eaa84a63c0
has been set in the environment, this prevents people using MKDEBUGLIB getting more than they bargained for. Tidied up the debug settings in the Makefile to reflect the above change, we no longer need to have FULL_DEBUG since nothing is written by default.
120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
/* $NetBSD: ctrace.c,v 1.19 2007/05/29 13:20:21 blymn Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)ctrace.c 8.2 (Berkeley) 10/5/93";
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#else
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__RCSID("$NetBSD: ctrace.c,v 1.19 2007/05/29 13:20:21 blymn Exp $");
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#endif
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#endif /* not lint */
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#ifdef DEBUG
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/time.h>
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#include <string.h>
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#include "curses.h"
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#include "curses_private.h"
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static FILE *tracefp = NULL; /* Curses debugging file descriptor. */
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static int tracemask; /* Areas of trace output we want. */
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static int init_done = 0;
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void
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__CTRACE_init()
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{
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char *tf, *tm;
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tm = getenv("CURSES_TRACE_MASK");
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if (tm == NULL)
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tracemask = __CTRACE_ALL;
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else {
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tracemask = (int) strtol(tm, NULL, 0);
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}
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if (tracemask < 0)
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tracemask = (0 - tracemask) ^ __CTRACE_ALL;
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if (tracemask == 0)
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return;
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tf = getenv("CURSES_TRACE_FILE");
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if ((tf != NULL) && !strcmp( tf, "<none>"))
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tf = NULL;
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if (tf != NULL)
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tracefp = fopen(tf, "w");
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init_done = 1;
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__CTRACE(__CTRACE_ALL, "Trace mask: 0x%08x\n", tracemask);
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}
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void
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__CTRACE(int area, const char *fmt,...)
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{
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struct timeval tv;
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static int seencr = 1;
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va_list ap;
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if (!init_done)
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__CTRACE_init();
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if (tracefp == NULL || !(tracemask & area)) {
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return;
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}
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gettimeofday(&tv, NULL);
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if (seencr && (tracemask & __CTRACE_TSTAMP)) {
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gettimeofday(&tv, NULL);
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(void) fprintf(tracefp, "%lu.%06lu: ", tv.tv_sec, tv.tv_usec);
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}
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va_start(ap, fmt);
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(void) vfprintf(tracefp, fmt, ap);
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seencr = (strchr(fmt, '\n') != NULL);
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va_end(ap);
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(void) fflush(tracefp);
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}
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#else
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/* this kills the empty translation unit message from lint... */
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void
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__cursesi_make_lint_shut_up_if_debug_not_defined(void);
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void
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__cursesi_make_lint_shut_up_if_debug_not_defined(void)
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{
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return;
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}
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#endif
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