From 4bc15e5af014a4f1ad0b82cc59595ebbc7899d39 Mon Sep 17 00:00:00 2001
From: Dan Boger <zigdon@irc.peeron.com>
Date: Tue, 1 Sep 2009 12:02:55 -0700
Subject: [PATCH] Make sure we don't leave pids in the pidwait_*() list once
 we're done with our forked child.

---
 twirssi.pl | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/twirssi.pl b/twirssi.pl
index 1263893..eb878bf 100644
--- a/twirssi.pl
+++ b/twirssi.pl
@@ -38,6 +38,7 @@ my %tweet_cache;
 my %id_map;
 my $failwhale  = 0;
 my $first_call = 1;
+my $child_pid;
 
 my %irssi_to_mirc_colors = (
     '%k' => '01',
@@ -776,13 +777,13 @@ sub get_updates {
 
     my ( $fh, $filename ) = File::Temp::tempfile();
     binmode( $fh, ":utf8" );
-    my $pid = fork();
+    $child_pid = fork();
 
-    if ($pid) {    # parent
+    if ($child_pid) {    # parent
         Irssi::timeout_add_once( 5000, 'monitor_child',
             [ "$filename.done", 0 ] );
-        Irssi::pidwait_add($pid);
-    } elsif ( defined $pid ) {    # child
+        Irssi::pidwait_add($child_pid);
+    } elsif ( defined $child_pid ) {    # child
         close STDIN;
         close STDOUT;
         close STDERR;
@@ -1222,6 +1223,9 @@ sub monitor_child {
                 delete $tweet_cache{$_};
             }
             $last_poll = $new_last_poll;
+            
+            # make sure the pid is removed from the waitpid list
+            Irssi::pidwait_remove($child_pid);
 
             # save id_map hash
             if ( keys %id_map
-- 
2.39.5