lapack_int LAPACKE_zgbrfsx	(	int	matrix_layout,
		char	trans,
		char	equed,
		lapack_int	n,
		lapack_int	kl,
		lapack_int	ku,
		lapack_int	nrhs,
		const lapack_complex_double *	ab,
		lapack_int	ldab,
		const lapack_complex_double *	afb,
		lapack_int	ldafb,
		const lapack_int *	ipiv,
		const double *	r,
		const double *	c,
		const lapack_complex_double *	b,
		lapack_int	ldb,
		lapack_complex_double *	x,
		lapack_int	ldx,
		double *	rcond,
		double *	berr,
		lapack_int	n_err_bnds,
		double *	err_bnds_norm,
		double *	err_bnds_comp,
		lapack_int	nparams,
		double *	params
	)

Definition at line 36 of file lapacke_zgbrfsx.c.

{
    lapack_int info = 0;
    double* rwork = NULL;
    lapack_complex_double* work = NULL;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_zgbrfsx", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_zgb_nancheck( matrix_layout, n, n, kl, ku, ab, ldab ) ) {
        return -8;
    }
    if( LAPACKE_zgb_nancheck( matrix_layout, n, n, kl, kl+ku, afb, ldafb ) ) {
        return -10;
    }
    if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
        return -15;
    }
    if( LAPACKE_lsame( equed, 'b' ) || LAPACKE_lsame( equed, 'c' ) ) {
        if( LAPACKE_d_nancheck( n, c, 1 ) ) {
            return -14;
        }
    }
    if( nparams>0 ) {
        if( LAPACKE_d_nancheck( nparams, params, 1 ) ) {
            return -25;
        }
    }
    if( LAPACKE_lsame( equed, 'b' ) || LAPACKE_lsame( equed, 'r' ) ) {
        if( LAPACKE_d_nancheck( n, r, 1 ) ) {
            return -13;
        }
    }
    if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, x, ldx ) ) {
        return -17;
    }
#endif
    /* Allocate memory for working array(s) */
    rwork = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,3*n) );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    work = (lapack_complex_double*)
        LAPACKE_malloc( sizeof(lapack_complex_double) * MAX(1,2*n) );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_zgbrfsx_work( matrix_layout, trans, equed, n, kl, ku, nrhs,
                                 ab, ldab, afb, ldafb, ipiv, r, c, b, ldb, x,
                                 ldx, rcond, berr, n_err_bnds, err_bnds_norm,
                                 err_bnds_comp, nparams, params, work, rwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( rwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_zgbrfsx", info );
    }
    return info;
}

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