106c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 206c3fb27SDimitry Andric // 306c3fb27SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 406c3fb27SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 506c3fb27SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 606c3fb27SDimitry Andric // 706c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 806c3fb27SDimitry Andric 906c3fb27SDimitry Andric #include <__config> 1006c3fb27SDimitry Andric #include <__utility/unreachable.h> 1106c3fb27SDimitry Andric #include <filesystem> 1206c3fb27SDimitry Andric #include <system_error> 1306c3fb27SDimitry Andric 1406c3fb27SDimitry Andric #include "format_string.h" 1506c3fb27SDimitry Andric 1606c3fb27SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_FILESYSTEM 1706c3fb27SDimitry Andric ~filesystem_error()1806c3fb27SDimitry Andricfilesystem_error::~filesystem_error() {} 1906c3fb27SDimitry Andric __create_what(int __num_paths)2006c3fb27SDimitry Andricvoid filesystem_error::__create_what(int __num_paths) { 2106c3fb27SDimitry Andric const char* derived_what = system_error::what(); 2206c3fb27SDimitry Andric __storage_->__what_ = [&]() -> string { 2306c3fb27SDimitry Andric switch (__num_paths) { 2406c3fb27SDimitry Andric case 0: 2506c3fb27SDimitry Andric return detail::format_string("filesystem error: %s", derived_what); 2606c3fb27SDimitry Andric case 1: 27*cb14a3feSDimitry Andric return detail::format_string("filesystem error: %s [" PATH_CSTR_FMT "]", derived_what, path1().c_str()); 2806c3fb27SDimitry Andric case 2: 29*cb14a3feSDimitry Andric return detail::format_string( 30*cb14a3feSDimitry Andric "filesystem error: %s [" PATH_CSTR_FMT "] [" PATH_CSTR_FMT "]", 31*cb14a3feSDimitry Andric derived_what, 32*cb14a3feSDimitry Andric path1().c_str(), 33*cb14a3feSDimitry Andric path2().c_str()); 3406c3fb27SDimitry Andric } 3506c3fb27SDimitry Andric __libcpp_unreachable(); 3606c3fb27SDimitry Andric }(); 3706c3fb27SDimitry Andric } 3806c3fb27SDimitry Andric 3906c3fb27SDimitry Andric _LIBCPP_END_NAMESPACE_FILESYSTEM 40