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 ',' ' '`"
172 # The default toolkit to use is the first one specified.
176 for peer in $peerlibs ; do
179 if test "$no_x" = yes; then
180 echo "*** xlib peers requested but no X library available" 1>&2
184 if test -z "$TOOLKIT"; then
185 TOOLKIT=gnu.awt.xlib.XToolkit
190 if test "$no_x" = yes; then
191 echo "*** gtk peers requested but no X library available" 1>&2
195 if test -z "$TOOLKIT"; then
196 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
201 if test "$no_x" = yes; then
202 # Perhaps we should admit the possibility of embedded Qt.
203 echo "*** Qt peers requested but no X library available" 1>&2
207 if test -z "$TOOLKIT"; then
208 TOOLKIT=gnu.java.awt.peer.qt.QtToolkit
219 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
224 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
225 AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes)
226 AM_CONDITIONAL(QT_AWT, test "$use_qt_awt" = yes)
228 # Create standard.omit based on decisions we just made.
229 cp $srcdir/standard.omit.in standard.omit
230 if test "$use_xlib_awt" != yes; then
231 echo gnu/awt/xlib >> standard.omit
232 echo gnu/gcj/xlib >> standard.omit
234 if test "$use_gtk_awt" != yes; then
235 echo gnu/java/awt/peer/gtk >> standard.omit
237 if test "$use_qt_awt" != yes; then
238 echo gnu/java/awt/peer/qt >> standard.omit
241 if test -z "${with_multisubdir}"; then
244 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
249 # Which gcj do we use?
251 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
252 if test -n "${with_cross_host}"; then
253 # We are being configured with a cross compiler. We can't
254 # use ac_exeext, because that is for the target platform.
257 case "${with_cross_host}" in
259 cross_host_exeext=.exe
262 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
263 if test x"$build_noncanonical" = x"$with_cross_host"; then
264 # Ordinary cross (host!=target and host=build)
267 # Canadian cross (host!=target and host!=build)
274 # We are being configured with a native or crossed-native compiler
275 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
276 if test x"$build" = x"$host"; then
277 # True native build (host=target and host=build)
280 # Crossed-native build (host=target and host!=build)
287 case "${which_gcj}" in
289 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
290 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
291 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/fastjar/fastjar'
294 if test "x${with_newlib}" = "xyes"; then
295 # FIXME (comment): Why is this needed?
297 GCJ="${target_noncanonical}-gcj"
299 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
301 ZIP='$(target_noncanonical)-fastjar'
302 GCJH='$(target_noncanonical)-gcjh'
305 GCJ="gcj -B`${PWDCMD-pwd}`/"
306 ## In this case, gcj is found outside the build tree. However, zip is
307 ## found in the build tree.
308 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../$(COMPPATH)/fastjar/fastjar'
316 # Create it, so that compile/link tests don't fail
317 test -f libgcj.spec || touch libgcj.spec
321 # Set up to configure Classpath.
322 # FIXME: no supported way to pass args in autoconf.
323 ac_configure_args="$ac_configure_args --disable-load-library"
324 ac_configure_args="$ac_configure_args --${LIBGCJDEBUG}-debug"
325 ac_configure_args="$ac_configure_args --enable-default-toolkit=$TOOLKIT"
326 dir1=`cd $srcdir && pwd`
328 ac_configure_args="$ac_configure_args --with-vm-classes=$dir1:$dir2"
329 ac_configure_args="$ac_configure_args --disable-core-jni"
331 ac_configure_args="$ac_configure_args --disable-examples"
332 ac_configure_args="$ac_configure_args --with-glibj=build"
333 if test "$use_gtk_awt" != yes; then
334 ac_configure_args="$ac_configure_args --disable-gtk-peer"
336 if test "$use_qt_awt" != yes; then
337 ac_configure_args="$ac_configure_args --disable-qt-peer"
339 # We need this as qt is disabled by default in classpath.
340 ac_configure_args="$ac_configure_args --enable-qt-peer"
343 dnl --with-javah=$GCJH
345 dnl gtk-cairo -- just export here...
346 dnl --enable-regen-headers?
348 # Only use libltdl for non-newlib builds.
349 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
350 AC_LIBLTDL_CONVENIENCE
353 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
354 # Sigh. Libtool's macro doesn't do the right thing.
355 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
356 # FIXME: this is a hack.
