1 files changed, 63 insertions, 0 deletions
diff --git a/scripts/fork.py b/scripts/fork.py
new file mode 100644
index 0000000..8d1e855
--- /dev/null
+++ b/scripts/fork.py
@@ -0,0 +1,63 @@
+import irssi
+import os
+import time
+import sys
+
+child_pid = 0
+
+def sig_pidwait(pid, status):
+    if child_pid != pid:
+        print 'pidwait dont know',pid
+        return
+
+    if os.WIFSIGNALED(status):
+        print '%d killed by signal' % pid
+    elif os.WIFEXITED(status):
+        print '%d exited(%d)' % (pid, os.WEXITSTATUS(status))
+
+    irssi.signal_remove('pidwait')
+
+def read_child(fd, condition, out):
+    data = os.read(fd, 512)
+    if not data:
+        return False
+    out.write(data) 
+    return True
+
+def childfunc():
+    """ do your stuff """
+    for i in xrange(30):
+        print 'ME CHILD', i
+        time.sleep(1)    
+
+
+def cmd_forkoff(data, server, witem):
+    global child_pid
+   
+    rs, ws = os.pipe()
+    re, we = os.pipe()
+
+    pid = os.fork()
+    if pid > 0:
+        #parent
+        child_pid = pid
+        irssi.pidwait_add(pid)
+        print 'forked off',pid
+        irssi.signal_add('pidwait', sig_pidwait)
+
+        #redirect child output
+        irssi.io_add_watch(rs, read_child, sys.stdout)
+        irssi.io_add_watch(re, read_child, sys.stderr)
+
+    else:
+        #child
+        sys.stdout = os.fdopen(ws, 'w', 0)
+        sys.stderr = os.fdopen(we, 'w', 0)
+
+        childfunc()
+
+        sys.stdout.close()
+        sys.stderr.close()
+        os._exit(5)
+
+irssi.command_bind('forkoff', cmd_forkoff)