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Diffstat (limited to 'Modules/_ctypes/libffi/configure.ac')
| -rw-r--r-- | Modules/_ctypes/libffi/configure.ac | 630 |
1 files changed, 0 insertions, 630 deletions
diff --git a/Modules/_ctypes/libffi/configure.ac b/Modules/_ctypes/libffi/configure.ac deleted file mode 100644 index 5c8885fa63..0000000000 --- a/Modules/_ctypes/libffi/configure.ac +++ /dev/null @@ -1,630 +0,0 @@ -dnl Process this with autoconf to create configure -# -# file from libffi - slightly patched for Python's ctypes -# - -AC_PREREQ(2.68) - -AC_INIT([libffi], [3.1], [http://github.com/atgreen/libffi/issues]) -AC_CONFIG_HEADERS([fficonfig.h]) - -AC_CANONICAL_SYSTEM -target_alias=${target_alias-$host_alias} - -case "${host}" in - frv*-elf) - LDFLAGS=`echo $LDFLAGS | sed "s/\-B[^ ]*libgloss\/frv\///"`\ -B`pwd`/../libgloss/frv/ - ;; -esac - -AX_ENABLE_BUILDDIR - -AM_INIT_AUTOMAKE - -# The same as in boehm-gc and libstdc++. Have to borrow it from there. -# We must force CC to /not/ be precious variables; otherwise -# the wrong, non-multilib-adjusted value will be used in multilibs. -# As a side effect, we have to subst CFLAGS ourselves. -# Also save and restore CFLAGS, since AC_PROG_CC will come up with -# defaults of its own if none are provided. - -m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS]) -m4_define([_AC_ARG_VAR_PRECIOUS],[]) -save_CFLAGS=$CFLAGS -AC_PROG_CC -AC_PROG_CXX -CFLAGS=$save_CFLAGS -m4_undefine([_AC_ARG_VAR_PRECIOUS]) -m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) - -AC_SUBST(CFLAGS) - -AM_PROG_AS -AM_PROG_CC_C_O -AC_PROG_LIBTOOL -AC_CONFIG_MACRO_DIR([m4]) - -# Test for 64-bit build. -AC_CHECK_SIZEOF([size_t]) - -AX_COMPILER_VENDOR -AX_CC_MAXOPT -# The AX_CFLAGS_WARN_ALL macro doesn't currently work for sunpro -# compiler. -if test "$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_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 - ;; - - amd64-*-freebsd* | amd64-*-openbsd*) - TARGET=X86_64; TARGETDIR=x86 - ;; - - 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 - ;; - - frv-*-*) - TARGET=FRV; TARGETDIR=frv - ;; - - hppa*-*-linux* | parisc*-*-linux* | hppa*-*-openbsd*) - TARGET=PA_LINUX; TARGETDIR=pa - ;; - hppa*64-*-hpux*) - TARGET=PA64_HPUX; TARGETDIR=pa - ;; - hppa*-*-hpux*) - TARGET=PA_HPUX; TARGETDIR=pa - ;; - - i?86-*-freebsd* | i?86-*-openbsd*) - TARGET=X86_FREEBSD; TARGETDIR=x86 - ;; - i?86-win32* | i?86-*-cygwin* | i?86-*-mingw* | i?86-*-os2* | i?86-*-interix*) - TARGET=X86_WIN32; 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-*-nto-qnx*) - TARGET=X86; TARGETDIR=x86 - ;; - i?86-*-darwin*) - TARGET=X86_DARWIN; TARGETDIR=x86 - ;; - i?86-*-solaris2.1[[0-9]]*) - 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-*-* | 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*-*-*) - TARGET=IA64; TARGETDIR=ia64 - ;; - - m32r*-*-*) - TARGET=M32R; TARGETDIR=m32r - ;; - - m68k-*-*) - 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_IRIX; TARGETDIR=mips - ;; - mips*-*linux* | mips*-*-openbsd*) - # Support 128-bit long double for NewABI. - HAVE_LONG_DOUBLE='defined(__mips64)' - TARGET=MIPS_LINUX; TARGETDIR=mips - ;; - - nios2*-linux*) - TARGET=NIOS2; TARGETDIR=nios2 - ;; 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TARGETDIR=xtensa - ;; - -esac - -AC_SUBST(AM_RUNTESTFLAGS) -AC_SUBST(AM_LTLDFLAGS) - -if test $TARGETDIR = unknown; then - AC_MSG_ERROR(["libffi has not been ported to $host."]) -fi - -AM_CONDITIONAL(MIPS,[expr x$TARGET : 'xMIPS' > /dev/null]) -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(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$TARGET = xLIBFFI_CRIS) -AM_CONDITIONAL(FRV, test x$TARGET = xFRV) -AM_CONDITIONAL(S390, test x$TARGET = xS390) -AM_CONDITIONAL(X86_64, test x$TARGET = xX86_64) -AM_CONDITIONAL(SH, test x$TARGET = xSH) -AM_CONDITIONAL(SH64, test x$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) -AC_FUNC_ALLOCA - -AC_CHECK_SIZEOF(double) -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_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 - else - if test $ac_cv_sizeof_double != $ac_cv_sizeof_long_double; then - HAVE_LONG_DOUBLE=1 - AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the long double type and it is bigger than a double]) - fi - fi - fi -fi -AC_SUBST(HAVE_LONG_DOUBLE) -AC_SUBST(HAVE_LONG_DOUBLE_VARIANT) - -AC_C_BIGENDIAN - -GCC_AS_CFI_PSEUDO_OP - -if test x$TARGET = xSPARC; then - AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs], - libffi_cv_as_sparc_ua_pcrel, [ - save_CFLAGS="$CFLAGS" - save_LDFLAGS="$LDFLAGS" - CFLAGS="$CFLAGS -fpic" - LDFLAGS="$LDFLAGS -shared" - AC_TRY_LINK([asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");],, - [libffi_cv_as_sparc_ua_pcrel=yes], - [libffi_cv_as_sparc_ua_pcrel=no]) - CFLAGS="$save_CFLAGS" - LDFLAGS="$save_LDFLAGS"]) - if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then - AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1, - [Define if your assembler and linker support unaligned PC relative relocs.]) - fi - - AC_CACHE_CHECK([assembler .register pseudo-op support], - libffi_cv_as_register_pseudo_op, [ - libffi_cv_as_register_pseudo_op=unknown - # Check if we have .register - AC_TRY_COMPILE(,[asm (".register %g2, #scratch");], - [libffi_cv_as_register_pseudo_op=yes], - [libffi_cv_as_register_pseudo_op=no]) - ]) - if test "x$libffi_cv_as_register_pseudo_op" = xyes; then - AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP, 1, - [Define if your assembler supports .register.]) - fi -fi - -if test x$TARGET = xX86 || test x$TARGET = xX86_WIN32 || test x$TARGET = xX86_64; then - AC_CACHE_CHECK([assembler supports pc related relocs], - libffi_cv_as_x86_pcrel, [ - libffi_cv_as_x86_pcrel=no - echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s - if $CC $CFLAGS -c conftest.s > /dev/null 2>&1; then - libffi_cv_as_x86_pcrel=yes - fi - ]) - if test "x$libffi_cv_as_x86_pcrel" = xyes; then - AC_DEFINE(HAVE_AS_X86_PCREL, 1, - [Define if your assembler supports PC relative relocs.]) - fi - - AC_CACHE_CHECK([assembler .ascii pseudo-op support], - libffi_cv_as_ascii_pseudo_op, [ - libffi_cv_as_ascii_pseudo_op=unknown - # Check if we have .ascii - AC_TRY_COMPILE(,[asm (".ascii \\"string\\"");], - [libffi_cv_as_ascii_pseudo_op=yes], - [libffi_cv_as_ascii_pseudo_op=no]) - ]) - if test "x$libffi_cv_as_ascii_pseudo_op" = xyes; then - AC_DEFINE(HAVE_AS_ASCII_PSEUDO_OP, 1, - [Define if your assembler supports .ascii.]) - fi - - AC_CACHE_CHECK([assembler .string pseudo-op support], - libffi_cv_as_string_pseudo_op, [ - libffi_cv_as_string_pseudo_op=unknown - # Check if we have .string - AC_TRY_COMPILE(,[asm (".string \\"string\\"");], - [libffi_cv_as_string_pseudo_op=yes], - [libffi_cv_as_string_pseudo_op=no]) - ]) - if test "x$libffi_cv_as_string_pseudo_op" = xyes; then - AC_DEFINE(HAVE_AS_STRING_PSEUDO_OP, 1, - [Define if your assembler supports .string.]) - 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 "$target" in - *arm*-apple-darwin*) - FFI_EXEC_TRAMPOLINE_TABLE=1 - AC_DEFINE(FFI_EXEC_TRAMPOLINE_TABLE, 1, - [Cannot use PROT_EXEC on this target, so, we revert to - alternative means]) - ;; - *-apple-darwin1* | *-*-freebsd* | *-*-kfreebsd* | *-*-openbsd* | *-pc-solaris*) - AC_DEFINE(FFI_MMAP_EXEC_WRIT, 1, - [Cannot use malloc on this target, so, we revert to - alternative means]) - ;; -esac -AM_CONDITIONAL(FFI_EXEC_TRAMPOLINE_TABLE, test x$FFI_EXEC_TRAMPOLINE_TABLE = x1) -AC_SUBST(FFI_EXEC_TRAMPOLINE_TABLE) - -if test x$TARGET = xX86_64; then - AC_CACHE_CHECK([toolchain supports unwind section type], - libffi_cv_as_x86_64_unwind_section_type, [ - 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 - AC_DEFINE(HAVE_AS_X86_64_UNWIND_SECTION_TYPE, 1, - [Define if your assembler supports unwind section type.]) - fi -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 -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 $libffi_test_line conftest.dump > conftest.line - if grep READONLY conftest.line > /dev/null; then - libffi_cv_ro_eh_frame=yes - fi - fi - rm -f conftest.* - ]) - if test "x$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 $libffi_cv_hidden_visibility_attribute = yes; then - AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1, - [Define if __attribute__((visibility("hidden"))) is supported.]) - fi -fi - -AH_BOTTOM([ -#ifdef HAVE_HIDDEN_VISIBILITY_ATTRIBUTE -#ifdef LIBFFI_ASM -#define FFI_HIDDEN(name) .hidden name -#else -#define FFI_HIDDEN __attribute__ ((visibility ("hidden"))) -#endif -#else -#ifdef LIBFFI_ASM -#define FFI_HIDDEN(name) -#else -#define FFI_HIDDEN -#endif -#endif -]) - -AC_SUBST(TARGET) -AC_SUBST(TARGETDIR) - -AC_SUBST(SHELL) - -AC_ARG_ENABLE(debug, -[ --enable-debug debugging mode], - if test "$enable_debug" = "yes"; then - AC_DEFINE(FFI_DEBUG, 1, [Define this if you want extra debugging.]) - fi) -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 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 if you do not want support for the raw API.]) - fi) - -AC_ARG_ENABLE(purify-safety, -[ --enable-purify-safety purify-safe mode], - if test "$enable_purify_safety" = "yes"; then - AC_DEFINE(USING_PURIFY, 1, [Define this if you are using Purify and want to suppress spurious messages.]) - fi) - -# These variables are only ever used when we cross-build to X86_WIN32. -# And we only support this with GCC, so... -if test "x$GCC" = "xyes"; 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 $CFLAGS -print-multi-os-directory` - case $multi_os_directory in - .) ;; # Avoid trailing /. - ../*) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;; - esac - AC_SUBST(toolexecdir) -else - toolexeclibdir='$(libdir)' -fi -AC_SUBST(toolexeclibdir) - -AC_CONFIG_COMMANDS(include, [test -d include || mkdir include]) -AC_CONFIG_COMMANDS(src, [ -test -d src || mkdir src -test -d src/$TARGETDIR || mkdir src/$TARGETDIR -], [TARGETDIR="$TARGETDIR"]) - -AC_CONFIG_LINKS(include/ffitarget.h:src/$TARGETDIR/ffitarget.h) - -AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile man/Makefile libffi.pc) - -AC_CONFIG_LINKS(include/ffi_common.h:include/ffi_common.h) - -AC_CONFIG_FILES(fficonfig.py) - -AC_OUTPUT |