2003-09-11 Sascha Brawer <brawer@dandelis.ch>

[pf3gnuchains/gcc-fork.git] / libjava / configure.host

diff --git a/libjava/configure.host b/libjava/configure.host
index 2fca3e1..d6935c3 100644 (file)
--- a/libjava/configure.host
+++ b/libjava/configure.host
@@ -89,8 +89,8 @@ case "${host}" in
        sysdeps_dir=i386
        libgcj_flags="${libgcj_flags} -ffloat-store"
        libgcj_interpreter=yes
-       libgcj_cxxflags="-D__NO_MATH_INLINES"
-       libgcj_cflags="-D__NO_MATH_INLINES"
+       libgcj_cxxflags=
+       libgcj_cflags=
        DIVIDESPEC=-fno-use-divide-subroutine
        enable_hash_synchronization_default=yes
        slow_pthread_self=yes
@@ -99,8 +99,8 @@ case "${host}" in
        CHECKREFSPEC="%{m32:-fcheck-references}"
        sysdeps_dir=x86-64
        libgcj_flags="${libgcj_flags} -ffloat-store -fno-omit-frame-pointer"
-       libgcj_cxxflags="-D__NO_MATH_INLINES"
-       libgcj_cflags="-D__NO_MATH_INLINES"
+       libgcj_cxxflags=
+       libgcj_cflags=
        enable_hash_synchronization_default=yes
        slow_pthread_self=yes
        libgcj_interpreter=yes
@@ -113,9 +113,8 @@ case "${host}" in
        IEEESPEC=-mieee
        ;;
   powerpc64*-*)
-       # libffi not ported.
-       with_libffi_default=no
-       libgcj_interpreter=no
+       with_libffi_default=yes
+       libgcj_interpreter=yes
        libgcj_flags="${libgcj_flags} -mminimal-toc"
        # this may not be correct
        sysdeps_dir=powerpc
@@ -164,6 +163,55 @@ case "${host}" in
   x86_64*-linux* | \
   sh-linux* | sh[34]*-linux*)
        can_unwind_signal=yes
+       if test x$slow_pthread_self = xyes \
+          && test x$cross_compiling != xyes; then
+         cat > conftest.c <<EOF
+#define _GNU_SOURCE 1
+#include <pthread.h>
+#include <stdlib.h>
+#include <sys/resource.h>
+#include <limits.h>
+
+void *
+tf (void *arg __attribute__ ((unused)))
+{
+  pthread_attr_t a;
+  size_t s;
+
+  if (pthread_getattr_np (pthread_self (), &a)
+      || pthread_attr_getstacksize (&a, &s)
+      || s > 2 * PTHREAD_STACK_MIN)
+    exit (1);
+  exit (0);
+}
+
+int
+main (int argc, char **argv)
+{
+  pthread_t p;
+  void *ret;
+  struct rlimit r;
+
+  if (argc == 2)
+    {
+      r.rlim_cur = 2 * PTHREAD_STACK_MIN;
+      r.rlim_max = 2 * PTHREAD_STACK_MIN;
+      if (setrlimit (RLIMIT_STACK, &r))
+       exit (1);
+      execl (argv[1], argv[0], NULL);
+      exit (1);
+    }
+
+  if (pthread_create (&p, NULL, tf, NULL)
+      || pthread_join (p, &ret))
+    exit (1);
+  exit (1);
+}
+EOF
+         $CC -o conftest conftest.c -lpthread > /dev/null 2>&1 && \
+         ./conftest ./conftest && slow_pthread_self=
+         rm -f conftest conftest.c
+       fi
        ;;
   *-*-darwin*)
        enable_hash_synchronization_default=no
@@ -173,6 +221,13 @@ case "${host}" in
   *-*-freebsd*)
        slow_pthread_self=
        ;;
+  *-mingw*)
+       # FIXME: win32_exception_handler( ) in win32.cc does not do the
+       # right stuff yet w.r.t. SEH. Live with the following for now.
+       can_unwind_signal=no
+       CHECKREFSPEC=-fcheck-references
+       DIVIDESPEC=-fuse-divide-subroutine
+       ;;
   *-cygwin*)
        # The cygwin linker doesn't do 8-byte alignment by default, so
        # disable hash synchronization for now.