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nl: fix -d delim parsing for POSIX

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POSIX specifies it is possible to specify a one delimiter character.
Fix the logic so that both one and two character delimiters are accepted.
This commit is contained in:
ginsbach 2020-12-30 01:42:31 +00:00
parent 64e104d6f9
commit 05e6749c39
1 changed files with 10 additions and 9 deletions
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7
usr.bin/nl/nl.c
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@ -1,4 +1,4 @@
/* $NetBSD: nl.c,v 1.13 2020/12/22 17:50:55 ginsbach Exp $ */ /* $NetBSD: nl.c,v 1.14 2020/12/30 01:42:31 ginsbach Exp $ */
/*- /*-
* Copyright (c) 1999 The NetBSD Foundation, Inc. * Copyright (c) 1999 The NetBSD Foundation, Inc.
@ -33,7 +33,7 @@
#ifndef lint #ifndef lint
__COPYRIGHT("@(#) Copyright (c) 1999\ __COPYRIGHT("@(#) Copyright (c) 1999\
The NetBSD Foundation, Inc. All rights reserved."); The NetBSD Foundation, Inc. All rights reserved.");
__RCSID("$NetBSD: nl.c,v 1.13 2020/12/22 17:50:55 ginsbach Exp $"); __RCSID("$NetBSD: nl.c,v 1.14 2020/12/30 01:42:31 ginsbach Exp $");
#endif #endif
#include <errno.h> #include <errno.h>
@ -157,7 +157,7 @@ main(int argc, char *argv[])
case 'd': case 'd':
if (optarg[0] != '\0') if (optarg[0] != '\0')
delim[0] = optarg[0]; delim[0] = optarg[0];
if (optarg[1] != '\0') if (optarg[1] != '\0') {
delim[1] = optarg[1]; delim[1] = optarg[1];
/* at most two delimiter characters */ /* at most two delimiter characters */
if (optarg[2] != '\0') { if (optarg[2] != '\0') {
@ -166,6 +166,7 @@ main(int argc, char *argv[])
optarg); optarg);
/* NOTREACHED */ /* NOTREACHED */
} }
}
break; break;
case 'f': case 'f':
parse_numbering(optarg, FOOTER); parse_numbering(optarg, FOOTER);