xref: /freebsd/contrib/nvi/ex/ex_quit.c (revision 884a2a699669ec61e2366e3e358342dbc94be24a)
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 #ifndef lint
13 static const char sccsid[] = "@(#)ex_quit.c	10.7 (Berkeley) 4/27/96";
14 #endif /* not lint */
15 
16 #include <sys/types.h>
17 #include <sys/queue.h>
18 
19 #include <bitstring.h>
20 #include <limits.h>
21 #include <stdio.h>
22 
23 #include "../common/common.h"
24 
25 /*
26  * ex_quit -- :quit[!]
27  *	Quit.
28  *
29  * PUBLIC: int ex_quit __P((SCR *, EXCMD *));
30  */
31 int
32 ex_quit(sp, cmdp)
33 	SCR *sp;
34 	EXCMD *cmdp;
35 {
36 	int force;
37 
38 	force = FL_ISSET(cmdp->iflags, E_C_FORCE);
39 
40 	/* Check for file modifications, or more files to edit. */
41 	if (file_m2(sp, force) || ex_ncheck(sp, force))
42 		return (1);
43 
44 	F_SET(sp, force ? SC_EXIT_FORCE : SC_EXIT);
45 	return (0);
46 }
47