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//===----------------------------------------------------------------------===//
//
// 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 <__config>
#include <__utility/unreachable.h>
#include <filesystem>
#include <system_error>
#include "format_string.h"
_LIBCPP_BEGIN_NAMESPACE_FILESYSTEM
filesystem_error::~filesystem_error() {}
void filesystem_error::__create_what(int __num_paths) {
const char* derived_what = system_error::what();
__storage_->__what_ = [&]() -> string {
switch (__num_paths) {
case 0:
return detail::format_string("filesystem error: %s", derived_what);
case 1:
return detail::format_string("filesystem error: %s [" PATH_CSTR_FMT "]",
derived_what, path1().c_str());
case 2:
return detail::format_string("filesystem error: %s [" PATH_CSTR_FMT "] [" PATH_CSTR_FMT "]",
derived_what, path1().c_str(), path2().c_str());
}
__libcpp_unreachable();
}();
}
_LIBCPP_END_NAMESPACE_FILESYSTEM
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