Module: DataMetaXtra::Sys

Defined in:: lib/dataMetaXtra.rb

Overview

Constants to deal with the operational system, operational environment

Constant Summary collapse

WINDOWS = Platform constant - true if running under Microsoft Windows.

(/mswin|mingw|bccwin|wince|emx/ =~ RUBY_PLATFORM) != nil

CYGWIN = Platform constant - true if running under Cygwin.

(/cygwin/ =~ RUBY_PLATFORM) != nil

MAC_OS_X = Platform constant - true if running under MacOS X.

(/darwin/ =~ RUBY_PLATFORM) != nil

LINUX = Platform constant - true if running under Linux.

(/linux|GNU/i =~ RUBY_PLATFORM) != nil

UNIX = Platform constant - true if running under any Unix environment: Linux, MacOS X or Cygwin.

LINUX || MAC_OS_X || CYGWIN

OS_USER = Who’s running this program - this won’t change as long as the program is running.

ENV['USERNAME'] || ENV['USER']

OS_USER_HOME = What’s the current user’s home path in the filesystem.

case
    when WINDOWS
        "#{ENV['HOMEDRIVE']}/#{ENV['HOMEPATH'].gsub(/\\/, '/')}"
    when CYGWIN
        "#{ENV['HOME']}" # changed in latest versions of CygWin, now you get /cygdrive/c/Users/mubergens/
        #"/cygdrive/#{ENV['HOMEDRIVE'][0, 1].downcase}#{ENV['HOMEPATH'].gsub(/\\/, '/')}"
    else # Linux, MacOS (verified)
        "#{ENV['HOME']}"
end