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)
8 # We use these options to decide which functions to include.
9 AC_ARG_WITH(target-subdir,
10 AS_HELP_STRING([--with-target-subdir=SUBDIR],
11 [configure in a subdirectory]))
13 # We may get other options which we don't document:
14 # --with-target-subdir, --with-multisrctop, --with-multisubdir
16 # When building with srcdir == objdir, links to the source files will
17 # be created in directories within the target_subdir. We have to
18 # adjust toplevel_srcdir accordingly, so that configure finds
19 # install-sh and other auxiliary files that live in the top-level
21 if test "${srcdir}" = "."; then
22 if test -z "${with_target_subdir}"; then
25 if test "${with_target_subdir}" != "."; then
26 toprel="${with_multisrctop}../.."
28 toprel="${with_multisrctop}.."
35 libgcj_basedir=$srcdir/$toprel/./libjava
36 AC_SUBST(libgcj_basedir)
39 _GCC_TOPLEV_NONCANONICAL_BUILD
40 _GCC_TOPLEV_NONCANONICAL_TARGET
42 AC_SUBST(target_noncanonical)
44 # This works around the fact that libtool configuration may change LD
45 # for this particular configuration, but some shells, instead of
46 # keeping the changes in LD private, export them just because LD is
48 ORIGINAL_LD_FOR_MULTILIBS=$LD
52 # This works around an automake problem.
53 mkinstalldirs="`cd $ac_aux_dir && ${PWDCMD-pwd}`/mkinstalldirs"
54 AC_SUBST(mkinstalldirs)
56 AC_ARG_WITH(cross-host,
57 AS_HELP_STRING([--with-cross-host=HOST],
58 [configure with a cross compiler from HOST]))
61 AS_HELP_STRING([--with-newlib],
62 [configure with newlib]))
64 AC_ARG_ENABLE(version-specific-runtime-libs,
65 AS_HELP_STRING([--enable-version-specific-runtime-libs],
66 [specify that runtime libraries should be installed in a compiler-specific directory]),
68 yes) version_specific_libs=yes ;;
69 no) version_specific_libs=no ;;
70 *) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
72 [version_specific_libs=no]
75 # Default to --enable-multilib
76 AC_ARG_ENABLE(multilib,
77 AS_HELP_STRING([--enable-multilib],
78 [build many library versions (default)]),
79 [case "${enableval}" in
82 *) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
83 esac], [multilib=yes])dnl
85 # It may not be safe to run linking tests in AC_PROG_CC/AC_PROG_CXX.
88 # (1) We use an abnormal CXX (without library references), so we
89 # must cache it under a different name.
90 # (2) CC, CFLAGS, CXX, CXXFLAGS, LDFLAGS must not be 'precious', or
91 # the non-multilib-adjusted value will be used in multilibs.
92 # (3) As a side effect, we must SUBST CXXFLAGS, CFLAGS, and LDFLAGS ourselves.
93 # (4) As another side effect, automake doesn't automatically include them
95 # (5) For libstdc++-v3, -fno-builtin must be present here so that a
96 # non-conflicting form of std::exit can be guessed by AC_PROG_CXX, and
97 # used in later tests. This may not be necessary in libjava; I don't know.
98 m4_define([ac_cv_prog_CXX],[glibcxx_cv_prog_CXX])
99 m4_rename([_AC_ARG_VAR_PRECIOUS],[glibcxx_PRECIOUS])
100 m4_define([_AC_ARG_VAR_PRECIOUS],[])
101 save_CXXFLAGS="$CXXFLAGS"
102 CXXFLAGS="$CXXFLAGS -fno-builtin"
105 CXXFLAGS="$save_CXXFLAGS"
106 m4_rename([glibcxx_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
111 AM_INIT_AUTOMAKE([1.9.0])
113 AC_CHECK_TOOL(AS, as)
114 AC_CHECK_TOOL(AR, ar)
115 AC_CHECK_TOOL(RANLIB, ranlib, :)
123 # configure.host sets the following important variables
124 # libgcj_cflags - host specific C compiler flags
125 # libgcj_cxxflags - host specific C++ compiler flags
126 # libgcj_javaflags - host specific Java compiler flags
132 . ${srcdir}/configure.host
134 LIBGCJ_CFLAGS="${libgcj_cflags}"
135 LIBGCJ_CXXFLAGS="${libgcj_cxxflags}"
136 LIBGCJ_JAVAFLAGS="${libgcj_javaflags}"
137 LIBGCJ_LD_SYMBOLIC="${libgcj_ld_symbolic}"
138 AC_SUBST(LIBGCJ_CFLAGS)
139 AC_SUBST(LIBGCJ_CXXFLAGS)
140 AC_SUBST(LIBGCJ_JAVAFLAGS)
141 AC_SUBST(LIBGCJ_LD_SYMBOLIC)
143 AC_CONFIG_HEADERS([include/config.h gcj/libgcj-config.h])
145 # Only use libltdl for non-newlib builds.
146 if test "x${with_newlib}" = "x" || test "x${with_newlib}" = "xno"; then
147 AC_LIBLTDL_CONVENIENCE
150 AC_DEFINE(USE_LTDL, 1, [Define if libltdl is in use.])
151 # Sigh. Libtool's macro doesn't do the right thing.
152 INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
153 # FIXME: this is a hack.
154 sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
155 ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
163 AC_CONFIG_SUBDIRS(libltdl)
165 # The -no-testsuite modules omit the test subdir.
166 AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
168 # Should the runtime set system properties by examining the
169 # environment variable GCJ_PROPERTIES?
170 AC_ARG_ENABLE(getenv-properties,
171 AS_HELP_STRING([--disable-getenv-properties],
172 [don't set system properties from GCJ_PROPERTIES]))
174 # Whether GCJ_PROPERTIES is used depends on the target.
175 if test -z "$enable_getenv_properties"; then
176 enable_getenv_properties=${enable_getenv_properties_default-yes}
178 if test "$enable_getenv_properties" = no; then
179 AC_DEFINE(DISABLE_GETENV_PROPERTIES, 1,
180 [Define if system properties shouldn't be read from getenv("GCJ_PROPERTIES").])
