usr/src/lib/libcurses/screen/delkeymap.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*      Copyright (c) 1988 AT&T */
  23 /*        All Rights Reserved   */
  24
  25
  26 /*
  27  *      Copyright (c) 1997, by Sun Microsystems, Inc.
  28  *      All rights reserved.
  29  */
  30
  31 #pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.4   */
  32
  33 /*LINTLIBRARY*/
  34
  35 #include        <sys/types.h>
  36 #include        <stdlib.h>
  37 #include        "curses_inc.h"
  38
  39 /*
  40  *      Delete a key table
  41  */
  42
  43 void
  44 delkeymap(TERMINAL *terminal)
  45 {
  46         _KEY_MAP        **kpp, *kp;
  47         int             numkeys = terminal->_ksz;
  48
  49         /* free key slots */
  50         for (kpp = terminal->_keys; numkeys-- > 0; kpp++) {
  51                 kp = *kpp;
  52                 if (kp->_sends == ((char *) (kp + sizeof (_KEY_MAP))))
  53                         free(kp);
  54         }
  55
  56         if (terminal->_keys != NULL) {
  57                 free(terminal->_keys);
  58                 if (terminal->internal_keys != NULL)
  59                         free(terminal->internal_keys);
  60         }
  61         _blast_keys(terminal);
  62 }