-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
-
-void abort( void ) { /* TODO */ };
+/* $Id$ */
+
+/* abort( 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>
+#include <signal.h>
+
+#ifndef REGTEST
+
+void abort( void )
+{
+ raise( SIGABRT );
+ exit( EXIT_FAILURE );
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+#include <stdio.h>
+
+static void aborthandler( int sig )
+{
+ exit( 0 );
+}
+
+int main( void )
+{
+ int UNEXPECTED_RETURN_FROM_ABORT = 0;
+ TESTCASE( signal( SIGABRT, &aborthandler ) != SIG_ERR );
+ abort();
+ TESTCASE( UNEXPECTED_RETURN_FROM_ABORT );
+ return TEST_RESULTS;
+}
+
+#endif