diff options
| -rw-r--r-- | CMakeLists.txt | 7 | ||||
| -rw-r--r-- | COPYING.md | 28 | ||||
| -rw-r--r-- | launcher/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | launcher/InstanceImportTask.h | 6 | ||||
| -rw-r--r-- | launcher/MMCZip.cpp | 16 | ||||
| -rw-r--r-- | launcher/MMCZip.h | 8 | ||||
| -rw-r--r-- | launcher/minecraft/World.cpp | 8 | ||||
| -rw-r--r-- | launcher/minecraft/World.h | 6 | ||||
| -rw-r--r-- | launcher/modplatform/atlauncher/ATLPackInstallTask.h | 6 | ||||
| -rw-r--r-- | launcher/modplatform/legacy_ftb/PackInstallTask.h | 6 | ||||
| -rw-r--r-- | launcher/modplatform/technic/SingleZipPackInstallTask.h | 6 | ||||
| -rw-r--r-- | libraries/README.md | 8 | ||||
| -rw-r--r-- | libraries/optional-bare/CMakeLists.txt | 5 | ||||
| -rw-r--r-- | libraries/optional-bare/LICENSE.txt | 23 | ||||
| -rw-r--r-- | libraries/optional-bare/README.md | 5 | ||||
| -rw-r--r-- | libraries/optional-bare/include/nonstd/optional | 508 |
16 files changed, 34 insertions, 613 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 33c53b82..bc906ad4 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -29,10 +29,10 @@ set(CMAKE_JAVA_TARGET_OUTPUT_DIR ${PROJECT_BINARY_DIR}/jars) ######## Set compiler flags ######## set(CMAKE_CXX_STANDARD_REQUIRED true) set(CMAKE_C_STANDARD_REQUIRED true) -set(CMAKE_CXX_STANDARD 11) -set(CMAKE_C_STANDARD 11) +set(CMAKE_CXX_STANDARD 17) +set(CMAKE_C_STANDARD 17) include(GenerateExportHeader) -set(CMAKE_CXX_FLAGS "-Wall -pedantic -D_GLIBCXX_USE_CXX11_ABI=0 -fstack-protector-strong --param=ssp-buffer-size=4 ${CMAKE_CXX_FLAGS}") +set(CMAKE_CXX_FLAGS "-Wall -pedantic -fstack-protector-strong --param=ssp-buffer-size=4 ${CMAKE_CXX_FLAGS}") if(UNIX AND APPLE) set(CMAKE_CXX_FLAGS "-stdlib=libc++ ${CMAKE_CXX_FLAGS}") endif() @@ -319,7 +319,6 @@ endif() add_subdirectory(libraries/rainbow) # Qt extension for colors add_subdirectory(libraries/LocalPeer) # fork of a library from Qt solutions add_subdirectory(libraries/classparser) # class parser library -add_subdirectory(libraries/optional-bare) add_subdirectory(libraries/tomlc99) # toml parser add_subdirectory(libraries/katabasis) # An OAuth2 library that tried to do too much add_subdirectory(libraries/gamemode) @@ -295,34 +295,6 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -# optional-bare - - Code from https://github.com/martinmoene/optional-bare/ - - Boost Software License - Version 1.0 - August 17th, 2003 - - Permission is hereby granted, free of charge, to any person or organization - obtaining a copy of the software and accompanying documentation covered by - this license (the "Software") to use, reproduce, display, distribute, - execute, and transmit the Software, and to prepare derivative works of the - Software, and to permit third-parties to whom the Software is furnished to - do so, all subject to the following: - - The copyright notices in the Software and this entire statement, including - the above license grant, this restriction and the following disclaimer, - must be included in all copies of the Software, in whole or in part, and - all derivative works of the Software, unless such copies or derivative - works are solely in the form of machine-executable object code generated by - a source language processor. