lapack_int LAPACKE_zgbcon_work	(	int	matrix_layout,
		char	norm,
		lapack_int	n,
		lapack_int	kl,
		lapack_int	ku,
		const lapack_complex_double *	ab,
		lapack_int	ldab,
		const lapack_int *	ipiv,
		double	anorm,
		double *	rcond,
		lapack_complex_double *	work,
		double *	rwork
	)

Definition at line 36 of file lapacke_zgbcon_work.c.

{
    lapack_int info = 0;
    if( matrix_layout == LAPACK_COL_MAJOR ) {
        /* Call LAPACK function and adjust info */
        LAPACK_zgbcon( &norm, &n, &kl, &ku, ab, &ldab, ipiv, &anorm, rcond,
                       work, rwork, &info );
        if( info < 0 ) {
            info = info - 1;
        }
    } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
        lapack_int ldab_t = MAX(1,2*kl+ku+1);
        lapack_complex_double* ab_t = NULL;
        /* Check leading dimension(s) */
        if( ldab < n ) {
            info = -7;
            LAPACKE_xerbla( "LAPACKE_zgbcon_work", info );
            return info;
        }
        /* Allocate memory for temporary array(s) */
        ab_t = (lapack_complex_double*)
            LAPACKE_malloc( sizeof(lapack_complex_double) * ldab_t * MAX(1,n) );
        if( ab_t == NULL ) {
            info = LAPACK_TRANSPOSE_MEMORY_ERROR;
            goto exit_level_0;
        }
        /* Transpose input matrices */
        LAPACKE_zgb_trans( matrix_layout, n, n, kl, kl+ku, ab, ldab, ab_t,
                           ldab_t );
        /* Call LAPACK function and adjust info */
        LAPACK_zgbcon( &norm, &n, &kl, &ku, ab_t, &ldab_t, ipiv, &anorm, rcond,
                       work, rwork, &info );
        if( info < 0 ) {
            info = info - 1;
        }
        /* Release memory and exit */
        LAPACKE_free( ab_t );
exit_level_0:
        if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
            LAPACKE_xerbla( "LAPACKE_zgbcon_work", info );
        }
    } else {
        info = -1;
        LAPACKE_xerbla( "LAPACKE_zgbcon_work", info );
    }
    return info;
}

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