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 # Find the rest of the source tree framework.
19 AM_ENABLE_MULTILIB(, ..)
22 _GCC_TOPLEV_NONCANONICAL_BUILD
23 _GCC_TOPLEV_NONCANONICAL_TARGET
25 AC_SUBST(target_noncanonical)
27 # This works around the fact that libtool configuration may change LD
28 # for this particular configuration, but some shells, instead of
29 # keeping the changes in LD private, export them just because LD is
31 ORIGINAL_LD_FOR_MULTILIBS=$LD
35 # This works around an automake problem.
36 mkinstalldirs="`cd $ac_aux_dir && ${PWDCMD-pwd}`/mkinstalldirs"
37 AC_SUBST(mkinstalldirs)
39 AC_ARG_WITH(cross-host,
40 AS_HELP_STRING([--with-cross-host=HOST],
41 [configure with a cross compiler from HOST]))
44 AS_HELP_STRING([--with-newlib],
45 [configure with newlib]))
47 AC_ARG_ENABLE(version-specific-runtime-libs,
48 AS_HELP_STRING([--enable-version-specific-runtime-libs],
49 [specify that runtime libraries should be installed in a compiler-specific directory]),
51 yes) version_specific_libs=yes ;;
52 no) version_specific_libs=no ;;
53 *) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
55 [version_specific_libs=no]
59 AS_HELP_STRING([--enable-plugin],
60 [build gcjwebplugin web browser plugin]),
62 yes) plugin_enabled=yes ;;
63 no) plugin_enabled=no ;;
64 *) AC_MSG_ERROR([Unknown argument to enable/disable plugin]);;
69 AC_ARG_ENABLE(gconf-peer,
70 AS_HELP_STRING([--enable-gconf-peer],
71 [compile GConf native peers for util.preferences]),
73 yes) gconf_enabled=yes ;;
74 no) gconf_enabled=no ;;
75 *) AC_MSG_ERROR([Unknown argument to enable/disable gconf-peer]);;
80 AC_ARG_ENABLE(java-maintainer-mode,
81 AS_HELP_STRING([--enable-java-maintainer-mode],
82 [allow rebuilding of .class and .h files]))
83 AM_CONDITIONAL(JAVA_MAINTAINER_MODE, test "$enable_java_maintainer_mode" = yes)
85 # It may not be safe to run linking tests in AC_PROG_CC/AC_PROG_CXX.
88 # (1) We use an abnormal CXX (without library references), so we
89 # must cache it under a different name.
90 # (2) CC, CFLAGS, CXX, CXXFLAGS, LDFLAGS must not be 'precious', or
91 # the non-multilib-adjusted value will be used in multilibs.
92 # (3) As a side effect, we must SUBST CXXFLAGS, CFLAGS, and LDFLAGS ourselves.
93 # (4) As another side effect, automake doesn't automatically include them
95 # (5) For libstdc++-v3, -fno-builtin must be present here so that a
96 # non-conflicting form of std::exit can be guessed by AC_PROG_CXX, and
97 # used in later tests. This may not be necessary in libjava; I don't know.
98 m4_rename([_AC_ARG_VAR_PRECIOUS],[glibcxx_PRECIOUS])
99 m4_define([_AC_ARG_VAR_PRECIOUS],[])
100 save_CXXFLAGS="$CXXFLAGS"
101 CXXFLAGS="$CXXFLAGS -fno-builtin"
104 CXXFLAGS="$save_CXXFLAGS"
105 m4_rename([glibcxx_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
110 AM_INIT_AUTOMAKE([1.9.0])
112 AC_CHECK_TOOL(AS, as)
113 AC_CHECK_TOOL(LD, ld)
114 AC_CHECK_TOOL(AR, ar)
115 AC_CHECK_TOOL(RANLIB, ranlib, :)
117 AC_CHECK_PROGS([JAR], [jar fastjar gjar], no)
118 AC_PATH_PROG([ZIP], [zip], no)
119 AC_PATH_PROG([UNZIP], [unzip], unzip)
121 # We need a jar that supports -@. This is a GNU extension.
122 if test "$JAR" != no; then
123 rm -f config-test.jar
124 echo $srcdir/configure.ac | $JAR -cf@ config-test.jar
125 if test -f config-test.jar; then
126 rm -f config-test.jar
132 # Prefer the jar we found, but fall back to our jar script.
133 if test "$JAR" = no; then
134 if test "$ZIP" = no; then
135 AC_MSG_ERROR([cannot find neither zip nor jar, cannot continue])
137 # InfoZIP available, use the 'guaranteed' Bourne-shell JAR to build libjava
138 JAR=`pwd`/scripts/jar
148 # configure.host sets the following important variables
149 # libgcj_cflags - host specific C compiler flags
150 # libgcj_cxxflags - host specific C++ compiler flags
151 # libgcj_javaflags - host specific Java compiler flags
157 . ${srcdir}/configure.host
159 ACX_PROG_LD_GNU_SYMBOLIC
160 libgcj_ld_symbolic_functions=$SYMBOLIC_LDFLAGS
161 if test -z "$libgcj_ld_symbolic"; then
162 libgcj_ld_symbolic=$SYMBOLIC_LDFLAGS
165 LIBGCJ_CFLAGS="${libgcj_cflags}"
166 LIBGCJ_CXXFLAGS="${libgcj_cxxflags}"
167 LIBGCJ_JAVAFLAGS="${libgcj_javaflags}"
168 LIBGCJ_LD_SYMBOLIC="${libgcj_ld_symbolic}"
169 LIBGCJ_LD_SYMBOLIC_FUNCTIONS="${libgcj_ld_symbolic_functions}"
170 AC_SUBST(LIBGCJ_CFLAGS)
171 AC_SUBST(LIBGCJ_CXXFLAGS)
172 AC_SUBST(LIBGCJ_JAVAFLAGS)
173 AC_SUBST(LIBGCJ_LD_SYMBOLIC)
174 AC_SUBST(LIBGCJ_LD_SYMBOLIC_FUNCTIONS)
176 # Only use libltdl for non-newlib builds.
