xref: /aosp_15_r20/external/llvm-libc/src/stdio/generic/vfprintf.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Implementation of vfprintf ------------------------------*- C++ -*-===//
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/vfprintf.h"
10 
11 #include "src/__support/File/file.h"
12 #include "src/__support/arg_list.h"
13 #include "src/__support/macros/config.h"
14 #include "src/stdio/printf_core/vfprintf_internal.h"
15 
16 #include "hdr/types/FILE.h"
17 #include <stdarg.h>
18 
19 namespace LIBC_NAMESPACE_DECL {
20 
21 LLVM_LIBC_FUNCTION(int, vfprintf,
22                    (::FILE *__restrict stream, const char *__restrict format,
23                     va_list vlist)) {
24   internal::ArgList args(vlist); // This holder class allows for easier copying
25                                  // and pointer semantics, as well as handling
26                                  // destruction automatically.
27   int ret_val = printf_core::vfprintf_internal(stream, format, args);
28   return ret_val;
29 }
30 
31 } // namespace LIBC_NAMESPACE_DECL
32