Shrink requirements.rb
This commit is contained in:
Jack Nagel
parent
c3d48b5d8a
commit
b82ae7067d
@ -1,254 +1,8 @@
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require 'requirement'
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require 'requirement'
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require 'extend/set'
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require 'requirements/conflict_requirement'
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require 'requirements/language_module_dependency'
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# A dependency on a language-specific module.
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require 'requirements/x11_dependency'
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class LanguageModuleDependency < Requirement
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require 'requirements/mpi_dependency'
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fatal true
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def initialize language, module_name, import_name=module_name
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@language = language
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@module_name = module_name
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@import_name = import_name
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super
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end
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satisfy { quiet_system(*the_test) }
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def message; <<-EOS.undent
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Unsatisfied dependency: #{@module_name}
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Homebrew does not provide #{@language.to_s.capitalize} dependencies; install with:
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#{command_line} #{@module_name}
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EOS
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end
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def the_test
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case @language
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when :chicken then %W{/usr/bin/env csi -e (use\ #{@import_name})}
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when :jruby then %W{/usr/bin/env jruby -rubygems -e require\ '#{@import_name}'}
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when :lua then %W{/usr/bin/env luarocks show #{@import_name}}
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when :node then %W{/usr/bin/env node -e require('#{@import_name}');}
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when :ocaml then %W{/usr/bin/env opam list #{@import_name} | grep #{@import_name}}
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when :perl then %W{/usr/bin/env perl -e use\ #{@import_name}}
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when :python then %W{/usr/bin/env python -c import\ #{@import_name}}
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when :ruby then %W{/usr/bin/env ruby -rubygems -e require\ '#{@import_name}'}
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when :rbx then %W{/usr/bin/env rbx -rubygems -e require\ '#{@import_name}'}
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end
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end
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def command_line
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case @language
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when :chicken then "chicken-install"
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when :jruby then "jruby -S gem install"
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when :lua then "luarocks install"
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when :node then "npm install"
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when :ocaml then "opam install"
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when :perl then "cpan -i"
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when :python then "pip install"
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when :rbx then "rbx gem install"
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when :ruby then "gem install"
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end
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end
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end
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# This requirement is used to require an X11 implementation,
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# optionally with a minimum version number.
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class X11Dependency < Requirement
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include Comparable
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attr_reader :min_version
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fatal true
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env { ENV.x11 }
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def initialize(name="x11", *tags)
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tags.flatten!
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@name = name
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@min_version = tags.shift if /(\d\.)+\d/ === tags.first
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super(tags)
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end
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satisfy :build_env => false do
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MacOS::XQuartz.installed? && (@min_version.nil? || @min_version <= MacOS::XQuartz.version)
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end
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def message; <<-EOS.undent
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Unsatisfied dependency: XQuartz #{@min_version}
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Homebrew does not package XQuartz. Installers may be found at:
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https://xquartz.macosforge.org
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EOS
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end
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def <=> other
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unless other.is_a? X11Dependency
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raise TypeError, "expected X11Dependency"
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end
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if min_version.nil? && other.min_version.nil?
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0
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elsif other.min_version.nil?
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1
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elsif @min_version.nil?
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-1
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else
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@min_version <=> other.min_version
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end
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end
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# When X11Dependency is subclassed, the new class should
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# also inherit the information specified in the DSL above.
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def self.inherited(mod)
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instance_variables.each do |ivar|
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mod.instance_variable_set(ivar, instance_variable_get(ivar))
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end
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end
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# X11Dependency::Proxy is a base class for the X11 pseudo-deps.
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# Rather than instantiate it directly, a separate class is built
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# for each of the packages that we proxy to X11Dependency.
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class Proxy < self
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PACKAGES = [:libpng, :freetype, :fontconfig]
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class << self
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def defines_const?(const)
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if ::RUBY_VERSION >= "1.9"
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const_defined?(const, false)
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else
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const_defined?(const)
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end
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end
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def for(name, *tags)
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constant = name.capitalize
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if defines_const?(constant)
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klass = const_get(constant)
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else
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klass = Class.new(self) do
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def initialize(name, *tags) super end
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end
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const_set(constant, klass)
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end
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klass.new(name, *tags)
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end
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end
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end
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end
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# There are multiple implementations of MPI-2 available.
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# http://www.mpi-forum.org/
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# This requirement is used to find an appropriate one.
