1 /* Generate a unique dump-id for use with the portable dumper.
2 Copyright (C) 2000 Olivier Galibert, Martin Buchholz
4 This file is part of XEmacs.
6 XEmacs is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with XEmacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
24 #include "../src/systime.h"
26 /* Generates an (extremely) pseudo random number for the dump-id */
28 generate_dump_id (void)
31 EMACS_GET_TIME (thyme);
33 return (unsigned int) (EMACS_SECS (thyme) ^ EMACS_USECS (thyme));
37 main (int argc, char *argv[])
41 if ((f = fopen ("dump-id.c", "w")) == NULL)
43 perror ("open dump-id.c");
48 "#include <dump-id.h>\n"
49 "unsigned int dump_id = %uU;\n",
52 if ((fclose (f)) != 0)
54 perror ("close dump-id.c");