GCC Code Coverage Report

Line	Branch	Exec	Source
1			//==================================================================================================
2			/*
3			SPY - C++ Informations Broker
4			Copyright : SPY Project Contributors
5			SPDX-License-Identifier: BSL-1.0
6			*/
7			//==================================================================================================
8			#pragma once
9
10			#if defined(__APPLE__) || defined(__APPLE_CC__) || defined(macintosh)
11			#include <AvailabilityMacros.h>
12			#endif
13
14			namespace spy::_
15			{
16			enum class systems
17			{
18			undefined_ = -1,
19			android_,
20			bsd_,
21			cygwin_,
22			ios_,
23			linux_,
24			macos_,
25			unix_,
26			windows_
27			};
28
29			template<systems OpSys> struct os_info
30			{
31			static constexpr systems vendor = OpSys;
32
33			inline constexpr explicit operator bool() const noexcept;
34
35			template<systems C2> constexpr bool operator==(os_info<C2> const&) const noexcept
36			{
37			return C2 == vendor;
38			}
39			};
40
41		1	template<_::stream OS, systems OpSys> auto& operator<<(OS& os, os_info<OpSys> const&)
42			{
43			if(OpSys == systems::android_) return os << "Android";
44			if(OpSys == systems::bsd_) return os << "BSD";
45			if(OpSys == systems::cygwin_) return os << "Cygwin";
46			if(OpSys == systems::ios_) return os << "iOs";
47		1	if(OpSys == systems::linux_) return os << "Linux";
48			if(OpSys == systems::macos_) return os << "MacOs";
49			if(OpSys == systems::unix_) return os << "UNIX";
50			if(OpSys == systems::windows_) return os << "Windows";
51
52			return os << "Undefined Operating System";
53			}
54			}
55
56			namespace spy
57			{
58			#if defined(__ANDROID__)
59			#define SPY_OS_IS_ANDROID
60			using os_type = _::os_info<_::systems::android_>;
61			#elif defined(BSD) || defined(_SYSTYPE_BSD)
62			#define SPY_OS_IS_BSD
63			using os_type = _::os_info<_::systems::bsd_>;
64			#elif defined(__CYGWIN__)
65			#define SPY_OS_IS_CYGWIN
66			using os_type = _::os_info<_::systems::cygwin_>;
67			#elif defined(__APPLE__) && defined(__MACH__) && \
68			defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__)
69			#define SPY_OS_IS_IOS
70			using os_type = _::os_info<_::systems::ios_>;
71			#elif defined(linux) || defined(__linux)
72			#define SPY_OS_IS_LINUX
73			using os_type = _::os_info<_::systems::linux_>;
74			#elif defined(macintosh) || defined(Macintosh) || (defined(__APPLE__) && defined(__MACH__))
75			#define SPY_OS_IS_MACOS
76			using os_type = _::os_info<_::systems::macos_>;
77			#elif defined(unix) || defined(__unix) || defined(_XOPEN_SOURCE) || defined(_POSIX_SOURCE)
78			#define SPY_OS_IS_UNIX
79			using os_type = _::os_info<_::systems::unix_>;
80			#elif defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(__TOS_WIN__) || \
81			defined(__WINDOWS__)
82			#define SPY_OS_IS_WINDOWS
83			using os_type = _::os_info<_::systems::windows_>;
84			#else
85			#define SPY_OS_IS_UNKNOWN
86			using os_type = _::os_info<_::systems::undefined_>;
87			#endif
88
89			//================================================================================================
90			//! @ingroup spy_platform
91			//! @brief OS reporting value
92			//!
93			//! The `spy::operating_system` object can be compared to any other OS related value to verify
94			//! if the code being compiled is compiled on a given Operating Systems.
95			//!
96			//! Additionally, any of the OS related value are convertible to `bool`. They evaluates to `true`
97			//! if they matches the correct OS currently used.
98			//!
99			//! @groupheader{Supported Value}
100			//!
101			//! Name | Operating System
102			//! --------------- | -------------
103			//! `spy::android_` | Android
104			//! `spy::bsd` | BSD
105			//! `spy::cygwin_` | CYGWIN
106			//! `spy::ios_` | iOS
107			//! `spy::linux_` | Linux
108			//! `spy::macos_` | MacOS
109			//! `spy::unix_` | UNIX
110			//! `spy::windows_` | Windows
111			//!
112			//! @groupheader{Example}
113			//! @godbolt{samples/os.cpp}
114			//================================================================================================
115			constexpr inline os_type operating_system;
116			}
117
118			namespace spy::_
119			{
120			template<systems OS> inline constexpr os_info<OS>::operator bool() const noexcept
121			{
122			return spy::operating_system == *this;
123			}
124			}
125
126			namespace spy
127			{
128			constexpr inline auto android_ = _::os_info<_::systems::android_> {};
129			constexpr inline auto bsd_ = _::os_info<_::systems::bsd_> {};
130			constexpr inline auto cygwin_ = _::os_info<_::systems::cygwin_> {};
131			constexpr inline auto ios_ = _::os_info<_::systems::ios_> {};
132			constexpr inline auto linux_ = _::os_info<_::systems::linux_> {};
133			constexpr inline auto macos_ = _::os_info<_::systems::macos_> {};
134			constexpr inline auto unix_ = _::os_info<_::systems::unix_> {};
135			constexpr inline auto windows_ = _::os_info<_::systems::windows_> {};
136			}
137
138			namespace spy::supports
139			{
140			#if defined(SPY_DOXYGEN_INVOKED)
141			//================================================================================================
142			//! @ingroup spy_platform
143			//! @brief POSIX supports indicator.
144			//!
145			//! Evaluates to `true` if current OS supports POSIX system calls and functions.
146			//!
147			//! @groupheader{Example}
148			//! @godbolt{samples/posix.cpp}
149			//================================================================================================
150			constexpr inline auto posix_ = _::implementation_defined {};
151			#else
152			#if (MAC_OS_X_VERSION_MIN_REQUIRED >= 1090) || (_POSIX_C_SOURCE >= 200112L) || \
153			(_XOPEN_SOURCE >= 600)
154			#define SPY_SUPPORTS_POSIX
155			constexpr inline auto posix_ = true;
156			#else
157			constexpr inline auto posix_ = false;
158			#endif
159			#endif
160			}
161