lapacke_dlatms.c File Reference

#include "lapacke_utils.h"

Go to the source code of this file.

Functions
lapack_int	LAPACKE_dlatms (int matrix_layout, lapack_int m, lapack_int n, char dist, lapack_int *iseed, char sym, double *d, lapack_int mode, double cond, double dmax, lapack_int kl, lapack_int ku, char pack, double *a, lapack_int lda)

Function Documentation

LAPACKE_dlatms()

lapack_int LAPACKE_dlatms	(	int	matrix_layout,
		lapack_int	m,
		lapack_int	n,
		char	dist,
		lapack_int *	iseed,
		char	sym,
		double *	d,
		lapack_int	mode,
		double	cond,
		double	dmax,
		lapack_int	kl,
		lapack_int	ku,
		char	pack,
		double *	a,
		lapack_int	lda )

Definition at line 35 of file lapacke_dlatms.c.

{
    lapack_int info = 0;
    double* work = NULL;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_dlatms", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_dge_nancheck( matrix_layout, m, n, a, lda ) ) {
            return -14;
        }
        if( LAPACKE_d_nancheck( 1, &cond, 1 ) ) {
            return -9;
        }
        if( LAPACKE_d_nancheck( MIN(n,m), d, 1 ) ) {
            return -7;
        }
        if( LAPACKE_d_nancheck( 1, &dmax, 1 ) ) {
            return -10;
        }
    }
#endif
    /* Allocate memory for working array(s) */
    work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,3*(MAX(n,m))) );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_dlatms_work( matrix_layout, m, n, dist, iseed, sym, d, mode,
                                cond, dmax, kl, ku, pack, a, lda, work );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_dlatms", info );
    }
    return info;
}