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53073dfb MW |
1 | /* -*-c-*- |
2 | * | |
3 | * Pool-generation boundary machinery (Unix-specific) | |
4 | * | |
5 | * (c) 2016 Straylight/Edgeware | |
6 | */ | |
7 | ||
8 | /*----- Licensing notice --------------------------------------------------* | |
9 | * | |
10 | * This file is part of Catacomb. | |
11 | * | |
12 | * Catacomb is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU Library General Public License as | |
14 | * published by the Free Software Foundation; either version 2 of the | |
15 | * License, or (at your option) any later version. | |
16 | * | |
17 | * Catacomb is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU Library General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU Library General Public | |
23 | * License along with Catacomb; if not, write to the Free | |
24 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
25 | * MA 02111-1307, USA. | |
26 | */ | |
27 | ||
28 | /*----- Header files ------------------------------------------------------*/ | |
29 | ||
30 | #include <unistd.h> | |
31 | ||
32 | #include "rand.h" | |
33 | ||
34 | /*----- Main code ---------------------------------------------------------*/ | |
35 | ||
36 | /* --- @rand_generation@ --- * | |
37 | * | |
38 | * Arguments: --- | |
39 | * | |
40 | * Returns: A nonzero generation number. | |
41 | * | |
42 | * Use: Returns a generation number for the current process. Each | |
43 | * pool has its own number. If this matches the process number | |
44 | * then all is well. If it doesn't match, then the pool needs | |
45 | * to be cleaned before its next use. | |
46 | */ | |
47 | ||
48 | unsigned rand_generation(void) { return (getpid()); } | |
49 | ||
50 | /*----- That's all, folks -------------------------------------------------*/ |