AC_PREREQ(2.63)
-AC_INIT([libffi], [3.0.10rc4], [http://sourceware.org/libffi.html])
+AC_INIT([libffi], [3.0.11-rc2], [http://github.com/atgreen/libffi/issues])
AC_CONFIG_HEADERS([fficonfig.h])
AC_CANONICAL_SYSTEM
TARGET=X86_64; TARGETDIR=x86
;;
i?86-*-*)
- TARGET=X86; TARGETDIR=x86
+ TARGET=X86_64; TARGETDIR=x86
;;
ia64*-*-*)
TARGET=MIPS; TARGETDIR=mips
;;
+ moxie-*-*)
+ TARGET=MOXIE; TARGETDIR=moxie
+ ;;
+
powerpc*-*-linux* | powerpc-*-sysv*)
TARGET=POWERPC; TARGETDIR=powerpc
;;
x86_64-*-cygwin* | x86_64-*-mingw*)
TARGET=X86_WIN64; TARGETDIR=x86
+ # All mingw/cygwin/win32 builds require -no-undefined for sharedlib.
+ # We must also check with_cross_host to decide if this is a native
+ # or cross-build and select where to install dlls appropriately.
+ if test -n "$with_cross_host" &&
+ test x"$with_cross_host" != x"no"; then
+ AM_LTLDFLAGS='-no-undefined -bindir "$(toolexeclibdir)"';
+ else
+ AM_LTLDFLAGS='-no-undefined -bindir "$(bindir)"';
+ fi
;;
x86_64-*-*)
AC_C_BIGENDIAN
-AC_CACHE_CHECK([assembler .cfi pseudo-op support],
- libffi_cv_as_cfi_pseudo_op, [
- libffi_cv_as_cfi_pseudo_op=unknown
- AC_TRY_COMPILE([asm (".cfi_startproc\n\t.cfi_endproc");],,
- [libffi_cv_as_cfi_pseudo_op=yes],
- [libffi_cv_as_cfi_pseudo_op=no])
-])
-if test "x$libffi_cv_as_cfi_pseudo_op" = xyes; then
- AC_DEFINE(HAVE_AS_CFI_PSEUDO_OP, 1,
- [Define if your assembler supports .cfi_* directives.])
-fi
+GCC_AS_CFI_PSEUDO_OP
if test x$TARGET = xSPARC; then
AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs],
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 $libffi_cv_hidden_visibility_attribute = yes; then
+ AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1,
+ [Define if __attribute__((visibility("hidden"))) is supported.])
+ fi
fi
AH_BOTTOM([
AC_DEFINE(USING_PURIFY, 1, [Define this if you are using Purify and want to suppress spurious messages.])
fi)
-if test -n "$with_cross_host" &&
- test x"$with_cross_host" != x"no"; then
- toolexecdir='$(exec_prefix)/$(target_alias)'
- toolexeclibdir='$(toolexecdir)/lib'
-else
- toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
- toolexeclibdir='$(libdir)'
+# These variables are only ever used when we cross-build to X86_WIN32.
+# And we only support this with GCC, so...
+if test x"$GCC" != x"no"; then
+ if test -n "$with_cross_host" &&
+ test x"$with_cross_host" != x"no"; then
+ toolexecdir='$(exec_prefix)/$(target_alias)'
+ toolexeclibdir='$(toolexecdir)/lib'
+ else
+ toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
+ toolexeclibdir='$(libdir)'
+ fi
+ multi_os_directory=`$CC -print-multi-os-directory`
+ case $multi_os_directory in
+ .) ;; # Avoid trailing /.
+ *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
+ esac
+ AC_SUBST(toolexecdir)
+ AC_SUBST(toolexeclibdir)
fi
-multi_os_directory=`$CC -print-multi-os-directory`
-case $multi_os_directory in
- .) ;; # Avoid trailing /.
- *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
-esac
-AC_SUBST(toolexecdir)
-AC_SUBST(toolexeclibdir)
if test "${multilib}" = "yes"; then
multilib_arg="--enable-multilib"
git.haskell.org / libffi.git / blobdiff