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(LD, ld)
117 AC_CHECK_TOOL(AR, ar)
118 AC_CHECK_TOOL(RANLIB, ranlib, :)
120 AC_CHECK_PROGS([JAR], [jar fastjar], no)
121 AC_PATH_PROG([ZIP], [zip], no)
122 AC_PATH_PROG([UNZIP], [unzip], unzip)
123 AM_CONDITIONAL(BASH_JAR, test "$JAR" = no)
124 if test "$ZIP" = no; then
125 if test "$JAR" = no; then
126 AC_MSG_ERROR([cannot find neither zip nor jar, cannot continue])
129 # InfoZIP available, use the 'guaranteed' Bourne-shell JAR to build libjava
130 JAR=`pwd`/scripts/jar
139 # configure.host sets the following important variables
140 # libgcj_cflags - host specific C compiler flags
141 # libgcj_cxxflags - host specific C++ compiler flags
142 # libgcj_javaflags - host specific Java compiler flags
148 . ${srcdir}/configure.host
150 LIBGCJ_CFLAGS="${libgcj_cflags}"
151 LIBGCJ_CXXFLAGS="${libgcj_cxxflags}"
152 LIBGCJ_JAVAFLAGS="${libgcj_javaflags}"
153 LIBGCJ_LD_SYMBOLIC="${libgcj_ld_symbolic}"
154 AC_SUBST(LIBGCJ_CFLAGS)
155 AC_SUBST(LIBGCJ_CXXFLAGS)
156 AC_SUBST(LIBGCJ_JAVAFLAGS)
157 AC_SUBST(LIBGCJ_LD_SYMBOLIC)
159 # Only use libltdl for non-newlib builds.
160 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
164 AC_CONFIG_HEADERS([include/config.h gcj/libgcj-config.h])
166 # See if the user has requested runtime debugging.
167 LIBGCJDEBUG="disable"
168 AC_SUBST(LIBGCJDEBUG)
169 AC_ARG_ENABLE(libgcj-debug,
170 AS_HELP_STRING([--enable-libgcj-debug],
171 [enable runtime debugging code]),
172 [if test "$enable_libgcj_debug" = yes; then
173 AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.])
177 # Determine which AWT peer libraries to build
178 AC_ARG_ENABLE(java-awt,
179 AS_HELP_STRING([--enable-java-awt],
180 [list of AWT peer implementations to be built]))
182 peerlibs="`echo ${enable_java_awt} | tr ',' ' '`"
186 # The default toolkit to use is the first one specified.
190 for peer in $peerlibs ; do
193 if test "$no_x" = yes; then
194 echo "*** xlib peers requested but no X library available" 1>&2
198 if test -z "$TOOLKIT"; then
199 TOOLKIT=gnu.awt.xlib.XToolkit
204 if test "$no_x" = yes; then
205 echo "*** gtk peers requested but no X library available" 1>&2
209 if test -z "$TOOLKIT"; then
210 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
215 if test "$no_x" = yes; then
216 # Perhaps we should admit the possibility of embedded Qt.
217 echo "*** Qt peers requested but no X library available" 1>&2
221 if test -z "$TOOLKIT"; then
222 TOOLKIT=gnu.java.awt.peer.qt.QtToolkit
233 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
238 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
240 # Create standard.omit based on decisions we just made.
241 cp $srcdir/standard.omit.in standard.omit
242 if test "$use_xlib_awt" != yes; then
243 echo gnu/awt/xlib >> standard.omit
244 echo gnu/gcj/xlib >> standard.omit
247 if test -z "${with_multisubdir}"; then
250 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
255 # Which gcj do we use?
257 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
258 if test -n "${with_cross_host}"; then
259 # We are being configured with a cross compiler. We can't
260 # use ac_exeext, because that is for the target platform.
263 case "${with_cross_host}" in
265 cross_host_exeext=.exe
268 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
269 if test x"$build_noncanonical" = x"$with_cross_host"; then
270 # Ordinary cross (host!=target and host=build)
273 # Canadian cross (host!=target and host!=build)
280 # We are being configured with a native or crossed-native compiler
281 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
282 if test x"$build" = x"$host"; then
283 # True native build (host=target and host=build)
286 # Crossed-native build (host=target and host!=build)
293 case "${which_gcj}" in
295 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
296 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
299 if test "x${with_newlib}" = "xyes"; then
300 # FIXME (comment): Why is this needed?