183 # Whether we should use arguments to main()
184 if test -z "$enable_main_args"; then
185 enable_main_args=${enable_main_args_default-yes}
187 if test "$enable_main_args" = no; then
188 AC_DEFINE(DISABLE_MAIN_ARGS, 1, [Define if we should ignore arguments to main().])
192 # Should we use hashtable-based synchronization?
193 # Currently works only for Linux X86/ia64
194 # Typically faster and more space-efficient
195 AC_ARG_ENABLE(hash-synchronization,
196 AS_HELP_STRING([--enable-hash-synchronization],
197 [use global hash table for monitor locks]))
199 if test -z "$enable_hash_synchronization"; then
200 enable_hash_synchronization=$enable_hash_synchronization_default
203 AC_ARG_WITH(java-home,
204 AS_HELP_STRING([--with-java-home=DIRECTORY],
205 [value of java.home system property]),
206 [JAVA_HOME="${withval}"], [JAVA_HOME=""])
207 AM_CONDITIONAL(JAVA_HOME_SET, test ! -z "$JAVA_HOME")
210 # What is the native OS API for MinGW?
211 AC_ARG_WITH(win32-nlsapi,
212 AS_HELP_STRING([--with-win32-nlsapi=ansi or unicows or unicode],
213 [native MinGW libgcj Win32 OS API (default is ansi)]),
214 [case "${withval}" in
215 ansi) with_win32_nlsapi=ansi ;;
216 unicows) with_win32_nlsapi=unicows ;;
217 unicode) with_win32_nlsapi=unicode ;;
218 *) AC_MSG_ERROR(Bad value ${withval} for --with-win32-nlsapi.) ;;
219 esac],[with_win32_nlsapi=ansi])
221 case "${with_win32_nlsapi}" in
223 AC_DEFINE(MINGW_LIBGCJ_UNICODE, 1,
224 [Define if MinGW libgcj uses the Windows UNICODE OS API.])
228 # configure.host sets slow_pthread_self if the synchronization code should
229 # try to avoid pthread_self calls by caching thread IDs in a hashtable.
230 if test "${slow_pthread_self}" = "yes"; then
231 AC_DEFINE(SLOW_PTHREAD_SELF, 1,
232 [Define if if the synchronization code should try to avoid pthread_self calls by caching thread IDs in a hashtable.])
236 # See if the user has requested runtime debugging.
238 AC_SUBST(LIBGCJDEBUG)
239 AC_ARG_ENABLE(libgcj-debug,
240 AS_HELP_STRING([--enable-libgcj-debug],
241 [enable runtime debugging code]),
242 [if test "$enable_libgcj_debug" = yes; then
243 AC_DEFINE(DEBUG, 1, [Define this if you want runtime debugging enabled.])
247 # Check for gc debugging. This option is handled both here and in the GC.
248 AC_ARG_ENABLE(gc-debug,
249 AS_HELP_STRING([--enable-gc-debug],
250 [include full support for pointer backtracing etc.]),
251 [ if test "$enable_gc_debug" = "yes"; then
252 AC_DEFINE(LIBGCJ_GC_DEBUG, 1,
253 [Define if we want to use debug calls into the garbage collector.])
256 # See if the user has the interpreter included.
257 AC_ARG_ENABLE(interpreter,
258 AS_HELP_STRING([--enable-interpreter],
259 [enable interpreter]),
260 [if test "$enable_interpreter" = yes; then
261 # This can also be set in configure.host.
262 libgcj_interpreter=yes
263 elif test "$enable_interpreter" = no; then
264 libgcj_interpreter=no
267 if test "$libgcj_interpreter" = yes; then
268 AC_DEFINE(INTERPRETER, 1, [Define if you want a bytecode interpreter.])
270 INTERPRETER="$libgcj_interpreter"
271 AC_SUBST(INTERPRETER)
273 AC_MSG_CHECKING([for exception model to use])
275 AC_ARG_ENABLE(sjlj-exceptions,
276 AS_HELP_STRING([--enable-sjlj-exceptions],
277 [force use of builtin_setjmp for exceptions]),
279 [dnl Botheration. Now we've got to detect the exception model.
280 dnl Link tests against libgcc.a are problematic since -- at least
281 dnl as of this writing -- we've not been given proper -L bits for
282 dnl single-tree newlib and libgloss.
284 dnl This is what AC_TRY_COMPILE would do if it didn't delete the
285 dnl conftest files before we got a change to grep them first.
286 cat > conftest.$ac_ext << EOF
287 [#]line __oline__ "configure"
296 old_CXXFLAGS="$CXXFLAGS"
298 if AC_TRY_EVAL(ac_compile); then
299 if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1 ; then
300 enable_sjlj_exceptions=yes
301 elif grep _Unwind_Resume conftest.s >/dev/null 2>&1 ; then
302 enable_sjlj_exceptions=no
305 CXXFLAGS="$old_CXXFLAGS"
307 if test x$enable_sjlj_exceptions = xyes; then
308 AC_DEFINE(SJLJ_EXCEPTIONS, 1,
309 [Define if the compiler is configured for setjmp/longjmp exceptions.])
310 ac_exception_model_name=sjlj
311 elif test x$enable_sjlj_exceptions = xno; then
312 ac_exception_model_name="call frame"
314 AC_MSG_ERROR([unable to detect exception model])
317 AC_MSG_RESULT($ac_exception_model_name)
319 # If we are non using SJLJ exceptions, and this host does not have support
320 # for unwinding from a signal handler, enable checked dereferences and divides.
321 if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
322 CHECKREFSPEC=-fcheck-references
323 DIVIDESPEC=-fuse-divide-subroutine
327 # See if the user wants to disable java.net. This is the mildly
328 # ugly way that we admit that target-side configuration sucks.
329 AC_ARG_ENABLE(java-net,
330 AS_HELP_STRING([--disable-java-net],
333 # Whether java.net is built by default can depend on the target.
334 if test -z "$enable_java_net"; then
335 enable_java_net=${enable_java_net_default-yes}
337 if test "$enable_java_net" = no; then
338 AC_DEFINE(DISABLE_JAVA_NET, 1, [Define if java.net native functions should be stubbed out.])
341 # See if the user wants to configure without libffi. Some
342 # architectures don't support it, and default values are set in
345 AS_HELP_STRING([--without-libffi],
348 [with_libffi=${with_libffi_default-yes}])
352 if test "$with_libffi" != no; then
353 AC_DEFINE(USE_LIBFFI, 1, [Define if we're to use libffi.])
354 LIBFFI=../libffi/libffi_convenience.la
355 LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
360 # See if the user wants to disable JVMPI support.
