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="${libgcj_ld_symbolic}"
140 AC_SUBST(LIBGCJ_CFLAGS)
141 AC_SUBST(LIBGCJ_CXXFLAGS)
142 AC_SUBST(LIBGCJ_JAVAFLAGS)
143 AC_SUBST(LIBGCJ_LD_SYMBOLIC)
145 # Only use libltdl for non-newlib builds.
146 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
150 AC_CONFIG_HEADERS([include/config.h gcj/libgcj-config.h])
152 # See if the user has requested runtime debugging.
153 LIBGCJDEBUG="disable"
154 AC_SUBST(LIBGCJDEBUG)
155 AC_ARG_ENABLE(libgcj-debug,
156 AS_HELP_STRING([--enable-libgcj-debug],
157 [enable runtime debugging code]),
158 [if test "$enable_libgcj_debug" = yes; then
159 AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.])
163 # Determine which AWT peer libraries to build
164 AC_ARG_ENABLE(java-awt,
165 AS_HELP_STRING([--enable-java-awt],
166 [list of AWT peer implementations to be built]))
168 peerlibs="`echo ${enable_java_awt} | tr ',' ' '`"
171 # The default toolkit to use is the first one specified.
175 for peer in $peerlibs ; do
178 if test "$no_x" = yes; then
179 echo "*** xlib peers requested but no X library available" 1>&2
183 if test -z "$TOOLKIT"; then
184 TOOLKIT=gnu.awt.xlib.XToolkit
189 if test "$no_x" = yes; then
190 echo "*** xlib peers requested but no X library available" 1>&2
194 if test -z "$TOOLKIT"; then
195 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
205 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
210 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
211 AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes)
213 # Create standard.omit based on decisions we just made.
214 cp $srcdir/standard.omit.in standard.omit
215 if test "$use_xlib_awt" != yes; then
216 echo gnu/awt/xlib >> standard.omit
217 echo gnu/gcj/xlib >> standard.omit
219 if test "$use_gtk_awt" != yes; then
220 echo gnu/java/awt/peer/gtk >> standard.omit
223 if test -z "${with_multisubdir}"; then
226 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
231 # Which gcj do we use?
233 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
234 if test -n "${with_cross_host}"; then
235 # We are being configured with a cross compiler. We can't
236 # use ac_exeext, because that is for the target platform.
239 case "${with_cross_host}" in
241 cross_host_exeext=.exe
244 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
245 if test x"$build_noncanonical" = x"$with_cross_host"; then
246 # Ordinary cross (host!=target and host=build)
249 # Canadian cross (host!=target and host!=build)
256 # We are being configured with a native or crossed-native compiler
257 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
258 if test x"$build" = x"$host"; then
259 # True native build (host=target and host=build)
262 # Crossed-native build (host=target and host!=build)
269 case "${which_gcj}" in
271 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
272 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
273 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/fastjar/fastjar'
276 if test "x${with_newlib}" = "xyes"; then
277 # FIXME (comment): Why is this needed?
279 GCJ="${target_noncanonical}-gcj"
281 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
283 ZIP='$(target_noncanonical)-fastjar'
284 GCJH='$(target_noncanonical)-gcjh'
287 GCJ="gcj -B`${PWDCMD-pwd}`/"
288 ## In this case, gcj is found outside the build tree. However, zip is
289 ## found in the build tree.
290 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../$(COMPPATH)/fastjar/fastjar'
298 # Create it, so that compile/link tests don't fail
299 test -f libgcj.spec || touch libgcj.spec
303 # Set up to configure Classpath.
304 # FIXME: no supported way to pass args in autoconf.
305 ac_configure_args="$ac_configure_args --disable-load-library"
306 ac_configure_args="$ac_configure_args --${LIBGCJDEBUG}-debug"
307 ac_configure_args="$ac_configure_args --enable-default-toolkit=$TOOLKIT"
308 dir1=`cd $srcdir && pwd`
310 ac_configure_args="$ac_configure_args --with-vm-classes=$dir1:$dir2"
311 ac_configure_args="$ac_configure_args --disable-core-jni"
313 ac_configure_args="$ac_configure_args --disable-examples"
314 ac_configure_args="$ac_configure_args --with-glibj=build"
315 if test "$use_gtk_awt" != yes; then
316 ac_configure_args="$ac_configure_args --disable-gtk-peer"
319 dnl --with-javah=$GCJH
321 dnl gtk-cairo -- just export here...
