ex/ex_equal.c

   1 /*-
   2  * Copyright (c) 1992, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * %sccs.include.redist.c%
   6  */
   7
   8 #ifndef lint
   9 static char sccsid[] = "$Id: ex_equal.c,v 8.4 1993/11/02 18:46:48 bostic Exp $ (Berkeley) $Date: 1993/11/02 18:46:48 $";
  10 #endif /* not lint */
  11
  12 #include <sys/types.h>
  13
  14 #include "vi.h"
  15 #include "excmd.h"
  16
  17 /*
  18  * ex_equal -- :address =
  19  *      Print out the line number matching the specified address, or the
  20  *      last line number in the file if no address specified.
  21  */
  22 int
  23 ex_equal(sp, ep, cmdp)
  24         SCR *sp;
  25         EXF *ep;
  26         EXCMDARG *cmdp;
  27 {
  28         recno_t lno;
  29
  30         if (F_ISSET(cmdp, E_ADDRDEF)) {
  31                 if (file_lline(sp, ep, &lno))
  32                         return (1);
  33                 (void)ex_printf(EXCOOKIE, "%ld\n", lno);
  34         } else
  35                 (void)ex_printf(EXCOOKIE, "%ld\n", cmdp->addr1.lno);
  36         return (0);
  37 }