/src/postgres/src/backend/optimizer/geqo/geqo_copy.c
Line | Count | Source (jump to first uncovered line) |
1 | | /*------------------------------------------------------------------------ |
2 | | * |
3 | | * geqo_copy.c |
4 | | * |
5 | | * Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group |
6 | | * Portions Copyright (c) 1994, Regents of the University of California |
7 | | * |
8 | | * src/backend/optimizer/geqo/geqo_copy.c |
9 | | * |
10 | | *------------------------------------------------------------------------- |
11 | | */ |
12 | | |
13 | | /* contributed by: |
14 | | =*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*= |
15 | | * Martin Utesch * Institute of Automatic Control * |
16 | | = = University of Mining and Technology = |
17 | | * utesch@aut.tu-freiberg.de * Freiberg, Germany * |
18 | | =*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*= |
19 | | */ |
20 | | |
21 | | /* this is adopted from D. Whitley's Genitor algorithm */ |
22 | | |
23 | | /*************************************************************/ |
24 | | /* */ |
25 | | /* Copyright (c) 1990 */ |
26 | | /* Darrell L. Whitley */ |
27 | | /* Computer Science Department */ |
28 | | /* Colorado State University */ |
29 | | /* */ |
30 | | /* Permission is hereby granted to copy all or any part of */ |
31 | | /* this program for free distribution. The author's name */ |
32 | | /* and this copyright notice must be included in any copy. */ |
33 | | /* */ |
34 | | /*************************************************************/ |
35 | | |
36 | | #include "postgres.h" |
37 | | #include "optimizer/geqo_copy.h" |
38 | | |
39 | | /* geqo_copy |
40 | | * |
41 | | * copies one gene to another |
42 | | * |
43 | | */ |
44 | | void |
45 | | geqo_copy(PlannerInfo *root, Chromosome *chromo1, Chromosome *chromo2, |
46 | | int string_length) |
47 | 0 | { |
48 | 0 | int i; |
49 | |
|
50 | 0 | for (i = 0; i < string_length; i++) |
51 | 0 | chromo1->string[i] = chromo2->string[i]; |
52 | |
|
53 | 0 | chromo1->worth = chromo2->worth; |
54 | 0 | } |