362 AS_HELP_STRING([--disable-jvmpi],
363 [disable JVMPI support]))
365 if test "$enable_jvmpi" != no; then
366 AC_DEFINE(ENABLE_JVMPI, 1, [Define if you are using JVMPI.])
369 # If the target is an eCos system, use the appropriate eCos
371 # FIXME: this should not be a local option but a global target
372 # system; at present there is no eCos target.
373 TARGET_ECOS=${PROCESS-"no"}
375 [ --with-ecos enable runtime eCos target support],
376 TARGET_ECOS="$with_ecos"
381 PLATFORM_INNER_NAT_HDRS=
382 case "$TARGET_ECOS" in
388 CHECK_FOR_BROKEN_MINGW_LD
394 PLATFORM_INNER_NAT_HDRS='java/lang/ConcreteProcess$$ProcessManager.h'
401 AC_DEFINE(ECOS, 1, [Define if you're running eCos.])
405 AC_SUBST(PLATFORM_INNER_NAT_HDRS)
406 AC_CONFIG_LINKS(include/platform.h:include/$PLATFORMH)
408 AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
409 [Define if you have int32_t and uint32_t.]))
410 AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1,
411 [Define if you have int32_t and uint32_t.]))
412 AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
413 [Define if you have u_int32_t]))
414 AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1,
415 [Define if you have u_int32_t]))
417 AM_CONDITIONAL(USING_WIN32_PLATFORM, test "$PLATFORM" = Win32)
418 AM_CONDITIONAL(USING_POSIX_PLATFORM, test "$PLATFORM" = Posix)
419 AM_CONDITIONAL(USING_ECOS_PLATFORM, test "$PLATFORM" = Ecos)
422 *-darwin*) DARWIN_CRT=true ;;
423 *) DARWIN_CRT=false ;;
425 AM_CONDITIONAL(USING_DARWIN_CRT, $DARWIN_CRT)
427 # These may not be defined in a non-ANS conformant embedded system.
428 # FIXME: Should these case a runtime exception in that case?
429 AC_EGREP_HEADER(mktime, time.h, AC_DEFINE(HAVE_MKTIME, 1,
430 [Define is you have 'mktime' in <time.h>]))
431 AC_EGREP_HEADER(localtime, time.h, AC_DEFINE(HAVE_LOCALTIME, 1,
432 [Define is you have 'localtime' in <time.h>]))
434 # Create the subdirectory for natFile.cc, or the attempt
435 # to create the link will fail.
436 test -d java || mkdir java
437 test -d java/io || mkdir java/io
438 test -d gnu || mkdir gnu
439 AC_CONFIG_LINKS(java/io/natFile.cc:java/io/natFile${FILE-${PLATFORM}}.cc)
441 # Likewise for ConcreteProcess.java and natConcreteProcess.cc.
442 test -d java/lang || mkdir java/lang
443 AC_CONFIG_LINKS(java/lang/ConcreteProcess.java:java/lang/${PLATFORM}Process.java)
444 AC_CONFIG_LINKS(java/lang/natConcreteProcess.cc:java/lang/nat${PLATFORM}Process.cc)
446 # Likewise for natInetAddress.cc and natNetworkInterface.cc.
447 test -d java/net || mkdir java/net
448 AC_CONFIG_LINKS(java/net/natInetAddress.cc:java/net/natInetAddress${PLATFORMNET}.cc)
449 AC_CONFIG_LINKS(java/net/natNetworkInterface.cc:java/net/natNetworkInterface${PLATFORMNET}.cc)
451 # Likewise for natPlainSocketImpl.cc and natPlainDatagramSocketImpl.cc.
452 test -d gnu/java || mkdir gnu/java
453 test -d gnu/java/net || mkdir gnu/java/net
454 AC_CONFIG_LINKS(gnu/java/net/natPlainSocketImpl.cc:gnu/java/net/natPlainSocketImpl${PLATFORMNET}.cc)
455 AC_CONFIG_LINKS(gnu/java/net/natPlainDatagramSocketImpl.cc:gnu/java/net/natPlainDatagramSocketImpl${PLATFORMNET}.cc)
457 # Likewise for natPipeImpl.cc and natSelectorImpl.cc.
458 test -d gnu/java/nio || mkdir gnu/java/nio
459 AC_CONFIG_LINKS(gnu/java/nio/natPipeImpl.cc:gnu/java/nio/natPipeImpl${PLATFORM}.cc)
460 AC_CONFIG_LINKS(gnu/java/nio/natSelectorImpl.cc:gnu/java/nio/natSelectorImpl${PLATFORM}.cc)
461 test -d gnu/java/nio/channels || mkdir gnu/java/nio/channels
462 AC_CONFIG_LINKS(gnu/java/nio/channels/natFileChannelImpl.cc:gnu/java/nio/channels/natFileChannel${FILE-${PLATFORM}}.cc)
466 SYSTEMSPEC="-lgdi32 -lws2_32"
467 if test "${with_win32_nlsapi}" = "unicows"; then
468 SYSTEMSPEC="-lunicows $SYSTEMSPEC"
477 LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
478 AC_SUBST(LIBGCJTESTSPEC)
480 AC_ARG_WITH(system-zlib,
481 AS_HELP_STRING([--with-system-zlib],
482 [use installed libz]))
486 AC_SUBST(ZLIBTESTSPEC)
490 # Determine which AWT peer libraries to build
491 AC_ARG_ENABLE(java-awt,
492 AS_HELP_STRING([--enable-java-awt],
493 [list of AWT peer implementations to be built]))
495 peerlibs="`echo ${enable_java_awt} | tr ',' ' '`"
498 # The default toolkit to use is the first one specified.
