X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdio%2Ffeof.c;h=b37c7b94dd0bdffbf734eaba24d4aaf9a15ed384;hb=0a419d48138f1411d6e3e50a367b9ece5a2cf893;hp=7467465fe9298d723cc61a46e1cc668e1a1cc57b;hpb=34893ecc2200dc7017c36a54cb6c5f4c2378b5ec;p=pdclib

diff --git a/functions/stdio/feof.c b/functions/stdio/feof.c
index 7467465..b37c7b9 100644
--- a/functions/stdio/feof.c
+++ b/functions/stdio/feof.c
@@ -1,8 +1,39 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
-
-int feof( FILE * stream ) { /* TODO */ };
+/* $Id$ */
+
+/* feof( 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 feof_unlocked( FILE * stream )
+{
+    return stream->status & _PDCLIB_EOFFLAG;
+}
+
+int feof( FILE * stream )
+{
+    flockfile( stream );
+    int eof = feof_unlocked( stream );
+    funlockfile( stream );
+    return eof;
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+    /* Testing covered by clearerr(). */
+    return TEST_RESULTS;
+}
+
+#endif
+