Optional: Move optional-lite to the include/third-party directory

This fixes the use case of adding the include folder manually to an outside project.
2026-08-05 09:28:40 +02:00 · 2021-04-23 20:01:53 -04:00
parent b7ce9819bd
commit 6c1cbc9db8
44 changed files with 1 additions and 5 deletions
@@ -0,0 +1,116 @@
+// Copyright (c) 2016 Martin Moene
+//
+// https://github.com/martinmoene/optional-lite
+//
+// 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)
+
+#include "optional-main.t.hpp"
+
+#ifndef  optional_HAVE
+# define optional_HAVE(FEATURE) ( optional_HAVE_##FEATURE )
+#endif
+
+#define optional_PRESENT( x ) \
+    std::cout << #x << ": " << x << "\n"
+
+#define optional_ABSENT( x ) \
+    std::cout << #x << ": (undefined)\n"
+
+lest::tests & specification()
+{
+    static lest::tests tests;
+    return tests;
+}
+
+CASE( "optional-lite version" "[.optional][.version]" )
+{
+    optional_PRESENT( optional_lite_MAJOR );
+    optional_PRESENT( optional_lite_MINOR );
+    optional_PRESENT( optional_lite_PATCH );
+    optional_PRESENT( optional_lite_VERSION );
+}
+
+CASE( "optional-lite configuration" "[.optional][.config]" )
+{
+    optional_PRESENT( optional_HAVE_STD_OPTIONAL );
+    optional_PRESENT( optional_USES_STD_OPTIONAL );
+    optional_PRESENT( optional_OPTIONAL_DEFAULT );
+    optional_PRESENT( optional_OPTIONAL_NONSTD );
+    optional_PRESENT( optional_OPTIONAL_STD );
+    optional_PRESENT( optional_CONFIG_SELECT_OPTIONAL );
+    optional_PRESENT( optional_CONFIG_NO_EXCEPTIONS );
+    optional_PRESENT( optional_CPLUSPLUS );
+}
+
+CASE( "__cplusplus" "[.stdc++]" )
+{
+    optional_PRESENT( __cplusplus );
+}
+
+CASE( "compiler version" "[.compiler]" )
+{
+#if optional_USES_STD_OPTIONAL
+    std::cout << "(Compiler version not available: using std::optional)\n";
+#else
+    optional_PRESENT( optional_COMPILER_CLANG_VERSION );
+    optional_PRESENT( optional_COMPILER_GNUC_VERSION );
+    optional_PRESENT( optional_COMPILER_MSVC_VERSION );
+#endif
+}
+
+CASE( "presence of C++ language features" "[.stdlanguage]" )
+{
+#if optional_USES_STD_OPTIONAL
+    std::cout << "(Presence of C++ language features not available: using std::optional)\n";
+#else
+    optional_PRESENT( optional_HAVE_CONSTEXPR_11 );
+    optional_PRESENT( optional_HAVE_NOEXCEPT );
+    optional_PRESENT( optional_HAVE_NULLPTR );
+    optional_PRESENT( optional_HAVE_REF_QUALIFIER );
+    optional_PRESENT( optional_HAVE_CONSTEXPR_14 );
+#endif
+}
+
+CASE( "presence of C++ library features" "[.stdlibrary]" )
+{
+#if optional_USES_STD_OPTIONAL
+    std::cout << "(Presence of C++ library features not available: using std::optional)\n";
+#else
+    optional_PRESENT( optional_HAVE_CONDITIONAL );
+    optional_PRESENT( optional_HAVE_REMOVE_CV );
+    optional_PRESENT( optional_HAVE_TYPE_TRAITS );
+    optional_PRESENT( optional_HAVE_TR1_TYPE_TRAITS );
+    optional_PRESENT( optional_HAVE_TR1_ADD_POINTER );
+    optional_PRESENT( optional_HAVE_IS_ASSIGNABLE );
+    optional_PRESENT( optional_HAVE_IS_MOVE_CONSTRUCTIBLE );
+    optional_PRESENT( optional_HAVE_IS_NOTHROW_MOVE_ASSIGNABLE );
+    optional_PRESENT( optional_HAVE_IS_NOTHROW_MOVE_CONSTRUCTIBLE );
+    optional_PRESENT( optional_HAVE_IS_TRIVIALLY_COPY_CONSTRUCTIBLE );
+    optional_PRESENT( optional_HAVE_IS_TRIVIALLY_MOVE_CONSTRUCTIBLE );
+#endif
+#ifdef _HAS_CPP0X
+    optional_PRESENT( _HAS_CPP0X );
+#else
+    optional_ABSENT(  _HAS_CPP0X );
+#endif
+}
+
+int main( int argc, char * argv[] )
+{
+    return lest::run( specification(), argc, argv );
+}
+
+#if 0
+g++            -I../include -o optional-lite.t.exe optional-lite.t.cpp && optional-lite.t.exe --pass
+g++ -std=c++98 -I../include -o optional-lite.t.exe optional-lite.t.cpp && optional-lite.t.exe --pass
+g++ -std=c++03 -I../include -o optional-lite.t.exe optional-lite.t.cpp && optional-lite.t.exe --pass
+g++ -std=c++0x -I../include -o optional-lite.t.exe optional-lite.t.cpp && optional-lite.t.exe --pass
+g++ -std=c++11 -I../include -o optional-lite.t.exe optional-lite.t.cpp && optional-lite.t.exe --pass
+g++ -std=c++14 -I../include -o optional-lite.t.exe optional-lite.t.cpp && optional-lite.t.exe --pass
+g++ -std=c++17 -I../include -o optional-lite.t.exe optional-lite.t.cpp && optional-lite.t.exe --pass
+
+cl -EHsc -I../include optional-lite.t.cpp && optional-lite.t.exe --pass
+#endif
+
+// end of file