1 //===------------- Darwin 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_DARWIN_IO_H 10 #define LLVM_LIBC_SRC___SUPPORT_OSUTIL_DARWIN_IO_H 11 12 #include "src/__support/CPP/string_view.h" 13 #include "syscall.h" // For internal syscall function. 14 15 namespace LIBC_NAMESPACE { 16 write_to_stderr(cpp::string_view msg)17LIBC_INLINE void write_to_stderr(cpp::string_view msg) { 18 LIBC_NAMESPACE::syscall_impl(4 /*SYS_write*/, 2 /* stderr */, 19 reinterpret_cast<long>(msg.data()), msg.size()); 20 } 21 22 } // namespace LIBC_NAMESPACE 23 24 #endif // LLVM_LIBC_SRC___SUPPORT_OSUTIL_DARWIN_IO_H 25