xref: /aosp_15_r20/external/llvm-libc/src/stdio/gpu/fputc.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- GPU implementation of fputc ---------------------------------------===//
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/fputc.h"
10 #include "file.h"
11 #include "src/__support/macros/config.h"
12 
13 #include "hdr/stdio_macros.h" // for EOF.
14 #include "hdr/types/FILE.h"
15 
16 namespace LIBC_NAMESPACE_DECL {
17 
18 LLVM_LIBC_FUNCTION(int, fputc, (int c, ::FILE *stream)) {
19   unsigned char uc = static_cast<unsigned char>(c);
20 
21   size_t written = file::write(stream, &uc, 1);
22   if (1 != written)
23     return EOF;
24 
25   return 0;
26 }
27 
28 } // namespace LIBC_NAMESPACE_DECL
29