proxmark3/tools/mkversion.pl

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Perl
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#!/usr/bin/perl -w
# 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
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# Modified april 2014 because of the move to github.
# --- Martin Holst Swende <martin@swende.se>
# Modified january 2016 to work with Travis-CI
# --- iceman <iceman@iuse.se>
# Clear environment locale so that git will not use localized strings
$ENV{'LC_ALL'} = "C";
$ENV{'LANG'} = "C";
# if you are making your own fork, change this line to reflect your fork-name
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my $fullgitinfo = 'RRG/Iceman';
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my $ctime;
# GIT status 0 = dirty, 1 = clean , 2 = undecided
my $clean = 2;
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# Do we have acces to git command?
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#######
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# solves some bug on macos i.e:
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##
# perl ../tools/mkversion.pl .. > version.c || cp ../common/default_version.c version.c
# /usr/bin/which: /usr/bin/which: cannot execute binary file
# fatal: No names found, cannot describe anything.
##
# anyway forcing any kind of shell is at least useless, at worst fatal.
my $commandGIT = "env which git";
if ( defined($commandGIT) ) {
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# this goes on Internet and cause major slowdowns on poor connections or intranets, let's comment it
#my $githistory = `git fetch --all`;
# now avoiding the "fatal: No names found, cannot describe anything." error by fallbacking to abbrev hash in such case
my $gitversion = `git describe --dirty --always`;
my $gitbranch = `git rev-parse --abbrev-ref HEAD`;
$clean = $gitversion =~ '-dirty' ? 0 : 1;
if ( defined($gitbranch) and defined($gitversion) ) {
$fullgitinfo = $fullgitinfo.'/'. $gitbranch . '/' . $gitversion;
my @compiletime = localtime();
$compiletime[4] += 1;
$compiletime[5] += 1900;
$ctime = sprintf("%6\$04i-%5\$02i-%4\$02i %3\$02i:%2\$02i:%1\$02i", @compiletime);
} else {
$fullgitinfo = $fullgitinfo.'/master/release (git)';
}
} else {
$fullgitinfo = $fullgitinfo.'/master/release (no_git)';
my @dl_time = localtime( (stat('../README.md'))[10] );
$dl_time[4] += 1;
$dl_time[5] += 1900;
$ctime = sprintf("%6\$04i-%5\$02i-%4\$02i %3\$02i:%2\$02i:%1\$02i", @dl_time);
}
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$fullgitinfo =~ s/(\s)//g;
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# Crop so it fits within 50 characters
#$fullgitinfo =~ s/.{50}\K.*//s;
$fullgitinfo = substr $fullgitinfo, 0, 49;
print <<EOF
#include "proxmark3_arm.h"
/* Generated file, do not edit */
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const struct version_information __attribute__((section(".version_information"))) version_information = {
VERSION_INFORMATION_MAGIC,
1,
1,
$clean,
"$fullgitinfo",
"$ctime",
};
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EOF