Class: SystemConfig

Inherits:
Object
  • Object
show all
Defined in:
Library/Homebrew/system_config.rb,
Library/Homebrew/extend/os/mac/system_config.rb,
Library/Homebrew/extend/os/linux/system_config.rb

Class Method Summary collapse

Class Method Details

.clang ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 25

def clang
  @clang ||= if DevelopmentTools.installed?
    DevelopmentTools.clang_version
  else
    Version::NULL
  end
end

.clang_build ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 33

def clang_build
  @clang_build ||= if DevelopmentTools.installed?
    DevelopmentTools.clang_build_version
  else
    Version::NULL
  end
end

.clt ⇒ Object 


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# File 'Library/Homebrew/extend/os/mac/system_config.rb', line 13

def clt
  if instance_variable_defined?(:@clt)
    @clt
  elsif MacOS::CLT.installed? && MacOS::Xcode.version >= "4.3"
    @clt = MacOS::CLT.version
  end
end

.core_tap_head ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 53

def core_tap_head
  CoreTap.instance.git_head || "(none)"
end

.core_tap_last_commit ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 57

def core_tap_last_commit
  CoreTap.instance.git_last_commit || "never"
end

.core_tap_origin ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 61

def core_tap_origin
  CoreTap.instance.remote || "(none)"
end

.describe_curl ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 151

def describe_curl
  curl_version_output = Utils.popen_read("#{curl_executable} --version", err: :close)
  curl_version_output =~ /^curl ([\d\.]+)/
  curl_version = Regexp.last_match(1)
  "#{curl_version} => #{curl_executable}"
rescue
  "N/A"
end

.describe_git ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 146

def describe_git
  return "N/A" unless Utils.git_available?
  "#{Utils.git_version} => #{Utils.git_path}"
end

.describe_homebrew_ruby ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 120

def describe_homebrew_ruby
  "#{describe_homebrew_ruby_version} => #{RUBY_PATH}"
end

.describe_homebrew_ruby_version ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 111

def describe_homebrew_ruby_version
  case RUBY_VERSION
  when /^1\.[89]/, /^2\.0/
    "#{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}"
  else
    RUBY_VERSION
  end
end

.describe_java ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 133

def describe_java
  # java_home doesn't exist on all macOSs; it might be missing on older versions.
  return "N/A" unless File.executable? "/usr/libexec/java_home"

  java_xml = Utils.popen_read("/usr/libexec/java_home", "--xml", "--failfast", err: :close)
  return "N/A" unless $CHILD_STATUS.success?
  javas = []
  REXML::XPath.each(REXML::Document.new(java_xml), "//key[text()='JVMVersion']/following-sibling::string") do |item|
    javas << item.text
  end
  javas.uniq.join(", ")
end

.describe_path(path) ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 65

def describe_path(path)
  return "N/A" if path.nil?
  realpath = path.realpath
  if realpath == path
    path
  else
    "#{path} => #{realpath}"
  end
end

.describe_perl ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 75

def describe_perl
  describe_path(which("perl", ENV["HOMEBREW_PATH"]))
end

.describe_python ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 79

def describe_python
  python = begin
    python_path = PATH.new(ENV["HOMEBREW_PATH"])
                      .prepend(Formula["python"].opt_libexec/"bin")
    which "python", python_path
  rescue FormulaUnavailableError
    which "python"
  end

  return "N/A" if python.nil?
  python_binary = Utils.popen_read python, "-c", "import sys; sys.stdout.write(sys.executable)"
  python_binary = Pathname.new(python_binary).realpath
  if python == python_binary
    python
  else
    "#{python} => #{python_binary}"
  end
end

.describe_ruby ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 98

def describe_ruby
  ruby = which "ruby", ENV["HOMEBREW_PATH"]
  return "N/A" if ruby.nil?
  ruby_binary = Utils.popen_read ruby, "-rrbconfig", "-e", \
    'include RbConfig;print"#{CONFIG["bindir"]}/#{CONFIG["ruby_install_name"]}#{CONFIG["EXEEXT"]}"'
  ruby_binary = Pathname.new(ruby_binary).realpath
  if ruby == ruby_binary
    ruby
  else
    "#{ruby} => #{ruby_binary}"
  end
end

.describe_xquartz ⇒ Object 


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# File 'Library/Homebrew/extend/os/mac/system_config.rb', line 26

def describe_xquartz
  return "N/A" unless MacOS::XQuartz.installed?
  "#{MacOS::XQuartz.version} => #{describe_path(MacOS::XQuartz.prefix)}"
end