357 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
358 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
367 AC_CONFIG_SUBDIRS(classpath libltdl)
369 # The -no-testsuite modules omit the test subdir.
370 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
372 # Should the runtime set system properties by examining the
373 # environment variable GCJ_PROPERTIES?
374 AC_ARG_ENABLE(getenv-properties,
375 AS_HELP_STRING([--disable-getenv-properties],
376 [don't set system properties from GCJ_PROPERTIES]))
378 # Whether GCJ_PROPERTIES is used depends on the target.
379 if test -z "$enable_getenv_properties"; then
380 enable_getenv_properties=${enable_getenv_properties_default-yes}
382 if test "$enable_getenv_properties" = no; then
383 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
384 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
387 # Whether we should use arguments to main()
388 if test -z "$enable_main_args"; then
389 enable_main_args=${enable_main_args_default-yes}
391 if test "$enable_main_args" = no; then
392 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
396 # Should we use hashtable-based synchronization?
397 # Currently works only for Linux X86/ia64
398 # Typically faster and more space-efficient
399 AC_ARG_ENABLE(hash-synchronization,
400 AS_HELP_STRING([--enable-hash-synchronization],
401 [use global hash table for monitor locks]))
403 if test -z "$enable_hash_synchronization"; then
404 enable_hash_synchronization=$enable_hash_synchronization_default
407 AC_ARG_WITH(java-home,
408 AS_HELP_STRING([--with-java-home=DIRECTORY],
409 [value of java.home system property]),
410 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
411 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
414 # What is the native OS API for MinGW?
415 AC_ARG_WITH(win32-nlsapi,
416 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
417 [native MinGW libgcj Win32 OS API (default is ansi)]),
418 [case "${withval}" in
419 ansi) with_win32_nlsapi=ansi ;;
420 unicows) with_win32_nlsapi=unicows ;;
421 unicode) with_win32_nlsapi=unicode ;;
422 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
423 esac],[with_win32_nlsapi=ansi])
425 case "${with_win32_nlsapi}" in
427 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
428 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
432 # configure.host sets slow_pthread_self if the synchronization code should
433 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
434 if test "${slow_pthread_self}" = "yes"; then
435 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
436 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
439 # Check for gc debugging. This option is handled both here and in the GC.
440 AC_ARG_ENABLE(gc-debug,
441 AS_HELP_STRING([--enable-gc-debug],
442 [include full support for pointer backtracing etc.]),
443 [ if test "$enable_gc_debug" = "yes"; then
444 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
445 [Define if we want to use debug calls into the garbage collector.])
448 # See if the user has the interpreter included.
449 AC_ARG_ENABLE(interpreter,
450 AS_HELP_STRING([--enable-interpreter],
451 [enable interpreter]),
452 [if test "$enable_interpreter" = yes; then
453 # This can also be set in configure.host.
454 libgcj_interpreter=yes
455 elif test "$enable_interpreter" = no; then
456 libgcj_interpreter=no
459 if test "$libgcj_interpreter" = yes; then
460 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
462 INTERPRETER="$libgcj_interpreter"
463 AC_SUBST(INTERPRETER)
465 AC_MSG_CHECKING([for exception model to use])
467 AC_ARG_ENABLE(sjlj-exceptions,
468 AS_HELP_STRING([--enable-sjlj-exceptions],
469 [force use of builtin_setjmp for exceptions]),
471 [dnl Botheration. Now we've got to detect the exception model.
472 dnl Link tests against libgcc.a are problematic since -- at least
473 dnl as of this writing -- we've not been given proper -L bits for
474 dnl single-tree newlib and libgloss.
476 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
477 dnl conftest files before we got a change to grep them first.
478 cat > conftest.$ac_ext << EOF
479 [#]line __oline__ "configure"
488 old_CXXFLAGS="$CXXFLAGS"
490 if AC_TRY_EVAL(ac_compile); then
491 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
492 enable_sjlj_exceptions=yes
493 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
494 enable_sjlj_exceptions=no
497 CXXFLAGS="$old_CXXFLAGS"
499 if test x$enable_sjlj_exceptions = xyes; then
500 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
501 [Define if the compiler is configured for setjmp/longjmp exceptions.])
