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
179 if test -z "$TOOLKIT"; then
180 TOOLKIT=gnu.awt.xlib.XToolkit
185 if test "$no_x" = yes; then
186 echo "*** xlib peers requested but no X library available" 1>&2
190 if test -z "$TOOLKIT"; then
191 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
201 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
206 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
207 AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes)
209 # Create standard.omit based on decisions we just made.
210 cp $srcdir/standard.omit.in standard.omit
211 if test "$use_xlib_awt" != yes; then
212 echo gnu/awt/xlib >> standard.omit
213 echo gnu/gcj/xlib >> standard.omit
215 if test "$use_gtk_awt" != yes; then
216 echo gnu/java/awt/peer/gtk >> standard.omit
219 if test -z "${with_multisubdir}"; then
222 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
227 # Which gcj do we use?
229 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
230 if test -n "${with_cross_host}"; then
231 # We are being configured with a cross compiler. We can't
232 # use ac_exeext, because that is for the target platform.
235 case "${with_cross_host}" in
237 cross_host_exeext=.exe
240 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
241 if test x"$build_noncanonical" = x"$with_cross_host"; then
242 # Ordinary cross (host!=target and host=build)
245 # Canadian cross (host!=target and host!=build)
252 # We are being configured with a native or crossed-native compiler
253 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
254 if test x"$build" = x"$host"; then
255 # True native build (host=target and host=build)
258 # Crossed-native build (host=target and host!=build)
265 case "${which_gcj}" in
267 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
268 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
269 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/fastjar/fastjar'
272 if test "x${with_newlib}" = "xyes"; then
273 # FIXME (comment): Why is this needed?
275 GCJ="${target_noncanonical}-gcj"
277 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
279 ZIP='$(target_noncanonical)-fastjar'
280 GCJH='$(target_noncanonical)-gcjh'
283 GCJ="gcj -B`${PWDCMD-pwd}`/"
284 ## In this case, gcj is found outside the build tree. However, zip is
285 ## found in the build tree.
286 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../$(COMPPATH)/fastjar/fastjar'
294 # Create it, so that compile/link tests don't fail
295 test -f libgcj.spec || touch libgcj.spec
299 # Set up to configure Classpath.
300 # FIXME: no supported way to pass args in autoconf.
301 ac_configure_args="$ac_configure_args --disable-load-library"
302 ac_configure_args="$ac_configure_args --${LIBGCJDEBUG}-debug"
303 ac_configure_args="$ac_configure_args --enable-default-toolkit=$TOOLKIT"
304 dir1=`cd $srcdir && pwd`
306 ac_configure_args="$ac_configure_args --with-vm-classes=$dir1:$dir2"
307 ac_configure_args="$ac_configure_args --disable-core-jni"
309 ac_configure_args="$ac_configure_args --disable-examples"
310 ac_configure_args="$ac_configure_args --with-glibj=build"
311 if test "$use_gtk_awt" != yes; then
312 ac_configure_args="$ac_configure_args --disable-gtk-peer"
315 dnl --with-javah=$GCJH
317 dnl gtk-cairo -- just export here...
318 dnl --enable-regen-headers?
320 # Only use libltdl for non-newlib builds.
321 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
322 AC_LIBLTDL_CONVENIENCE
325 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
326 # Sigh. Libtool's macro doesn't do the right thing.
327 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
328 # FIXME: this is a hack.
329 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
330 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
339 AC_CONFIG_SUBDIRS(classpath libltdl)
341 # The -no-testsuite modules omit the test subdir.
342 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
344 # Should the runtime set system properties by examining the
345 # environment variable GCJ_PROPERTIES?
346 AC_ARG_ENABLE(getenv-properties,
347 AS_HELP_STRING([--disable-getenv-properties],
348 [don't set system properties from GCJ_PROPERTIES]))
350 # Whether GCJ_PROPERTIES is used depends on the target.
351 if test -z "$enable_getenv_properties"; then
352 enable_getenv_properties=${enable_getenv_properties_default-yes}
354 if test "$enable_getenv_properties" = no; then
355 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
356 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
359 # Whether we should use arguments to main()
360 if test -z "$enable_main_args"; then
361 enable_main_args=${enable_main_args_default-yes}
363 if test "$enable_main_args" = no; then
364 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
368 # Should we use hashtable-based synchronization?
