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| author | Mike Frysinger <vapier@gentoo.org> | 2009-10-18 01:11:45 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2009-10-18 01:15:36 -0400 |
| commit | 28736c36ca6a73864324296117ce26c9a23066dd (patch) | |
| tree | 932f02ded50c8df7db9a7eea3063c2ed6c841fc1 /docs/ctty.htm | |
| parent | 69d9edc6f8387ed0ec4742a5de895b22b3910818 (diff) | |
| download | busybox-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 'docs/ctty.htm')
0 files changed, 0 insertions, 0 deletions