1 files changed, 51 insertions, 0 deletions

diff --git a/src/lib/libc/stdlib/atexit.h b/src/lib/libc/stdlib/atexit.h
new file mode 100644
index 0000000000..1b23565dd0
--- /dev/null
+++ b/src/lib/libc/stdlib/atexit.h
@@ -0,0 +1,51 @@
+/*      $OpenBSD: atexit.h,v 1.7 2007/09/03 14:40:16 millert Exp $ */
+
+/*
+ * Copyright (c) 2002 Daniel Hartmeier
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *    - Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *    - Redistributions in binary form must reproduce the above
+ *      copyright notice, this list of conditions and the following
+ *      disclaimer in the documentation and/or other materials provided
+ *      with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+struct atexit {
+        struct atexit *next;            /* next in list */
+        int ind;                        /* next index in this table */
+        int max;                        /* max entries >= ATEXIT_SIZE */
+        struct atexit_fn {
+                union {
+                        void (*std_func)(void);
+                        void (*cxa_func)(void *);
+                } fn_ptr;
+                void *fn_arg;           /* argument for CXA callback */
+                void *fn_dso;           /* shared module handle */
+        } fns[1];                       /* the table itself */
+};
+
+extern int __atexit_invalid;
+extern struct atexit *__atexit;         /* points to head of LIFO stack */
+
+int     __cxa_atexit(void (*)(void *), void *, void *);
+void    __cxa_finalize(void *);