File: GB_op_is_second.c

package info (click to toggle)
suitesparse 1%3A7.10.1%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 254,920 kB
  • sloc: ansic: 1,134,743; cpp: 46,133; makefile: 4,875; fortran: 2,087; java: 1,826; sh: 996; ruby: 725; python: 495; asm: 371; sed: 166; awk: 44
file content (44 lines) | stat: -rw-r--r-- 1,220 bytes parent folder | download | duplicates (2)
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
36
37
38
39
40
41
42
43
44
//------------------------------------------------------------------------------
// GB_op_is_second: return true if op is the SECOND operator of the right type
//------------------------------------------------------------------------------

// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0

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

#include "GB.h"

bool GB_op_is_second    // return true if op is SECOND, of the right type
(
    GrB_BinaryOp op,
    GrB_Type type
)
{

    if (op == NULL)
    { 
        // op is NULL, which is interpretted as the implied SECOND operator
        // of the right type
        return (true) ;
    }

    if (op->opcode == GB_SECOND_binop_code)
    {
        // op is the explict SECOND operator; check its type
        if (type == NULL)
        { 
            // type is implicitly the right type
            return (true) ;
        }
        else if (op->ytype == type && op->ztype == type && op->xtype == type)
        { 
            // type is explicitly the right type
            return (true) ;
        }
    }

    // wrong opcode or wrong type
    return (false) ;
}