1*71db0c75SAndroid Build Coastguard Worker //===-- Baremetal Implementation of putchar -------------------------------===// 2*71db0c75SAndroid Build Coastguard Worker // 3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information. 5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*71db0c75SAndroid Build Coastguard Worker // 7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 8*71db0c75SAndroid Build Coastguard Worker 9*71db0c75SAndroid Build Coastguard Worker #include "src/stdio/putchar.h" 10*71db0c75SAndroid Build Coastguard Worker #include "src/__support/CPP/string_view.h" 11*71db0c75SAndroid Build Coastguard Worker #include "src/__support/OSUtil/io.h" 12*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/config.h" 13*71db0c75SAndroid Build Coastguard Worker 14*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL { 15*71db0c75SAndroid Build Coastguard Worker 16*71db0c75SAndroid Build Coastguard Worker LLVM_LIBC_FUNCTION(int, putchar, (int c)) { 17*71db0c75SAndroid Build Coastguard Worker char uc = static_cast<char>(c); 18*71db0c75SAndroid Build Coastguard Worker 19*71db0c75SAndroid Build Coastguard Worker write_to_stderr(cpp::string_view(&uc, 1)); 20*71db0c75SAndroid Build Coastguard Worker 21*71db0c75SAndroid Build Coastguard Worker return 0; 22*71db0c75SAndroid Build Coastguard Worker } 23*71db0c75SAndroid Build Coastguard Worker 24*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL 25