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 */