177 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
181 AC_CONFIG_HEADERS([include/config.h gcj/libgcj-config.h])
183 # See if the user has requested runtime debugging.
184 LIBGCJDEBUG="disable"
185 AC_SUBST(LIBGCJDEBUG)
186 AC_ARG_ENABLE(libgcj-debug,
187 AS_HELP_STRING([--enable-libgcj-debug],
188 [enable runtime debugging code]),
189 [if test "$enable_libgcj_debug" = yes; then
190 AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.])
194 AC_ARG_WITH([escher],
195 AS_HELP_STRING([--with-escher=ABS.PATH],
196 [specify path to escher dir or JAR for X peers]))
197 case "$with_escher" in
205 AC_MSG_ERROR([Please supply an absolute path to Escher library])
212 # Determine which AWT peer libraries to build
213 AC_ARG_ENABLE(java-awt,
214 AS_HELP_STRING([--enable-java-awt],
215 [list of AWT peer implementations to be built]))
217 peerlibs="`echo ${enable_java_awt} | tr ',' ' '`"
222 # The default toolkit to use is the first one specified.
226 for peer in $peerlibs ; do
229 if test "$no_x" = yes; then
230 echo "*** xlib peers requested but no X library available" 1>&2
234 if test -z "$TOOLKIT"; then
235 TOOLKIT=gnu.awt.xlib.XToolkit
240 if test "$no_x" = yes; then
241 echo "*** gtk peers requested but no X library available" 1>&2
245 if test -z "$TOOLKIT"; then
246 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
251 if test "$no_x" = yes; then
252 # Perhaps we should admit the possibility of embedded Qt.
253 echo "*** Qt peers requested but no X library available" 1>&2
257 if test -z "$TOOLKIT"; then
258 TOOLKIT=gnu.java.awt.peer.qt.QtToolkit
264 if test -z "$TOOLKIT"; then
265 TOOLKIT=gnu.java.awt.peer.x.XToolkit
276 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
281 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
282 AM_CONDITIONAL(X_AWT, test "$use_x_awt" = yes)
284 AC_DEFINE_UNQUOTED(AWT_TOOLKIT, "$TOOLKIT", [Name of default AWT toolkit])
286 AC_DEFINE_UNQUOTED(LIBGCJ_PREFIX, "$prefix", [Installation prefix])
288 # Create standard.omit based on decisions we just made.
289 cp $srcdir/standard.omit.in standard.omit
290 if test "$use_xlib_awt" != yes; then
291 echo gnu/awt/xlib >> standard.omit
292 echo gnu/gcj/xlib >> standard.omit
294 if test "$use_x_awt" != yes; then
295 echo gnu/java/awt/peer/x >> standard.omit
298 # Tools that need to be compiled against classpath's tools classes
299 : > vm-tools-packages
300 for package in gnu/gcj/tools/gc_analyze ; do
301 echo $package >> standard.omit
302 echo $package >> vm-tools-packages
305 if test -z "${with_multisubdir}"; then
308 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
313 # Which gcj and host gcj (for ecjx) do we use?
315 host_exeext=${ac_exeext}
317 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
318 if test -n "${with_cross_host}"; then
319 # We are being configured with a cross compiler. We can't
320 # use ac_exeext, because that is for the target platform.
323 GCJ_FOR_ECJX="${with_cross_host}-gcj"
324 case "${with_cross_host}" in
326 cross_host_exeext=.exe
329 host_exeext=${cross_host_exeext}
330 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
331 if test x"$build_noncanonical" = x"$with_cross_host"; then
332 # Ordinary cross (host!=target and host=build)
335 # Canadian cross (host!=target and host!=build)
342 # We are being configured with a native or crossed-native compiler
343 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
344 if test x"$build" = x"$host"; then
345 # True native build (host=target and host=build)
348 # Crossed-native build (host=target and host!=build)
355 case "${which_gcj}" in
357 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
358 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
361 if test "x${with_newlib}" = "xyes"; then
362 # FIXME (comment): Why is this needed?
364 GCJ="${target_noncanonical}-gcj"
366 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
368 GCJH='$(target_noncanonical)-gcjh'
371 GCJ="gcj -B`${PWDCMD-pwd}`/"
376 AC_SUBST(GCJ_FOR_ECJX)
378 AC_SUBST(host_exeext)
380 # Create it, so that compile/link tests don't fail
381 test -f libgcj.spec || touch libgcj.spec
385 # Set up to configure Classpath.
386 # FIXME: no supported way to pass args in autoconf.
387 ac_configure_args="$ac_configure_args --with-fastjar=$JAR"
388 # Disable tool wrappers to avoid ltdl.h configure check.
389 ac_configure_args="$ac_configure_args --disable-tool-wrappers"
390 ac_configure_args="$ac_configure_args --disable-load-library"
391 ac_configure_args="$ac_configure_args --${LIBGCJDEBUG}-debug"
392 ac_configure_args="$ac_configure_args --enable-default-toolkit=$TOOLKIT"
393 dir1=`cd $srcdir && pwd`
395 ac_configure_args="$ac_configure_args --with-vm-classes=$dir1:$dir2"
396 ac_configure_args="$ac_configure_args --disable-core-jni"
398 ac_configure_args="$ac_configure_args --disable-examples"
399 ac_configure_args="$ac_configure_args --with-glibj=build"
400 if test "$plugin_enabled" != yes; then
401 ac_configure_args="$ac_configure_args --disable-plugin"
403 if test "$gconf_enabled" != yes; then
404 ac_configure_args="$ac_configure_args --disable-gconf-peer"
405 ac_configure_args="$ac_configure_args --enable-default-preferences-peer=gnu.java.util.prefs.FileBasedFactory"
407 if test "$use_gtk_awt" != yes; then
408 ac_configure_args="$ac_configure_args --disable-gtk-peer --disable-plugin"
410 if test "$use_qt_awt" != yes; then
411 ac_configure_args="$ac_configure_args --disable-qt-peer"
413 # We need this as qt is disabled by default in classpath.
