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 ${enableval} for multilib option) ;;
85 esac], [multilib=yes])dnl
88 AS_HELP_STRING([--enable-plugin],
89 [build gcjwebplugin web browser plugin]),
91 yes) plugin_enabled=yes ;;
92 no) plugin_enabled=no ;;
93 *) AC_MSG_ERROR([Unknown argument to enable/disable plugin]);;
98 # It may not be safe to run linking tests in AC_PROG_CC/AC_PROG_CXX.
101 # (1) We use an abnormal CXX (without library references), so we
102 # must cache it under a different name.
103 # (2) CC, CFLAGS, CXX, CXXFLAGS, LDFLAGS must not be 'precious', or
104 # the non-multilib-adjusted value will be used in multilibs.
105 # (3) As a side effect, we must SUBST CXXFLAGS, CFLAGS, and LDFLAGS ourselves.
106 # (4) As another side effect, automake doesn't automatically include them
108 # (5) For libstdc++-v3, -fno-builtin must be present here so that a
109 # non-conflicting form of std::exit can be guessed by AC_PROG_CXX, and
110 # used in later tests. This may not be necessary in libjava; I don't know.
111 m4_define([ac_cv_prog_CXX],[glibcxx_cv_prog_CXX])
112 m4_rename([_AC_ARG_VAR_PRECIOUS],[glibcxx_PRECIOUS])
113 m4_define([_AC_ARG_VAR_PRECIOUS],[])
114 save_CXXFLAGS="$CXXFLAGS"
115 CXXFLAGS="$CXXFLAGS -fno-builtin"
118 CXXFLAGS="$save_CXXFLAGS"
119 m4_rename([glibcxx_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
124 AM_INIT_AUTOMAKE([1.9.0])
126 AC_CHECK_TOOL(AS, as)
127 AC_CHECK_TOOL(LD, ld)
128 AC_CHECK_TOOL(AR, ar)
129 AC_CHECK_TOOL(RANLIB, ranlib, :)
131 AC_CHECK_PROGS([JAR], [jar fastjar], no)
132 AC_PATH_PROG([ZIP], [zip], no)
133 AC_PATH_PROG([UNZIP], [unzip], unzip)
134 AM_CONDITIONAL(BASH_JAR, test "$JAR" = no)
135 if test "$ZIP" = no; then
136 if test "$JAR" = no; then
137 AC_MSG_ERROR([cannot find neither zip nor jar, cannot continue])
140 # InfoZIP available, use the 'guaranteed' Bourne-shell JAR to build libjava
141 JAR=`pwd`/scripts/jar
150 # configure.host sets the following important variables
151 # libgcj_cflags - host specific C compiler flags
152 # libgcj_cxxflags - host specific C++ compiler flags
153 # libgcj_javaflags - host specific Java compiler flags
159 . ${srcdir}/configure.host
161 LIBGCJ_CFLAGS="${libgcj_cflags}"
162 LIBGCJ_CXXFLAGS="${libgcj_cxxflags}"
163 LIBGCJ_JAVAFLAGS="${libgcj_javaflags}"
164 LIBGCJ_LD_SYMBOLIC="${libgcj_ld_symbolic}"
165 AC_SUBST(LIBGCJ_CFLAGS)
166 AC_SUBST(LIBGCJ_CXXFLAGS)
167 AC_SUBST(LIBGCJ_JAVAFLAGS)
168 AC_SUBST(LIBGCJ_LD_SYMBOLIC)
170 # Only use libltdl for non-newlib builds.
171 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
175 AC_CONFIG_HEADERS([include/config.h gcj/libgcj-config.h])
177 # See if the user has requested runtime debugging.
178 LIBGCJDEBUG="disable"
179 AC_SUBST(LIBGCJDEBUG)
180 AC_ARG_ENABLE(libgcj-debug,
181 AS_HELP_STRING([--enable-libgcj-debug],
182 [enable runtime debugging code]),
183 [if test "$enable_libgcj_debug" = yes; then
184 AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.])
188 # Determine which AWT peer libraries to build
189 AC_ARG_ENABLE(java-awt,
190 AS_HELP_STRING([--enable-java-awt],
191 [list of AWT peer implementations to be built]))
193 peerlibs="`echo ${enable_java_awt} | tr ',' ' '`"
197 # The default toolkit to use is the first one specified.
201 for peer in $peerlibs ; do
204 if test "$no_x" = yes; then
205 echo "*** xlib peers requested but no X library available" 1>&2
209 if test -z "$TOOLKIT"; then
210 TOOLKIT=gnu.awt.xlib.XToolkit
215 if test "$no_x" = yes; then
216 echo "*** gtk peers requested but no X library available" 1>&2
220 if test -z "$TOOLKIT"; then
221 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
226 if test "$no_x" = yes; then
227 # Perhaps we should admit the possibility of embedded Qt.
