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MAJOR update, added hitag2 reader, emulation and eavesdropping, lots of new code...
[proxmark3-svn] / 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 $svnversion=~ s/(^\s+|\s+$)//g;
61
62 print <<EOF
63 #include "proxmark3.h"
64 /* Generated file, do not edit */
65 const 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
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