04a2d07337f8d185c9bc41950e91d83d3ea681c1
[exim.git] / src / src / version.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2009 */
6 /* See the file NOTICE for conditions of use and distribution. */
7
8 /* Function for setting up the version string. */
9
10 #include "exim.h"
11
12 #include "version.h"
13
14
15 /* The header file cnumber.h contains a single line containing the
16 compilation number, making it easy to have it updated automatically.
17 Hence the fudgery below to get the number turned into a string, since
18 we can't use #include inside a macro argument list */
19
20 void
21 version_init(void)
22 {
23 static uschar cnumber_buffer[24];
24 static uschar date_buffer[32];
25
26 uschar today[20];
27 uschar *version_cnumber_format;
28
29 int cnumber =
30 #include "cnumber.h"
31 ;
32
33 /* The odd magic after each of these is so they can be easily found
34 for automatic patching to standard values when running regression tests.
35 The reason that version_cnumber_format isn't just written inline in the
36 sprintf() call is the gcc -Wall warns about a \0 in a format string. */
37
38 version_cnumber = cnumber_buffer;
39 version_cnumber_format = US"%d\0<<eximcnumber>>";
40 sprintf(CS version_cnumber, CS version_cnumber_format, cnumber);
41 version_string = US EXIM_VERSION_STR "\0<<eximversion>>";
42
43 Ustrcpy(today, __DATE__);
44 if (today[4] == ' ') today[4] = '0';
45 today[3] = today[6] = '-';
46
47 version_date = date_buffer;
48 version_date[0] = 0;
49 Ustrncat(version_date, today+4, 3);
50 Ustrncat(version_date, today, 4);
51 Ustrncat(version_date, today+7, 4);
52 Ustrcat(version_date, " ");
53 Ustrcat(version_date, __TIME__);
54 }
55
56 /* End of version.c */