add cleancache.pl

git-svn-id: http://opensvn.csie.org/pttbbs/pttbbs/trunk/pttbbs@461 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

1 files changed, 24 insertions, 0 deletions

diff --git a/util/cleancache.pl b/util/cleancache.pl
new file mode 100644
index 00000000..87701d2d
--- /dev/null
+++ b/util/cleancache.pl
@@ -0,0 +1,24 @@
+#!/usr/bin/perl
+use lib '/home/bbs/bin/';
+use LocalVars;
+
+chdir '/home/bbs/';
+opendir(DIR, "cache") || die "can't open cache/ ($!) ";
+foreach( readdir(DIR) ){
+    if( index($_, $MYHOSTNAME) == 0 ){
+	$hash{$_} = 1;
+    }
+}
+
+closedir DIR;
+
+open USEDPID, "bin/shmctl listpid |";
+while( <USEDPID> ){
+    chomp;
+    delete $hash{"${MYHOSTNAME}b$_"};
+}
+
+foreach( keys %hash ){
+    print "$_\n";
+    unlink "cache/$_";
+}