119304Speter/*- 219304Speter * Copyright (c) 1993, 1994 319304Speter * The Regents of the University of California. All rights reserved. 419304Speter * Copyright (c) 1992, 1993, 1994, 1995, 1996 519304Speter * Keith Bostic. All rights reserved. 619304Speter * 719304Speter * See the LICENSE file for redistribution information. 819304Speter */ 919304Speter 1019304Speter#include "config.h" 1119304Speter 1219304Speter#ifndef lint 13254225Speterstatic const char sccsid[] = "$Id: ex_stop.c,v 10.11 2001/06/25 15:19:20 skimo Exp $"; 1419304Speter#endif /* not lint */ 1519304Speter 1619304Speter#include <sys/types.h> 1719304Speter#include <sys/queue.h> 18254225Speter#include <sys/time.h> 1919304Speter 2019304Speter#include <bitstring.h> 2119304Speter#include <errno.h> 2219304Speter#include <limits.h> 2319304Speter#include <stdio.h> 2419304Speter#include <string.h> 2519304Speter#include <unistd.h> 2619304Speter 2719304Speter#include "../common/common.h" 2819304Speter 2919304Speter/* 3019304Speter * ex_stop -- :stop[!] 3119304Speter * :suspend[!] 3219304Speter * Suspend execution. 3319304Speter * 3419304Speter * PUBLIC: int ex_stop __P((SCR *, EXCMD *)); 3519304Speter */ 3619304Speterint 37254225Speterex_stop(SCR *sp, EXCMD *cmdp) 3819304Speter{ 3919304Speter int allowed; 4019304Speter 4119304Speter /* For some strange reason, the force flag turns off autowrite. */ 4219304Speter if (!FL_ISSET(cmdp->iflags, E_C_FORCE) && file_aw(sp, FS_ALL)) 4319304Speter return (1); 4419304Speter 4519304Speter if (sp->gp->scr_suspend(sp, &allowed)) 4619304Speter return (1); 4719304Speter if (!allowed) 4819304Speter ex_emsg(sp, NULL, EXM_NOSUSPEND); 4919304Speter return (0); 5019304Speter} 51