minix/dist/nvi/common/trace.c
Lionel Sambuc 3e1db26a5a Termcap update, replacing elvis by nvi.
Removing elvis, importing nvi, ctags, updating libedit.

Change-Id: I881eb04d2dc64cf112facd992de1114e1a59107f
2013-01-24 07:44:38 +01:00

93 lines
1.4 KiB
C

/* $NetBSD: trace.c,v 1.1.1.2 2008/05/18 14:29:52 aymeric Exp $ */
/*-
* Copyright (c) 1996
* Rob Zimmermann. All rights reserved.
* Copyright (c) 1996
* Keith Bostic. All rights reserved.
*
* See the LICENSE file for redistribution information.
*/
#include "config.h"
#ifndef lint
static const char sccsid[] = "Id: trace.c,v 8.4 1997/08/03 15:04:23 bostic Exp (Berkeley) Date: 1997/08/03 15:04:23";
#endif /* not lint */
#include <sys/queue.h>
#include <bitstring.h>
#include <stdio.h>
#ifdef __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#include "common.h"
#ifdef TRACE
static FILE *tfp;
/*
* vtrace_end --
* End tracing.
*
* PUBLIC: void vtrace_end __P((void));
*/
void
vtrace_end()
{
if (tfp != NULL && tfp != stderr)
(void)fclose(tfp);
}
/*
* vtrace_init --
* Initialize tracing.
*
* PUBLIC: void vtrace_init __P((char *));
*/
void
vtrace_init(name)
char *name;
{
if (name == NULL || (tfp = fopen(name, "w")) == NULL)
tfp = stderr;
vtrace("\n=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\nTRACE\n");
}
/*
* vtrace --
* Debugging trace routine.
*
* PUBLIC: void vtrace __P((const char *, ...));
*/
void
#ifdef __STDC__
vtrace(const char *fmt, ...)
#else
vtrace(fmt, va_alist)
char *fmt;
va_dcl
#endif
{
va_list ap;
if (tfp == NULL)
vtrace_init(NULL);
#ifdef __STDC__
va_start(ap, fmt);
#else
va_start(ap);
#endif
(void)vfprintf(tfp, fmt, ap);
va_end(ap);
(void)fflush(tfp);
}
#endif