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class MPIDependency < Requirement
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attr_reader :lang_list
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fatal true
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env :userpaths
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def initialize *lang_list
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@lang_list = lang_list
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@non_functional = []
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@unknown_langs = []
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super()
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end
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def mpi_wrapper_works? compiler
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compiler = which compiler
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return false if compiler.nil? or not compiler.executable?
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# Some wrappers are non-functional and will return a non-zero exit code
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# when invoked for version info.
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#
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# NOTE: A better test may be to do a small test compilation a la autotools.
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quiet_system compiler, '--version'
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end
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satisfy do
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@lang_list.each do |lang|
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case lang
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when :cc, :cxx, :f90, :f77
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compiler = 'mpi' + lang.to_s
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@non_functional << compiler unless mpi_wrapper_works? compiler
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else
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@unknown_langs << lang.to_s
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end
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end
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@unknown_langs.empty? and @non_functional.empty?
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end
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env do
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# Set environment variables to help configure scripts find MPI compilers.
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# Variable names taken from:
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# http://www.gnu.org/software/autoconf-archive/ax_mpi.html
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@lang_list.each do |lang|
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compiler = 'mpi' + lang.to_s
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mpi_path = which compiler
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# Fortran 90 environment var has a different name
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compiler = 'MPIFC' if lang == :f90
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ENV[compiler.upcase] = mpi_path
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end
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end
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def message
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if not @unknown_langs.empty?
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<<-EOS.undent
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There is no MPI compiler wrapper for:
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#{@unknown_langs.join ', '}
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The following values are valid arguments to `MPIDependency.new`:
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:cc, :cxx, :f90, :f77
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EOS
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else
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<<-EOS.undent
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Homebrew could not locate working copies of the following MPI compiler
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wrappers:
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#{@non_functional.join ', '}
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If you have a MPI installation, please ensure the bin folder is on your
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PATH and that all the wrappers are functional. Otherwise, a MPI
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installation can be obtained from homebrew by *picking one* of the
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following formulae:
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open-mpi, mpich2
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EOS
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end
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end
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end
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# This requirement added by the `conflicts_with` DSL method.
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class ConflictRequirement < Requirement
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attr_reader :formula
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# The user can chose to force installation even in the face of conflicts.
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fatal !ARGV.force?
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def initialize formula, name, opts={}
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@formula = formula
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@name = name
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@opts = opts
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super(formula)
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end
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def message
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message = "#{@name.downcase} cannot be installed alongside #{@formula}.\n"
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message << "This is because #{@opts[:because]}\n" if @opts[:because]
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message << <<-EOS.undent unless ARGV.force?
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Please `brew unlink #{@formula}` before continuing. Unlinking removes
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the formula's symlinks from #{HOMEBREW_PREFIX}. You can link the
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formula again after the install finishes. You can --force this install
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but the build may fail or cause obscure side-effects in the end-binary.
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EOS
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message
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end
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satisfy :build_env => false do
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keg = Formula.factory(@formula).prefix
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not keg.exist? && Keg.new(keg).linked?
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end
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end
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class XcodeDependency < Requirement
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class XcodeDependency < Requirement
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fatal true
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fatal true
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@ -349,8 +103,7 @@ class ArchRequirement < Requirement
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end
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end
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end
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end
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def message; <<-EOS.undent
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def message
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This formula requires an #{@arch} architecture.
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"This formula requires an #{@arch} architecture."
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EOS
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end
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end
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end
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end
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33
Library/Homebrew/requirements/conflict_requirement.rb
Normal file
33
Library/Homebrew/requirements/conflict_requirement.rb
Normal file
@ -0,0 +1,33 @@
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require 'requirement'
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# This requirement added by the `conflicts_with` DSL method.
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class ConflictRequirement < Requirement
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attr_reader :formula
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# The user can chose to force installation even in the face of conflicts.
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fatal !ARGV.force?
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def initialize formula, name, opts={}
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@formula = formula
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@name = name
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@opts = opts
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super(formula)
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end
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def message
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message = "#{@name.downcase} cannot be installed alongside #{@formula}.\n"
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message << "This is because #{@opts[:because]}\n" if @opts[:because]
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message << <<-EOS.undent unless ARGV.force?
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Please `brew unlink #{@formula}` before continuing. Unlinking removes
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the formula's symlinks from #{HOMEBREW_PREFIX}. You can link the
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formula again after the install finishes. You can --force this install
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but the build may fail or cause obscure side-effects in the end-binary.
