/js/src/ctypes/libffi/configure.ac
http://github.com/zpao/v8monkey · m4 · 467 lines · 376 code · 64 blank · 27 comment · 0 complexity · 182eebb68e055d996c05f83cf627da3a MD5 · raw file
- dnl Process this with autoconf to create configure
- AC_PREREQ(2.63)
- AC_INIT([libffi], [3.0.10rc0], [http://gcc.gnu.org/bugs.html])
- AC_CONFIG_HEADERS([fficonfig.h])
- AC_CANONICAL_SYSTEM
- target_alias=${target_alias-$host_alias}
- . ${srcdir}/configure.host
- AM_INIT_AUTOMAKE
- # The same as in boehm-gc and libstdc++. Have to borrow it from there.
- # We must force CC to /not/ be precious variables; otherwise
- # the wrong, non-multilib-adjusted value will be used in multilibs.
- # As a side effect, we have to subst CFLAGS ourselves.
- # Also save and restore CFLAGS, since AC_PROG_CC will come up with
- # defaults of its own if none are provided.
- m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
- m4_define([_AC_ARG_VAR_PRECIOUS],[])
- save_CFLAGS=$CFLAGS
- AC_PROG_CC
- CFLAGS=$save_CFLAGS
- m4_undefine([_AC_ARG_VAR_PRECIOUS])
- m4_rename([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])
- 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 $srcdir/testsuite)
- TARGETDIR="unknown"
- case "$host" in
- alpha*-*-*)
- TARGET=ALPHA; TARGETDIR=alpha;
- # Support 128-bit long double, changeable via command-line switch.
- HAVE_LONG_DOUBLE='defined(__LONG_DOUBLE_128__)'
- ;;
- arm*-*-*)
- TARGET=ARM; TARGETDIR=arm
- ;;
- amd64-*-freebsd* | amd64-*-openbsd*)
- TARGET=X86_64; TARGETDIR=x86
- ;;
- amd64-*-freebsd*)
- TARGET=X86_64; TARGETDIR=x86
- ;;
- avr32*-*-*)
- TARGET=AVR32; TARGETDIR=avr32
- ;;
- cris-*-*)
- TARGET=LIBFFI_CRIS; TARGETDIR=cris
- ;;
- frv-*-*)
- TARGET=FRV; TARGETDIR=frv
- ;;
- hppa*-*-linux* | parisc*-*-linux*)
- 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*)
- TARGET=X86_WIN32; TARGETDIR=x86
- # All mingw/cygwin/win32 builds require this for sharedlib
- AM_LTLDFLAGS="-no-undefined"
- ;;
- i?86-*-darwin*)
- TARGET=X86_DARWIN; TARGETDIR=x86
- ;;
- i?86-*-solaris2.1[[0-9]]*)
- TARGET=X86_64; TARGETDIR=x86
- ;;
- i?86-*-*)
- TARGET=X86; TARGETDIR=x86
- ;;
- ia64*-*-*)
- TARGET=IA64; TARGETDIR=ia64
- ;;
- m32r*-*-*)
- TARGET=M32R; TARGETDIR=m32r
- ;;
- m68k-*-*)
- TARGET=M68K; TARGETDIR=m68k
- ;;
- mips-sgi-irix5.* | mips-sgi-irix6.*)
- TARGET=MIPS; TARGETDIR=mips
- ;;
- mips*-*-linux*)
- # Support 128-bit long double for NewABI.
- HAVE_LONG_DOUBLE='defined(__mips64)'
- TARGET=MIPS; TARGETDIR=mips
- ;;
- moxie-*-*)
- TARGET=MOXIE; TARGETDIR=moxie
- ;;
- powerpc*-*-linux* | powerpc-*-sysv*)
- TARGET=POWERPC; TARGETDIR=powerpc
- ;;
- powerpc-*-beos*)
- TARGET=POWERPC; TARGETDIR=powerpc
- ;;
- powerpc-*-darwin*)
- TARGET=POWERPC_DARWIN; TARGETDIR=powerpc
- ;;
- powerpc-*-aix* | rs6000-*-aix*)
- TARGET=POWERPC_AIX; TARGETDIR=powerpc
- ;;
- powerpc-*-freebsd*)
- TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc
- ;;
- powerpc*-*-rtems*)
- TARGET=POWERPC; TARGETDIR=powerpc
- ;;
- s390-*-* | s390x-*-*)
- TARGET=S390; TARGETDIR=s390
- ;;
- sh-*-* | sh[[34]]*-*-*)
- TARGET=SH; TARGETDIR=sh
- ;;
- sh64-*-* | sh5*-*-*)
- TARGET=SH64; TARGETDIR=sh64
- ;;
- sparc*-*-*)
- TARGET=SPARC; TARGETDIR=sparc
- ;;
- x86_64-*-darwin*)
- TARGET=X86_DARWIN; TARGETDIR=x86
- ;;
- x86_64-*-cygwin* | x86_64-*-mingw*)
- TARGET=X86_WIN64; TARGETDIR=x86
- ;;
- x86_64-*-*)
- TARGET=X86_64; TARGETDIR=x86
- ;;
- esac
- AC_SUBST(AM_RUNTESTFLAGS)
- AC_SUBST(AM_LTLDFLAGS)
- if test $TARGETDIR = unknown; then
- AC_MSG_ERROR(["libffi has not been ported to $host."])
