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/* $OpenBSD: ex_stop.c,v 1.6 2014/11/12 04:28:41 bentley Exp $ */ |
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/*- |
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* Copyright (c) 1993, 1994 |
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* The Regents of the University of California. All rights reserved. |
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* Copyright (c) 1992, 1993, 1994, 1995, 1996 |
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* Keith Bostic. All rights reserved. |
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* |
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* See the LICENSE file for redistribution information. |
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*/ |
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#include "config.h" |
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#include <sys/types.h> |
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#include <sys/queue.h> |
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#include <bitstring.h> |
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#include <errno.h> |
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#include <limits.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <unistd.h> |
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#include "../common/common.h" |
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/* |
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* ex_stop -- :stop[!] |
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* :suspend[!] |
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* Suspend execution. |
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* |
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* PUBLIC: int ex_stop(SCR *, EXCMD *); |
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*/ |
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int |
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ex_stop(SCR *sp, EXCMD *cmdp) |
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{ |
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int allowed; |
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/* For some strange reason, the force flag turns off autowrite. */ |
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if (!FL_ISSET(cmdp->iflags, E_C_FORCE) && file_aw(sp, FS_ALL)) |
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return (1); |
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if (sp->gp->scr_suspend(sp, &allowed)) |
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return (1); |
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if (!allowed) |
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ex_emsg(sp, NULL, EXM_NOSUSPEND); |
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return (0); |
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} |