Retro68/gcc/libmpx/configure.ac

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2015-08-28 15:33:40 +00:00
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ([2.64])
AC_INIT(package-unused, version-unused, libmpx)
# -------
# Options
# -------
AC_MSG_CHECKING([for --enable-version-specific-runtime-libs])
AC_ARG_ENABLE(version-specific-runtime-libs,
[ --enable-version-specific-runtime-libs Specify that runtime libraries should be installed in a compiler-specific directory ],
[case "$enableval" in
yes) version_specific_libs=yes ;;
no) version_specific_libs=no ;;
*) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
esac],
[version_specific_libs=no])
AC_MSG_RESULT($version_specific_libs)
# Do not delete or change the following two lines. For why, see
# http://gcc.gnu.org/ml/libstdc++/2003-07/msg00451.html
AC_CANONICAL_SYSTEM
target_alias=${target_alias-$host_alias}
AC_SUBST(target_alias)
# See if supported.
unset LIBMPX_SUPPORTED
AC_MSG_CHECKING([for target support for Intel MPX runtime library])
echo "int i[[sizeof (void *) == 4 ? 1 : -1]] = { __x86_64__ };" > conftest.c
if AC_TRY_COMMAND([${CC} ${CFLAGS} -c -o conftest.o conftest.c 1>&AS_MESSAGE_LOG_FD])
then
LIBMPX_SUPPORTED=no
else
LIBMPX_SUPPORTED=yes
fi
rm -f conftest.o conftest.c
AC_MSG_RESULT($LIBMPX_SUPPORTED)
AM_CONDITIONAL(LIBMPX_SUPPORTED, [test "x$LIBMPX_SUPPORTED" = "xyes"])
link_libmpx="-lpthread"
link_mpx=""
AC_MSG_CHECKING([whether ld accepts -z bndplt])
echo "int main() {};" > conftest.c
if AC_TRY_COMMAND([${CC} ${CFLAGS} -Wl,-z,bndplt -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
then
AC_MSG_RESULT([yes])
link_mpx="$link_mpx -z bndplt"
else
AC_MSG_RESULT([no])
fi
AC_SUBST(link_libmpx)
AC_SUBST(link_mpx)
AM_INIT_AUTOMAKE(foreign no-dist no-dependencies)
AM_ENABLE_MULTILIB(, ..)
AM_MAINTAINER_MODE
AC_GNU_SOURCE
AC_CHECK_FUNCS([secure_getenv])
# Calculate toolexeclibdir
# Also toolexecdir, though it's only used in toolexeclibdir
case ${version_specific_libs} in
yes)
# Need the gcc compiler version to know where to install libraries
# and header files if --enable-version-specific-runtime-libs option
# is selected.
toolexecdir='$(libdir)/gcc/$(target_alias)'
toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
;;
no)
if test -n "$with_cross_host" &&
test x"$with_cross_host" != x"no"; then
# Install a library built with a cross compiler in tooldir, not libdir.
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
;;
esac
AC_SUBST(toolexecdir)
AC_SUBST(toolexeclibdir)
# Check for programs.
m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
m4_define([_AC_ARG_VAR_PRECIOUS],[])
AC_PROG_CC
m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
AM_PROG_CC_C_O
AC_SUBST(CFLAGS)
# Newer automakes demand CCAS and CCASFLAGS.
: ${CCAS='$(CC)'}
: ${CCASFLAGS='$(CFLAGS)'}
AC_SUBST(CCAS)
AC_SUBST(CCASFLAGS)
AC_CHECK_TOOL(AS, as)
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
# Check we may build wrappers library
echo "test: bndmov %bnd0, %bnd1" > conftest.s
if AC_TRY_COMMAND([$AS -o conftest.o conftest.s 1>&AS_MESSAGE_LOG_FD])
then
mpx_as=yes
else
mpx_as=no
echo "configure: no MPX support fo as" >&AS_MESSAGE_LOG_FD
fi
rm -f conftest.o conftest.s
AM_CONDITIONAL(MPX_AS_SUPPORTED, [test "x$mpx_as" = "xyes"])
# Configure libtool
AC_LIBTOOL_DLOPEN
AM_PROG_LIBTOOL
AC_SUBST(enable_shared)
AC_SUBST(enable_static)
XCFLAGS="-Wall -Wextra"
AC_SUBST(XCFLAGS)
if test "${multilib}" = "yes"; then
multilib_arg="--enable-multilib"
else
multilib_arg=
fi
AC_CONFIG_FILES([Makefile libmpx.spec])
AC_CONFIG_HEADERS(config.h)
AC_CONFIG_FILES(AC_FOREACH([DIR], [mpxrt mpxwrap], [DIR/Makefile ]),
[cat > vpsed$$ << \_EOF
s!`test -f '$<' || echo '$(srcdir)/'`!!
_EOF
sed -f vpsed$$ $ac_file > tmp$$
mv tmp$$ $ac_file
rm vpsed$$
echo 'MULTISUBDIR =' >> $ac_file
ml_norecursion=yes
. ${multi_basedir}/config-ml.in
AS_UNSET([ml_norecursion])
])
AC_OUTPUT