src/mcmc_internal.h

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/*
    APEMoST - Automated Parameter Estimation and Model Selection Toolkit
    Copyright (C) 2009  Johannes Buchner

    This program 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 3 of the License, or
    (at your option) any later version.

    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MCMC_INTERNAL_H_
#define MCMC_INTERNAL_H_

#include "mcmc.h"
#include <gsl/gsl_histogram.h>
#include <gsl/gsl_sf.h>

mcmc * mcmc_init(const unsigned int n_pars);

unsigned int countlines(const char * filename);

/*double mod_double(const double x, const double div);*/
#define mod_double(x, div)      ((x) < 0 ? \
        (x) - (div) * (int) ((x) / (div) - 1) : \
        (x) - (div) * (int) ((x) / (div)))

/*double abs_double(const double x);*/
#define abs_double(x)   ((x) < 0 ? -(x) : (x))

#endif /* MCMC_INTERNAL_H_ */