| //===----------------------------------------------------------------------===// |
| // |
| // 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 |