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repair command-line parsing so that an error is generated if no pid or 

program is given (or input file for ktruss)
This commit is contained in:
assar 2001-09-02 23:18:01 +00:00
parent 798e998541
commit 8422fba5ab
1 changed files with 11 additions and 6 deletions
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17
usr.bin/ktrace/ktrace.c
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@ -1,4 +1,4 @@
/* $NetBSD: ktrace.c,v 1.23 2001/05/04 07:09:55 simonb Exp $ */
/* $NetBSD: ktrace.c,v 1.24 2001/09/02 23:18:01 assar Exp $ */
/*-
* Copyright (c) 1988, 1993
@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1988, 1993\n\
#if 0
static char sccsid[] = "@(#)ktrace.c 8.2 (Berkeley) 4/28/95";
#else
__RCSID("$NetBSD: ktrace.c,v 1.23 2001/05/04 07:09:55 simonb Exp $");
__RCSID("$NetBSD: ktrace.c,v 1.24 2001/09/02 23:18:01 assar Exp $");
#endif
#endif /* not lint */
@ -86,8 +86,9 @@ main(argc, argv)
{
enum { NOTSET, CLEAR, CLEARALL } clear;
int append, ch, fd, inherit, ops, pid, pidset, synclog, trpoints;
const char *infile, *outfile;
const char *outfile;
#ifdef KTRUSS
const char *infile;
const char *emul_name = "netbsd";
#endif
@ -101,7 +102,7 @@ main(argc, argv)
outfile = infile = NULL;
#else
# define OPTIONS "aCcdf:g:ip:st:"
outfile = infile = DEF_TRACEFILE;
outfile = DEF_TRACEFILE;
#endif
while ((ch = getopt(argc,argv, OPTIONS)) != -1)
@ -129,7 +130,7 @@ main(argc, argv)
break;
#else
case 'f':
infile = outfile = optarg;
outfile = optarg;
break;
#endif
case 'g':
@ -181,8 +182,12 @@ main(argc, argv)
argv += optind;
argc -= optind;
if (!infile && ((pidset && *argv) || (!pidset && !*argv)))
if ((pidset && *argv) || (!pidset && !*argv)) {
#ifdef KTRUSS
if(!infile)
#endif
usage();
}
#ifdef KTRUSS
if (infile) {