322 dnl --enable-regen-headers?
324 # Only use libltdl for non-newlib builds.
325 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
326 AC_LIBLTDL_CONVENIENCE
329 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
330 # Sigh. Libtool's macro doesn't do the right thing.
331 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
332 # FIXME: this is a hack.
333 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
334 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
343 AC_CONFIG_SUBDIRS(classpath libltdl)
345 # The -no-testsuite modules omit the test subdir.
346 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
348 # Should the runtime set system properties by examining the
349 # environment variable GCJ_PROPERTIES?
350 AC_ARG_ENABLE(getenv-properties,
351 AS_HELP_STRING([--disable-getenv-properties],
352 [don't set system properties from GCJ_PROPERTIES]))
354 # Whether GCJ_PROPERTIES is used depends on the target.
355 if test -z "$enable_getenv_properties"; then
356 enable_getenv_properties=${enable_getenv_properties_default-yes}
358 if test "$enable_getenv_properties" = no; then
359 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
360 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
363 # Whether we should use arguments to main()
364 if test -z "$enable_main_args"; then
365 enable_main_args=${enable_main_args_default-yes}
367 if test "$enable_main_args" = no; then
368 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
372 # Should we use hashtable-based synchronization?
373 # Currently works only for Linux X86/ia64
374 # Typically faster and more space-efficient
375 AC_ARG_ENABLE(hash-synchronization,
376 AS_HELP_STRING([--enable-hash-synchronization],
377 [use global hash table for monitor locks]))
379 if test -z "$enable_hash_synchronization"; then
380 enable_hash_synchronization=$enable_hash_synchronization_default
383 AC_ARG_WITH(java-home,
384 AS_HELP_STRING([--with-java-home=DIRECTORY],
385 [value of java.home system property]),
386 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
387 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
390 # What is the native OS API for MinGW?
391 AC_ARG_WITH(win32-nlsapi,
392 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
393 [native MinGW libgcj Win32 OS API (default is ansi)]),
394 [case "${withval}" in
395 ansi) with_win32_nlsapi=ansi ;;
396 unicows) with_win32_nlsapi=unicows ;;
397 unicode) with_win32_nlsapi=unicode ;;
398 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
399 esac],[with_win32_nlsapi=ansi])
401 case "${with_win32_nlsapi}" in
403 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
404 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
408 # configure.host sets slow_pthread_self if the synchronization code should
409 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
410 if test "${slow_pthread_self}" = "yes"; then
411 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
412 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
415 # Check for gc debugging. This option is handled both here and in the GC.
416 AC_ARG_ENABLE(gc-debug,
417 AS_HELP_STRING([--enable-gc-debug],
418 [include full support for pointer backtracing etc.]),
419 [ if test "$enable_gc_debug" = "yes"; then
420 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
421 [Define if we want to use debug calls into the garbage collector.])
424 # See if the user has the interpreter included.
425 AC_ARG_ENABLE(interpreter,
426 AS_HELP_STRING([--enable-interpreter],
427 [enable interpreter]),
428 [if test "$enable_interpreter" = yes; then
429 # This can also be set in configure.host.
430 libgcj_interpreter=yes
431 elif test "$enable_interpreter" = no; then
432 libgcj_interpreter=no
435 if test "$libgcj_interpreter" = yes; then
436 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
438 INTERPRETER="$libgcj_interpreter"
439 AC_SUBST(INTERPRETER)
441 AC_MSG_CHECKING([for exception model to use])
443 AC_ARG_ENABLE(sjlj-exceptions,
444 AS_HELP_STRING([--enable-sjlj-exceptions],
445 [force use of builtin_setjmp for exceptions]),
447 [dnl Botheration. Now we've got to detect the exception model.
448 dnl Link tests against libgcc.a are problematic since -- at least
449 dnl as of this writing -- we've not been given proper -L bits for
450 dnl single-tree newlib and libgloss.
452 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
453 dnl conftest files before we got a change to grep them first.
454 cat > conftest.$ac_ext << EOF
455 [#]line __oline__ "configure"
464 old_CXXFLAGS="$CXXFLAGS"
466 if AC_TRY_EVAL(ac_compile); then
467 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
468 enable_sjlj_exceptions=yes
469 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
470 enable_sjlj_exceptions=no
473 CXXFLAGS="$old_CXXFLAGS"
475 if test x$enable_sjlj_exceptions = xyes; then
476 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
477 [Define if the compiler is configured for setjmp/longjmp exceptions.])
