Upgrade to PathTools-3.24.

p4raw-id: //depot/perl@29356

4 files changed, 21 insertions, 14 deletions

diff --git a/lib/Cwd.pm b/lib/Cwd.pm
index c8b3602b52..70aa8110bf 100644
--- a/lib/Cwd.pm
+++ b/lib/Cwd.pm
@@ -171,7 +171,7 @@ use strict;
 use Exporter;
 use vars qw(@ISA @EXPORT @EXPORT_OK $VERSION);
 
-$VERSION = '3.23';
+$VERSION = '3.24';
 
 @ISA = qw/ Exporter /;
 @EXPORT = qw(cwd getcwd fastcwd fastgetcwd);
@@ -479,7 +479,9 @@ sub chdir {
 	return 1;
     }
 
-    if ($newdir =~ m#^/#s) {
+    if (ref $newdir eq 'GLOB') { # in case a file/dir handle is passed in
+	$ENV{'PWD'} = cwd();
+    } elsif ($newdir =~ m#^/#s) {
 	$ENV{'PWD'} = $newdir;
     } else {
 	my @curdir = split(m#/#,$ENV{'PWD'});
diff --git a/lib/File/Spec.pm b/lib/File/Spec.pm
index ee6138cffa..28379abf76 100644
--- a/lib/File/Spec.pm
+++ b/lib/File/Spec.pm
@@ -3,7 +3,7 @@ package File::Spec;
 use strict;
 use vars qw(@ISA $VERSION);
 
-$VERSION = '3.23';
+$VERSION = '3.24';
 $VERSION = eval $VERSION;
 
 my %module = (MacOS   => 'Mac',
diff --git a/lib/File/Spec/Cygwin.pm b/lib/File/Spec/Cygwin.pm
index be457b1620..7124706059 100644
--- a/lib/File/Spec/Cygwin.pm
+++ b/lib/File/Spec/Cygwin.pm
@@ -40,7 +40,13 @@ and then File::Spec::Unix canonpath() is called on the result.
 sub canonpath {
     my($self,$path) = @_;
     $path =~ s|\\|/|g;
-    return $self->SUPER::canonpath($path);
+
+    # Handle network path names beginning with double slash
+    my $node = '';
+    if ( $path =~ s@^(//[^/]+)(?:/|\z)@/@s ) {
+        $node = $1;
+    }
+    return $node . $self->SUPER::canonpath($path);
 }
 
 sub catdir {
diff --git a/lib/File/Spec/Unix.pm b/lib/File/Spec/Unix.pm
index 6cec7577aa..5674731167 100644
--- a/lib/File/Spec/Unix.pm
+++ b/lib/File/Spec/Unix.pm
@@ -43,13 +43,12 @@ sub canonpath {
     my ($self,$path) = @_;
     
     # Handle POSIX-style node names beginning with double slash (qnx, nto)
-    # Handle network path names beginning with double slash (cygwin)
     # (POSIX says: "a pathname that begins with two successive slashes
     # may be interpreted in an implementation-defined manner, although
     # more than two leading slashes shall be treated as a single slash.")
     my $node = '';
-    my $double_slashes_special = $self->isa("File::Spec::Cygwin") || $^O =~ m/^(?:qnx|nto)$/;
-    if ( $double_slashes_special && $path =~ s:^(//[^/]+)(/|\z):/:s ) {
+    my $double_slashes_special = $^O eq 'qnx' || $^O eq 'nto';
+    if ( $double_slashes_special && $path =~ s{^(//[^/]+)(?:/|\z)}{/}s ) {
       $node = $1;
     }
     # This used to be
@@ -57,12 +56,12 @@ sub canonpath {
     # but that made tests 29, 30, 35, 46, and 213 (as of #13272) to fail
     # (Mainly because trailing "" directories didn't get stripped).
     # Why would cygwin avoid collapsing multiple slashes into one? --jhi
-    $path =~ s|/+|/|g;                             # xx////xx  -> xx/xx
-    $path =~ s@(/\.)+(/|\Z(?!\n))@/@g;             # xx/././xx -> xx/xx
-    $path =~ s|^(\./)+||s unless $path eq "./";    # ./xx      -> xx
-    $path =~ s|^/(\.\./)+|/|;                      # /../../xx -> xx
+    $path =~ s|/{2,}|/|g;                            # xx////xx  -> xx/xx
+    $path =~ s{(?:/\.)+(?:/|\z)}{/}g;                # xx/././xx -> xx/xx
+    $path =~ s|^(?:\./)+||s unless $path eq "./";    # ./xx      -> xx
+    $path =~ s|^/(?:\.\./)+|/|;                      # /../../xx -> xx
     $path =~ s|^/\.\.$|/|;                         # /..       -> /
-    $path =~ s|/\Z(?!\n)|| unless $path eq "/";          # xx/       -> xx
+    $path =~ s|/\z|| unless $path eq "/";          # xx/       -> xx
     return "$node$path";
 }
 
@@ -180,7 +179,7 @@ directory. (Does not strip symlinks, only '.', '..', and equivalents.)
 
 sub no_upwards {
     my $self = shift;
-    return grep(!/^\.{1,2}\Z(?!\n)/s, @_);
+    return grep(!/^\.{1,2}\z/s, @_);
 }
 
 =item case_tolerant
@@ -260,7 +259,7 @@ sub splitpath {
         $directory = $path;
     }
     else {
-        $path =~ m|^ ( (?: .* / (?: \.\.?\Z(?!\n) )? )? ) ([^/]*) |xs;
+        $path =~ m|^ ( (?: .* / (?: \.\.?\z )? )? ) ([^/]*) |xs;
         $directory = $1;
         $file      = $2;
     }