Normalize usage output.

This commit is contained in:
Ruslan Ermilov 2007-10-31 13:49:20 +00:00
parent b2c4f888fd
commit 5d890e67dd
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=173223

View File

@ -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;