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT - SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE - FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - # tomlc99 MIT License diff --git a/launcher/CMakeLists.txt b/launcher/CMakeLists.txt index 3c9aee6a..b540dcab 100644 --- a/launcher/CMakeLists.txt +++ b/launcher/CMakeLists.txt @@ -987,7 +987,6 @@ target_link_libraries(Launcher_logic Launcher_murmur2 nbt++ ${ZLIB_LIBRARIES} - optional-bare tomlc99 BuildConfig Katabasis diff --git a/launcher/InstanceImportTask.h b/launcher/InstanceImportTask.h index b67d48f3..48ba2161 100644 --- a/launcher/InstanceImportTask.h +++ b/launcher/InstanceImportTask.h @@ -44,7 +44,7 @@ #include "QObjectPtr.h" #include "modplatform/flame/PackManifest.h" -#include <nonstd/optional> +#include <optional> class QuaZip; namespace Flame @@ -90,8 +90,8 @@ private: /* data */ QString m_archivePath; bool m_downloadRequired = false; std::unique_ptr<QuaZip> m_packZip; - QFuture<nonstd::optional<QStringList>> m_extractFuture; - QFutureWatcher<nonstd::optional<QStringList>> m_extractFutureWatcher; + QFuture<std::optional<QStringList>> m_extractFuture; + QFutureWatcher<std::optional<QStringList>> m_extractFutureWatcher; QVector<Flame::File> m_blockedMods; enum class ModpackType{ Unknown, diff --git a/launcher/MMCZip.cpp b/launcher/MMCZip.cpp index 1627ee07..71cca03b 100644 --- a/launcher/MMCZip.cpp +++ b/launcher/MMCZip.cpp @@ -267,7 +267,7 @@ bool MMCZip::findFilesInZip(QuaZip * zip, const QString & what, QStringList & re // ours -nonstd::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & subdir, const QString &target) +std::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & subdir, const QString &target) { QDir directory(target); QStringList extracted; @@ -276,7 +276,7 @@ nonstd::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & auto numEntries = zip->getEntriesCount(); if(numEntries < 0) { qWarning() << "Failed to enumerate files in archive"; - return nonstd::nullopt; + return std::nullopt; } else if(numEntries == 0) { qDebug() << "Extracting empty archives seems odd..."; @@ -285,7 +285,7 @@ nonstd::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & else if (!zip->goToFirstFile()) { qWarning() << "Failed to seek to first file in zip"; - return nonstd::nullopt; + return std::nullopt; } do @@ -322,7 +322,7 @@ nonstd::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & { qWarning() << "Failed to extract file" << original_name << "to" << absFilePath; JlCompress::removeFile(extracted); - return nonstd::nullopt; + return std::nullopt; } extracted.append(absFilePath); @@ -340,7 +340,7 @@ bool MMCZip::extractRelFile(QuaZip *zip, const QString &file, const QString &tar } // ours -nonstd::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString dir) +std::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString dir) { QuaZip zip(fileCompressed); if (!zip.open(QuaZip::mdUnzip)) @@ -351,13 +351,13 @@ nonstd::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString return QStringList(); } qWarning() << "Could not open archive for unzipping:" << fileCompressed << "Error:" << zip.getZipError();; - return nonstd::nullopt; + return std::nullopt; } return MMCZip::extractSubDir(&zip, "", dir); } // ours -nonstd::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString subdir, QString dir) +std::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString subdir, QString dir) { QuaZip zip(fileCompressed); if (!zip.open(QuaZip::mdUnzip)) @@ -368,7 +368,7 @@ nonstd::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString return QStringList(); } qWarning() << "Could not open archive for unzipping:" << fileCompressed << "Error:" << zip.getZipError();; - return nonstd::nullopt; + return std::nullopt; } return MMCZip::extractSubDir(&zip, subdir, dir); } diff --git a/launcher/MMCZip.h b/launcher/MMCZip.h index 7f43d158..ce9775bd 100644 --- a/launcher/MMCZip.h +++ b/launcher/MMCZip.h @@ -42,7 +42,7 @@ #include <functional> #include <quazip/JlCompress.h> -#include <nonstd/optional> +#include <optional> namespace MMCZip { @@ -95,7 +95,7 @@ namespace MMCZip /** * Extract a subdirectory from an archive */ - nonstd::optional<QStringList> extractSubDir(QuaZip *zip, const QString & subdir, const QString &target); + std::optional<QStringList> extractSubDir(QuaZip *zip, const QString & subdir, const QString &target); bool extractRelFile(QuaZip *zip, const QString & file, const QString &target); @@ -106,7 +106,7 @@ namespace MMCZip * \param dir The directory to extract to, the current directory if left empty. * \return The list of the full paths of the files extracted, empty on failure. */ - nonstd::optional<QStringList> extractDir(QString fileCompressed, QString dir); + std::optional<QStringList> extractDir(QString fileCompressed, QString dir); /** * Extract a subdirectory from an archive @@ -116,7 +116,7 @@ namespace MMCZip * \param dir The directory to extract to, the current directory if left empty. * \return The list of the full paths of the files extracted, empty on failure. */ - nonstd::optional<QStringList> extractDir(QString fileCompressed, QString subdir, QString dir); + std::optional<QStringList> extractDir(QString fileCompressed, QString subdir, QString dir); /** * Extract a single file from an archive into a directory diff --git a/launcher/minecraft/World.cpp b/launcher/minecraft/World.cpp index dfcb43d8..90fcf337 100644 --- a/launcher/minecraft/World.cpp +++ b/launcher/minecraft/World.cpp @@ -53,12 +53,12 @@ #include <QCoreApplication> -#include <nonstd/optional> +#include <optional> -using nonstd::optional; -using nonstd::nullopt; +using std::optional; +using std::nullopt; -GameType::GameType(nonstd::optional<int> original): +GameType::GameType(std::optional<int> original): original(original) { if(!original) { diff --git a/launcher/minecraft/World.h b/launcher/minecraft/World.h index 0f587620..8327253a 100644 --- a/launcher/minecraft/World.h +++ b/launcher/minecraft/World.h @@ -16,11 +16,11 @@ #pragma once #include <QFileInfo> #include <QDateTime> -#include <nonstd/optional> +#include <optional> struct GameType { GameType() = default; - GameType (nonstd::optional<int> original); + GameType (std::optional<int> original); QString toTranslatedString() const; QString toLogString() const; @@ -33,7 +33,7 @@ struct GameType { Adventure, Spectator } type = Unknown; - nonstd::optional<int> original; + std::optional<int> original; }; class World diff --git a/launcher/modplatform/atlauncher/ATLPackInstallTask.h b/launcher/modplatform/atlauncher/ATLPackInstallTask.h index f55873e9..992ba9c5 100644 --- a/launcher/modplatform/atlauncher/ATLPackInstallTask.h +++ b/launcher/modplatform/atlauncher/ATLPackInstallTask.h @@ -46,7 +46,7 @@ #include "minecraft/PackProfile.h" #include "meta/Version.h" -#include <nonstd/optional> +#include <optional> namespace ATLauncher { @@ -131,8 +131,8 @@ private: Meta::VersionPtr minecraftVersion; QMap<QString, Meta::VersionPtr> componentsToInstall; - QFuture<nonstd::optional<QStringList>> m_extractFuture; - QFutureWatcher<nonstd::optional<QStringList>> m_extractFutureWatcher; + QFuture<std::optional<QStringList>> m_extractFuture; + QFutureWatcher<std::optional<QStringList>> m_extractFutureWatcher; QFuture<bool> m_modExtractFuture; QFutureWatcher<bool> m_modExtractFutureWatcher; diff --git a/launcher/modplatform/legacy_ftb/PackInstallTask.h b/launcher/modplatform/legacy_ftb/PackInstallTask.h index a7395220..da4c0da5 100644 --- a/launcher/modplatform/legacy_ftb/PackInstallTask.h +++ b/launcher/modplatform/legacy_ftb/PackInstallTask.h @@ -10,7 +10,7 @@ #include "net/NetJob.h" -#include <nonstd/optional> +#include <optional> namespace LegacyFTB { @@ -46,8 +46,8 @@ private: /* data */ shared_qobject_ptr<QNetworkAccessManager> m_network; bool abortable = false; std::unique_ptr<QuaZip> m_packZip; - QFuture<nonstd::optional<QStringList>> m_extractFuture; - QFutureWatcher<nonstd::optional<QStringList>> m_extractFutureWatcher; + QFuture<std::optional<QStringList>> m_extractFuture; + QFutureWatcher<std::optional<QStringList>> m_extractFutureWatcher; NetJob::Ptr