228 echo "*** Qt peers requested but no X library available" 1>&2
232 if test -z "$TOOLKIT"; then
233 TOOLKIT=gnu.java.awt.peer.qt.QtToolkit
244 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
249 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
251 # Create standard.omit based on decisions we just made.
252 cp $srcdir/standard.omit.in standard.omit
253 if test "$use_xlib_awt" != yes; then
254 echo gnu/awt/xlib >> standard.omit
255 echo gnu/gcj/xlib >> standard.omit
258 if test -z "${with_multisubdir}"; then
261 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
266 # Which gcj do we use?
268 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
269 if test -n "${with_cross_host}"; then
270 # We are being configured with a cross compiler. We can't
271 # use ac_exeext, because that is for the target platform.
274 case "${with_cross_host}" in
276 cross_host_exeext=.exe
279 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
280 if test x"$build_noncanonical" = x"$with_cross_host"; then
281 # Ordinary cross (host!=target and host=build)
284 # Canadian cross (host!=target and host!=build)
291 # We are being configured with a native or crossed-native compiler
292 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
293 if test x"$build" = x"$host"; then
294 # True native build (host=target and host=build)
297 # Crossed-native build (host=target and host!=build)
304 case "${which_gcj}" in
306 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
307 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
310 if test "x${with_newlib}" = "xyes"; then
311 # FIXME (comment): Why is this needed?
313 GCJ="${target_noncanonical}-gcj"
315 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
317 GCJH='$(target_noncanonical)-gcjh'
320 GCJ="gcj -B`${PWDCMD-pwd}`/"
327 # Create it, so that compile/link tests don't fail
328 test -f libgcj.spec || touch libgcj.spec
332 # Set up to configure Classpath.
333 # FIXME: no supported way to pass args in autoconf.
334 ac_configure_args="$ac_configure_args --with-fastjar=$JAR"
335 ac_configure_args="$ac_configure_args --enable-tool-wrappers"
336 ac_configure_args="$ac_configure_args --disable-load-library"
337 ac_configure_args="$ac_configure_args --${LIBGCJDEBUG}-debug"
338 ac_configure_args="$ac_configure_args --enable-default-toolkit=$TOOLKIT"
339 dir1=`cd $srcdir && pwd`
341 ac_configure_args="$ac_configure_args --with-vm-classes=$dir1:$dir2"
342 ac_configure_args="$ac_configure_args --disable-core-jni"
344 ac_configure_args="$ac_configure_args --disable-examples"
345 ac_configure_args="$ac_configure_args --with-glibj=build"
346 if test "$plugin_enabled" != yes; then
347 ac_configure_args="$ac_configure_args --disable-plugin"
349 if test "$use_gtk_awt" != yes; then
350 ac_configure_args="$ac_configure_args --disable-gtk-peer"
352 if test "$use_qt_awt" != yes; then
353 ac_configure_args="$ac_configure_args --disable-qt-peer"
355 # We need this as qt is disabled by default in classpath.
356 ac_configure_args="$ac_configure_args --enable-qt-peer"
359 dnl --with-javah=$GCJH
361 dnl gtk-cairo -- just export here...
362 dnl --enable-regen-headers?
364 # Only use libltdl for non-newlib builds.
365 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
366 AC_LIBLTDL_CONVENIENCE
369 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
370 # Sigh. Libtool's macro doesn't do the right thing.
371 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
372 # FIXME: this is a hack.
373 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
374 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
383 AC_CONFIG_SUBDIRS(classpath libltdl)
385 # The -no-testsuite modules omit the test subdir.
386 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
388 # Should the runtime set system properties by examining the
389 # environment variable GCJ_PROPERTIES?
390 AC_ARG_ENABLE(getenv-properties,
391 AS_HELP_STRING([--disable-getenv-properties],
392 [don't set system properties from GCJ_PROPERTIES]))
394 # Whether GCJ_PROPERTIES is used depends on the target.
395 if test -z "$enable_getenv_properties"; then
396 enable_getenv_properties=${enable_getenv_properties_default-yes}
398 if test "$enable_getenv_properties" = no; then
399 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
400 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
403 # Whether we should use arguments to main()
404 if test -z "$enable_main_args"; then
405 enable_main_args=${enable_main_args_default-yes}
407 if test "$enable_main_args" = no; then
408 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
412 # Should we use hashtable-based synchronization?
413 # Currently works only for Linux X86/ia64
414 # Typically faster and more space-efficient
415 AC_ARG_ENABLE(hash-synchronization,
416 AS_HELP_STRING([--enable-hash-synchronization],
417 [use global hash table for monitor locks]))
419 if test -z "$enable_hash_synchronization"; then
420 enable_hash_synchronization=$enable_hash_synchronization_default
423 AC_ARG_WITH(java-home,
424 AS_HELP_STRING([--with-java-home=DIRECTORY],
425 [value of java.home system property]),
426 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
427 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
430 # What is the native OS API for MinGW?