369 # Currently works only for Linux X86/ia64
370 # Typically faster and more space-efficient
371 AC_ARG_ENABLE(hash-synchronization,
372 AS_HELP_STRING([--enable-hash-synchronization],
373 [use global hash table for monitor locks]))
375 if test -z "$enable_hash_synchronization"; then
376 enable_hash_synchronization=$enable_hash_synchronization_default
379 AC_ARG_WITH(java-home,
380 AS_HELP_STRING([--with-java-home=DIRECTORY],
381 [value of java.home system property]),
382 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
383 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
386 # What is the native OS API for MinGW?
387 AC_ARG_WITH(win32-nlsapi,
388 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
389 [native MinGW libgcj Win32 OS API (default is ansi)]),
390 [case "${withval}" in
391 ansi) with_win32_nlsapi=ansi ;;
392 unicows) with_win32_nlsapi=unicows ;;
393 unicode) with_win32_nlsapi=unicode ;;
394 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
395 esac],[with_win32_nlsapi=ansi])
397 case "${with_win32_nlsapi}" in
399 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
400 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
404 # configure.host sets slow_pthread_self if the synchronization code should
405 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
406 if test "${slow_pthread_self}" = "yes"; then
407 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
408 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
411 # Check for gc debugging. This option is handled both here and in the GC.
412 AC_ARG_ENABLE(gc-debug,
413 AS_HELP_STRING([--enable-gc-debug],
414 [include full support for pointer backtracing etc.]),
415 [ if test "$enable_gc_debug" = "yes"; then
416 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
417 [Define if we want to use debug calls into the garbage collector.])
420 # See if the user has the interpreter included.
421 AC_ARG_ENABLE(interpreter,
422 AS_HELP_STRING([--enable-interpreter],
423 [enable interpreter]),
424 [if test "$enable_interpreter" = yes; then
425 # This can also be set in configure.host.
426 libgcj_interpreter=yes
427 elif test "$enable_interpreter" = no; then
428 libgcj_interpreter=no
431 if test "$libgcj_interpreter" = yes; then
432 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
434 INTERPRETER="$libgcj_interpreter"
435 AC_SUBST(INTERPRETER)
437 AC_MSG_CHECKING([for exception model to use])
439 AC_ARG_ENABLE(sjlj-exceptions,
440 AS_HELP_STRING([--enable-sjlj-exceptions],
441 [force use of builtin_setjmp for exceptions]),
443 [dnl Botheration. Now we've got to detect the exception model.
444 dnl Link tests against libgcc.a are problematic since -- at least
445 dnl as of this writing -- we've not been given proper -L bits for
446 dnl single-tree newlib and libgloss.
448 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
449 dnl conftest files before we got a change to grep them first.
450 cat > conftest.$ac_ext << EOF
451 [#]line __oline__ "configure"
460 old_CXXFLAGS="$CXXFLAGS"
462 if AC_TRY_EVAL(ac_compile); then
463 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
464 enable_sjlj_exceptions=yes
465 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
466 enable_sjlj_exceptions=no
469 CXXFLAGS="$old_CXXFLAGS"
471 if test x$enable_sjlj_exceptions = xyes; then
472 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
473 [Define if the compiler is configured for setjmp/longjmp exceptions.])
474 ac_exception_model_name=sjlj
475 elif test x$enable_sjlj_exceptions = xno; then
476 ac_exception_model_name="call frame"
478 AC_MSG_ERROR([unable to detect exception model])
481 AC_MSG_RESULT($ac_exception_model_name)
483 # If we are non using SJLJ exceptions, and this host does not have support
484 # for unwinding from a signal handler, enable checked dereferences and divides.
485 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
486 CHECKREFSPEC=-fcheck-references
487 DIVIDESPEC=-fuse-divide-subroutine
491 # See if the user wants to disable java.net. This is the mildly
492 # ugly way that we admit that target-side configuration sucks.
493 AC_ARG_ENABLE(java-net,
494 AS_HELP_STRING([--disable-java-net],
497 # Whether java.net is built by default can depend on the target.
