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Diffstat (limited to 'libphobos/src/std/system.d')
| -rw-r--r-- | libphobos/src/std/system.d | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/libphobos/src/std/system.d b/libphobos/src/std/system.d new file mode 100644 index 0000000..f8c23b7 --- /dev/null +++ b/libphobos/src/std/system.d @@ -0,0 +1,74 @@ +// Written in the D programming language. + +/** + * Information about the target operating system, environment, and CPU. + * + * Copyright: Copyright Digital Mars 2000 - 2011 + * License: $(HTTP www.boost.org/LICENSE_1_0.txt, Boost License 1.0). + * Authors: $(HTTP digitalmars.com, Walter Bright) and Jonathan M Davis + * Source: $(PHOBOSSRC std/_system.d) + */ +module std.system; + +immutable +{ + /++ + Operating system. + + Note: + This is for cases where you need a value representing the OS at + runtime. If you're doing something which should compile differently + on different OSes, then please use $(D version (Windows)), + $(D version (linux)), etc. + + See_Also: + $(DDSUBLINK spec/version,PredefinedVersions, Predefined Versions) + +/ + enum OS + { + win32 = 1, /// Microsoft 32 bit Windows systems + win64, /// Microsoft 64 bit Windows systems + linux, /// All Linux Systems + osx, /// Mac OS X + freeBSD, /// FreeBSD + netBSD, /// NetBSD + solaris, /// Solaris + android, /// Android + otherPosix /// Other Posix Systems + } + + /// The OS that the program was compiled for. + version (Win32) OS os = OS.win32; + else version (Win64) OS os = OS.win64; + else version (Android) OS os = OS.android; + else version (linux) OS os = OS.linux; + else version (OSX) OS os = OS.osx; + else version (FreeBSD) OS os = OS.freeBSD; + else version (NetBSD) OS os = OS.netBSD; + else version (Posix) OS os = OS.otherPosix; + else static assert(0, "Unknown OS."); + + /++ + Byte order endianness. + + Note: + This is intended for cases where you need to deal with endianness at + runtime. If you're doing something which should compile differently + depending on whether you're compiling on a big endian or little + endian machine, then please use $(D version (BigEndian)) and + $(D version (LittleEndian)). + + See_Also: + $(DDSUBLINK spec/version,PredefinedVersions, Predefined Versions) + +/ + enum Endian + { + bigEndian, /// Big endian byte order + littleEndian /// Little endian byte order + } + + /// The endianness that the program was compiled for. + version (LittleEndian) Endian endian = Endian.littleEndian; + else Endian endian = Endian.bigEndian; +} + |