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/* $OpenBSD: ex_file.c,v 1.9 2016/05/27 09:18:12 martijn Exp $ */ |
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/*- |
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* Copyright (c) 1992, 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 <stdlib.h> |
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#include <string.h> |
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#include "../common/common.h" |
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/* |
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* ex_file -- :f[ile] [name] |
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* Change the file's name and display the status line. |
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* |
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* PUBLIC: int ex_file(SCR *, EXCMD *); |
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*/ |
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int |
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ex_file(SCR *sp, EXCMD *cmdp) |
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{ |
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CHAR_T *p; |
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FREF *frp; |
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NEEDFILE(sp, cmdp); |
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switch (cmdp->argc) { |
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case 0: |
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break; |
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case 1: |
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frp = sp->frp; |
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/* Make sure can allocate enough space. */ |
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if ((p = v_strdup(sp, |
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cmdp->argv[0]->bp, cmdp->argv[0]->len)) == NULL) |
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return (1); |
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/* If already have a file name, it becomes the alternate. */ |
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if (!F_ISSET(frp, FR_TMPFILE)) |
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set_alt_name(sp, frp->name); |
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/* Free the previous name. */ |
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free(frp->name); |
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frp->name = p; |
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/* |
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* The file has a real name, it's no longer a temporary, |
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* clear the temporary file flags. |
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*/ |
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F_CLR(frp, FR_TMPEXIT | FR_TMPFILE); |
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/* Have to force a write if the file exists, next time. */ |
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F_SET(frp, FR_NAMECHANGE); |
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/* Notify the screen. */ |
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(void)sp->gp->scr_rename(sp, sp->frp->name, 1); |
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break; |
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default: |
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abort(); |
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} |
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msgq_status(sp, sp->lno, MSTAT_SHOWLAST); |
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return (0); |
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} |