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- #!/usr/bin/perl
-
- ####################################################################################
-
- my $SYSTEM_VERS = "$ARGV[0]"."/System/Library/CoreServices/SystemVersion.plist";
- my $TARGET_VOLUME = "$ARGV[0]";
- my $EXIT_VALUE = 0;
-
- ####################################################################################
-
- DO_CHECKS: {
- if( ! -e "$SYSTEM_VERS" ) {
- $EXIT_VALUE = (( 1 << 5 ) | 16 );
- last;
- }
-
- if( CheckVersion("$SYSTEM_VERS", "10.2.0", "ProductVersion", "<" )) {
- $EXIT_VALUE = (( 1 << 5 ) | 16 );
- last;
- }
-
- if( -e "$TARGET_VOLUME/var/db/.AppleTier3Language" ) {
- $EXIT_VALUE = (( 1 << 5 ) | 16 );
- last;
- }
- }
-
- exit($EXIT_VALUE);
-
- ####################################################################################
-
- sub CheckVersion
- {
- my $path = $_[0];
- my $version = $_[1];
- my $keyName = $_[2];
- my $operator = $_[3];
-
- if (! -e $path) {
- return 0;
- }
-
- if (!$operator) {
- $operator = "==";
- }
-
- my $oldSeperator = $/;
- $/ = \0;
-
- open( PLIST, "$path") || do {
- return 0;
- };
-
- $plistData = <PLIST>;
- $plistData =~ /<dict>(.*?)<\/dict>/gis;
-
- @items = split(/<key>/, $plistData);
-
- shift @items;
- foreach $item (@items) {
- $item =~ /(.*?)<\/key>.*?<string>(.*?)<\/string>/gis;
- $versiondata{ $1 } = $2;
- }
-
- close(PLIST);
-
- $/ = $oldSeperator;
-
- # ProductBuildVersion style keys
- $versiondata{$keyName} =~ /(\d+)([A-Z])(\d+)/ && ($versiondata{$keyName} = "$1.".ord($2).".$3");
- $version =~ /(\d+)([A-Z])(\d+)/ && ($version = "$1.".ord($2).".$3");
-
- @theVersionArray = split(/\./, $versiondata{$keyName});
- for ($i = 0; $i < 3; $i++) {
- if(!$theVersionArray[$i]) {
- $theVersionArray[$i] = '0';
- }
- }
-
- @versionArray = split(/\./, $version);
-
- my $actualVersion;
-
- for ($i = 0; $i < 3; $i++) {
- if (($theVersionArray[$i] != $versionArray[$i]) or ($i == 2)) {
-
- $actualVersion = $theVersionArray[$i];
- $version = $versionArray[$i];
-
- last;
- }
- }
-
- my $expression = '$actualVersion ' . $operator . ' $version';
- if( eval ($expression) )
- {
- return 1;
- }
- else
- {
- return 0;
- }
-
- }
-
-