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/*============================================================================
WCSLIB 7.4 - an implementation of the FITS WCS standard.
Copyright (C) 1995-2021, Mark Calabretta
This file is part of WCSLIB.
WCSLIB is free software: you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
WCSLIB 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 Lesser General Public License for
more details.
You should have received a copy of the GNU Lesser General Public License
along with WCSLIB. If not, see http://www.gnu.org/licenses.
Author: Mark Calabretta, Australia Telescope National Facility, CSIRO.
http://www.atnf.csiro.au/people/Mark.Calabretta
$Id: getwcstab_f.c,v 7.4 2021/01/31 02:24:52 mcalabre Exp $
*===========================================================================*/
#include <getwcstab.h>
// Fortran name mangling.
#include <wcsconfig_f77.h>
#define ftwcst_ F77_FUNC(ftwcst, FTWCST)
// CFITSIO global variable defined by/for the FITSIO wrappers that maps
// Fortran unit numbers to fitsfile *; see f77_wrap.h and f77_wrap1.c.
extern fitsfile *gFitsFiles[];
//----------------------------------------------------------------------------
int ftwcst_(
int *unit,
int *nwtb,
int *wtb,
int *status)
{
// *wtb is meant to hold a pointer to a wtbarr struct. On 64-bit machines
// sizeof(void *) = 2 * sizeof(int) = sizeof(long).
long wtbp = *((long *)wtb);
return fits_read_wcstab(gFitsFiles[*unit], *nwtb, (void *)wtbp, status);
}
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