498 if test -z "$enable_java_net"; then
499 enable_java_net=${enable_java_net_default-yes}
501 if test "$enable_java_net" = no; then
502 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
505 # See if the user wants to configure without libffi. Some
506 # architectures don't support it, and default values are set in
509 AS_HELP_STRING([--without-libffi],
512 [with_libffi=${with_libffi_default-yes}])
516 if test "$with_libffi" != no; then
517 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
518 LIBFFI=../libffi/libffi_convenience.la
519 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
524 # See if the user wants to disable JVMPI support.
526 AS_HELP_STRING([--disable-jvmpi],
527 [disable JVMPI support]))
529 if test "$enable_jvmpi" != no; then
530 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
533 # If the target is an eCos system, use the appropriate eCos
535 # FIXME: this should not be a local option but a global target
536 # system; at present there is no eCos target.
537 TARGET_ECOS=${PROCESS-"no"}
539 [ --with-ecos enable runtime eCos target support],
540 TARGET_ECOS="$with_ecos"
545 PLATFORM_INNER_NAT_HDRS=
546 case "$TARGET_ECOS" in
552 CHECK_FOR_BROKEN_MINGW_LD
558 PLATFORM_INNER_NAT_HDRS='java/lang/ConcreteProcess$$ProcessManager.h'
565 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
569 AC_SUBST(PLATFORM_INNER_NAT_HDRS)
570 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
572 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
573 [Define if you have int32_t and uint32_t.]))
574 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
575 [Define if you have int32_t and uint32_t.]))
576 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
577 [Define if you have u_int32_t]))
578 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
579 [Define if you have u_int32_t]))
581 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
582 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix || test "$PLATFORM" = Ecos)
585 *-darwin*) DARWIN_CRT=true ;;
586 *) DARWIN_CRT=false ;;
588 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
590 # These may not be defined in a non-ANS conformant embedded system.
591 # FIXME: Should these case a runtime exception in that case?
592 AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
593 [Define is you have 'mktime' in <time.h>]))
594 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
595 [Define is you have 'localtime' in <time.h>]))
597 # Create the subdirectory for natFile.cc, or the attempt
598 # to create the link will fail.
599 test -d java || mkdir java
600 test -d java/io || mkdir java/io
601 test -d gnu || mkdir gnu
602 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
604 # Likewise for ConcreteProcess.java and natConcreteProcess.cc.
605 test -d java/lang || mkdir java/lang
606 AC_CONFIG_LINKS(java/lang/ConcreteProcess.java:java/lang/${PLATFORM}Process.java)
607 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
609 # Likewise for natInetAddress.cc and natVMNetworkInterface.cc.
610 test -d java/net || mkdir java/net
611 AC_CONFIG_LINKS(java/net/natInetAddress.cc:java/net/natInetAddress${PLATFORMNET}.cc)
612 AC_CONFIG_LINKS(java/net/natVMNetworkInterface.cc:java/net/natVMNetworkInterface${PLATFORMNET}.cc)
614 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
615 test -d gnu/java || mkdir gnu/java
616 test -d gnu/java/net || mkdir gnu/java/net
617 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
618 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
620 # Likewise for natPipeImpl.cc and natSelectorImpl.cc.
621 test -d gnu/java/nio || mkdir gnu/java/nio
622 AC_CONFIG_LINKS(gnu/java/nio/natPipeImpl.cc:gnu/java/nio/natPipeImpl${PLATFORM}.cc)
623 AC_CONFIG_LINKS(gnu/java/nio/natSelectorImpl.cc:gnu/java/nio/natSelectorImpl${PLATFORM}.cc)
624 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
625 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
629 SYSTEMSPEC="-lgdi32 -lws2_32"
630 if test "${with_win32_nlsapi}" = "unicows"; then
631 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
640 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
641 AC_SUBST(LIBGCJTESTSPEC)
643 AC_ARG_WITH(system-zlib,
644 AS_HELP_STRING([--with-system-zlib],
645 [use installed libz]))
649 AC_SUBST(ZLIBTESTSPEC)
653 # determine whether to enable the cairo GTK Graphics2D backend
654 AC_ARG_ENABLE(gtk-cairo,
655 AS_HELP_STRING([--enable-gtk-cairo],
656 [build the cairo Graphics2D implementation on GTK]))
657 AM_CONDITIONAL(GTK_CAIRO, test "x${enable_gtk_cairo}" = xyes)
658 if test "x${enable_gtk_cairo}" = xyes
660 PKG_CHECK_MODULES(CAIRO, cairo)
661 PKG_CHECK_MODULES(PANGOFT2, pangoft2)
664 AC_SUBST(CAIRO_CFLAGS)
665 AC_SUBST(PANGOFT2_LIBS)
666 AC_SUBST(PANGOFT2_CFLAGS)
668 # FIXME: this should be _libs on some hosts.
