From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sat, 3 Mar 2018 10:47:56 +0000 (+0000)
Subject: t/gai_misc
X-Git-Tag: archive/raspbian/2.27-1+rpi1^2~118
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=b95762adfe7e1a72e83fcee7df420a7c4896c0df;p=glibc.git

t/gai_misc

Add a hurd version of threaded gai_misc.h

Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>


Gbp-Pq: Topic hurd-i386
Gbp-Pq: Name tg-gai_misc.diff
---

diff --git a/sysdeps/mach/hurd/gai_misc.h b/sysdeps/mach/hurd/gai_misc.h
new file mode 100644
index 000000000..ee8117fa9
--- /dev/null
+++ b/sysdeps/mach/hurd/gai_misc.h
@@ -0,0 +1,44 @@
+#include <signal.h>
+#include <pthread.h>
+
+#define gai_start_notify_thread __gai_start_notify_thread
+#define gai_create_helper_thread __gai_create_helper_thread
+
+extern inline void
+__gai_start_notify_thread (void)
+{
+  sigset_t ss;
+  sigemptyset (&ss);
+  sigprocmask(SIG_SETMASK, &ss, NULL);
+}
+
+extern inline int
+__gai_create_helper_thread (pthread_t *threadp, void *(*tf) (void *),
+			    void *arg)
+{
+  pthread_attr_t attr;
+
+  /* Make sure the thread is created detached.  */
+  pthread_attr_init (&attr);
+  pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
+
+  /* The helper thread needs only very little resources.  */
+  (void) pthread_attr_setstacksize (&attr, 0x10000);
+
+  /* Block all signals in the helper thread.  To do this thoroughly we
+     temporarily have to block all signals here.  */
+  sigset_t ss;
+  sigset_t oss;
+  sigfillset (&ss);
+  sigprocmask(SIG_SETMASK, &ss, &oss);
+
+  int ret = pthread_create (threadp, &attr, tf, arg);
+
+  /* Restore the signal mask.  */
+  sigprocmask(SIG_SETMASK, &oss, NULL);
+
+  (void) pthread_attr_destroy (&attr);
+  return ret;
+}
+
+#include_next <gai_misc.h>