748
 749                         __thread int i;
 750                         static int res1, res2;
 751
 752                         void thread_main (void *arg)
 753                         {
 754                                 i = arg;
 755                                 sleep (1);
 756                                 if (arg == 1)
 757                                         res1 = (i == arg);
 758                                 else
 759                                         res2 = (i == arg);
 760                         }
 761
 762                         int main () {
 763                                 pthread_t t1, t2;
 764
 765                                 i = 5;
 766
 767                                 pthread_create (&t1, NULL, thread_main, 1);
 768                                 pthread_create (&t2, NULL, thread_main, 2);
 769
 770                                 pthread_join (t1, NULL);
 771                                 pthread_join (t2, NULL);
 772
 773                                 return !(res1 + res2 == 2);
 774                         }
 775                 ], [
 776                                 AC_MSG_RESULT(yes)
 777                                 AC_DEFINE(HAVE_KW_THREAD)
 778                 ], [
 779                                 AC_MSG_RESULT(no)
 780                 ])
 781         fi
 782
 783         dnl **************************************
 784         dnl *** Checks for working sigaltstack ***
 785         dnl **************************************
 786         AC_MSG_CHECKING(for working sigaltstack)
 787         if test "x$with_sigaltstack" != "xyes"; then
 788                 AC_MSG_RESULT(disabled)
 789         else
 790                 AC_TRY_RUN([
 791                         #include <stdio.h>
 792                         #include <stdlib.h>
 793                         #include <unistd.h>
 794                         #include <signal.h>
 795                         #include <pthread.h>
 796                         #include <sys/wait.h>
 797
 798                         static void
 799                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
 800                         {
 801                                 exit (0);
 802                         }
 803
 804                         static void *
 805                         loop (void *ignored)
 806                         {
 807                                 char *ptr = NULL;
 808
 809                                 *ptr = 0;
 810                                 return NULL;
 811                         }
 812
 813                         static void
 814                         child ()
 815                         {
 816                                 struct sigaction sa;
 817                                 struct sigaltstack sas;
 818                                 pthread_t id;
 819                                 pthread_attr_t attr;
 820
 821                                 sa.sa_sigaction = sigsegv_signal_handler;
 822                                 sigemptyset (&sa.sa_mask);
 823                                 sa.sa_flags = SA_SIGINFO | SA_STACK;
 824                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
 825                                         perror ("lala");
 826                                         return;
 827                                 }
 828
 829                                 sas.ss_sp = malloc (SIGSTKSZ);
 830                                 sas.ss_size = SIGSTKSZ;
 831                                 sas.ss_flags = SS_ONSTACK;
 832                                 if (sigaltstack (&sas, NULL) == -1) {
 833                                         perror ("lala");
 834                                         return;
 835                                 }
 836
 837                                 pthread_attr_init (&attr);
 838                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
 839                                         printf ("failed\n");
 840                                         return;
 841                                 }
 842
 843                                 sleep (100);
 844                         }
 845
 846                         int
 847                         main ()
 848                         {
 849                                 pid_t son;
 850                                 int status;
 851                                 int i;
 852
 853                                 son = fork ();
 854                                 if (son == -1) {
 855                                         return 1;
 856                                 }
 857
 858                                 if (son == 0) {
 859                                         child ();
 860                                         return 0;
 861                                 }
 862
 863                                 for (i = 0; i < 3; ++i) {
 864                                         sleep (1);
 865                                         waitpid (son, &status, WNOHANG);
 866                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
 867                                                 return 0;
 868                                 }
 869
 870                                 kill (son, SIGKILL);
 871                                 return 1;
 872                         }
 873
 874                 ], [
 875                                 AC_MSG_RESULT(yes)
 876                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK)
 877                 ], [
 878                                 with_sigaltstack=no
 879                                 AC_MSG_RESULT(no)
 880                 ])
 881         fi
 882
 883         dnl ********************************
 884         dnl *** Checks for semaphore lib ***
 885         dnl ********************************
