Fixes https://github.com/llvm/llvm-project/issues/61071 Reviewed By: sivachandra Differential Revision: https://reviews.llvm.org/D145191
30 lines
820 B
C++
30 lines
820 B
C++
//===-- Implementation of fgetc -------------------------------------------===//
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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/fgetc.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 __llvm_libc {
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LLVM_LIBC_FUNCTION(int, fgetc, (::FILE * stream)) {
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unsigned char c;
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auto result = reinterpret_cast<__llvm_libc::File *>(stream)->read(&c, 1);
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size_t r = result.value;
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if (result.has_error())
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libc_errno = result.error;
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if (r != 1)
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return EOF;
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return c;
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}
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} // namespace __llvm_libc
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