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-rw-r--r--ext/ffi_c/libffi/configure.ac265
1 files changed, 197 insertions, 68 deletions
diff --git a/ext/ffi_c/libffi/configure.ac b/ext/ffi_c/libffi/configure.ac
index 2d92d33..a7bf5ee 100644
--- a/ext/ffi_c/libffi/configure.ac
+++ b/ext/ffi_c/libffi/configure.ac
@@ -1,14 +1,18 @@
dnl Process this with autoconf to create configure
-AC_PREREQ(2.63)
+AC_PREREQ(2.68)
-AC_INIT([libffi], [3.0.10], [http://sourceware.org/libffi.html])
+AC_INIT([libffi], [3.2.1], [http://github.com/atgreen/libffi/issues])
AC_CONFIG_HEADERS([fficonfig.h])
AC_CANONICAL_SYSTEM
target_alias=${target_alias-$host_alias}
-. ${srcdir}/configure.host
+case "${host}" in
+ frv*-elf)
+ LDFLAGS=`echo $LDFLAGS | sed "s/\-B[^ ]*libgloss\/frv\///"`\ -B`pwd`/../libgloss/frv/
+ ;;
+esac
AX_ENABLE_BUILDDIR
@@ -25,9 +29,10 @@ m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
m4_define([_AC_ARG_VAR_PRECIOUS],[])
save_CFLAGS=$CFLAGS
AC_PROG_CC
+AC_PROG_CXX
CFLAGS=$save_CFLAGS
m4_undefine([_AC_ARG_VAR_PRECIOUS])
-m4_rename([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
+m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
AC_SUBST(CFLAGS)
@@ -36,29 +41,52 @@ AM_PROG_CC_C_O
AC_PROG_LIBTOOL
AC_CONFIG_MACRO_DIR([m4])
+# Test for 64-bit build.
+AC_CHECK_SIZEOF([size_t])
+
+AX_COMPILER_VENDOR
AX_CC_MAXOPT
-AX_CFLAGS_WARN_ALL
+# The AX_CFLAGS_WARN_ALL macro doesn't currently work for sunpro
+# compiler.
+if test "$ax_cv_c_compiler_vendor" != "sun"; then
+ AX_CFLAGS_WARN_ALL
+fi
+
if test "x$GCC" = "xyes"; then
CFLAGS="$CFLAGS -fexceptions"
fi
+cat > local.exp <<EOF
+set CC_FOR_TARGET "$CC"
+set CXX_FOR_TARGET "$CXX"
+EOF
+
AM_MAINTAINER_MODE
AC_CHECK_HEADERS(sys/mman.h)
-AC_CHECK_FUNCS(mmap)
+AC_CHECK_FUNCS([mmap mkostemp])
AC_FUNC_MMAP_BLACKLIST
dnl The -no-testsuite modules omit the test subdir.
AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
TARGETDIR="unknown"
+HAVE_LONG_DOUBLE_VARIANT=0
case "$host" in
+ aarch64*-*-*)
+ TARGET=AARCH64; TARGETDIR=aarch64
+ ;;
+
alpha*-*-*)
TARGET=ALPHA; TARGETDIR=alpha;
# Support 128-bit long double, changeable via command-line switch.
HAVE_LONG_DOUBLE='defined(__LONG_DOUBLE_128__)'
;;
+ arc*-*-*)
+ TARGET=ARC; TARGETDIR=arc
+ ;;
+
arm*-*-*)
TARGET=ARM; TARGETDIR=arm
;;
@@ -69,12 +97,20 @@ case "$host" in
amd64-*-freebsd*)
TARGET=X86_64; TARGETDIR=x86
+ ;;
+
+ amd64-*-freebsd*)
+ TARGET=X86_64; TARGETDIR=x86
;;
avr32*-*-*)
TARGET=AVR32; TARGETDIR=avr32
;;
+ bfin*)
+ TARGET=BFIN; TARGETDIR=bfin
+ ;;
+
cris-*-*)
TARGET=LIBFFI_CRIS; TARGETDIR=cris
;;
@@ -112,10 +148,45 @@ case "$host" in
TARGET=X86_DARWIN; TARGETDIR=x86
;;
i?86-*-solaris2.1[[0-9]]*)
- TARGET=X86_64; TARGETDIR=x86
+ TARGETDIR=x86
+ if test $ac_cv_sizeof_size_t = 4; then
+ TARGET=X86;
+ else
+ TARGET=X86_64;
+ fi
+ ;;
+
+ x86_64-*-darwin*)
+ TARGET=X86_DARWIN; TARGETDIR=x86
+ ;;
+
+ x86_64-*-cygwin* | x86_64-*-mingw*)
+ TARGET=X86_WIN64; TARGETDIR=x86
+ # All mingw/cygwin/win32 builds require -no-undefined for sharedlib.