414 ac_configure_args="$ac_configure_args --enable-qt-peer"
416 if test "$use_x_awt" != yes; then
417 ac_configure_args="$ac_configure_args --without-escher"
419 # We need this as escher is disabled by default in classpath.
420 if test "$use_escher" != true; then
421 AC_MSG_ERROR([Please supply an absolute path to the Escher library])
423 ac_configure_args="$ac_configure_args --with-escher=$with_escher"
426 # -Werror causes unavoidable problems in code using alsa.
427 ac_configure_args="$ac_configure_args --disable-Werror"
429 dnl --with-javah=$GCJH
431 dnl gtk-cairo -- just export here...
432 dnl --enable-regen-headers?
434 # Only use libltdl for non-newlib builds.
435 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
436 AC_LIBLTDL_CONVENIENCE
439 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
440 # Sigh. Libtool's macro doesn't do the right thing.
441 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
442 # FIXME: this is a hack.
443 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
444 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
453 AC_CONFIG_SUBDIRS(classpath libltdl)
455 # The -no-testsuite modules omit the test subdir.
456 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
458 # Should the runtime set system properties by examining the
459 # environment variable GCJ_PROPERTIES?
460 AC_ARG_ENABLE(getenv-properties,
461 AS_HELP_STRING([--disable-getenv-properties],
462 [don't set system properties from GCJ_PROPERTIES]))
464 # Whether GCJ_PROPERTIES is used depends on the target.
465 if test -z "$enable_getenv_properties"; then
466 enable_getenv_properties=${enable_getenv_properties_default-yes}
468 if test "$enable_getenv_properties" = no; then
469 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
470 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
473 # Whether we should use arguments to main()
474 if test -z "$enable_main_args"; then
475 enable_main_args=${enable_main_args_default-yes}
477 if test "$enable_main_args" = no; then
478 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
482 # Should we use hashtable-based synchronization?
483 # Currently works only for Linux X86/ia64
484 # Typically faster and more space-efficient
485 AC_ARG_ENABLE(hash-synchronization,
486 AS_HELP_STRING([--enable-hash-synchronization],
487 [use global hash table for monitor locks]))
489 if test -z "$enable_hash_synchronization"; then
490 enable_hash_synchronization=$enable_hash_synchronization_default
498 AS_HELP_STRING([--with-ecj-jar=FILE], [use preinstalled ecj jar]),
500 [if test -f $multi_basedir/ecj.jar; then
501 ECJ_BUILD_JAR=$multi_basedir/ecj.jar
502 ECJ_JAR='$(jardir)/ecj.jar'
505 AC_SUBST(ECJ_BUILD_JAR)
507 AM_CONDITIONAL(BUILD_ECJ1, test "$ECJ_JAR" != "")
508 AM_CONDITIONAL(INSTALL_ECJ_JAR, test $install_ecj_jar = yes)
510 AC_ARG_WITH(java-home,
511 AS_HELP_STRING([--with-java-home=DIRECTORY],
512 [value of java.home system property]),
513 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
514 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
517 suppress_libgcj_bc=no
518 AC_ARG_ENABLE(libgcj-bc,
519 AS_HELP_STRING([--enable-libgcj-bc],
520 [enable(default) or disable BC ABI for portions of libgcj]),
521 [if test "$enable_libgcj_bc" = "no"; then
522 suppress_libgcj_bc=yes
524 AM_CONDITIONAL(SUPPRESS_LIBGCJ_BC, test "$suppress_libgcj_bc" = "yes")
526 # What is the native OS API for MinGW?
527 AC_ARG_WITH(win32-nlsapi,
528 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
529 [native MinGW libgcj Win32 OS API (default is ansi)]),
530 [case "${withval}" in
531 ansi) with_win32_nlsapi=ansi ;;
532 unicows) with_win32_nlsapi=unicows ;;
533 unicode) with_win32_nlsapi=unicode ;;
534 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
535 esac],[with_win32_nlsapi=ansi])
537 case "${with_win32_nlsapi}" in
539 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
540 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
544 # configure.host sets slow_pthread_self if the synchronization code should
545 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
546 if test "${slow_pthread_self}" = "yes"; then
547 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
548 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
551 # Check for gc debugging. This option is handled both here and in the GC.
552 AC_ARG_ENABLE(gc-debug,
553 AS_HELP_STRING([--enable-gc-debug],
554 [include full support for pointer backtracing etc.]),
555 [ if test "$enable_gc_debug" = "yes"; then
556 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
557 [Define if we want to use debug calls into the garbage collector.])
560 # See if the user has the interpreter included.
561 AC_ARG_ENABLE(interpreter,
562 AS_HELP_STRING([--enable-interpreter],
563 [enable interpreter]),
564 [if test "$enable_interpreter" = yes; then
565 # This can also be set in configure.host.
566 libgcj_interpreter=yes
567 elif test "$enable_interpreter" = no; then
568 libgcj_interpreter=no
571 if test "$libgcj_interpreter" = yes; then
572 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
574 INTERPRETER="$libgcj_interpreter"
575 AC_SUBST(INTERPRETER)
576 AM_CONDITIONAL(INTERPRETER, test "$libgcj_interpreter" = yes)
578 AC_MSG_CHECKING([for exception model to use])
580 AC_ARG_ENABLE(sjlj-exceptions,
581 AS_HELP_STRING([--enable-sjlj-exceptions],
582 [force use of builtin_setjmp for exceptions]),
584 [dnl Botheration. Now we've got to detect the exception model.
585 dnl Link tests against libgcc.a are problematic since -- at least
586 dnl as of this writing -- we've not been given proper -L bits for
587 dnl single-tree newlib and libgloss.
589 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
590 dnl conftest files before we got a change to grep them first.
591 cat > conftest.$ac_ext << EOF
592 [#]line __oline__ "configure"
601 old_CXXFLAGS="$CXXFLAGS"
603 if AC_TRY_EVAL(ac_compile); then
604 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
605 enable_sjlj_exceptions=yes
606 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
607 enable_sjlj_exceptions=no
610 CXXFLAGS="$old_CXXFLAGS"
612 if test x$enable_sjlj_exceptions = xyes; then
613 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
614 [Define if the compiler is configured for setjmp/longjmp exceptions.])
