Function mexFunction

deps/GraphBLAS/Test/GB_mex_init.c:18–128

" chunk bitmap_switch] = GB_mex_init"

void mexFunction
(
    int nargout,
    mxArray *pargout [ ],
    int nargin,
    const mxArray *pargin [ ]
)
{
    mexPrintf ("usage:\n%s\n", USAGE) ;

    GxB_init (GrB_NONBLOCKING, mxMalloc, NULL, NULL, mxFree) ;

    // mxMalloc, mxCalloc, mxRealloc, and mxFree are not thread safe
    GB_Global_malloc_is_thread_safe_set (false) ;
    GB_Global_abort_function_set (GB_mx_abort) ;
    GB_Global_malloc_tracking_set (true) ;

    // built-in default is by column
    GxB_Global_Option_set_(GxB_FORMAT, GxB_BY_COL) ;

    int nthreads ;
    GxB_Global_Option_get_(GxB_NTHREADS, &nthreads) ;
    pargout [0] = mxCreateDoubleScalar (nthreads) ;

    GxB_Format_Value format ;
    GxB_Global_Option_get_(GxB_FORMAT, &format) ;
    pargout [1] = mxCreateDoubleScalar (format) ;

    double hyper_switch ;
    GxB_Global_Option_get_(GxB_HYPER_SWITCH, &hyper_switch) ;
    pargout [2] = mxCreateDoubleScalar (hyper_switch) ;

    char *name ;
    GxB_Global_Option_get_(GxB_LIBRARY_NAME, &name) ;
    pargout [3] = mxCreateString (name) ;

    int version [3] ;
    GxB_Global_Option_get_(GxB_LIBRARY_VERSION, version) ;
    pargout [4] = mxCreateDoubleMatrix (1, 3, mxREAL) ;
    double *p = mxGetPr (pargout [4]) ;
    p [0] = version [0] ;
    p [1] = version [1] ;
    p [2] = version [2] ;

    char *date ;
    GxB_Global_Option_get_(GxB_LIBRARY_DATE, &date) ;
    pargout [5] = mxCreateString (date) ;

    char *about ;
    GxB_Global_Option_get_(GxB_LIBRARY_ABOUT, &about) ;
    pargout [6] = mxCreateString (about) ;

    char *license ;
    GxB_Global_Option_get_(GxB_LIBRARY_LICENSE, &license) ;
    pargout [7] = mxCreateString (license) ;

    char *compile_date ;
    GxB_Global_Option_get_(GxB_LIBRARY_COMPILE_DATE, &compile_date) ;