/* vector/copy_source.c
 * 
 * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman, Brian Gough
 * 
 * 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

int
FUNCTION(gsl_vector, memcpy) (TYPE(gsl_vector) * dest,
			      const TYPE(gsl_vector) * src) {
    const size_t src_size = src->size;
    const size_t dest_size = dest->size;

    if (src_size != dest_size) {
	GSL_ERROR("vector lengths are not equal", GSL_EBADLEN);
    }

    {
	const size_t src_stride = src->stride;
	const size_t dest_stride = dest->stride;
	size_t j;

	for (j = 0; j < src_size; j++) {
	    size_t k;

	    for (k = 0; k < MULTIPLICITY; k++) {
		dest->data[MULTIPLICITY * dest_stride * j + k]
		    = src->data[MULTIPLICITY * src_stride * j + k];
	    }
	}
    }

    return GSL_SUCCESS;
}