/* Copyright 2012, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above
 *      copyright notice, this list of conditions and the following
 *      disclaimer in the documentation and/or other materials provided
 *      with the distribution.
 *    * Neither the name of Google Inc. nor the names of its
 *      contributors may be used to endorse or promote products derived
 *      from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * globals.c: all global variables are declared here.
 */

#include <stdio.h>

#include "mosys/globals.h"

void mosys_globals_init() {
	mosys_set_output_file(stdout);
}

/*
 * The global root-prefix
 */
static const char *mosys_root_prefix = "";

const char *mosys_get_root_prefix(void)
{
	return mosys_root_prefix;
}

void mosys_set_root_prefix(const char *prefix)
{
	if (prefix == NULL) {
		prefix = "";
	}
	mosys_root_prefix = prefix;
}

/*
 * The global output destination
 */
static FILE *mosys_output_file;

FILE *mosys_get_output_file(void)
{
	if (!mosys_output_file)
		return stdout;
	return mosys_output_file;
}

void mosys_set_output_file(FILE *fp)
{
	mosys_output_file = fp;
}

/*
 * The global verbosity level
 */
static int mosys_verbosity;

int mosys_get_verbosity(void)
{
	return mosys_verbosity;
}

void mosys_set_verbosity(int verbosity)
{
	mosys_verbosity = verbosity;
}