1 dnl # Process this with autoconf to create configure
3 # Still use "libjava" here to placate dejagnu.
4 AC_INIT([libjava], [version-unused],, [libjava])
6 AC_CONFIG_SRCDIR(java/lang/System.java)
10 # We use these options to decide which functions to include.
11 AC_ARG_WITH(target-subdir,
12 AS_HELP_STRING([--with-target-subdir=SUBDIR],
13 [configure in a subdirectory]))
15 # We may get other options which we don't document:
16 # --with-target-subdir, --with-multisrctop, --with-multisubdir
18 # When building with srcdir == objdir, links to the source files will
19 # be created in directories within the target_subdir. We have to
20 # adjust toplevel_srcdir accordingly, so that configure finds
21 # install-sh and other auxiliary files that live in the top-level
23 if test "${srcdir}" = "."; then
24 if test -z "${with_target_subdir}"; then
27 if test "${with_target_subdir}" != "."; then
28 toprel="${with_multisrctop}../.."
30 toprel="${with_multisrctop}.."
37 libgcj_basedir=$srcdir/$toprel/./libjava
38 AC_SUBST(libgcj_basedir)
41 _GCC_TOPLEV_NONCANONICAL_BUILD
42 _GCC_TOPLEV_NONCANONICAL_TARGET
44 AC_SUBST(target_noncanonical)
46 # This works around the fact that libtool configuration may change LD
47 # for this particular configuration, but some shells, instead of
48 # keeping the changes in LD private, export them just because LD is
50 ORIGINAL_LD_FOR_MULTILIBS=$LD
54 # This works around an automake problem.
55 mkinstalldirs="`cd $ac_aux_dir && ${PWDCMD-pwd}`/mkinstalldirs"
56 AC_SUBST(mkinstalldirs)
58 AC_ARG_WITH(cross-host,
59 AS_HELP_STRING([--with-cross-host=HOST],
60 [configure with a cross compiler from HOST]))
63 AS_HELP_STRING([--with-newlib],
64 [configure with newlib]))
66 AC_ARG_ENABLE(version-specific-runtime-libs,
67 AS_HELP_STRING([--enable-version-specific-runtime-libs],
68 [specify that runtime libraries should be installed in a compiler-specific directory]),
70 yes) version_specific_libs=yes ;;
71 no) version_specific_libs=no ;;
72 *) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
74 [version_specific_libs=no]
77 # Default to --enable-multilib
78 AC_ARG_ENABLE(multilib,
79 AS_HELP_STRING([--enable-multilib],
80 [build many library versions (default)]),
81 [case "${enableval}" in
84 *) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
85 esac], [multilib=yes])dnl
87 # It may not be safe to run linking tests in AC_PROG_CC/AC_PROG_CXX.
90 # (1) We use an abnormal CXX (without library references), so we
91 # must cache it under a different name.
92 # (2) CC, CFLAGS, CXX, CXXFLAGS, LDFLAGS must not be 'precious', or
93 # the non-multilib-adjusted value will be used in multilibs.
94 # (3) As a side effect, we must SUBST CXXFLAGS, CFLAGS, and LDFLAGS ourselves.
95 # (4) As another side effect, automake doesn't automatically include them
97 # (5) For libstdc++-v3, -fno-builtin must be present here so that a
98 # non-conflicting form of std::exit can be guessed by AC_PROG_CXX, and
99 # used in later tests. This may not be necessary in libjava; I don't know.
100 m4_define([ac_cv_prog_CXX],[glibcxx_cv_prog_CXX])
101 m4_rename([_AC_ARG_VAR_PRECIOUS],[glibcxx_PRECIOUS])
102 m4_define([_AC_ARG_VAR_PRECIOUS],[])
103 save_CXXFLAGS="$CXXFLAGS"
104 CXXFLAGS="$CXXFLAGS -fno-builtin"
107 CXXFLAGS="$save_CXXFLAGS"
108 m4_rename([glibcxx_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
113 AM_INIT_AUTOMAKE([1.9.0])
115 AC_CHECK_TOOL(AS, as)
116 AC_CHECK_TOOL(AR, ar)
117 AC_CHECK_TOOL(RANLIB, ranlib, :)
125 # configure.host sets the following important variables
126 # libgcj_cflags - host specific C compiler flags
127 # libgcj_cxxflags - host specific C++ compiler flags
128 # libgcj_javaflags - host specific Java compiler flags
134 . ${srcdir}/configure.host
136 LIBGCJ_CFLAGS="${libgcj_cflags}"
137 LIBGCJ_CXXFLAGS="${libgcj_cxxflags}"
138 LIBGCJ_JAVAFLAGS="${libgcj_javaflags}"
139 LIBGCJ_LD_SYMBOLIC="${libgcj_ld_symbolic}"
140 AC_SUBST(LIBGCJ_CFLAGS)
141 AC_SUBST(LIBGCJ_CXXFLAGS)
142 AC_SUBST(LIBGCJ_JAVAFLAGS)
143 AC_SUBST(LIBGCJ_LD_SYMBOLIC)
145 AC_CONFIG_HEADERS([include/config.h gcj/libgcj-config.h])
148 # See if the user has requested runtime debugging.