478 ac_exception_model_name=sjlj
479 elif test x$enable_sjlj_exceptions = xno; then
480 ac_exception_model_name="call frame"
482 AC_MSG_ERROR([unable to detect exception model])
485 AC_MSG_RESULT($ac_exception_model_name)
487 # If we are non using SJLJ exceptions, and this host does not have support
488 # for unwinding from a signal handler, enable checked dereferences and divides.
489 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
490 CHECKREFSPEC=-fcheck-references
491 DIVIDESPEC=-fuse-divide-subroutine
495 # See if the user wants to disable java.net. This is the mildly
496 # ugly way that we admit that target-side configuration sucks.
497 AC_ARG_ENABLE(java-net,
498 AS_HELP_STRING([--disable-java-net],
501 # Whether java.net is built by default can depend on the target.
502 if test -z "$enable_java_net"; then
503 enable_java_net=${enable_java_net_default-yes}
505 if test "$enable_java_net" = no; then
506 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
509 # See if the user wants to configure without libffi. Some
510 # architectures don't support it, and default values are set in
513 AS_HELP_STRING([--without-libffi],
516 [with_libffi=${with_libffi_default-yes}])
520 if test "$with_libffi" != no; then
521 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
522 LIBFFI=../libffi/libffi_convenience.la
523 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
528 # See if the user wants to disable JVMPI support.
530 AS_HELP_STRING([--disable-jvmpi],
531 [disable JVMPI support]))
533 if test "$enable_jvmpi" != no; then
534 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
537 # If the target is an eCos system, use the appropriate eCos
539 # FIXME: this should not be a local option but a global target
540 # system; at present there is no eCos target.
541 TARGET_ECOS=${PROCESS-"no"}
543 [ --with-ecos enable runtime eCos target support],
544 TARGET_ECOS="$with_ecos"
549 PLATFORM_INNER_NAT_HDRS=
550 case "$TARGET_ECOS" in
556 CHECK_FOR_BROKEN_MINGW_LD
562 PLATFORM_INNER_NAT_HDRS='java/lang/ConcreteProcess$$ProcessManager.h'
569 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
573 AC_SUBST(PLATFORM_INNER_NAT_HDRS)
574 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
576 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
577 [Define if you have int32_t and uint32_t.]))
578 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
579 [Define if you have int32_t and uint32_t.]))
580 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
581 [Define if you have u_int32_t]))
582 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
583 [Define if you have u_int32_t]))
585 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
586 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix || test "$PLATFORM" = Ecos)
589 *-darwin*) DARWIN_CRT=true ;;
590 *) DARWIN_CRT=false ;;
592 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
594 # These may not be defined in a non-ANS conformant embedded system.
595 # FIXME: Should these case a runtime exception in that case?
596 AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
597 [Define is you have 'mktime' in <time.h>]))
598 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
599 [Define is you have 'localtime' in <time.h>]))
601 # Create the subdirectory for natFile.cc, or the attempt
602 # to create the link will fail.
603 test -d java || mkdir java
604 test -d java/io || mkdir java/io
605 test -d gnu || mkdir gnu
606 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
608 # Likewise for ConcreteProcess.java and natConcreteProcess.cc.
609 test -d java/lang || mkdir java/lang
610 AC_CONFIG_LINKS(java/lang/ConcreteProcess.java:java/lang/${PLATFORM}Process.java)
611 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
613 # Likewise for natInetAddress.cc and natVMNetworkInterface.cc.
614 test -d java/net || mkdir java/net
615 AC_CONFIG_LINKS(java/net/natInetAddress.cc:java/net/natInetAddress${PLATFORMNET}.cc)
616 AC_CONFIG_LINKS(java/net/natVMNetworkInterface.cc:java/net/natVMNetworkInterface${PLATFORMNET}.cc)
618 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
619 test -d gnu/java || mkdir gnu/java
620 test -d gnu/java/net || mkdir gnu/java/net
621 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
622 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
624 # Likewise for natPipeImpl.cc and natSelectorImpl.cc.
