1*0a6a1f1dSLionel Sambuc /* $NetBSD: ex_stop.c,v 1.3 2014/01/26 21:43:45 christos Exp $ */
284d9c625SLionel Sambuc /*-
384d9c625SLionel Sambuc * Copyright (c) 1993, 1994
484d9c625SLionel Sambuc * The Regents of the University of California. All rights reserved.
584d9c625SLionel Sambuc * Copyright (c) 1992, 1993, 1994, 1995, 1996
684d9c625SLionel Sambuc * Keith Bostic. All rights reserved.
784d9c625SLionel Sambuc *
884d9c625SLionel Sambuc * See the LICENSE file for redistribution information.
984d9c625SLionel Sambuc */
1084d9c625SLionel Sambuc
1184d9c625SLionel Sambuc #include "config.h"
1284d9c625SLionel Sambuc
13*0a6a1f1dSLionel Sambuc #include <sys/cdefs.h>
14*0a6a1f1dSLionel Sambuc #if 0
1584d9c625SLionel Sambuc #ifndef lint
1684d9c625SLionel Sambuc static const char sccsid[] = "Id: ex_stop.c,v 10.11 2001/06/25 15:19:20 skimo Exp (Berkeley) Date: 2001/06/25 15:19:20 ";
1784d9c625SLionel Sambuc #endif /* not lint */
18*0a6a1f1dSLionel Sambuc #else
19*0a6a1f1dSLionel Sambuc __RCSID("$NetBSD: ex_stop.c,v 1.3 2014/01/26 21:43:45 christos Exp $");
20*0a6a1f1dSLionel Sambuc #endif
2184d9c625SLionel Sambuc
2284d9c625SLionel Sambuc #include <sys/types.h>
2384d9c625SLionel Sambuc #include <sys/queue.h>
2484d9c625SLionel Sambuc
2584d9c625SLionel Sambuc #include <bitstring.h>
2684d9c625SLionel Sambuc #include <errno.h>
2784d9c625SLionel Sambuc #include <limits.h>
2884d9c625SLionel Sambuc #include <stdio.h>
2984d9c625SLionel Sambuc #include <string.h>
3084d9c625SLionel Sambuc #include <unistd.h>
3184d9c625SLionel Sambuc
3284d9c625SLionel Sambuc #include "../common/common.h"
3384d9c625SLionel Sambuc
3484d9c625SLionel Sambuc /*
3584d9c625SLionel Sambuc * ex_stop -- :stop[!]
3684d9c625SLionel Sambuc * :suspend[!]
3784d9c625SLionel Sambuc * Suspend execution.
3884d9c625SLionel Sambuc *
3984d9c625SLionel Sambuc * PUBLIC: int ex_stop __P((SCR *, EXCMD *));
4084d9c625SLionel Sambuc */
4184d9c625SLionel Sambuc int
ex_stop(SCR * sp,EXCMD * cmdp)4284d9c625SLionel Sambuc ex_stop(SCR *sp, EXCMD *cmdp)
4384d9c625SLionel Sambuc {
4484d9c625SLionel Sambuc int allowed;
4584d9c625SLionel Sambuc
4684d9c625SLionel Sambuc /* For some strange reason, the force flag turns off autowrite. */
4784d9c625SLionel Sambuc if (!FL_ISSET(cmdp->iflags, E_C_FORCE) && file_aw(sp, FS_ALL))
4884d9c625SLionel Sambuc return (1);
4984d9c625SLionel Sambuc
5084d9c625SLionel Sambuc if (sp->gp->scr_suspend(sp, &allowed))
5184d9c625SLionel Sambuc return (1);
5284d9c625SLionel Sambuc if (!allowed)
5384d9c625SLionel Sambuc ex_emsg(sp, NULL, EXM_NOSUSPEND);
5484d9c625SLionel Sambuc return (0);
5584d9c625SLionel Sambuc }
56