1 /* 2 * Copyright (c) 1983 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 */ 17 18 #ifndef lint 19 static char sccsid[] = "@(#)cmd3.c 3.16 (Berkeley) 06/29/88"; 20 #endif /* not lint */ 21 22 #include "defs.h" 23 #include "string.h" 24 25 setescape(esc) 26 register char *esc; 27 { 28 if (*esc == '^') { 29 if (esc[1] != 0) 30 escapec = esc[1] & 0x1f; 31 else 32 escapec = '^'; 33 } else 34 escapec = *esc; 35 } 36 37 setlabel(w, label) 38 register struct ww *w; 39 char *label; 40 { 41 if (w->ww_label != 0) 42 str_free(w->ww_label); 43 if ((w->ww_label = str_cpy(label)) == 0) 44 return -1; 45 return 0; 46 } 47