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| author | jilles <jilles@FreeBSD.org> | 2016-02-21 20:58:24 +0000 |
|---|---|---|
| committer | jilles <jilles@FreeBSD.org> | 2016-02-21 20:58:24 +0000 |
| commit | 100946a0d0f01db31afd0e3a8796cac6b30f9b80 (patch) | |
| tree | 7dda259607785f9c8f39d72a71fe2c17ff4045d8 /bin | |
| parent | 6683c94ec1440b11af4eeaa54cfdbeae7331377a (diff) | |
| download | FreeBSD-src-100946a0d0f01db31afd0e3a8796cac6b30f9b80.zip FreeBSD-src-100946a0d0f01db31afd0e3a8796cac6b30f9b80.tar.gz | |
sh: Don't hash alias name when there are no aliases.
Diffstat (limited to 'bin')
| -rw-r--r-- | bin/sh/alias.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/bin/sh/alias.c b/bin/sh/alias.c index a77ce99..a35513b 100644 --- a/bin/sh/alias.c +++ b/bin/sh/alias.c @@ -144,9 +144,11 @@ rmaliases(void) struct alias * lookupalias(const char *name, int check) { - struct alias *ap = *hashalias(name); + struct alias *ap; - for (; ap; ap = ap->next) { + if (aliases == 0) + return (NULL); + for (ap = *hashalias(name); ap; ap = ap->next) { if (equal(name, ap->name)) { if (check && (ap->flag & ALIASINUSE)) return (NULL); |
