From a7b1061f7546d9e3be894aa52a90c9a2f0fbae3c Mon Sep 17 00:00:00 2001
From: Dmitry Kim <dmitry point kim at gmail point com>
Date: Sat, 21 Apr 2007 17:58:25 +0000
Subject: + pidfile support + command line option for pid file name

---
 bin/rbot           | 2 ++
 lib/rbot/ircbot.rb | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/bin/rbot b/bin/rbot
index 95076eb3..0a8fb7e9 100755
--- a/bin/rbot
+++ b/bin/rbot
@@ -68,6 +68,7 @@ opts = GetoptLong.new(
   ["--help",  "-h", GetoptLong::NO_ARGUMENT],
   ["--loglevel",  "-l", GetoptLong::REQUIRED_ARGUMENT],
   ["--trace",  "-t", GetoptLong::REQUIRED_ARGUMENT],
+  ["--pidfile", "-p", GetoptLong::REQUIRED_ARGUMENT],
   ["--version", "-v", GetoptLong::NO_ARGUMENT]
 )
 
@@ -117,6 +118,7 @@ if ($opts["help"])
   puts "  -v, --version      version information"
   puts "  -d, --debug        enable debug messages"
   puts "  -b, --background   background (daemonize) the bot"
+  puts "  -p, --pidfile      write the bot pid to this file"
   puts "config directory defaults to ~/.rbot"
   exit 0
 end
diff --git a/lib/rbot/ircbot.rb b/lib/rbot/ircbot.rb
index b1ffb51f..f4c1f5bc 100644
--- a/lib/rbot/ircbot.rb
+++ b/lib/rbot/ircbot.rb
@@ -429,6 +429,10 @@ class Bot
 
     log_session_start
 
+    File.open($opts['pidfile'] || "#{@botclass}/rbot.pid", 'w') do |pf|
+      pf << "#{$$}\n"
+    end
+
     @registry = BotRegistry.new self
 
     @timer = Timer::Timer.new(1.0) # only need per-second granularity
-- 
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