149 LIBGCJDEBUG="disable"
150 AC_SUBST(LIBGCJDEBUG)
151 AC_ARG_ENABLE(libgcj-debug,
152 AS_HELP_STRING([--enable-libgcj-debug],
153 [enable runtime debugging code]),
154 [if test "$enable_libgcj_debug" = yes; then
155 AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.])
159 # Determine which AWT peer libraries to build
160 AC_ARG_ENABLE(java-awt,
161 AS_HELP_STRING([--enable-java-awt],
162 [list of AWT peer implementations to be built]))
164 peerlibs="`echo ${enable_java_awt} | tr ',' ' '`"
167 # The default toolkit to use is the first one specified.
171 for peer in $peerlibs ; do
174 if test "$no_x" = yes; then
175 echo "*** xlib peers requested but no X library available" 1>&2
178 # This code has bit-rotted a bit.
179 echo "*** xlib peers can't currently be compiled -- disabling" 1>&2
181 # if test -z "$TOOLKIT"; then
182 # TOOLKIT=gnu.awt.xlib.XToolkit
187 if test "$no_x" = yes; then
188 echo "*** xlib peers requested but no X library available" 1>&2
192 if test -z "$TOOLKIT"; then
193 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
203 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
208 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
209 AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes)
212 if test -z "${with_multisubdir}"; then
215 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
220 # Which gcj do we use?
222 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
223 if test -n "${with_cross_host}"; then
224 # We are being configured with a cross compiler. We can't
225 # use ac_exeext, because that is for the target platform.
228 case "${with_cross_host}" in
230 cross_host_exeext=.exe
233 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
234 if test x"$build_noncanonical" = x"$with_cross_host"; then
235 # Ordinary cross (host!=target and host=build)
238 # Canadian cross (host!=target and host!=build)
245 # We are being configured with a native or crossed-native compiler
246 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
247 if test x"$build" = x"$host"; then
248 # True native build (host=target and host=build)
251 # Crossed-native build (host=target and host!=build)
258 case "${which_gcj}" in
260 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
261 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
262 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/fastjar/fastjar'
265 if test "x${with_newlib}" = "xyes"; then
266 # FIXME (comment): Why is this needed?
268 GCJ="${target_noncanonical}-gcj"
270 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
272 ZIP='$(target_noncanonical)-fastjar'
273 GCJH='$(target_noncanonical)-gcjh'
276 GCJ="gcj -B`${PWDCMD-pwd}`/"
277 ## In this case, gcj is found outside the build tree. However, zip is
278 ## found in the build tree.
279 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../$(COMPPATH)/fastjar/fastjar'
287 # Create it, so that compile/link tests don't fail
288 test -f libgcj.spec || touch libgcj.spec
292 # Set up to configure Classpath.
293 # FIXME: no supported way to pass args in autoconf.
294 ac_configure_args="$ac_configure_args --disable-load-library"
295 ac_configure_args="$ac_configure_args --${LIBGCJDEBUG}-debug"
296 ac_configure_args="$ac_configure_args --enable-default-toolkit=$TOOLKIT"
297 dir1=`cd $srcdir && pwd`
299 ac_configure_args="$ac_configure_args --with-vm-classes=$dir1:$dir2"
300 ac_configure_args="$ac_configure_args --disable-core-jni"
302 ac_configure_args="$ac_configure_args --disable-examples"
303 ac_configure_args="$ac_configure_args --with-glibj=build"
304 if test "$use_gtk_awt" != yes; then
305 ac_configure_args="$ac_configure_args --disable-gtk-peer"
308 dnl --with-javah=$GCJH
310 dnl gtk-cairo -- just export here...
311 dnl --enable-regen-headers?
313 # Only use libltdl for non-newlib builds.
314 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
315 AC_LIBLTDL_CONVENIENCE
318 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
319 # Sigh. Libtool's macro doesn't do the right thing.
320 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
321 # FIXME: this is a hack.
322 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
323 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
332 AC_CONFIG_SUBDIRS(classpath libltdl)
334 # The -no-testsuite modules omit the test subdir.
335 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
337 # Should the runtime set system properties by examining the
338 # environment variable GCJ_PROPERTIES?
339 AC_ARG_ENABLE(getenv-properties,
340 AS_HELP_STRING([--disable-getenv-properties],
341 [don't set system properties from GCJ_PROPERTIES]))
343 # Whether GCJ_PROPERTIES is used depends on the target.