431 AC_ARG_WITH(win32-nlsapi,
432 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
433 [native MinGW libgcj Win32 OS API (default is ansi)]),
434 [case "${withval}" in
435 ansi) with_win32_nlsapi=ansi ;;
436 unicows) with_win32_nlsapi=unicows ;;
437 unicode) with_win32_nlsapi=unicode ;;
438 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
439 esac],[with_win32_nlsapi=ansi])
441 case "${with_win32_nlsapi}" in
443 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
444 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
448 # configure.host sets slow_pthread_self if the synchronization code should
449 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
450 if test "${slow_pthread_self}" = "yes"; then
451 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
452 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
455 # Check for gc debugging. This option is handled both here and in the GC.
456 AC_ARG_ENABLE(gc-debug,
457 AS_HELP_STRING([--enable-gc-debug],
458 [include full support for pointer backtracing etc.]),
459 [ if test "$enable_gc_debug" = "yes"; then
460 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
461 [Define if we want to use debug calls into the garbage collector.])
464 # See if the user has the interpreter included.
465 AC_ARG_ENABLE(interpreter,
466 AS_HELP_STRING([--enable-interpreter],
467 [enable interpreter]),
468 [if test "$enable_interpreter" = yes; then
469 # This can also be set in configure.host.
470 libgcj_interpreter=yes
471 elif test "$enable_interpreter" = no; then
472 libgcj_interpreter=no
475 if test "$libgcj_interpreter" = yes; then
476 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
478 INTERPRETER="$libgcj_interpreter"
479 AC_SUBST(INTERPRETER)
481 AC_MSG_CHECKING([for exception model to use])
483 AC_ARG_ENABLE(sjlj-exceptions,
484 AS_HELP_STRING([--enable-sjlj-exceptions],
485 [force use of builtin_setjmp for exceptions]),
487 [dnl Botheration. Now we've got to detect the exception model.
488 dnl Link tests against libgcc.a are problematic since -- at least
489 dnl as of this writing -- we've not been given proper -L bits for
490 dnl single-tree newlib and libgloss.
492 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
493 dnl conftest files before we got a change to grep them first.
494 cat > conftest.$ac_ext << EOF
495 [#]line __oline__ "configure"
504 old_CXXFLAGS="$CXXFLAGS"
506 if AC_TRY_EVAL(ac_compile); then
507 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
508 enable_sjlj_exceptions=yes
509 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
510 enable_sjlj_exceptions=no
513 CXXFLAGS="$old_CXXFLAGS"
515 if test x$enable_sjlj_exceptions = xyes; then
516 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
517 [Define if the compiler is configured for setjmp/longjmp exceptions.])
518 ac_exception_model_name=sjlj
519 elif test x$enable_sjlj_exceptions = xno; then
520 ac_exception_model_name="call frame"
522 AC_MSG_ERROR([unable to detect exception model])
525 AC_MSG_RESULT($ac_exception_model_name)
527 # If we are non using SJLJ exceptions, and this host does not have support
528 # for unwinding from a signal handler, enable checked dereferences and divides.
529 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
530 CHECKREFSPEC=-fcheck-references
531 DIVIDESPEC=-fuse-divide-subroutine
535 # See if the user wants to disable java.net. This is the mildly
536 # ugly way that we admit that target-side configuration sucks.
537 AC_ARG_ENABLE(java-net,
538 AS_HELP_STRING([--disable-java-net],
541 # Whether java.net is built by default can depend on the target.
542 if test -z "$enable_java_net"; then
543 enable_java_net=${enable_java_net_default-yes}
545 if test "$enable_java_net" = no; then
546 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
549 # See if the user wants to configure without libffi. Some
550 # architectures don't support it, and default values are set in
553 AS_HELP_STRING([--without-libffi],
556 [with_libffi=${with_libffi_default-yes}])
560 if test "$with_libffi" != no; then
561 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
562 LIBFFI=../libffi/libffi_convenience.la
563 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
568 # See if the user wants to disable JVMPI support.
570 AS_HELP_STRING([--disable-jvmpi],
571 [disable JVMPI support]))
573 if test "$enable_jvmpi" != no; then
574 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
577 # If the target is an eCos system, use the appropriate eCos
579 # FIXME: this should not be a local option but a global target
580 # system; at present there is no eCos target.
581 TARGET_ECOS=${PROCESS-"no"}
583 [ --with-ecos enable runtime eCos target support],
584 TARGET_ECOS="$with_ecos"
587 PLATFORM_INNER_NAT_HDRS=
588 case "$TARGET_ECOS" in
594 CHECK_FOR_BROKEN_MINGW_LD
600 PLATFORM_INNER_NAT_HDRS='java/lang/ConcreteProcess$$ProcessManager.h'
607 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
611 AC_SUBST(PLATFORM_INNER_NAT_HDRS)
612 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
614 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
615 [Define if you have int32_t and uint32_t.]))
