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authorRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
committerRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
commit28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch)
tree15f07c4c43d635959c6afee96bde71fb1b3614ee /stdlib/on_exit.c
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initial import
Diffstat (limited to 'stdlib/on_exit.c')
-rw-r--r--stdlib/on_exit.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/stdlib/on_exit.c b/stdlib/on_exit.c
new file mode 100644
index 0000000..bd100be
--- /dev/null
+++ b/stdlib/on_exit.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <ansidecl.h>
+#include <stdlib.h>
+#include "exit.h"
+
+/* Register a function to be called by exit. */
+int
+DEFUN(on_exit, (func, arg),
+ void EXFUN((*func), (int status, PTR arg)) AND PTR arg)
+{
+ struct exit_function *new = __new_exitfn();
+
+ if (new == NULL)
+ return -1;
+
+ new->flavor = ef_on;
+ new->func.on.fn = func;
+ new->func.on.arg = arg;
+ return 0;
+}