| 1 | //===-- Implementation of vprintf -------------------------------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "src/stdio/vprintf.h" |
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| 10 | |
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| 11 | #include "src/__support/File/file.h" |
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| 12 | #include "src/__support/arg_list.h" |
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| 13 | #include "src/stdio/printf_core/vfprintf_internal.h" |
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| 14 | |
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| 15 | #include <stdarg.h> |
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| 16 | #include <stdio.h> |
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| 17 | |
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| 18 | #ifndef LIBC_COPT_STDIO_USE_SYSTEM_FILE |
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| 19 | #define PRINTF_STDOUT LIBC_NAMESPACE::stdout |
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| 20 | #else // LIBC_COPT_STDIO_USE_SYSTEM_FILE |
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| 21 | #define PRINTF_STDOUT ::stdout |
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| 22 | #endif // LIBC_COPT_STDIO_USE_SYSTEM_FILE |
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| 23 | |
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| 24 | namespace LIBC_NAMESPACE { |
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| 25 | |
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| 26 | LLVM_LIBC_FUNCTION(int, vprintf, |
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| 27 | (const char *__restrict format, va_list vlist)) { |
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| 28 | internal::ArgList args(vlist); // This holder class allows for easier copying |
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| 29 | // and pointer semantics, as well as handling |
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| 30 | // destruction automatically. |
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| 31 | int ret_val = printf_core::vfprintf_internal( |
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| 32 | stream: reinterpret_cast<::FILE *>(PRINTF_STDOUT), format, args); |
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| 33 | return ret_val; |
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| 34 | } |
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| 35 | |
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| 36 | } // namespace LIBC_NAMESPACE |
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| 37 | |
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