[libc-commits] [libc] implement fileno (PR #85628)

[Shourya Goel via libc-commits]

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@@ -0,0 +1,22 @@
+//===-- Implementation of fileno
+//-------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/stdio/fileno.h"
+#include "src/__support/File/file.h"
+
+#include <stdio.h>
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(int, fileno, (::FILE * stream)) {
+  int result = get_fileno(reinterpret_cast<LIBC_NAMESPACE::File *>(stream));
+  return result;
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Sh0g0-1758 wrote:

done. 

https://github.com/llvm/llvm-project/pull/85628