rc7. More AIX fixes.

This commit is contained in:
Anthony Green
2011-02-25 15:52:14 -05:00
parent 2541679dbd
commit 74ee6ea8b4
35 changed files with 8786 additions and 9384 deletions

View File

@@ -2,7 +2,7 @@ dnl Process this with autoconf to create configure
AC_PREREQ(2.63)
AC_INIT([libffi], [3.0.10rc6], [http://sourceware.org/libffi.html])
AC_INIT([libffi], [3.0.10rc7], [http://sourceware.org/libffi.html])
AC_CONFIG_HEADERS([fficonfig.h])
AC_CANONICAL_SYSTEM
@@ -369,44 +369,46 @@ if test x$TARGET = xX86_64; then
fi
fi
AC_CACHE_CHECK([whether .eh_frame section should be read-only],
libffi_cv_ro_eh_frame, [
libffi_cv_ro_eh_frame=no
echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
libffi_cv_ro_eh_frame=yes
elif grep '.section.*eh_frame.*#alloc' conftest.c \
| grep -v '#write' > /dev/null; then
libffi_cv_ro_eh_frame=yes
fi
fi
rm -f conftest.*
])
if test "x$libffi_cv_ro_eh_frame" = xyes; then
AC_DEFINE(HAVE_RO_EH_FRAME, 1,
[Define if .eh_frame sections should be read-only.])
AC_DEFINE(EH_FRAME_FLAGS, "a",
[Define to the flags needed for the .section .eh_frame directive.])
else
AC_DEFINE(EH_FRAME_FLAGS, "aw",
[Define to the flags needed for the .section .eh_frame directive.])
fi
if test "x$GCC" = "xyes"; then
AC_CACHE_CHECK([whether .eh_frame section should be read-only],
libffi_cv_ro_eh_frame, [
libffi_cv_ro_eh_frame=no
echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
libffi_cv_ro_eh_frame=yes
elif grep '.section.*eh_frame.*#alloc' conftest.c \
| grep -v '#write' > /dev/null; then
libffi_cv_ro_eh_frame=yes
fi
fi
rm -f conftest.*
])
if test "x$libffi_cv_ro_eh_frame" = xyes; then
AC_DEFINE(HAVE_RO_EH_FRAME, 1,
[Define if .eh_frame sections should be read-only.])
AC_DEFINE(EH_FRAME_FLAGS, "a",
[Define to the flags needed for the .section .eh_frame directive. ])
else
AC_DEFINE(EH_FRAME_FLAGS, "aw",
[Define to the flags needed for the .section .eh_frame directive. ])
fi
AC_CACHE_CHECK([for __attribute__((visibility("hidden")))],
libffi_cv_hidden_visibility_attribute, [
echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1; }' > conftest.c
libffi_cv_hidden_visibility_attribute=no
if AC_TRY_COMMAND(${CC-cc} -Werror -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD); then
if grep '\.hidden.*foo' conftest.s >/dev/null; then
libffi_cv_hidden_visibility_attribute=yes
fi
fi
rm -f conftest.*
])
if test $libffi_cv_hidden_visibility_attribute = yes; then
AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1,
[Define if __attribute__((visibility("hidden"))) is supported.])
AC_CACHE_CHECK([for __attribute__((visibility("hidden")))],
libffi_cv_hidden_visibility_attribute, [
echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1 ; }' > conftest.c
libffi_cv_hidden_visibility_attribute=no
if AC_TRY_COMMAND(${CC-cc} -Werror -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD); then
if grep '\.hidden.*foo' conftest.s >/dev/null; then
libffi_cv_hidden_visibility_attribute=yes
fi
fi
rm -f conftest.*
])
if test $libffi_cv_hidden_visibility_attribute = yes; then
AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1,
[Define if __attribute__((visibility("hidden"))) is supported.])
fi
fi
AH_BOTTOM([