# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-# Please email any bugs, comments, and/or additions to this file to:
+# Please report any problems running this configure script to
# configure@cygnus.com
+# Please do not send reports about other problems to this address. See
+# gdb/README, gas/README, etc., for info on where and how to report
+# problems about particular tools.
# This file was written by K. Richard Pixley.
Makefile_in=Makefile.in
arguments=$*
build_alias=
+cache_file=
+cache_file_option=
configdirs=
exec_prefix=
exec_prefixoption=
;;
esac
;;
-# Accepted for compatibility with new autoconf; ignored.
--cache*)
+ cache_file=$optarg
;;
--disable-*)
enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'`
case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
"")
echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
+ # Check for a directory that's been converted to use autoconf since
+ # it was last configured.
+ if grep AC_OUTPUT ${srcdir}/configure.in >/dev/null ; then
+ echo '***' Hmm, looks like this directory has been autoconfiscated. 1>&2
+ if [ -r ${srcdir}/configure ] ; then
+ echo '***' Running the local configure script. 1>&2
+ case "${cache_file}" in
+ "") cache_file_option= ;;
+ *) cache_file_option="--cache-file=${cache_file}" ;;
+ esac
+ srcdiroption="--srcdir=${srcdir}"
+ case "${build_alias}" in
+ "") buildopt= ;;
+ *) buildopt="--build=${build_alias}" ;;
+ esac
+ eval exec ${config_shell} ${srcdir}/configure ${verbose} \
+ ${buildopt} --host=${host_alias} --target=${target_alias} \
+ ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
+ ${srcdiroption} \
+ ${program_prefixoption} ${program_suffixoption} \
+ ${program_transform_nameoption} ${site_option} \
+ ${withoptions} ${withoutoptions} \
+ ${enableoptions} ${disableoptions} \
+ ${cache_file_option} ${removing} ${other_options} ${redirect}
+ else
+ echo '***' There is no configure script present though. 1>&2
+ fi
+ fi
exit 1
;;
*) ;;
# keep this filename short for &%*%$*# 14 char file names
tmpfile=${TMPDIR}/cONf$$
-trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 1 2 15
-trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0
+# Note that under many versions of sh a trap handler for 0 will *override* any
+# exit status you explicitly specify! At this point, the only non-error exit
+# is at the end of the script; these actions are duplicated there, minus
+# the "exit 1". Don't use "exit 0" anywhere after this without resetting the
+# trap handler, or you'll lose.
+trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos; exit 1" 0 1 2 15
# split ${srcdir}/configure.in into common, per-host, per-target,
# and post-target parts. Post-target is optional.
case "${build_alias}" in
"") ;;
*)
- result=`${configsub} ${build_alias}`
- buildopt="--build=${build_alias}"
- build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
- build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
- build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
- build=${build_cpu}-${build_vendor}-${build_os}
+ if result=`${config_shell} ${configsub} ${build_alias}` ; then
+ buildopt="--build=${build_alias}"
+ build_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
+ build_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
+ build_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
+ build=${build_cpu}-${build_vendor}-${build_os}
+ else
+ echo "Unrecognized build system name ${build_alias}." 1>&2
+ exit 1
+ fi
;;
esac
-result=`${configsub} ${host_alias}`
+if result=`${config_shell} ${configsub} ${host_alias}` ; then
+ true
+else
+ echo "Unrecognized host system name ${host_alias}." 1>&2
+ exit 1
+fi
host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
. ${tmpfile}.hst
-result=`${configsub} ${target_alias}`
+if result=`${config_shell} ${configsub} ${target_alias}` ; then
+ true
+else
+ echo "Unrecognized target system name ${target_alias}." 1>&2
+ exit 1
+fi
target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
fi
fi
-# Merge program_prefix and program_suffix onto program_transform_name
-# Use a double $ so that make ignores it
+# Merge program_prefix and program_suffix onto program_transform_name.
+# (program_suffix used to use $, but it's hard to preserve $ through both
+# make and sh.)
if [ "${program_suffix}" != "" ] ; then
- program_transform_name="-e s,\$\$,${program_suffix}, ${program_transform_name}"
+ program_transform_name="-e s,\\\\(.*\\\\),\\\\1${program_suffix}, ${program_transform_name}"
fi
if [ "${program_prefix}" != "" ] ; then
;;
esac
+ # Handle --cache-file=../XXX
+ case "${cache_file}" in
+ "") # empty
+ ;;
+ /*) # absolute path
+ cache_file_option="--cache-file=${cache_file}"
+ ;;
+ *) # relative path
+ cache_file_option="--cache-file=../${cache_file}"
+ ;;
+ esac
+
### check for guested configure, otherwise fix possibly relative progname
if [ -f ${newsrcdir}/configure ] ; then
recprog=${newsrcdir}/configure
if [ ! -z "${recprog}" ] ; then
if eval ${config_shell} ${recprog} ${verbose} ${buildopt} --host=${host_alias} --target=${target_alias} \
${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
- ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${removing} ${other_options} ${redirect} ; then
+ ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${enableoptions} ${disableoptions} ${cache_file_option} ${removing} ${other_options} ${redirect} ; then
true
else
echo Configure in `pwd` failed, exiting. 1>&2
done
fi
+# Perform the same cleanup as the trap handler, minus the "exit 1" of course,
+# and reset the trap handler.
+rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos
+trap 0
+
exit 0
#