1 /*- 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 static char sccsid[] = "@(#)ctrace.c 8.2 (Berkeley) 10/5/93"; 36 #endif /* not lint */ 37 38 #ifdef DEBUG 39 #include <stdio.h> 40 41 #ifdef __STDC__ 42 #include <stdarg.h> 43 #else 44 #include <varargs.h> 45 #endif 46 47 #ifndef TFILE 48 #define TFILE "__curses.out" 49 #endif 50 51 static FILE *tracefp; /* Curses debugging file descriptor. */ 52 53 void 54 #ifdef __STDC__ 55 __CTRACE(const char *fmt, ...) 56 #else 57 __CTRACE(fmt, va_alist) 58 char *fmt; 59 va_dcl 60 #endif 61 { 62 va_list ap; 63 #ifdef __STDC__ 64 va_start(ap, fmt); 65 #else 66 va_start(ap); 67 #endif 68 if (tracefp == NULL) 69 tracefp = fopen(TFILE, "w"); 70 if (tracefp == NULL) 71 return; 72 (void)vfprintf(tracefp, fmt, ap); 73 va_end(ap); 74 (void)fflush(tracefp); 75 } 76 #endif 77