slk_set.c revision 2
2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License, Version 1.0 only
2N/A * (the "License"). You may not use this file except in compliance
2N/A * with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A/*
2N/A * Copyright 1997 Sun Microsystems, Inc. All rights reserved.
2N/A * Use is subject to license terms.
2N/A */
2N/A
2N/A/* Copyright (c) 1988 AT&T */
2N/A/* All Rights Reserved */
2N/A
2N/A/*
2N/A * University Copyright- Copyright (c) 1982, 1986, 1988
2N/A * The Regents of the University of California
2N/A * All Rights Reserved
2N/A *
2N/A * University Acknowledgment- Portions of this document are derived from
2N/A * software developed by the University of California, Berkeley, and its
2N/A * contributors.
2N/A */
2N/A
2N/A#pragma ident "%Z%%M% %I% %E% SMI"
2N/A
2N/A/*LINTLIBRARY*/
2N/A
2N/A#include <sys/types.h>
2N/A#include <string.h>
2N/A#include <unistd.h>
2N/A#include "curses_inc.h"
2N/A
2N/A/*
2N/A * Set a soft label.
2N/A *
2N/A * n: label number
2N/A * lab: the string
2N/A * f: 0, 1, 2 for left, center, right-justification
2N/A */
2N/A
2N/Aint
2N/Aslk_set(int n, char *lab, int f)
2N/A{
2N/A SLK_MAP *slk = SP->slk;
2N/A int len, slklen = slk->_len, left;
2N/A char *cp, nlab[LABLEN + 1];
2N/A
2N/A if ((slk == NULL) || f < 0 || f > 2 || n < 1 || n > slk->_num)
2N/A return (ERR);
2N/A
2N/A /* 0-indexing internally */
2N/A n--;
2N/A
2N/A if (lab == NULL) {
2N/A lab = "";
2N/A
2N/A } else {
2N/A /* chop lengthy label */
2N/A /* LINTED */
2N/A if ((len = (int) strlen(lab)) > slklen)
2N/A lab[len = slklen] = '\0';
2N/A }
2N/A
2N/A /* make the new display label */
2N/A for (cp = nlab + slklen - 1; cp >= nlab; cp--)
2N/A *cp = ' ';
2N/A nlab[slklen] = '\0';
2N/A if (f == 0)
2N/A left = 0;
2N/A else
2N/A left = (slklen - len) / ((f == 1) ? 2 : 1);
2N/A
2N/A (void) memcpy(nlab + left, lab, len);
2N/A
2N/A if (strcmp(slk->_ldis[n], nlab) != 0) {
2N/A (void) memcpy(slk->_lval[n], lab, len + 1);
2N/A (void) memcpy(slk->_ldis[n], nlab, slklen + 1);
2N/A slk->_changed = slk->_lch[n] = TRUE;
2N/A }
2N/A
2N/A return (OK);
2N/A}