615 ac_exception_model_name=sjlj
616 elif test x$enable_sjlj_exceptions = xno; then
617 ac_exception_model_name="call frame"
619 AC_MSG_ERROR([unable to detect exception model])
622 AC_MSG_RESULT($ac_exception_model_name)
624 # If we are non using SJLJ exceptions, and this host does not have support
625 # for unwinding from a signal handler, enable checked dereferences and divides.
626 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
627 CHECKREFSPEC=-fcheck-references
628 DIVIDESPEC=-fuse-divide-subroutine
632 # See if the user wants to disable java.net. This is the mildly
633 # ugly way that we admit that target-side configuration sucks.
634 AC_ARG_ENABLE(java-net,
635 AS_HELP_STRING([--disable-java-net],
638 # Whether java.net is built by default can depend on the target.
639 if test -z "$enable_java_net"; then
640 enable_java_net=${enable_java_net_default-yes}
642 if test "$enable_java_net" = no; then
643 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
646 # See if the user wants to configure without libffi. Some
647 # architectures don't support it, and default values are set in
650 AS_HELP_STRING([--without-libffi],
653 [with_libffi=${with_libffi_default-yes}])
657 if test "$with_libffi" != no; then
658 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
659 LIBFFI=../libffi/libffi_convenience.la
660 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
665 # See if the user wants to disable JVMPI support.
667 AS_HELP_STRING([--disable-jvmpi],
668 [disable JVMPI support]))
670 if test "$enable_jvmpi" != no; then
671 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
674 # If the target is an eCos system, use the appropriate eCos
676 # FIXME: this should not be a local option but a global target
677 # system; at present there is no eCos target.
678 TARGET_ECOS=${PROCESS-"no"}
680 [ --with-ecos enable runtime eCos target support],
681 TARGET_ECOS="$with_ecos"
684 case "$TARGET_ECOS" in
690 CHECK_FOR_BROKEN_MINGW_LD
702 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
707 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
709 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
710 [Define if you have int32_t and uint32_t.]))
711 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
712 [Define if you have int32_t and uint32_t.]))
713 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
714 [Define if you have u_int32_t]))
715 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
716 [Define if you have u_int32_t]))
718 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
719 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix || test "$PLATFORM" = Ecos)
722 *-darwin*) DARWIN_CRT=true ;;
723 *) DARWIN_CRT=false ;;
725 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
727 # This may not be defined in a non-ANS conformant embedded system.
728 # FIXME: Should these case a runtime exception in that case?
729 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
730 [Define is you have 'localtime' in <time.h>]))
732 # Create the subdirectory for natFile.cc, or the attempt
733 # to create the link will fail.
734 test -d java || mkdir java
735 test -d java/io || mkdir java/io
736 test -d gnu || mkdir gnu
737 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
739 # Likewise for natConcreteProcess.cc.
740 test -d java/lang || mkdir java/lang
741 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
743 # Likewise for natVMInetAddress.cc and natVMNetworkInterface.cc.
744 test -d java/net || mkdir java/net
745 AC_CONFIG_LINKS(java/net/natVMInetAddress.cc:java/net/natVMInetAddress${PLATFORMNET}.cc)
746 AC_CONFIG_LINKS(java/net/natVMNetworkInterface.cc:java/net/natVMNetworkInterface${PLATFORMNET}.cc)
748 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
749 test -d gnu/java || mkdir gnu/java
750 test -d gnu/java/net || mkdir gnu/java/net
751 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
752 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
754 # Likewise for natVMPipe.cc and natVMSelector.cc.
755 test -d gnu/java/nio || mkdir gnu/java/nio
756 AC_CONFIG_LINKS(gnu/java/nio/natVMPipe.cc:gnu/java/nio/natVMPipe${PLATFORM}.cc)
757 AC_CONFIG_LINKS(gnu/java/nio/natVMSelector.cc:gnu/java/nio/natVMSelector${PLATFORM}.cc)
759 # Likewise for natFileChannelImpl.cc
760 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
761 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
765 SYSTEMSPEC="-lgdi32 -lws2_32"
766 if test "${with_win32_nlsapi}" = "unicows"; then
767 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
776 AC_ARG_WITH(system-zlib,
777 AS_HELP_STRING([--with-system-zlib],
778 [use installed libz]))
782 AC_SUBST(ZLIBTESTSPEC)
786 # FIXME: this should be _libs on some hosts.
789 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
792 # extra LD Flags which are required for targets
795 # For now we have to disable it on darwin[8-9] because it slows down
796 # the linking phase. A possible bug in ld?
797 # on Darwin -single_module speeds up loading of the dynamic libraries.
798 extra_ldflags_libjava=-Wl,-single_module
801 extra_gij_ldflags=-Wl,-allow_stack_execute
804 # Some of the ARM unwinder code is actually in libstdc++. We
805 # could in principle replicate it in libgcj, but it's better to
806 # have a dependency on libstdc++.
807 extra_ldflags='-L$(here)/../libstdc++-v3/src/.libs -lstdc++'
808 LIBSTDCXXSPEC=-lstdc++
809 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -L`${PWDCMD-pwd}`/../libstdc++-v3/src/.libs -rpath `${PWDCMD-pwd}`/.libs:`${PWDCMD-pwd}`/../libstdc++-v3/src/.libs -lstdc++"
812 AC_SUBST(extra_ldflags_libjava)
813 AC_SUBST(extra_gij_ldflags)
814 AC_SUBST(extra_ldflags)
815 AC_SUBST(LIBSTDCXXSPEC)
817 AC_SUBST(LIBGCJTESTSPEC)
819 # Allow the GC to be disabled. Can be useful when debugging.