671 # extra LD Flags which are required for targets
674 # For now we have to disable it on darwin[8-9] because it slows down
675 # the linking phase. A possible bug in ld?
676 # on Darwin -single_module speeds up loading of the dynamic libraries.
677 extra_ldflags_libjava=-Wl,-single_module
680 AC_SUBST(extra_ldflags_libjava)
682 # Allow the GC to be disabled. Can be useful when debugging.
683 AC_MSG_CHECKING([for garbage collector to use])
684 AC_ARG_ENABLE(java-gc,
685 AS_HELP_STRING([--enable-java-gc=TYPE],
686 [choose garbage collector (default is boehm)]),
698 GCLIBS=../boehm-gc/libgcjgc_convenience.la
699 JC1GCSPEC='-fuse-boehm-gc'
700 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
701 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
704 # The POSIX thread support needs to know this.
705 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
712 AC_MSG_ERROR([unrecognized collector "$GC"])
721 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
722 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
723 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
726 AC_MSG_CHECKING([for thread model used by GCC])
727 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
728 AC_MSG_RESULT([$THREADS])
734 posix | posix95 | pthreads)
738 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
744 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
745 AC_MSG_ERROR(thread package $THREADS not yet supported)
748 AC_MSG_ERROR($THREADS is an unknown thread package)
763 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
765 *-*-freebsd[[1234]]*)
766 # Before FreeBSD 5, it didn't have -lpthread (or any library which
767 # merely adds pthread_* functions) but it does have a -pthread switch
768 # which is required at link-time to select -lc_r *instead* of -lc.
769 THREADLDFLAGS=-pthread
770 # Don't set THREADSPEC here as might be expected since -pthread is
771 # not processed when found within a spec file, it must come from
772 # the command line. For now, the user must provide the -pthread
773 # switch to link code compiled with gcj. In future, consider adding
774 # support for weak references to pthread_* functions ala gthr.h API.
775 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
778 # FreeBSD 5 implements a model much closer to other modern UNIX
779 # which support threads. However, it still does not support
781 THREADLDFLAGS=-pthread
785 THREADCXXFLAGS=-pthread
786 # boehm-gc needs some functions from librt, so link that too.
787 THREADLIBS='-lpthread -lrt'
788 THREADSPEC='-lpthread -lrt'
795 THREADH=posix-threads.h
796 # MIT pthreads doesn't seem to have the mutexattr functions.
797 # But for now we don't check for it. We just assume you aren't
798 # using MIT pthreads.
799 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
801 # If we're using the Boehm GC, then we happen to know that it
802 # defines _REENTRANT, so we don't bother. Eww.
803 if test "$GC" != boehm; then
804 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
806 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
810 THREADH=win32-threads.h
817 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
822 AC_SUBST(THREADLDFLAGS)
823 AC_SUBST(THREADCXXFLAGS)
824 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
825 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
826 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
828 if test -d sysdep; then true; else mkdir sysdep; fi
829 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
830 AC_CONFIG_LINKS(sysdep/backtrace.h:$fallback_backtrace_h)
831 AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
834 # Hash synchronization is only useful with posix threads right now.
835 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
836 HASH_SYNC_SPEC=-fhash-synchronization
837 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
839 AC_SUBST(HASH_SYNC_SPEC)
841 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
843 # We're in the tree with gcc, and need to include some of its headers.
844 GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
846 if test "x${with_newlib}" = "xyes"; then
847 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
848 # may not work correctly, because the compiler may not be able to
851 # We assume newlib. This lets us hard-code the functions we know
853 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
854 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
855 AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.])
856 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
857 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
858 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
859 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
860 # This is only for POSIX threads.
