Merged revisions 81007 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
........
r81007 | jean-paul.calderone | 2010-05-08 16:06:02 -0400 (Sat, 08 May 2010) | 1 line
Skip signal handler re-installation if it is not necessary. Issue 8354.
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diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 3ea4d8c..6774043 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -1867,6 +1867,10 @@
PyOS_setsig(int sig, PyOS_sighandler_t handler)
{
#ifdef HAVE_SIGACTION
+ /* Some code in Modules/signalmodule.c depends on sigaction() being
+ * used here if HAVE_SIGACTION is defined. Fix that if this code
+ * changes to invalidate that assumption.
+ */
struct sigaction context, ocontext;
context.sa_handler = handler;
sigemptyset(&context.sa_mask);