| Current Path : /usr/src/contrib/nvi/ex/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/contrib/nvi/ex/ex_stop.c |
/*-
* 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
static const char sccsid[] = "@(#)ex_stop.c 10.10 (Berkeley) 3/6/96";
#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(sp, cmdp)
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);
}