344 if test -z "$enable_getenv_properties"; then
345 enable_getenv_properties=${enable_getenv_properties_default-yes}
347 if test "$enable_getenv_properties" = no; then
348 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
349 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
352 # Whether we should use arguments to main()
353 if test -z "$enable_main_args"; then
354 enable_main_args=${enable_main_args_default-yes}
356 if test "$enable_main_args" = no; then
357 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
361 # Should we use hashtable-based synchronization?
362 # Currently works only for Linux X86/ia64
363 # Typically faster and more space-efficient
364 AC_ARG_ENABLE(hash-synchronization,
365 AS_HELP_STRING([--enable-hash-synchronization],
366 [use global hash table for monitor locks]))
368 if test -z "$enable_hash_synchronization"; then
369 enable_hash_synchronization=$enable_hash_synchronization_default
372 AC_ARG_WITH(java-home,
373 AS_HELP_STRING([--with-java-home=DIRECTORY],
374 [value of java.home system property]),
375 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
376 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
379 # What is the native OS API for MinGW?
380 AC_ARG_WITH(win32-nlsapi,
381 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
382 [native MinGW libgcj Win32 OS API (default is ansi)]),
383 [case "${withval}" in
384 ansi) with_win32_nlsapi=ansi ;;
385 unicows) with_win32_nlsapi=unicows ;;
386 unicode) with_win32_nlsapi=unicode ;;
387 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
388 esac],[with_win32_nlsapi=ansi])
390 case "${with_win32_nlsapi}" in
392 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
393 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
397 # configure.host sets slow_pthread_self if the synchronization code should
398 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
399 if test "${slow_pthread_self}" = "yes"; then
400 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
401 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
404 # Check for gc debugging. This option is handled both here and in the GC.
405 AC_ARG_ENABLE(gc-debug,
406 AS_HELP_STRING([--enable-gc-debug],
407 [include full support for pointer backtracing etc.]),
408 [ if test "$enable_gc_debug" = "yes"; then
409 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
410 [Define if we want to use debug calls into the garbage collector.])
413 # See if the user has the interpreter included.
414 AC_ARG_ENABLE(interpreter,
415 AS_HELP_STRING([--enable-interpreter],
416 [enable interpreter]),
417 [if test "$enable_interpreter" = yes; then
418 # This can also be set in configure.host.
419 libgcj_interpreter=yes
420 elif test "$enable_interpreter" = no; then
421 libgcj_interpreter=no
424 if test "$libgcj_interpreter" = yes; then
425 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
427 INTERPRETER="$libgcj_interpreter"
428 AC_SUBST(INTERPRETER)
430 AC_MSG_CHECKING([for exception model to use])
432 AC_ARG_ENABLE(sjlj-exceptions,
433 AS_HELP_STRING([--enable-sjlj-exceptions],
434 [force use of builtin_setjmp for exceptions]),
436 [dnl Botheration. Now we've got to detect the exception model.
437 dnl Link tests against libgcc.a are problematic since -- at least
438 dnl as of this writing -- we've not been given proper -L bits for
439 dnl single-tree newlib and libgloss.
441 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
442 dnl conftest files before we got a change to grep them first.
443 cat > conftest.$ac_ext << EOF
444 [#]line __oline__ "configure"
453 old_CXXFLAGS="$CXXFLAGS"
455 if AC_TRY_EVAL(ac_compile); then
456 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
457 enable_sjlj_exceptions=yes
458 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
459 enable_sjlj_exceptions=no
462 CXXFLAGS="$old_CXXFLAGS"
464 if test x$enable_sjlj_exceptions = xyes; then
465 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
466 [Define if the compiler is configured for setjmp/longjmp exceptions.])
467 ac_exception_model_name=sjlj
468 elif test x$enable_sjlj_exceptions = xno; then
469 ac_exception_model_name="call frame"
471 AC_MSG_ERROR([unable to detect exception model])
474 AC_MSG_RESULT($ac_exception_model_name)
476 # If we are non using SJLJ exceptions, and this host does not have support
477 # for unwinding from a signal handler, enable checked dereferences and divides.
478 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
479 CHECKREFSPEC=-fcheck-references
480 DIVIDESPEC=-fuse-divide-subroutine
484 # See if the user wants to disable java.net. This is the mildly
485 # ugly way that we admit that target-side configuration sucks.
486 AC_ARG_ENABLE(java-net,
487 AS_HELP_STRING([--disable-java-net],
490 # Whether java.net is built by default can depend on the target.
491 if test -z "$enable_java_net"; then
492 enable_java_net=${enable_java_net_default-yes}
494 if test "$enable_java_net" = no; then
495 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
498 # See if the user wants to configure without libffi. Some
499 # architectures don't support it, and default values are set in
502 AS_HELP_STRING([--without-libffi],
505 [with_libffi=${with_libffi_default-yes}])
509 if test "$with_libffi" != no; then
510 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
511 LIBFFI=../libffi/libffi_convenience.la
512 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
517 # See if the user wants to disable JVMPI support.
