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authordelphij <delphij@FreeBSD.org>2008-03-12 23:01:33 +0000
committerdelphij <delphij@FreeBSD.org>2008-03-12 23:01:33 +0000
commitba621be3a9afcd65df9674a521af784165a5b950 (patch)
tree5f245d085c960b236fd137978cb9b4227df6d399 /contrib/tcsh
parent25711383c002760a3894eb1aed74c003616d752f (diff)
parente863b68dceedacef4fea511d5f1e2c5666b2b2ee (diff)
downloadFreeBSD-src-ba621be3a9afcd65df9674a521af784165a5b950.zip
FreeBSD-src-ba621be3a9afcd65df9674a521af784165a5b950.tar.gz
This commit was generated by cvs2svn to compensate for changes in r177128,
which included commits to RCS files with non-trunk default branches.
Diffstat (limited to 'contrib/tcsh')
-rw-r--r--contrib/tcsh/sh.lex.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/contrib/tcsh/sh.lex.c b/contrib/tcsh/sh.lex.c
index 0cccf47..8eccb4d 100644
--- a/contrib/tcsh/sh.lex.c
+++ b/contrib/tcsh/sh.lex.c
@@ -851,7 +851,8 @@ getsub(struct wordent *en)
return (en);
}
slhs.len = 0;
- Strbuf_append(&slhs, lhsb.s);
+ if (lhsb.s != NULL && lhsb.len != 0)
+ Strbuf_append(&slhs, lhsb.s);
Strbuf_terminate(&slhs);
if (exclc)
en = dosub(sc, en, global);
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