gcc/libffi/configure.in

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dnl Process this with autoconf to create configure
AC_INIT(fficonfig.h.in)
AM_CONFIG_HEADER(fficonfig.h)
AC_MSG_WARN(***********************************************************)
AC_MSG_WARN(***********************************************************)
AC_MSG_WARN(This is beta code. If you're looking for a stable release)
AC_MSG_WARN(then use the most recent one - libffi-1.20.)
AC_MSG_WARN(***********************************************************)
AC_MSG_WARN(***********************************************************)
dnl Default to --enable-multilib
AC_ARG_ENABLE(multilib,
[ --enable-multilib build many library versions (default)],
[case "${enableval}" in
yes) multilib=yes ;;
no) multilib=no ;;
*) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
esac], [multilib=yes])dnl
dnl We may get other options which we don't document:
dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
if test "${srcdir}" = "."; then
if test "${with_target_subdir}" != "."; then
libffi_basedir="${srcdir}/${with_multisrctop}.."
else
libffi_basedir="${srcdir}/${with_multisrctop}"
fi
else
libffi_basedir="${srcdir}"
fi
AC_SUBST(libffi_basedir)
AC_CANONICAL_HOST
AM_INIT_AUTOMAKE(libffi,2.00-beta,no-define)
AC_EXEEXT
AM_MAINTAINER_MODE
AC_PROG_CC
AC_PROG_LIBTOOL
TARGETDIR="unknown"
case "$host" in
mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS; TARGETDIR=mips;;
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;;
sparc-sun-4*) TARGET=SPARC; TARGETDIR=sparc;;
sparc-sun-*) TARGET=SPARC; TARGETDIR=sparc;;
sparc-*-linux*) TARGET=SPARC; TARGETDIR=sparc;;
sparc64-*-linux*) TARGET=SPARC; TARGETDIR=sparc;;
alpha*-*-linux* | alpha*-*-osf*) TARGET=ALPHA; TARGETDIR=alpha;;
ia64*-*-*) TARGET=IA64; TARGETDIR=ia64;;
m68k-*-linux*) TARGET=M68K; TARGETDIR=m68k;;
powerpc-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; TARGETDIR=powerpc;;
powerpc-*-beos*) TARGET=POWERPC; TARGETDIR=powerpc;;
arm*-*-linux-*) TARGET=ARM; TARGETDIR=arm;;
esac
if test $TARGETDIR = unknown; then
AC_ERROR("libffi has not been ported to $host.")
fi
AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
AM_CONDITIONAL(X86, test x$TARGET = xX86)
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(ARM, test x$TARGET = xARM)
AC_HEADER_STDC
AC_CHECK_FUNCS(memcpy)
AC_FUNC_ALLOCA
dnl AC_CHECK_SIZEOF(char)
AC_CHECK_SIZEOF(short)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(long long)
AC_CHECK_SIZEOF(float)
AC_CHECK_SIZEOF(double)
AC_CHECK_SIZEOF(long double)
AC_CHECK_SIZEOF(void *)
AC_C_BIGENDIAN
AC_SUBST(TARGET)
AC_SUBST(TARGETDIR)
AC_SUBST(SHELL)
AC_ARG_ENABLE(debug,[ --enable-debug debugging mode], AC_DEFINE(FFI_DEBUG))
AC_ARG_ENABLE(debug,[ --disable-structs omit code for struct support], AC_DEFINE(FFI_NO_STRUCTS))
AC_ARG_ENABLE(debug,[ --disable-raw-api make the raw api unavailable], AC_DEFINE(FFI_NO_RAW_API))
AC_ARG_ENABLE(purify-safety,
[ --enable-purify-safety purify-safe mode], AC_DEFINE(USING_PURIFY))
AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")
if test "${multilib}" = "yes"; then
multilib_arg="--enable-multilib"
else
multilib_arg=
fi
AC_OUTPUT(include/Makefile include/ffi.h Makefile,
[
if test -n "$CONFIG_FILES"; then
ac_file=Makefile . ${libffi_basedir}/../config-ml.in
fi
],
srcdir=${srcdir}
host=${host}
target=${target}
with_multisubdir=${with_multisubdir}
ac_configure_args="${multilib_arg} ${ac_configure_args}"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
libffi_basedir=${libffi_basedir}
CC="${CC}"
DEFS="$DEFS"
test ! -d include && mkdir include
test ! -f include/fficonfig.h && cp fficonfig.h include/fficonfig.h
if cmp -s fficonfig.h include/fficonfig.h 2>/dev/null; then
echo fficonfig.h unchanged
else
echo Moving fficonfig.h to include/fficonfig.h
cp fficonfig.h include/fficonfig.h
fi
)