utils: Add 'ar-file?'.
authorLudovic Courtès <ludo@gnu.org>
Sat, 22 Nov 2014 20:44:59 +0000 (21:44 +0100)
committerLudovic Courtès <ludo@gnu.org>
Sat, 22 Nov 2014 20:52:12 +0000 (21:52 +0100)
commit91ee959b03e9e45727761823a4fcc1046e0aa450
treeb37db50a259a85a7f7650a5e153088a25a2e6b53
parent50b87bd54b7fd5fe5cb3482d7801d5e74d0c2fb3
utils: Add 'ar-file?'.

* guix/build/utils.scm (%ar-magic-bytes): New variable.
  (ar-file?): New procedure.
guix/build/utils.scm