820 AC_MSG_CHECKING([for garbage collector to use])
821 AC_ARG_ENABLE(java-gc,
822 AS_HELP_STRING([--enable-java-gc=TYPE],
823 [choose garbage collector (default is boehm)]),
835 GCLIBS=../boehm-gc/libgcjgc_convenience.la
836 JC1GCSPEC='-fuse-boehm-gc'
837 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
838 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
841 # The POSIX thread support needs to know this.
842 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
849 AC_MSG_ERROR([unrecognized collector "$GC"])
858 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
859 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
860 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
863 AC_MSG_CHECKING([for thread model used by GCC])
864 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
865 AC_MSG_RESULT([$THREADS])
871 posix | posix95 | pthreads)
875 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
881 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
882 AC_MSG_ERROR(thread package $THREADS not yet supported)
885 AC_MSG_ERROR($THREADS is an unknown thread package)
901 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
903 *-*-freebsd[[1234]]*)
904 # Before FreeBSD 5, it didn't have -lpthread (or any library which
905 # merely adds pthread_* functions) but it does have a -pthread switch
906 # which is required at link-time to select -lc_r *instead* of -lc.
907 THREADLDFLAGS=-pthread
908 # Don't set THREADSPEC here as might be expected since -pthread is
909 # not processed when found within a spec file, it must come from
910 # the command line. For now, the user must provide the -pthread
911 # switch to link code compiled with gcj. In future, consider adding
912 # support for weak references to pthread_* functions ala gthr.h API.
913 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
916 # FreeBSD >=5.3 implements a model much closer to other modern UNIX
917 # systems which support threads and -lpthread.
918 THREADLDFLAGS=-pthread
921 alpha*-dec-osf* | hppa*-hp-hpux*)
922 THREADCXXFLAGS=-pthread
923 # boehm-gc needs some functions from librt, so link that too.
924 THREADLIBS='-lpthread -lrt'
925 THREADSPEC='-lpthread -lrt'
932 THREADH=posix-threads.h
933 # MIT pthreads doesn't seem to have the mutexattr functions.
934 # But for now we don't check for it. We just assume you aren't
935 # using MIT pthreads.
936 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
938 # If we're using the Boehm GC, then we happen to know that it
939 # defines _REENTRANT, so we don't bother. Eww.
940 if test "$GC" != boehm; then
941 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
943 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
947 THREADH=win32-threads.h
948 THREADCXXFLAGS=-mthreads
949 # We need thread-safe exception handling so _CRT_MT should be set to 1.
950 # But we do not want the executables created to be dependent on
951 # mingwm10.dll which provides a __mingwthr_key_dtor() that cleans up
952 # exception handling contexts. The following kludge achieves this effect
953 # and causes a dummy __mingwthr_key_dtor() to be linked in from
954 # libmingw32.a. This causes a memory leak of about 24 bytes per thread.
955 # A workaround is to explicitly use -mthreads while linking Java programs.
956 # See PR libgcj/28263.
958 # FIXME: In Java we are able to detect thread death at the end of
959 # Thread.run() so we should be able to clean up the exception handling
960 # contexts ourselves.
961 THREADSTARTFILESPEC='crtmt%O%s'
968 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
973 AC_SUBST(THREADSTARTFILESPEC)
974 AC_SUBST(THREADLDFLAGS)
975 AC_SUBST(THREADCXXFLAGS)
976 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
977 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
978 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
979 AM_CONDITIONAL(USE_LIBGCJ_BC, test "$use_libgcj_bc" = yes)
981 if test -d sysdep; then true; else mkdir sysdep; fi
982 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
983 AC_CONFIG_LINKS(sysdep/backtrace.h:$fallback_backtrace_h)
984 AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
986 LIBGCJ_SPEC="%{s-bc-abi:} -lgcj"
987 if test "$use_libgcj_bc" = yes; then
988 LIBGCJ_SPEC="%{s-bc-abi:-lgcj_bc;:-lgcj}"
990 AC_SUBST(LIBGCJ_SPEC)
993 # Hash synchronization is only useful with posix threads right now.
994 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
995 HASH_SYNC_SPEC=-fhash-synchronization
996 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
998 AC_SUBST(HASH_SYNC_SPEC)
1000 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
1002 # We're in the tree with gcc, and need to include some of its headers.
1003 GCC_UNWIND_INCLUDE='-I$(multi_basedir)/./libjava/../gcc'
1005 if test "x${with_newlib}" = "xyes"; then
1006 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
1007 # may not work correctly, because the compiler may not be able to
1010 # We assume newlib. This lets us hard-code the functions we know
1012 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
1013 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
1014 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
1015 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
1016 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
1017 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
1018 # This is only for POSIX threads.
1019 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
1021 # Assume we do not have getuid and friends.
1022 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
1025 AC_CHECK_FUNCS([strerror_r select fstat open fsync sleep opendir \
1026 localtime_r readdir_r getpwuid_r getcwd \
1027 access stat lstat mkdir rename rmdir unlink utime chmod readlink \
1028 nl_langinfo setlocale \
1029 inet_pton uname inet_ntoa \
1030 getrlimit sigaction ftruncate mmap \
1032 AC_CHECK_FUNCS(inet_aton inet_addr, break)
1033 AC_CHECK_HEADERS(unistd.h dlfcn.h sys/resource.h)
1034 # Do an additional check on dld, HP-UX for example has dladdr in libdld.sl
1035 AC_CHECK_LIB(dl, dladdr, [
1036 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])], [
1037 AC_CHECK_LIB(dld, dladdr, [
1038 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])])])
1040 if test x"$cross_compiling" = x"no"; then
1041 AC_CHECK_FILES(/proc/self/exe, [
1042 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
1043 AC_CHECK_FILES(/proc/self/maps, [
1044 AC_DEFINE(HAVE_PROC_SELF_MAPS, 1,
1045 [Define if you have /proc/self/maps])])
1049 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
1050 AC_DEFINE(HAVE_PROC_SELF_MAPS, 1, [Define if you have /proc/self/maps])
1059 AC_CHECK_FUNCS(gethostbyname_r, [
1060 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
1061 [Define if you have the 'gethostbyname_r' function.])
1062 # There are two different kinds of gethostbyname_r.
