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83 lines
1.7 KiB
C
83 lines
1.7 KiB
C
/*-
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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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#ifndef lint
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static const char sccsid[] = "$Id: ex_file.c,v 10.14 2001/06/25 15:19:16 skimo Exp $";
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <sys/time.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 *p;
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FREF *frp;
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char *np;
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size_t nlen;
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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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INT2CHAR(sp, cmdp->argv[0]->bp, cmdp->argv[0]->len + 1,
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np, nlen);
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if ((p = v_strdup(sp, np, nlen - 1)) == 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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}
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