exit 1
fi
+check_tar() {
+if ! tar PcJ /dev/null >/dev/null 2>&1
+then
+ echo "tar doesn't support xz (J option)"
+ NEEDED="$NEEDED .tar .xz"
+fi
+}
+
check() {
if ! $1 --version >/dev/null 2>&1
then
echo "$1 not found"
NEEDED="$NEEDED .$1"
else
- if [ "$1" = "xz" ] && ! tar PcJ /dev/null >/dev/null
- then
- echo "tar doesn't support xz (J option)"
- NEEDED="$NEEDED .tar"
- fi
# found, need to check version ?
[ -z "$2" ] && return # no
# we only check GNU tools, their version have the form MAJOR.MINOR
check automake 1.11
check libtool 2.2
check pkg-config
-check xz
check cmake
check yasm
+check_tar
[ -n "$NEEDED" ] && mkdir -p build/