616 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
617 [Define if you have int32_t and uint32_t.]))
618 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
619 [Define if you have u_int32_t]))
620 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
621 [Define if you have u_int32_t]))
623 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
624 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix || test "$PLATFORM" = Ecos)
627 *-darwin*) DARWIN_CRT=true ;;
628 *) DARWIN_CRT=false ;;
630 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
632 # These may not be defined in a non-ANS conformant embedded system.
633 # FIXME: Should these case a runtime exception in that case?
634 AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
635 [Define is you have 'mktime' in <time.h>]))
636 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
637 [Define is you have 'localtime' in <time.h>]))
639 # Create the subdirectory for natFile.cc, or the attempt
640 # to create the link will fail.
641 test -d java || mkdir java
642 test -d java/io || mkdir java/io
643 test -d gnu || mkdir gnu
644 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
646 # Likewise for ConcreteProcess.java and natConcreteProcess.cc.
647 test -d java/lang || mkdir java/lang
648 AC_CONFIG_LINKS(java/lang/ConcreteProcess.java:java/lang/${PLATFORM}Process.java)
649 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
651 # Likewise for natInetAddress.cc and natVMNetworkInterface.cc.
652 test -d java/net || mkdir java/net
653 AC_CONFIG_LINKS(java/net/natInetAddress.cc:java/net/natInetAddress${PLATFORMNET}.cc)
654 AC_CONFIG_LINKS(java/net/natVMNetworkInterface.cc:java/net/natVMNetworkInterface${PLATFORMNET}.cc)
656 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
657 test -d gnu/java || mkdir gnu/java
658 test -d gnu/java/net || mkdir gnu/java/net
659 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
660 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
662 # Likewise for natPipeImpl.cc and natSelectorImpl.cc.
663 test -d gnu/java/nio || mkdir gnu/java/nio
664 AC_CONFIG_LINKS(gnu/java/nio/natPipeImpl.cc:gnu/java/nio/natPipeImpl${PLATFORM}.cc)
665 AC_CONFIG_LINKS(gnu/java/nio/natSelectorImpl.cc:gnu/java/nio/natSelectorImpl${PLATFORM}.cc)
666 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
667 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
671 SYSTEMSPEC="-lgdi32 -lws2_32"
672 if test "${with_win32_nlsapi}" = "unicows"; then
673 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
682 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
683 AC_SUBST(LIBGCJTESTSPEC)
685 AC_ARG_WITH(system-zlib,
686 AS_HELP_STRING([--with-system-zlib],
687 [use installed libz]))
691 AC_SUBST(ZLIBTESTSPEC)
695 # FIXME: this should be _libs on some hosts.
698 # extra LD Flags which are required for targets
701 # For now we have to disable it on darwin[8-9] because it slows down
702 # the linking phase. A possible bug in ld?
703 # on Darwin -single_module speeds up loading of the dynamic libraries.
704 extra_ldflags_libjava=-Wl,-single_module
707 AC_SUBST(extra_ldflags_libjava)
709 # Allow the GC to be disabled. Can be useful when debugging.
710 AC_MSG_CHECKING([for garbage collector to use])
711 AC_ARG_ENABLE(java-gc,
712 AS_HELP_STRING([--enable-java-gc=TYPE],
713 [choose garbage collector (default is boehm)]),
725 GCLIBS=../boehm-gc/libgcjgc_convenience.la
726 JC1GCSPEC='-fuse-boehm-gc'
727 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
728 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
731 # The POSIX thread support needs to know this.
732 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
739 AC_MSG_ERROR([unrecognized collector "$GC"])
748 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
749 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
750 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
753 AC_MSG_CHECKING([for thread model used by GCC])
754 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
755 AC_MSG_RESULT([$THREADS])
761 posix | posix95 | pthreads)
765 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
771 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
772 AC_MSG_ERROR(thread package $THREADS not yet supported)
775 AC_MSG_ERROR($THREADS is an unknown thread package)
790 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
792 *-*-freebsd[[1234]]*)
793 # Before FreeBSD 5, it didn't have -lpthread (or any library which
794 # merely adds pthread_* functions) but it does have a -pthread switch
795 # which is required at link-time to select -lc_r *instead* of -lc.
796 THREADLDFLAGS=-pthread
797 # Don't set THREADSPEC here as might be expected since -pthread is
798 # not processed when found within a spec file, it must come from
799 # the command line. For now, the user must provide the -pthread
800 # switch to link code compiled with gcj. In future, consider adding
801 # support for weak references to pthread_* functions ala gthr.h API.
802 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
805 # FreeBSD >=5.3 implements a model much closer to other modern UNIX
806 # systems which support threads and -lpthread.