502 ac_exception_model_name=sjlj
503 elif test x$enable_sjlj_exceptions = xno; then
504 ac_exception_model_name="call frame"
506 AC_MSG_ERROR([unable to detect exception model])
509 AC_MSG_RESULT($ac_exception_model_name)
511 # If we are non using SJLJ exceptions, and this host does not have support
512 # for unwinding from a signal handler, enable checked dereferences and divides.
513 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
514 CHECKREFSPEC=-fcheck-references
515 DIVIDESPEC=-fuse-divide-subroutine
519 # See if the user wants to disable java.net. This is the mildly
520 # ugly way that we admit that target-side configuration sucks.
521 AC_ARG_ENABLE(java-net,
522 AS_HELP_STRING([--disable-java-net],
525 # Whether java.net is built by default can depend on the target.
526 if test -z "$enable_java_net"; then
527 enable_java_net=${enable_java_net_default-yes}
529 if test "$enable_java_net" = no; then
530 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
533 # See if the user wants to configure without libffi. Some
534 # architectures don't support it, and default values are set in
537 AS_HELP_STRING([--without-libffi],
540 [with_libffi=${with_libffi_default-yes}])
544 if test "$with_libffi" != no; then
545 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
546 LIBFFI=../libffi/libffi_convenience.la
547 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
552 # See if the user wants to disable JVMPI support.
554 AS_HELP_STRING([--disable-jvmpi],
555 [disable JVMPI support]))
557 if test "$enable_jvmpi" != no; then
558 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
561 # If the target is an eCos system, use the appropriate eCos
563 # FIXME: this should not be a local option but a global target
564 # system; at present there is no eCos target.
565 TARGET_ECOS=${PROCESS-"no"}
567 [ --with-ecos enable runtime eCos target support],
568 TARGET_ECOS="$with_ecos"
573 PLATFORM_INNER_NAT_HDRS=
574 case "$TARGET_ECOS" in
580 CHECK_FOR_BROKEN_MINGW_LD
586 PLATFORM_INNER_NAT_HDRS='java/lang/ConcreteProcess$$ProcessManager.h'
593 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
597 AC_SUBST(PLATFORM_INNER_NAT_HDRS)
598 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
600 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
601 [Define if you have int32_t and uint32_t.]))
602 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
603 [Define if you have int32_t and uint32_t.]))
604 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
605 [Define if you have u_int32_t]))
606 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
607 [Define if you have u_int32_t]))
609 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
610 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix || test "$PLATFORM" = Ecos)
613 *-darwin*) DARWIN_CRT=true ;;
614 *) DARWIN_CRT=false ;;
616 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
618 # These may not be defined in a non-ANS conformant embedded system.
619 # FIXME: Should these case a runtime exception in that case?
620 AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
621 [Define is you have 'mktime' in <time.h>]))
622 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
623 [Define is you have 'localtime' in <time.h>]))
625 # Create the subdirectory for natFile.cc, or the attempt
626 # to create the link will fail.
627 test -d java || mkdir java
628 test -d java/io || mkdir java/io
629 test -d gnu || mkdir gnu
630 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
632 # Likewise for ConcreteProcess.java and natConcreteProcess.cc.
633 test -d java/lang || mkdir java/lang
634 AC_CONFIG_LINKS(java/lang/ConcreteProcess.java:java/lang/${PLATFORM}Process.java)
635 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
637 # Likewise for natInetAddress.cc and natVMNetworkInterface.cc.
638 test -d java/net || mkdir java/net
639 AC_CONFIG_LINKS(java/net/natInetAddress.cc:java/net/natInetAddress${PLATFORMNET}.cc)
640 AC_CONFIG_LINKS(java/net/natVMNetworkInterface.cc:java/net/natVMNetworkInterface${PLATFORMNET}.cc)
642 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
643 test -d gnu/java || mkdir gnu/java
644 test -d gnu/java/net || mkdir gnu/java/net
645 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
646 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
648 # Likewise for natPipeImpl.cc and natSelectorImpl.cc.