861 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
862 # We also assume we are using gcc, which provides alloca.
863 AC_DEFINE(HAVE_ALLOCA)
865 # Assume we do not have getuid and friends.
866 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
869 AC_CHECK_FUNCS([strerror ioctl select fstat open fsync sleep opendir \
870 gmtime_r localtime_r readdir_r getpwuid_r getcwd \
871 access stat mkdir rename rmdir unlink realpath utime chmod \
872 nl_langinfo setlocale \
873 inet_pton uname inet_ntoa \
874 fork execvp pipe sigaction ftruncate])
875 AC_CHECK_FUNCS(inet_aton inet_addr, break)
876 AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
877 AC_CHECK_FUNC(backtrace, [
880 # Has broken backtrace()
883 # Has broken backtrace(), but we supply our own.
884 if test -d sysdep; then true; else mkdir -p sysdep; fi
886 AC_DEFINE(HAVE_BACKTRACE, 1,
887 [Define if your platform has a working backtrace() function.])
890 AC_DEFINE(HAVE_BACKTRACE, 1,
891 [Define if your platform has a working backtrace() function.])
897 # Has backtrace() defined in libgcj itself
898 AC_DEFINE(HAVE_BACKTRACE, 1,
899 [Define if your platform has a working backtrace() function.])
904 AC_CHECK_LIB(dl, dladdr, [
905 if test "x${disable_dladdr}" = "xyes"; then
909 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])
912 if test x"$build" = x"$host"; then
913 AC_CHECK_FILES(/proc/self/exe, [
914 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
918 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
927 AC_CHECK_FUNCS(gethostbyname_r, [
928 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
929 [Define if you have the 'gethostbyname_r' function.])
930 # There are two different kinds of gethostbyname_r.
931 # We look for the one that returns `int'.
932 # Hopefully this check is robust enough.
933 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
934 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
937 *" -D_REENTRANT "*) ;;
939 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
940 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
941 [libjava_cv_gethostbyname_r_needs_reentrant],
943 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
944 [[gethostbyname_r("", 0, 0);]])],
945 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
946 CPPFLAGS_SAVE="$CPPFLAGS"
947 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
948 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
949 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
950 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
951 CPPFLAGS="$CPPFLAGS_SAVE"
955 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
956 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
961 AC_CACHE_CHECK([for struct hostent_data],
962 [libjava_cv_struct_hostent_data], [dnl
963 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
964 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
965 # define _REENTRANT 1
967 #include <netdb.h>]], [[struct hostent_data data;]])],
968 [libjava_cv_struct_hostent_data=yes],
969 [libjava_cv_struct_hostent_data=no])])
970 if test "x$libjava_cv_struct_hostent_data" = xyes; then
971 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
972 [Define if struct hostent_data is defined in netdb.h])
976 # FIXME: libjava source code expects to find a prototype for
977 # gethostbyaddr_r in netdb.h. The outer check ensures that
978 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
979 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
980 # linkage check is enough, yet C++ code requires proper prototypes.)
981 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
982 AC_CHECK_FUNCS(gethostbyaddr_r, [
983 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
984 [Define if you have the 'gethostbyaddr_r' function.])
985 # There are two different kinds of gethostbyaddr_r.
986 # We look for the one that returns `int'.
987 # Hopefully this check is robust enough.
988 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
989 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
990 [Define if gethostbyaddr_r returns 'int'.])])])])
992 AC_CHECK_FUNCS(gethostname, [
993 AC_DEFINE(HAVE_GETHOSTNAME, 1,
994 [Define if you have the 'gethostname' function.])
995 AC_EGREP_HEADER(gethostname, unistd.h, [
996 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
997 [Define if gethostname is declared in <unistd.h>.])])])
999 AC_CHECK_FUNCS(usleep, [
1000 AC_EGREP_HEADER(usleep, unistd.h, [
1001 AC_DEFINE(HAVE_USLEEP_DECL, 1,
1002 [Define if usleep is declared in <unistd.h>.])])])
1004 # Look for these functions in the thread library, but only bother
1005 # if using POSIX threads.