1063 # We look for the one that returns `int'.
1064 # Hopefully this check is robust enough.
1065 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
1066 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
1069 *" -D_REENTRANT "*) ;;
1071 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
1072 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
1073 [libjava_cv_gethostbyname_r_needs_reentrant],
1075 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
1076 [[gethostbyname_r("", 0, 0);]])],
1077 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
1078 CPPFLAGS_SAVE="$CPPFLAGS"
1079 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
1080 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
1081 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
1082 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
1083 CPPFLAGS="$CPPFLAGS_SAVE"
1087 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
1088 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
1093 AC_CACHE_CHECK([for struct hostent_data],
1094 [libjava_cv_struct_hostent_data], [dnl
1095 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1096 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
1097 # define _REENTRANT 1
1099 #include <netdb.h>]], [[struct hostent_data data;]])],
1100 [libjava_cv_struct_hostent_data=yes],
1101 [libjava_cv_struct_hostent_data=no])])
1102 if test "x$libjava_cv_struct_hostent_data" = xyes; then
1103 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
1104 [Define if struct hostent_data is defined in netdb.h])
1108 # FIXME: libjava source code expects to find a prototype for
1109 # gethostbyaddr_r in netdb.h. The outer check ensures that
1110 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
1111 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
1112 # linkage check is enough, yet C++ code requires proper prototypes.)
1113 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
1114 AC_CHECK_FUNCS(gethostbyaddr_r, [
1115 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
1116 [Define if you have the 'gethostbyaddr_r' function.])
1117 # There are two different kinds of gethostbyaddr_r.
1118 # We look for the one that returns `int'.
1119 # Hopefully this check is robust enough.
1120 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
1121 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
1122 [Define if gethostbyaddr_r returns 'int'.])])])])
1124 AC_CHECK_FUNCS(gethostname, [
1125 AC_DEFINE(HAVE_GETHOSTNAME, 1,
1126 [Define if you have the 'gethostname' function.])
1127 AC_EGREP_HEADER(gethostname, unistd.h, [
1128 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
1129 [Define if gethostname is declared in <unistd.h>.])])])
1131 AC_CHECK_FUNCS(usleep, [
1132 AC_EGREP_HEADER(usleep, unistd.h, [
1133 AC_DEFINE(HAVE_USLEEP_DECL, 1,
1134 [Define if usleep is declared in <unistd.h>.])])])
1136 # Look for these functions in the thread library, but only bother
1137 # if using POSIX threads.
1138 if test "$THREADS" = posix; then
1140 LIBS="$LIBS $THREADLIBS"
1142 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
1143 # Solaris 7 the name librt is preferred.
1144 AC_CHECK_FUNCS(sched_yield, , [
1145 AC_CHECK_LIB(rt, sched_yield, [
1146 AC_DEFINE(HAVE_SCHED_YIELD)
1147 THREADLIBS="$THREADLIBS -lrt"
1148 THREADSPEC="$THREADSPEC -lrt"], [
1149 AC_CHECK_LIB(posix4, sched_yield, [
1150 AC_DEFINE(HAVE_SCHED_YIELD)
1151 THREADLIBS="$THREADLIBS -lposix4"
1152 THREADSPEC="$THREADSPEC -lposix4"])])])
1154 AC_CHECK_LIB(rt, clock_gettime, [
1155 AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Define if you have clock_gettime()])
1156 case "$THREADSPEC" in
1159 THREADSPEC="$THREADSPEC -lrt"
1160 THREADLIBS="$THREADLIBS -lrt"
1166 # We can save a little space at runtime if the mutex has m_count
1167 # or __m_count. This is a nice hack for Linux.
1168 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1169 extern pthread_mutex_t *mutex; int q = mutex->m_count;
1170 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
1171 [Define if pthread_mutex_t has m_count member.]), [
1172 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1173 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
1174 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
1175 [Define if pthread_mutex_t has __m_count member.]))])
1178 # We require a way to get the time.
1180 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
1181 if test "$time_found" = no; then
1182 AC_MSG_ERROR([no function found to get the time])
1185 AC_CHECK_FUNCS(memmove)
1187 # We require memcpy.
1189 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
1190 if test "$memcpy_found" = no; then
1191 AC_MSG_ERROR([memcpy is required])
1193 # Do an additional check on dld, HP-UX for example has dlopen in libdld.sl
1194 AC_CHECK_LIB(dl, dlopen, [
1195 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])], [
1196 AC_CHECK_LIB(dld, dlopen, [
1197 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])])
1199 # Some library-finding code we stole from Tcl.
1200 #--------------------------------------------------------------------
1201 # Check for the existence of the -lsocket and -lnsl libraries.
1202 # The order here is important, so that they end up in the right
1203 # order in the command line generated by make. Here are some
1204 # special considerations:
1205 # 1. Use "connect" and "accept" to check for -lsocket, and
1206 # "gethostbyname" to check for -lnsl.
1207 # 2. Use each function name only once: can't redo a check because
1208 # autoconf caches the results of the last check and won't redo it.
1209 # 3. Use -lnsl and -lsocket only if they supply procedures that
1210 # aren't already present in the normal libraries. This is because
1211 # IRIX 5.2 has libraries, but they aren't needed and they're
1212 # bogus: they goof up name resolution if used.
1213 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
1214 # To get around this problem, check for both libraries together
1215 # if -lsocket doesn't work by itself.
1216 #--------------------------------------------------------------------
1218 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
1219 [gcj_cv_lib_sockets=
1221 unset ac_cv_func_connect
1222 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
1223 if test "$gcj_checkSocket" = 1; then
1224 unset ac_cv_func_connect
1225 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
1228 if test "$gcj_checkBoth" = 1; then
1230 LIBS="$LIBS -lsocket -lnsl"
1231 unset ac_cv_func_accept
1232 AC_CHECK_FUNC(accept,
1234 gcj_cv_lib_sockets="-lsocket -lnsl"])
1235 unset ac_cv_func_accept
1238 unset ac_cv_func_gethostbyname
1240 LIBS="$LIBS $gcj_cv_lib_sockets"
1241 AC_CHECK_FUNC(gethostbyname, ,
1242 [AC_CHECK_LIB(nsl, main,
1243 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
1244 unset ac_cv_func_gethostbyname
1247 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
1249 if test "$with_system_zlib" = yes; then
1250 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
1253 # Test for Gtk stuff, if asked for.
