rake/lib/rake/win32.rb

52 lines
1.5 KiB
Ruby

# frozen_string_literal: true
require "rbconfig"
module Rake
# Win 32 interface methods for Rake. Windows specific functionality
# will be placed here to collect that knowledge in one spot.
module Win32 # :nodoc: all
# Error indicating a problem in locating the home directory on a
# Win32 system.
class Win32HomeError < RuntimeError
end
class << self
# True if running on a windows system.
def windows?
RbConfig::CONFIG["host_os"] =~ %r!(msdos|mswin|djgpp|mingw|[Ww]indows)!
end
# The standard directory containing system wide rake files on
# Win 32 systems. Try the following environment variables (in
# order):
#
# * HOME
# * HOMEDRIVE + HOMEPATH
# * APPDATA
# * USERPROFILE
#
# If the above are not defined, the return nil.
def win32_system_dir #:nodoc:
win32_shared_path = ENV["HOME"]
if win32_shared_path.nil? && ENV["HOMEDRIVE"] && ENV["HOMEPATH"]
win32_shared_path = ENV["HOMEDRIVE"] + ENV["HOMEPATH"]
end
win32_shared_path ||= ENV["APPDATA"]
win32_shared_path ||= ENV["USERPROFILE"]
raise Win32HomeError,
"Unable to determine home path environment variable." if
win32_shared_path.nil? or win32_shared_path.empty?
normalize(File.join(win32_shared_path, "Rake"))
end
# Normalize a win32 path so that the slashes are all forward slashes.
def normalize(path)
path.gsub(/\\/, "/")
end
end
end
end