 886         # 'Real Time' functions on Solaris
 887         # posix4 on Solaris 2.6
 888         # pthread (first!) on Linux
 889         AC_SEARCH_LIBS(sem_init, pthread rt posix4)
 890
 891         dnl ********************************
 892         dnl *** Checks for timezone stuff **
 893         dnl ********************************
 894         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
 895                 AC_TRY_COMPILE([
 896                         #include <time.h>
 897                         ], [
 898                         struct tm tm;
 899                         tm.tm_gmtoff = 1;
 900                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
 901         if test $ac_cv_struct_tm_gmtoff = yes; then
 902                 AC_DEFINE(HAVE_TM_GMTOFF)
 903         else
 904                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
 905                         AC_TRY_COMPILE([
 906                                 #include <time.h>
 907                         ], [
 908                                 timezone = 1;
 909                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
 910                 if test $ac_cv_var_timezone = yes; then
 911                         AC_DEFINE(HAVE_TIMEZONE)
 912                 else
 913                         AC_ERROR(unable to find a way to determine timezone)
 914                 fi
 915         fi
 916
 917         dnl *********************************
 918         dnl *** Checks for math functions ***
 919         dnl *********************************
 920         LIBS="$LIBS -lm";
 921         AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
 922                 AC_TRY_LINK([#include <math.h>],
 923                 [ finite(0.0); ],
 924                 AC_DEFINE(HAVE_FINITE) AC_MSG_RESULT(yes),
 925                 AC_MSG_RESULT(no)))
 926         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
 927                 AC_TRY_LINK([#include <math.h>],
 928                 [ isfinite(0.0); ],
 929                 AC_DEFINE(HAVE_ISFINITE) AC_MSG_RESULT(yes),
 930                 AC_MSG_RESULT(no)))
 931
 932         dnl ****************************************************************
 933         dnl *** Checks for working poll() (macosx defines it but doesn't ***
 934         dnl *** have it in the library (duh))                            ***
 935         dnl ****************************************************************
 936         AC_CHECK_FUNCS(poll)
 937
 938         dnl *************************
 939         dnl *** Check for signbit ***
 940         dnl *************************
 941         AC_MSG_CHECKING(for signbit)
 942         AC_TRY_LINK([#include <math.h>], [
 943                 int s = signbit(1.0);
 944         ], [
 945                 AC_MSG_RESULT(yes)
 946                 AC_DEFINE(HAVE_SIGNBIT)
 947         ], [
 948                 AC_MSG_RESULT(no)
 949         ])
 950
 951         dnl *********************
 952         dnl *** Check for AIO ***
 953         dnl *********************
 954         AC_MSG_CHECKING([for SIGEV_THREAD definition])
 955         dnl Some systems (FreeBSD at least) may have aio_read
 956         dnl but don't support/define SIGEV_THREAD.
 957         AC_TRY_COMPILE([
 958         #include <sys/signal.h>
 959         ],[
 960         int x = SIGEV_THREAD;
 961         ],[
 962                 ac_cv_c_sigev_thread=yes
 963                 AC_MSG_RESULT(yes)
 964         ],[
 965                 AC_MSG_RESULT(no)
 966         ])
 967
 968         if test "$ac_cv_c_sigev_thread" = "yes" ; then
 969                 AC_CHECK_HEADERS(aio.h sys/aio.h)
 970                 AC_CHECK_LIB(rt, aio_read, [ LIBS="$LIBS -lrt" ],)
 971                 SIGVAL_PTR="undefined"
 972                 if test "$ac_cv_header_aio_h" = "yes" -o "$ac_cv_header_sys_aio_h" = "yes" ; then
 973                         AC_CHECK_MEMBER(union sigval.sigval_ptr,SIGVAL_PTR="sigval_ptr",, [
 974                                         #include <sys/signal.h>
 975                                         ])
 976                         AC_CHECK_MEMBER(union sigval.sival_ptr,SIGVAL_PTR="sival_ptr",, [
 977                                         #include <sys/signal.h>
 978                                         ])
 979                         if test "$SIGVAL_PTR" = "undefined" ; then
 980                                 AC_MSG_ERROR([Unable to detect field name in 'union sigval'])
 981                         fi
 982                 fi
 983                 AC_DEFINE_UNQUOTED(SIGVAL_PTR,$SIGVAL_PTR,[Pointer field name in 'union sigval'])
 984         fi
 985 else
 986         jdk_headers_found=no
 987         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
 988         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
 989
 990         dnl *********************************
 991         dnl *** Check for struct ip_mreqn ***
 992         dnl *********************************
 993         AC_MSG_CHECKING(for struct ip_mreqn)
 994         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
 995                 struct ip_mreqn mreq;
 996                 mreq.imr_address.s_addr = 0;
 997         ], [
 998                 # Yes, we have it...
 999                 AC_MSG_RESULT(yes)
1000                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1001         ], [
1002                 # We'll just have to try and use struct ip_mreq
1003                 AC_MSG_RESULT(no)
1004                 AC_MSG_CHECKING(for struct ip_mreq)
1005                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1006                         struct ip_mreq mreq;
1007                         mreq.imr_interface.s_addr = 0;
1008                 ], [
1009                         # Yes, we have it...
