git.zerfleddert.de Git - proxmark3-svn/blob - tools/mkversion.pl

   1 #!/usr/bin/perl
   2 # Output a version.c file that includes information about the current build
   3 # Normally a couple of lines of bash would be enough (see openpcd project, original firmware by Harald Welte and Milosch Meriac)
   4 # but this will, at least in theory, also work on Windows with our current compile environment.
   5 # -- Henryk Plötz <henryk@ploetzli.ch> 2009-09-28
   6
   7 my $main_dir = shift;
   8
   9 # Clear environment locale so that svn will not use localized strings
  10 $ENV{'LC_ALL'} = "C";
  11 $ENV{'LANG'} = "C";
  12
  13 my $svnversion = 0;
  14 my $present = 0;
  15 my $clean = 2;
  16 my @compiletime = gmtime();
  17
  18 # Strategy one: call svn info and extract last changed revision, call svn status and look for ^M
  19 if(open(SVNINFO, "svn info $main_dir|")) {
  20         while(<SVNINFO>) {
  21                 if (/^Last Changed Rev: (.*)/) {
  22                         $present = 1;
  23                         $svnversion = $1;
  24                         ## last; # Do not abort here, since SVN tends to complain about a Broken pipe
  25                 }
  26         }
  27         close(SVNINFO);
  28
  29         if(open(SVNSTATUS, "svn status $main_dir|")) {
  30                 $clean = 1;
  31                 while(<SVNSTATUS>) {
  32                         if(/^M/) {
  33                                 $clean = 0;
  34                                 ## last;
  35                         }
  36                 }
  37                 close(SVNINFO);
  38         }
  39
  40 } else {
  41         # Strategy two: look for .svn/entries. The third line should be "dir", the fourth line should contain
  42         #  the currently checked out revision, the eleventh line should contain the last changed revision.
  43         #  revision.
  44         if(open(ENTRIES, "$main_dir/.svn/entries")) {
  45                 my $i = 1;
  46                 while(<ENTRIES>) {
  47                         last if($i == 3 and !/^dir/);
  48                         if($i == 11 and /^([0-9]*)/) {
  49                                 $present = 1;
  50                                 $svnversion = $1;
  51                         }
  52                         $i++;
  53                 }
  54         }
  55 }
  56
  57 $compiletime[4] += 1;
  58 $compiletime[5] += 1900;
  59 my $ctime = sprintf("%6\$04i-%5\$02i-%4\$02i %3\$02i:%2\$02i:%1\$02i", @compiletime);
  60
  61 print <<EOF
  62 #include "proxmark3.h"
  63 /* Generated file, do not edit */
  64 struct version_information __attribute__((section(".version_information"))) version_information = {
  65         VERSION_INFORMATION_MAGIC,
  66         1,
  67         $present,
  68         $clean,
  69         "svn $svnversion",
  70         "$ctime",
  71 };
  72 EOF