Merge branch 'upstream-merged' of git.debian.org:/git/pkg-hurd/hurd into upstream-merged

1 files changed, 61 insertions, 0 deletions

diff --git a/libpthread/sysdeps/l4/hurd/pt-sysdep.c b/libpthread/sysdeps/l4/hurd/pt-sysdep.c
new file mode 100644
index 00000000..c23364c7
--- /dev/null
+++ b/libpthread/sysdeps/l4/hurd/pt-sysdep.c
@@ -0,0 +1,61 @@
+/* System dependent pthreads code.  Hurd version.
+   Copyright (C) 2000, 2008 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 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
+   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., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <assert.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#include <pt-internal.h>
+
+int
+sched_yield (void)
+{
+  l4_yield ();
+  return 0;
+}
+
+/* Forward.  */
+static void init_routine (void (*) (void *), void *)
+  __attribute__ ((noreturn));
+
+/* OK, the name of this variable isn't really appropriate, but I don't
+   want to change it yet.  */
+void (*_pthread_init_routine)(void (*) (void *), void *) = &init_routine;
+
+/* This function is called from the Hurd-specific startup code.  It
+   should return a new stack pointer for the main thread.  The caller
+   will switch to this new stack before doing anything serious.  */
+static void
+init_routine (void (*entry) (void *), void *arg)
+{
+  /* Initialize the library.  */
+  __pthread_initialize ();
+
+  struct __pthread *thread;
+  int err;
+
+  /* Create the pthread structure for the main thread (i.e. us).  */
+  err = __pthread_create_internal (&thread, 0,
+				   (void *(*)(void *)) entry, arg);
+  assert_perror (err);
+
+  /* Switch stacks.  */
+  l4_start_sp_ip (l4_myself (), thread->mcontext.sp,
+		  thread->mcontext.pc);
+}