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autogen.sh: allow AM_VERSIONs > 1.6 to be used more easily

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Also, allow AM_FORCE_VERSION to be defined by developers

git-svn-id: https://svn.musicpd.org/mpd/trunk@4350 09075e82-0dd4-0310-85a5-a0d7c8717e4f
This commit is contained in:
Eric Wong 2006-07-15 09:42:39 +00:00
parent 6735acbf32
commit 34b5b2631f
1 changed files with 29 additions and 7 deletions
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36
autogen.sh
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@ -22,7 +22,30 @@ echo "checking for autoconf... "
VERSIONGREP="sed -e s/.*[^0-9\.]\([0-9]\.[0-9]\).*/\1/"
VERSIONMKINT="sed -e s/[^0-9]//"
# define AM_FORCE_VERSION if you want to force a particular version of
# automake and aclocal
if test -n "$AM_FORCE_VERSION"
then
AM_VERSIONS="$AM_FORCE_VERSION"
else
AM_VERSIONS='1.6 1.7 1.8 1.9'
fi
versioned_bins ()
{
bin="$1"
for i in $AM_VERSIONS
do
i_int=`echo $i | $VERSIONMKINT`
if test $i_int -ge $VERNEEDED
then
echo $bin-$i $bin$i
fi
done
echo $bin
}
# do we need automake?
if test -r Makefile.am; then
AM_NEEDED=`fgrep AUTOMAKE_OPTIONS Makefile.am | $VERSIONGREP`
@ -38,11 +61,11 @@ if test -r Makefile.am; then
fi
else
echo -n "checking for automake $AM_NEEDED or later... "
for am in automake-$AM_NEEDED automake$AM_NEEDED automake; do
VERNEEDED=`echo $AM_NEEDED | $VERSIONMKINT`
for am in `versioned_bins automake`; do
($am --version < /dev/null > /dev/null 2>&1) || continue
ver=`$am --version < /dev/null | head -n 1 | $VERSIONGREP | $VERSIONMKINT`
verneeded=`echo $AM_NEEDED | $VERSIONMKINT`
if test $ver -ge $verneeded; then
if test $ver -ge $VERNEEDED; then
AUTOMAKE=$am
echo $AUTOMAKE
break
@ -50,11 +73,10 @@ if test -r Makefile.am; then
done
test -z $AUTOMAKE && echo "no"
echo -n "checking for aclocal $AM_NEEDED or later... "
for ac in aclocal-$AM_NEEDED aclocal$AM_NEEDED aclocal; do
for ac in `versioned_bins aclocal`; do
($ac --version < /dev/null > /dev/null 2>&1) || continue
ver=`$ac --version < /dev/null | head -n 1 | $VERSIONGREP | $VERSIONMKINT`
verneeded=`echo $AM_NEEDED | $VERSIONMKINT`
if test $ver -ge $verneeded; then
if test $ver -ge $VERNEEDED; then
ACLOCAL=$ac
echo $ACLOCAL
break