From 79c8d21ca871e2f52d8de960cbf2534ba4509491 Mon Sep 17 00:00:00 2001
From: Zygo Blaxell <zblaxell@esightcorp.com>
Date: Thu, 13 May 2010 16:41:30 -0400
Subject: [PATCH] Add garbage collection at the end of each run.

You can trivially invoke the garbage collector by redirecting stdin
to /dev/null.
---
 dm6 | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/dm6 b/dm6
index c6f93d9..874534f 100755
--- a/dm6
+++ b/dm6
@@ -186,6 +186,15 @@ while (<STDIN>) {
 	warn "$file: $@" if $@;
 }
 
+# Garbage collection
+print STDERR "\nGarbage collection in '$link_dir'...";
+chdir($link_dir) || die "chdir: $link_dir: $!";
+print STDERR "\nRemoving files with link count < 3...";
+system("find digest inode -type f -links -3 -print0 | xargs -0 rm -f") and die "system: exit status $?";
+print STDERR "\nRemoving empty directories...";
+system("find digest inode -type d -empty -print0 | xargs -0r rmdir -p --ignore-fail-on-non-empty") and die "system: exit status $?";
+print STDERR "\nDone.\n";
+
 exit(0);
 
 __END__
-- 
2.30.2