lapacke_dpbtrf.c

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* Contents: Native high-level C interface to LAPACK function dpbtrf
* Author: Intel Corporation
*****************************************************************************/
 
#include "lapacke_utils.h"
 
lapack_int LAPACKE_dpbtrf( int matrix_layout, char uplo, lapack_int n,
                           lapack_int kd, double* ab, lapack_int ldab )
{
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_dpbtrf", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_dpb_nancheck( matrix_layout, uplo, n, kd, ab, ldab ) ) {
            return -5;
        }
    }
#endif
    return LAPACKE_dpbtrf_work( matrix_layout, uplo, n, kd, ab, ldab );
}