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