- fi
- AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
- 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(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(MOXIE, test x$TARGET = xMOXIE)
- AM_CONDITIONAL(POWERPC, test x$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$TARGET = xPOWERPC_FREEBSD)
- AM_CONDITIONAL(ARM, test x$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)
- 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_double != $ac_cv_sizeof_long_double; then
- if test $ac_cv_sizeof_long_double != 0; then
- HAVE_LONG_DOUBLE=1
- AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the long double type and it is bigger than a double])
- fi
- fi
- fi
- AC_SUBST(HAVE_LONG_DOUBLE)
- AC_C_BIGENDIAN
- AC_CACHE_CHECK([assembler .cfi pseudo-op support],
- libffi_cv_as_cfi_pseudo_op, [
- libffi_cv_as_cfi_pseudo_op=unknown
- AC_TRY_COMPILE([asm (".cfi_startproc\n\t.cfi_endproc");],,
- [libffi_cv_as_cfi_pseudo_op=yes],
- [libffi_cv_as_cfi_pseudo_op=no])
- ])
- if test "x$libffi_cv_as_cfi_pseudo_op" = xyes; then
- AC_DEFINE(HAVE_AS_CFI_PSEUDO_OP, 1,
- [Define if your assembler supports .cfi_* directives.])
- fi
- 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 $CFLAGS -c conftest.s > /dev/null; then
- libffi_cv_as_x86_pcrel=yes
- fi
- ])
- if test "x$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
- 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
- case "$target" in
- # Darwin 10 (OSX 10.6) and beyond allocate non-executable pages
- *-apple-darwin1* | *-*-freebsd* | *-*-openbsd* | *-pc-solaris*)
- AC_DEFINE(FFI_MMAP_EXEC_WRIT, 1,
- [Cannot use malloc on this target, so, we revert to
- alternative means])
- ;;
- esac
- if test x$TARGET = xX86_64; then
- AC_CACHE_CHECK([assembler 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 $CFLAGS -c conftest.s 2>&1 | grep -i warning > /dev/null; then
- libffi_cv_as_x86_64_unwind_section_type=no
- fi
- ])
- if test "x$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
- 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 $libffi_cv_hidden_visibility_attribute = yes; then
- AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1,
- [Define if __attribute__((visibility("hidden"))) is supported.])
- fi
- AH_BOTTOM([
- #ifdef HAVE_HIDDEN_VISIBILITY_ATTRIBUTE
- #ifdef LIBFFI_ASM
- #define FFI_HIDDEN(name) .hidden name
- #else
- #define FFI_HIDDEN __attribute__ ((visibility ("hidden")))
- #endif
- #else
- #ifdef LIBFFI_ASM
- #define FFI_HIDDEN(name)
- #else
- #define FFI_HIDDEN
- #endif
- #endif
- ])
- AC_SUBST(TARGET)
- AC_SUBST(TARGETDIR)
- AC_SUBST(SHELL)
- AC_ARG_ENABLE(debug,
- [ --enable-debug debugging mode],
- if test "$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 is you do not want support for aggregate types.])
- fi)
- AC_ARG_ENABLE(raw-api,
- [ --disable-raw-api make the raw api unavailable],
- if test "$enable_raw_api" = "no"; then
- AC_DEFINE(FFI_NO_RAW_API, 1, [Define this is you do not want support for the raw API.])
- fi)
- AC_ARG_ENABLE(purify-safety,
- [ --enable-purify-safety purify-safe mode],
- if test "$enable_purify_safety" = "yes"; then
- AC_DEFINE(USING_PURIFY, 1, [Define this if you are using Purify and want to suppress spurious messages.])
- fi)
- 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/$multi_os_directory ;;
- esac
- AC_SUBST(toolexecdir)
- AC_SUBST(toolexeclibdir)
- if test "${multilib}" = "yes"; then
- multilib_arg="--enable-multilib"
- else
- multilib_arg=
- fi
- 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_OUTPUT