519 AS_HELP_STRING([--disable-jvmpi],
520 [disable JVMPI support]))
522 if test "$enable_jvmpi" != no; then
523 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
526 # If the target is an eCos system, use the appropriate eCos
528 # FIXME: this should not be a local option but a global target
529 # system; at present there is no eCos target.
530 TARGET_ECOS=${PROCESS-"no"}
532 [ --with-ecos enable runtime eCos target support],
533 TARGET_ECOS="$with_ecos"
538 PLATFORM_INNER_NAT_HDRS=
539 case "$TARGET_ECOS" in
545 CHECK_FOR_BROKEN_MINGW_LD
551 PLATFORM_INNER_NAT_HDRS='java/lang/ConcreteProcess$$ProcessManager.h'
558 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
562 AC_SUBST(PLATFORM_INNER_NAT_HDRS)
563 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
565 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
566 [Define if you have int32_t and uint32_t.]))
567 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
568 [Define if you have int32_t and uint32_t.]))
569 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
570 [Define if you have u_int32_t]))
571 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
572 [Define if you have u_int32_t]))
574 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
575 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix || test "$PLATFORM" = Ecos)
578 *-darwin*) DARWIN_CRT=true ;;
579 *) DARWIN_CRT=false ;;
581 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
583 # These may not be defined in a non-ANS conformant embedded system.
584 # FIXME: Should these case a runtime exception in that case?
585 AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
586 [Define is you have 'mktime' in <time.h>]))
587 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
588 [Define is you have 'localtime' in <time.h>]))
590 # Create the subdirectory for natFile.cc, or the attempt
591 # to create the link will fail.
592 test -d java || mkdir java
593 test -d java/io || mkdir java/io
594 test -d gnu || mkdir gnu
595 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
597 # Likewise for ConcreteProcess.java and natConcreteProcess.cc.
598 test -d java/lang || mkdir java/lang
599 AC_CONFIG_LINKS(java/lang/ConcreteProcess.java:java/lang/${PLATFORM}Process.java)
600 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
602 # Likewise for natInetAddress.cc and natVMNetworkInterface.cc.
603 test -d java/net || mkdir java/net
604 AC_CONFIG_LINKS(java/net/natInetAddress.cc:java/net/natInetAddress${PLATFORMNET}.cc)
605 AC_CONFIG_LINKS(java/net/natVMNetworkInterface.cc:java/net/natVMNetworkInterface${PLATFORMNET}.cc)
607 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
608 test -d gnu/java || mkdir gnu/java
609 test -d gnu/java/net || mkdir gnu/java/net
610 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
611 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
613 # Likewise for natPipeImpl.cc and natSelectorImpl.cc.
614 test -d gnu/java/nio || mkdir gnu/java/nio
615 AC_CONFIG_LINKS(gnu/java/nio/natPipeImpl.cc:gnu/java/nio/natPipeImpl${PLATFORM}.cc)
616 AC_CONFIG_LINKS(gnu/java/nio/natSelectorImpl.cc:gnu/java/nio/natSelectorImpl${PLATFORM}.cc)
617 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
618 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
622 SYSTEMSPEC="-lgdi32 -lws2_32"
623 if test "${with_win32_nlsapi}" = "unicows"; then
624 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
633 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
634 AC_SUBST(LIBGCJTESTSPEC)
636 AC_ARG_WITH(system-zlib,
637 AS_HELP_STRING([--with-system-zlib],
638 [use installed libz]))
642 AC_SUBST(ZLIBTESTSPEC)
646 # determine whether to enable the cairo GTK Graphics2D backend
647 AC_ARG_ENABLE(gtk-cairo,
648 AS_HELP_STRING([--enable-gtk-cairo],
649 [build the cairo Graphics2D implementation on GTK]))
650 AM_CONDITIONAL(GTK_CAIRO, test "x${enable_gtk_cairo}" = xyes)
651 if test "x${enable_gtk_cairo}" = xyes
653 PKG_CHECK_MODULES(CAIRO, cairo)
654 PKG_CHECK_MODULES(PANGOFT2, pangoft2)
657 AC_SUBST(CAIRO_CFLAGS)
658 AC_SUBST(PANGOFT2_LIBS)
659 AC_SUBST(PANGOFT2_CFLAGS)
661 # FIXME: this should be _libs on some hosts.
664 # Allow the GC to be disabled. Can be useful when debugging.