502 for peer in $peerlibs ; do
505 if test "$no_x" = yes; then
506 echo "*** xlib peers requested but no X library available" 1>&2
510 if test -z "$TOOLKIT"; then
511 TOOLKIT=gnu.awt.xlib.XToolkit
516 if test "$no_x" = yes; then
517 echo "*** gtk peers requested but no X library available" 1>&2
521 if test -z "$TOOLKIT"; then
522 TOOLKIT=gnu.java.awt.peer.gtk.GtkToolkit
524 test -d jniinclude || mkdir jniinclude
533 echo "*** unrecognised argument \"${peer}\" for --enable-java-awt" 1>&2
538 AM_CONDITIONAL(XLIB_AWT, test "$use_xlib_awt" = yes)
539 AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes)
541 # determine whether to enable the cairo GTK Graphics2D backend
542 AC_ARG_ENABLE(gtk-cairo,
543 AS_HELP_STRING([--enable-gtk-cairo],
544 [build the cairo Graphics2D implementation on GTK]))
545 AM_CONDITIONAL(GTK_CAIRO, test "x${enable_gtk_cairo}" = xyes)
546 if test "x${enable_gtk_cairo}" = xyes
548 PKG_CHECK_MODULES(CAIRO, cairo)
549 PKG_CHECK_MODULES(PANGOFT2, pangoft2)
552 AC_SUBST(CAIRO_CFLAGS)
553 AC_SUBST(PANGOFT2_LIBS)
554 AC_SUBST(PANGOFT2_CFLAGS)
556 # FIXME: this should be _libs on some hosts.
559 # Allow the GC to be disabled. Can be useful when debugging.
560 AC_MSG_CHECKING([for garbage collector to use])
561 AC_ARG_ENABLE(java-gc,
562 AS_HELP_STRING([--enable-java-gc=TYPE],
563 [choose garbage collector (default is boehm)]),
575 GCLIBS=../boehm-gc/libgcjgc_convenience.la
576 JC1GCSPEC='-fuse-boehm-gc'
577 GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
578 GCINCS='-I$(top_srcdir)/../boehm-gc/include -I../boehm-gc/include'
581 # The POSIX thread support needs to know this.
582 AC_DEFINE(HAVE_BOEHM_GC, 1, [Define if Boehm GC in use.])
589 AC_MSG_ERROR([unrecognized collector "$GC"])
598 AC_CONFIG_LINKS(include/java-gc.h:include/$GCHDR)
599 AM_CONDITIONAL(USING_BOEHMGC, test "$GC" = boehm)
600 AM_CONDITIONAL(USING_NOGC, test "$GC" = no)
603 AC_MSG_CHECKING([for thread model used by GCC])
604 THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
605 AC_MSG_RESULT([$THREADS])
611 posix | posix95 | pthreads)
615 AC_DEFINE(LINUX_THREADS, 1, [Define if using POSIX threads on Linux.])
621 decosf1 | irix | mach | os2 | solaris | dce | vxworks)
622 AC_MSG_ERROR(thread package $THREADS not yet supported)
625 AC_MSG_ERROR($THREADS is an unknown thread package)
640 # Don't set THREADLIBS here. Cygwin doesn't have -lpthread.
642 *-*-freebsd[[1234]]*)
643 # Before FreeBSD 5, it didn't have -lpthread (or any library which
644 # merely adds pthread_* functions) but it does have a -pthread switch
645 # which is required at link-time to select -lc_r *instead* of -lc.
646 THREADLDFLAGS=-pthread
647 # Don't set THREADSPEC here as might be expected since -pthread is
648 # not processed when found within a spec file, it must come from
649 # the command line. For now, the user must provide the -pthread
650 # switch to link code compiled with gcj. In future, consider adding
651 # support for weak references to pthread_* functions ala gthr.h API.
652 THREADSPEC='%{!pthread: %{!shared: %eUnder this configuration, the user must provide -pthread when linking.}}'
655 # FreeBSD 5 implements a model much closer to other modern UNIX
656 # which support threads. However, it still does not support
658 THREADLDFLAGS=-pthread
662 THREADCXXFLAGS=-pthread
663 # boehm-gc needs some functions from librt, so link that too.
664 THREADLIBS='-lpthread -lrt'
665 THREADSPEC='-lpthread -lrt'
672 THREADH=posix-threads.h
673 # MIT pthreads doesn't seem to have the mutexattr functions.
674 # But for now we don't check for it. We just assume you aren't
675 # using MIT pthreads.
676 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
678 # If we're using the Boehm GC, then we happen to know that it
679 # defines _REENTRANT, so we don't bother. Eww.
680 if test "$GC" != boehm; then
681 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
683 AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Required define if using POSIX threads])
687 THREADH=win32-threads.h
694 AC_CONFIG_LINKS(include/java-threads.h:include/$THREADH)
699 AC_SUBST(THREADLDFLAGS)
700 AC_SUBST(THREADCXXFLAGS)
701 AM_CONDITIONAL(USING_POSIX_THREADS, test "$THREADS" = posix)
702 AM_CONDITIONAL(USING_WIN32_THREADS, test "$THREADS" = win32)
703 AM_CONDITIONAL(USING_NO_THREADS, test "$THREADS" = none)
705 if test -d sysdep; then true; else mkdir sysdep; fi
706 AC_CONFIG_LINKS(sysdep/locks.h:sysdep/$sysdeps_dir/locks.h)
709 # Hash synchronization is only useful with posix threads right now.
710 if test "$enable_hash_synchronization" = yes && test "$THREADS" != "none"; then
711 HASH_SYNC_SPEC=-fhash-synchronization
712 AC_DEFINE(JV_HASH_SYNCHRONIZATION, 1, [Define if hash synchronization is in use])
714 AC_SUBST(HASH_SYNC_SPEC)
717 AM_CONDITIONAL(USING_GCC, test "$GCC" = yes)
719 # We're in the tree with gcc, and need to include some of its headers.
720 GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
722 TL_AC_GCC_VERSION([$srcdir/..])
724 # Figure out where generated headers like libgcj-config.h get installed.
725 tool_include_dir='$(libdir)/gcc/$(target_noncanonical)/'${gcc_version}/include
726 AC_SUBST(tool_include_dir)
728 if test "x${with_newlib}" = "xyes"; then
729 # We are being configured with a cross compiler. AC_REPLACE_FUNCS
730 # may not work correctly, because the compiler may not be able to
733 # We assume newlib. This lets us hard-code the functions we know
735 AC_DEFINE(HAVE_MEMMOVE, 1, [Define if you have memmove.])
736 AC_DEFINE(HAVE_MEMCPY, 1, [Define if you have memcpy.])
737 AC_DEFINE(HAVE_STRERROR, 1, [Define if you have strerror.])
738 AC_DEFINE(HAVE_TIME, 1, [Define if you have time.])
739 AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have the 'gmtime_r' function])
740 AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have the 'localtime_r' function.])
741 AC_DEFINE(HAVE_USLEEP_DECL, 1, [Define if usleep is declared in <unistd.h>.])
742 # This is only for POSIX threads.