302 GCJ="${target_noncanonical}-gcj"
304 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
306 GCJH='$(target_noncanonical)-gcjh'
309 GCJ="gcj -B`${PWDCMD-pwd}`/"
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="$ac_configure_args --with-glibj=build"
333 ac_configure_args="$ac_configure_args --disable-plugin"
334 if test "$use_gtk_awt" != yes; then
335 ac_configure_args="$ac_configure_args --disable-gtk-peer"
337 if test "$use_qt_awt" != yes; then
338 ac_configure_args="$ac_configure_args --disable-qt-peer"
340 # We need this as qt is disabled by default in classpath.
341 ac_configure_args="$ac_configure_args --enable-qt-peer"
344 dnl --with-javah=$GCJH
346 dnl gtk-cairo -- just export here...
347 dnl --enable-regen-headers?
349 # Only use libltdl for non-newlib builds.
350 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
351 AC_LIBLTDL_CONVENIENCE
354 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
355 # Sigh. Libtool's macro doesn't do the right thing.
356 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
357 # FIXME: this is a hack.
358 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
359 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
368 AC_CONFIG_SUBDIRS(classpath libltdl)
370 # The -no-testsuite modules omit the test subdir.
371 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
373 # Should the runtime set system properties by examining the
374 # environment variable GCJ_PROPERTIES?
375 AC_ARG_ENABLE(getenv-properties,
376 AS_HELP_STRING([--disable-getenv-properties],
377 [don't set system properties from GCJ_PROPERTIES]))
379 # Whether GCJ_PROPERTIES is used depends on the target.
380 if test -z "$enable_getenv_properties"; then
381 enable_getenv_properties=${enable_getenv_properties_default-yes}
383 if test "$enable_getenv_properties" = no; then
384 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
385 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
388 # Whether we should use arguments to main()
389 if test -z "$enable_main_args"; then
390 enable_main_args=${enable_main_args_default-yes}
392 if test "$enable_main_args" = no; then
393 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
397 # Should we use hashtable-based synchronization?
398 # Currently works only for Linux X86/ia64
399 # Typically faster and more space-efficient
400 AC_ARG_ENABLE(hash-synchronization,
401 AS_HELP_STRING([--enable-hash-synchronization],
402 [use global hash table for monitor locks]))
404 if test -z "$enable_hash_synchronization"; then
405 enable_hash_synchronization=$enable_hash_synchronization_default
408 AC_ARG_WITH(java-home,
409 AS_HELP_STRING([--with-java-home=DIRECTORY],
410 [value of java.home system property]),
411 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
412 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
415 # What is the native OS API for MinGW?
416 AC_ARG_WITH(win32-nlsapi,
417 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
418 [native MinGW libgcj Win32 OS API (default is ansi)]),
419 [case "${withval}" in
420 ansi) with_win32_nlsapi=ansi ;;
421 unicows) with_win32_nlsapi=unicows ;;
422 unicode) with_win32_nlsapi=unicode ;;
423 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
424 esac],[with_win32_nlsapi=ansi])
426 case "${with_win32_nlsapi}" in
428 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
429 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
433 # configure.host sets slow_pthread_self if the synchronization code should
434 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
435 if test "${slow_pthread_self}" = "yes"; then
436 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
437 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
440 # Check for gc debugging. This option is handled both here and in the GC.
441 AC_ARG_ENABLE(gc-debug,
442 AS_HELP_STRING([--enable-gc-debug],
443 [include full support for pointer backtracing etc.]),
444 [ if test "$enable_gc_debug" = "yes"; then
445 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
446 [Define if we want to use debug calls into the garbage collector.])
449 # See if the user has the interpreter included.
450 AC_ARG_ENABLE(interpreter,
451 AS_HELP_STRING([--enable-interpreter],
452 [enable interpreter]),
453 [if test "$enable_interpreter" = yes; then
454 # This can also be set in configure.host.
455 libgcj_interpreter=yes
456 elif test "$enable_interpreter" = no; then
457 libgcj_interpreter=no
460 if test "$libgcj_interpreter" = yes; then
461 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
463 INTERPRETER="$libgcj_interpreter"
464 AC_SUBST(INTERPRETER)
466 AC_MSG_CHECKING([for exception model to use])
468 AC_ARG_ENABLE(sjlj-exceptions,
469 AS_HELP_STRING([--enable-sjlj-exceptions],
470 [force use of builtin_setjmp for exceptions]),
472 [dnl Botheration. Now we've got to detect the exception model.
473 dnl Link tests against libgcc.a are problematic since -- at least
474 dnl as of this writing -- we've not been given proper -L bits for
475 dnl single-tree newlib and libgloss.