665 AC_MSG_CHECKING([for garbage collector to use])
666 AC_ARG_ENABLE(java-gc,
667 AS_HELP_STRING([--enable-java-gc=TYPE],
668 [choose garbage collector (default is boehm)]),
680 GCLIBS=../boehm-gc/libgcjgc_convenience.la
681 JC1GCSPEC='-fuse-boehm-gc'
682 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
683 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
686 # The POSIX thread support needs to know this.
687 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
694 AC_MSG_ERROR([unrecognized collector "$GC"])
703 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
704 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
705 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
708 AC_MSG_CHECKING([for thread model used by GCC])
709 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
710 AC_MSG_RESULT([$THREADS])
716 posix | posix95 | pthreads)
720 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
726 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
727 AC_MSG_ERROR(thread package $THREADS not yet supported)
730 AC_MSG_ERROR($THREADS is an unknown thread package)
745 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
747 *-*-freebsd[[1234]]*)
748 # Before FreeBSD 5, it didn't have -lpthread (or any library which
749 # merely adds pthread_* functions) but it does have a -pthread switch
750 # which is required at link-time to select -lc_r *instead* of -lc.
751 THREADLDFLAGS=-pthread
752 # Don't set THREADSPEC here as might be expected since -pthread is
753 # not processed when found within a spec file, it must come from
754 # the command line. For now, the user must provide the -pthread
755 # switch to link code compiled with gcj. In future, consider adding
756 # support for weak references to pthread_* functions ala gthr.h API.
757 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
760 # FreeBSD 5 implements a model much closer to other modern UNIX
761 # which support threads. However, it still does not support
763 THREADLDFLAGS=-pthread
767 THREADCXXFLAGS=-pthread
768 # boehm-gc needs some functions from librt, so link that too.
769 THREADLIBS='-lpthread -lrt'
770 THREADSPEC='-lpthread -lrt'
777 THREADH=posix-threads.h
778 # MIT pthreads doesn't seem to have the mutexattr functions.
779 # But for now we don't check for it. We just assume you aren't
780 # using MIT pthreads.
781 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
783 # If we're using the Boehm GC, then we happen to know that it
784 # defines _REENTRANT, so we don't bother. Eww.
785 if test "$GC" != boehm; then
786 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
788 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
792 THREADH=win32-threads.h
799 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
804 AC_SUBST(THREADLDFLAGS)
805 AC_SUBST(THREADCXXFLAGS)
806 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
807 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
808 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
810 if test -d sysdep; then true; else mkdir sysdep; fi
811 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
812 AC_CONFIG_LINKS(sysdep/backtrace.h:$fallback_backtrace_h)
813 AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
816 # Hash synchronization is only useful with posix threads right now.
817 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
818 HASH_SYNC_SPEC=-fhash-synchronization
819 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
821 AC_SUBST(HASH_SYNC_SPEC)
823 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
825 # We're in the tree with gcc, and need to include some of its headers.
826 GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
828 if test "x${with_newlib}" = "xyes"; then
829 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
830 # may not work correctly, because the compiler may not be able to
833 # We assume newlib. This lets us hard-code the functions we know
835 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
836 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
837 AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.])
838 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
839 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
840 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
841 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
842 # This is only for POSIX threads.
843 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
844 # We also assume we are using gcc, which provides alloca.
845 AC_DEFINE(HAVE_ALLOCA)
847 # Assume we do not have getuid and friends.
848 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
851 AC_CHECK_FUNCS([strerror ioctl select fstat open fsync sleep opendir \
852 gmtime_r localtime_r readdir_r getpwuid_r getcwd \
853 access stat mkdir rename rmdir unlink realpath utime chmod \
854 nl_langinfo setlocale \
855 inet_pton uname inet_ntoa \
856 fork execvp pipe sigaction ftruncate])
857 AC_CHECK_FUNCS(inet_aton inet_addr, break)
858 AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
859 AC_CHECK_FUNC(backtrace, [
862 # Has broken backtrace()
865 # Has broken backtrace(), but we supply our own.
866 if test -d sysdep; then true; else mkdir -p sysdep; fi
868 AC_DEFINE(HAVE_BACKTRACE, 1,
869 [Define if your platform has a working backtrace() function.])
872 AC_DEFINE(HAVE_BACKTRACE, 1,
873 [Define if your platform has a working backtrace() function.])
879 # Has backtrace() defined in libgcj itself
880 AC_DEFINE(HAVE_BACKTRACE, 1,
881 [Define if your platform has a working backtrace() function.])
886 AC_CHECK_LIB(dl, dladdr, [
887 if test "x${disable_dladdr}" = "xyes"; then
891 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])
894 if test x"$build" = x"$host"; then
895 AC_CHECK_FILES(/proc/self/exe, [
896 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
900 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
909 AC_CHECK_FUNCS(gethostbyname_r, [
910 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
911 [Define if you have the 'gethostbyname_r' function.])
912 # There are two different kinds of gethostbyname_r.
913 # We look for the one that returns `int'.