.dump_generic_verbose_config ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 227

def dump_verbose_config(f = $stdout)
  f.puts "HOMEBREW_VERSION: #{HOMEBREW_VERSION}"
  f.puts "ORIGIN: #{origin}"
  f.puts "HEAD: #{head}"
  f.puts "Last commit: #{last_commit}"
  if CoreTap.instance.installed?
    f.puts "Core tap ORIGIN: #{core_tap_origin}"
    f.puts "Core tap HEAD: #{core_tap_head}"
    f.puts "Core tap last commit: #{core_tap_last_commit}"
  else
    f.puts "Core tap: N/A"
  end
  defaults_hash = {
    HOMEBREW_PREFIX: "/usr/local",
    HOMEBREW_REPOSITORY: "/usr/local/Homebrew",
    HOMEBREW_CELLAR: "/usr/local/Cellar",
    HOMEBREW_CACHE: "#{ENV["HOME"]}/Library/Caches/Homebrew",
  }.freeze
  boring_keys = %w[
    HOMEBREW_BROWSER
    HOMEBREW_EDITOR

    HOMEBREW_ANALYTICS_ID
    HOMEBREW_ANALYTICS_USER_UUID
    HOMEBREW_AUTO_UPDATE_CHECKED
    HOMEBREW_BREW_FILE
    HOMEBREW_COMMAND_DEPTH
    HOMEBREW_CURL
    HOMEBREW_GIT_CONFIG_FILE
    HOMEBREW_LIBRARY
    HOMEBREW_MACOS_VERSION
    HOMEBREW_RUBY_PATH
    HOMEBREW_SYSTEM
    HOMEBREW_OS_VERSION
    HOMEBREW_PATH
    HOMEBREW_PROCESSOR
    HOMEBREW_PRODUCT
    HOMEBREW_USER_AGENT
    HOMEBREW_USER_AGENT_CURL
    HOMEBREW_VERSION
  ].freeze
  f.puts "HOMEBREW_PREFIX: #{HOMEBREW_PREFIX}"
  if defaults_hash[:HOMEBREW_REPOSITORY] != HOMEBREW_REPOSITORY.to_s
    f.puts "HOMEBREW_REPOSITORY: #{HOMEBREW_REPOSITORY}"
  end
  if defaults_hash[:HOMEBREW_CELLAR] != HOMEBREW_CELLAR.to_s
    f.puts "HOMEBREW_CELLAR: #{HOMEBREW_CELLAR}"
  end
  ENV.sort.each do |key, value|
    next unless key.start_with?("HOMEBREW_")
    next if boring_keys.include?(key)
    next if defaults_hash[key.to_sym] == value
    value = "set" if key =~ /(cookie|key|token|password)/i
    f.puts "#{key}: #{value}"
  end
  f.puts hardware if hardware
  f.puts "Homebrew Ruby: #{describe_homebrew_ruby}"
  f.puts "GCC-4.0: build #{gcc_4_0}" unless gcc_4_0.null?
  f.puts "GCC-4.2: build #{gcc_4_2}" unless gcc_4_2.null?
  f.puts "Clang: #{clang.null? ? "N/A" : "#{clang} build #{clang_build}"}"
  f.puts "Git: #{describe_git}"
  f.puts "Curl: #{describe_curl}"
  f.puts "Perl: #{describe_perl}"
  f.puts "Python: #{describe_python}"
  f.puts "Ruby: #{describe_ruby}"
  f.puts "Java: #{describe_java}"
end

.dump_verbose_config(out = $stdout) ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 160

def dump_verbose_config(f = $stdout)
  f.puts "HOMEBREW_VERSION: #{HOMEBREW_VERSION}"
  f.puts "ORIGIN: #{origin}"
  f.puts "HEAD: #{head}"
  f.puts "Last commit: #{last_commit}"
  if CoreTap.instance.installed?
    f.puts "Core tap ORIGIN: #{core_tap_origin}"
    f.puts "Core tap HEAD: #{core_tap_head}"
    f.puts "Core tap last commit: #{core_tap_last_commit}"
  else
    f.puts "Core tap: N/A"
  end
  defaults_hash = {
    HOMEBREW_PREFIX: "/usr/local",
    HOMEBREW_REPOSITORY: "/usr/local/Homebrew",
    HOMEBREW_CELLAR: "/usr/local/Cellar",
    HOMEBREW_CACHE: "#{ENV["HOME"]}/Library/Caches/Homebrew",
  }.freeze
  boring_keys = %w[
    HOMEBREW_BROWSER
    HOMEBREW_EDITOR