netJobContainer; QString archivePath; diff --git a/launcher/modplatform/technic/SingleZipPackInstallTask.h b/launcher/modplatform/technic/SingleZipPackInstallTask.h index 4d1fcbff..981ccf8a 100644 --- a/launcher/modplatform/technic/SingleZipPackInstallTask.h +++ b/launcher/modplatform/technic/SingleZipPackInstallTask.h @@ -24,7 +24,7 @@ #include <QStringList> #include <QUrl> -#include <nonstd/optional> +#include <optional> namespace Technic { @@ -57,8 +57,8 @@ private: QString m_archivePath; NetJob::Ptr m_filesNetJob; std::unique_ptr<QuaZip> m_packZip; - QFuture<nonstd::optional<QStringList>> m_extractFuture; - QFutureWatcher<nonstd::optional<QStringList>> m_extractFutureWatcher; + QFuture<std::optional<QStringList>> m_extractFuture; + QFutureWatcher<std::optional<QStringList>> m_extractFutureWatcher; }; } // namespace Technic diff --git a/libraries/README.md b/libraries/README.md index 946e34d8..37f53385 100644 --- a/libraries/README.md +++ b/libraries/README.md @@ -155,14 +155,6 @@ Canonical implementation of the murmur2 hash, taken from [SMHasher](https://gith Public domain (the author disclaimed the copyright). -## optional-bare - -A simple single-file header-only version of a C++17-like optional for default-constructible, copyable types, for C++98 and later. - -Imported from: https://github.com/martinmoene/optional-bare/commit/0bb1d183bcee1e854c4ea196b533252c51f98b81 - -Boost Software License - Version 1.0 - ## quazip A zip manipulation library, forked for MultiMC's use. diff --git a/libraries/optional-bare/CMakeLists.txt b/libraries/optional-bare/CMakeLists.txt deleted file mode 100644 index 952df6e2..00000000 --- a/libraries/optional-bare/CMakeLists.txt +++ /dev/null @@ -1,5 +0,0 @@ -cmake_minimum_required(VERSION 3.9.4) -project(optional-bare) - -add_library(optional-bare INTERFACE) -target_include_directories(optional-bare INTERFACE "${CMAKE_CURRENT_SOURCE_DIR}/include") diff --git a/libraries/optional-bare/LICENSE.txt b/libraries/optional-bare/LICENSE.txt deleted file mode 100644 index 36b7cd93..00000000 --- a/libraries/optional-bare/LICENSE.txt +++ /dev/null @@ -1,23 +0,0 @@ -Boost Software License - Version 1.0 - August 17th, 2003 - -Permission is hereby granted, free of charge, to any person or organization -obtaining a copy of the software and accompanying documentation covered by -this license (the "Software") to use, reproduce, display, distribute, -execute, and transmit the Software, and to prepare derivative works of the -Software, and to permit third-parties to whom the Software is furnished to -do so, all subject to the following: - -The copyright notices in the Software and this entire statement, including -the above license grant, this restriction and the following disclaimer, -must be included in all copies of the Software, in whole or in part, and -all derivative works of the Software, unless such copies or derivative -works are solely in the form of machine-executable object code generated by -a source language processor. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT -SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE -FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, -ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER -DEALINGS IN THE SOFTWARE. diff --git a/libraries/optional-bare/README.md b/libraries/optional-bare/README.md deleted file mode 100644 index e29ff7c1..00000000 --- a/libraries/optional-bare/README.md +++ /dev/null @@ -1,5 +0,0 @@ -# optional bare - -A simple single-file header-only version of a C++17-like optional for default-constructible, copyable types, for C++98 and later. - -Imported from: https://github.com/martinmoene/optional-bare/commit/0bb1d183bcee1e854c4ea196b533252c51f98b81 