From 7299ca586a6a78a40081a6e7e2e94c3b1a8aa538 Mon Sep 17 00:00:00 2001
From: Nicholas Clark <nick@ccl4.org>
Date: Thu, 7 Jan 2010 14:22:39 +0000
Subject: Unlink PerlIO's tempfiles for the case of no -T, but bogus
 $ENV{TMPDIR}

When -T is enabled, or when $ENV{TMPDIR} is bogus, perlio.c used a pathname
matching </tmp/PerlIO_??????>. However, it was only correctly unlinking the
file for the case of -T enabled.
---
 t/io/perlio.t | 26 +++++++++++++++++++++++---
 1 file changed, 23 insertions(+), 3 deletions(-)

(limited to 't')

diff --git a/t/io/perlio.t b/t/io/perlio.t
index 1499ca2802..3a81512c82 100644
--- a/t/io/perlio.t
+++ b/t/io/perlio.t
@@ -9,7 +9,7 @@ BEGIN {
 	require './test.pl';
 }
 
-plan tests => 40;
+plan tests => 42;
 
 use_ok('PerlIO');
 
@@ -97,16 +97,36 @@ ok(close($utffh));
         if !$Config{d_mkstemp}
         || $^O eq 'VMS' || $^O eq 'MSwin32' || $^O eq 'os2';
       local $ENV{TMPDIR} = $nonexistent;
+
+      # hardcoded default temp path
+      my $perlio_tmp_file_glob = '/tmp/PerlIO_??????';
+
+      my @before = glob $perlio_tmp_file_glob;
+
       ok( open(my $x,"+<",undef), 'TMPDIR honored by magic temp file via 3 arg open with undef - works if TMPDIR points to a non-existent dir');
 
+      my @after = glob $perlio_tmp_file_glob;
+      is( "@after", "@before", "No tmp files leaked");
+
+      unlink_new(\@before, \@after);
+
       mkdir $ENV{TMPDIR};
       ok(open(my $x,"+<",undef), 'TMPDIR honored by magic temp file via 3 arg open with undef - works if TMPDIR points to an existent dir');
 
-      # hardcoded default temp path
-      unlink </tmp/PerlIO_*>;
+      @after = glob $perlio_tmp_file_glob;
+      is( "@after", "@before", "No tmp files leaked");
+
+      unlink_new(\@before, \@after);
     }
 }
 
+sub unlink_new {
+    my ($before, $after) = @_;
+    my %before;
+    @before{@$before} = ();
+    unlink grep {!exists $before{$_}} @$after;
+}
+
 # in-memory open
 SKIP: {
     eval { require PerlIO::scalar };
-- 
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