1 files changed, 26 insertions, 0 deletions
diff --git a/libc/src/__support/File/linux/stdin.cpp b/libc/src/__support/File/linux/stdin.cpp
new file mode 100644
index 000000000000..e7b6ede85dde
--- /dev/null
+++ b/libc/src/__support/File/linux/stdin.cpp
@@ -0,0 +1,26 @@
+//===--- Definition of Linux stdin ----------------------------------------===//
+//
+// 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 "file.h"
+#include "hdr/stdio_macros.h"
+#include "hdr/types/FILE.h"
+#include "src/__support/macros/config.h"
+
+namespace LIBC_NAMESPACE_DECL {
+
+constexpr size_t STDIN_BUFFER_SIZE = 512;
+uint8_t stdin_buffer[STDIN_BUFFER_SIZE];
+static LinuxFile StdIn(0, stdin_buffer, STDIN_BUFFER_SIZE, _IOFBF, false,
+                       File::ModeFlags(File::OpenMode::READ));
+File *stdin = &StdIn;
+
+} // namespace LIBC_NAMESPACE_DECL
+
+extern "C" {
+FILE *stdin = reinterpret_cast<FILE *>(&LIBC_NAMESPACE::StdIn);
+} // extern "C"