llvm/libc/src/stdio/printf_core/vfprintf_internal.h

//===-- Internal implementation header of vfprintf --------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIBC_SRC_STDIO_PRINTF_CORE_VFPRINTF_INTERNAL_H
#define LLVM_LIBC_SRC_STDIO_PRINTF_CORE_VFPRINTF_INTERNAL_H

#include "src/__support/File/file.h"
#include "src/__support/arg_list.h"
#include "src/__support/macros/attributes.h" // For LIBC_INLINE
#include "src/__support/macros/config.h"
#include "src/stdio/printf_core/core_structs.h"
#include "src/stdio/printf_core/printf_main.h"
#include "src/stdio/printf_core/writer.h"

#include "hdr/types/FILE.h"

namespace LIBC_NAMESPACE_DECL {

namespace internal {
#ifndef LIBC_COPT_STDIO_USE_SYSTEM_FILE
LIBC_INLINE int ferror_unlocked(FILE *f) {
  return reinterpret_cast<LIBC_NAMESPACE::File *>(f)->error_unlocked();
}

LIBC_INLINE void flockfile(FILE *f) {
  reinterpret_cast<LIBC_NAMESPACE::File *>(f)->lock();
}

LIBC_INLINE void funlockfile(FILE *f) {
  reinterpret_cast<LIBC_NAMESPACE::File *>(f)->unlock();
}

LIBC_INLINE size_t fwrite_unlocked(const void *ptr, size_t size, size_t nmemb,
                                   FILE *f) {
  return reinterpret_cast<LIBC_NAMESPACE::File *>(f)->write_unlocked(
      ptr, size * nmemb);
}
#else  // defined(LIBC_COPT_STDIO_USE_SYSTEM_FILE)
LIBC_INLINE int ferror_unlocked(::FILE *f) { … }

LIBC_INLINE void flockfile(::FILE *f) { … }

LIBC_INLINE void funlockfile(::FILE *f) { … }

LIBC_INLINE size_t fwrite_unlocked(const void *ptr, size_t size, size_t nmemb,
                                   ::FILE *f) { … }
#endif // LIBC_COPT_STDIO_USE_SYSTEM_FILE
} // namespace internal

namespace printf_core {

LIBC_INLINE int file_write_hook(cpp::string_view new_str, void *fp) { … }

LIBC_INLINE int vfprintf_internal(::FILE *__restrict stream,
                                  const char *__restrict format,
                                  internal::ArgList &args) { … }

} // namespace printf_core
} // namespace LIBC_NAMESPACE_DECL

#endif // LLVM_LIBC_SRC_STDIO_PRINTF_CORE_VFPRINTF_INTERNAL_H