1006 if test "$THREADS" = posix; then
1008 LIBS="$LIBS $THREADLIBS"
1009 # Some POSIX thread systems don't have pthread_mutexattr_settype.
1011 AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
1013 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
1014 # Solaris 7 the name librt is preferred.
1015 AC_CHECK_FUNCS(sched_yield, , [
1016 AC_CHECK_LIB(rt, sched_yield, [
1017 AC_DEFINE(HAVE_SCHED_YIELD)
1018 THREADLIBS="$THREADLIBS -lrt"
1019 THREADSPEC="$THREADSPEC -lrt"], [
1020 AC_CHECK_LIB(posix4, sched_yield, [
1021 AC_DEFINE(HAVE_SCHED_YIELD)
1022 THREADLIBS="$THREADLIBS -lposix4"
1023 THREADSPEC="$THREADSPEC -lposix4"])])])
1026 # We can save a little space at runtime if the mutex has m_count
1027 # or __m_count. This is a nice hack for Linux.
1028 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1029 extern pthread_mutex_t *mutex; int q = mutex->m_count;
1030 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
1031 [Define if pthread_mutex_t has m_count member.]), [
1032 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1033 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
1034 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
1035 [Define if pthread_mutex_t has __m_count member.]))])
1038 # We require a way to get the time.
1040 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
1041 if test "$time_found" = no; then
1042 AC_MSG_ERROR([no function found to get the time])
1045 AC_CHECK_FUNCS(memmove)
1047 # We require memcpy.
1049 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
1050 if test "$memcpy_found" = no; then
1051 AC_MSG_ERROR([memcpy is required])
1054 AC_CHECK_LIB(dl, dlopen, [
1055 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])
1057 # Some library-finding code we stole from Tcl.
1058 #--------------------------------------------------------------------
1059 # Check for the existence of the -lsocket and -lnsl libraries.
1060 # The order here is important, so that they end up in the right
1061 # order in the command line generated by make. Here are some
1062 # special considerations:
1063 # 1. Use "connect" and "accept" to check for -lsocket, and
1064 # "gethostbyname" to check for -lnsl.
1065 # 2. Use each function name only once: can't redo a check because
1066 # autoconf caches the results of the last check and won't redo it.
1067 # 3. Use -lnsl and -lsocket only if they supply procedures that
1068 # aren't already present in the normal libraries. This is because
1069 # IRIX 5.2 has libraries, but they aren't needed and they're
1070 # bogus: they goof up name resolution if used.
1071 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
1072 # To get around this problem, check for both libraries together
1073 # if -lsocket doesn't work by itself.
1074 #--------------------------------------------------------------------
1076 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
1077 [gcj_cv_lib_sockets=
1079 unset ac_cv_func_connect
1080 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
1081 if test "$gcj_checkSocket" = 1; then
1082 unset ac_cv_func_connect
1083 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
1086 if test "$gcj_checkBoth" = 1; then
1088 LIBS="$LIBS -lsocket -lnsl"
1089 unset ac_cv_func_accept
1090 AC_CHECK_FUNC(accept,
1092 gcj_cv_lib_sockets="-lsocket -lnsl"])
1093 unset ac_cv_func_accept
1096 unset ac_cv_func_gethostbyname
1098 LIBS="$LIBS $gcj_cv_lib_sockets"
1099 AC_CHECK_FUNC(gethostbyname, ,
1100 [AC_CHECK_LIB(nsl, main,
1101 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
1102 unset ac_cv_func_gethostbyname
1105 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
1107 if test "$with_system_zlib" = yes; then
1108 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
1111 # Test for Gtk stuff, if asked for.
1112 if test "$use_gtk_awt" = yes; then
1113 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
1114 AC_SUBST(GTK_CFLAGS)
1117 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1118 AC_SUBST(GLIB_CFLAGS)
1121 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1122 AC_SUBST(LIBART_CFLAGS)
1123 AC_SUBST(LIBART_LIBS)
1125 # We require the XTest Extension to support java.awt.Robot.
