From 3b391db91f70b2166951413ee1eccc78cd398a44 Mon Sep 17 00:00:00 2001
From: Richard Braun <rbraun@sceen.net>
Date: Wed, 19 Feb 2014 21:30:22 +0100
Subject: Make name resolution thread-safe

* pthread/pt-alloc.c (initialize_pthread): Reset resolver state.
* pthread/pt-create.c: Include <resolv.h>.
(entry_point): Update the __resp TLS variable to point to the resolver
state of the current thread.
* pthread/pt-internal.h: Define __need_res_state and include <resolv.h>.
(struct __pthread): New `res_state' member.
---
 pthread/pt-alloc.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'pthread/pt-alloc.c')

diff --git a/pthread/pt-alloc.c b/pthread/pt-alloc.c
index af544c5..4860f48 100644
--- a/pthread/pt-alloc.c
+++ b/pthread/pt-alloc.c
@@ -68,6 +68,8 @@ initialize_pthread (struct __pthread *new)
 
   new->cancelation_handlers = 0;
 
+  memset (&new->res_state, '\0', sizeof (new->res_state));
+
 #ifdef ENABLE_TLS
   new->tcb = NULL;
 #endif
-- 
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