xref: /freebsd/contrib/nvi/ex/ex_mark.c (revision 3cbb4cc200f8a0ad7ed08233425ea54524a21f1c)
1 /*-
2  * Copyright (c) 1992, 1993, 1994
3  *	The Regents of the University of California.  All rights reserved.
4  * Copyright (c) 1992, 1993, 1994, 1995, 1996
5  *	Keith Bostic.  All rights reserved.
6  *
7  * See the LICENSE file for redistribution information.
8  */
9 
10 #include "config.h"
11 
12 #include <sys/types.h>
13 #include <sys/queue.h>
14 #include <sys/time.h>
15 
16 #include <bitstring.h>
17 #include <limits.h>
18 #include <stdio.h>
19 
20 #include "../common/common.h"
21 
22 /*
23  * ex_mark -- :mark char
24  *	      :k char
25  *	Mark lines.
26  *
27  *
28  * PUBLIC: int ex_mark(SCR *, EXCMD *);
29  */
30 int
31 ex_mark(SCR *sp, EXCMD *cmdp)
32 {
33 	NEEDFILE(sp, cmdp);
34 
35 	if (cmdp->argv[0]->len != 1) {
36 		msgq(sp, M_ERR, "136|Mark names must be a single character");
37 		return (1);
38 	}
39 	return (mark_set(sp, cmdp->argv[0]->bp[0], &cmdp->addr1, 1));
40 }
41