vi/v_zexit.c

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