807 THREADLDFLAGS=-pthread
810 alpha*-dec-osf* | hppa*-hp-hpux*)
811 THREADCXXFLAGS=-pthread
812 # boehm-gc needs some functions from librt, so link that too.
813 THREADLIBS='-lpthread -lrt'
814 THREADSPEC='-lpthread -lrt'
821 THREADH=posix-threads.h
822 # MIT pthreads doesn't seem to have the mutexattr functions.
823 # But for now we don't check for it. We just assume you aren't
824 # using MIT pthreads.
825 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
827 # If we're using the Boehm GC, then we happen to know that it
828 # defines _REENTRANT, so we don't bother. Eww.
829 if test "$GC" != boehm; then
830 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
832 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
836 THREADH=win32-threads.h
843 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
848 AC_SUBST(THREADLDFLAGS)
849 AC_SUBST(THREADCXXFLAGS)
850 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
851 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
852 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
854 if test -d sysdep; then true; else mkdir sysdep; fi
855 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
856 AC_CONFIG_LINKS(sysdep/backtrace.h:$fallback_backtrace_h)
857 AC_CONFIG_LINKS(sysdep/descriptor.h:$descriptor_h)
860 # Hash synchronization is only useful with posix threads right now.
861 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
862 HASH_SYNC_SPEC=-fhash-synchronization
863 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
865 AC_SUBST(HASH_SYNC_SPEC)
867 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
869 # We're in the tree with gcc, and need to include some of its headers.
870 GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
872 if test "x${with_newlib}" = "xyes"; then
873 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
874 # may not work correctly, because the compiler may not be able to
877 # We assume newlib. This lets us hard-code the functions we know
879 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
880 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
881 AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.])
882 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
883 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
884 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
885 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
886 # This is only for POSIX threads.
887 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
888 # We also assume we are using gcc, which provides alloca.
889 AC_DEFINE(HAVE_ALLOCA)
891 # Assume we do not have getuid and friends.
892 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
895 AC_CHECK_FUNCS([strerror ioctl select fstat open fsync sleep opendir \
896 gmtime_r localtime_r readdir_r getpwuid_r getcwd \
897 access stat lstat mkdir rename rmdir unlink utime chmod readlink \
898 nl_langinfo setlocale \
899 inet_pton uname inet_ntoa \
900 fork execvp pipe sigaction ftruncate mmap])
901 AC_CHECK_FUNCS(inet_aton inet_addr, break)
902 AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
903 # Do an additional check on dld, HP-UX for example has dladdr in libdld.sl
904 AC_CHECK_LIB(dl, dladdr, [
905 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])], [
906 AC_CHECK_LIB(dld, dladdr, [
907 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])])])
909 if test x"$build" = x"$host"; then
910 AC_CHECK_FILES(/proc/self/exe, [
911 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
915 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
924 AC_CHECK_FUNCS(gethostbyname_r, [
925 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
926 [Define if you have the 'gethostbyname_r' function.])
927 # There are two different kinds of gethostbyname_r.
928 # We look for the one that returns `int'.
929 # Hopefully this check is robust enough.
930 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
931 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
934 *" -D_REENTRANT "*) ;;
936 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
937 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
938 [libjava_cv_gethostbyname_r_needs_reentrant],
940 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
941 [[gethostbyname_r("", 0, 0);]])],
942 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
943 CPPFLAGS_SAVE="$CPPFLAGS"
944 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
945 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
946 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
947 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
948 CPPFLAGS="$CPPFLAGS_SAVE"
952 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
953 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
958 AC_CACHE_CHECK([for struct hostent_data],
959 [libjava_cv_struct_hostent_data], [dnl
960 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
961 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
962 # define _REENTRANT 1
964 #include <netdb.h>]], [[struct hostent_data data;]])],
965 [libjava_cv_struct_hostent_data=yes],
966 [libjava_cv_struct_hostent_data=no])])
967 if test "x$libjava_cv_struct_hostent_data" = xyes; then
968 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
969 [Define if struct hostent_data is defined in netdb.h])
973 # FIXME: libjava source code expects to find a prototype for
974 # gethostbyaddr_r in netdb.h. The outer check ensures that
975 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
976 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
977 # linkage check is enough, yet C++ code requires proper prototypes.)
978 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
979 AC_CHECK_FUNCS(gethostbyaddr_r, [
980 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
981 [Define if you have the 'gethostbyaddr_r' function.])
982 # There are two different kinds of gethostbyaddr_r.
983 # We look for the one that returns `int'.
984 # Hopefully this check is robust enough.
985 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
986 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
987 [Define if gethostbyaddr_r returns 'int'.])])])])
989 AC_CHECK_FUNCS(gethostname, [
990 AC_DEFINE(HAVE_GETHOSTNAME, 1,
991 [Define if you have the 'gethostname' function.])
992 AC_EGREP_HEADER(gethostname, unistd.h, [
993 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
994 [Define if gethostname is declared in <unistd.h>.])])])
