99 lines
2.8 KiB
Ruby
99 lines
2.8 KiB
Ruby
require 'rbconfig'
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require 'tmpdir'
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require "vagrant/util/subprocess"
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module Vagrant
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module Util
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# This class just contains some platform checking code.
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class Platform
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class << self
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def cygwin?
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return true if ENV["VAGRANT_DETECTED_OS"] &&
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ENV["VAGRANT_DETECTED_OS"].downcase.include?("cygwin")
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platform.include?("cygwin")
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end
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[:darwin, :bsd, :freebsd, :linux, :solaris].each do |type|
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define_method("#{type}?") do
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platform.include?(type.to_s)
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end
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end
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def windows?
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%W[mingw mswin].each do |text|
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return true if platform.include?(text)
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end
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false
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end
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# This takes any path and converts it to a full-length Windows
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# path on Windows machines in Cygwin.
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#
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# @return [String]
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def cygwin_windows_path(path)
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return path if !cygwin?
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process = Subprocess.execute("cygpath", "-w", "-l", "-a", path.to_s)
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process.stdout.chomp
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end
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# This checks if the filesystem is case sensitive. This is not a
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# 100% correct check, since it is possible that the temporary
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# directory runs a different filesystem than the root directory.
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# However, this works in many cases.
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def fs_case_sensitive?
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tmp_dir = Dir.mktmpdir("vagrant")
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tmp_file = File.join(tmp_dir, "FILE")
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File.open(tmp_file, "w") do |f|
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f.write("foo")
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end
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# The filesystem is case sensitive if the lowercased version
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# of the filename is NOT reported as existing.
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return !File.file?(File.join(tmp_dir, "file"))
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end
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# This expands the path and ensures proper casing of each part
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# of the path.
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def fs_real_path(path)
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path = Pathname.new(File.expand_path(path))
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raise "Path must exist for path expansion" if !path.exist?
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return path if fs_case_sensitive?
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# Build up all the parts of the path
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original = []
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while !path.root?
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original.unshift(path.basename.to_s)
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path = path.parent
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end
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# Traverse each part and join it into the resulting path
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original.each do |single|
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Dir.entries(path).each do |entry|
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if entry.downcase == single.downcase
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path = path.join(entry)
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end
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end
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end
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path
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end
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# Returns a boolean noting whether the terminal supports color.
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# output.
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def terminal_supports_colors?
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return ENV.has_key?("ANSICON") || cygwin? if windows?
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true
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end
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def platform
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RbConfig::CONFIG["host_os"].downcase
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end
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end
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end
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end
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end
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