914 # Hopefully this check is robust enough.
915 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
916 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
919 *" -D_REENTRANT "*) ;;
921 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
922 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
923 [libjava_cv_gethostbyname_r_needs_reentrant],
925 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
926 [[gethostbyname_r("", 0, 0);]])],
927 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
928 CPPFLAGS_SAVE="$CPPFLAGS"
929 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
930 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
931 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
932 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
933 CPPFLAGS="$CPPFLAGS_SAVE"
937 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
938 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
943 AC_CACHE_CHECK([for struct hostent_data],
944 [libjava_cv_struct_hostent_data], [dnl
945 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
946 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
947 # define _REENTRANT 1
949 #include <netdb.h>]], [[struct hostent_data data;]])],
950 [libjava_cv_struct_hostent_data=yes],
951 [libjava_cv_struct_hostent_data=no])])
952 if test "x$libjava_cv_struct_hostent_data" = xyes; then
953 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
954 [Define if struct hostent_data is defined in netdb.h])
958 # FIXME: libjava source code expects to find a prototype for
959 # gethostbyaddr_r in netdb.h. The outer check ensures that
960 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
961 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
962 # linkage check is enough, yet C++ code requires proper prototypes.)
963 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
964 AC_CHECK_FUNCS(gethostbyaddr_r, [
965 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
966 [Define if you have the 'gethostbyaddr_r' function.])
967 # There are two different kinds of gethostbyaddr_r.
968 # We look for the one that returns `int'.
969 # Hopefully this check is robust enough.
970 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
971 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
972 [Define if gethostbyaddr_r returns 'int'.])])])])
974 AC_CHECK_FUNCS(gethostname, [
975 AC_DEFINE(HAVE_GETHOSTNAME, 1,
976 [Define if you have the 'gethostname' function.])
977 AC_EGREP_HEADER(gethostname, unistd.h, [
978 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
979 [Define if gethostname is declared in <unistd.h>.])])])
981 AC_CHECK_FUNCS(usleep, [
982 AC_EGREP_HEADER(usleep, unistd.h, [
983 AC_DEFINE(HAVE_USLEEP_DECL, 1,
984 [Define if usleep is declared in <unistd.h>.])])])
986 # Look for these functions in the thread library, but only bother
987 # if using POSIX threads.
988 if test "$THREADS" = posix; then
990 LIBS="$LIBS $THREADLIBS"
991 # Some POSIX thread systems don't have pthread_mutexattr_settype.
993 AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
995 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
996 # Solaris 7 the name librt is preferred.
997 AC_CHECK_FUNCS(sched_yield, , [
998 AC_CHECK_LIB(rt, sched_yield, [
999 AC_DEFINE(HAVE_SCHED_YIELD)
1000 THREADLIBS="$THREADLIBS -lrt"
1001 THREADSPEC="$THREADSPEC -lrt"], [
1002 AC_CHECK_LIB(posix4, sched_yield, [
1003 AC_DEFINE(HAVE_SCHED_YIELD)
1004 THREADLIBS="$THREADLIBS -lposix4"
1005 THREADSPEC="$THREADSPEC -lposix4"])])])
1008 # We can save a little space at runtime if the mutex has m_count
1009 # or __m_count. This is a nice hack for Linux.
1010 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1011 extern pthread_mutex_t *mutex; int q = mutex->m_count;
1012 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
1013 [Define if pthread_mutex_t has m_count member.]), [
1014 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1015 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
1016 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
1017 [Define if pthread_mutex_t has __m_count member.]))])
1020 # We require a way to get the time.
1022 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
1023 if test "$time_found" = no; then
1024 AC_MSG_ERROR([no function found to get the time])
1027 AC_CHECK_FUNCS(memmove)
1029 # We require memcpy.
1031 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
1032 if test "$memcpy_found" = no; then
1033 AC_MSG_ERROR([memcpy is required])
1036 AC_CHECK_LIB(dl, dlopen, [
1037 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])
1039 # Some library-finding code we stole from Tcl.
1040 #--------------------------------------------------------------------
1041 # Check for the existence of the -lsocket and -lnsl libraries.
1042 # The order here is important, so that they end up in the right
1043 # order in the command line generated by make. Here are some
1044 # special considerations:
1045 # 1. Use "connect" and "accept" to check for -lsocket, and
1046 # "gethostbyname" to check for -lnsl.
1047 # 2. Use each function name only once: can't redo a check because
1048 # autoconf caches the results of the last check and won't redo it.
1049 # 3. Use -lnsl and -lsocket only if they supply procedures that
1050 # aren't already present in the normal libraries. This is because
1051 # IRIX 5.2 has libraries, but they aren't needed and they're
1052 # bogus: they goof up name resolution if used.
1053 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
1054 # To get around this problem, check for both libraries together
1055 # if -lsocket doesn't work by itself.