743 AC_DEFINE(HAVE_PTHREAD_MUTEXATTR_INIT, 1, [Define if using POSIX threads that have the mutexattr functions.])
744 # We also assume we are using gcc, which provides alloca.
745 AC_DEFINE(HAVE_ALLOCA)
747 # Assume we do not have getuid and friends.
748 AC_DEFINE(NO_GETUID, 1, [Define if getuid() and friends are missing.])
751 AC_CHECK_FUNCS([strerror ioctl select fstat open fsync sleep opendir \
752 gmtime_r localtime_r readdir_r getpwuid_r getcwd \
753 access stat mkdir rename rmdir unlink realpath utime chmod \
754 nl_langinfo setlocale \
755 inet_pton uname inet_ntoa \
756 fork execvp pipe sigaction ftruncate])
757 AC_CHECK_FUNCS(inet_aton inet_addr, break)
758 AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
759 AC_CHECK_FUNC(backtrace, [
762 # Has broken backtrace()
765 # Has broken backtrace(), but we supply our own.
766 if test -d sysdep; then true; else mkdir -p sysdep; fi
768 AC_DEFINE(HAVE_BACKTRACE, 1,
769 [Define if your platform has a working backtrace() function.])
772 AC_DEFINE(HAVE_BACKTRACE, 1,
773 [Define if your platform has a working backtrace() function.])
779 # Has backtrace() defined in libgcj itself
780 AC_DEFINE(HAVE_BACKTRACE, 1,
781 [Define if your platform has a working backtrace() function.])
786 AC_CHECK_LIB(dl, dladdr, [
787 if test "x${disable_dladdr}" = "xyes"; then
791 AC_DEFINE(HAVE_DLADDR, 1, [Define if you have dladdr()])
794 if test x"$build" = x"$host"; then
795 AC_CHECK_FILES(/proc/self/exe, [
796 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])])
800 AC_DEFINE(HAVE_PROC_SELF_EXE, 1, [Define if you have /proc/self/exe])
809 AC_CHECK_FUNCS(gethostbyname_r, [
810 AC_DEFINE(HAVE_GETHOSTBYNAME_R, 1,
811 [Define if you have the 'gethostbyname_r' function.])
812 # There are two different kinds of gethostbyname_r.
813 # We look for the one that returns `int'.
814 # Hopefully this check is robust enough.
815 AC_EGREP_HEADER(int.*gethostbyname_r, netdb.h, [
816 AC_DEFINE(GETHOSTBYNAME_R_RETURNS_INT, 1, [Define if gethostbyname_r returns 'int'.])])
819 *" -D_REENTRANT "*) ;;
821 dnl On DU4.0, gethostbyname_r is only declared with -D_REENTRANT
822 AC_CACHE_CHECK([whether gethostbyname_r declaration requires -D_REENTRANT],
823 [libjava_cv_gethostbyname_r_needs_reentrant],
825 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
826 [[gethostbyname_r("", 0, 0);]])],
827 [libjava_cv_gethostbyname_r_needs_reentrant=no], [dnl
828 CPPFLAGS_SAVE="$CPPFLAGS"
829 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
830 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[gethostbyname_r("", 0, 0);]])],
831 [libjava_cv_gethostbyname_r_needs_reentrant=yes],
832 [libjava_cv_gethostbyname_r_needs_reentrant=fail])
833 CPPFLAGS="$CPPFLAGS_SAVE"
837 if test "x$libjava_cv_gethostbyname_r_needs_reentrant" = xyes; then
838 AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
843 AC_CACHE_CHECK([for struct hostent_data],
844 [libjava_cv_struct_hostent_data], [dnl
845 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
846 #if GETHOSTBYNAME_R_NEEDS_REENTRANT && !defined(_REENTRANT)
847 # define _REENTRANT 1
849 #include <netdb.h>]], [[struct hostent_data data;]])],
850 [libjava_cv_struct_hostent_data=yes],
851 [libjava_cv_struct_hostent_data=no])])
852 if test "x$libjava_cv_struct_hostent_data" = xyes; then
853 AC_DEFINE(HAVE_STRUCT_HOSTENT_DATA, 1,
854 [Define if struct hostent_data is defined in netdb.h])
858 # FIXME: libjava source code expects to find a prototype for
859 # gethostbyaddr_r in netdb.h. The outer check ensures that
860 # HAVE_GETHOSTBYADDR_R will not be defined if the prototype fails
861 # to exist where expected. (The root issue: AC_CHECK_FUNCS assumes C
862 # linkage check is enough, yet C++ code requires proper prototypes.)
863 AC_EGREP_HEADER(gethostbyaddr_r, netdb.h, [
864 AC_CHECK_FUNCS(gethostbyaddr_r, [
865 AC_DEFINE(HAVE_GETHOSTBYADDR_R, 1,
866 [Define if you have the 'gethostbyaddr_r' function.])
867 # There are two different kinds of gethostbyaddr_r.
868 # We look for the one that returns `int'.
869 # Hopefully this check is robust enough.
870 AC_EGREP_HEADER(int.*gethostbyaddr_r, netdb.h, [
871 AC_DEFINE(GETHOSTBYADDR_R_RETURNS_INT, 1,
872 [Define if gethostbyaddr_r returns 'int'.])])])])
874 AC_CHECK_FUNCS(gethostname, [
875 AC_DEFINE(HAVE_GETHOSTNAME, 1,
876 [Define if you have the 'gethostname' function.])
877 AC_EGREP_HEADER(gethostname, unistd.h, [
878 AC_DEFINE(HAVE_GETHOSTNAME_DECL, 1,
879 [Define if gethostname is declared in <unistd.h>.])])])
881 AC_CHECK_FUNCS(usleep, [
882 AC_EGREP_HEADER(usleep, unistd.h, [
883 AC_DEFINE(HAVE_USLEEP_DECL, 1,
884 [Define if usleep is declared in <unistd.h>.])])])