649 test -d gnu/java/nio || mkdir gnu/java/nio
650 AC_CONFIG_LINKS(gnu/java/nio/natPipeImpl.cc:gnu/java/nio/natPipeImpl${PLATFORM}.cc)
651 AC_CONFIG_LINKS(gnu/java/nio/natSelectorImpl.cc:gnu/java/nio/natSelectorImpl${PLATFORM}.cc)
652 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
653 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
657 SYSTEMSPEC="-lgdi32 -lws2_32"
658 if test "${with_win32_nlsapi}" = "unicows"; then
659 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
668 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
669 AC_SUBST(LIBGCJTESTSPEC)
671 AC_ARG_WITH(system-zlib,
672 AS_HELP_STRING([--with-system-zlib],
673 [use installed libz]))
677 AC_SUBST(ZLIBTESTSPEC)
681 # determine whether to enable the cairo GTK Graphics2D backend
682 AC_ARG_ENABLE(gtk-cairo,
683 AS_HELP_STRING([--enable-gtk-cairo],
684 [build the cairo Graphics2D implementation on GTK]))
685 AM_CONDITIONAL(GTK_CAIRO, test "x${enable_gtk_cairo}" = xyes)
686 if test "x${enable_gtk_cairo}" = xyes
688 PKG_CHECK_MODULES(CAIRO, cairo)
689 PKG_CHECK_MODULES(PANGOFT2, pangoft2)
692 AC_SUBST(CAIRO_CFLAGS)
693 AC_SUBST(PANGOFT2_LIBS)
694 AC_SUBST(PANGOFT2_CFLAGS)
696 # FIXME: this should be _libs on some hosts.
699 # extra LD Flags which are required for targets
702 # For now we have to disable it on darwin[8-9] because it slows down
703 # the linking phase. A possible bug in ld?
704 # on Darwin -single_module speeds up loading of the dynamic libraries.
705 extra_ldflags_libjava=-Wl,-single_module
708 AC_SUBST(extra_ldflags_libjava)
710 # Allow the GC to be disabled. Can be useful when debugging.
711 AC_MSG_CHECKING([for garbage collector to use])
712 AC_ARG_ENABLE(java-gc,
713 AS_HELP_STRING([--enable-java-gc=TYPE],
714 [choose garbage collector (default is boehm)]),
726 GCLIBS=../boehm-gc/libgcjgc_convenience.la
727 JC1GCSPEC='-fuse-boehm-gc'
728 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
729 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
732 # The POSIX thread support needs to know this.
733 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
740 AC_MSG_ERROR([unrecognized collector "$GC"])
749 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
750 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
751 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
754 AC_MSG_CHECKING([for thread model used by GCC])
755 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
756 AC_MSG_RESULT([$THREADS])
762 posix | posix95 | pthreads)
766 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
772 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
773 AC_MSG_ERROR(thread package $THREADS not yet supported)
776 AC_MSG_ERROR($THREADS is an unknown thread package)
791 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
793 *-*-freebsd[[1234]]*)
794 # Before FreeBSD 5, it didn't have -lpthread (or any library which
795 # merely adds pthread_* functions) but it does have a -pthread switch
796 # which is required at link-time to select -lc_r *instead* of -lc.
797 THREADLDFLAGS=-pthread
798 # Don't set THREADSPEC here as might be expected since -pthread is
799 # not processed when found within a spec file, it must come from
800 # the command line. For now, the user must provide the -pthread
801 # switch to link code compiled with gcj. In future, consider adding
802 # support for weak references to pthread_* functions ala gthr.h API.
803 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
806 # FreeBSD 5 implements a model much closer to other modern UNIX
807 # which support threads. However, it still does not support
809 THREADLDFLAGS=-pthread
813 THREADCXXFLAGS=-pthread
814 # boehm-gc needs some functions from librt, so link that too.
815 THREADLIBS='-lpthread -lrt'
816 THREADSPEC='-lpthread -lrt'
823 THREADH=posix-threads.h
824 # MIT pthreads doesn't seem to have the mutexattr functions.
825 # But for now we don't check for it. We just assume you aren't
826 # using MIT pthreads.
827 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
829 # If we're using the Boehm GC, then we happen to know that it
830 # defines _REENTRANT, so we don't bother. Eww.
831 if test "$GC" != boehm; then
832 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
834 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
838 THREADH=win32-threads.h
845 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
850 AC_SUBST(THREADLDFLAGS)
851 AC_SUBST(THREADCXXFLAGS)
852 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
853 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
854 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
856 if test -d sysdep; then true; else mkdir sysdep; fi
857 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
858 AC_CONFIG_LINKS(sysdep/backtrace.h:$fallback_backtrace_h)
859 AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
862 # Hash synchronization is only useful with posix threads right now.
