X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdio%2Fferror.c;h=07ecde7228774b237f6a5fbdbaa2ec8c93e973cc;hb=HEAD;hp=71bd7378e642c328f3b5c5dc1fe7647429c8c928;hpb=20bd073bd9ae9760a98cc1fbcca79d6f51ca3a06;p=pdclib.old

diff --git a/functions/stdio/ferror.c b/functions/stdio/ferror.c
index 71bd737..07ecde7 100644
--- a/functions/stdio/ferror.c
+++ b/functions/stdio/ferror.c
@@ -1,16 +1,39 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
-
-#ifndef __FILE_H
-#define __FILE_H __FILE_H
-#include <__FILE.h>
-#endif // __FILE_H
-
-int ferror( FILE * fh )
+/* $Id$ */
+
+/* ferror( 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
+#include <_PDCLIB_io.h>
+
+int _PDCLIB_ferror_unlocked( FILE * stream )
+{
+    return stream->status & _PDCLIB_ERRORFLAG;
+}
+
+int ferror( FILE * stream )
 {
-    return fh->ErrorIndicator;
+    _PDCLIB_flockfile( stream );
+    int error = _PDCLIB_ferror_unlocked( stream );
+    _PDCLIB_funlockfile( stream );
+    return error;
 }
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+    /* Testing covered by clearerr(). */
+    return TEST_RESULTS;
+}
+
+#endif
+