diff --git a/libraries/optional-bare/include/nonstd/optional b/libraries/optional-bare/include/nonstd/optional deleted file mode 100644 index ecbfa030..00000000 --- a/libraries/optional-bare/include/nonstd/optional +++ /dev/null @@ -1,508 +0,0 @@ -// -// Copyright 2017-2019 by Martin Moene -// -// https://github.com/martinmoene/optional-bare -// -// Distributed under the Boost Software License, Version 1.0. -// (See accompanying file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef NONSTD_OPTIONAL_BARE_HPP -#define NONSTD_OPTIONAL_BARE_HPP - -#define optional_bare_MAJOR 1 -#define optional_bare_MINOR 1 -#define optional_bare_PATCH 0 - -#define optional_bare_VERSION optional_STRINGIFY(optional_bare_MAJOR) "." optional_STRINGIFY(optional_bare_MINOR) "." optional_STRINGIFY(optional_bare_PATCH) - -#define optional_STRINGIFY( x ) optional_STRINGIFY_( x ) -#define optional_STRINGIFY_( x ) #x - -// optional-bare configuration: - -#define optional_OPTIONAL_DEFAULT 0 -#define optional_OPTIONAL_NONSTD 1 -#define optional_OPTIONAL_STD 2 - -#if !defined( optional_CONFIG_SELECT_OPTIONAL ) -# define optional_CONFIG_SELECT_OPTIONAL ( optional_HAVE_STD_OPTIONAL ? optional_OPTIONAL_STD : optional_OPTIONAL_NONSTD ) -#endif - -// Control presence of exception handling (try and auto discover): - -#ifndef optional_CONFIG_NO_EXCEPTIONS -# if _MSC_VER -# include <cstddef> // for _HAS_EXCEPTIONS -# endif -# if _MSC_VER -# include <cstddef> // for _HAS_EXCEPTIONS -# endif -# if defined(__cpp_exceptions) || defined(__EXCEPTIONS) || (_HAS_EXCEPTIONS) -# define optional_CONFIG_NO_EXCEPTIONS 0 -# else -# define optional_CONFIG_NO_EXCEPTIONS 1 -# endif -#endif - -// C++ language version detection (C++20 is speculative): -// Note: VC14.0/1900 (VS2015) lacks too much from C++14. - -#ifndef optional_CPLUSPLUS -# if defined(_MSVC_LANG ) && !defined(__clang__) -# define optional_CPLUSPLUS (_MSC_VER == 1900 ? 201103L : _MSVC_LANG ) -# else -# define optional_CPLUSPLUS __cplusplus -# endif -#endif - -#define optional_CPP98_OR_GREATER ( optional_CPLUSPLUS >= 199711L ) -#define optional_CPP11_OR_GREATER ( optional_CPLUSPLUS >= 201103L ) -#define optional_CPP14_OR_GREATER ( optional_CPLUSPLUS >= 201402L ) -#define optional_CPP17_OR_GREATER ( optional_CPLUSPLUS >= 201703L ) -#define optional_CPP20_OR_GREATER ( optional_CPLUSPLUS >= 202000L ) - -// C++ language version (represent 98 as 3): - -#define optional_CPLUSPLUS_V ( optional_CPLUSPLUS / 100 - (optional_CPLUSPLUS > 200000 ? 2000 : 1994) ) - -// Use C++17 std::optional if available and requested: - -#if optional_CPP17_OR_GREATER && defined(__has_include ) -# if __has_include( <optional> ) -# define optional_HAVE_STD_OPTIONAL 1 -# else -# define optional_HAVE_STD_OPTIONAL 0 -# endif -#else -# define optional_HAVE_STD_OPTIONAL 0 -#endif - -#define optional_USES_STD_OPTIONAL ( (optional_CONFIG_SELECT_OPTIONAL == optional_OPTIONAL_STD) || ((optional_CONFIG_SELECT_OPTIONAL == optional_OPTIONAL_DEFAULT) && optional_HAVE_STD_OPTIONAL) ) - -// -// Using std::optional: -// - -#if optional_USES_STD_OPTIONAL - -#include <optional> -#include <utility> - -namespace nonstd { - - using std::in_place; - using std::in_place_type; - using std::in_place_index; - using std::in_place_t; - using std::in_place_type_t; - using std::in_place_index_t; - - using std::optional; - using std::bad_optional_access; - using std::hash; - - using std::nullopt; - using std::nullopt_t; - - using std::operator==; - using std::operator!