625 test -d gnu/java/nio || mkdir gnu/java/nio
626 AC_CONFIG_LINKS(gnu/java/nio/natPipeImpl.cc:gnu/java/nio/natPipeImpl${PLATFORM}.cc)
627 AC_CONFIG_LINKS(gnu/java/nio/natSelectorImpl.cc:gnu/java/nio/natSelectorImpl${PLATFORM}.cc)
628 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
629 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
633 SYSTEMSPEC="-lgdi32 -lws2_32"
634 if test "${with_win32_nlsapi}" = "unicows"; then
635 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
644 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
645 AC_SUBST(LIBGCJTESTSPEC)
647 AC_ARG_WITH(system-zlib,
648 AS_HELP_STRING([--with-system-zlib],
649 [use installed libz]))
653 AC_SUBST(ZLIBTESTSPEC)
657 # determine whether to enable the cairo GTK Graphics2D backend
658 AC_ARG_ENABLE(gtk-cairo,
659 AS_HELP_STRING([--enable-gtk-cairo],
660 [build the cairo Graphics2D implementation on GTK]))
661 AM_CONDITIONAL(GTK_CAIRO, test "x${enable_gtk_cairo}" = xyes)
662 if test "x${enable_gtk_cairo}" = xyes
664 PKG_CHECK_MODULES(CAIRO, cairo)
665 PKG_CHECK_MODULES(PANGOFT2, pangoft2)
668 AC_SUBST(CAIRO_CFLAGS)
669 AC_SUBST(PANGOFT2_LIBS)
670 AC_SUBST(PANGOFT2_CFLAGS)
672 # FIXME: this should be _libs on some hosts.
675 # extra LD Flags which are required for targets
678 # For now we have to disable it on darwin[8-9] because it slows down
679 # the linking phase. A possible bug in ld?
680 # on Darwin -single_module speeds up loading of the dynamic libraries.
681 extra_ldflags_libjava=-Wl,-single_module
684 AC_SUBST(extra_ldflags_libjava)
686 # Allow the GC to be disabled. Can be useful when debugging.
687 AC_MSG_CHECKING([for garbage collector to use])
688 AC_ARG_ENABLE(java-gc,
689 AS_HELP_STRING([--enable-java-gc=TYPE],
690 [choose garbage collector (default is boehm)]),
702 GCLIBS=../boehm-gc/libgcjgc_convenience.la
703 JC1GCSPEC='-fuse-boehm-gc'
704 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
705 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
708 # The POSIX thread support needs to know this.
709 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
716 AC_MSG_ERROR([unrecognized collector "$GC"])
725 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
726 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
727 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
730 AC_MSG_CHECKING([for thread model used by GCC])
731 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
732 AC_MSG_RESULT([$THREADS])
738 posix | posix95 | pthreads)
742 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
748 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
749 AC_MSG_ERROR(thread package $THREADS not yet supported)
752 AC_MSG_ERROR($THREADS is an unknown thread package)
767 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
769 *-*-freebsd[[1234]]*)
770 # Before FreeBSD 5, it didn't have -lpthread (or any library which
771 # merely adds pthread_* functions) but it does have a -pthread switch
772 # which is required at link-time to select -lc_r *instead* of -lc.
773 THREADLDFLAGS=-pthread
774 # Don't set THREADSPEC here as might be expected since -pthread is
775 # not processed when found within a spec file, it must come from
776 # the command line. For now, the user must provide the -pthread
777 # switch to link code compiled with gcj. In future, consider adding
778 # support for weak references to pthread_* functions ala gthr.h API.
779 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
782 # FreeBSD 5 implements a model much closer to other modern UNIX
783 # which support threads. However, it still does not support
785 THREADLDFLAGS=-pthread
789 THREADCXXFLAGS=-pthread
790 # boehm-gc needs some functions from librt, so link that too.
791 THREADLIBS='-lpthread -lrt'
792 THREADSPEC='-lpthread -lrt'
799 THREADH=posix-threads.h
800 # MIT pthreads doesn't seem to have the mutexattr functions.
801 # But for now we don't check for it. We just assume you aren't
802 # using MIT pthreads.
803 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
805 # If we're using the Boehm GC, then we happen to know that it
806 # defines _REENTRANT, so we don't bother. Eww.