863 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
864 HASH_SYNC_SPEC=-fhash-synchronization
865 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
867 AC_SUBST(HASH_SYNC_SPEC)
869 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
871 # We're in the tree with gcc, and need to include some of its headers.
872 GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
874 if test "x${with_newlib}" = "xyes"; then
875 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
876 # may not work correctly, because the compiler may not be able to
879 # We assume newlib. This lets us hard-code the functions we know
881 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
882 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
883 AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.])
884 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
885 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
886 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
887 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
888 # This is only for POSIX threads.
889 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
890 # We also assume we are using gcc, which provides alloca.
891 AC_DEFINE(HAVE_ALLOCA)
893 # Assume we do not have getuid and friends.
894 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
897 AC_CHECK_FUNCS([strerror ioctl select fstat open fsync sleep opendir \
898 gmtime_r localtime_r readdir_r getpwuid_r getcwd \
899 access stat mkdir rename rmdir unlink realpath utime chmod \
900 nl_langinfo setlocale \
901 inet_pton uname inet_ntoa \
902 fork execvp pipe sigaction ftruncate])
903 AC_CHECK_FUNCS(inet_aton inet_addr, break)
904 AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
905 AC_CHECK_FUNC(backtrace, [
908 # Has broken backtrace()
911 # Has broken backtrace(), but we supply our own.
912 if test -d sysdep; then true; else mkdir -p sysdep; fi
914 AC_DEFINE(HAVE_BACKTRACE, 1,
915 [Define if your platform has a working backtrace() function.])
918 AC_DEFINE(HAVE_BACKTRACE, 1,
919 [Define if your platform has a working backtrace() function.])
925 # Has backtrace() defined in libgcj itself
926 AC_DEFINE(HAVE_BACKTRACE, 1,
927 [Define if your platform has a working backtrace() function.])
932 AC_CHECK_LIB(dl, dladdr, [
933 if test "x${disable_dladdr}" = "xyes"; then
937 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])
940 if test x"$build" = x"$host"; then
941 AC_CHECK_FILES(/proc/self/exe, [
942 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
946 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
955 AC_CHECK_FUNCS(gethostbyname_r, [
956 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
957 [Define if you have the 'gethostbyname_r' function.])
958 # There are two different kinds of gethostbyname_r.
959 # We look for the one that returns `int'.
960 # Hopefully this check is robust enough.
961 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
962 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
965 *" -D_REENTRANT "*) ;;
967 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
968 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
969 [libjava_cv_gethostbyname_r_needs_reentrant],
971 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
972 [[gethostbyname_r("", 0, 0);]])],
973 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
974 CPPFLAGS_SAVE="$CPPFLAGS"
975 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
976 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
977 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
978 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
979 CPPFLAGS="$CPPFLAGS_SAVE"
983 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
984 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
989 AC_CACHE_CHECK([for struct hostent_data],
990 [libjava_cv_struct_hostent_data], [dnl
991 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
992 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
993 # define _REENTRANT 1
995 #include <netdb.h>]], [[struct hostent_data data;]])],
996 [libjava_cv_struct_hostent_data=yes],
997 [libjava_cv_struct_hostent_data=no])])
998 if test "x$libjava_cv_struct_hostent_data" = xyes; then
999 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
1000 [Define if struct hostent_data is defined in netdb.h])
1004 # FIXME: libjava source code expects to find a prototype for
1005 # gethostbyaddr_r in netdb.h. The outer check ensures that
1006 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
1007 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
1008 # linkage check is enough, yet C++ code requires proper prototypes.)
1009 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
1010 AC_CHECK_FUNCS(gethostbyaddr_r, [
1011 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
1012 [Define if you have the 'gethostbyaddr_r' function.])
1013 # There are two different kinds of gethostbyaddr_r.
1014 # We look for the one that returns `int'.
1015 # Hopefully this check is robust enough.
1016 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
1017 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
1018 [Define if gethostbyaddr_r returns 'int'.])])])])
1020 AC_CHECK_FUNCS(gethostname, [
1021 AC_DEFINE(HAVE_GETHOSTNAME, 1,
1022 [Define if you have the 'gethostname' function.])
1023 AC_EGREP_HEADER(gethostname, unistd.h, [
1024 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
1025 [Define if gethostname is declared in <unistd.h>.])])])
