X-Git-Url: https://git.p6c8.net/devedit.git/blobdiff_plain/548d69a4ee38cc59612e787f479ac198d5c37741..4420382fd54774603ff1d4b23bf321280051a1ce:/modules/Tool.pm

diff --git a/modules/Tool.pm b/modules/Tool.pm
index e3056c5..afffeb3 100644
--- a/modules/Tool.pm
+++ b/modules/Tool.pm
@@ -6,7 +6,7 @@ package Tool;
 # Some shared sub routines
 #
 # Author:        Patrick Canterino <patrick@patshaping.de>
-# Last modified: 2005-01-06
+# Last modified: 2005-04-22
 #
 
 use strict;
@@ -61,25 +61,30 @@ sub check_path($$)
  # We extract the last part of the path and create the absolute path
 
  my $first = upper_path($path);
+ $first    = File::Spec->canonpath($first);
+ $first    = abs_path($first);
+
  my $last  = file_name($path);
+ $last     = '' if($last eq '.');
 
- $first = abs_path($first);
- $path  = $first.'/'.$last;
+ if($last eq '..' || ($^O eq 'MSWin32' && $last =~ m!^\.\.\.+$!))
+ {
+  $first = abs_path($first.'/'.$last);
+  $last  = '';
+ }
 
- $first = File::Spec->canonpath($first);
- $path  = File::Spec->canonpath($path);
+ $path = File::Spec->canonpath($first.'/'.$last);
 
  # Check if the path is above the root directory
 
  return if(index($path,$root) != 0);
- return if($first eq $root && $last =~ m!^(/|\\)?\.\.(/|\\)?$!);
 
  # Create short path name
 
  my $short_path = substr($path,length($root));
  $short_path =~ tr!\\!/!;
  $short_path = '/'.$short_path if($short_path !~ m!^/!);
- $short_path = $short_path.'/' if($short_path !~ m!/$! && -d $path);
+ $short_path = $short_path.'/' if($short_path !~ m!/$! && -d $path && not -l $path);
 
  return ($path,$short_path);
 }
@@ -219,7 +224,7 @@ sub file_name($)
  my $path =  shift;
  $path    =~ tr!\\!/!;
 
- unless($path eq '/')
+ unless($path =~ m!^/+$! || ($^O eq 'MSWin32' && $path =~ m!^[a-z]:/+$!i))
  {
   $path =~ s!/+$!!;
   $path =  substr($path,rindex($path,'/')+1);
@@ -268,7 +273,8 @@ sub mode_string($)
 
 # upper_path()
 #
-# Cut away the last part of a path
+# Remove the last part of a path
+# (the resulting path contains a trailing slash)
 #
 # Params: Path
 #
@@ -279,7 +285,7 @@ sub upper_path($)
  my $path =  shift;
  $path    =~ tr!\\!/!;
 
- unless($path eq '/')
+ unless($path =~ m!^/+$! || ($^O eq 'MSWin32' && $path =~ m!^[a-z]:/+$!i))
  {
   $path =~ s!/+$!!;
   $path =  substr($path,0,rindex($path,'/')+1);