807 if test "$GC" != boehm; then
808 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
810 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
814 THREADH=win32-threads.h
821 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
826 AC_SUBST(THREADLDFLAGS)
827 AC_SUBST(THREADCXXFLAGS)
828 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
829 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
830 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
832 if test -d sysdep; then true; else mkdir sysdep; fi
833 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
834 AC_CONFIG_LINKS(sysdep/backtrace.h:$fallback_backtrace_h)
835 AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
838 # Hash synchronization is only useful with posix threads right now.
839 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
840 HASH_SYNC_SPEC=-fhash-synchronization
841 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
843 AC_SUBST(HASH_SYNC_SPEC)
845 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
847 # We're in the tree with gcc, and need to include some of its headers.
848 GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
850 if test "x${with_newlib}" = "xyes"; then
851 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
852 # may not work correctly, because the compiler may not be able to
855 # We assume newlib. This lets us hard-code the functions we know
857 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
858 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
859 AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.])
860 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
861 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
862 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
863 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
864 # This is only for POSIX threads.
865 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
866 # We also assume we are using gcc, which provides alloca.
867 AC_DEFINE(HAVE_ALLOCA)
869 # Assume we do not have getuid and friends.
870 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
873 AC_CHECK_FUNCS([strerror ioctl select fstat open fsync sleep opendir \
874 gmtime_r localtime_r readdir_r getpwuid_r getcwd \
875 access stat mkdir rename rmdir unlink realpath utime chmod \
876 nl_langinfo setlocale \
877 inet_pton uname inet_ntoa \
878 fork execvp pipe sigaction ftruncate])
879 AC_CHECK_FUNCS(inet_aton inet_addr, break)
880 AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
881 AC_CHECK_FUNC(backtrace, [
884 # Has broken backtrace()
887 # Has broken backtrace(), but we supply our own.
888 if test -d sysdep; then true; else mkdir -p sysdep; fi
890 AC_DEFINE(HAVE_BACKTRACE, 1,
891 [Define if your platform has a working backtrace() function.])
894 AC_DEFINE(HAVE_BACKTRACE, 1,
895 [Define if your platform has a working backtrace() function.])
901 # Has backtrace() defined in libgcj itself
902 AC_DEFINE(HAVE_BACKTRACE, 1,
903 [Define if your platform has a working backtrace() function.])
908 AC_CHECK_LIB(dl, dladdr, [
909 if test "x${disable_dladdr}" = "xyes"; then
913 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])
916 if test x"$build" = x"$host"; then
917 AC_CHECK_FILES(/proc/self/exe, [
918 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
922 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
931 AC_CHECK_FUNCS(gethostbyname_r, [
932 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
933 [Define if you have the 'gethostbyname_r' function.])
934 # There are two different kinds of gethostbyname_r.
935 # We look for the one that returns `int'.
936 # Hopefully this check is robust enough.
937 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
938 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
941 *" -D_REENTRANT "*) ;;
943 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
944 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
945 [libjava_cv_gethostbyname_r_needs_reentrant],
947 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
948 [[gethostbyname_r("", 0, 0);]])],
949 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
950 CPPFLAGS_SAVE="$CPPFLAGS"
951 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
952 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
953 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
954 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
955 CPPFLAGS="$CPPFLAGS_SAVE"
959 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
960 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
965 AC_CACHE_CHECK([for struct hostent_data],
966 [libjava_cv_struct_hostent_data], [dnl
967 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
968 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
969 # define _REENTRANT 1
971 #include <netdb.h>]], [[struct hostent_data data;]])],
972 [libjava_cv_struct_hostent_data=yes],
973 [libjava_cv_struct_hostent_data=no])])
974 if test "x$libjava_cv_struct_hostent_data" = xyes; then
975 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
976 [Define if struct hostent_data is defined in netdb.h])
980 # FIXME: libjava source code expects to find a prototype for
981 # gethostbyaddr_r in netdb.h. The outer check ensures that
982 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
983 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
984 # linkage check is enough, yet C++ code requires proper prototypes.)
985 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
986 AC_CHECK_FUNCS(gethostbyaddr_r, [
987 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
988 [Define if you have the 'gethostbyaddr_r' function.])
989 # There are two different kinds of gethostbyaddr_r.
990 # We look for the one that returns `int'.
991 # Hopefully this check is robust enough.
992 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
993 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
994 [Define if gethostbyaddr_r returns 'int'.])])])])
996 AC_CHECK_FUNCS(gethostname, [
997 AC_DEFINE(HAVE_GETHOSTNAME, 1,
998 [Define if you have the 'gethostname' function.])
