external/bsd/nvi/dist/ex/ex_quit.c

   1 /*      $NetBSD: ex_quit.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: ex_quit.c,v 10.8 2001/06/25 15:19:18 skimo Exp  (Berkeley) Date: 2001/06/25 15:19:18 ";
  17 #endif /* not lint */
  18 #else
  19 __RCSID("$NetBSD: ex_quit.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
  25 #include <bitstring.h>
  26 #include <limits.h>
  27 #include <stdio.h>
  28
  29 #include "../common/common.h"
  30
  31 /*
  32  * ex_quit -- :quit[!]
  33  *      Quit.
  34  *
  35  * PUBLIC: int ex_quit __P((SCR *, EXCMD *));
  36  */
  37 int
  38 ex_quit(SCR *sp, EXCMD *cmdp)
  39 {
  40         int force;
  41
  42         force = FL_ISSET(cmdp->iflags, E_C_FORCE);
  43
  44         /* Check for file modifications, or more files to edit. */
  45         if (file_m2(sp, force) || ex_ncheck(sp, force))
  46                 return (1);
  47
  48         F_SET(sp, force ? SC_EXIT_FORCE : SC_EXIT);
  49         return (0);
  50 }