Swap byte order in DO_BO_(UN)?PACK based on a variable needs_swap.

[perl5.git] / lib / DirHandle.pm

diff --git a/lib/DirHandle.pm b/lib/DirHandle.pm
index 12ee6c6..7493c00 100644 (file)
--- a/lib/DirHandle.pm
+++ b/lib/DirHandle.pm
@@ -1,6 +1,6 @@
 package DirHandle;
 
-our $VERSION = '1.00';
+our $VERSION = '1.04';
 
 =head1 NAME 
 
@@ -9,7 +9,7 @@ DirHandle - supply object methods for directory handles
 =head1 SYNOPSIS
 
     use DirHandle;
-    $d = new DirHandle ".";
+    $d = DirHandle->new(".");
     if (defined $d) {
         while (defined($_ = $d->read)) { something($_); }
         $d->rewind;
@@ -32,7 +32,7 @@ use Carp;
 use Symbol;
 
 sub new {
-    @_ >= 1 && @_ <= 2 or croak 'usage: new DirHandle [DIRNAME]';
+    @_ >= 1 && @_ <= 2 or croak 'usage: DirHandle->new( [DIRNAME] )';
     my $class = shift;
     my $dh = gensym;
     if (@_) {
@@ -44,6 +44,10 @@ sub new {
 
 sub DESTROY {
     my ($dh) = @_;
+    # Don't warn about already being closed as it may have been closed 
+    # correctly, or maybe never opened at all.
+    local($., $@, $!, $^E, $?);
+    no warnings 'io';
     closedir($dh);
 }