From: Chip Salzenberg <chip@atlantic.net>
Date: Sat, 8 Mar 1997 23:57:19 +0000 (+1200)
Subject: New subroutine Symbol::qualify_to_ref()
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=b42fedfb07682e12b18e39d330b684958f7cc765;p=p5sagit%2Fp5-mst-13.2.git

New subroutine Symbol::qualify_to_ref()

(this is the same change as commit 578b087ab63db59886b8f9a1e8bebc8524523fa5, but as applied)
---

diff --git a/lib/Symbol.pm b/lib/Symbol.pm
index e40ae7b..6807e74 100644
--- a/lib/Symbol.pm
+++ b/lib/Symbol.pm
@@ -23,6 +23,10 @@ Symbol - manipulate Perl symbols and their names
     print qualify(\*x), "\n";              # returns \*x
     print qualify(\*x, "FOO"), "\n";       # returns \*x
 
+    use strict refs;
+    print { qualify_to_ref $fh } "foo!\n";
+    $ref = qualify_to_ref $name, $pkg;
+
 =head1 DESCRIPTION
 
 C<Symbol::gensym> creates an anonymous glob and returns a reference
@@ -44,14 +48,19 @@ Qualification applies only to symbol names (strings).  References are
 left unchanged under the assumption that they are glob references,
 which are qualified by their nature.
 
+C<Symbol::qualify_to_ref> is just like C<Symbol::qualify> except that it
+returns a glob ref rather than a symbol name, so you can use the result
+even if C<use strict 'refs'> is in effect.
+
 =cut
 
 BEGIN { require 5.002; }
 
 require Exporter;
 @ISA = qw(Exporter);
+@EXPORT = qw(gensym ungensym qualify qualify_to_ref);
 
-@EXPORT = qw(gensym ungensym qualify);
+$VERSION = 1.02;
 
 my $genpkg = "Symbol::";
 my $genseq = 0;
@@ -88,4 +97,8 @@ sub qualify ($;$) {
     $name;
 }
 
+sub qualify_to_ref ($;$) {
+    return \*{ qualify $_[0], @_ > 1 ? $_[1] : caller };
+}
+
 1;