| // Copyright (C) 2015-2021 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // { dg-do run { target c++17 } } |
| // { dg-require-filesystem-ts "" } |
| |
| #include <filesystem> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <testsuite_hooks.h> |
| #include <testsuite_fs.h> |
| |
| void |
| clean_env() |
| { |
| #if defined(__MINGW32__) || defined(__MINGW64__) |
| ::_putenv("TMP="); |
| ::_putenv("TEMP="); |
| #else |
| ::unsetenv("TMPDIR"); |
| ::unsetenv("TMP"); |
| ::unsetenv("TEMPDIR"); |
| ::unsetenv("TEMP"); |
| #endif |
| } |
| |
| bool |
| set_env(const char* name, std::string value) |
| { |
| #if defined(__MINGW32__) || defined(__MINGW64__) |
| std::string s = name; |
| s += '='; |
| s += value; |
| return !::_putenv(s.c_str()); |
| #else |
| return !::setenv(name, value.c_str(), 1); |
| #endif |
| } |
| |
| namespace fs = std::filesystem; |
| |
| void |
| test01() |
| { |
| clean_env(); |
| |
| if (!fs::exists("/tmp")) |
| { |
| puts("/tmp doesn't exist, not testing it for temp_directory_path"); |
| return; // just give up |
| } |
| |
| std::error_code ec = make_error_code(std::errc::invalid_argument); |
| fs::path p1 = fs::temp_directory_path(ec); |
| VERIFY( !ec ); |
| VERIFY( exists(p1) ); |
| |
| fs::path p2 = fs::temp_directory_path(); |
| VERIFY( p1 == p2 ); |
| } |
| |
| void |
| test02() |
| { |
| clean_env(); |
| |
| if (!set_env("TMP", __gnu_test::nonexistent_path().string())) |
| { |
| puts("Cannot set environment variables, not testing temp_directory_path"); |
| return; // just give up |
| } |
| |
| std::error_code ec; |
| fs::path p = fs::temp_directory_path(ec); |
| VERIFY( ec ); |
| VERIFY( p == fs::path() ); |
| |
| std::error_code ec2; |
| try { |
| p = fs::temp_directory_path(); |
| } catch (const fs::filesystem_error& e) { |
| ec2 = e.code(); |
| } |
| VERIFY( ec2 == ec ); |
| } |
| |
| void |
| test03() |
| { |
| if (!__gnu_test::permissions_are_testable()) |
| return; |
| |
| clean_env(); |
| |
| auto p = __gnu_test::nonexistent_path(); |
| create_directories(p/"tmp"); |
| permissions(p, fs::perms::none); |
| set_env("TMPDIR", (p/"tmp").string()); |
| std::error_code ec; |
| auto r = fs::temp_directory_path(ec); // libstdc++/PR71337 |
| VERIFY( ec == std::make_error_code(std::errc::permission_denied) ); |
| VERIFY( r == fs::path() ); |
| |
| std::error_code ec2; |
| try { |
| fs::temp_directory_path(); |
| } catch (const fs::filesystem_error& e) { |
| ec2 = e.code(); |
| } |
| VERIFY( ec2 == ec ); |
| |
| permissions(p, fs::perms::owner_all, ec); |
| remove_all(p, ec); |
| } |
| |
| void |
| test04() |
| { |
| clean_env(); |
| |
| __gnu_test::scoped_file f; |
| set_env("TMP", f.path.string()); |
| std::error_code ec; |
| auto r = fs::temp_directory_path(ec); |
| VERIFY( ec == std::make_error_code(std::errc::not_a_directory) ); |
| VERIFY( r == fs::path() ); |
| |
| std::error_code ec2; |
| try { |
| fs::temp_directory_path(); |
| } catch (const fs::filesystem_error& e) { |
| ec2 = e.code(); |
| } |
| VERIFY( ec2 == ec ); |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| test02(); |
| test03(); |
| test04(); |
| } |