libpthread/nptl: core of the "Native Posix Threading Library" for uClibc

targetting arm,sh,i386,mips,sparc for now

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

1 files changed, 94 insertions, 0 deletions

diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/timer_delete.c b/libpthread/nptl/sysdeps/unix/sysv/linux/timer_delete.c
new file mode 100644
index 000000000..3ebbbce30
--- /dev/null
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/timer_delete.c
@@ -0,0 +1,94 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+   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; 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 <errno.h>
+#include <stdlib.h>
+#include <time.h>
+#include <sysdep.h>
+#include <bits/kernel-features.h>
+#include "kernel-posix-timers.h"
+
+
+#ifdef __NR_timer_delete
+# ifndef __ASSUME_POSIX_TIMERS
+static int compat_timer_delete (timer_t timerid);
+#  define timer_delete static compat_timer_delete
+#  include <nptl/sysdeps/pthread/timer_delete.c>
+#  undef timer_delete
+# endif
+
+# ifdef timer_delete_alias
+#  define timer_delete timer_delete_alias
+# endif
+
+
+int
+timer_delete (timerid)
+     timer_t timerid;
+{
+# undef timer_delete
+# ifndef __ASSUME_POSIX_TIMERS
+  if (__no_posix_timers >= 0)
+# endif
+    {
+      struct timer *kt = (struct timer *) timerid;
+
+      /* Delete the kernel timer object.  */
+      int res = INLINE_SYSCALL (timer_delete, 1, kt->ktimerid);
+
+      if (res == 0)
+	{
+# ifndef __ASSUME_POSIX_TIMERS
+	  /* We know the syscall support is available.  */
+	  __no_posix_timers = 1;
+# endif
+
+	  /* Free the memory.  */
+	  (void) free (kt);
+
+	  return 0;
+	}
+
+      /* The kernel timer is not known or something else bad happened.
+	 Return the error.  */
+# ifndef __ASSUME_POSIX_TIMERS
+      if (errno != ENOSYS)
+	{
+	  __no_posix_timers = 1;
+# endif
+	  return -1;
+# ifndef __ASSUME_POSIX_TIMERS
+	}
+
+      __no_posix_timers = -1;
+# endif
+    }
+
+# ifndef __ASSUME_POSIX_TIMERS
+  return compat_timer_delete (timerid);
+# endif
+}
+#else
+# ifdef timer_delete_alias
+#  define timer_delete timer_delete_alias
+# endif
+/* The new system calls are not available.  Use the userlevel
+   implementation.  */
+# include <nptl/sysdeps/pthread/timer_delete.c>
+#endif