Run thread shutdown functions in an explicit order

This removes the __libc_thread_subfreeres hook in favor of explict
calls.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>

3 files changed, 7 insertions, 7 deletions

diff --git a/resolv/res-close.c b/resolv/res-close.c
index e02f5af..38572b1 100644
--- a/resolv/res-close.c
+++ b/resolv/res-close.c
@@ -126,8 +126,8 @@ res_nclose (res_state statp)
 libc_hidden_def (__res_nclose)
 
 /* This is called when a thread is exiting to free resources held in _res.  */
-static void __attribute__ ((section ("__libc_thread_freeres_fn")))
-res_thread_freeres (void)
+void
+__res_thread_freeres (void)
 {
   __resolv_context_freeres ();
 
@@ -140,5 +140,4 @@ res_thread_freeres (void)
   /* Make sure we do a full re-initialization the next time.  */
   _res.options = 0;
 }
-text_set_element (__libc_thread_subfreeres, res_thread_freeres);
-text_set_element (__libc_subfreeres, res_thread_freeres);
+text_set_element (__libc_subfreeres, __res_thread_freeres);
diff --git a/resolv/resolv-internal.h b/resolv/resolv-internal.h
index ac6e495..b8e447c 100644
--- a/resolv/resolv-internal.h
+++ b/resolv/resolv-internal.h
@@ -97,4 +97,7 @@ int __res_nopt (struct resolv_context *, int n0,
 int __inet_pton_length (int af, const char *src, size_t srclen, void *);
 libc_hidden_proto (__inet_pton_length)
 
+/* Called as part of the thread shutdown sequence.  */
+void __res_thread_freeres (void) attribute_hidden;
+
 #endif  /* _RESOLV_INTERNAL_H */
diff --git a/resolv/resolv_conf.c b/resolv/resolv_conf.c
index ab4e5dc..b4021ab 100644
--- a/resolv/resolv_conf.c
+++ b/resolv/resolv_conf.c
@@ -673,8 +673,7 @@ __resolv_conf_detach (struct __res_state *resp)
 }
 
 /* Deallocate the global data.  */
-static void __attribute__ ((section ("__libc_thread_freeres_fn")))
-freeres (void)
+libc_freeres_fn (freeres)
 {
   /* No locking because this function is supposed to be called when
      the process has turned single-threaded.  */
@@ -698,4 +697,3 @@ freeres (void)
      deallocated memory.  */
   global = NULL;
 }
-text_set_element (__libc_subfreeres, freeres);