33 lines · cpp
1//===-- GPU Implementation of fclose --------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/stdio/fclose.h"10 11#include "hdr/stdio_macros.h"12#include "hdr/types/FILE.h"13#include "src/__support/common.h"14#include "src/stdio/gpu/file.h"15 16namespace LIBC_NAMESPACE_DECL {17 18LLVM_LIBC_FUNCTION(int, fclose, (::FILE * stream)) {19 uint64_t ret = 0;20 uintptr_t file = reinterpret_cast<uintptr_t>(stream);21 rpc::Client::Port port = rpc::client.open<LIBC_CLOSE_FILE>();22 port.send_and_recv(23 [=](rpc::Buffer *buffer, uint32_t) { buffer->data[0] = file; },24 [&](rpc::Buffer *buffer, uint32_t) { ret = buffer->data[0]; });25 port.close();26 27 if (ret != 0)28 return EOF;29 return static_cast<int>(ret);30}31 32} // namespace LIBC_NAMESPACE_DECL33