1056 #--------------------------------------------------------------------
1058 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
1059 [gcj_cv_lib_sockets=
1061 unset ac_cv_func_connect
1062 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
1063 if test "$gcj_checkSocket" = 1; then
1064 unset ac_cv_func_connect
1065 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
1068 if test "$gcj_checkBoth" = 1; then
1070 LIBS="$LIBS -lsocket -lnsl"
1071 unset ac_cv_func_accept
1072 AC_CHECK_FUNC(accept,
1074 gcj_cv_lib_sockets="-lsocket -lnsl"])
1075 unset ac_cv_func_accept
1078 unset ac_cv_func_gethostbyname
1080 LIBS="$LIBS $gcj_cv_lib_sockets"
1081 AC_CHECK_FUNC(gethostbyname, ,
1082 [AC_CHECK_LIB(nsl, main,
1083 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
1084 unset ac_cv_func_gethostbyname
1087 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
1089 if test "$with_system_zlib" = yes; then
1090 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
1093 # Test for Gtk stuff, if asked for.
1094 if test "$use_gtk_awt" = yes; then
1095 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
1096 AC_SUBST(GTK_CFLAGS)
1099 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1100 AC_SUBST(GLIB_CFLAGS)
1103 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1104 AC_SUBST(LIBART_CFLAGS)
1105 AC_SUBST(LIBART_LIBS)
1107 # We require the XTest Extension to support java.awt.Robot.
1108 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1109 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1113 # On Solaris, and maybe other architectures, the Boehm collector
1115 if test "$GC" = boehm; then
1116 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1119 AM_CONDITIONAL(SUPPLY_BACKTRACE, test "$supply_backtrace" = yes)
1121 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1123 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1124 *) CLASSPATH_SEPARATOR=':' ;;
1126 AC_SUBST(CLASSPATH_SEPARATOR)
1128 # We must search the source tree for java.lang, since we still don't
1129 # have libgcj.jar nor java/lang/*.class
1130 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1131 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1133 # Since some classes depend on this one, we need its source available
1134 # before we can do any GCJ compilation test :-(
1135 if test ! -f gnu/classpath/Configuration.java; then
1136 test -d gnu || mkdir gnu
1137 test -d gnu/classpath || mkdir gnu/classpath
1138 sed -e "s,@LIBGCJDEBUG@,$LIBGCJDEBUG," \
1139 -e "s,@TOOLKIT@,$TOOLKIT," \
1140 < $srcdir/gnu/classpath/Configuration.java.in \
1141 > gnu/classpath/Configuration.java
1142 # We do not want to redirect the output of the grep below to /dev/null,
1143 # but we add /dev/null to the input list so that grep will print the
1144 # filename of Configuration.java in case it finds any matches.
1145 if grep @ gnu/classpath/Configuration.java /dev/null; then
1146 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1153 rm -f gnu/classpath/Configuration.java
1155 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1157 AC_CHECK_SIZEOF(void *)
1165 if test -z "$ZLIBSPEC"; then
1166 # Use zlib from the GCC tree.
1167 ZINCS='-I$(top_srcdir)/../zlib'
1168 ZLIBS=../zlib/libzgcj_convenience.la
1171 SYS_ZLIBS="$ZLIBSPEC"
1176 AC_SUBST(DIVIDESPEC)
1177 AC_SUBST(CHECKREFSPEC)
1178 AC_SUBST(EXCEPTIONSPEC)
1179 AC_SUBST(BACKTRACESPEC)
1182 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1183 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1184 AC_SUBST(GCC_UNWIND_INCLUDE)
1186 # Process the option "--enable-version-specific-runtime-libs"
1187 # Calculate toolexeclibdir
1188 case ${version_specific_libs} in
1190 # Need the gcc compiler version to know where to install libraries
1191 # and header files if --enable-version-specific-runtime-libs option
1193 includedir='$(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include/'
1194 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1195 toolexecmainlibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
1196 toolexeclibdir=$toolexecmainlibdir
1199 if test -n "$with_cross_host" &&
1200 test x"$with_cross_host" != x"no"; then
1201 # Install a library built with a cross compiler in tooldir, not libdir.
1202 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1203 toolexecmainlibdir='$(toolexecdir)/lib'
1205 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1206 toolexecmainlibdir='$(libdir)'
1208 multi_os_directory=`$CC -print-multi-os-directory`
1209 case $multi_os_directory in
1210 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1211 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1215 AC_SUBST(toolexecdir)
1216 AC_SUBST(toolexecmainlibdir)
1217 AC_SUBST(toolexeclibdir)
1219 # Determine gcj version number.
