1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35
|
//------------------------------------------------------------------------------
// GrB_Matrix_ncols: number of columns of a sparse matrix
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "GB.h"
GrB_Info GrB_Matrix_ncols // get the number of columns of a matrix
(
GrB_Index *ncols, // matrix has ncols columns
const GrB_Matrix A // matrix to query
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_WHERE1 ("GrB_Matrix_ncols (&ncols, A)") ;
GB_RETURN_IF_NULL (ncols) ;
GB_RETURN_IF_NULL_OR_FAULTY (A) ;
//--------------------------------------------------------------------------
// return the number of columns
//--------------------------------------------------------------------------
(*ncols) = GB_NCOLS (A) ;
#pragma omp flush
return (GrB_SUCCESS) ;
}
|