+ # We must also check with_cross_host to decide if this is a native
+ # or cross-build and select where to install dlls appropriately.
+ if test -n "$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
;;
- i?86-*-*)
- TARGET=X86; TARGETDIR=x86
+
+ i?86-*-* | x86_64-*-*)
+ TARGETDIR=x86
+ if test $ac_cv_sizeof_size_t = 4; then
+ case "$host" in
+ *-gnux32)
+ TARGET=X86_64
+ ;;
+ *)
+ TARGET=X86
+ ;;
+ esac
+ else
+ TARGET=X86_64;
+ fi
;;
ia64*-*-*)
@@ -130,17 +201,45 @@ case "$host" in
TARGET=M68K; TARGETDIR=m68k
;;
+ m88k-*-*)
+ TARGET=M88K; TARGETDIR=m88k
+ ;;
+
+ microblaze*-*-*)
+ TARGET=MICROBLAZE; TARGETDIR=microblaze
+ ;;
+
+ moxie-*-*)
+ TARGET=MOXIE; TARGETDIR=moxie
+ ;;
+
+ metag-*-*)
+ TARGET=METAG; TARGETDIR=metag
+ ;;
+
mips-sgi-irix5.* | mips-sgi-irix6.* | mips*-*-rtems*)
TARGET=MIPS; TARGETDIR=mips
;;
- mips*-*-linux* | mips*-*-openbsd*)
+ mips*-*linux* | mips*-*-openbsd*)
# Support 128-bit long double for NewABI.
HAVE_LONG_DOUBLE='defined(__mips64)'
TARGET=MIPS; TARGETDIR=mips
;;
+ nios2*-linux*)
+ TARGET=NIOS2; TARGETDIR=nios2
+ ;;
+
+ or1k*-linux*)
+ TARGET=OR1K; TARGETDIR=or1k
+ ;;
+
powerpc*-*-linux* | powerpc-*-sysv*)
TARGET=POWERPC; TARGETDIR=powerpc
+ HAVE_LONG_DOUBLE_VARIANT=1
+ ;;
+ powerpc-*-amigaos*)
+ TARGET=POWERPC; TARGETDIR=powerpc
;;
powerpc-*-beos*)
TARGET=POWERPC; TARGETDIR=powerpc
@@ -153,6 +252,7 @@ case "$host" in
;;
powerpc-*-freebsd* | powerpc-*-openbsd*)
TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc
+ HAVE_LONG_DOUBLE_VARIANT=1
;;
powerpc64-*-freebsd*)
TARGET=POWERPC; TARGETDIR=powerpc
@@ -176,17 +276,18 @@ case "$host" in
TARGET=SPARC; TARGETDIR=sparc
;;
- x86_64-*-darwin*)
- TARGET=X86_DARWIN; TARGETDIR=x86
- ;;
+ tile*-*)
+ TARGET=TILE; TARGETDIR=tile
+ ;;
- x86_64-*-cygwin* | x86_64-*-mingw*)
- TARGET=X86_WIN64; TARGETDIR=x86
+ vax-*-*)
+ TARGET=VAX; TARGETDIR=vax
;;
- x86_64-*-*)
- TARGET=X86_64; TARGETDIR=x86
+ xtensa*-*)
+ TARGET=XTENSA; TARGETDIR=xtensa
;;
+
esac
AC_SUBST(AM_RUNTESTFLAGS)
@@ -197,21 +298,31 @@ if test $TARGETDIR = unknown; then
fi
AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
+AM_CONDITIONAL(BFIN, test x$TARGET = xBFIN)
AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
AM_CONDITIONAL(X86, test x$TARGET = xX86)
AM_CONDITIONAL(X86_FREEBSD, test x$TARGET = xX86_FREEBSD)
AM_CONDITIONAL(X86_WIN32, test x$TARGET = xX86_WIN32)
AM_CONDITIONAL(X86_WIN64, test x$TARGET = xX86_WIN64)
AM_CONDITIONAL(X86_DARWIN, test x$TARGET = xX86_DARWIN)
+AM_CONDITIONAL(X86_DARWIN32, test x$TARGET = xX86_DARWIN && test $ac_cv_sizeof_size_t = 4)
