From 669780618545ceb03565068cbac8440f30646617 Mon Sep 17 00:00:00 2001
From: rakshasa <sundell.software@gmail.com>
Date: Fri, 16 Aug 2013 16:29:59 +0900
Subject: [PATCH] Use pid and ppid to XOR the seed value for random and rand48.

---
 src/main.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main.cc b/src/main.cc
index 5221581a..c31a5c04 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -189,8 +189,8 @@ main(int argc, char** argv) {
 
     control = new Control;
     
-    srandom(cachedTime.usec());
-    srand48(cachedTime.usec());
+    srandom(cachedTime.usec() ^ (getpid() << 16) ^ getppid());
+    srand48(cachedTime.usec() ^ (getpid() << 16) ^ getppid());
 
     SignalHandler::set_ignore(SIGPIPE);
     SignalHandler::set_handler(SIGINT,   sigc::mem_fun(control, &Control::receive_normal_shutdown));