Do not allow to change the properties of the virtual root directory

[devedit.git] / modules / Tool.pm

diff --git a/modules/Tool.pm b/modules/Tool.pm
index 8d578efb55547b0a04e12fb00fe88436e4c67a2a..baaff16d8d8aedd6d697ef125cb745649690fbcc 100644 (file)
--- a/modules/Tool.pm
+++ b/modules/Tool.pm
@@ -5,8 +5,8 @@ package Tool;
 #
 # Some shared sub routines
 #
-# Author:        Patrick Canterino <patshaping@gmx.net>
-# Last modified: 2004-11-04
+# Author:        Patrick Canterino <patrick@patshaping.de>
+# Last modified: 2004-11-13
 #
 
 use strict;
@@ -35,7 +35,7 @@ use base qw(Exporter);
 
 # check_path()
 #
-# Check, if a virtual path is above a virtual root directory
+# Check if a virtual path is above a virtual root directory
 # (currently no check if the path exists - check otherwise!)
 #
 # Params: 1. Virtual root directory
@@ -64,11 +64,13 @@ sub check_path($$)
  $first = abs_path($first);
  $path  = $first."/".$last;
 
- $path = File::Spec->canonpath($path);
+ $first = File::Spec->canonpath($first);
+ $path  = File::Spec->canonpath($path);
 
  # Check if the path is above the root directory
 
- return if(index($path,$root) == -1);
+ return if(index($path,$root) != 0);
+ return if($first eq $root && $last =~ m!^(/|\\)?\.\.(/|\\)?$!);
 
  # Create short path name