Class: DevelopmentTools

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

Class Method Summary collapse

Class Method Details

.clang_build_version ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 74

def clang_build_version
  @clang_build_version ||= begin
    if (path = locate("clang")) &&
       build_version = `#{path} --version`[/clang-(\d{2,})/, 1]
      Version.new build_version
    else
      Version::NULL
    end
  end
end

.clang_version ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 63

def clang_version
  @clang_version ||= begin
    if (path = locate("clang")) &&
       build_version = `#{path} --version`[/(?:clang|LLVM) version (\d\.\d)/, 1]
      Version.new build_version
    else
      Version::NULL
    end
  end
end

.clear_version_cache ⇒ Object 



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

def clear_version_cache
  @gcc_4_0_build_version = @gcc_4_2_build_version = nil
  @clang_version = @clang_build_version = nil
  @non_apple_gcc_version = {}
end

.curl_handles_most_https_certificates? ⇒ Boolean 



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# File 'Library/Homebrew/development_tools.rb', line 117

def curl_handles_most_https_certificates?
  true
end

.custom_installation_instructions ⇒ Object 



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

def installation_instructions
  "Install Clang or brew install gcc"
end

.default_cc ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 27

def default_cc
  cc = DevelopmentTools.locate "cc"
  begin
    cc.realpath.basename.to_s
  rescue
    nil
  end
end

.default_compiler ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 36

def default_compiler
  :clang
end

.gcc_4_0_build_version ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 40

def gcc_4_0_build_version
  @gcc_4_0_build_version ||= begin
    if (path = locate("gcc-4.0")) &&
       build_version = `#{path} --version 2>/dev/null`[/build (\d{4,})/, 1]
      Version.new build_version
    else
      Version::NULL
    end
  end
end

.gcc_4_2_build_version ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 51

def gcc_4_2_build_version
  @gcc_4_2_build_version ||= begin
    gcc = locate("gcc-4.2") || HOMEBREW_PREFIX/"opt/apple-gcc42/bin/gcc-4.2"
    if gcc.exist? && !gcc.realpath.basename.to_s.start_with?("llvm") &&
       build_version = `#{gcc} --version 2>/dev/null`[/build (\d{4,})/, 1]
      Version.new build_version
    else
      Version::NULL
    end
  end
end

.installation_instructions ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 22

def installation_instructions
  "Install Clang or brew install gcc"
end

.installed? ⇒ Boolean

Checks if the user has any developer tools installed, either via Xcode or the CLT. Convenient for guarding against formula builds when building is impossible.



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

def installed?
  locate("clang") || locate("gcc")
end

.llvm_clang_build_version ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 85

def llvm_clang_build_version
  @llvm_clang_build_version ||= begin
    path = Formulary.factory("llvm").opt_prefix/"bin/clang"
    if path.executable? &&
       build_version = `#{path} --version`[/clang version (\d\.\d\.\d)/, 1]
      Version.new build_version
    else
      Version::NULL
    end
  end
end

.locate(tool) ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 4

def locate(tool)
  # Don't call tools (cc, make, strip, etc.) directly!
  # Give the name of the binary you look for as a string to this method
  # in order to get the full path back as a Pathname.
  (@locate ||= {}).fetch(tool) do |key|
    @locate[key] = if File.executable?(path = "/usr/bin/#{tool}")
      Pathname.new path
    # Homebrew GCCs most frequently; much faster to check this before xcrun
    elsif (path = HOMEBREW_PREFIX/"bin/#{tool}").executable?
      path
    end
  end
end

.non_apple_gcc_version(cc) ⇒ Object 



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# File 'Library/Homebrew/development_tools.rb', line 97

def non_apple_gcc_version(cc)
  (@non_apple_gcc_version ||= {}).fetch(cc) do
    path = HOMEBREW_PREFIX/"opt/gcc/bin"/cc
    path = locate(cc) unless path.exist?
    version = if path &&
                 build_version = `#{path} --version`[/gcc(?:-\d(?:\.\d)? \(.+\))? (\d\.\d\.\d)/, 1]
      Version.new build_version
    else
      Version::NULL
    end
    @non_apple_gcc_version[cc] = version
  end
end

.original_locate ⇒ Object 



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# File 'Library/Homebrew/extend/os/mac/development_tools.rb', line 6

def locate(tool)
  # Don't call tools (cc, make, strip, etc.) directly!
  # Give the name of the binary you look for as a string to this method
  # in order to get the full path back as a Pathname.
  (@locate ||= {}).fetch(tool) do |key|
    @locate[key] = if File.executable?(path = "/usr/bin/#{tool}")
      Pathname.new path
    # Homebrew GCCs most frequently; much faster to check this before xcrun
    elsif (path = HOMEBREW_PREFIX/"bin/#{tool}").executable?
      path
    end
  end
end

.subversion_handles_most_https_certificates? ⇒ Boolean 



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# File 'Library/Homebrew/development_tools.rb', line 121

def subversion_handles_most_https_certificates?
  true
end