996 AC_CHECK_FUNCS(usleep, [
997 AC_EGREP_HEADER(usleep, unistd.h, [
998 AC_DEFINE(HAVE_USLEEP_DECL, 1,
999 [Define if usleep is declared in <unistd.h>.])])])
1001 # Look for these functions in the thread library, but only bother
1002 # if using POSIX threads.
1003 if test "$THREADS" = posix; then
1005 LIBS="$LIBS $THREADLIBS"
1006 # Some POSIX thread systems don't have pthread_mutexattr_settype.
1008 AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
1010 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
1011 # Solaris 7 the name librt is preferred.
1012 AC_CHECK_FUNCS(sched_yield, , [
1013 AC_CHECK_LIB(rt, sched_yield, [
1014 AC_DEFINE(HAVE_SCHED_YIELD)
1015 THREADLIBS="$THREADLIBS -lrt"
1016 THREADSPEC="$THREADSPEC -lrt"], [
1017 AC_CHECK_LIB(posix4, sched_yield, [
1018 AC_DEFINE(HAVE_SCHED_YIELD)
1019 THREADLIBS="$THREADLIBS -lposix4"
1020 THREADSPEC="$THREADSPEC -lposix4"])])])
1022 AC_CHECK_LIB(rt, clock_gettime, [
1023 AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Define if you have clock_gettime()])
1024 case "$THREADSPEC" in
1027 THREADSPEC="$THREADSPEC -lrt"
1028 THREADLIBS="$THREADLIBS -lrt"
1034 # We can save a little space at runtime if the mutex has m_count
1035 # or __m_count. This is a nice hack for Linux.
1036 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1037 extern pthread_mutex_t *mutex; int q = mutex->m_count;
1038 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
1039 [Define if pthread_mutex_t has m_count member.]), [
1040 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
1041 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
1042 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
1043 [Define if pthread_mutex_t has __m_count member.]))])
1046 # We require a way to get the time.
1048 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
1049 if test "$time_found" = no; then
1050 AC_MSG_ERROR([no function found to get the time])
1053 AC_CHECK_FUNCS(memmove)
1055 # We require memcpy.
1057 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
1058 if test "$memcpy_found" = no; then
1059 AC_MSG_ERROR([memcpy is required])
1061 # Do an additional check on dld, HP-UX for example has dlopen in libdld.sl
1062 AC_CHECK_LIB(dl, dlopen, [
1063 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])], [
1064 AC_CHECK_LIB(dld, dlopen, [
1065 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])])
1067 # Some library-finding code we stole from Tcl.
1068 #--------------------------------------------------------------------
1069 # Check for the existence of the -lsocket and -lnsl libraries.
1070 # The order here is important, so that they end up in the right
1071 # order in the command line generated by make. Here are some
1072 # special considerations:
1073 # 1. Use "connect" and "accept" to check for -lsocket, and
1074 # "gethostbyname" to check for -lnsl.
1075 # 2. Use each function name only once: can't redo a check because
1076 # autoconf caches the results of the last check and won't redo it.
1077 # 3. Use -lnsl and -lsocket only if they supply procedures that
1078 # aren't already present in the normal libraries. This is because
1079 # IRIX 5.2 has libraries, but they aren't needed and they're
1080 # bogus: they goof up name resolution if used.
1081 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
1082 # To get around this problem, check for both libraries together
1083 # if -lsocket doesn't work by itself.
1084 #--------------------------------------------------------------------
1086 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
1087 [gcj_cv_lib_sockets=
1089 unset ac_cv_func_connect
1090 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
1091 if test "$gcj_checkSocket" = 1; then
1092 unset ac_cv_func_connect
1093 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
1096 if test "$gcj_checkBoth" = 1; then
1098 LIBS="$LIBS -lsocket -lnsl"
1099 unset ac_cv_func_accept
1100 AC_CHECK_FUNC(accept,
1102 gcj_cv_lib_sockets="-lsocket -lnsl"])
1103 unset ac_cv_func_accept
1106 unset ac_cv_func_gethostbyname
1108 LIBS="$LIBS $gcj_cv_lib_sockets"
1109 AC_CHECK_FUNC(gethostbyname, ,
1110 [AC_CHECK_LIB(nsl, main,
1111 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
1112 unset ac_cv_func_gethostbyname
1115 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
1117 if test "$with_system_zlib" = yes; then
1118 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
1121 # Test for Gtk stuff, if asked for.
1122 if test "$use_gtk_awt" = yes; then
1123 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
1124 AC_SUBST(GTK_CFLAGS)
1127 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1128 AC_SUBST(GLIB_CFLAGS)
1131 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1132 AC_SUBST(LIBART_CFLAGS)
1133 AC_SUBST(LIBART_LIBS)
1135 # We require the XTest Extension to support java.awt.Robot.
