1//===-------------- Linux implementation of IO utils ------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_LIBC_SRC___SUPPORT_OSUTIL_LINUX_IO_H
10#define LLVM_LIBC_SRC___SUPPORT_OSUTIL_LINUX_IO_H
11
12#include "src/__support/CPP/string_view.h"
13#include "syscall.h" // For internal syscall function.
14
15#include <sys/syscall.h> // For syscall numbers.
16
17namespace LIBC_NAMESPACE {
18
19LIBC_INLINE void write_to_stderr(cpp::string_view msg) {
20 LIBC_NAMESPACE::syscall_impl<long>(SYS_write, ts: 2 /* stderr */, ts: msg.data(),
21 ts: msg.size());
22}
23
24} // namespace LIBC_NAMESPACE
25
26#endif // LLVM_LIBC_SRC___SUPPORT_OSUTIL_LINUX_IO_H
27

source code of libc/src/__support/OSUtil/linux/io.h