477 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
478 dnl conftest files before we got a change to grep them first.
479 cat > conftest.$ac_ext << EOF
480 [#]line __oline__ "configure"
489 old_CXXFLAGS="$CXXFLAGS"
491 if AC_TRY_EVAL(ac_compile); then
492 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
493 enable_sjlj_exceptions=yes
494 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
495 enable_sjlj_exceptions=no
498 CXXFLAGS="$old_CXXFLAGS"
500 if test x$enable_sjlj_exceptions = xyes; then
501 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
502 [Define if the compiler is configured for setjmp/longjmp exceptions.])
503 ac_exception_model_name=sjlj
504 elif test x$enable_sjlj_exceptions = xno; then
505 ac_exception_model_name="call frame"
507 AC_MSG_ERROR([unable to detect exception model])
510 AC_MSG_RESULT($ac_exception_model_name)
512 # If we are non using SJLJ exceptions, and this host does not have support
513 # for unwinding from a signal handler, enable checked dereferences and divides.
514 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
515 CHECKREFSPEC=-fcheck-references
516 DIVIDESPEC=-fuse-divide-subroutine
520 # See if the user wants to disable java.net. This is the mildly
521 # ugly way that we admit that target-side configuration sucks.
522 AC_ARG_ENABLE(java-net,
523 AS_HELP_STRING([--disable-java-net],
526 # Whether java.net is built by default can depend on the target.
527 if test -z "$enable_java_net"; then
528 enable_java_net=${enable_java_net_default-yes}
530 if test "$enable_java_net" = no; then
531 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
534 # See if the user wants to configure without libffi. Some
535 # architectures don't support it, and default values are set in
538 AS_HELP_STRING([--without-libffi],
541 [with_libffi=${with_libffi_default-yes}])
545 if test "$with_libffi" != no; then
546 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
547 LIBFFI=../libffi/libffi_convenience.la
548 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
553 # See if the user wants to disable JVMPI support.
555 AS_HELP_STRING([--disable-jvmpi],
556 [disable JVMPI support]))
558 if test "$enable_jvmpi" != no; then
559 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
562 # If the target is an eCos system, use the appropriate eCos
564 # FIXME: this should not be a local option but a global target
565 # system; at present there is no eCos target.
566 TARGET_ECOS=${PROCESS-"no"}
568 [ --with-ecos enable runtime eCos target support],
569 TARGET_ECOS="$with_ecos"
572 PLATFORM_INNER_NAT_HDRS=
573 case "$TARGET_ECOS" in
579 CHECK_FOR_BROKEN_MINGW_LD
585 PLATFORM_INNER_NAT_HDRS='java/lang/ConcreteProcess$$ProcessManager.h'
592 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
596 AC_SUBST(PLATFORM_INNER_NAT_HDRS)
597 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
599 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
600 [Define if you have int32_t and uint32_t.]))
601 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
602 [Define if you have int32_t and uint32_t.]))
603 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
604 [Define if you have u_int32_t]))
605 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
606 [Define if you have u_int32_t]))
608 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
609 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix || test "$PLATFORM" = Ecos)
612 *-darwin*) DARWIN_CRT=true ;;
613 *) DARWIN_CRT=false ;;
615 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
617 # These may not be defined in a non-ANS conformant embedded system.
618 # FIXME: Should these case a runtime exception in that case?
619 AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
620 [Define is you have 'mktime' in <time.h>]))
621 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
622 [Define is you have 'localtime' in <time.h>]))
624 # Create the subdirectory for natFile.cc, or the attempt
625 # to create the link will fail.
626 test -d java || mkdir java
627 test -d java/io || mkdir java/io
628 test -d gnu || mkdir gnu
629 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
631 # Likewise for ConcreteProcess.java and natConcreteProcess.cc.
632 test -d java/lang || mkdir java/lang
633 AC_CONFIG_LINKS(java/lang/ConcreteProcess.java:java/lang/${PLATFORM}Process.java)
634 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
636 # Likewise for natInetAddress.cc and natVMNetworkInterface.cc.
637 test -d java/net || mkdir java/net
638 AC_CONFIG_LINKS(java/net/natInetAddress.cc:java/net/natInetAddress${PLATFORMNET}.cc)
639 AC_CONFIG_LINKS(java/net/natVMNetworkInterface.cc:java/net/natVMNetworkInterface${PLATFORMNET}.cc)
641 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
642 test -d gnu/java || mkdir gnu/java
643 test -d gnu/java/net || mkdir gnu/java/net
644 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
645 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
647 # Likewise for natPipeImpl.cc and natSelectorImpl.cc.