886 # Look for these functions in the thread library, but only bother
887 # if using POSIX threads.
888 if test "$THREADS" = posix; then
890 LIBS="$LIBS $THREADLIBS"
891 # Some POSIX thread systems don't have pthread_mutexattr_settype.
893 AC_CHECK_FUNCS(pthread_mutexattr_settype pthread_mutexattr_setkind_np)
895 # Look for sched_yield. Up to Solaris 2.6, it is in libposix4, since
896 # Solaris 7 the name librt is preferred.
897 AC_CHECK_FUNCS(sched_yield, , [
898 AC_CHECK_LIB(rt, sched_yield, [
899 AC_DEFINE(HAVE_SCHED_YIELD)
900 THREADLIBS="$THREADLIBS -lrt"
901 THREADSPEC="$THREADSPEC -lrt"], [
902 AC_CHECK_LIB(posix4, sched_yield, [
903 AC_DEFINE(HAVE_SCHED_YIELD)
904 THREADLIBS="$THREADLIBS -lposix4"
905 THREADSPEC="$THREADSPEC -lposix4"])])])
908 # We can save a little space at runtime if the mutex has m_count
909 # or __m_count. This is a nice hack for Linux.
910 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
911 extern pthread_mutex_t *mutex; int q = mutex->m_count;
912 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE_M_COUNT, 1,
913 [Define if pthread_mutex_t has m_count member.]), [
914 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]], [[
915 extern pthread_mutex_t *mutex; int q = mutex->__m_count;
916 ]])], AC_DEFINE(PTHREAD_MUTEX_HAVE___M_COUNT, 1,
917 [Define if pthread_mutex_t has __m_count member.]))])
920 # We require a way to get the time.
922 AC_CHECK_FUNCS(gettimeofday time ftime, time_found=yes)
923 if test "$time_found" = no; then
924 AC_MSG_ERROR([no function found to get the time])
927 AC_CHECK_FUNCS(memmove)
931 AC_CHECK_FUNCS(memcpy, memcpy_found=yes)
932 if test "$memcpy_found" = no; then
933 AC_MSG_ERROR([memcpy is required])
936 AC_CHECK_LIB(dl, dlopen, [
937 AC_DEFINE(HAVE_DLOPEN, 1, [Define if dlopen is available])])
939 # Some library-finding code we stole from Tcl.
940 #--------------------------------------------------------------------
941 # Check for the existence of the -lsocket and -lnsl libraries.
942 # The order here is important, so that they end up in the right
943 # order in the command line generated by make. Here are some
944 # special considerations:
945 # 1. Use "connect" and "accept" to check for -lsocket, and
946 # "gethostbyname" to check for -lnsl.
947 # 2. Use each function name only once: can't redo a check because
948 # autoconf caches the results of the last check and won't redo it.
949 # 3. Use -lnsl and -lsocket only if they supply procedures that
950 # aren't already present in the normal libraries. This is because
951 # IRIX 5.2 has libraries, but they aren't needed and they're
952 # bogus: they goof up name resolution if used.
953 # 4. On some SVR4 systems, can't use -lsocket without -lnsl too.
954 # To get around this problem, check for both libraries together
955 # if -lsocket doesn't work by itself.
956 #--------------------------------------------------------------------
958 AC_CACHE_CHECK([for socket libraries], gcj_cv_lib_sockets,
961 unset ac_cv_func_connect
962 AC_CHECK_FUNC(connect, gcj_checkSocket=0, gcj_checkSocket=1)
963 if test "$gcj_checkSocket" = 1; then
964 unset ac_cv_func_connect
965 AC_CHECK_LIB(socket, main, gcj_cv_lib_sockets="-lsocket",
968 if test "$gcj_checkBoth" = 1; then
970 LIBS="$LIBS -lsocket -lnsl"
971 unset ac_cv_func_accept
972 AC_CHECK_FUNC(accept,
974 gcj_cv_lib_sockets="-lsocket -lnsl"])
975 unset ac_cv_func_accept
978 unset ac_cv_func_gethostbyname
980 LIBS="$LIBS $gcj_cv_lib_sockets"
981 AC_CHECK_FUNC(gethostbyname, ,
982 [AC_CHECK_LIB(nsl, main,
983 [gcj_cv_lib_sockets="$gcj_cv_lib_sockets -lnsl"])])
984 unset ac_cv_func_gethostbyname
987 SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
989 if test "$with_system_zlib" = yes; then
990 AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
993 # Test for Gtk stuff, if asked for.
994 if test "$use_gtk_awt" = yes; then
995 PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.4)
999 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.4 gthread-2.0 >= 2.4)
1000 AC_SUBST(GLIB_CFLAGS)
1003 PKG_CHECK_MODULES(LIBART, libart-2.0 >= 2.1)
1004 AC_SUBST(LIBART_CFLAGS)
1005 AC_SUBST(LIBART_LIBS)
1007 # We require the XTest Extension to support java.awt.Robot.
1008 AC_CHECK_LIB([Xtst], [XTestQueryExtension], [true],
1009 [AC_MSG_ERROR([libXtst not found, required by java.awt.Robot])],
1013 # On Solaris, and maybe other architectures, the Boehm collector
1015 if test "$GC" = boehm; then
1016 AC_CHECK_LIB(dl, main, SYSTEMSPEC="$SYSTEMSPEC -ldl")
1019 AM_CONDITIONAL(SUPPLY_BACKTRACE, test "$supply_backtrace" = yes)
1021 if test -z "${with_multisubdir}"; then
1024 builddotdot=`echo ${with_multisubdir} | sed -e 's:[[^/]][[^/]]*:..:g'`
1029 # Which gcj do we use?
1031 built_gcc_dir="`cd ${builddotdot}/../../${host_subdir}/gcc && ${PWDCMD-pwd}`"
1032 if test -n "${with_cross_host}"; then
1033 # We are being configured with a cross compiler. We can't
1034 # use ac_exeext, because that is for the target platform.