=; - using std::operator<; - using std::operator<=; - using std::operator>; - using std::operator>=; - using std::make_optional; - using std::swap; -} - -#else // optional_USES_STD_OPTIONAL - -#include <cassert> - -#if ! optional_CONFIG_NO_EXCEPTIONS -# include <stdexcept> -#endif - -namespace nonstd { namespace optional_bare { - -// type for nullopt - -struct nullopt_t -{ - struct init{}; - nullopt_t( init ) {} -}; - -// extra parenthesis to prevent the most vexing parse: - -const nullopt_t nullopt(( nullopt_t::init() )); - -// optional access error. - -#if ! optional_CONFIG_NO_EXCEPTIONS - -class bad_optional_access : public std::logic_error -{ -public: - explicit bad_optional_access() - : logic_error( "bad optional access" ) {} -}; - -#endif // optional_CONFIG_NO_EXCEPTIONS - -// Simplistic optional: requires T to be default constructible, copyable. - -template< typename T > -class optional -{ -private: - typedef void (optional::*safe_bool)() const; - -public: - typedef T value_type; - - optional() - : has_value_( false ) - {} - - optional( nullopt_t ) - : has_value_( false ) - {} - - optional( T const & arg ) - : has_value_( true ) - , value_ ( arg ) - {} - - template< class U > - optional( optional<U> const & other ) - : has_value_( other.has_value() ) - , value_ ( other.value() ) - {} - - optional & operator=( nullopt_t ) - { - reset(); - return *this; - } - - template< class U > - optional & operator=( optional<U> const & other ) - { - has_value_ = other.has_value(); - value_ = other.value(); - return *this; - } - - void swap( optional & rhs ) - { - using std::swap; - if ( has_value() == true && rhs.has_value() == true ) { swap( **this, *rhs ); } - else if ( has_value() == false && rhs.has_value() == true ) { initialize( *rhs ); rhs.reset(); } - else if ( has_value() == true && rhs.has_value() == false ) { rhs.initialize( **this ); reset(); } - } - - // observers - - value_type const * operator->() const - { - return assert( has_value() ), - &value_; - } - - value_type * operator->() - { - return assert( has_value() ), - &value_; - } - - value_type const & operator*() const - { - return assert( has_value() ), - value_; - } - - value_type & operator*() - { - return assert( has_value() ), - value_; - } - -#if optional_CPP11_OR_GREATER - explicit operator bool() const - { - return has_value(); - } -#else - operator safe_bool() const - { - return has_value() ? &optional::this_type_does_not_support_comparisons : 0; - } -#endif - - bool has_value() const - { - return has_value_; - } - - value_type const & value() const - { -#if optional_CONFIG_NO_EXCEPTIONS - assert( has_value() ); -#else - if ( ! has_value() ) - throw bad_optional_access(); -#endif - return value_; - } - - value_type & value() - { -#if optional_CONFIG_NO_EXCEPTIONS - assert( has_value() ); -#else - if ( ! has_value() ) - throw bad_optional_access(); -#endif - return value_; - } - - template< class U > - value_type value_or( U const & v ) const - { - return has_value() ? value() : static_cast<value_type>( v ); - } - - // modifiers - - void reset() - { - has_value_ = false; - } - -private: - void this_type_does_not_support_comparisons() const {} - - template< typename V > - void initialize( V const & value ) - { - assert( ! has_value() ); - value_ = value; - has_value_ = true; - } - -private: - bool has_value_; - value_type value_; -}; - -// Relational operators - -template< typename T, typename U > -inline bool operator==( optional<T> const & x, optional<U> const & y ) -{ - return bool(x) != bool(y) ? false : bool(x) == false ? true : *x == *y; -} - -template< typename T, typename U > -inline bool operator!=( optional<T> const & x, optional<U> const & y ) -{ - return !(x == y); -} - -template< typename T, typename U > -inline bool operator<( optional<T> const & x, optional<U> const & y ) -{ - return (!y) ? false : (!x) ? true : *x < *y; -} - -template< typename T, typename U > -inline bool operator>( optional<T> const & x, optional<U> const & y ) -{ - return (y < x); -} - -template< typename T, typename U > -inline bool operator<=( optional<T> const & x, optional<U> const & y ) -{ - return !