1 files changed, 57 insertions, 0 deletions
diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/fork.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/fork.h
new file mode 100644
index 000000000..8245d9ef0
--- /dev/null
+++ b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/fork.h
@@ -0,0 +1,57 @@
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <list.h>
+#include <bits/libc-lock.h>
+
+struct fork_block
+{
+  /* Lock to protect handling of fork handlers.  */
+  __libc_lock_define (, lock);
+
+  /* Lists of registered fork handlers.  */
+  list_t prepare_list;
+  list_t parent_list;
+  list_t child_list;
+};
+
+extern struct fork_block __fork_block attribute_hidden;
+
+/* Elements of the fork handler lists.  */
+struct fork_handler
+{
+  list_t list;
+  void (*handler) (void);
+  void *dso_handle;
+};
+
+
+/* Function to call to unregister fork handlers.  */
+extern void __unregister_atfork (void *dso_handle) attribute_hidden;
+#define UNREGISTER_ATFORK(dso_handle) __unregister_atfork (dso_handle)
+
+
+/* C library side function to register new fork handlers.  */
+extern int __register_atfork (void (*__prepare) (void),
+			      void (*__parent) (void),
+			      void (*__child) (void),
+			      void *dso_handle);
+
+#ifndef ARCH_FORK
+# define ARCH_FORK() __libc_fork()
+#endif