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|
#!/bin/sh -x
#
# Run this script to regenerate autoconf files
#
recheck=false
for arg; do
case x"$arg" in
x--recheck)
recheck=true
config=$(sh config.status --config 2>/dev/null)
;;
x--clearenv)
unset AUTOCONF AUTOMAKE ACLOCAL AUTOHEADER ACLOCAL_PATH
;;
*)
echo "$0: unknown option: $arg" 1>&2
;;
esac
done
# This allows for overriding the default autoconf programs
AUTOCONF="${AUTOCONF:-${AUTOTOOLS_PREFIX}autoconf}"
AUTOMAKE="${AUTOMAKE:-${AUTOTOOLS_PREFIX}automake}"
ACLOCAL="${ACLOCAL:-${AUTOTOOLS_PREFIX}aclocal}"
AUTOHEADER="${AUTOHEADER:-${AUTOTOOLS_PREFIX}autoheader}"
mkdir -p autoconf autoconf/helpers config
autolib="`"$AUTOMAKE" --print-libdir`"
if test ! x"$autolib" = x; then
for prg in install-sh compile config.guess config.sub; do
# Update autoconf helpers if and only if newer ones are available
if test -f "$autolib"/"$prg" && \
( set -e ; \
test -f autoconf/helpers/"$prg" && sed -n \
-e 's/^scriptver=/scriptversion=/' \
-e 's/^timestamp=/scriptversion=/' \
-e 's/^scriptversion=['\''"]?\([^'\''"]*\).*$/\1/p' \
"$autolib"/"$prg" autoconf/helpers/"$prg" | \
sort -c 2>/dev/null ; \
test $? -ne 0 )
then
cp -f "$autolib"/"$prg" autoconf/helpers
fi
done
fi
mv -f autoconf/aclocal.m4 autoconf/aclocal.m4.old
mkdir -p autoconf/m4.old autoconf/m4
mv -f autoconf/m4/*.m4 autoconf/m4.old/ 2>/dev/null || true
ACLOCAL_PATH="${ACLOCAL_PATH}${ACLOCAL_PATH:+:}`pwd`/autoconf/m4.old"
export ACLOCAL_PATH
"$ACLOCAL" --install --output=autoconf/aclocal.m4 -I autoconf/m4
if test ! -f autoconf/aclocal.m4; then
# aclocal failed, revert to previous files
mv -f autoconf/m4.old/*.m4 autoconf/m4/
mv -f autoconf/aclocal.m4.old autoconf/aclocal.m4
exit 1
fi
rm -rf autoconf/*m4.old
"$AUTOHEADER" -B autoconf
"$AUTOCONF" -B autoconf
(
echo '#!/bin/sh'
"$AUTOCONF" -B autoconf \
-t AC_CONFIG_HEADERS:'rm -f $*' \
-t AC_CONFIG_FILES:'rm -f $*'
echo 'rm -f config.log config.status'
echo 'rm -rf autom4te.cache'
) > autoconf/clean.sh
chmod +x autoconf/clean.sh
sh autoconf/clean.sh
rm -f configure~ || true
# Try to regenerate unconfig.h if Perl is available and unconfig.pl
# is present in the autoconf directory.
if [ -n "$(which perl)" -a -f autoconf/unconfig.pl ]; then
perl autoconf/unconfig.pl . config/config.h.in config/unconfig.h
fi
if $recheck; then
# This bizarre statement has to do with how config.status quotes its output
echo exec sh configure $config | sh -
fi
|
