Added some functions.

[pdclib] / functions / stdio / clearerr.c

diff --git a/functions/stdio/clearerr.c b/functions/stdio/clearerr.c
index 1adce827e840a6d67bbdb69ee7897bb87700338c..6d80c8aeb381639c62b9fbf0a4194ff68b083bc7 100644 (file)
--- a/functions/stdio/clearerr.c
+++ b/functions/stdio/clearerr.c
@@ -1,8 +1,29 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
-
-void clearerr( FILE * stream ) { /* TODO */ };
+/* $Id$ */
+
+/* clearerr( FILE * )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdio.h>
+
+#ifndef REGTEST
+
+void clearerr( struct _PDCLIB_file_t * stream )
+{
+    stream->status &= ~( _PDCLIB_ERRORFLAG | _PDCLIB_EOFFLAG );
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+    TESTCASE( NO_TESTDRIVER );
+    return TEST_RESULTS;
+}
+
+#endif