1027 AC_CHECK_FUNCS(usleep, [
1028 AC_EGREP_HEADER(usleep, unistd.h, [
1029 AC_DEFINE(HAVE_USLEEP_DECL, 1,
1030 [Define if usleep is declared in <unistd.h>.])])])
1032 # Look for these functions in the thread library, but only bother
1033 # if using POSIX threads.
1034 if test "$THREADS" = posix; then
1036 LIBS="$LIBS $THREADLIBS"
1037 # Some POSIX thread systems don't have pthread_mutexattr_settype.
1039 AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
1041 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
1042 # Solaris 7 the name librt is preferred.
1043 AC_CHECK_FUNCS(sched_yield, , [
1044 AC_CHECK_LIB(rt, sched_yield, [
1045 AC_DEFINE(HAVE_SCHED_YIELD)
1046 THREADLIBS="$THREADLIBS -lrt"
1047 THREADSPEC="$THREADSPEC -lrt"], [
1048 AC_CHECK_LIB(posix4, sched_yield, [
1049 AC_DEFINE(HAVE_SCHED_YIELD)
1050 THREADLIBS="$THREADLIBS -lposix4"
1051 THREADSPEC="$THREADSPEC -lposix4"])])])
1054 # We can save a little space at runtime if the mutex has m_count
1055 # or __m_count. This is a nice hack for Linux.
1056 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1057 extern pthread_mutex_t *mutex; int q = mutex->m_count;
1058 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
1059 [Define if pthread_mutex_t has m_count member.]), [
1060 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1061 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
1062 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
1063 [Define if pthread_mutex_t has __m_count member.]))])
1066 # We require a way to get the time.
1068 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
1069 if test "$time_found" = no; then
1070 AC_MSG_ERROR([no function found to get the time])
1073 AC_CHECK_FUNCS(memmove)
1075 # We require memcpy.
1077 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
1078 if test "$memcpy_found" = no; then
1079 AC_MSG_ERROR([memcpy is required])
1082 AC_CHECK_LIB(dl, dlopen, [
1083 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])
1085 # Some library-finding code we stole from Tcl.
1086 #--------------------------------------------------------------------
1087 # Check for the existence of the -lsocket and -lnsl libraries.
1088 # The order here is important, so that they end up in the right
1089 # order in the command line generated by make. Here are some
1090 # special considerations:
1091 # 1. Use "connect" and "accept" to check for -lsocket, and
1092 # "gethostbyname" to check for -lnsl.
1093 # 2. Use each function name only once: can't redo a check because
1094 # autoconf caches the results of the last check and won't redo it.
1095 # 3. Use -lnsl and -lsocket only if they supply procedures that
1096 # aren't already present in the normal libraries. This is because
1097 # IRIX 5.2 has libraries, but they aren't needed and they're
1098 # bogus: they goof up name resolution if used.
1099 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
1100 # To get around this problem, check for both libraries together
1101 # if -lsocket doesn't work by itself.
1102 #--------------------------------------------------------------------
1104 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
1105 [gcj_cv_lib_sockets=
1107 unset ac_cv_func_connect
1108 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
1109 if test "$gcj_checkSocket" = 1; then
1110 unset ac_cv_func_connect
1111 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
1114 if test "$gcj_checkBoth" = 1; then
1116 LIBS="$LIBS -lsocket -lnsl"
1117 unset ac_cv_func_accept
1118 AC_CHECK_FUNC(accept,
1120 gcj_cv_lib_sockets="-lsocket -lnsl"])
1121 unset ac_cv_func_accept
1124 unset ac_cv_func_gethostbyname
1126 LIBS="$LIBS $gcj_cv_lib_sockets"
1127 AC_CHECK_FUNC(gethostbyname, ,
1128 [AC_CHECK_LIB(nsl, main,
1129 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
1130 unset ac_cv_func_gethostbyname
1133 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
1135 if test "$with_system_zlib" = yes; then
1136 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
1139 # Test for Gtk stuff, if asked for.
1140 if test "$use_gtk_awt" = yes; then
1141 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
1142 AC_SUBST(GTK_CFLAGS)
1145 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1146 AC_SUBST(GLIB_CFLAGS)
1149 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1150 AC_SUBST(LIBART_CFLAGS)
1151 AC_SUBST(LIBART_LIBS)
1153 # We require the XTest Extension to support java.awt.Robot.