+AM_CONDITIONAL(X86_DARWIN64, test x$TARGET = xX86_DARWIN && test $ac_cv_sizeof_size_t = 8)
AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
AM_CONDITIONAL(M32R, test x$TARGET = xM32R)
AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
+AM_CONDITIONAL(M88K, test x$TARGET = xM88K)
+AM_CONDITIONAL(MICROBLAZE, test x$TARGET = xMICROBLAZE)
+AM_CONDITIONAL(METAG, test x$TARGET = xMETAG)
AM_CONDITIONAL(MOXIE, test x$TARGET = xMOXIE)
+AM_CONDITIONAL(NIOS2, test x$TARGET = xNIOS2)
+AM_CONDITIONAL(OR1K, test x$TARGET = xOR1K)
AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
AM_CONDITIONAL(POWERPC_AIX, test x$TARGET = xPOWERPC_AIX)
AM_CONDITIONAL(POWERPC_DARWIN, test x$TARGET = xPOWERPC_DARWIN)
AM_CONDITIONAL(POWERPC_FREEBSD, test x$TARGET = xPOWERPC_FREEBSD)
+AM_CONDITIONAL(AARCH64, test x$TARGET = xAARCH64)
+AM_CONDITIONAL(ARC, test x$TARGET = xARC)
AM_CONDITIONAL(ARM, test x$TARGET = xARM)
AM_CONDITIONAL(AVR32, test x$TARGET = xAVR32)
AM_CONDITIONAL(LIBFFI_CRIS, test x$TARGET = xLIBFFI_CRIS)
@@ -223,6 +334,9 @@ AM_CONDITIONAL(SH64, test x$TARGET = xSH64)
AM_CONDITIONAL(PA_LINUX, test x$TARGET = xPA_LINUX)
AM_CONDITIONAL(PA_HPUX, test x$TARGET = xPA_HPUX)
AM_CONDITIONAL(PA64_HPUX, test x$TARGET = xPA64_HPUX)
+AM_CONDITIONAL(TILE, test x$TARGET = xTILE)
+AM_CONDITIONAL(VAX, test x$TARGET = xVAX)
+AM_CONDITIONAL(XTENSA, test x$TARGET = xXTENSA)
AC_HEADER_STDC
AC_CHECK_FUNCS(memcpy)
@@ -234,28 +348,24 @@ AC_CHECK_SIZEOF(long double)
# Also AC_SUBST this variable for ffi.h.
if test -z "$HAVE_LONG_DOUBLE"; then
HAVE_LONG_DOUBLE=0
- if test $ac_cv_sizeof_double != $ac_cv_sizeof_long_double; then
- if test $ac_cv_sizeof_long_double != 0; then
+ if test $ac_cv_sizeof_long_double != 0; then
+ if test $HAVE_LONG_DOUBLE_VARIANT != 0; then
+ AC_DEFINE(HAVE_LONG_DOUBLE_VARIANT, 1, [Define if you support more than one size of the long double type])
HAVE_LONG_DOUBLE=1
- AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the long double type and it is bigger than a double])
+ else
+ if test $ac_cv_sizeof_double != $ac_cv_sizeof_long_double; then
+ HAVE_LONG_DOUBLE=1
+ AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the long double type and it is bigger than a double])
+ fi
fi
fi
fi
AC_SUBST(HAVE_LONG_DOUBLE)
+AC_SUBST(HAVE_LONG_DOUBLE_VARIANT)
AC_C_BIGENDIAN
-AC_CACHE_CHECK([assembler .cfi pseudo-op support],
- libffi_cv_as_cfi_pseudo_op, [
- libffi_cv_as_cfi_pseudo_op=unknown
- AC_TRY_COMPILE([asm (".cfi_startproc\n\t.cfi_endproc");],,