1136 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1137 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1141 # On Solaris, and maybe other architectures, the Boehm collector
1143 if test "$GC" = boehm; then
1144 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1148 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1150 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1151 *) CLASSPATH_SEPARATOR=':' ;;
1153 AC_SUBST(CLASSPATH_SEPARATOR)
1155 # We must search the source tree for java.lang, since we still don't
1156 # have libgcj.jar nor java/lang/*.class
1157 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1158 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1160 # Since some classes depend on this one, we need its source available
1161 # before we can do any GCJ compilation test :-(
1162 if test ! -f gnu/classpath/Configuration.java; then
1163 test -d gnu || mkdir gnu
1164 test -d gnu/classpath || mkdir gnu/classpath
1165 # Note that it is not crucial that all the values here be correct.
1166 sed -e "s,@prefix@,$prefix," \
1167 -e "s,@VERSION@,$VERSION," \
1168 -e "s,@LIBDEBUG@,false," \
1169 -e "s,@INIT_LOAD_LIBRARY@,false," \
1170 -e "s,@@,$LIBGCJDEBUG," \
1171 -e "s,@default_toolkit@,$TOOLKIT," \
1172 -e "s,@JAVA_LANG_SYSTEM_EXPLICIT_INITIALIZATION@,false," \
1173 -e "s,@GTK_CAIRO_ENABLED@,false," \
1174 < $srcdir/classpath/gnu/classpath/Configuration.java.in \
1175 > gnu/classpath/Configuration.java
1176 # We do not want to redirect the output of the grep below to /dev/null,
1177 # but we add /dev/null to the input list so that grep will print the
1178 # filename of Configuration.java in case it finds any matches.
1179 if grep '@.*@' gnu/classpath/Configuration.java /dev/null; then
1180 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1187 rm -f gnu/classpath/Configuration.java
1189 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1191 AC_CHECK_SIZEOF(void *)
1199 if test -z "$ZLIBSPEC"; then
1200 # Use zlib from the GCC tree.
1201 ZINCS='-I$(top_srcdir)/../zlib'
1202 ZLIBS=../zlib/libzgcj_convenience.la
1205 SYS_ZLIBS="$ZLIBSPEC"
1210 AC_SUBST(DIVIDESPEC)
1211 AC_SUBST(CHECKREFSPEC)
1212 AC_SUBST(EXCEPTIONSPEC)
1213 AC_SUBST(BACKTRACESPEC)
1216 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1217 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1218 AC_SUBST(GCC_UNWIND_INCLUDE)
1220 # Process the option "--enable-version-specific-runtime-libs"
1221 # Calculate toolexeclibdir
1222 case ${version_specific_libs} in
1224 # Need the gcc compiler version to know where to install libraries
1225 # and header files if --enable-version-specific-runtime-libs option
1227 includedir='$(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include/'
1228 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1229 toolexecmainlibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
1230 toolexeclibdir=$toolexecmainlibdir
1233 if test -n "$with_cross_host" &&
1234 test x"$with_cross_host" != x"no"; then
1235 # Install a library built with a cross compiler in tooldir, not libdir.
1236 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1237 toolexecmainlibdir='$(toolexecdir)/lib'
1239 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1240 toolexecmainlibdir='$(libdir)'
1242 multi_os_directory=`$CC -print-multi-os-directory`
1243 case $multi_os_directory in
1244 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1245 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1249 AC_SUBST(toolexecdir)
1250 AC_SUBST(toolexecmainlibdir)
1251 AC_SUBST(toolexeclibdir)
1253 # Determine where the standard .db file is found.
1254 multi_os_directory=`$CC -print-multi-os-directory`
1255 case $multi_os_directory in
1256 .) dbexecdir='$(libdir)/gcj-$(gcc_version)' ;; # Avoid /.
1257 *) dbexecdir='$(libdir)/'$multi_os_directory'/gcj-$(gcc_version)' ;;
1261 # Determine gcj version number.
1262 gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
1263 GCJVERSION=$gcjversion
1264 AC_SUBST(GCJVERSION)
1265 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1267 AC_DEFINE(JV_VERSION, "1.4.2", [Compatibility version string])
1268 AC_DEFINE(JV_API_VERSION, "1.4", [API compatibility version string])
1270 TL_AC_GXX_INCLUDE_DIR
1272 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1273 # On that system, sys/ioctl.h will not include sys/filio.h unless
1274 # BSD_COMP is defined; just including sys/filio.h is simpler.
1275 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1276 # for now. If you change this, you also must update natFile.cc.
1277 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1278 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1279 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1280 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1281 dirent.h sys/rw_lock.h])
1282 AC_CHECK_HEADERS(inttypes.h, [
1283 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1284 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1288 AC_CHECK_TYPE([ssize_t], [int])
1290 AC_MSG_CHECKING([for in_addr_t])
1291 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1296 #if HAVE_NETINET_IN_H
1297 #include <netinet/in.h>
1298 #endif]], [[in_addr_t foo;]])],
1299 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1300 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1301 AC_MSG_RESULT(yes)],
1302 [AC_MSG_RESULT(no)])
1304 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1305 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1306 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1307 [Define if struct ip_mreq is defined in netinet/in.h.])
