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//------------------------------------------------------------------------------
// GxB_Context_set_*: set a field in a Context
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "get_set/GB_get_set.h"
//------------------------------------------------------------------------------
// GxB_Context_set_Scalar
//------------------------------------------------------------------------------
GrB_Info GxB_Context_set_Scalar
(
GxB_Context Context,
GrB_Scalar scalar,
int field
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GrB_Info info ;
GB_CHECK_INIT ;
GB_RETURN_IF_NULL_OR_FAULTY (Context) ;
GB_RETURN_IF_NULL_OR_INVALID (scalar) ;
ASSERT_CONTEXT_OK (Context, "Context to set", GB0) ;
//--------------------------------------------------------------------------
// set the field
//--------------------------------------------------------------------------
int32_t ivalue = 0 ;
double dvalue = 0 ;
switch ((int) field)
{
case GxB_CONTEXT_NTHREADS : // same as GxB_NTHREADS
case GxB_CONTEXT_GPU_ID : // same as GxB_GPU_ID
info = GrB_Scalar_extractElement_INT32 (&ivalue, scalar) ;
break ;
case GxB_CONTEXT_CHUNK : // same as GxB_CHUNK
info = GrB_Scalar_extractElement_FP64 (&dvalue, scalar) ;
break ;
default :
info = GrB_INVALID_VALUE ;
break ;
}
if (info != GrB_SUCCESS)
{
return ((info == GrB_NO_VALUE) ? GrB_EMPTY_OBJECT : info) ;
}
switch ((int) field)
{
default:
case GxB_CONTEXT_NTHREADS : // same as GxB_NTHREADS
GB_Context_nthreads_max_set (Context, ivalue) ;
break ;
case GxB_CONTEXT_GPU_ID : // same as GxB_GPU_ID
GB_Context_gpu_id_set (Context, ivalue) ;
break ;
case GxB_CONTEXT_CHUNK : // same as GxB_CHUNK
GB_Context_chunk_set (Context, dvalue) ;
break ;
}
return (GrB_SUCCESS) ;
}
//------------------------------------------------------------------------------
// GxB_Context_set_String
//------------------------------------------------------------------------------
GrB_Info GxB_Context_set_String
(
GxB_Context Context,
char * value,
int field
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_CHECK_INIT ;
GB_RETURN_IF_NULL_OR_FAULTY (Context) ;
GB_RETURN_IF_NULL (value) ;
ASSERT_CONTEXT_OK (Context, "Context to get option", GB0) ;
if (Context == GxB_CONTEXT_WORLD || field != GrB_NAME)
{
// built-in GxB_CONTEXT_WORLD may not be modified
return (GrB_INVALID_VALUE) ;
}
//--------------------------------------------------------------------------
// set the field
//--------------------------------------------------------------------------
return (GB_user_name_set (&(Context->user_name),
&(Context->user_name_size), value, false)) ;
}
//------------------------------------------------------------------------------
// GxB_Context_set_INT
//------------------------------------------------------------------------------
GrB_Info GxB_Context_set_INT
(
GxB_Context Context,
int32_t value,
int field
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_CHECK_INIT ;
GB_RETURN_IF_NULL_OR_FAULTY (Context) ;
ASSERT_CONTEXT_OK (Context, "Context to set", GB0) ;
//--------------------------------------------------------------------------
// set the field
//--------------------------------------------------------------------------
switch ((int) field)
{
case GxB_CONTEXT_NTHREADS : // same as GxB_NTHREADS
GB_Context_nthreads_max_set (Context, value) ;
break ;
case GxB_CONTEXT_GPU_ID : // same as GxB_GPU_ID
GB_Context_gpu_id_set (Context, value) ;
break ;
default :
return (GrB_INVALID_VALUE) ;
}
return (GrB_SUCCESS) ;
}
//------------------------------------------------------------------------------
// GxB_Context_set_VOID
//------------------------------------------------------------------------------
GrB_Info GxB_Context_set_VOID
(
GxB_Context Context,
void * value,
int field,
size_t size
)
{
return (GrB_INVALID_VALUE) ;
}
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