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ctrace.c revision 1.8 
      1 /*	$NetBSD: ctrace.c,v 1.8 2000/04/16 01:16:43 thorpej Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1992, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include <sys/cdefs.h>
     37 #ifndef lint
     38 #if 0
     39 static char sccsid[] = "@(#)ctrace.c	8.2 (Berkeley) 10/5/93";
     40 #else
     41 __RCSID("$NetBSD: ctrace.c,v 1.8 2000/04/16 01:16:43 thorpej Exp $");
     42 #endif
     43 #endif				/* not lint */
     44 
     45 #ifdef DEBUG
     46 #include <stdio.h>
     47 
     48 #ifdef __STDC__
     49 #include <stdarg.h>
     50 #else
     51 #include <varargs.h>
     52 #endif
     53 
     54 #include "curses.h"
     55 
     56 #ifndef TFILE
     57 #define	TFILE	"__curses.out"
     58 #endif
     59 
     60 static FILE *tracefp;		/* Curses debugging file descriptor. */
     61 
     62 void
     63 #ifdef __STDC__
     64 __CTRACE(const char *fmt,...)
     65 #else
     66 __CTRACE(fmt, va_alist)
     67 	char   *fmt;
     68 va_dcl
     69 #endif
     70 {
     71 	va_list ap;
     72 #ifdef __STDC__
     73 	va_start(ap, fmt);
     74 #else
     75 	va_start(ap);
     76 #endif
     77 	if (tracefp == NULL)
     78 		tracefp = fopen(TFILE, "w");
     79 	if (tracefp == NULL)
     80 		return;
     81 	(void) vfprintf(tracefp, fmt, ap);
     82 	va_end(ap);
     83 	(void) fflush(tracefp);
     84 }
     85 #else
     86 /* this kills the empty translation unit message from lint... */
     87 void __cursesi_make_lint_shut_up_if_debug_not_defined(void);
     88 void
     89 __cursesi_make_lint_shut_up_if_debug_not_defined(void)
     90 {
     91 	return;
     92 }
     93 #endif
     94