dnl Process this with autoconf to create configure
-AC_PREREQ(2.59)
+AC_PREREQ(2.64)
-AC_INIT([libffi], [2.1], [http://gcc.gnu.org/bugs.html])
+AC_INIT([libffi], [3.0.9], [http://gcc.gnu.org/bugs.html])
AC_CONFIG_HEADERS([fficonfig.h])
AM_ENABLE_MULTILIB(, ..)
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])
+m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
AC_SUBST(CFLAGS)
case "$host" in
alpha*-*-*)
TARGET=ALPHA; TARGETDIR=alpha;
- # Support 128-bit long double, changable via command-line switch.
+ # Support 128-bit long double, changeable via command-line switch.
HAVE_LONG_DOUBLE='defined(__LONG_DOUBLE_128__)'
;;
TARGET=ARM; TARGETDIR=arm
;;
+ amd64-*-freebsd* | amd64-*-openbsd*)
+ TARGET=X86_64; TARGETDIR=x86
+ ;;
+
+ avr32*-*-*)
+ TARGET=AVR32; TARGETDIR=avr32
+ ;;
+
cris-*-*)
TARGET=LIBFFI_CRIS; TARGETDIR=cris
;;
TARGET=PA_HPUX; TARGETDIR=pa
;;
- i?86-win32* | i?86-*-cygwin* | i?86-*-mingw*)
+ i?86-*-freebsd* | i?86-*-openbsd*)
+ TARGET=X86_FREEBSD; TARGETDIR=x86
+ ;;
+ i?86-win32* | i?86-*-cygwin* | i?86-*-mingw* | i?86-*-os2*)
TARGET=X86_WIN32; TARGETDIR=x86
+ # All mingw/cygwin/win32 builds require -no-undefined for sharedlib.
+ # We must also check with_cross_host to decide if this is a native
+ # or cross-build and select where to install dlls appropriately.
+ if test -n "$with_cross_host" &&
+ test x"$with_cross_host" != x"no"; then
+ AM_LTLDFLAGS='-no-undefined -bindir "$(toolexeclibdir)"';
+ else
+ AM_LTLDFLAGS='-no-undefined -bindir "$(bindir)"';
+ fi
;;
i?86-*-darwin*)
TARGET=X86_DARWIN; TARGETDIR=x86
TARGET=X86_64; TARGETDIR=x86
;;
i?86-*-*)
- TARGET=X86; TARGETDIR=x86
+ TARGET=X86_64; TARGETDIR=x86
;;
ia64*-*-*)
TARGET=M68K; TARGETDIR=m68k
;;
- mips64*-*)
- ;;
- mips-sgi-irix5.* | mips-sgi-irix6.*)
- TARGET=MIPS_IRIX; TARGETDIR=mips
+ mips-sgi-irix5.* | mips-sgi-irix6.* | mips*-*-rtems*)
+ TARGET=MIPS; TARGETDIR=mips
;;
mips*-*-linux*)
- TARGET=MIPS_LINUX; TARGETDIR=mips
+ # Support 128-bit long double for NewABI.
+ HAVE_LONG_DOUBLE='defined(__mips64)'
+ TARGET=MIPS; TARGETDIR=mips
;;
powerpc*-*-linux* | powerpc-*-sysv*)
powerpc-*-freebsd*)
TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc
;;
+ powerpc64-*-freebsd*)
+ TARGET=POWERPC; TARGETDIR=powerpc
+ ;;
powerpc*-*-rtems*)
TARGET=POWERPC; TARGETDIR=powerpc
;;
x86_64-*-darwin*)
TARGET=X86_DARWIN; TARGETDIR=x86
;;
+
x86_64-*-cygwin* | x86_64-*-mingw*)
+ TARGET=X86_WIN64; TARGETDIR=x86
+ # All mingw/cygwin/win32 builds require -no-undefined for sharedlib.
+ # We must also check with_cross_host to decide if this is a native
+ # or cross-build and select where to install dlls appropriately.
+ if test -n "$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
;;
+
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 $host."])
fi
-AM_CONDITIONAL(MIPS_IRIX, test x$TARGET = xMIPS_IRIX)
-AM_CONDITIONAL(MIPS_LINUX, test x$TARGET = xMIPS_LINUX)
+AM_CONDITIONAL(MIPS, test x$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(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$TARGET = xS390)
AM_CONDITIONAL(PA_HPUX, test x$TARGET = xPA_HPUX)
AM_CONDITIONAL(PA64_HPUX, test x$TARGET = xPA64_HPUX)
-case x$TARGET in
- xMIPS*) TARGET=MIPS ;;
- *) ;;
-esac
-
AC_HEADER_STDC
AC_CHECK_FUNCS(memcpy)
AC_FUNC_ALLOCA
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
+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=yes
+ echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s
+ if $CC $CFLAGS -c conftest.s 2>&1 | $EGREP -i 'illegal|warning' > /dev/null; then
+ libffi_cv_as_x86_pcrel=no
+ fi
+ ])
+ if test "x$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
+
+case "$target" in
+ *-apple-darwin10* | *-*-freebsd* | *-*-openbsd* | *-pc-solaris*)
+ AC_DEFINE(FFI_MMAP_EXEC_WRIT, 1,
+ [Cannot use malloc on this target, so, we revert to
+ alternative means])
+ ;;
+esac
+
+if test x$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
AC_CONFIG_LINKS(include/ffitarget.h:src/$TARGETDIR/ffitarget.h)
-AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile)
+AC_CONFIG_FILES(include/Makefile include/ffi.h Makefile testsuite/Makefile man/Makefile)
AC_OUTPUT