1126 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1127 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1131 # On Solaris, and maybe other architectures, the Boehm collector
1133 if test "$GC" = boehm; then
1134 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1137 AM_CONDITIONAL(SUPPLY_BACKTRACE, test "$supply_backtrace" = yes)
1139 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1141 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1142 *) CLASSPATH_SEPARATOR=':' ;;
1144 AC_SUBST(CLASSPATH_SEPARATOR)
1146 # We must search the source tree for java.lang, since we still don't
1147 # have libgcj.jar nor java/lang/*.class
1148 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1149 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1151 # Since some classes depend on this one, we need its source available
1152 # before we can do any GCJ compilation test :-(
1153 if test ! -f gnu/classpath/Configuration.java; then
1154 test -d gnu || mkdir gnu
1155 test -d gnu/classpath || mkdir gnu/classpath
1156 # Note that it is not crucial that all the values here be correct.
1157 sed -e "s,@prefix@,$prefix," \
1158 -e "s,@VERSION@,$VERSION," \
1159 -e "s,@LIBDEBUG@,false," \
1160 -e "s,@INIT_LOAD_LIBRARY@,false," \
1161 -e "s,@@,$LIBGCJDEBUG," \
1162 -e "s,@default_toolkit@,$TOOLKIT," \
1163 -e "s,@JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION@,false," \
1164 -e "s,@GTK_CAIRO_ENABLED@,false," \
1165 < $srcdir/classpath/gnu/classpath/Configuration.java.in \
1166 > gnu/classpath/Configuration.java
1167 # We do not want to redirect the output of the grep below to /dev/null,
1168 # but we add /dev/null to the input list so that grep will print the
1169 # filename of Configuration.java in case it finds any matches.
1170 if grep '@.*@' gnu/classpath/Configuration.java /dev/null; then
1171 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1178 rm -f gnu/classpath/Configuration.java
1180 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1182 AC_CHECK_SIZEOF(void *)
1190 if test -z "$ZLIBSPEC"; then
1191 # Use zlib from the GCC tree.
1192 ZINCS='-I$(top_srcdir)/../zlib'
1193 ZLIBS=../zlib/libzgcj_convenience.la
1196 SYS_ZLIBS="$ZLIBSPEC"
1201 AC_SUBST(DIVIDESPEC)
1202 AC_SUBST(CHECKREFSPEC)
1203 AC_SUBST(EXCEPTIONSPEC)
1204 AC_SUBST(BACKTRACESPEC)
1207 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1208 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1209 AC_SUBST(GCC_UNWIND_INCLUDE)
1211 # Process the option "--enable-version-specific-runtime-libs"
1212 # Calculate toolexeclibdir
1213 case ${version_specific_libs} in
1215 # Need the gcc compiler version to know where to install libraries
1216 # and header files if --enable-version-specific-runtime-libs option
1218 includedir='$(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include/'
1219 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1220 toolexecmainlibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
1221 toolexeclibdir=$toolexecmainlibdir
1224 if test -n "$with_cross_host" &&
1225 test x"$with_cross_host" != x"no"; then
1226 # Install a library built with a cross compiler in tooldir, not libdir.
1227 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1228 toolexecmainlibdir='$(toolexecdir)/lib'
1230 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1231 toolexecmainlibdir='$(libdir)'
1233 multi_os_directory=`$CC -print-multi-os-directory`
1234 case $multi_os_directory in
1235 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1236 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1240 AC_SUBST(toolexecdir)
1241 AC_SUBST(toolexecmainlibdir)
1242 AC_SUBST(toolexeclibdir)
1244 # Determine gcj version number.
1245 gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
1246 GCJVERSION=$gcjversion
1247 AC_SUBST(GCJVERSION)
1248 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1250 AC_DEFINE(JV_VERSION, "1.4.2", [Compatibility version string])
1251 AC_DEFINE(JV_API_VERSION, "1.4", [API compatibility version string])
1253 TL_AC_GXX_INCLUDE_DIR
1255 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1256 # On that system, sys/ioctl.h will not include sys/filio.h unless
1257 # BSD_COMP is defined; just including sys/filio.h is simpler.
1258 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1259 # for now. If you change this, you also must update natFile.cc.
