summaryrefslogtreecommitdiff
path: root/libc/src/stdio/fopen.cpp
blob: 3062a059ae16a7166d723fc3db0972ad9c4e62fe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
//===-- Implementation of fopen -------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "src/stdio/fopen.h"
#include "src/__support/File/file.h"

#include "src/errno/libc_errno.h"
#include <stdio.h>

namespace __llvm_libc {

LLVM_LIBC_FUNCTION(::FILE *, fopen,
                   (const char *__restrict name, const char *__restrict mode)) {
  auto result = __llvm_libc::openfile(name, mode);
  if (!result.has_value()) {
    libc_errno = result.error();
    return nullptr;
  }
  return reinterpret_cast<::FILE *>(result.value());
}

} // namespace __llvm_libc