648 test -d gnu/java/nio || mkdir gnu/java/nio
649 AC_CONFIG_LINKS(gnu/java/nio/natPipeImpl.cc:gnu/java/nio/natPipeImpl${PLATFORM}.cc)
650 AC_CONFIG_LINKS(gnu/java/nio/natSelectorImpl.cc:gnu/java/nio/natSelectorImpl${PLATFORM}.cc)
651 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
652 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
656 SYSTEMSPEC="-lgdi32 -lws2_32"
657 if test "${with_win32_nlsapi}" = "unicows"; then
658 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
667 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
668 AC_SUBST(LIBGCJTESTSPEC)
670 AC_ARG_WITH(system-zlib,
671 AS_HELP_STRING([--with-system-zlib],
672 [use installed libz]))
676 AC_SUBST(ZLIBTESTSPEC)
680 # FIXME: this should be _libs on some hosts.
683 # extra LD Flags which are required for targets
686 # For now we have to disable it on darwin[8-9] because it slows down
687 # the linking phase. A possible bug in ld?
688 # on Darwin -single_module speeds up loading of the dynamic libraries.
689 extra_ldflags_libjava=-Wl,-single_module
692 AC_SUBST(extra_ldflags_libjava)
694 # Allow the GC to be disabled. Can be useful when debugging.
695 AC_MSG_CHECKING([for garbage collector to use])
696 AC_ARG_ENABLE(java-gc,
697 AS_HELP_STRING([--enable-java-gc=TYPE],
698 [choose garbage collector (default is boehm)]),
710 GCLIBS=../boehm-gc/libgcjgc_convenience.la
711 JC1GCSPEC='-fuse-boehm-gc'
712 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
713 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
716 # The POSIX thread support needs to know this.
717 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
724 AC_MSG_ERROR([unrecognized collector "$GC"])
733 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
734 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
735 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
738 AC_MSG_CHECKING([for thread model used by GCC])
739 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
740 AC_MSG_RESULT([$THREADS])
746 posix | posix95 | pthreads)
750 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
756 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
757 AC_MSG_ERROR(thread package $THREADS not yet supported)
760 AC_MSG_ERROR($THREADS is an unknown thread package)
775 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
777 *-*-freebsd[[1234]]*)
778 # Before FreeBSD 5, it didn't have -lpthread (or any library which
779 # merely adds pthread_* functions) but it does have a -pthread switch
780 # which is required at link-time to select -lc_r *instead* of -lc.
781 THREADLDFLAGS=-pthread
782 # Don't set THREADSPEC here as might be expected since -pthread is
783 # not processed when found within a spec file, it must come from
784 # the command line. For now, the user must provide the -pthread
785 # switch to link code compiled with gcj. In future, consider adding
786 # support for weak references to pthread_* functions ala gthr.h API.
787 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
790 # FreeBSD >=5.3 implements a model much closer to other modern UNIX
791 # systems which support threads and -lpthread.
792 THREADLDFLAGS=-pthread
795 alpha*-dec-osf* | hppa*-hp-hpux*)
796 THREADCXXFLAGS=-pthread
797 # boehm-gc needs some functions from librt, so link that too.
798 THREADLIBS='-lpthread -lrt'
799 THREADSPEC='-lpthread -lrt'
806 THREADH=posix-threads.h
807 # MIT pthreads doesn't seem to have the mutexattr functions.
808 # But for now we don't check for it. We just assume you aren't
809 # using MIT pthreads.
810 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
812 # If we're using the Boehm GC, then we happen to know that it
813 # defines _REENTRANT, so we don't bother. Eww.
814 if test "$GC" != boehm; then
815 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
817 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
821 THREADH=win32-threads.h
828 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
833 AC_SUBST(THREADLDFLAGS)
834 AC_SUBST(THREADCXXFLAGS)
835 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
836 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
837 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
839 if test -d sysdep; then true; else mkdir sysdep; fi
840 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
841 AC_CONFIG_LINKS(sysdep/backtrace.h:$fallback_backtrace_h)
842 AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
845 # Hash synchronization is only useful with posix threads right now.
846 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
847 HASH_SYNC_SPEC=-fhash-synchronization
848 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
850 AC_SUBST(HASH_SYNC_SPEC)
852 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
854 # We're in the tree with gcc, and need to include some of its headers.
