X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdlib%2Fatexit.c;h=52df21c22c1991ff523ec2d3e44e1d787141de79;hb=59ea6aaa046fcca1d29886ec7df98e8a92053469;hp=ac478c94cabff262e50606b8632018b16dec2896;hpb=dcc8a8e99f69e090a03b7b868443addbc0817820;p=pdclib.old

diff --git a/functions/stdlib/atexit.c b/functions/stdlib/atexit.c
index ac478c9..52df21c 100644
--- a/functions/stdlib/atexit.c
+++ b/functions/stdlib/atexit.c
@@ -1,9 +1,45 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
-
-// TODO: C/C++ linkages
-int atexit( void (*func) ( void ) ) { /* TODO */ };
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* atexit( void (*)( void ) )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdlib.h>
+
+#ifndef REGTEST
+
+extern struct _PDCLIB_exitfunc_t * regstack;
+
+int atexit( void (*func)( void ) )
+{
+    struct _PDCLIB_exitfunc_t * regfunc = (struct _PDCLIB_exitfunc_t *)malloc( sizeof( struct _PDCLIB_exitfunc_t ) );
+    if ( regfunc == NULL )
+    {
+        return -1;
+    }
+    else
+    {
+        regfunc->func = func;
+	regfunc->next = regstack;
+	regstack = regfunc;
+	return 0;
+    }
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    BEGIN_TESTS;
+    TESTCASE( NO_TESTDRIVER );
+    return TEST_RESULTS;
+}
+
+#endif