Merged changes from kopensolaris-gnu project

http://git.csclub.uwaterloo.ca/?p=kopensolaris-gnu/glibc.git

Commits from 9157319 to bad8ac8.

This is only partial patch, some changes to not apply
and will be resovled and committed next.

1 files changed, 73 insertions, 0 deletions

diff --git a/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/thr_join.c b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/thr_join.c
new file mode 100644
index 0000000000..88907526ec
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/thr_join.c
@@ -0,0 +1,73 @@
+/* Copyright (C) 2008 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David Bartley <dtbartle@csclub.uwaterloo.ca>, 2008.
+
+   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 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.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <pthreadP.h>
+#include <thread.h>
+#include <errno.h>
+#include <assert.h>
+#include <inline-syscall.h>
+
+DECLARE_INLINE_SYSCALL (int, lwp_wait, thread_t lwpid, thread_t *departed);
+
+int thr_join (thread_t thread, thread_t *departed, void **status)
+{
+  if (thread == 0)
+    {
+      /* Wait for any thread to terminate.  */
+      thread_t _departed;
+      int errval = INLINE_SYSCALL (lwp_wait, 2, 0, &_departed);
+      if(errval != 0)
+        return errval;
+
+      /* Check if this is a thread we know about.  */
+      struct pthread *pd = __find_in_stack_list (_departed);
+      if (pd == NULL)
+        {
+          if (departed)
+            *departed = _departed;
+          if (status)
+            *status = 0;
+          return 0;
+        }
+
+      /* We mark the thread as terminated and as joined.  */
+      pd->tid = -1;
+
+      /* Store the return value if the caller is interested.  */
+      if (status != NULL)
+        *status = pd->result;
+
+      /* Free the TCB.  */
+      __free_tcb (pd);
+
+      /* Return the thread_t we waited on if the caller is interested.  */
+      if (departed)
+        *departed = (thread_t)thread;
+
+      return 0;
+    }
+  else
+    {
+      /* Normal wait.  */
+      int errval = pthread_join (thread, status);
+      if (errval == 0 && departed)
+        *departed = thread;
+      return errval;
+    }
+}