1260 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1261 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1262 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1263 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1265 AC_CHECK_HEADERS(inttypes.h, [
1266 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1267 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1271 AC_CHECK_TYPE([ssize_t], [int])
1273 AC_MSG_CHECKING([for in_addr_t])
1274 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1279 #if HAVE_NETINET_IN_H
1280 #include <netinet/in.h>
1281 #endif]], [[in_addr_t foo;]])],
1282 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1283 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1284 AC_MSG_RESULT(yes)],
1285 [AC_MSG_RESULT(no)])
1287 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1288 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1289 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1290 [Define if struct ip_mreq is defined in netinet/in.h.])
1291 AC_MSG_RESULT(yes)],
1292 [AC_MSG_RESULT(no)])
1294 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1295 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1296 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1297 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1298 AC_MSG_RESULT(yes)],
1299 [AC_MSG_RESULT(no)])
1301 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1302 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1303 [AC_DEFINE(HAVE_INET6, 1,
1304 [Define if inet6 structures are defined in netinet/in.h.])
1305 AC_MSG_RESULT(yes)],
1306 [AC_MSG_RESULT(no)])
1308 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1309 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1310 #include <sys/types.h>
1311 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1312 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1313 AC_MSG_RESULT(yes)],
1314 [AC_MSG_RESULT(no)])
1316 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1317 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1318 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1319 AC_MSG_RESULT(yes)],
1321 AC_MSG_CHECKING([for global timezone variable])
1322 dnl FIXME: we don't want a link check here because that won't work
1323 dnl when cross-compiling. So instead we make an assumption that
1324 dnl the header file will mention timezone if it exists.
1325 dnl Don't find the win32 function timezone
1326 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1327 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1328 AC_MSG_RESULT(yes)],
1330 AC_MSG_CHECKING([for global _timezone variable])
1331 dnl FIXME: As above, don't want link check
1332 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1333 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1334 [Define if your platform has the global _timezone variable.])
1335 AC_MSG_RESULT(yes)],
1336 [AC_MSG_RESULT(no)])])])
1341 AC_CHECK_PROGS(PERL, perl, false)
1348 SIGNAL_HANDLER=include/i386-signal.h
1350 sparc*-sun-solaris*)
1351 SIGNAL_HANDLER=include/sparc-signal.h
1354 # SYSDEP_SOURCES=sysdep/ia64.c
1355 # test -d sysdep || mkdir sysdep
1358 SIGNAL_HANDLER=include/pa-signal.h
1361 SIGNAL_HANDLER=include/dwarf2-signal.h
1364 SIGNAL_HANDLER=include/powerpc-signal.h
1367 SIGNAL_HANDLER=include/dwarf2-signal.h
1370 SIGNAL_HANDLER=include/s390-signal.h
1373 SIGNAL_HANDLER=include/x86_64-signal.h
1374 SIGNAL_HANDLER_AUX=include/i386-signal.h
1377 SIGNAL_HANDLER=include/dwarf2-signal.h
1380 SIGNAL_HANDLER=include/sh-signal.h
1383 SIGNAL_HANDLER=include/win32-signal.h
1386 SIGNAL_HANDLER=include/mips-signal.h
1389 SIGNAL_HANDLER=include/darwin-signal.h
1392 SIGNAL_HANDLER=include/default-signal.h
1396 # If we're using sjlj exceptions, forget what we just learned.
1397 if test "$enable_sjlj_exceptions" = yes; then
1398 SIGNAL_HANDLER=include/default-signal.h
1402 AC_SUBST(SYSDEP_SOURCES)
1404 if test -z "$SIGNAL_HANDLER_AUX"; then
1405 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1408 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1409 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1411 if test "${multilib}" = "yes"; then
1412 multilib_arg="--enable-multilib"
1419 here=`${PWDCMD-pwd}`
1422 # We get this from the environment.
1435 AC_CONFIG_COMMANDS([default],
1436 [# Only add multilib support code if we just rebuilt top-level Makefile.
1437 case " $CONFIG_FILES " in
1439 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
1440 ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
1443 for ac_multi_file in $CONFIG_FILES; do
1444 case $ac_multi_file in
1446 grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
1453 with_multisubdir=${with_multisubdir}
1454 ac_configure_args="${multilib_arg} ${ac_configure_args}"
1455 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1456 libgcj_basedir=${libgcj_basedir}
1459 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"