3 * Pool-generation boundary machinery (Unix-specific)
5 * (c) 2016 Straylight/Edgeware
8 /*----- Licensing notice --------------------------------------------------*
10 * This file is part of Catacomb.
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.
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.
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,
28 /*----- Header files ------------------------------------------------------*/
34 /*----- Main code ---------------------------------------------------------*/
36 /* --- @rand_generation@ --- *
40 * Returns: A nonzero generation number.
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.
48 unsigned rand_generation(void) { return (getpid()); }
50 /*----- That's all, folks -------------------------------------------------*/