# HG changeset patch
# User Doug Simon <doug.simon@oracle.com>
# Date 1401101717 -7200
# Node ID c102edf3812701558834c267bef776c7a402250d
# Parent  c5f57314599d53fc488a78927864860b9e27a48a
mx: prevent CTRL-C from being blocked while subprocess is running (re-applied without unrelated changes)

diff -r c5f57314599d -r c102edf38127 mxtool/mx.py
--- a/mxtool/mx.py	Mon May 26 12:52:02 2014 +0200
+++ b/mxtool/mx.py	Mon May 26 12:55:17 2014 +0200
@@ -1525,8 +1525,11 @@
             # Don't make the reader thread a daemon otherwise output can be droppped
             t.start()
             joiners.append(t)
-        for t in joiners:
-            t.join()
+        while any([t.is_alive() for t in joiners]):
+            # Need to use timeout otherwise all signals (including CTRL-C) are blocked
+            # see: http://bugs.python.org/issue1167930
+            for t in joiners:
+                t.join(10)
         if timeout is None or timeout == 0:
             retcode = waitOn(p)
         else: