libc/src/stdio/gpu/fwrite.cpp

   1 //===-- GPU implementation of fwrite --------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "src/stdio/fwrite.h"
  10 #include "file.h"
  11 #include "src/__support/macros/config.h"
  12
  13 #include "hdr/types/FILE.h"
  14
  15 namespace LIBC_NAMESPACE_DECL {
  16
  17 LLVM_LIBC_FUNCTION(size_t, fwrite,
  18                    (const void *__restrict buffer, size_t size, size_t nmemb,
  19                     ::FILE *stream)) {
  20   if (size == 0 || nmemb == 0)
  21     return 0;
  22
  23   auto result = file::write(stream, buffer, size * nmemb);
  24   return result / size;
  25 }
  26
  27 } // namespace LIBC_NAMESPACE_DECL