1037 case "${with_cross_host}" in
1039 cross_host_exeext=.exe
1042 if test -x "${built_gcc_dir}/gcj${cross_host_exeext}"; then
1043 if test x"$build_noncanonical" = x"$with_cross_host"; then
1044 # Ordinary cross (host!=target and host=build)
1047 # Canadian cross (host!=target and host!=build)
1054 # We are being configured with a native or crossed-native compiler
1055 if test -x "${built_gcc_dir}/gcj${ac_exeext}"; then
1056 if test x"$build" = x"$host"; then
1057 # True native build (host=target and host=build)
1060 # Crossed-native build (host=target and host!=build)
1067 case "${which_gcj}" in
1069 GCJ="$built_gcc_dir/gcj -B`${PWDCMD-pwd}`/ -B$built_gcc_dir/"
1070 GCJH='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/gcc/gcjh'
1071 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../../$(host_subdir)/fastjar/fastjar'
1074 if test "x${with_newlib}" = "xyes"; then
1075 # FIXME (comment): Why is this needed?
1077 GCJ="${target_noncanonical}-gcj"
1079 GCJ="${target_noncanonical}-gcj -B`${PWDCMD-pwd}`/"
1081 ZIP='$(target_noncanonical)-fastjar'
1082 GCJH='$(target_noncanonical)-gcjh'
1085 GCJ="gcj -B`${PWDCMD-pwd}`/"
1086 ## In this case, gcj is found outside the build tree. However, zip is
1087 ## found in the build tree.
1088 ZIP='$(top_builddir)/$(MULTIBUILDTOP)../$(COMPPATH)/fastjar/fastjar'
1096 # Create it, so that compile/link tests don't fail
1097 test -f libgcj.spec || touch libgcj.spec
1099 # Use a semicolon as CLASSPATH separator for MinGW, otherwise a colon.
1101 *-mingw32) CLASSPATH_SEPARATOR=';' ;;
1102 *) CLASSPATH_SEPARATOR=':' ;;
1104 AC_SUBST(CLASSPATH_SEPARATOR)
1106 # We must search the source tree for java.lang, since we still don't
1107 # have libgcj.jar nor java/lang/*.class
1108 GCJ_SAVE_CPPFLAGS=$CPPFLAGS
1109 CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
1111 # Since some classes depend on this one, we need its source available
1112 # before we can do any GCJ compilation test :-(
1113 if test ! -f gnu/classpath/Configuration.java; then
1114 test -d gnu || mkdir gnu
1115 test -d gnu/classpath || mkdir gnu/classpath
1116 sed -e 's,@LIBGCJDEBUG@,$LIBGCJDEBUG,' \
1117 -e 's,@TOOLKIT@,$TOOLKIT,' \
1118 < $srcdir/gnu/classpath/Configuration.java.in \
1119 > gnu/classpath/Configuration.java
1120 # We do not want to redirect the output of the grep below to /dev/null,
1121 # but we add /dev/null to the input list so that grep will print the
1122 # filename of Configuration.java in case it finds any matches.
1123 if grep @ gnu/classpath/Configuration.java /dev/null; then
1124 AC_MSG_ERROR([configure.ac is missing the substitutions above])
1130 CPPFLAGS=$GCJ_SAVE_CPPFLAGS
1132 AC_COMPILE_CHECK_SIZEOF(void *)
1134 AC_C_BIGENDIAN_CROSS
1140 if test -z "$ZLIBSPEC"; then
1141 # Use zlib from the GCC tree.
1142 ZINCS='-I$(top_srcdir)/../zlib'
1143 ZLIBS=../zlib/libzgcj_convenience.la
1146 SYS_ZLIBS="$ZLIBSPEC"
1151 AC_SUBST(DIVIDESPEC)
1152 AC_SUBST(CHECKREFSPEC)
1153 AC_SUBST(EXCEPTIONSPEC)
1156 AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
1157 AM_CONDITIONAL(NEEDS_DATA_START, test "$NEEDS_DATA_START" = yes && test "$NATIVE" = yes)
1158 AC_SUBST(GCC_UNWIND_INCLUDE)
1160 # Process the option "--enable-version-specific-runtime-libs"
1161 # Calculate toolexeclibdir
1162 case ${version_specific_libs} in
1164 # Need the gcc compiler version to know where to install libraries
1165 # and header files if --enable-version-specific-runtime-libs option
1167 includedir='${libdir}/gcc/${target_noncanonical}/'$gcc_version/include/
1168 toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
1169 toolexecmainlibdir='$(toolexecdir)/'${gcc_version}'$(MULTISUBDIR)'
1170 toolexeclibdir=$toolexecmainlibdir
1173 if test -n "$with_cross_host" &&
1174 test x"$with_cross_host" != x"no"; then
1175 # Install a library built with a cross compiler in tooldir, not libdir.
1176 toolexecdir='$(exec_prefix)/$(target_noncanonical)'
1177 toolexecmainlibdir='$(toolexecdir)/lib'
1179 toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
1180 toolexecmainlibdir='$(libdir)'
1182 multi_os_directory=`$CC -print-multi-os-directory`
1183 case $multi_os_directory in
1184 .) toolexeclibdir=$toolexecmainlibdir ;; # Avoid trailing /.
1185 *) toolexeclibdir=$toolexecmainlibdir/$multi_os_directory ;;
1189 AC_SUBST(toolexecdir)
1190 AC_SUBST(toolexecmainlibdir)
1191 AC_SUBST(toolexeclibdir)
1193 # Determine gcj version number.
1194 gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([[^ ]]*\).*$/\1/p'`
1195 GCJVERSION=$gcjversion
1196 AC_SUBST(GCJVERSION)
1197 AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
1199 AC_DEFINE(JV_VERSION, "1.4.2", [Compatibility version string])
1200 AC_DEFINE(JV_API_VERSION, "1.4", [API compatibility version string])
1202 TL_AC_GXX_INCLUDE_DIR
1204 # We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
1205 # On that system, sys/ioctl.h will not include sys/filio.h unless
1206 # BSD_COMP is defined; just including sys/filio.h is simpler.
1207 # We avoid AC_HEADER_DIRENT since we really only care about dirent.h
1208 # for now. If you change this, you also must update natFile.cc.
