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/*
* Copyright (C) 2008 Karel Zak <kzak@redhat.com>
*
* This file may be redistributed under the terms of the
* GNU Lesser General Public License.
*/
/**
* SECTION: init
* @title: Library initialization
* @short_description: initialize debuging
*/
#include <stdlib.h>
#include <stdarg.h>
#include "mountP.h"
int libmount_debug_mask;
/**
* mnt_init_debug:
* @mask: debug mask (0xffff to enable full debuging)
*
* If the @mask is not specified then this function reads
* LIBMOUNT_DEBUG environment variable to get the mask.
*
* Already initialized debugging stuff cannot be changed. It does not
* have effect to call this function twice.
*/
void mnt_init_debug(int mask)
{
if (libmount_debug_mask & MNT_DEBUG_INIT)
return;
if (!mask) {
char *str = getenv("LIBMOUNT_DEBUG");
if (str)
libmount_debug_mask = strtoul(str, 0, 0);
} else
libmount_debug_mask = mask;
if (libmount_debug_mask)
printf("libmount: debug mask set to 0x%04x.\n",
libmount_debug_mask);
libmount_debug_mask |= MNT_DEBUG_INIT;
}
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