external/bsd/nvi/dist/vi/v_zexit.c

   1 /*      $NetBSD: v_zexit.c,v 1.2 2013/11/22 15:52:06 christos Exp $     */
   2 /*-
   3  * Copyright (c) 1992, 1993, 1994
   4  *      The Regents of the University of California.  All rights reserved.
   5  * Copyright (c) 1992, 1993, 1994, 1995, 1996
   6  *      Keith Bostic.  All rights reserved.
   7  *
   8  * See the LICENSE file for redistribution information.
   9  */
  10
  11 #include "config.h"
  12
  13 #ifndef lint
  14 static const char sccsid[] = "Id: v_zexit.c,v 10.7 2001/06/25 15:19:37 skimo Exp  (Berkeley) Date: 2001/06/25 15:19:37 ";
  15 #endif /* not lint */
  16
  17 #include <sys/types.h>
  18 #include <sys/queue.h>
  19 #include <sys/time.h>
  20
  21 #include <bitstring.h>
  22 #include <limits.h>
  23 #include <stdio.h>
  24 #include <string.h>
  25
  26 #include "../common/common.h"
  27 #include "vi.h"
  28
  29 /*
  30  * v_zexit -- ZZ
  31  *      Save the file and exit.
  32  *
  33  * PUBLIC: int v_zexit __P((SCR *, VICMD *));
  34  */
  35 int
  36 v_zexit(SCR *sp, VICMD *vp)
  37 {
  38         /* Write back any modifications. */
  39         if (F_ISSET(sp->ep, F_MODIFIED) &&
  40             file_write(sp, NULL, NULL, NULL, FS_ALL))
  41                 return (1);
  42
  43         /* Check to make sure it's not a temporary file. */
  44         if (file_m3(sp, 0))
  45                 return (1);
  46
  47         /* Check for more files to edit. */
  48         if (ex_ncheck(sp, 0))
  49                 return (1);
  50
  51         F_SET(sp, SC_EXIT);
  52         return (0);
  53 }