1209 AC_CHECK_HEADERS([unistd.h bstring.h sys/time.h sys/types.h fcntl.h \
1210 sys/ioctl.h sys/filio.h sys/stat.h sys/select.h \
1211 sys/socket.h netinet/in.h arpa/inet.h netdb.h net/if.h \
1212 pwd.h sys/config.h stdint.h langinfo.h locale.h \
1214 AC_CHECK_HEADERS(inttypes.h, [
1215 AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1216 AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
1220 AC_CHECK_TYPE([ssize_t], [int])
1222 AC_MSG_CHECKING([for in_addr_t])
1223 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1228 #if HAVE_NETINET_IN_H
1229 #include <netinet/in.h>
1230 #endif]], [[in_addr_t foo;]])],
1231 [AC_DEFINE(HAVE_IN_ADDR_T, 1,
1232 [Define to 1 if 'in_addr_t' is defined in sys/types.h or netinet/in.h.])
1233 AC_MSG_RESULT(yes)],
1234 [AC_MSG_RESULT(no)])
1236 AC_MSG_CHECKING([whether struct ip_mreq is in netinet/in.h])
1237 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ip_mreq mreq;]])],
1238 [AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1,
1239 [Define if struct ip_mreq is defined in netinet/in.h.])
1240 AC_MSG_RESULT(yes)],
1241 [AC_MSG_RESULT(no)])
1243 AC_MSG_CHECKING([whether struct ipv6_mreq is in netinet/in.h])
1244 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct ipv6_mreq mreq6;]])],
1245 [AC_DEFINE(HAVE_STRUCT_IPV6_MREQ, 1,
1246 [Define if struct ipv6_mreq is defined in netinet/in.h.])
1247 AC_MSG_RESULT(yes)],
1248 [AC_MSG_RESULT(no)])
1250 AC_MSG_CHECKING([whether struct sockaddr_in6 is in netinet/in.h])
1251 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[struct sockaddr_in6 addr6;]])],
1252 [AC_DEFINE(HAVE_INET6, 1,
1253 [Define if inet6 structures are defined in netinet/in.h.])
1254 AC_MSG_RESULT(yes)],
1255 [AC_MSG_RESULT(no)])
1257 AC_MSG_CHECKING([for socklen_t in sys/socket.h])
1258 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#define _POSIX_PII_SOCKET
1259 #include <sys/types.h>
1260 #include <sys/socket.h>]], [[socklen_t x = 5;]])],
1261 [AC_DEFINE(HAVE_SOCKLEN_T, 1, [Define it socklen_t typedef is in sys/socket.h.])
1262 AC_MSG_RESULT(yes)],
1263 [AC_MSG_RESULT(no)])
1265 AC_MSG_CHECKING([for tm_gmtoff in struct tm])
1266 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm tim; tim.tm_gmtoff = 0;]])],
1267 [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
1268 AC_MSG_RESULT(yes)],
1270 AC_MSG_CHECKING([for global timezone variable])
1271 dnl FIXME: we don't want a link check here because that won't work
1272 dnl when cross-compiling. So instead we make an assumption that
1273 dnl the header file will mention timezone if it exists.
1274 dnl Don't find the win32 function timezone
1275 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
1276 [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
1277 AC_MSG_RESULT(yes)],
1279 AC_MSG_CHECKING([for global _timezone variable])
1280 dnl FIXME: As above, don't want link check
1281 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[long z2 = _timezone;]])],
1282 [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE, 1,
1283 [Define if your platform has the global _timezone variable.])
1284 AC_MSG_RESULT(yes)],
1285 [AC_MSG_RESULT(no)])])])
1290 AC_CHECK_PROGS(PERL, perl, false)
1297 SIGNAL_HANDLER=include/i386-signal.h
1299 sparc*-sun-solaris*)
1300 SIGNAL_HANDLER=include/sparc-signal.h
1303 # SYSDEP_SOURCES=sysdep/ia64.c
1304 # test -d sysdep || mkdir sysdep
1307 SIGNAL_HANDLER=include/pa-signal.h
1310 SIGNAL_HANDLER=include/dwarf2-signal.h
1313 SIGNAL_HANDLER=include/powerpc-signal.h
1316 SIGNAL_HANDLER=include/dwarf2-signal.h
1319 SIGNAL_HANDLER=include/s390-signal.h
1322 SIGNAL_HANDLER=include/x86_64-signal.h
1323 SIGNAL_HANDLER_AUX=include/i386-signal.h
1326 SIGNAL_HANDLER=include/dwarf2-signal.h
1329 SIGNAL_HANDLER=include/sh-signal.h
1332 SIGNAL_HANDLER=include/win32-signal.h
1335 SIGNAL_HANDLER=include/mips-signal.h
1338 SIGNAL_HANDLER=include/darwin-signal.h
1341 SIGNAL_HANDLER=include/default-signal.h
1345 # If we're using sjlj exceptions, forget what we just learned.
1346 if test "$enable_sjlj_exceptions" = yes; then
1347 SIGNAL_HANDLER=include/default-signal.h
1351 # Define here any compiler flags that you need in order to make backtrace() work.
1354 x86_64*-*-linux*|i?86-*)
1355 BACKTRACESPEC=-fno-omit-frame-pointer
1358 AC_SUBST(BACKTRACESPEC)
1360 AC_SUBST(SYSDEP_SOURCES)
1362 if test -z "$SIGNAL_HANDLER_AUX"; then
1363 SIGNAL_HANDLER_AUX=$SIGNAL_HANDLER
1366 AC_CONFIG_LINKS(include/java-signal.h:$SIGNAL_HANDLER
1367 include/java-signal-aux.h:$SIGNAL_HANDLER_AUX)
1369 if test "${multilib}" = "yes"; then
1370 multilib_arg="--enable-multilib"
1377 here=`${PWDCMD-pwd}`
1380 # We get this from the environment.
1388 gnu/classpath/Configuration.java
1393 external/sax/Makefile
1394 external/w3c_dom/Makefile
1397 AC_CONFIG_COMMANDS([default],
1398 [# Only add multilib support code if we just rebuilt top-level Makefile.
1399 case " $CONFIG_FILES " in
1401 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
1402 ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
1405 for ac_multi_file in $CONFIG_FILES; do
1406 case $ac_multi_file in
1408 grep "^MULTI[[^ ]]* =" Makefile >> "$ac_multi_file" ;;
1415 with_multisubdir=${with_multisubdir}
1416 ac_configure_args="${multilib_arg} ${ac_configure_args}"
1417 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1418 libgcj_basedir=${libgcj_basedir}
1421 ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"