libmakepkg: extend compress.sh to also permit checking validity

get_compression_command() can now be used to do upfront checks for
whether a given extension is known to do something successfully. This is
useful when writing tools in which an unknown compression type is a
fatal error.

Signed-off-by: Eli Schwartz <eschwartz@archlinux.org>
Signed-off-by: Allan McRae <allan@archlinux.org>

0 files changed, 0 insertions, 0 deletions