pathrex-sys 0.1.0

Native FFI bindings for SuiteSparse:GraphBLAS and LAGraph used by the pathrex crate.
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//------------------------------------------------------------------------------
// LAGraph_Global:  global variables for LAGraph
//------------------------------------------------------------------------------

// LAGraph, (c) 2019-2022 by The LAGraph Contributors, All Rights Reserved.
// SPDX-License-Identifier: BSD-2-Clause
//
// For additional details (including references to third party source code and
// other files) see the LICENSE file or contact permission@sei.cmu.edu. See
// Contributors.txt for a full list of contributors. Created, in part, with
// funding and support from the U.S. Government (see Acknowledgments.txt file).
// DM22-0790

// Contributed by Timothy A. Davis, Texas A&M University

//------------------------------------------------------------------------------

#include "LG_internal.h"

//------------------------------------------------------------------------------
// memory management
//------------------------------------------------------------------------------

// These are modified by LAGraph_Init and LAGr_Init:
LAGRAPH_PUBLIC void * (* LAGraph_Malloc_function  ) (size_t)         = malloc ;
LAGRAPH_PUBLIC void * (* LAGraph_Calloc_function  ) (size_t, size_t) = calloc ;
LAGRAPH_PUBLIC void * (* LAGraph_Realloc_function ) (void *, size_t) = realloc ;
LAGRAPH_PUBLIC void   (* LAGraph_Free_function    ) (void *)         = free ;

//------------------------------------------------------------------------------
// threading control
//------------------------------------------------------------------------------

// These are initialized by LAGraph_Init and LAGr_Init, modified by
// LAGraph_SetNumThreads and accessed by LAGraph_GetNumThreads.
// They are not intendend to be directly access by the end user.

int LG_nthreads_outer ; // # of threads to use at the higher level of a nested
                        // parallel region in LAGraph.  Default: 1.

int LG_nthreads_inner ; // # of threads to use at the lower level of a nested
                        // parallel region, or to use inside GraphBLAS.
                        // Default: the value obtained by omp_get_max_threads
                        // if OpenMP is in use, or 1 otherwise.