    HOMEBREW_ANALYTICS_ID
    HOMEBREW_ANALYTICS_USER_UUID
    HOMEBREW_AUTO_UPDATE_CHECKED
    HOMEBREW_BREW_FILE
    HOMEBREW_COMMAND_DEPTH
    HOMEBREW_CURL
    HOMEBREW_GIT_CONFIG_FILE
    HOMEBREW_LIBRARY
    HOMEBREW_MACOS_VERSION
    HOMEBREW_RUBY_PATH
    HOMEBREW_SYSTEM
    HOMEBREW_OS_VERSION
    HOMEBREW_PATH
    HOMEBREW_PROCESSOR
    HOMEBREW_PRODUCT
    HOMEBREW_USER_AGENT
    HOMEBREW_USER_AGENT_CURL
    HOMEBREW_VERSION
  ].freeze
  f.puts "HOMEBREW_PREFIX: #{HOMEBREW_PREFIX}"
  if defaults_hash[:HOMEBREW_REPOSITORY] != HOMEBREW_REPOSITORY.to_s
    f.puts "HOMEBREW_REPOSITORY: #{HOMEBREW_REPOSITORY}"
  end
  if defaults_hash[:HOMEBREW_CELLAR] != HOMEBREW_CELLAR.to_s
    f.puts "HOMEBREW_CELLAR: #{HOMEBREW_CELLAR}"
  end
  ENV.sort.each do |key, value|
    next unless key.start_with?("HOMEBREW_")
    next if boring_keys.include?(key)
    next if defaults_hash[key.to_sym] == value
    value = "set" if key =~ /(cookie|key|token|password)/i
    f.puts "#{key}: #{value}"
  end
  f.puts hardware if hardware
  f.puts "Homebrew Ruby: #{describe_homebrew_ruby}"
  f.puts "GCC-4.0: build #{gcc_4_0}" unless gcc_4_0.null?
  f.puts "GCC-4.2: build #{gcc_4_2}" unless gcc_4_2.null?
  f.puts "Clang: #{clang.null? ? "N/A" : "#{clang} build #{clang_build}"}"
  f.puts "Git: #{describe_git}"
  f.puts "Curl: #{describe_curl}"
  f.puts "Perl: #{describe_perl}"
  f.puts "Python: #{describe_python}"
  f.puts "Ruby: #{describe_ruby}"
  f.puts "Java: #{describe_java}"
end

.formula_linked_version(formula) ⇒ Object 


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# File 'Library/Homebrew/extend/os/linux/system_config.rb', line 30

def formula_linked_version(formula)
  return "N/A" unless CoreTap.instance.installed?
  Formulary.factory(formula).linked_version || "N/A"
rescue FormulaUnavailableError
  return "N/A"
end

.gcc_4_0 ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 17

def gcc_4_0
  @gcc_4_0 ||= if DevelopmentTools.installed?
    DevelopmentTools.gcc_4_0_build_version
  else
    Version::NULL
  end
end

.gcc_4_2 ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 9

def gcc_4_2
  @gcc_4_2 ||= if DevelopmentTools.installed?
    DevelopmentTools.gcc_4_2_build_version
  else
    Version::NULL
  end
end

.hardware ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 124

def hardware
  return if Hardware::CPU.type == :dunno
  "CPU: #{Hardware.cores_as_words}-core #{Hardware::CPU.bits}-bit #{Hardware::CPU.family}"
end

.head ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 41

def head
  HOMEBREW_REPOSITORY.git_head || "(none)"
end

.host_gcc_version ⇒ Object 


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# File 'Library/Homebrew/extend/os/linux/system_config.rb', line 24

def host_gcc_version
  gcc = Pathname.new "/usr/bin/gcc"
  return "N/A" unless gcc.executable?
  `#{gcc} --version 2>/dev/null`[/ (\d+\.\d+\.\d+)/, 1]
end

.host_glibc_version ⇒ Object 


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# File 'Library/Homebrew/extend/os/linux/system_config.rb', line 18

def host_glibc_version
  version = OS::Linux::Glibc.system_version
  return "N/A" if version.null?
  version
end

.host_os_version ⇒ Object 


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# File 'Library/Homebrew/extend/os/linux/system_config.rb', line 6

def host_os_version
  if which("lsb_release")
    description = `lsb_release -d`.chomp.sub("Description:\t", "")
    codename = `lsb_release -c`.chomp.sub("Codename:\t", "")
    "#{description} (#{codename})"
  elsif (redhat_release = Pathname.new("/etc/redhat-release")).readable?
    redhat_release.read.chomp
  else
    "N/A"
  end
end

.kernel ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 129

def kernel
  `uname -m`.chomp
end

.last_commit ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 45

def last_commit
  HOMEBREW_REPOSITORY.git_last_commit || "never"
end

.macports_or_fink ⇒ Object 


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# File 'Library/Homebrew/extend/os/mac/system_config.rb', line 21

def macports_or_fink
  @ponk ||= MacOS.macports_or_fink
  @ponk.join(", ") unless @ponk.empty?
end

.origin ⇒ Object 


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# File 'Library/Homebrew/system_config.rb', line 49

def origin
  HOMEBREW_REPOSITORY.git_origin || "(none)"
end

.xcode ⇒ Object 


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# File 'Library/Homebrew/extend/os/mac/system_config.rb', line 3

def xcode
  if instance_variable_defined?(:@xcode)
    @xcode
  elsif MacOS::Xcode.installed?
    @xcode = MacOS::Xcode.version.to_s
    @xcode += " => #{MacOS::Xcode.prefix}" unless MacOS::Xcode.default_prefix?
    @xcode
  end
end