855 GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
857 if test "x${with_newlib}" = "xyes"; then
858 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
859 # may not work correctly, because the compiler may not be able to
862 # We assume newlib. This lets us hard-code the functions we know
864 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
865 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
866 AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.])
867 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
868 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
869 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
870 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
871 # This is only for POSIX threads.
872 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
873 # We also assume we are using gcc, which provides alloca.
874 AC_DEFINE(HAVE_ALLOCA)
876 # Assume we do not have getuid and friends.
877 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
880 AC_CHECK_FUNCS([strerror ioctl select fstat open fsync sleep opendir \
881 gmtime_r localtime_r readdir_r getpwuid_r getcwd \
882 access stat lstat mkdir rename rmdir unlink utime chmod readlink \
883 nl_langinfo setlocale \
884 inet_pton uname inet_ntoa \
885 fork execvp pipe sigaction ftruncate mmap])
886 AC_CHECK_FUNCS(inet_aton inet_addr, break)
887 AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
888 # Do an additional check on dld, HP-UX for example has dladdr in libdld.sl
889 AC_CHECK_LIB(dl, dladdr, [
890 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])], [
891 AC_CHECK_LIB(dld, dladdr, [
892 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])])])
894 if test x"$build" = x"$host"; then
895 AC_CHECK_FILES(/proc/self/exe, [
896 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
900 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
909 AC_CHECK_FUNCS(gethostbyname_r, [
910 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
911 [Define if you have the 'gethostbyname_r' function.])
912 # There are two different kinds of gethostbyname_r.
913 # We look for the one that returns `int'.
914 # Hopefully this check is robust enough.
915 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
916 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
919 *" -D_REENTRANT "*) ;;
921 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
922 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
923 [libjava_cv_gethostbyname_r_needs_reentrant],
925 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
926 [[gethostbyname_r("", 0, 0);]])],
927 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
928 CPPFLAGS_SAVE="$CPPFLAGS"
929 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
930 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
931 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
932 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
933 CPPFLAGS="$CPPFLAGS_SAVE"
937 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
938 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
943 AC_CACHE_CHECK([for struct hostent_data],
944 [libjava_cv_struct_hostent_data], [dnl
945 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
946 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
947 # define _REENTRANT 1
949 #include <netdb.h>]], [[struct hostent_data data;]])],
950 [libjava_cv_struct_hostent_data=yes],
951 [libjava_cv_struct_hostent_data=no])])
952 if test "x$libjava_cv_struct_hostent_data" = xyes; then
953 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
954 [Define if struct hostent_data is defined in netdb.h])
958 # FIXME: libjava source code expects to find a prototype for
959 # gethostbyaddr_r in netdb.h. The outer check ensures that
960 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
961 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
962 # linkage check is enough, yet C++ code requires proper prototypes.)
963 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
964 AC_CHECK_FUNCS(gethostbyaddr_r, [
965 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
966 [Define if you have the 'gethostbyaddr_r' function.])
967 # There are two different kinds of gethostbyaddr_r.
968 # We look for the one that returns `int'.
969 # Hopefully this check is robust enough.
970 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
971 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
972 [Define if gethostbyaddr_r returns 'int'.])])])])
974 AC_CHECK_FUNCS(gethostname, [
975 AC_DEFINE(HAVE_GETHOSTNAME, 1,
976 [Define if you have the 'gethostname' function.])
977 AC_EGREP_HEADER(gethostname, unistd.h, [
978 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
979 [Define if gethostname is declared in <unistd.h>.])])])
981 AC_CHECK_FUNCS(usleep, [
982 AC_EGREP_HEADER(usleep, unistd.h, [
983 AC_DEFINE(HAVE_USLEEP_DECL, 1,
984 [Define if usleep is declared in <unistd.h>.])])])
986 # Look for these functions in the thread library, but only bother
987 # if using POSIX threads.
988 if test "$THREADS" = posix; then
990 LIBS="$LIBS $THREADLIBS"
991 # Some POSIX thread systems don't have pthread_mutexattr_settype.
993 AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
995 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
996 # Solaris 7 the name librt is preferred.
