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[thirdparty/glibc.git] / hurd / msgportdemux.c

diff --git a/hurd/msgportdemux.c b/hurd/msgportdemux.c
index ae783ef2703e69758c1024a006979e9e5e00d652..b57a97c36af7a8b715eab2b84f2b06724ddc5de1 100644 (file)
--- a/hurd/msgportdemux.c
+++ b/hurd/msgportdemux.c
@@ -1,22 +1,20 @@
 /* Demux messages sent on the signal port.
+   Copyright (C) 1991-2019 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
-Copyright (C) 1991, 1992, 1994, 1995 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
 
 #include <hurd.h>
 #include <hurd/signal.h>
@@ -48,8 +46,8 @@ msgport_server (mach_msg_header_t *inp,
     if ((*d->demux) (inp, outp))
       return 1;
 
-  return (_S_exc_server (inp, outp) ||
-         _S_msg_server (inp, outp));
+  return (_S_exc_server (inp, outp)
+         || _S_msg_server (inp, outp));
 }
 
 /* This is the code that the signal thread runs.  */
@@ -58,8 +56,12 @@ _hurd_msgport_receive (void)
 {
   /* Get our own sigstate cached so we never again have to take a lock to
      fetch it.  There is much code in hurdsig.c that operates with some
-     sigstate lock held, which will deadlock with _hurd_thread_sigstate.  */
-  (void) _hurd_self_sigstate ();
+     sigstate lock held, which will deadlock with _hurd_thread_sigstate.
+
+     Furthermore, in the cthreads case this is the convenient spot
+     to initialize _hurd_msgport_thread (see hurdsig.c:_hurdsig_init).  */
+
+  _hurd_msgport_thread = _hurd_self_sigstate ()->thread;
 
   while (1)
     (void) __mach_msg_server (msgport_server, __vm_page_size, _hurd_msgport);