1*71db0c75SAndroid Build Coastguard Worker //===-- Implementation of fputs -------------------------------------------===// 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/fputs.h" 10*71db0c75SAndroid Build Coastguard Worker #include "src/__support/CPP/string_view.h" 11*71db0c75SAndroid Build Coastguard Worker #include "src/__support/File/file.h" 12*71db0c75SAndroid Build Coastguard Worker 13*71db0c75SAndroid Build Coastguard Worker #include "hdr/types/FILE.h" 14*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/config.h" 15*71db0c75SAndroid Build Coastguard Worker #include "src/errno/libc_errno.h" 16*71db0c75SAndroid Build Coastguard Worker #include <stddef.h> 17*71db0c75SAndroid Build Coastguard Worker 18*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL { 19*71db0c75SAndroid Build Coastguard Worker 20*71db0c75SAndroid Build Coastguard Worker LLVM_LIBC_FUNCTION(int, fputs, 21*71db0c75SAndroid Build Coastguard Worker (const char *__restrict str, ::FILE *__restrict stream)) { 22*71db0c75SAndroid Build Coastguard Worker cpp::string_view str_view(str); 23*71db0c75SAndroid Build Coastguard Worker 24*71db0c75SAndroid Build Coastguard Worker auto result = reinterpret_cast<LIBC_NAMESPACE::File *>(stream)->write( 25*71db0c75SAndroid Build Coastguard Worker str, str_view.size()); 26*71db0c75SAndroid Build Coastguard Worker if (result.has_error()) 27*71db0c75SAndroid Build Coastguard Worker libc_errno = result.error; 28*71db0c75SAndroid Build Coastguard Worker size_t written = result.value; 29*71db0c75SAndroid Build Coastguard Worker 30*71db0c75SAndroid Build Coastguard Worker if (str_view.size() != written) { 31*71db0c75SAndroid Build Coastguard Worker // The stream should be in an error state in this case. 32*71db0c75SAndroid Build Coastguard Worker return EOF; 33*71db0c75SAndroid Build Coastguard Worker } 34*71db0c75SAndroid Build Coastguard Worker return 0; 35*71db0c75SAndroid Build Coastguard Worker } 36*71db0c75SAndroid Build Coastguard Worker 37*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL 38