1010                         AC_MSG_RESULT(yes)
1011                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1012                 ], [
1013                         # No multicast support
1014                         AC_MSG_RESULT(no)
1015                 ])
1016         ])
1017 fi
1018
1019 dnl socklen_t check
1020 AC_MSG_CHECKING(for socklen_t)
1021 AC_TRY_COMPILE([
1022 #include <sys/types.h>
1023 #include <sys/socket.h>
1024 ],[
1025   socklen_t foo;
1026 ],[
1027 ac_cv_c_socklen_t=yes
1028         AC_DEFINE(HAVE_SOCKLEN_T)
1029         AC_MSG_RESULT(yes)
1030 ],[
1031         AC_MSG_RESULT(no)
1032 ])
1033
1034 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1035         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1036         AC_TRY_LINK([#include <math.h>],
1037         [ static void *p = &trunc; ],
1038         [
1039                 AC_DEFINE(HAVE_TRUNC)
1040                 AC_MSG_RESULT(yes)
1041                 ac_cv_trunc=yes
1042         ],
1043         AC_MSG_RESULT(no)))
1044
1045 if test "x$ac_cv_truncl" != "xyes"; then
1046    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL) LIBS="$LIBS -lsunmath"])
1047 fi
1048
1049 dnl ****************************
1050 dnl *** Look for /dev/random ***
1051 dnl ****************************
1052
1053 AC_MSG_CHECKING([if usage of random device is requested])
1054 AC_ARG_ENABLE(dev-random,
1055 [  --disable-dev-random    disable the use of the random device],
1056 try_dev_random=$enableval, try_dev_random=yes)
1057 AC_MSG_RESULT($try_dev_random)
1058
1059 case "{$target}" in
1060     *-openbsd*)
1061     NAME_DEV_RANDOM="/dev/srandom"
1062     ;;
1063
1064 dnl Win32 does not have /dev/random, they have their own method...
1065
1066     *-*-mingw*|*-*-cygwin*)
1067     ac_cv_have_dev_random=no
1068     ;;
1069
1070 dnl Everywhere else, it's /dev/random
1071
1072     *)
1073     NAME_DEV_RANDOM="/dev/random"
1074     ;;
1075 esac
1076
1077 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM")
1078
1079 dnl Now check if the device actually exists
1080
1081 if test "x$try_dev_random" = "xyes"; then
1082     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1083     [if test -r "$NAME_DEV_RANDOM" ; then
1084         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1085     if test "x$ac_cv_have_dev_random" = "xyes"; then
1086         AC_DEFINE(HAVE_CRYPT_RNG)
1087     fi
1088 else
1089     AC_MSG_CHECKING(for random device)
1090     ac_cv_have_dev_random=no
1091     AC_MSG_RESULT(has been disabled)
1092 fi
1093
1094 if test "x$platform_win32" = "xyes"; then
1095     AC_DEFINE(HAVE_CRYPT_RNG)
1096 fi
1097
1098 if test "x$ac_cv_have_dev_random" = "xno" \
1099     && test "x$platform_win32" = "xno"; then
1100     AC_MSG_WARN([[
1101 ***
1102 *** A system-provided entropy source was not found on this system.
1103 *** Because of this, the System.Security.Cryptography random number generator
1104 *** will throw a NotImplemented exception.
1105 ***
1106 *** If you are seeing this message, and you know your system DOES have an
1107 *** entropy collection in place, please contact <crichton@gimp.org> and
1108 *** provide information about the system and how to access the random device.
