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authorache <ache@FreeBSD.org>1994-10-19 05:10:06 +0000
committerache <ache@FreeBSD.org>1994-10-19 05:10:06 +0000
commitd8ab8a9dd1042210705220df1d4af99f512c67bb (patch)
treed221b7d852702662ab92bc722ef655df4179e0da /usr.bin/systat
parent9215905d653a6f8d66b929a9bfbbbd6eaba12865 (diff)
downloadFreeBSD-src-d8ab8a9dd1042210705220df1d4af99f512c67bb.zip
FreeBSD-src-d8ab8a9dd1042210705220df1d4af99f512c67bb.tar.gz
Prevents segm. fault on unknown option
Diffstat (limited to 'usr.bin/systat')
-rw-r--r--usr.bin/systat/main.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/usr.bin/systat/main.c b/usr.bin/systat/main.c
index f9f7672..c11c553 100644
--- a/usr.bin/systat/main.c
+++ b/usr.bin/systat/main.c
@@ -88,6 +88,11 @@ main(argc, argv)
p = lookup(&argv[0][1]);
if (p == (struct cmdtab *)-1) {
+ fprintf(stderr, "%s: ambiguous request\n",
+ &argv[0][1]);
+ exit(1);
+ }
+ if (p == (struct cmdtab *)0) {
fprintf(stderr, "%s: unknown request\n",
&argv[0][1]);
exit(1);
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