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authorMike Frysinger <vapier@gentoo.org>2009-10-18 01:11:45 -0400
committerMike Frysinger <vapier@gentoo.org>2009-10-18 01:15:36 -0400
commit28736c36ca6a73864324296117ce26c9a23066dd (patch)
tree932f02ded50c8df7db9a7eea3063c2ed6c841fc1 /testsuite
parent69d9edc6f8387ed0ec4742a5de895b22b3910818 (diff)
downloadbusybox-28736c36ca6a73864324296117ce26c9a23066dd.tar.gz
hush: handle empty execs
Sometimes variable expansions yield empty strings, and if they happen to be a command someone wants to run like `$foo`, then hush currently segfaults. So handle `` and $(). Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'testsuite')
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