dnl Process this file with autoconf to produce a configure script.
|
dnl Process this file with autoconf to produce a configure script.
|
AC_PREREQ(2.5)dnl
|
AC_PREREQ(2.5)dnl
|
AC_INIT(crt0.S)
|
AC_INIT(crt0.S)
|
|
|
if test "${enable_shared}" = "yes" ; then
|
if test "${enable_shared}" = "yes" ; then
|
echo "Shared libraries not supported for cross compiling, ignored"
|
echo "Shared libraries not supported for cross compiling, ignored"
|
fi
|
fi
|
|
|
if test "$srcdir" = "." ; then
|
if test "$srcdir" = "." ; then
|
if test "${with_target_subdir}" != "." ; then
|
if test "${with_target_subdir}" != "." ; then
|
libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
|
libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
|
else
|
else
|
libgloss_topdir="${srcdir}/${with_multisrctop}../.."
|
libgloss_topdir="${srcdir}/${with_multisrctop}../.."
|
fi
|
fi
|
else
|
else
|
libgloss_topdir="${srcdir}/../.."
|
libgloss_topdir="${srcdir}/../.."
|
fi
|
fi
|
AC_CONFIG_AUX_DIR($libgloss_topdir)
|
AC_CONFIG_AUX_DIR($libgloss_topdir)
|
|
|
AC_CANONICAL_SYSTEM
|
AC_CANONICAL_SYSTEM
|
AC_ARG_PROGRAM
|
AC_ARG_PROGRAM
|
|
|
AC_PROG_INSTALL
|
AC_PROG_INSTALL
|
|
|
# FIXME: We temporarily define our own version of AC_PROG_CC. This is
|
# FIXME: We temporarily define our own version of AC_PROG_CC. This is
|
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
|
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
|
# are probably using a cross compiler, which will not be able to fully
|
# are probably using a cross compiler, which will not be able to fully
|
# link an executable. This should really be fixed in autoconf
|
# link an executable. This should really be fixed in autoconf
|
# itself.
|
# itself.
|
|
|
AC_DEFUN(LIB_AC_PROG_CC,
|
AC_DEFUN(LIB_AC_PROG_CC,
|
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
|
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
|
AC_CHECK_PROG(CC, gcc, gcc)
|
AC_CHECK_PROG(CC, gcc, gcc)
|
if test -z "$CC"; then
|
if test -z "$CC"; then
|
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
|
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
|
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
|
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
|
fi
|
fi
|
|
|
AC_PROG_CC_GNU
|
AC_PROG_CC_GNU
|
|
|
if test $ac_cv_prog_gcc = yes; then
|
if test $ac_cv_prog_gcc = yes; then
|
GCC=yes
|
GCC=yes
|
dnl Check whether -g works, even if CFLAGS is set, in case the package
|
dnl Check whether -g works, even if CFLAGS is set, in case the package
|
dnl plays around with CFLAGS (such as to build both debugging and
|
dnl plays around with CFLAGS (such as to build both debugging and
|
dnl normal versions of a library), tasteless as that idea is.
|
dnl normal versions of a library), tasteless as that idea is.
|
ac_test_CFLAGS="${CFLAGS+set}"
|
ac_test_CFLAGS="${CFLAGS+set}"
|
ac_save_CFLAGS="$CFLAGS"
|
ac_save_CFLAGS="$CFLAGS"
|
CFLAGS=
|
CFLAGS=
|
AC_PROG_CC_G
|
AC_PROG_CC_G
|
if test "$ac_test_CFLAGS" = set; then
|
if test "$ac_test_CFLAGS" = set; then
|
CFLAGS="$ac_save_CFLAGS"
|
CFLAGS="$ac_save_CFLAGS"
|
elif test $ac_cv_prog_cc_g = yes; then
|
elif test $ac_cv_prog_cc_g = yes; then
|
CFLAGS="-g -O2"
|
CFLAGS="-g -O2"
|
else
|
else
|
CFLAGS="-O2"
|
CFLAGS="-O2"
|
fi
|
fi
|
else
|
else
|
GCC=
|
GCC=
|
test "${CFLAGS+set}" = set || CFLAGS="-g"
|
test "${CFLAGS+set}" = set || CFLAGS="-g"
|
fi
|
fi
|
])
|
])
|
|
|
LIB_AC_PROG_CC
|
LIB_AC_PROG_CC
|
|
|
AS=${AS-as}
|
AS=${AS-as}
|
AC_SUBST(AS)
|
AC_SUBST(AS)
|
AR=${AR-ar}
|
AR=${AR-ar}
|
AC_SUBST(AR)
|
AC_SUBST(AR)
|
LD=${LD-ld}
|
LD=${LD-ld}
|
AC_SUBST(LD)
|
AC_SUBST(LD)
|
AC_PROG_RANLIB
|
AC_PROG_RANLIB
|
|
|
host_makefile_frag=${srcdir}/../config/default.mh
|
host_makefile_frag=${srcdir}/../config/default.mh
|
|
|
dnl We have to assign the same value to other variables because autoconf
|
dnl We have to assign the same value to other variables because autoconf
|
dnl doesn't provide a mechanism to substitute a replacement keyword with
|
dnl doesn't provide a mechanism to substitute a replacement keyword with
|
dnl arbitrary data or pathnames.
|
dnl arbitrary data or pathnames.
|
dnl
|
dnl
|
host_makefile_frag_path=$host_makefile_frag
|
host_makefile_frag_path=$host_makefile_frag
|
AC_SUBST(host_makefile_frag_path)
|
AC_SUBST(host_makefile_frag_path)
|
AC_SUBST_FILE(host_makefile_frag)
|
AC_SUBST_FILE(host_makefile_frag)
|
|
|
AC_OUTPUT(Makefile,
|
AC_OUTPUT(Makefile,
|
. ${libgloss_topdir}/config-ml.in,
|
. ${libgloss_topdir}/config-ml.in,
|
srcdir=${srcdir}
|
srcdir=${srcdir}
|
target=${target}
|
target=${target}
|
ac_configure_args="${ac_configure_args} --enable-multilib"
|
ac_configure_args="${ac_configure_args} --enable-multilib"
|
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
|
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
|
libgloss_topdir=${libgloss_topdir}
|
libgloss_topdir=${libgloss_topdir}
|
)
|
)
|
|
|