997 AC_CHECK_FUNCS(sched_yield, , [
998 AC_CHECK_LIB(rt, sched_yield, [
999 AC_DEFINE(HAVE_SCHED_YIELD)
1000 THREADLIBS="$THREADLIBS -lrt"
1001 THREADSPEC="$THREADSPEC -lrt"], [
1002 AC_CHECK_LIB(posix4, sched_yield, [
1003 AC_DEFINE(HAVE_SCHED_YIELD)
1004 THREADLIBS="$THREADLIBS -lposix4"
1005 THREADSPEC="$THREADSPEC -lposix4"])])])
1007 AC_CHECK_LIB(rt, clock_gettime, [
1008 AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Define if you have clock_gettime()])
1009 case "$THREADSPEC" in
1012 THREADSPEC="$THREADSPEC -lrt"
1013 THREADLIBS="$THREADLIBS -lrt"
1019 # We can save a little space at runtime if the mutex has m_count
1020 # or __m_count. This is a nice hack for Linux.
1021 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1022 extern pthread_mutex_t *mutex; int q = mutex->m_count;
1023 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
1024 [Define if pthread_mutex_t has m_count member.]), [
1025 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1026 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
1027 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
1028 [Define if pthread_mutex_t has __m_count member.]))])
1031 # We require a way to get the time.
1033 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
1034 if test "$time_found" = no; then
1035 AC_MSG_ERROR([no function found to get the time])
1038 AC_CHECK_FUNCS(memmove)
1040 # We require memcpy.
1042 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
1043 if test "$memcpy_found" = no; then
1044 AC_MSG_ERROR([memcpy is required])
1046 # Do an additional check on dld, HP-UX for example has dlopen in libdld.sl
1047 AC_CHECK_LIB(dl, dlopen, [
1048 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])], [
1049 AC_CHECK_LIB(dld, dlopen, [
1050 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])])
1052 # Some library-finding code we stole from Tcl.
1053 #--------------------------------------------------------------------
1054 # Check for the existence of the -lsocket and -lnsl libraries.
1055 # The order here is important, so that they end up in the right
1056 # order in the command line generated by make. Here are some
1057 # special considerations:
1058 # 1. Use "connect" and "accept" to check for -lsocket, and
1059 # "gethostbyname" to check for -lnsl.
1060 # 2. Use each function name only once: can't redo a check because
1061 # autoconf caches the results of the last check and won't redo it.
1062 # 3. Use -lnsl and -lsocket only if they supply procedures that
1063 # aren't already present in the normal libraries. This is because
1064 # IRIX 5.2 has libraries, but they aren't needed and they're
1065 # bogus: they goof up name resolution if used.
1066 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
1067 # To get around this problem, check for both libraries together
1068 # if -lsocket doesn't work by itself.
1069 #--------------------------------------------------------------------
1071 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
1072 [gcj_cv_lib_sockets=
1074 unset ac_cv_func_connect
1075 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
1076 if test "$gcj_checkSocket" = 1; then
1077 unset ac_cv_func_connect
1078 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
1081 if test "$gcj_checkBoth" = 1; then
1083 LIBS="$LIBS -lsocket -lnsl"
1084 unset ac_cv_func_accept
1085 AC_CHECK_FUNC(accept,
1087 gcj_cv_lib_sockets="-lsocket -lnsl"])
1088 unset ac_cv_func_accept
1091 unset ac_cv_func_gethostbyname
1093 LIBS="$LIBS $gcj_cv_lib_sockets"
1094 AC_CHECK_FUNC(gethostbyname, ,
1095 [AC_CHECK_LIB(nsl, main,
1096 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
1097 unset ac_cv_func_gethostbyname
1100 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
1102 if test "$with_system_zlib" = yes; then
1103 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
1106 # Test for Gtk stuff, if asked for.
1107 if test "$use_gtk_awt" = yes; then
1108 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
1109 AC_SUBST(GTK_CFLAGS)
1112 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1113 AC_SUBST(GLIB_CFLAGS)
1116 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1117 AC_SUBST(LIBART_CFLAGS)
1118 AC_SUBST(LIBART_LIBS)
1120 # We require the XTest Extension to support java.awt.Robot.
1121 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1122 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1126 # On Solaris, and maybe other architectures, the Boehm collector
1128 if test "$GC" = boehm; then
1129 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1133 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1135 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1136 *) CLASSPATH_SEPARATOR=':' ;;
1138 AC_SUBST(CLASSPATH_SEPARATOR)
1140 # We must search the source tree for java.lang, since we still don't
1141 # have libgcj.jar nor java/lang/*.class
1142 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1143 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1145 # Since some classes depend on this one, we need its source available
1146 # before we can do any GCJ compilation test :-(
1147 if test ! -f gnu/classpath/Configuration.java; then
1148 test -d gnu || mkdir gnu
1149 test -d gnu/classpath || mkdir gnu/classpath
1150 # Note that it is not crucial that all the values here be correct.