1109 ***
1110 *** Otherwise you can install either egd or prngd and set the environment
1111 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1112 ***]])
1113 fi
1114
1115 AC_MSG_CHECKING([if inter-process shared handles are requested])
1116 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1117 AC_MSG_RESULT($try_shared_handles)
1118 if test "x$try_shared_handles" != "xyes"; then
1119         AC_DEFINE(DISABLE_SHARED_HANDLES)
1120         AC_SUBST(DISABLE_SHARED_HANDLES)
1121 fi
1122
1123 #
1124 # ICU
1125 #
1126 ICU_CFLAGS=""
1127 ICU_LIBS=""
1128 enable_icu=no
1129
1130 probe_icu=true
1131 AC_ARG_WITH(icu, [  --with-icu=yes/no],
1132         if test x$with_icu = xno; then
1133            probe_icu=false;
1134            AC_MSG_RESULT(Will not probe for ICU)
1135         fi
1136 )
1137
1138 if $probe_icu; then
1139         AC_PATH_PROG(ICU_CONFIG, icu-config, no)
1140         if test "x$ICU_CONFIG" = "xno" -o ! -x "$ICU_CONFIG"; then
1141                 AC_MSG_WARN([Only invariant locale available; install ICU for I18N support])
1142                 enable_icu="no, if you want full i18n support download it from: http://oss.software.ibm.com/icu/index.html"
1143         else
1144                 enable_icu="yes. Version: `$ICU_CONFIG --version`"
1145                 AC_DEFINE(HAVE_ICU)
1146                 ICU_CFLAGS=`$ICU_CONFIG --cppflags`
1147                 ICU_LIBS=`$ICU_CONFIG --ldflags`
1148         fi
1149 fi
1150 AC_SUBST(ICU_CFLAGS)
1151 AC_SUBST(ICU_LIBS)
1152
1153 TARGET="unknown"
1154 ACCESS_UNALIGNED="yes"
1155
1156 JIT_SUPPORTED=no
1157 LIBC="libc.so.6"
1158 INTL="libc.so.6"
1159
1160 jit_wanted=false
1161 case "$host" in
1162 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1163 #               TARGET=MIPS;
1164 #               ACCESS_UNALIGNED="no"
1165 #               ;;
1166         i*86-*-*)
1167                 TARGET=X86;
1168                 arch_target=x86;
1169                 JIT_SUPPORTED=yes
1170                 jit_wanted=true
1171                 ;;
1172         x86_64-*-* | amd64-*-*)
1173                 TARGET=AMD64;
1174                 arch_target=amd64;
1175                 JIT_SUPPORTED=no
1176                 ;;
1177         sparc*-*-*)
1178                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
1179                    TARGET=SPARC64
1180                 else
1181                         TARGET=SPARC
1182                 fi
1183                 arch_target=sparc;
1184                 JIT_SUPPORTED=yes
1185                 ACCESS_UNALIGNED="no"
1186                 LIBC="libc.so"
1187                 INTL="libintl.so"
1188                 jit_wanted=true
1189                 ;;
1190        alpha*-*-linux* | alpha*-*-osf*)
1191                 TARGET=ALPHA;
1192                 ACCESS_UNALIGNED="no"
1193                 JIT_SUPPORTED=no
1194                 arch_target=alpha;
1195                ;;
1196 #       ia64-*-linux* | ia64-*-hpux*)
1197 #               TARGET=IA64;
1198 #               arch_target=ia64;
1199 #               JIT_SUPPORTED=no;
1200 #               ACCESS_UNALIGNED="no";
1201 #               case "$host_os" in
1202 #                       linux*) LIBC="libc.so.6.1";;
1203 #                       hpux*)  LIBC="libc.so.1";;
1204 #               esac
1205 #               ;;
1206 #       m68k-*-linux*)
1207 #               TARGET=M68K
1208 #               ;;
1209         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
1210                 TARGET=HPPA;
1211                 arch_target=hppa;
1212                 LIBC="libc.sl"
1213                 ACCESS_UNALIGNED="no"
1214                 ;;
1215         hppa*linux*)
1216                 TARGET=HPPA;
1217                 arch_target=hppa;
1218                 ACCESS_UNALIGNED="no"
1219                 ;;
1220         macppc-*-openbsd* | powerpc-*-linux* | powerpc-*-openbsd* | \
1221         powerpc-*-sysv* | powerpc-*-darwin*)
1222                 TARGET=POWERPC;
1223                 arch_target=ppc;
1224                 JIT_SUPPORTED=yes
1225                 jit_wanted=true
1226                 ;;
1227         arm-*-linux-* | armv4l-*-linux-*)
1228                 TARGET=ARM;
1229                 arch_target=arm;
1230                 ACCESS_UNALIGNED="no"
1231                 ;;
1232         s390-*-linux*)
1233                 TARGET=S390;
1234                 arch_target=s390;
1235                 ACCESS_UNALIGNED="no"
1236                 JIT_SUPPORTED=yes
1237                 ;;
1238 esac
1239
1240 AC_ARG_WITH(jit, [  --with-jit=yes,no       If you want to build scripts that default to the JIT],[