- [libffi_cv_as_cfi_pseudo_op=yes],
- [libffi_cv_as_cfi_pseudo_op=no])
-])
-if test "x$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$TARGET = xSPARC; then
AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs],
@@ -278,7 +388,7 @@ if test x$TARGET = xSPARC; then
libffi_cv_as_register_pseudo_op, [
libffi_cv_as_register_pseudo_op=unknown
# Check if we have .register
- AC_TRY_COMPILE([asm (".register %g2, #scratch");],,
+ AC_TRY_COMPILE(,[asm (".register %g2, #scratch");],
[libffi_cv_as_register_pseudo_op=yes],
[libffi_cv_as_register_pseudo_op=no])
])
@@ -293,8 +403,8 @@ if test x$TARGET = xX86 || test x$TARGET = xX86_WIN32 || test x$TARGET = xX86_64
libffi_cv_as_x86_pcrel, [
libffi_cv_as_x86_pcrel=no
echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s
- if $CC $CFLAGS -c conftest.s > /dev/null; then
- libffi_cv_as_x86_pcrel=yes
+ if $CC $CFLAGS -c conftest.s > /dev/null 2>&1; then
+ libffi_cv_as_x86_pcrel=yes
fi
])
if test "x$libffi_cv_as_x86_pcrel" = xyes; then
@@ -306,7 +416,7 @@ if test x$TARGET = xX86 || test x$TARGET = xX86_WIN32 || test x$TARGET = xX86_64
libffi_cv_as_ascii_pseudo_op, [
libffi_cv_as_ascii_pseudo_op=unknown
# Check if we have .ascii
- AC_TRY_COMPILE([asm (".ascii \\"string\\"");],,
+ AC_TRY_COMPILE(,[asm (".ascii \\"string\\"");],
[libffi_cv_as_ascii_pseudo_op=yes],
[libffi_cv_as_ascii_pseudo_op=no])
])
@@ -319,7 +429,7 @@ if test x$TARGET = xX86 || test x$TARGET = xX86_WIN32 || test x$TARGET = xX86_64
libffi_cv_as_string_pseudo_op, [
libffi_cv_as_string_pseudo_op=unknown
# Check if we have .string
- AC_TRY_COMPILE([asm (".string \\"string\\"");],,
+ AC_TRY_COMPILE(,[asm (".string \\"string\\"");],
[libffi_cv_as_string_pseudo_op=yes],
[libffi_cv_as_string_pseudo_op=no])
])
@@ -329,13 +439,18 @@ if test x$TARGET = xX86 || test x$TARGET = xX86_WIN32 || test x$TARGET = xX86_64
fi
fi
-if test x$TARGET = xX86_WIN64; then
- LT_SYS_SYMBOL_USCORE
- if test "x$sys_symbol_underscore" = xyes; then
- AC_DEFINE(SYMBOL_UNDERSCORE, 1, [Define if symbols are underscored.])
- fi
-fi
+# On PaX enable kernels that have MPROTECT enable we can't use PROT_EXEC.
+AC_ARG_ENABLE(pax_emutramp,
+ [ --enable-pax_emutramp enable pax emulated trampolines, for we can't use PROT_EXEC],
+ if test "$enable_pax_emutramp" = "yes"; then
+ AC_DEFINE(FFI_MMAP_EXEC_EMUTRAMP_PAX, 1,
+ [Define this if you want to enable pax emulated trampolines])
+ fi)
+LT_SYS_SYMBOL_USCORE
+if test "x$sys_symbol_underscore" = xyes; then
+ AC_DEFINE(SYMBOL_UNDERSCORE, 1, [Define if symbols are underscored.])