999 AC_EGREP_HEADER(gethostname, unistd.h, [
1000 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
1001 [Define if gethostname is declared in <unistd.h>.])])])
1003 AC_CHECK_FUNCS(usleep, [
1004 AC_EGREP_HEADER(usleep, unistd.h, [
1005 AC_DEFINE(HAVE_USLEEP_DECL, 1,
1006 [Define if usleep is declared in <unistd.h>.])])])
1008 # Look for these functions in the thread library, but only bother
1009 # if using POSIX threads.
1010 if test "$THREADS" = posix; then
1012 LIBS="$LIBS $THREADLIBS"
1013 # Some POSIX thread systems don't have pthread_mutexattr_settype.
1015 AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
1017 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
1018 # Solaris 7 the name librt is preferred.
1019 AC_CHECK_FUNCS(sched_yield, , [
1020 AC_CHECK_LIB(rt, sched_yield, [
1021 AC_DEFINE(HAVE_SCHED_YIELD)
1022 THREADLIBS="$THREADLIBS -lrt"
1023 THREADSPEC="$THREADSPEC -lrt"], [
1024 AC_CHECK_LIB(posix4, sched_yield, [
1025 AC_DEFINE(HAVE_SCHED_YIELD)
1026 THREADLIBS="$THREADLIBS -lposix4"
1027 THREADSPEC="$THREADSPEC -lposix4"])])])
1030 # We can save a little space at runtime if the mutex has m_count
1031 # or __m_count. This is a nice hack for Linux.
1032 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1033 extern pthread_mutex_t *mutex; int q = mutex->m_count;
1034 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
1035 [Define if pthread_mutex_t has m_count member.]), [
1036 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1037 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
1038 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
1039 [Define if pthread_mutex_t has __m_count member.]))])
1042 # We require a way to get the time.
1044 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
1045 if test "$time_found" = no; then
1046 AC_MSG_ERROR([no function found to get the time])
1049 AC_CHECK_FUNCS(memmove)
1051 # We require memcpy.
1053 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
1054 if test "$memcpy_found" = no; then
1055 AC_MSG_ERROR([memcpy is required])
1058 AC_CHECK_LIB(dl, dlopen, [
1059 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])
1061 # Some library-finding code we stole from Tcl.
1062 #--------------------------------------------------------------------
1063 # Check for the existence of the -lsocket and -lnsl libraries.
1064 # The order here is important, so that they end up in the right
1065 # order in the command line generated by make. Here are some
1066 # special considerations:
1067 # 1. Use "connect" and "accept" to check for -lsocket, and
1068 # "gethostbyname" to check for -lnsl.
1069 # 2. Use each function name only once: can't redo a check because
1070 # autoconf caches the results of the last check and won't redo it.
1071 # 3. Use -lnsl and -lsocket only if they supply procedures that
1072 # aren't already present in the normal libraries. This is because
1073 # IRIX 5.2 has libraries, but they aren't needed and they're
1074 # bogus: they goof up name resolution if used.
1075 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
1076 # To get around this problem, check for both libraries together
1077 # if -lsocket doesn't work by itself.
1078 #--------------------------------------------------------------------
1080 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
1081 [gcj_cv_lib_sockets=
1083 unset ac_cv_func_connect
1084 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
1085 if test "$gcj_checkSocket" = 1; then
1086 unset ac_cv_func_connect
1087 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
1090 if test "$gcj_checkBoth" = 1; then
1092 LIBS="$LIBS -lsocket -lnsl"
1093 unset ac_cv_func_accept
1094 AC_CHECK_FUNC(accept,
1096 gcj_cv_lib_sockets="-lsocket -lnsl"])
1097 unset ac_cv_func_accept
1100 unset ac_cv_func_gethostbyname
1102 LIBS="$LIBS $gcj_cv_lib_sockets"
1103 AC_CHECK_FUNC(gethostbyname, ,
1104 [AC_CHECK_LIB(nsl, main,
1105 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
1106 unset ac_cv_func_gethostbyname
1109 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
1111 if test "$with_system_zlib" = yes; then
1112 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
1115 # Test for Gtk stuff, if asked for.
1116 if test "$use_gtk_awt" = yes; then
1117 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
1118 AC_SUBST(GTK_CFLAGS)
1121 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1122 AC_SUBST(GLIB_CFLAGS)
1125 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1126 AC_SUBST(LIBART_CFLAGS)
1127 AC_SUBST(LIBART_LIBS)
1129 # We require the XTest Extension to support java.awt.Robot.
