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#!/bin/sh
# Process a gst-plugins-ugly tarball to remove
# unwanted GStreamer plugins.
#
# See https://bugzilla.redhat.com/show_bug.cgi?id=1397261
# for details
#
# Bastien Nocera <bnocera@redhat.com> - 2010
# Yaakov Selkowitz <yselkowi@redhat.com> - 2016
#
SOURCE="$1"
NEW_SOURCE=`echo $SOURCE | sed 's/ugly-/ugly-free-/'`
DIRECTORY=`echo $SOURCE | sed 's/\.tar\.xz//'`
ALLOWED="
xingmux
"
NOT_ALLOWED="
asfdemux
dvdlpcmdec
dvdsub
realmedia
"
error()
{
MESSAGE=$1
echo $MESSAGE
exit 1
}
check_allowed()
{
MODULE=$1
for i in $ALLOWED ; do
if test x$MODULE = x$i ; then
return 0;
fi
done
# Ignore errors coming from ext/ directory
# they require external libraries so are ineffective anyway
return 1;
}
check_not_allowed()
{
MODULE=$1
for i in $NOT_ALLOWED ; do
if test x$MODULE = x$i ; then
return 0;
fi
done
return 1;
}
rm -rf $DIRECTORY
tar xJf $SOURCE || error "Cannot unpack $SOURCE"
pushd $DIRECTORY > /dev/null || error "Cannot open directory \"$DIRECTORY\""
unknown=""
for subdir in gst ext; do
for dir in $subdir/* ; do
# Don't touch non-directories
if ! [ -d $dir ] ; then
continue;
fi
MODULE=`basename $dir`
if ( check_not_allowed $MODULE ) ; then
echo "**** Removing $MODULE ****"
echo "Removing directory $dir"
rm -r $dir || error "Cannot remove $dir"
echo
elif test $subdir = ext || test $subdir = sys; then
# Ignore library or system non-blacklisted plugins
continue;
elif ! ( check_allowed $MODULE ) ; then
echo "Unknown module in $dir"
unknown="$unknown $dir"
fi
done
done
echo
if test "x$unknown" != "x"; then
echo -n "Aborting due to unknown modules: "
echo "$unknown" | sed "s/ /\n /g"
exit 1
fi
popd > /dev/null
tar cJf $NEW_SOURCE $DIRECTORY
echo "$NEW_SOURCE is ready to use"
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