(y < x); -} - -template< typename T, typename U > -inline bool operator>=( optional<T> const & x, optional<U> const & y ) -{ - return !(x < y); -} - -// Comparison with nullopt - -template< typename T > -inline bool operator==( optional<T> const & x, nullopt_t ) -{ - return (!x); -} - -template< typename T > -inline bool operator==( nullopt_t, optional<T> const & x ) -{ - return (!x); -} - -template< typename T > -inline bool operator!=( optional<T> const & x, nullopt_t ) -{ - return bool(x); -} - -template< typename T > -inline bool operator!=( nullopt_t, optional<T> const & x ) -{ - return bool(x); -} - -template< typename T > -inline bool operator<( optional<T> const &, nullopt_t ) -{ - return false; -} - -template< typename T > -inline bool operator<( nullopt_t, optional<T> const & x ) -{ - return bool(x); -} - -template< typename T > -inline bool operator<=( optional<T> const & x, nullopt_t ) -{ - return (!x); -} - -template< typename T > -inline bool operator<=( nullopt_t, optional<T> const & ) -{ - return true; -} - -template< typename T > -inline bool operator>( optional<T> const & x, nullopt_t ) -{ - return bool(x); -} - -template< typename T > -inline bool operator>( nullopt_t, optional<T> const & ) -{ - return false; -} - -template< typename T > -inline bool operator>=( optional<T> const &, nullopt_t ) -{ - return true; -} - -template< typename T > -inline bool operator>=( nullopt_t, optional<T> const & x ) -{ - return (!x); -} - -// Comparison with T - -template< typename T, typename U > -inline bool operator==( optional<T> const & x, U const & v ) -{ - return bool(x) ? *x == v : false; -} - -template< typename T, typename U > -inline bool operator==( U const & v, optional<T> const & x ) -{ - return bool(x) ? v == *x : false; -} - -template< typename T, typename U > -inline bool operator!=( optional<T> const & x, U const & v ) -{ - return bool(x) ? *x != v : true; -} - -template< typename T, typename U > -inline bool operator!=( U const & v, optional<T> const & x ) -{ - return bool(x) ? v != *x : true; -} - -template< typename T, typename U > -inline bool operator<( optional<T> const & x, U const & v ) -{ - return bool(x) ? *x < v : true; -} - -template< typename T, typename U > -inline bool operator<( U const & v, optional<T> const & x ) -{ - return bool(x) ? v < *x : false; -} - -template< typename T, typename U > -inline bool operator<=( optional<T> const & x, U const & v ) -{ - return bool(x) ? *x <= v : true; -} - -template< typename T, typename U > -inline bool operator<=( U const & v, optional<T> const & x ) -{ - return bool(x) ? v <= *x : false; -} - -template< typename T, typename U > -inline bool operator>( optional<T> const & x, U const & v ) -{ - return bool(x) ? *x > v : false; -} - -template< typename T, typename U > -inline bool operator>( U const & v, optional<T> const & x ) -{ - return bool(x) ? v > *x : true; -} - -template< typename T, typename U > -inline bool operator>=( optional<T> const & x, U const & v ) -{ - return bool(x) ? *x >= v : false; -} - -template< typename T, typename U > -inline bool operator>=( U const & v, optional<T> const & x ) -{ - return bool(x) ? v >= *x : true; -} - -// Specialized algorithms - -template< typename T > -void swap( optional<T> & x, optional<T> & y ) -{ - x.swap( y ); -} - -// Convenience function to create an optional. - -template< typename T > -inline optional<T> make_optional( T const & v ) -{ - return optional<T>( v ); -} - -} // namespace optional-bare - -using namespace optional_bare; - -} // namespace nonstd - -#endif // optional_USES_STD_OPTIONAL - -#endif // NONSTD_OPTIONAL_BARE_HPP |