1151 sed -e "s,@prefix@,$prefix," \
1152 -e "s,@VERSION@,$VERSION," \
1153 -e "s,@LIBDEBUG@,false," \
1154 -e "s,@INIT_LOAD_LIBRARY@,false," \
1155 -e "s,@@,$LIBGCJDEBUG," \
1156 -e "s,@default_toolkit@,$TOOLKIT," \
1157 -e "s,@JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION@,false," \
1158 -e "s,@GTK_CAIRO_ENABLED@,false," \
1159 < $srcdir/classpath/gnu/classpath/Configuration.java.in \
1160 > gnu/classpath/Configuration.java
1161 # We do not want to redirect the output of the grep below to /dev/null,
1162 # but we add /dev/null to the input list so that grep will print the
1163 # filename of Configuration.java in case it finds any matches.
1164 if grep '@.*@' gnu/classpath/Configuration.java /dev/null; then
1165 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1172 rm -f gnu/classpath/Configuration.java
1174 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1176 AC_CHECK_SIZEOF(void *)
1184 if test -z "$ZLIBSPEC"; then
1185 # Use zlib from the GCC tree.
1186 ZINCS='-I$(top_srcdir)/../zlib'
1187 ZLIBS=../zlib/libzgcj_convenience.la
1190 SYS_ZLIBS="$ZLIBSPEC"
1195 AC_SUBST(DIVIDESPEC)
1196 AC_SUBST(CHECKREFSPEC)
1197 AC_SUBST(EXCEPTIONSPEC)
1198 AC_SUBST(BACKTRACESPEC)
1201 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1202 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1203 AC_SUBST(GCC_UNWIND_INCLUDE)
1205 # Process the option "--enable-version-specific-runtime-libs"
1206 # Calculate toolexeclibdir
1207 case ${version_specific_libs} in
1209 # Need the gcc compiler version to know where to install libraries
1210 # and header files if --enable-version-specific-runtime-libs option
1212 includedir='$(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include/'
1213 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1214 toolexecmainlibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
1215 toolexeclibdir=$toolexecmainlibdir
1218 if test -n "$with_cross_host" &&
1219 test x"$with_cross_host" != x"no"; then
1220 # Install a library built with a cross compiler in tooldir, not libdir.
1221 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1222 toolexecmainlibdir='$(toolexecdir)/lib'
1224 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1225 toolexecmainlibdir='$(libdir)'
1227 multi_os_directory=`$CC -print-multi-os-directory`
1228 case $multi_os_directory in
1229 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1230 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1234 AC_SUBST(toolexecdir)
1235 AC_SUBST(toolexecmainlibdir)
1236 AC_SUBST(toolexeclibdir)
1238 # Determine where the standard .db file is found.
1239 multi_os_directory=`$CC -print-multi-os-directory`
1240 case $multi_os_directory in
1241 .) dbexecdir='$(libdir)/gcj-$(gcc_version)' ;; # Avoid /.
1242 *) dbexecdir='$(libdir)/'$multi_os_directory'/gcj-$(gcc_version)' ;;
1246 # Determine gcj version number.
1247 gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
1248 GCJVERSION=$gcjversion
1249 AC_SUBST(GCJVERSION)
1250 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1252 AC_DEFINE(JV_VERSION, "1.4.2", [Compatibility version string])
1253 AC_DEFINE(JV_API_VERSION, "1.4", [API compatibility version string])
1255 TL_AC_GXX_INCLUDE_DIR
1257 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1258 # On that system, sys/ioctl.h will not include sys/filio.h unless
1259 # BSD_COMP is defined; just including sys/filio.h is simpler.
1260 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1261 # for now. If you change this, you also must update natFile.cc.
1262 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1263 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1264 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1265 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1266 dirent.h sys/rw_lock.h])
1267 AC_CHECK_HEADERS(inttypes.h, [
1268 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1269 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1273 AC_CHECK_TYPE([ssize_t], [int])
1275 AC_MSG_CHECKING([for in_addr_t])
1276 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1281 #if HAVE_NETINET_IN_H
1282 #include <netinet/in.h>
1283 #endif]], [[in_addr_t foo;]])],
1284 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1285 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1286 AC_MSG_RESULT(yes)],
1287 [AC_MSG_RESULT(no)])
1289 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1290 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1291 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1292 [Define if struct ip_mreq is defined in netinet/in.h.])