1308 AC_MSG_RESULT(yes)],
1309 [AC_MSG_RESULT(no)])
1311 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1312 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1313 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1314 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1315 AC_MSG_RESULT(yes)],
1316 [AC_MSG_RESULT(no)])
1318 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1319 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1320 [AC_DEFINE(HAVE_INET6, 1,
1321 [Define if inet6 structures are defined in netinet/in.h.])
1322 AC_MSG_RESULT(yes)],
1323 [AC_MSG_RESULT(no)])
1325 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1326 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1327 #include <sys/types.h>
1328 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1329 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1330 AC_MSG_RESULT(yes)],
1331 [AC_MSG_RESULT(no)])
1333 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1334 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1335 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1336 AC_MSG_RESULT(yes)],
1338 AC_MSG_CHECKING([for global timezone variable])
1339 dnl FIXME: we don't want a link check here because that won't work
1340 dnl when cross-compiling. So instead we make an assumption that
1341 dnl the header file will mention timezone if it exists.
1342 dnl Don't find the win32 function timezone
1343 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1344 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1345 AC_MSG_RESULT(yes)],
1347 AC_MSG_CHECKING([for global _timezone variable])
1348 dnl FIXME: As above, don't want link check
1349 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1350 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1351 [Define if your platform has the global _timezone variable.])
1352 AC_MSG_RESULT(yes)],
1353 [AC_MSG_RESULT(no)])])])
1357 AC_CHECK_PROGS(PERL, perl, false)
1364 SIGNAL_HANDLER=include/i386-signal.h
1366 sparc*-sun-solaris*)
1367 SIGNAL_HANDLER=include/sparc-signal.h
1370 # SYSDEP_SOURCES=sysdep/ia64.c
1371 # test -d sysdep || mkdir sysdep
1374 SIGNAL_HANDLER=include/pa-signal.h
1377 SIGNAL_HANDLER=include/hppa-signal.h
1380 SIGNAL_HANDLER=include/dwarf2-signal.h
1383 SIGNAL_HANDLER=include/powerpc-signal.h
1386 SIGNAL_HANDLER=include/dwarf2-signal.h
1389 SIGNAL_HANDLER=include/s390-signal.h
1392 SIGNAL_HANDLER=include/x86_64-signal.h
1393 SIGNAL_HANDLER_AUX=include/i386-signal.h
1396 SIGNAL_HANDLER=include/dwarf2-signal.h
1399 SIGNAL_HANDLER=include/sh-signal.h
1402 SIGNAL_HANDLER=include/win32-signal.h
1405 SIGNAL_HANDLER=include/mips-signal.h
1408 SIGNAL_HANDLER=include/darwin-signal.h
1411 SIGNAL_HANDLER=include/default-signal.h
1415 # If we're using sjlj exceptions, forget what we just learned.
1416 if test "$enable_sjlj_exceptions" = yes; then
1417 SIGNAL_HANDLER=include/default-signal.h
1421 AC_SUBST(SYSDEP_SOURCES)
1423 if test -z "$SIGNAL_HANDLER_AUX"; then
1424 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1427 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1428 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1430 if test "${multilib}" = "yes"; then
1431 multilib_arg="--enable-multilib"
1436 # See if we support thread-local storage.
1439 # Check if linker supports static linking on a per library basis
1440 LD_START_STATIC_SPEC=
1441 LD_FINISH_STATIC_SPEC=
1442 if $LD --help 2>&1 | grep -q -e -call_shared ; then
1443 if $LD --help 2>&1 | grep -q -e -non_shared ; then
1444 LD_START_STATIC_SPEC='%{static-libgcj:-non_shared}'
1445 LD_FINISH_STATIC_SPEC='%{static-libgcj:-call_shared}'
1448 AC_SUBST(LD_START_STATIC_SPEC)
1449 AC_SUBST(LD_FINISH_STATIC_SPEC)
1451 here=`${PWDCMD-pwd}`
1454 # We get this from the environment.
1467 AC_CONFIG_FILES([scripts/jar], [chmod +x scripts/jar])
1469 AC_CONFIG_COMMANDS([default],
1470 [# Only add multilib support code if we just rebuilt top-level Makefile.
1471 case " $CONFIG_FILES " in
1473 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
1474 ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
1477 for ac_multi_file in $CONFIG_FILES; do
1478 case $ac_multi_file in
1480 grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
1487 with_multisubdir=${with_multisubdir}
1488 ac_configure_args="${multilib_arg} ${ac_configure_args}"
1489 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1490 libgcj_basedir=${libgcj_basedir}
1493 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"