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EOS
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message
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end
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satisfy :build_env => false do
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keg = Formula.factory(@formula).prefix
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not keg.exist? && Keg.new(keg).linked?
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end
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end
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49
Library/Homebrew/requirements/language_module_dependency.rb
Normal file
49
Library/Homebrew/requirements/language_module_dependency.rb
Normal file
@ -0,0 +1,49 @@
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require 'requirement'
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class LanguageModuleDependency < Requirement
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fatal true
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def initialize language, module_name, import_name=module_name
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@language = language
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@module_name = module_name
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@import_name = import_name
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super
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end
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satisfy { quiet_system(*the_test) }
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def message; <<-EOS.undent
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Unsatisfied dependency: #{@module_name}
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Homebrew does not provide #{@language.to_s.capitalize} dependencies; install with:
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#{command_line} #{@module_name}
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EOS
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end
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def the_test
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case @language
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when :chicken then %W{/usr/bin/env csi -e (use\ #{@import_name})}
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when :jruby then %W{/usr/bin/env jruby -rubygems -e require\ '#{@import_name}'}
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when :lua then %W{/usr/bin/env luarocks show #{@import_name}}
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when :node then %W{/usr/bin/env node -e require('#{@import_name}');}
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when :ocaml then %W{/usr/bin/env opam list #{@import_name} | grep #{@import_name}}
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when :perl then %W{/usr/bin/env perl -e use\ #{@import_name}}
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when :python then %W{/usr/bin/env python -c import\ #{@import_name}}
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when :ruby then %W{/usr/bin/env ruby -rubygems -e require\ '#{@import_name}'}
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when :rbx then %W{/usr/bin/env rbx -rubygems -e require\ '#{@import_name}'}
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end
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end
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def command_line
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case @language
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when :chicken then "chicken-install"
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when :jruby then "jruby -S gem install"
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when :lua then "luarocks install"
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when :node then "npm install"
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when :ocaml then "opam install"
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when :perl then "cpan -i"
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when :python then "pip install"
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when :rbx then "rbx gem install"
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when :ruby then "gem install"
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end
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end
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end
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82
Library/Homebrew/requirements/mpi_dependency.rb
Normal file
82
Library/Homebrew/requirements/mpi_dependency.rb
Normal file
@ -0,0 +1,82 @@
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require 'requirement'
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# There are multiple implementations of MPI-2 available.
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# http://www.mpi-forum.org/
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# This requirement is used to find an appropriate one.
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class MPIDependency < Requirement
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attr_reader :lang_list
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fatal true
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env :userpaths
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def initialize *lang_list
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@lang_list = lang_list
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@non_functional = []
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@unknown_langs = []
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super()
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end
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def mpi_wrapper_works? compiler
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compiler = which compiler
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return false if compiler.nil? or not compiler.executable?
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# Some wrappers are non-functional and will return a non-zero exit code
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# when invoked for version info.
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#
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# NOTE: A better test may be to do a small test compilation a la autotools.
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quiet_system compiler, '--version'
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end
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satisfy do
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@lang_list.each do |lang|
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case lang
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when :cc, :cxx, :f90, :f77
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compiler = 'mpi' + lang.to_s
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@non_functional << compiler unless mpi_wrapper_works? compiler
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else
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@unknown_langs << lang.to_s
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end
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end
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@unknown_langs.empty? and @non_functional.empty?
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end
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env do
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# Set environment variables to help configure scripts find MPI compilers.
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||||||
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# Variable names taken from:
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||||||
|
# http://www.gnu.org/software/autoconf-archive/ax_mpi.html
|
||||||
|
@lang_list.each do |lang|
|
||||||
|
compiler = 'mpi' + lang.to_s
|
||||||
|
mpi_path = which compiler
|
||||||
|
|
||||||
|
# Fortran 90 environment var has a different name
|
||||||
|
compiler = 'MPIFC' if lang == :f90
|
||||||
|
ENV[compiler.upcase] = mpi_path
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
def message
|
||||||
|
if not @unknown_langs.empty?
