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authorRuslan Ermilov <ru@FreeBSD.org>2007-10-31 13:49:20 +0000
committerRuslan Ermilov <ru@FreeBSD.org>2007-10-31 13:49:20 +0000
commit5d890e67dd71731b46f7877a5ceeaeacb8af097b (patch)
tree3ed0559f40a144c2a6da6cff02bac377f2807733 /usr.sbin
parentb2c4f888fd620e1cc4a0cafb0f73b061c386b6b5 (diff)
downloadsrc-5d890e67dd71731b46f7877a5ceeaeacb8af097b.tar.gz
src-5d890e67dd71731b46f7877a5ceeaeacb8af097b.zip
Normalize usage output.
Notes
Notes: svn path=/head/; revision=173223
Diffstat (limited to 'usr.sbin')
-rw-r--r--usr.sbin/tcpdrop/tcpdrop.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/usr.sbin/tcpdrop/tcpdrop.c b/usr.sbin/tcpdrop/tcpdrop.c
index 68ef0ef1604b..06ca0da84a0f 100644
--- a/usr.sbin/tcpdrop/tcpdrop.c
+++ b/usr.sbin/tcpdrop/tcpdrop.c
@@ -45,8 +45,10 @@ main(int argc, char *argv[])
char fhbuf[NI_MAXHOST], fsbuf[NI_MAXSERV], lhbuf[NI_MAXHOST],
lsbuf[NI_MAXSERV];
- if (argc != 5)
- errx(1, "usage: tcpdrop laddr lport faddr fport\n");
+ if (argc != 5) {
+ fprintf(stderr, "usage: tcpdrop laddr lport faddr fport\n");
+ exit(1);
+ }
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;