1 /***********************************************************************
2 * *
3 * This software is part of the ast package *
4 * Copyright (c) 1985-2011 AT&T Intellectual Property *
5 * and is licensed under the *
6 * Eclipse Public License, Version 1.0 *
7 * by AT&T Intellectual Property *
8 * *
9 * A copy of the License is available at *
10 * http://www.eclipse.org/org/documents/epl-v10.html *
11 * (with md5 checksum b35adb5213ca9657e911e9befb180842) *
12 * *
13 * Information and Software Systems Research *
14 * AT&T Research *
15 * Florham Park NJ *
16 * *
17 * Glenn Fowler <gsf@research.att.com> *
18 * David Korn <dgk@research.att.com> *
19 * Phong Vo <kpv@research.att.com> *
20 * *
21 ***********************************************************************/
22 #pragma prototyped
23 /*
24 * Glenn Fowler
25 * AT&T Bell Laboratories
26 *
27 * return formatted <magicid.h> version string
28 */
29
30 #include <ast.h>
31
32 char*
fmtversion(register unsigned long v)33 fmtversion(register unsigned long v)
34 {
35 register char* cur;
36 register char* end;
37 char* buf;
38 int n;
39
40 buf = cur = fmtbuf(n = 18);
41 end = cur + n;
42 if (v >= 19700101L && v <= 29991231L)
43 sfsprintf(cur, end - cur, "%04lu-%02lu-%02lu", (v / 10000) % 10000, (v / 100) % 100, v % 100);
44 else
45 {
46 if (n = (v >> 24) & 0xff)
47 cur += sfsprintf(cur, end - cur, "%d.", n);
48 if (n = (v >> 16) & 0xff)
49 cur += sfsprintf(cur, end - cur, "%d.", n);
50 sfsprintf(cur, end - cur, "%ld.%ld", (v >> 8) & 0xff, v & 0xff);
51 }
52 return buf;
53 }
54