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/* trace.c - tracing functions for malloc */
/* Copyright (C) 2001 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
Bash is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2, or (at your option) any later
version.
Bash is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License along
with Bash; see the file COPYING. If not, write to the Free Software
Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdio.h>
#include "imalloc.h"
extern int malloc_trace;
static int _mtrace_verbose = 0;
#ifdef MALLOC_TRACE
FILE *_mtrace_fp = NULL;
void
mtrace_alloc (tag, mem, size, file, line)
const char *tag;
PTR_T mem;
size_t size;
const char *file;
int line;
{
if (_mtrace_fp == NULL)
_mtrace_fp = stderr;
if (_mtrace_verbose)
fprintf (_mtrace_fp, "alloc: %s: %p (%d bytes) from '%s:%d'\n",
tag, mem, size, file ? file : "unknown", line);
else
fprintf (_mtrace_fp, "alloc:%p:%d:%s:%d\n",
mem, size, file ? file : "unknown", line);
}
void
mtrace_free (mem, size, file, line)
PTR_T mem;
int size;
const char *file;
int line;
{
if (_mtrace_fp == NULL)
_mtrace_fp = stderr;
if (_mtrace_verbose)
fprintf (_mtrace_fp, "free: %p (%d bytes) from '%s:%d'\n",
mem, size, file ? file : "unknown", line);
else
fprintf (_mtrace_fp, "free:%p:%d:%s:%d\n",
mem, size, file ? file : "unknown", line);
}
#endif /* MALLOC_TRACE */
int
malloc_set_trace(n)
int n;
{
int old;
old = malloc_trace;
malloc_trace = n;
_mtrace_verbose = (n > 1);
return old;
}
void
malloc_set_tracefp(fp)
FILE *fp;
{
#ifdef MALLOC_TRACE
_mtrace_fp = fp ? fp : stderr;
#endif
}
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