configure.in

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