1254 if test "$use_gtk_awt" = yes; then
1255 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
1256 AC_SUBST(GTK_CFLAGS)
1259 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1260 AC_SUBST(GLIB_CFLAGS)
1263 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1264 AC_SUBST(LIBART_CFLAGS)
1265 AC_SUBST(LIBART_LIBS)
1267 # We require the XTest Extension to support java.awt.Robot.
1268 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1269 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1273 # On Solaris, and maybe other architectures, the Boehm collector
1275 if test "$GC" = boehm; then
1278 # IRIX 6 lacks a N64 libdl.so, but only the N32 (default multilib)
1279 # libgcj.spec is used, so override here
1280 SYSTEMSPEC="$SYSTEMSPEC %{!mabi=64:-ldl}"
1283 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1289 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1291 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1292 *) CLASSPATH_SEPARATOR=':' ;;
1294 AC_SUBST(CLASSPATH_SEPARATOR)
1296 # We must search the source tree for java.lang, since we still don't
1297 # have libgcj.jar nor java/lang/*.class
1298 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1299 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1301 # Since some classes depend on this one, we need its source available
1302 # before we can do any GCJ compilation test :-(
1303 if test ! -f gnu/classpath/Configuration.java; then
1304 test -d gnu || mkdir gnu
1305 test -d gnu/classpath || mkdir gnu/classpath
1306 # Note that it is not crucial that all the values here be correct.
1307 sed -e "s,@prefix@,$prefix," \
1308 -e "s,@VERSION@,$VERSION," \
1309 -e "s,@LIBDEBUG@,false," \
1310 -e "s,@INIT_LOAD_LIBRARY@,false," \
1311 -e "s,@@,$LIBGCJDEBUG," \
1312 -e "s,@default_toolkit@,$TOOLKIT," \
1313 -e "s,@JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION@,false," \
1314 -e "s,@GTK_CAIRO_ENABLED@,false," \
1315 -e "s,@ECJ_JAR@,," \
1316 < $srcdir/classpath/gnu/classpath/Configuration.java.in \
1317 > gnu/classpath/Configuration.java
1318 # We do not want to redirect the output of the grep below to /dev/null,
1319 # but we add /dev/null to the input list so that grep will print the
1320 # filename of Configuration.java in case it finds any matches.
1321 if grep '@.*@' gnu/classpath/Configuration.java /dev/null; then
1322 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1329 rm -f gnu/classpath/Configuration.java
1331 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1333 AC_CHECK_SIZEOF(void *)
1341 if test -z "$ZLIBSPEC"; then
1342 # Use zlib from the GCC tree.
1343 ZINCS='-I$(top_srcdir)/../zlib'
1344 ZLIBS=../zlib/libzgcj_convenience.la
1347 SYS_ZLIBS="$ZLIBSPEC"
1352 AC_SUBST(DIVIDESPEC)
1353 AC_SUBST(CHECKREFSPEC)
1354 AC_SUBST(EXCEPTIONSPEC)
1355 AC_SUBST(BACKTRACESPEC)
1358 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1359 AM_CONDITIONAL(ENABLE_SHARED, test "$enable_shared" = yes)
1360 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1361 AC_SUBST(GCC_UNWIND_INCLUDE)
1363 # Process the option "--enable-version-specific-runtime-libs"
1364 # Calculate toolexeclibdir
1365 case ${version_specific_libs} in
1367 # Need the gcc compiler version to know where to install libraries
1368 # and header files if --enable-version-specific-runtime-libs option
1370 includedir='$(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include/'
1371 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1372 toolexecmainlibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
1373 toolexeclibdir=$toolexecmainlibdir
1376 if test -n "$with_cross_host" &&
1377 test x"$with_cross_host" != x"no"; then
1378 # Install a library built with a cross compiler in tooldir, not libdir.
1379 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1380 toolexecmainlibdir='$(toolexecdir)/lib'
1382 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1383 toolexecmainlibdir='$(libdir)'
1385 multi_os_directory=`$CC -print-multi-os-directory`
1386 case $multi_os_directory in
1387 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1388 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1392 AC_SUBST(toolexecdir)
1393 AC_SUBST(toolexecmainlibdir)
1394 AC_SUBST(toolexeclibdir)
1396 # Determine gcj and libgcj version number.
1397 gcjversion=`cat "$srcdir/../gcc/BASE-VER"`
1398 libgcj_soversion=`awk -F: '/^[[^#]].*:/ { print $1 }' $srcdir/libtool-version`
1399 GCJVERSION=$gcjversion
1400 AC_SUBST(GCJVERSION)
1401 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1403 # Determine where the standard .db file and GNU Classpath JNI
1404 # libraries are found.
1405 gcjsubdir=gcj-$gcjversion-$libgcj_soversion
1406 multi_os_directory=`$CC -print-multi-os-directory`
1407 case $multi_os_directory in
1409 dbexecdir='$(libdir)/'$gcjsubdir # Avoid /.
1412 dbexecdir='$(libdir)/'$multi_os_directory/$gcjsubdir
1417 AC_DEFINE(JV_VERSION, "1.5.0", [Compatibility version string])
1418 AC_DEFINE(JV_API_VERSION, "1.5", [API compatibility version string])
1420 TL_AC_GXX_INCLUDE_DIR
1422 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1423 # On that system, sys/ioctl.h will not include sys/filio.h unless
1424 # BSD_COMP is defined; just including sys/filio.h is simpler.
1425 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1426 # for now. If you change this, you also must update natFile.cc.
