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

[Nick Desaulniers via libc-commits]

================
@@ -0,0 +1,21 @@
+//===-- Implementation header of fileno --------------------------*- C++
+//-*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_STDIO_FILENO_H
+#define LLVM_LIBC_SRC_STDIO_FILENO_H
+
+#include <stdio.h>
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nickdesaulniers wrote:

Please don't include <stdio.h> for hermeticity; that may be the system's headers rather than llvmlibc's.

You should probably be including "include/llvm-libc-types/FILE.h" instead.

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