1 //===-- Implementation of fopen -------------------------------------------===// 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 #include "src/stdio/fopen.h" 10 #include "src/__support/File/file.h" 11 12 #include "hdr/types/FILE.h" 13 #include "src/__support/macros/config.h" 14 #include "src/errno/libc_errno.h" 15 16 namespace LIBC_NAMESPACE_DECL { 17 18 LLVM_LIBC_FUNCTION(::FILE *, fopen, 19 (const char *__restrict name, const char *__restrict mode)) { 20 auto result = LIBC_NAMESPACE::openfile(name, mode); 21 if (!result.has_value()) { 22 libc_errno = result.error(); 23 return nullptr; 24 } 25 return reinterpret_cast<::FILE *>(result.value()); 26 } 27 28 } // namespace LIBC_NAMESPACE_DECL 29