Added some functions.

[pdclib] / functions / stdio / fflush.c

diff --git a/functions/stdio/fflush.c b/functions/stdio/fflush.c
new file mode 100644 (file)
index 0000000..2ddb0ad
--- /dev/null
+++ b/functions/stdio/fflush.c
@@ -0,0 +1,41 @@
+/* $Id$ */
+
+/* fflush( 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>
+#include <_PDCLIB_glue.h>
+
+#ifndef REGTEST
+
+int fflush( struct _PDCLIB_file_t * stream )
+{
+    /* FIXME: This is ad-hoc. */
+    if ( fwrite( stream->buffer, stream->bufidx, 1, stream ) == stream->bufidx )
+    {
+        stream->bufidx = 0;
+        return 0;
+    }
+    else
+    {
+        stream->status |= _PDCLIB_ERRORFLAG;
+        return EOF;
+    }
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+    TESTCASE( NO_TESTDRIVER );
+    return TEST_RESULTS;
+}
+
+#endif
+