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

   1 /*      $NetBSD: v_zexit.c,v 1.3 2014/01/26 21:43:45 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 #include <sys/cdefs.h>
  14 #if 0
  15 #ifndef lint
  16 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 ";
  17 #endif /* not lint */
  18 #else
  19 __RCSID("$NetBSD: v_zexit.c,v 1.3 2014/01/26 21:43:45 christos Exp $");
  20 #endif
  21
  22 #include <sys/types.h>
  23 #include <sys/queue.h>
  24 #include <sys/time.h>
  25
  26 #include <bitstring.h>
  27 #include <limits.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30
  31 #include "../common/common.h"
  32 #include "vi.h"
  33
  34 /*
  35  * v_zexit -- ZZ
  36  *      Save the file and exit.
  37  *
  38  * PUBLIC: int v_zexit __P((SCR *, VICMD *));
  39  */
  40 int
  41 v_zexit(SCR *sp, VICMD *vp)
  42 {
  43         /* Write back any modifications. */
  44         if (F_ISSET(sp->ep, F_MODIFIED) &&
  45             file_write(sp, NULL, NULL, NULL, FS_ALL))
  46                 return (1);
  47
  48         /* Check to make sure it's not a temporary file. */
  49         if (file_m3(sp, 0))
  50                 return (1);
  51
  52         /* Check for more files to edit. */
  53         if (ex_ncheck(sp, 0))
  54                 return (1);
  55
  56         F_SET(sp, SC_EXIT);
  57         return (0);
  58 }