X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdlib%2Fatexit.c;h=573e4ba68bf706590b71e377ba0e21cbf45eae46;hb=b3418d66bba8ec0ec0adde6d62ab19962cfc4a34;hp=d9f0ee942b2ebd9e4267d79fc1baf564349cae86;hpb=1d9d92ba957a0b8307c9a65c35867fde68e6533b;p=pdclib

diff --git a/functions/stdlib/atexit.c b/functions/stdlib/atexit.c
index d9f0ee9..573e4ba 100644
--- a/functions/stdlib/atexit.c
+++ b/functions/stdlib/atexit.c
@@ -1,24 +1,53 @@
-/* ----------------------------------------------------------------------------
- * $Id$
- * ----------------------------------------------------------------------------
- * Public Domain C Library - http://pdclib.sourceforge.net
- * This code is Public Domain. Use, modify, and redistribute at will.
- * --------------------------------------------------------------------------*/
+/* $Id$ */
 
-int atexit( void (*func) ( void ) ) { /* TODO */ };
+/* Release $Name$ */
 
-/* PDPC code - unreviewed
+/* 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
+
+/* TODO: Required by both atexit() and exit(). */
+struct _PDCLIB_exitfunc_t
 {
-    int x;
-    
-    for (x = 0; x < __NATEXIT; x++)
+    struct _PDCLIB_exitfunc_t * next;
+    void (*func)( void );
+};
+
+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 )
     {
-        if (__userExit[x] == 0)
-        {
-            __userExit[x] = func;
-            return (0);
-        }
+        return -1;
+    }
+    else
+    {
+        regfunc->func = func;
+	regfunc->next = regstack;
+	regstack = regfunc;
+	return 0;
     }
-    return (-1);
 }
-*/
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    int NO_TESTDRIVER = 0;
+    BEGIN_TESTS;
+    TESTCASE( NO_TESTDRIVER );
+    return TEST_RESULTS;
+}
+
+#endif