1 files changed, 2 insertions, 37 deletions

diff --git a/newlib/libc/stdlib/on_exit.c b/newlib/libc/stdlib/on_exit.c
index f3383501f..3ac7f998b 100644
--- a/newlib/libc/stdlib/on_exit.c
+++ b/newlib/libc/stdlib/on_exit.c
@@ -56,7 +56,7 @@ Supporting OS subroutines required: None
 
 #include <stddef.h>
 #include <stdlib.h>
-#include <reent.h>
+#include "atexit.h"
 
 /*
  * Register a function to be performed at exit.
@@ -68,40 +68,5 @@ _DEFUN (on_exit,
 	_VOID _EXFUN ((*fn), (int, _PTR)) _AND
         _PTR arg)
 {
-  struct _on_exit_args * args;
-  register struct _atexit *p;
-  void (*x)(void) = (void (*)(void))fn;
-
-/* _REENT_SMALL on_exit() doesn't allow more than the required 32 entries.  */
-#ifdef _REENT_SMALL
-  p = &_GLOBAL_REENT->_atexit;
-  if (p->_ind >= _ATEXIT_SIZE)
-    return -1;
-  args = p->_on_exit_args_ptr;
-  if (args == NULL)
-    {
-      args = malloc (sizeof * p->_on_exit_args_ptr);
-      if (args == NULL)
-        return -1;
-      args->_fntypes = 0;
-      p->_on_exit_args_ptr = args;
-    }
-#else
-  if ((p = _GLOBAL_REENT->_atexit) == NULL)
-    _GLOBAL_REENT->_atexit = p = &_GLOBAL_REENT->_atexit0;
-  if (p->_ind >= _ATEXIT_SIZE)
-    {
-      if ((p = (struct _atexit *) malloc (sizeof *p)) == NULL)
-        return -1;
-      p->_ind = 0;
-      p->_on_exit_args._fntypes = 0;
-      p->_next = _GLOBAL_REENT->_atexit;
-      _GLOBAL_REENT->_atexit = p;
-    }
-  args = & p->_on_exit_args;
-#endif
-  args->_fntypes |= (1 << p->_ind);
-  args->_fnargs[p->_ind] = arg;
-  p->_fns[p->_ind++] = x;
-  return 0;
+  return __register_exitproc (__et_onexit, (void (*)(void)) fn, arg, NULL);
 }