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 use strict;
   8
   9 my $main_dir = shift;
  10
  11 # Clear environment locale so that svn will not use localized strings
  12 $ENV{'LC_ALL'} = "C";
  13 $ENV{'LANG'} = "C";
  14
  15 my $svnversion = 0;
  16 my $present = 0;
  17 my $clean = 2;
  18 my @compiletime = gmtime();
  19
  20 # Strategy one: call svn info and extract last changed revision, call svn status and look for ^M
  21 if(open(SVNINFO, "svn info $main_dir|")) {
  22         while(<SVNINFO>) {
  23                 if (/^Last Changed Rev: (.*)/) {
  24                         $present = 1;
  25                         $svnversion = $1;
  26                         ## last; # Do not abort here, since SVN tends to complain about a Broken pipe
  27                 }
  28         }
  29         close(SVNINFO);
  30
  31         if(open(SVNSTATUS, "svn status $main_dir|")) {
  32                 $clean = 1;
  33                 while(<SVNSTATUS>) {
  34                         if(/^M/) {
  35                                 $clean = 0;
  36                                 ## last;
  37                         }
  38                 }
  39                 close(SVNINFO);
  40         }
  41
  42 } else {
  43         # Strategy two: look for .svn/entries. The third line should be "dir", the fourth line should contain the current
  44         #  revision.
  45         if(open(ENTRIES, "$main_dir/.svn/entries")) {
  46                 my $i = 1;
  47                 while(<ENTRIES>) {
  48                         last if($i == 3 and !/^dir/);
  49                         if($i == 4 and /^([0-9]*)/) {
  50                                 $present = 1;
  51                                 $svnversion = $1;
  52                         }
  53                         $i++;
  54                 }
  55         }
  56 }
  57
  58 $compiletime[4] += 1;
  59 $compiletime[5] += 1900;
  60 my $ctime = sprintf("%6\$04i-%5\$02i-%4\$02i %3\$02i:%2\$02i:%1\$02i", @compiletime);
  61
  62 print <<EOF
  63 #include <proxmark3.h>
  64 /* Generated file, do not edit */
  65 struct version_information __attribute__((section(".version_information"))) version_information = {
  66         VERSION_INFORMATION_MAGIC,
  67         1,
  68         $present,
  69         $clean,
  70         "svn $svnversion",
  71         "$ctime",
  72 };
  73 EOF