1130 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1131 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1135 # On Solaris, and maybe other architectures, the Boehm collector
1137 if test "$GC" = boehm; then
1138 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1141 AM_CONDITIONAL(SUPPLY_BACKTRACE, test "$supply_backtrace" = yes)
1143 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1145 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1146 *) CLASSPATH_SEPARATOR=':' ;;
1148 AC_SUBST(CLASSPATH_SEPARATOR)
1150 # We must search the source tree for java.lang, since we still don't
1151 # have libgcj.jar nor java/lang/*.class
1152 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1153 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1155 # Since some classes depend on this one, we need its source available
1156 # before we can do any GCJ compilation test :-(
1157 if test ! -f gnu/classpath/Configuration.java; then
1158 test -d gnu || mkdir gnu
1159 test -d gnu/classpath || mkdir gnu/classpath
1160 # Note that it is not crucial that all the values here be correct.
1161 sed -e "s,@prefix@,$prefix," \
1162 -e "s,@VERSION@,$VERSION," \
1163 -e "s,@LIBDEBUG@,false," \
1164 -e "s,@INIT_LOAD_LIBRARY@,false," \
1165 -e "s,@@,$LIBGCJDEBUG," \
1166 -e "s,@default_toolkit@,$TOOLKIT," \
1167 -e "s,@JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION@,false," \
1168 -e "s,@GTK_CAIRO_ENABLED@,false," \
1169 < $srcdir/classpath/gnu/classpath/Configuration.java.in \
1170 > gnu/classpath/Configuration.java
1171 # We do not want to redirect the output of the grep below to /dev/null,
1172 # but we add /dev/null to the input list so that grep will print the
1173 # filename of Configuration.java in case it finds any matches.
1174 if grep '@.*@' gnu/classpath/Configuration.java /dev/null; then
1175 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1182 rm -f gnu/classpath/Configuration.java
1184 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1186 AC_CHECK_SIZEOF(void *)
1194 if test -z "$ZLIBSPEC"; then
1195 # Use zlib from the GCC tree.
1196 ZINCS='-I$(top_srcdir)/../zlib'
1197 ZLIBS=../zlib/libzgcj_convenience.la
1200 SYS_ZLIBS="$ZLIBSPEC"
1205 AC_SUBST(DIVIDESPEC)
1206 AC_SUBST(CHECKREFSPEC)
1207 AC_SUBST(EXCEPTIONSPEC)
1208 AC_SUBST(BACKTRACESPEC)
1211 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1212 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1213 AC_SUBST(GCC_UNWIND_INCLUDE)
1215 # Process the option "--enable-version-specific-runtime-libs"
1216 # Calculate toolexeclibdir
1217 case ${version_specific_libs} in
1219 # Need the gcc compiler version to know where to install libraries
1220 # and header files if --enable-version-specific-runtime-libs option
1222 includedir='$(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include/'
1223 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1224 toolexecmainlibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
1225 toolexeclibdir=$toolexecmainlibdir
1228 if test -n "$with_cross_host" &&
1229 test x"$with_cross_host" != x"no"; then
1230 # Install a library built with a cross compiler in tooldir, not libdir.
1231 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1232 toolexecmainlibdir='$(toolexecdir)/lib'
1234 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1235 toolexecmainlibdir='$(libdir)'
1237 multi_os_directory=`$CC -print-multi-os-directory`
1238 case $multi_os_directory in
1239 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1240 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1244 AC_SUBST(toolexecdir)
1245 AC_SUBST(toolexecmainlibdir)
1246 AC_SUBST(toolexeclibdir)
1248 # Determine gcj version number.
1249 gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
1250 GCJVERSION=$gcjversion
1251 AC_SUBST(GCJVERSION)
1252 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1254 AC_DEFINE(JV_VERSION, "1.4.2", [Compatibility version string])
1255 AC_DEFINE(JV_API_VERSION, "1.4", [API compatibility version string])
1257 TL_AC_GXX_INCLUDE_DIR
1259 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1260 # On that system, sys/ioctl.h will not include sys/filio.h unless
1261 # BSD_COMP is defined; just including sys/filio.h is simpler.
1262 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1263 # for now. If you change this, you also must update natFile.cc.
