xref: /llvm-project/libc/src/stdio/gpu/fclose.cpp (revision a6ef0debb1d60966b5bcc69f7d58a2b75c9c621d)
11e573f37SJoseph Huber //===-- GPU Implementation of fclose --------------------------------------===//
21e573f37SJoseph Huber //
31e573f37SJoseph Huber // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
41e573f37SJoseph Huber // See https://llvm.org/LICENSE.txt for license information.
51e573f37SJoseph Huber // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
61e573f37SJoseph Huber //
71e573f37SJoseph Huber //===----------------------------------------------------------------------===//
81e573f37SJoseph Huber 
91e573f37SJoseph Huber #include "src/stdio/fclose.h"
105ff3ff33SPetr Hosek #include "src/__support/macros/config.h"
111e573f37SJoseph Huber #include "src/stdio/gpu/file.h"
121e573f37SJoseph Huber 
135aed6d67SMichael Jones #include "hdr/stdio_macros.h"
145aed6d67SMichael Jones #include "hdr/types/FILE.h"
151e573f37SJoseph Huber 
165ff3ff33SPetr Hosek namespace LIBC_NAMESPACE_DECL {
171e573f37SJoseph Huber 
181e573f37SJoseph Huber LLVM_LIBC_FUNCTION(int, fclose, (::FILE * stream)) {
191e573f37SJoseph Huber   uint64_t ret = 0;
201e573f37SJoseph Huber   uintptr_t file = reinterpret_cast<uintptr_t>(stream);
21*a6ef0debSJoseph Huber   rpc::Client::Port port = rpc::client.open<LIBC_CLOSE_FILE>();
22be0c67c9SJoseph Huber   port.send_and_recv(
23be0c67c9SJoseph Huber       [=](rpc::Buffer *buffer, uint32_t) { buffer->data[0] = file; },
24be0c67c9SJoseph Huber       [&](rpc::Buffer *buffer, uint32_t) { ret = buffer->data[0]; });
251e573f37SJoseph Huber   port.close();
261e573f37SJoseph Huber 
271e573f37SJoseph Huber   if (ret != 0)
281e573f37SJoseph Huber     return EOF;
291e573f37SJoseph Huber   return static_cast<int>(ret);
301e573f37SJoseph Huber }
311e573f37SJoseph Huber 
325ff3ff33SPetr Hosek } // namespace LIBC_NAMESPACE_DECL
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