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Diffstat (limited to 'libffi.old/configure.ac')
| -rw-r--r-- | libffi.old/configure.ac | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/libffi.old/configure.ac b/libffi.old/configure.ac new file mode 100644 index 0000000..74db02c --- /dev/null +++ b/libffi.old/configure.ac @@ -0,0 +1,259 @@ +dnl Process this with autoconf to create configure + +AC_PREREQ(2.59) + +AC_INIT([libffi], [2.1], [http://gcc.gnu.org/bugs.html]) +AC_CONFIG_HEADERS([fficonfig.h]) + +AM_ENABLE_MULTILIB(, .., .) +if test a = b; then + # This is for automake + AC_CONFIG_AUX_DIR([..], [.]) +else + # and this is for autoconf + AC_CONFIG_AUX_DIRS(${multi_basedir}) + fi + +AC_CANONICAL_SYSTEM +target_alias=${target_alias-$host_alias} + +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. + +m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS]) +m4_define([_AC_ARG_VAR_PRECIOUS],[]) +AC_PROG_CC +m4_rename([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) + +AC_SUBST(CFLAGS) + +AM_PROG_AS +AM_PROG_CC_C_O +AC_PROG_LIBTOOL + +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 +i*86-*-darwin*) TARGET=X86_DARWIN; TARGETDIR=x86;; +i*86-*-linux*) TARGET=X86; TARGETDIR=x86;; +i*86-*-solaris*) TARGET=X86; TARGETDIR=x86;; +i*86-*-beos*) TARGET=X86; TARGETDIR=x86;; +i*86-*-freebsd*) TARGET=X86; TARGETDIR=x86;; +i*86-*-netbsdelf*) TARGET=X86; TARGETDIR=x86;; +i*86-*-win32*) TARGET=X86_WIN32; TARGETDIR=x86;; +i*86-*-cygwin*) TARGET=X86_WIN32; TARGETDIR=x86;; +i*86-*-mingw*) TARGET=X86_WIN32; TARGETDIR=x86;; +sparc-sun-4*) TARGET=SPARC; TARGETDIR=sparc;; +sparc*-sun-*) TARGET=SPARC; TARGETDIR=sparc;; +sparc-*-linux* | sparc-*-netbsdelf*) TARGET=SPARC; TARGETDIR=sparc;; +sparc64-*-linux* | sparc64-*-netbsd*) TARGET=SPARC; TARGETDIR=sparc;; +alpha*-*-linux* | alpha*-*-osf* | alpha*-*-freebsd* | alpha*-*-netbsd*) TARGET=ALPHA; TARGETDIR=alpha;; +ia64*-*-*) TARGET=IA64; TARGETDIR=ia64;; +m68k-*-linux*) TARGET=M68K; TARGETDIR=m68k;; +mips64*-*);; +mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS_IRIX; TARGETDIR=mips;; +mips*-*-linux*) TARGET=MIPS_LINUX; TARGETDIR=mips;; +powerpc*-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; TARGETDIR=powerpc;; +powerpc-*-beos*) TARGET=POWERPC; TARGETDIR=powerpc;; +powerpc-*-darwin*) TARGET=POWERPC_DARWIN; TARGETDIR=powerpc;; +powerpc-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;; +rs6000-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;; +arm*-*-linux-*) TARGET=ARM; TARGETDIR=arm;; +arm*-*-netbsdelf*) TARGET=ARM; TARGETDIR=arm;; +s390-*-linux-*) TARGET=S390; TARGETDIR=s390;; +s390x-*-linux-*) TARGET=S390; TARGETDIR=s390;; +x86_64-*-linux*) TARGET=X86_64; TARGETDIR=x86;; +sh-*-linux* | sh[[34]]*-*-linux*) TARGET=SH; TARGETDIR=sh;; +sh64-*-linux* | sh5*-*-linux*) TARGET=SH64; TARGETDIR=sh64;; +hppa-*-linux* | parisc-*-linux*) TARGET=PA; TARGETDIR=pa;; +esac + +AC_SUBST(AM_RUNTESTFLAGS) + +if test $TARGETDIR = unknown; then + AC_MSG_ERROR(["libffi has not been ported to $host."]) +fi + +AM_CONDITIONAL(MIPS_IRIX, test x$TARGET = xMIPS_IRIX) +AM_CONDITIONAL(MIPS_LINUX, test x$TARGET = xMIPS_LINUX) +AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC) +AM_CONDITIONAL(X86, test x$TARGET = xX86) +AM_CONDITIONAL(X86_WIN32, test x$TARGET = xX86_WIN32) +AM_CONDITIONAL(X86_DARWIN, test x$TARGET = xX86_DARWIN) +AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA) +AM_CONDITIONAL(IA64, test x$TARGET = xIA64) +AM_CONDITIONAL(M68K, test x$TARGET = xM68K) +AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC) +AM_CONDITIONAL(POWERPC_AIX, test x$TARGET = xPOWERPC_AIX) +AM_CONDITIONAL(POWERPC_DARWIN, test x$TARGET = xPOWERPC_DARWIN) +AM_CONDITIONAL(ARM, test x$TARGET = xARM) +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, test x$TARGET = xPA) + +case x$TARGET in + xMIPS*) TARGET=MIPS ;; + *) ;; +esac + +AC_HEADER_STDC +AC_CHECK_FUNCS(memcpy) +AC_FUNC_ALLOCA + +AC_COMPILE_CHECK_SIZEOF(double) +AC_COMPILE_CHECK_SIZEOF(long double) + +# Also AC_SUBST this variable for ffi.h. +HAVE_LONG_DOUBLE=0 +if test $ac_cv_sizeof_double != $ac_cv_sizeof_long_double; then + if test $ac_cv_sizeof_long_double != 0; then + HAVE_LONG_DOUBLE=1 + AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the long double type and it is bigger than a double]) + fi +fi +AC_SUBST(HAVE_LONG_DOUBLE) + +AC_C_BIGENDIAN_CROSS + +if test x$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 + +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_SUBST(TARGET) +AC_SUBST(TARGETDIR) + +AC_SUBST(SHELL) + +AC_ARG_ENABLE(debug, +[ --enable-debug debugging mode], + if test "$enable_debug" = "yes"; then + AC_DEFINE(FFI_DEBUG, 1, [Define this if you want extra debugging.]) + fi) + +AC_ARG_ENABLE(structs, +[ --disable-structs omit code for struct support], + if test "$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/$multi_os_directory ;; +esac +AC_SUBST(toolexecdir) +AC_SUBST(toolexeclibdir) + +#Figure out where generated headers like ffitarget.h get installed. +changequote(,)dnl +gcc_version_trigger=${srcdir}/../gcc/version.c +gcc_version_full=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^\"]*\)\".*/\1/'` +gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'` +tool_include_dir='$(libdir)/gcc/$(target_alias)/'${gcc_version}/include +changequote([,])dnl +AC_SUBST(tool_include_dir) +AC_SUBST(gcc_version) + + +if test "${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) + +AC_OUTPUT |