2013-12-06 12:04:52 +01:00
|
|
|
/* $NetBSD: ex_stop.c,v 1.2 2013/11/22 15:52:05 christos Exp $ */
|
2013-01-22 12:03:53 +01:00
|
|
|
/*-
|
|
|
|
|
* Copyright (c) 1993, 1994
|
|
|
|
|
* The Regents of the University of California. All rights reserved.
|
|
|
|
|
* Copyright (c) 1992, 1993, 1994, 1995, 1996
|
|
|
|
|
* Keith Bostic. All rights reserved.
|
|
|
|
|
*
|
|
|
|
|
* See the LICENSE file for redistribution information.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include "config.h"
|
|
|
|
|
|
|
|
|
|
#ifndef lint
|
2013-12-06 12:04:52 +01:00
|
|
|
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 ";
|
2013-01-22 12:03:53 +01:00
|
|
|
#endif /* not lint */
|
|
|
|
|
|
|
|
|
|
#include <sys/types.h>
|
|
|
|
|
#include <sys/queue.h>
|
|
|
|
|
|
|
|
|
|
#include <bitstring.h>
|
|
|
|
|
#include <errno.h>
|
|
|
|
|
#include <limits.h>
|
|
|
|
|
#include <stdio.h>
|
|
|
|
|
#include <string.h>
|
|
|
|
|
#include <unistd.h>
|
|
|
|
|
|
|
|
|
|
#include "../common/common.h"
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* ex_stop -- :stop[!]
|
|
|
|
|
* :suspend[!]
|
|
|
|
|
* Suspend execution.
|
|
|
|
|
*
|
|
|
|
|
* PUBLIC: int ex_stop __P((SCR *, EXCMD *));
|
|
|
|
|
*/
|
|
|
|
|
int
|
|
|
|
|
ex_stop(SCR *sp, EXCMD *cmdp)
|
|
|
|
|
{
|
|
|
|
|
int allowed;
|
|
|
|
|
|
|
|
|
|
/* For some strange reason, the force flag turns off autowrite. */
|
|
|
|
|
if (!FL_ISSET(cmdp->iflags, E_C_FORCE) && file_aw(sp, FS_ALL))
|
|
|
|
|
return (1);
|
|
|
|
|
|
|
|
|
|
if (sp->gp->scr_suspend(sp, &allowed))
|
|
|
|
|
return (1);
|
|
|
|
|
if (!allowed)
|
|
|
|
|
ex_emsg(sp, NULL, EXM_NOSUSPEND);
|
|
|
|
|
return (0);
|
|
|
|
|
}
|
