b6bc9d72f6
This is step 4 of https://discourse.llvm.org/t/rfc-customizable-namespace-to-allow-testing-the-libc-when-the-system-libc-is-also-llvms-libc/73079
28 lines
852 B
C++
28 lines
852 B
C++
//===-- Implementation of setvbuf -----------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "src/stdio/setvbuf.h"
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#include "src/__support/File/file.h"
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#include "src/errno/libc_errno.h"
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#include <stdio.h>
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namespace LIBC_NAMESPACE {
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LLVM_LIBC_FUNCTION(int, setvbuf,
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(::FILE *__restrict stream, char *__restrict buf, int type,
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size_t size)) {
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int err = reinterpret_cast<LIBC_NAMESPACE::File *>(stream)->set_buffer(
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buf, size, type);
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if (err != 0)
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libc_errno = err;
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return err;
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}
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} // namespace LIBC_NAMESPACE
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