1220 gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
1221 GCJVERSION=$gcjversion
1222 AC_SUBST(GCJVERSION)
1223 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1225 AC_DEFINE(JV_VERSION, "1.4.2", [Compatibility version string])
1226 AC_DEFINE(JV_API_VERSION, "1.4", [API compatibility version string])
1228 TL_AC_GXX_INCLUDE_DIR
1230 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1231 # On that system, sys/ioctl.h will not include sys/filio.h unless
1232 # BSD_COMP is defined; just including sys/filio.h is simpler.
1233 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1234 # for now. If you change this, you also must update natFile.cc.
1235 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1236 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1237 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1238 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1240 AC_CHECK_HEADERS(inttypes.h, [
1241 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1242 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1246 AC_CHECK_TYPE([ssize_t], [int])
1248 AC_MSG_CHECKING([for in_addr_t])
1249 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1254 #if HAVE_NETINET_IN_H
1255 #include <netinet/in.h>
1256 #endif]], [[in_addr_t foo;]])],
1257 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1258 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1259 AC_MSG_RESULT(yes)],
1260 [AC_MSG_RESULT(no)])
1262 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1263 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1264 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1265 [Define if struct ip_mreq is defined in netinet/in.h.])
1266 AC_MSG_RESULT(yes)],
1267 [AC_MSG_RESULT(no)])
1269 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1270 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1271 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1272 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1273 AC_MSG_RESULT(yes)],
1274 [AC_MSG_RESULT(no)])
1276 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1277 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1278 [AC_DEFINE(HAVE_INET6, 1,
1279 [Define if inet6 structures are defined in netinet/in.h.])
1280 AC_MSG_RESULT(yes)],
1281 [AC_MSG_RESULT(no)])
1283 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1284 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1285 #include <sys/types.h>
1286 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1287 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1288 AC_MSG_RESULT(yes)],
1289 [AC_MSG_RESULT(no)])
1291 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1292 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1293 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1294 AC_MSG_RESULT(yes)],
1296 AC_MSG_CHECKING([for global timezone variable])
1297 dnl FIXME: we don't want a link check here because that won't work
1298 dnl when cross-compiling. So instead we make an assumption that
1299 dnl the header file will mention timezone if it exists.
1300 dnl Don't find the win32 function timezone
1301 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1302 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1303 AC_MSG_RESULT(yes)],
1305 AC_MSG_CHECKING([for global _timezone variable])
1306 dnl FIXME: As above, don't want link check
1307 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1308 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1309 [Define if your platform has the global _timezone variable.])
1310 AC_MSG_RESULT(yes)],
1311 [AC_MSG_RESULT(no)])])])
1316 AC_CHECK_PROGS(PERL, perl, false)
1323 SIGNAL_HANDLER=include/i386-signal.h
1325 sparc*-sun-solaris*)
1326 SIGNAL_HANDLER=include/sparc-signal.h
1329 # SYSDEP_SOURCES=sysdep/ia64.c
1330 # test -d sysdep || mkdir sysdep
1333 SIGNAL_HANDLER=include/pa-signal.h
1336 SIGNAL_HANDLER=include/dwarf2-signal.h
1339 SIGNAL_HANDLER=include/powerpc-signal.h
1342 SIGNAL_HANDLER=include/dwarf2-signal.h
1345 SIGNAL_HANDLER=include/s390-signal.h
1348 SIGNAL_HANDLER=include/x86_64-signal.h
1349 SIGNAL_HANDLER_AUX=include/i386-signal.h
1352 SIGNAL_HANDLER=include/dwarf2-signal.h
1355 SIGNAL_HANDLER=include/sh-signal.h
1358 SIGNAL_HANDLER=include/win32-signal.h
1361 SIGNAL_HANDLER=include/mips-signal.h
1364 SIGNAL_HANDLER=include/darwin-signal.h
1367 SIGNAL_HANDLER=include/default-signal.h
1371 # If we're using sjlj exceptions, forget what we just learned.
1372 if test "$enable_sjlj_exceptions" = yes; then
1373 SIGNAL_HANDLER=include/default-signal.h
1377 AC_SUBST(SYSDEP_SOURCES)
1379 if test -z "$SIGNAL_HANDLER_AUX"; then
1380 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1383 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1384 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1386 if test "${multilib}" = "yes"; then
1387 multilib_arg="--enable-multilib"
1394 here=`${PWDCMD-pwd}`
1397 # We get this from the environment.
1410 AC_CONFIG_COMMANDS([default],
1411 [# Only add multilib support code if we just rebuilt top-level Makefile.
1412 case " $CONFIG_FILES " in
1414 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
1415 ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
1418 for ac_multi_file in $CONFIG_FILES; do
1419 case $ac_multi_file in
1421 grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
1428 with_multisubdir=${with_multisubdir}
1429 ac_configure_args="${multilib_arg} ${ac_configure_args}"
1430 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1431 libgcj_basedir=${libgcj_basedir}
1434 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"