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- /****************************************************************************
- * Copyright (c) 1998-2001,2002 Free Software Foundation, Inc. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining a *
- * copy of this software and associated documentation files (the *
- * "Software"), to deal in the Software without restriction, including *
- * without limitation the rights to use, copy, modify, merge, publish, *
- * distribute, distribute with modifications, sublicense, and/or sell *
- * copies of the Software, and to permit persons to whom the Software is *
- * furnished to do so, subject to the following conditions: *
- * *
- * The above copyright notice and this permission notice shall be included *
- * in all copies or substantial portions of the Software. *
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
- * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
- * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
- * *
- * Except as contained in this notice, the name(s) of the above copyright *
- * holders shall not be used in advertising or otherwise to promote the *
- * sale, use or other dealings in this Software without prior written *
- * authorization. *
- ****************************************************************************/
-
- /****************************************************************************
- * Author: Thomas E. Dickey <dickey@clark.net> 1997 *
- ****************************************************************************/
- /*
- * trace_buf.c - Tracing/Debugging buffers (attributes)
- */
-
- #include <curses.priv.h>
-
- MODULE_ID("$Id: trace_buf.c,v 1.11 2002/07/14 00:08:08 tom Exp $")
-
- typedef struct {
- char *text;
- size_t size;
- } LIST;
-
- NCURSES_EXPORT(char *)
- _nc_trace_buf(int bufnum, size_t want)
- {
- char *result = 0;
- static LIST *list;
- static size_t have;
-
- if (bufnum >= 0) {
- if ((size_t) (bufnum + 1) > have) {
- size_t need = (bufnum + 1) * 2;
- if ((list = typeRealloc(LIST, need, list)) == 0)
- return (0);
- while (need > have)
- list[have++].text = 0;
- }
-
- if (list[bufnum].text == 0
- || want > list[bufnum].size) {
- if ((list[bufnum].text = typeRealloc(char, want, list[bufnum].text))
- != 0)
- list[bufnum].size = want;
- }
-
- if (list[bufnum].text != 0)
- *(list[bufnum].text) = '\0';
- result = list[bufnum].text;
- }
- #if NO_LEAKS
- else {
- if (have) {
- while (have--) {
- if (list[have].text != 0)
- free(list[have].text);
- }
- free(list);
- }
- }
- #endif
- return result;
- }
-