1293 AC_MSG_RESULT(yes)],
1294 [AC_MSG_RESULT(no)])
1296 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1297 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1298 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1299 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1300 AC_MSG_RESULT(yes)],
1301 [AC_MSG_RESULT(no)])
1303 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1304 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1305 [AC_DEFINE(HAVE_INET6, 1,
1306 [Define if inet6 structures are defined in netinet/in.h.])
1307 AC_MSG_RESULT(yes)],
1308 [AC_MSG_RESULT(no)])
1310 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1311 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1312 #include <sys/types.h>
1313 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1314 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1315 AC_MSG_RESULT(yes)],
1316 [AC_MSG_RESULT(no)])
1318 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1319 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1320 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1321 AC_MSG_RESULT(yes)],
1323 AC_MSG_CHECKING([for global timezone variable])
1324 dnl FIXME: we don't want a link check here because that won't work
1325 dnl when cross-compiling. So instead we make an assumption that
1326 dnl the header file will mention timezone if it exists.
1327 dnl Don't find the win32 function timezone
1328 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1329 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1330 AC_MSG_RESULT(yes)],
1332 AC_MSG_CHECKING([for global _timezone variable])
1333 dnl FIXME: As above, don't want link check
1334 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1335 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1336 [Define if your platform has the global _timezone variable.])
1337 AC_MSG_RESULT(yes)],
1338 [AC_MSG_RESULT(no)])])])
1342 AC_CHECK_PROGS(PERL, perl, false)
1349 SIGNAL_HANDLER=include/i386-signal.h
1351 sparc*-sun-solaris*)
1352 SIGNAL_HANDLER=include/sparc-signal.h
1355 # SYSDEP_SOURCES=sysdep/ia64.c
1356 # test -d sysdep || mkdir sysdep
1359 SIGNAL_HANDLER=include/pa-signal.h
1362 SIGNAL_HANDLER=include/hppa-signal.h
1365 SIGNAL_HANDLER=include/dwarf2-signal.h
1368 SIGNAL_HANDLER=include/powerpc-signal.h
1371 SIGNAL_HANDLER=include/dwarf2-signal.h
1374 SIGNAL_HANDLER=include/s390-signal.h
1377 SIGNAL_HANDLER=include/x86_64-signal.h
1378 SIGNAL_HANDLER_AUX=include/i386-signal.h
1381 SIGNAL_HANDLER=include/dwarf2-signal.h
1384 SIGNAL_HANDLER=include/sh-signal.h
1387 SIGNAL_HANDLER=include/win32-signal.h
1390 SIGNAL_HANDLER=include/mips-signal.h
1393 SIGNAL_HANDLER=include/darwin-signal.h
1396 SIGNAL_HANDLER=include/default-signal.h
1400 # If we're using sjlj exceptions, forget what we just learned.
1401 if test "$enable_sjlj_exceptions" = yes; then
1402 SIGNAL_HANDLER=include/default-signal.h
1406 AC_SUBST(SYSDEP_SOURCES)
1408 if test -z "$SIGNAL_HANDLER_AUX"; then
1409 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1412 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1413 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1415 if test "${multilib}" = "yes"; then
1416 multilib_arg="--enable-multilib"
1421 # See if we support thread-local storage.
1424 # Check if linker supports static linking on a per library basis
1425 LD_START_STATIC_SPEC=
1426 LD_FINISH_STATIC_SPEC=
1427 if $LD --help 2>&1 | grep -q -e -call_shared ; then
1428 if $LD --help 2>&1 | grep -q -e -non_shared ; then
1429 LD_START_STATIC_SPEC='%{static-libgcj:-non_shared}'
1430 LD_FINISH_STATIC_SPEC='%{static-libgcj:-call_shared}'
1433 AC_SUBST(LD_START_STATIC_SPEC)
1434 AC_SUBST(LD_FINISH_STATIC_SPEC)
1436 here=`${PWDCMD-pwd}`
1439 # We get this from the environment.
1452 AC_CONFIG_FILES([scripts/jar], [chmod +x scripts/jar])
1454 AC_CONFIG_COMMANDS([default],
1455 [# Only add multilib support code if we just rebuilt top-level Makefile.
1456 case " $CONFIG_FILES " in
1458 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
1459 ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
1462 for ac_multi_file in $CONFIG_FILES; do
1463 case $ac_multi_file in
1465 grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
1472 with_multisubdir=${with_multisubdir}
1473 ac_configure_args="${multilib_arg} ${ac_configure_args}"
1474 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1475 libgcj_basedir=${libgcj_basedir}
1478 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"