1427 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1428 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1429 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1430 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1431 dirent.h sys/rw_lock.h magic.h ifaddrs.h])
1432 AC_CHECK_HEADERS(inttypes.h, [
1433 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1434 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1437 AC_CHECK_TYPE([ssize_t], [int])
1438 AC_CHECK_TYPE([magic_t], [
1439 AC_DEFINE(HAVE_MAGIC_T, 1, [Define if magic.h declares magic_t])], [], [
1444 AC_MSG_CHECKING([for in_addr_t])
1445 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1450 #if HAVE_NETINET_IN_H
1451 #include <netinet/in.h>
1452 #endif]], [[in_addr_t foo;]])],
1453 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1454 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1455 AC_MSG_RESULT(yes)],
1456 [AC_MSG_RESULT(no)])
1458 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1459 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1460 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1461 [Define if struct ip_mreq is defined in netinet/in.h.])
1462 AC_MSG_RESULT(yes)],
1463 [AC_MSG_RESULT(no)])
1465 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1466 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1467 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1468 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1469 AC_MSG_RESULT(yes)],
1470 [AC_MSG_RESULT(no)])
1472 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1473 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1474 [AC_DEFINE(HAVE_INET6, 1,
1475 [Define if inet6 structures are defined in netinet/in.h.])
1476 AC_MSG_RESULT(yes)],
1477 [AC_MSG_RESULT(no)])
1479 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1480 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1481 #include <sys/types.h>
1482 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1483 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1484 AC_MSG_RESULT(yes)],
1485 [AC_MSG_RESULT(no)])
1487 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1488 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1489 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1490 AC_MSG_RESULT(yes)],
1492 AC_MSG_CHECKING([for global timezone variable])
1493 dnl FIXME: we don't want a link check here because that won't work
1494 dnl when cross-compiling. So instead we make an assumption that
1495 dnl the header file will mention timezone if it exists.
1496 dnl Don't find the win32 function timezone
1497 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1498 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1499 AC_MSG_RESULT(yes)],
1501 AC_MSG_CHECKING([for global _timezone variable])
1502 dnl FIXME: As above, don't want link check
1503 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1504 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1505 [Define if your platform has the global _timezone variable.])
1506 AC_MSG_RESULT(yes)],
1507 [AC_MSG_RESULT(no)])])])
1509 AC_CHECK_PROGS(PERL, perl, false)
1516 SIGNAL_HANDLER=include/i386-signal.h
1518 sparc*-sun-solaris*)
1519 SIGNAL_HANDLER=include/sparc-signal.h
1522 # SYSDEP_SOURCES=sysdep/ia64.c
1523 # test -d sysdep || mkdir sysdep
1526 SIGNAL_HANDLER=include/pa-signal.h
1529 SIGNAL_HANDLER=include/hppa-signal.h
1532 SIGNAL_HANDLER=include/dwarf2-signal.h
1535 SIGNAL_HANDLER=include/powerpc-signal.h
1538 SIGNAL_HANDLER=include/dwarf2-signal.h
1541 SIGNAL_HANDLER=include/s390-signal.h
1544 SIGNAL_HANDLER=include/x86_64-signal.h
1545 SIGNAL_HANDLER_AUX=include/i386-signal.h
1548 SIGNAL_HANDLER=include/dwarf2-signal.h
1551 SIGNAL_HANDLER=include/sh-signal.h
1554 SIGNAL_HANDLER=include/win32-signal.h
1557 SIGNAL_HANDLER=include/mips-signal.h
1560 SIGNAL_HANDLER=include/dwarf2-signal.h
1562 powerpc*-*-darwin* | i?86-*-darwin9* | x86_64-*-darwin9*)
1563 SIGNAL_HANDLER=include/darwin-signal.h
1566 SIGNAL_HANDLER=include/default-signal.h
1570 # If we're using sjlj exceptions, forget what we just learned.
1571 if test "$enable_sjlj_exceptions" = yes; then
1572 SIGNAL_HANDLER=include/default-signal.h
1576 AC_SUBST(SYSDEP_SOURCES)
1578 if test -z "$SIGNAL_HANDLER_AUX"; then
1579 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1582 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1583 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1585 if test "${multilib}" = "yes"; then
1586 multilib_arg="--enable-multilib"
1591 # See if we support thread-local storage.
1594 # For _Unwind_GetIPInfo.
1595 GCC_CHECK_UNWIND_GETIPINFO
1597 # See if linker supports anonymous version scripts.
1598 AC_CACHE_CHECK([whether ld supports anonymous version scripts],
1599 [libjava_cv_anon_version_script],
1600 [save_CFLAGS="$CFLAGS"; save_LDFLAGS="$LDFLAGS"
1601 libjava_cv_anon_version_script=no
1602 CFLAGS="$CFLAGS -fPIC"; LDFLAGS="$LDFLAGS -shared -Wl,--version-script,conftest.map"
1603 echo '{ global: globalsymb*; local: *; };' > conftest.map
1604 AC_TRY_LINK(void globalsymbol (void) {} void localsymbol (void) {},,
1605 [libjava_cv_anon_version_script=yes], [])
1606 CFLAGS="$save_CFLAGS"; LDFLAGS="$save_LDFLAGS"
1608 AM_CONDITIONAL(ANONVERSCRIPT, test "$libjava_cv_anon_version_script" = yes)
1610 # Check if linker supports static linking on a per library basis
1611 LD_START_STATIC_SPEC=
1612 LD_FINISH_STATIC_SPEC=
1613 if $LD --help 2>&1 | grep -q -e -call_shared ; then
1614 if $LD --help 2>&1 | grep -q -e -non_shared ; then
1615 LD_START_STATIC_SPEC='%{static-libgcj:-non_shared}'
1616 LD_FINISH_STATIC_SPEC='%{static-libgcj:-call_shared}'
1619 AC_SUBST(LD_START_STATIC_SPEC)
1620 AC_SUBST(LD_FINISH_STATIC_SPEC)
1622 here=`${PWDCMD-pwd}`
1625 # We get this from the environment.
1638 if test ${multilib} = yes; then
1639 multilib_arg="--enable-multilib"
1644 AC_CONFIG_FILES([scripts/jar], [chmod +x scripts/jar])