|
||||||
|
<<-EOS.undent
|
||||||
|
There is no MPI compiler wrapper for:
|
||||||
|
#{@unknown_langs.join ', '}
|
||||||
|
|
||||||
|
The following values are valid arguments to `MPIDependency.new`:
|
||||||
|
:cc, :cxx, :f90, :f77
|
||||||
|
EOS
|
||||||
|
else
|
||||||
|
<<-EOS.undent
|
||||||
|
Homebrew could not locate working copies of the following MPI compiler
|
||||||
|
wrappers:
|
||||||
|
#{@non_functional.join ', '}
|
||||||
|
|
||||||
|
If you have a MPI installation, please ensure the bin folder is on your
|
||||||
|
PATH and that all the wrappers are functional. Otherwise, a MPI
|
||||||
|
installation can be obtained from homebrew by *picking one* of the
|
||||||
|
following formulae:
|
||||||
|
open-mpi, mpich2
|
||||||
|
EOS
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
84
Library/Homebrew/requirements/x11_dependency.rb
Normal file
84
Library/Homebrew/requirements/x11_dependency.rb
Normal file
@ -0,0 +1,84 @@
|
|||||||
|
require 'requirement'
|
||||||
|
|
||||||
|
class X11Dependency < Requirement
|
||||||
|
include Comparable
|
||||||
|
attr_reader :min_version
|
||||||
|
|
||||||
|
fatal true
|
||||||
|
|
||||||
|
env { ENV.x11 }
|
||||||
|
|
||||||
|
def initialize(name="x11", *tags)
|
||||||
|
tags.flatten!
|
||||||
|
@name = name
|
||||||
|
@min_version = tags.shift if /(\d\.)+\d/ === tags.first
|
||||||
|
super(tags)
|
||||||
|
end
|
||||||
|
|
||||||
|
satisfy :build_env => false do
|
||||||
|
MacOS::XQuartz.installed? && (@min_version.nil? || @min_version <= MacOS::XQuartz.version)
|
||||||
|
end
|
||||||
|
|
||||||
|
def message; <<-EOS.undent
|
||||||
|
Unsatisfied dependency: XQuartz #{@min_version}
|
||||||
|
Homebrew does not package XQuartz. Installers may be found at:
|
||||||
|
https://xquartz.macosforge.org
|
||||||
|
EOS
|
||||||
|
end
|
||||||
|
|
||||||
|
def <=> other
|
||||||
|
unless other.is_a? X11Dependency
|
||||||
|
raise TypeError, "expected X11Dependency"
|
||||||
|
end
|
||||||
|
|
||||||
|
if min_version.nil? && other.min_version.nil?
|
||||||
|
0
|
||||||
|
elsif other.min_version.nil?
|
||||||
|
1
|
||||||
|
elsif @min_version.nil?
|
||||||
|
-1
|
||||||
|
else
|
||||||
|
@min_version <=> other.min_version
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
# When X11Dependency is subclassed, the new class should
|
||||||
|
# also inherit the information specified in the DSL above.
|
||||||
|
def self.inherited(mod)
|
||||||
|
instance_variables.each do |ivar|
|
||||||
|
mod.instance_variable_set(ivar, instance_variable_get(ivar))
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
# X11Dependency::Proxy is a base class for the X11 pseudo-deps.
|
||||||
|
# Rather than instantiate it directly, a separate class is built
|
||||||
|
# for each of the packages that we proxy to X11Dependency.
|
||||||
|
class Proxy < self
|
||||||
|
PACKAGES = [:libpng, :freetype, :fontconfig]
|
||||||
|
|
||||||
|
class << self
|
||||||
|
def defines_const?(const)
|
||||||
|
if ::RUBY_VERSION >= "1.9"
|
||||||
|
const_defined?(const, false)
|
||||||
|
else
|
||||||
|
const_defined?(const)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
def for(name, *tags)
|
||||||
|
constant = name.capitalize
|
||||||
|
|
||||||
|
if defines_const?(constant)
|
||||||
|
klass = const_get(constant)
|
||||||
|
else
|
||||||
|
klass = Class.new(self) do
|
||||||
|
def initialize(name, *tags) super end
|
||||||
|
end
|
||||||
|
|
||||||
|
const_set(constant, klass)
|
||||||
|
end
|
||||||
|
klass.new(name, *tags)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
@ -1,5 +1,7 @@
|
|||||||
require 'testing_env'
|
require 'testing_env'
|
||||||
require 'requirements'
|
require 'requirements/language_module_dependency'
|
||||||
|
|
||||||
|
# XXX: Figure out what env file needs to require hardware
|
||||||
require 'hardware'
|
require 'hardware'
|
||||||
|
|
||||||
class LanguageModuleDependencyTests < Test::Unit::TestCase
|
class LanguageModuleDependencyTests < Test::Unit::TestCase
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user