1241         jit_wanted=true
1242 ])
1243
1244 USEJIT=false
1245 if test x$JIT_SUPPORTED = xyes; then
1246    if $jit_wanted; then
1247       USEJIT=true
1248       jit_status="Building and using the JIT"
1249    else
1250       jit_status="Building the JIT, defaulting to the interpreter"
1251    fi
1252 else
1253    jit_status="interpreter"
1254 fi
1255
1256 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
1257
1258 libsuffix=".so"
1259
1260 case "$host" in
1261      powerpc-*-darwin*)
1262         libsuffix=".dylib"
1263         LIBC="libc.dylib"
1264         INTL="libintl.dylib"
1265         ;;
1266      *-*-*netbsd*)
1267         LIBC="libc.so.12"
1268         INTL="libintl.so.0"
1269         ;;
1270     *-*-*freebsd*)
1271         LIBC="libc.so"
1272         INTL="libintl.so"
1273         ;;
1274     *-*-*openbsd*)
1275         LIBC="libc.so"
1276         INTL="libintl.so"
1277         ;;
1278 esac
1279 AC_SUBST(libsuffix)
1280
1281 if test ${TARGET} = ARM; then
1282         dnl ******************************************
1283         dnl *** Check to see what FPU is available ***
1284         dnl ******************************************
1285         AC_MSG_CHECKING(which FPU to use)
1286
1287         AC_TRY_COMPILE([], [
1288                 __asm__ ("ldfd f0, [r0]");
1289                 ], fpu=FPA, [
1290                         AC_TRY_COMPILE([], [
1291                                 __asm__ ("fldd d0, [r0]");
1292                         ], fpu=VFP, fpu=NONE)
1293                 ])
1294
1295         AC_MSG_RESULT($fpu)
1296         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu"
1297         unset fpu
1298 fi
1299
1300 if test ${TARGET} = unknown; then
1301         CPPFLAGS="$CPPFLAGS -DNO_PORT"
1302         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
1303 fi
1304
1305 if test ${ACCESS_UNALIGNED} = no; then
1306         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
1307 fi
1308
1309 PREVIEW=no
1310 AC_ARG_WITH(preview, [ --with-preview=yes,no     If you want to install the 2.0 FX preview],[
1311         if test x$with_preview = xyes; then
1312               PREVIEW=yes
1313         fi
1314 ])
1315
1316 AM_CONDITIONAL(INSTALL_2_0, test x$PREVIEW = xyes)
1317
1318 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
1319 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
1320 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
1321 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
1322 AM_CONDITIONAL(X86, test x$TARGET = xX86)
1323 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
1324 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
1325 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
1326 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
1327 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
1328 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
1329 AM_CONDITIONAL(S390, test x$TARGET = xS390)
1330 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
1331
1332 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
1333
1334 AC_SUBST(LIBC)
1335 AC_SUBST(INTL)
1336
1337 AC_SUBST(arch_target)
1338 AC_SUBST(CFLAGS)
1339 AC_SUBST(CPPFLAGS)
1340 AC_SUBST(LDFLAGS)
1341
1342 AC_OUTPUT([
1343 Makefile
1344 mint.pc
1345 mono.pc
1346 mono/Makefile
1347 mono/utils/Makefile
1348 mono/metadata/Makefile
1349 mono/dis/Makefile
1350 mono/cil/Makefile
1351 mono/arch/Makefile
1352 mono/os/Makefile
1353 mono/os/win32/Makefile
1354 mono/os/unix/Makefile
1355 mono/arch/x86/Makefile
1356 mono/arch/amd64/Makefile
1357 mono/arch/hppa/Makefile
1358 mono/arch/ppc/Makefile
1359 mono/arch/sparc/Makefile
1360 mono/arch/s390/Makefile
1361 mono/arch/arm/Makefile
1362 mono/arch/alpha/Makefile
1363 mono/interpreter/Makefile
1364 mono/tests/Makefile
1365 mono/tests/tests-config
1366 mono/benchmark/Makefile
1367 mono/monoburg/Makefile
1368 mono/monograph/Makefile
1369 mono/io-layer/Makefile
1370 mono/handles/Makefile
1371 mono/mini/Makefile
1372 mono/profiler/Makefile
1373 ikvm-jni/Makefile
1374 runtime/Makefile
1375 runtime/net_1_1/Makefile
1376 runtime/net_2_0/Makefile
1377 scripts/Makefile
1378 man/Makefile
1379 web/Makefile
1380 docs/Makefile
1381 data/Makefile
1382 samples/Makefile
1383 support/Makefile
1384 data/config
1385 mono.spec
1386 tools/Makefile
1387 tools/locale-builder/Makefile
1388 ])
1389
1390 echo "
1391
1392         GC:          $gc
1393         ICU:         $enable_icu
1394         TLS:         $with_tls
1395         SIGALTSTACK: $with_sigaltstack
1396         Engine:      $jit_status
1397         2.0 Alpha:   $PREVIEW
1398         JNI support: $jdk_headers_found
1399
1400 "