iiinstrument_pfits.c

/*
 * This file is part of the IIINSTRUMENT Pipeline
 * Copyright (C) 2002-2017 European Southern Observatory
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

/*-----------------------------------------------------------------------------
                                   Includes
 -----------------------------------------------------------------------------*/

#include <cpl.h>

#include "iiinstrument_pfits.h"

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

/*-----------------------------------------------------------------------------
                              Function codes
 -----------------------------------------------------------------------------*/

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
const char * iiinstrument_pfits_get_arcfile(const cpl_propertylist * plist)
{
    const char * value = cpl_propertylist_get_string(plist, "ARCFILE");

    cpl_ensure(value != NULL, cpl_error_get_code(), NULL);

    return value;
}

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
double iiinstrument_pfits_get_dit(const cpl_propertylist * plist)
{
    cpl_errorstate prestate = cpl_errorstate_get();
    const double value = cpl_propertylist_get_double(plist, "ESO DET DIT");

    /* Check for a change in the CPL error state */
    /* - if it did change then propagate the error and return */
    cpl_ensure(cpl_errorstate_is_equal(prestate), cpl_error_get_code(), 0.0);

    return value;
}