Implement version information storage and retrieval for the bootrom and the osimage.

[proxmark3-svn] / tools / mkversion.pl

diff --git a/tools/mkversion.pl b/tools/mkversion.pl
new file mode 100644 (file)
index 0000000..1c4dfcd
--- /dev/null
+++ b/tools/mkversion.pl
@@ -0,0 +1,73 @@
+#!/usr/bin/perl
+# Output a version.c file that includes information about the current build
+# Normally a couple of lines of bash would be enough (see openpcd project, original firmware by Harald Welte and Milosch Meriac)
+# but this will, at least in theory, also work on Windows with our current compile environment.
+# -- Henryk Plötz <henryk@ploetzli.ch> 2009-09-28
+
+use strict;
+
+my $main_dir = shift;
+
+# Clear environment locale so that svn will not use localized strings
+$ENV{'LC_ALL'} = "C";
+$ENV{'LANG'} = "C";
+
+my $svnversion = 0;
+my $present = 0;
+my $clean = 2;
+my @compiletime = gmtime();
+
+# Strategy one: call svn info and extract last changed revision, call svn status and look for ^M
+if(open(SVNINFO, "svn info $main_dir|")) {
+       while(<SVNINFO>) {
+               if (/^Last Changed Rev: (.*)/) {
+                       $present = 1;
+                       $svnversion = $1;
+                       ## last; # Do not abort here, since SVN tends to complain about a Broken pipe
+               }
+       }
+       close(SVNINFO);
+       
+       if(open(SVNSTATUS, "svn status $main_dir|")) {
+               $clean = 1;
+               while(<SVNSTATUS>) {
+                       if(/^M/) {
+                               $clean = 0;
+                               ## last;
+                       }
+               }
+               close(SVNINFO);
+       }
+       
+} else {
+       # Strategy two: look for .svn/entries. The third line should be "dir", the fourth line should contain the current
+       #  revision.
+       if(open(ENTRIES, "$main_dir/.svn/entries")) {
+               my $i = 1;
+               while(<ENTRIES>) {
+                       last if($i == 3 and !/^dir/);
+                       if($i == 4 and /^([0-9]*)/) {
+                               $present = 1;
+                               $svnversion = $1;
+                       }
+                       $i++;
+               }
+       }
+}
+
+$compiletime[4] += 1;
+$compiletime[5] += 1900;
+my $ctime = sprintf("%6\$04i-%5\$02i-%4\$02i %3\$02i:%2\$02i:%1\$02i", @compiletime);
+
+print <<EOF
+#include <proxmark3.h>
+/* Generated file, do not edit */
+struct version_information __attribute__((section(".version_information"))) version_information = {
+       VERSION_INFORMATION_MAGIC,
+       1,
+       $present,
+       $clean,
+       "svn $svnversion",
+       "$ctime",
+};
+EOF