1154 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1155 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1159 # On Solaris, and maybe other architectures, the Boehm collector
1161 if test "$GC" = boehm; then
1162 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1165 AM_CONDITIONAL(SUPPLY_BACKTRACE, test "$supply_backtrace" = yes)
1167 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1169 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1170 *) CLASSPATH_SEPARATOR=':' ;;
1172 AC_SUBST(CLASSPATH_SEPARATOR)
1174 # We must search the source tree for java.lang, since we still don't
1175 # have libgcj.jar nor java/lang/*.class
1176 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1177 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1179 # Since some classes depend on this one, we need its source available
1180 # before we can do any GCJ compilation test :-(
1181 if test ! -f gnu/classpath/Configuration.java; then
1182 test -d gnu || mkdir gnu
1183 test -d gnu/classpath || mkdir gnu/classpath
1184 # Note that it is not crucial that all the values here be correct.
1185 sed -e "s,@prefix@,$prefix," \
1186 -e "s,@VERSION@,$VERSION," \
1187 -e "s,@LIBDEBUG@,false," \
1188 -e "s,@INIT_LOAD_LIBRARY@,false," \
1189 -e "s,@@,$LIBGCJDEBUG," \
1190 -e "s,@default_toolkit@,$TOOLKIT," \
1191 -e "s,@JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION@,false," \
1192 -e "s,@GTK_CAIRO_ENABLED@,false," \
1193 < $srcdir/classpath/gnu/classpath/Configuration.java.in \
1194 > gnu/classpath/Configuration.java
1195 # We do not want to redirect the output of the grep below to /dev/null,
1196 # but we add /dev/null to the input list so that grep will print the
1197 # filename of Configuration.java in case it finds any matches.
1198 if grep '@.*@' gnu/classpath/Configuration.java /dev/null; then
1199 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1206 rm -f gnu/classpath/Configuration.java
1208 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1210 AC_CHECK_SIZEOF(void *)
1218 if test -z "$ZLIBSPEC"; then
1219 # Use zlib from the GCC tree.
1220 ZINCS='-I$(top_srcdir)/../zlib'
1221 ZLIBS=../zlib/libzgcj_convenience.la
1224 SYS_ZLIBS="$ZLIBSPEC"
1229 AC_SUBST(DIVIDESPEC)
1230 AC_SUBST(CHECKREFSPEC)
1231 AC_SUBST(EXCEPTIONSPEC)
1232 AC_SUBST(BACKTRACESPEC)
1235 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1236 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1237 AC_SUBST(GCC_UNWIND_INCLUDE)
1239 # Process the option "--enable-version-specific-runtime-libs"
1240 # Calculate toolexeclibdir
1241 case ${version_specific_libs} in
1243 # Need the gcc compiler version to know where to install libraries
1244 # and header files if --enable-version-specific-runtime-libs option
1246 includedir='$(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include/'
1247 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1248 toolexecmainlibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
1249 toolexeclibdir=$toolexecmainlibdir
1252 if test -n "$with_cross_host" &&
1253 test x"$with_cross_host" != x"no"; then
1254 # Install a library built with a cross compiler in tooldir, not libdir.
1255 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1256 toolexecmainlibdir='$(toolexecdir)/lib'
1258 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1259 toolexecmainlibdir='$(libdir)'
1261 multi_os_directory=`$CC -print-multi-os-directory`
1262 case $multi_os_directory in
1263 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1264 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1268 AC_SUBST(toolexecdir)
1269 AC_SUBST(toolexecmainlibdir)
1270 AC_SUBST(toolexeclibdir)
1272 # Determine gcj version number.
1273 gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
1274 GCJVERSION=$gcjversion
1275 AC_SUBST(GCJVERSION)
1276 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1278 AC_DEFINE(JV_VERSION, "1.4.2", [Compatibility version string])
1279 AC_DEFINE(JV_API_VERSION, "1.4", [API compatibility version string])
1281 TL_AC_GXX_INCLUDE_DIR
1283 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1284 # On that system, sys/ioctl.h will not include sys/filio.h unless
1285 # BSD_COMP is defined; just including sys/filio.h is simpler.
1286 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1287 # for now. If you change this, you also must update natFile.cc.
