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authorRay Lai <ray@cvs.openbsd.org>2009-06-07 13:09:25 +0000
committerRay Lai <ray@cvs.openbsd.org>2009-06-07 13:09:25 +0000
commit6098bf109e3a7e220f1b6e71b86bf43c4612eb27 (patch)
tree11603d0b518e744cc3a6cfb9b3bb37b4b2f7b335 /usr.bin
parent2438d98eab6d696469de2c554d7d320c0ea92d2f (diff)
Don't use $TMPDIR if it is empty.
Diffstat (limited to 'usr.bin')
-rw-r--r--usr.bin/sdiff/sdiff.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/usr.bin/sdiff/sdiff.c b/usr.bin/sdiff/sdiff.c
index f5537210c50..1d4cf163d5d 100644
--- a/usr.bin/sdiff/sdiff.c
+++ b/usr.bin/sdiff/sdiff.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sdiff.c,v 1.25 2009/06/07 13:06:02 ray Exp $ */
+/* $OpenBSD: sdiff.c,v 1.26 2009/06/07 13:09:24 ray Exp $ */
/*
* Written by Raymond Lai <ray@cyth.net>.
@@ -250,7 +250,7 @@ main(int argc, char **argv)
if (argc != 2)
usage();
- if ((tmpdir = getenv("TMPDIR")) == NULL)
+ if ((tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0')
tmpdir = _PATH_TMP;
filename1 = argv[0];