1264 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1265 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1266 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1267 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1269 AC_CHECK_HEADERS(inttypes.h, [
1270 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1271 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1275 AC_CHECK_TYPE([ssize_t], [int])
1277 AC_MSG_CHECKING([for in_addr_t])
1278 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1283 #if HAVE_NETINET_IN_H
1284 #include <netinet/in.h>
1285 #endif]], [[in_addr_t foo;]])],
1286 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1287 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1288 AC_MSG_RESULT(yes)],
1289 [AC_MSG_RESULT(no)])
1291 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1292 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1293 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1294 [Define if struct ip_mreq is defined in netinet/in.h.])
1295 AC_MSG_RESULT(yes)],
1296 [AC_MSG_RESULT(no)])
1298 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1299 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1300 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1301 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1302 AC_MSG_RESULT(yes)],
1303 [AC_MSG_RESULT(no)])
1305 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1306 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1307 [AC_DEFINE(HAVE_INET6, 1,
1308 [Define if inet6 structures are defined in netinet/in.h.])
1309 AC_MSG_RESULT(yes)],
1310 [AC_MSG_RESULT(no)])
1312 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1313 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1314 #include <sys/types.h>
1315 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1316 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1317 AC_MSG_RESULT(yes)],
1318 [AC_MSG_RESULT(no)])
1320 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1321 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1322 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1323 AC_MSG_RESULT(yes)],
1325 AC_MSG_CHECKING([for global timezone variable])
1326 dnl FIXME: we don't want a link check here because that won't work
1327 dnl when cross-compiling. So instead we make an assumption that
1328 dnl the header file will mention timezone if it exists.
1329 dnl Don't find the win32 function timezone
1330 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1331 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1332 AC_MSG_RESULT(yes)],
1334 AC_MSG_CHECKING([for global _timezone variable])
1335 dnl FIXME: As above, don't want link check
1336 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1337 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1338 [Define if your platform has the global _timezone variable.])
1339 AC_MSG_RESULT(yes)],
1340 [AC_MSG_RESULT(no)])])])
1345 AC_CHECK_PROGS(PERL, perl, false)
1352 SIGNAL_HANDLER=include/i386-signal.h
1354 sparc*-sun-solaris*)
1355 SIGNAL_HANDLER=include/sparc-signal.h
1358 # SYSDEP_SOURCES=sysdep/ia64.c
1359 # test -d sysdep || mkdir sysdep
1362 SIGNAL_HANDLER=include/pa-signal.h
1365 SIGNAL_HANDLER=include/dwarf2-signal.h
1368 SIGNAL_HANDLER=include/powerpc-signal.h
1371 SIGNAL_HANDLER=include/dwarf2-signal.h
1374 SIGNAL_HANDLER=include/s390-signal.h
1377 SIGNAL_HANDLER=include/x86_64-signal.h
1378 SIGNAL_HANDLER_AUX=include/i386-signal.h
1381 SIGNAL_HANDLER=include/dwarf2-signal.h
1384 SIGNAL_HANDLER=include/sh-signal.h
1387 SIGNAL_HANDLER=include/win32-signal.h
1390 SIGNAL_HANDLER=include/mips-signal.h
1393 SIGNAL_HANDLER=include/darwin-signal.h
1396 SIGNAL_HANDLER=include/default-signal.h
1400 # If we're using sjlj exceptions, forget what we just learned.
1401 if test "$enable_sjlj_exceptions" = yes; then
1402 SIGNAL_HANDLER=include/default-signal.h
1406 AC_SUBST(SYSDEP_SOURCES)
1408 if test -z "$SIGNAL_HANDLER_AUX"; then
1409 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1412 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1413 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1415 if test "${multilib}" = "yes"; then
1416 multilib_arg="--enable-multilib"
1423 here=`${PWDCMD-pwd}`
1426 # We get this from the environment.
1439 AC_CONFIG_COMMANDS([default],
1440 [# Only add multilib support code if we just rebuilt top-level Makefile.
1441 case " $CONFIG_FILES " in
1443 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
1444 ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
1447 for ac_multi_file in $CONFIG_FILES; do
1448 case $ac_multi_file in
1450 grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
1457 with_multisubdir=${with_multisubdir}
1458 ac_configure_args="${multilib_arg} ${ac_configure_args}"
1459 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1460 libgcj_basedir=${libgcj_basedir}
1463 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"