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/* $OpenBSD: debug.c,v 1.2 2017/12/13 12:30:18 helg Exp $ */
/*
* Copyright (c) 2011 Alexandre Ratchov <alex@caoua.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stdlib.h>
#include <unistd.h>
#include "debug.h"
/*
* debug level, -1 means uninitialized
*/
int ifuse_debug = -1;
void
ifuse_debug_init(void)
{
char *dbg;
/* Default to level 1 unless FUSE_DEBUG environment variable is set. */
if (ifuse_debug < 0) {
dbg = issetugid() ? NULL : getenv("FUSE_DEBUG");
if (!dbg || sscanf(dbg, "%u", &ifuse_debug) != 1)
ifuse_debug = 1;
}
}
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