1288 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1289 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1290 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1291 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1293 AC_CHECK_HEADERS(inttypes.h, [
1294 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1295 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1299 AC_CHECK_TYPE([ssize_t], [int])
1301 AC_MSG_CHECKING([for in_addr_t])
1302 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1307 #if HAVE_NETINET_IN_H
1308 #include <netinet/in.h>
1309 #endif]], [[in_addr_t foo;]])],
1310 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1311 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1312 AC_MSG_RESULT(yes)],
1313 [AC_MSG_RESULT(no)])
1315 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1316 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1317 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1318 [Define if struct ip_mreq is defined in netinet/in.h.])
1319 AC_MSG_RESULT(yes)],
1320 [AC_MSG_RESULT(no)])
1322 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1323 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1324 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1325 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1326 AC_MSG_RESULT(yes)],
1327 [AC_MSG_RESULT(no)])
1329 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1330 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1331 [AC_DEFINE(HAVE_INET6, 1,
1332 [Define if inet6 structures are defined in netinet/in.h.])
1333 AC_MSG_RESULT(yes)],
1334 [AC_MSG_RESULT(no)])
1336 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1337 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1338 #include <sys/types.h>
1339 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1340 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1341 AC_MSG_RESULT(yes)],
1342 [AC_MSG_RESULT(no)])
1344 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1345 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1346 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1347 AC_MSG_RESULT(yes)],
1349 AC_MSG_CHECKING([for global timezone variable])
1350 dnl FIXME: we don't want a link check here because that won't work
1351 dnl when cross-compiling. So instead we make an assumption that
1352 dnl the header file will mention timezone if it exists.
1353 dnl Don't find the win32 function timezone
1354 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1355 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1356 AC_MSG_RESULT(yes)],
1358 AC_MSG_CHECKING([for global _timezone variable])
1359 dnl FIXME: As above, don't want link check
1360 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1361 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1362 [Define if your platform has the global _timezone variable.])
1363 AC_MSG_RESULT(yes)],
1364 [AC_MSG_RESULT(no)])])])
1369 AC_CHECK_PROGS(PERL, perl, false)
1376 SIGNAL_HANDLER=include/i386-signal.h
1378 sparc*-sun-solaris*)
1379 SIGNAL_HANDLER=include/sparc-signal.h
1382 # SYSDEP_SOURCES=sysdep/ia64.c
1383 # test -d sysdep || mkdir sysdep
1386 SIGNAL_HANDLER=include/pa-signal.h
1389 SIGNAL_HANDLER=include/dwarf2-signal.h
1392 SIGNAL_HANDLER=include/powerpc-signal.h
1395 SIGNAL_HANDLER=include/dwarf2-signal.h
1398 SIGNAL_HANDLER=include/s390-signal.h
1401 SIGNAL_HANDLER=include/x86_64-signal.h
1402 SIGNAL_HANDLER_AUX=include/i386-signal.h
1405 SIGNAL_HANDLER=include/dwarf2-signal.h
1408 SIGNAL_HANDLER=include/sh-signal.h
1411 SIGNAL_HANDLER=include/win32-signal.h
1414 SIGNAL_HANDLER=include/mips-signal.h
1417 SIGNAL_HANDLER=include/darwin-signal.h
1420 SIGNAL_HANDLER=include/default-signal.h
1424 # If we're using sjlj exceptions, forget what we just learned.
1425 if test "$enable_sjlj_exceptions" = yes; then
1426 SIGNAL_HANDLER=include/default-signal.h
1430 AC_SUBST(SYSDEP_SOURCES)
1432 if test -z "$SIGNAL_HANDLER_AUX"; then
1433 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1436 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1437 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1439 if test "${multilib}" = "yes"; then
1440 multilib_arg="--enable-multilib"
1445 # See if we support thread-local storage.
1449 here=`${PWDCMD-pwd}`
1452 # We get this from the environment.
1465 AC_CONFIG_COMMANDS([default],
1466 [# Only add multilib support code if we just rebuilt top-level Makefile.
1467 case " $CONFIG_FILES " in
1469 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
1470 ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
1473 for ac_multi_file in $CONFIG_FILES; do
1474 case $ac_multi_file in
1476 grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
1483 with_multisubdir=${with_multisubdir}
1484 ac_configure_args="${multilib_arg} ${ac_configure_args}"
1485 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1486 libgcj_basedir=${libgcj_basedir}
1489 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"