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//===-- Implementation of asprintf -----------------------------*- 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
//
//===----------------------------------------------------------------------===//
#include "src/stdio/asprintf.h"
#include "src/__support/arg_list.h"
#include "src/__support/macros/config.h"
#include "src/stdio/printf_core/vasprintf_internal.h"
namespace LIBC_NAMESPACE_DECL {
LLVM_LIBC_FUNCTION(int, asprintf,
(char **__restrict buffer, const char *__restrict format,
...)) {
va_list vlist;
va_start(vlist, format);
internal::ArgList args(vlist); // This holder class allows for easier copying
// and pointer semantics, as well as handling
// destruction automatically.
va_end(vlist);
int ret = printf_core::vasprintf_internal(buffer, format, args);
return ret;
}
} // namespace LIBC_NAMESPACE_DECL
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