+fi
FFI_EXEC_TRAMPOLINE_TABLE=0
case "$target" in
@@ -345,7 +460,7 @@ case "$target" in
[Cannot use PROT_EXEC on this target, so, we revert to
alternative means])
;;
- *-apple-darwin10* | *-*-freebsd* | *-*-openbsd* | *-pc-solaris*)
+ *-apple-darwin1* | *-*-freebsd* | *-*-kfreebsd* | *-*-openbsd* | *-pc-solaris*)
AC_DEFINE(FFI_MMAP_EXEC_WRIT, 1,
[Cannot use malloc on this target, so, we revert to
alternative means])
@@ -355,12 +470,28 @@ AM_CONDITIONAL(FFI_EXEC_TRAMPOLINE_TABLE, test x$FFI_EXEC_TRAMPOLINE_TABLE = x1)
AC_SUBST(FFI_EXEC_TRAMPOLINE_TABLE)
if test x$TARGET = xX86_64; then
- AC_CACHE_CHECK([assembler supports unwind section type],
+ AC_CACHE_CHECK([toolchain supports unwind section type],
libffi_cv_as_x86_64_unwind_section_type, [
- libffi_cv_as_x86_64_unwind_section_type=yes
- echo '.section .eh_frame,"a",@unwind' > conftest.s
- if $CC $CFLAGS -c conftest.s 2>&1 | grep -i warning > /dev/null; then
- libffi_cv_as_x86_64_unwind_section_type=no
+ cat > conftest1.s << EOF
+.text
+.globl foo
+foo:
+jmp bar
+.section .eh_frame,"a",@unwind
+bar:
+EOF
+
+ cat > conftest2.c << EOF
+extern void foo();
+int main(){foo();}
+EOF
+
+ libffi_cv_as_x86_64_unwind_section_type=no
+ # we ensure that we can compile _and_ link an assembly file containing an @unwind section
+ # since the compiler can support it and not the linker (ie old binutils)
+ if $CC -Wa,--fatal-warnings $CFLAGS -c conftest1.s > /dev/null 2>&1 && \
+ $CC conftest2.c conftest1.o > /dev/null 2>&1 ; then
+ libffi_cv_as_x86_64_unwind_section_type=yes
fi
])
if test "x$libffi_cv_as_x86_64_unwind_section_type" = xyes; then
@@ -374,11 +505,12 @@ if test "x$GCC" = "xyes"; then
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
+ if $CC $CFLAGS -c -fpic -fexceptions -o conftest.o conftest.c > /dev/null 2>&1; then
+ objdump -h conftest.o > conftest.dump 2>&1
+ libffi_eh_frame_line=`grep -n eh_frame conftest.dump | cut -d: -f 1`
+ libffi_test_line=`expr $libffi_eh_frame_line + 1`p
+ sed -n $libffi_test_line conftest.dump > conftest.line
+ if grep READONLY conftest.line > /dev/null; then
libffi_cv_ro_eh_frame=yes
fi
fi
@@ -442,13 +574,14 @@ AM_CONDITIONAL(FFI_DEBUG, test "$enable_debug" = "yes")
AC_ARG_ENABLE(structs,
[ --disable-structs omit code for struct support],
if test "$enable_structs" = "no"; then
- AC_DEFINE(FFI_NO_STRUCTS, 1, [Define this is you do not want support for aggregate types.])
+ AC_DEFINE(FFI_NO_STRUCTS, 1, [Define this if you do not want support for aggregate types.])
fi)
+AM_CONDITIONAL(FFI_DEBUG, test "$enable_debug" = "yes")
AC_ARG_ENABLE(raw-api,
[ --disable-raw-api make the raw api unavailable],
if test "$enable_raw_api" = "no"; then
- AC_DEFINE(FFI_NO_RAW_API, 1, [Define this is you do not want support for the raw API.])
+ AC_DEFINE(FFI_NO_RAW_API, 1, [Define this if you do not want support for the raw API.])
fi)
AC_ARG_ENABLE(purify-safety,
@@ -459,29 +592,25 @@ AC_ARG_ENABLE(purify-safety,
# These variables are only ever used when we cross-build to X86_WIN32.
# And we only support this with GCC, so...
-if test x"$GCC" != x"no"; then
+if test "x$GCC" = "xyes"; then
if test -n "$with_cross_host" &&
test x"$with_cross_host" != x"no"; then
- toolexecdir='$(exec_prefix)/$(target_alias)'
- toolexeclibdir='$(toolexecdir)/lib'
+ toolexecdir="${exec_prefix}"/'$(target_alias)'
+ toolexeclibdir="${toolexecdir}"/lib
else
- toolexecdir='$(libdir)/gcc-lib/$(target_alias)'
- toolexeclibdir='$(libdir)'
+ toolexecdir="${libdir}"/gcc-lib/'$(target_alias)'
+ toolexeclibdir="${libdir}"
fi
- multi_os_directory=`$CC -print-multi-os-directory`
+ multi_os_directory=`$CC $CFLAGS -print-multi-os-directory`
case $multi_os_directory in
.) ;; # Avoid trailing /.
- *) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
+ ../*) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
esac
AC_SUBST(toolexecdir)
- AC_SUBST(toolexeclibdir)
-fi
-
-if test "${multilib}" = "yes"; then
- multilib_arg="--enable-multilib"
else
- multilib_arg=
+ toolexeclibdir="${libdir}"
fi
+AC_SUBST(toolexeclibdir)
AC_CONFIG_COMMANDS(include, [test -d include || mkdir include])
AC_CONFIG_COMMANDS(src, [
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