diff options
| author | Ted Unangst <tedu@cvs.openbsd.org> | 2016-07-28 21:37:11 +0000 |
|---|---|---|
| committer | Ted Unangst <tedu@cvs.openbsd.org> | 2016-07-28 21:37:11 +0000 |
| commit | e150ea2180141526391a7cbb9e9bd75b98a2f9ac (patch) | |
| tree | a33ba5d88c9ae0c1cbbe75989f3066aa2ee71555 /sbin/restore | |
| parent | 52fb268b9530828a390af5efe8e8551571d8e990 (diff) | |
after getenv, check for empty string too. ok millert
Diffstat (limited to 'sbin/restore')
| -rw-r--r-- | sbin/restore/main.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sbin/restore/main.c b/sbin/restore/main.c index b564f957abc..1d96349db48 100644 --- a/sbin/restore/main.c +++ b/sbin/restore/main.c @@ -1,4 +1,4 @@ -/* $OpenBSD: main.c,v 1.24 2016/06/07 01:29:38 tedu Exp $ */ +/* $OpenBSD: main.c,v 1.25 2016/07/28 21:37:10 tedu Exp $ */ /* $NetBSD: main.c,v 1.13 1997/07/01 05:37:51 lukem Exp $ */ /* @@ -81,9 +81,9 @@ main(int argc, char *argv[]) if (argc < 2) usage(); - if ((inputdev = getenv("TAPE")) == NULL) + if ((inputdev = getenv("TAPE")) == NULL || *inputdev == '\0') inputdev = _PATH_DEFTAPE; - if ((tmpdir = getenv("TMPDIR")) == NULL) + if ((tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0') tmpdir = _PATH_TMP; if ((tmpdir = strdup(tmpdir)) == NULL) err(1, NULL); |