Class: MRuby::Gem::Specification

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Rake::DSL
Defined in:
ext/enterprise_script_service/mruby/lib/mruby/gem.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, &block) ⇒ Specification

Returns a new instance of Specification.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 45

def initialize(name, &block)
  @name = name
  @initializer = block
  @version = "0.0.0"
  @mrblib_dir = "mrblib"
  @objs_dir = "src"
  MRuby::Gem.current = self
end

Instance Attribute Details

#authors ⇒ Object

Returns the value of attribute authors.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 26

def authors
  @authors
end

#bins ⇒ Object

Returns the value of attribute bins.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 34

def bins
  @bins
end

#build ⇒ Object Also known as: mruby

Returns the value of attribute build.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 18

def build
  @build
end

#build_config_initializer ⇒ Object

Returns the value of attribute build_config_initializer.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 20

def build_config_initializer
  @build_config_initializer
end

#conflicts ⇒ Object (readonly)

Returns the value of attribute conflicts.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 37

def conflicts
  @conflicts
end

#dependencies ⇒ Object (readonly)

Returns the value of attribute dependencies.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 37

def dependencies
  @dependencies
end

#description ⇒ Object

Returns the value of attribute description.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 24

def description
  @description
end

#dir ⇒ Object

Returns the value of attribute dir.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 18

def dir
  @dir
end

#export_include_paths ⇒ Object

Returns the value of attribute export_include_paths.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 39

def export_include_paths
  @export_include_paths
end

#generate_functions ⇒ Object (readonly)

Returns the value of attribute generate_functions.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 41

def generate_functions
  @generate_functions
end

#homepage ⇒ Object

Returns the value of attribute homepage.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 25

def homepage
  @homepage
end

#licenses ⇒ Object

Returns the value of attribute licenses.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 26

def licenses
  @licenses
end

#mrblib_dir ⇒ Object

Returns the value of attribute mrblib_dir.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 21

def mrblib_dir
  @mrblib_dir
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 18

def name
  @name
end

#objs ⇒ Object

Returns the value of attribute objs.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 30

def objs
  @objs
end

#objs_dir ⇒ Object

Returns the value of attribute objs_dir.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 21

def objs_dir
  @objs_dir
end

#rbfiles ⇒ Object

Returns the value of attribute rbfiles.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 30

def rbfiles
  @rbfiles
end

#requirements ⇒ Object

Returns the value of attribute requirements.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 36

def requirements
  @requirements
end

#summary ⇒ Object

Returns the value of attribute summary.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 24

def summary
  @summary
end

#test_args ⇒ Object

Returns the value of attribute test_args.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 31

def test_args
  @test_args
end

#test_objs ⇒ Object

Returns the value of attribute test_objs.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 31

def test_objs
  @test_objs
end

#test_preload ⇒ Object

Returns the value of attribute test_preload.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 32

def test_preload
  @test_preload
end

#test_rbfiles ⇒ Object

Returns the value of attribute test_rbfiles.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 31

def test_rbfiles
  @test_rbfiles
end

#version ⇒ Object

Returns the value of attribute version.



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 23

def version
  @version
end

Instance Method Details

#add_conflict(name, *req) ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 118

def add_conflict(name, *req)
  @conflicts << {:gem => name, :requirements => req.empty? ? nil : req}
end

#add_dependency(name, *requirements) ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 107

def add_dependency(name, *requirements)
  default_gem = requirements.last.kind_of?(Hash) ? requirements.pop : nil
  requirements = ['>= 0.0.0'] if requirements.empty?
  requirements.flatten!
  @dependencies << {:gem => name, :requirements => requirements, :default => default_gem}
end

#add_test_dependency(*args) ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 114

def add_test_dependency(*args)
  add_dependency(*args) if build.test_enabled? || build.bintest_enabled?
end

#build_dir ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 122

def build_dir
  "#{build.build_dir}/mrbgems/#{name}"
end

#compilers ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 149

def compilers
  MRuby::Build::COMPILERS.map do |c|
    instance_variable_get("@#{c}")
  end
end

#custom_test_init? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 222

def custom_test_init?
  @custom_test_init
end

#define_gem_init_builder ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 155

def define_gem_init_builder
  file objfile("#{build_dir}/gem_init") => [ "#{build_dir}/gem_init.c", File.join(dir, "mrbgem.rake") ]
  file "#{build_dir}/gem_init.c" => [build.mrbcfile, __FILE__] + [rbfiles].flatten do |t|
    FileUtils.mkdir_p build_dir
    generate_gem_init("#{build_dir}/gem_init.c")
  end
end

#funcname ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 145

def funcname
  @funcname ||= @name.gsub('-', '_')
end

#generate_gem_init(fname) ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 163

def generate_gem_init(fname)
  open(fname, 'w') do |f|
    print_gem_init_header f
    build.mrbc.run f, rbfiles, "gem_mrblib_irep_#{funcname}" unless rbfiles.empty?
    f.puts %Q[void mrb_#{funcname}_gem_init(mrb_state *mrb);]
    f.puts %Q[void mrb_#{funcname}_gem_final(mrb_state *mrb);]
    f.puts %Q[]
    f.puts %Q[void GENERATED_TMP_mrb_#{funcname}_gem_init(mrb_state *mrb) {]
    f.puts %Q[  int ai = mrb_gc_arena_save(mrb);]
    f.puts %Q[  mrb_#{funcname}_gem_init(mrb);] if objs != [objfile("#{build_dir}/gem_init")]
    unless rbfiles.empty?
      f.puts %Q[  mrb_load_irep(mrb, gem_mrblib_irep_#{funcname});]
      f.puts %Q[  if (mrb->exc) {]
      f.puts %Q[    mrb_print_error(mrb);]
      f.puts %Q[    mrb_close(mrb);]
      f.puts %Q[    exit(EXIT_FAILURE);]
      f.puts %Q[  }]
    end
    f.puts %Q[  mrb_gc_arena_restore(mrb, ai);]
    f.puts %Q[}]
    f.puts %Q[]
    f.puts %Q[void GENERATED_TMP_mrb_#{funcname}_gem_final(mrb_state *mrb) {]
    f.puts %Q[  mrb_#{funcname}_gem_final(mrb);] if objs != [objfile("#{build_dir}/gem_init")]
    f.puts %Q[}]
  end
end

#print_gem_comment(f) ⇒ Object

generate_gem_init



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 190

def print_gem_comment(f)
  f.puts %Q[/*]
  f.puts %Q[ * This file is loading the irep]
  f.puts %Q[ * Ruby GEM code.]
  f.puts %Q[ *]
  f.puts %Q[ * IMPORTANT:]
  f.puts %Q[ *   This file was generated!]
  f.puts %Q[ *   All manual changes will get lost.]
  f.puts %Q[ */]
end

#print_gem_init_header(f) ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 201

def print_gem_init_header(f)
  print_gem_comment(f)
  f.puts %Q[#include <stdlib.h>] unless rbfiles.empty?
  f.puts %Q[#include <mruby.h>]
  f.puts %Q[#include <mruby/irep.h>] unless rbfiles.empty?
end

#print_gem_test_header(f) ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 208

def print_gem_test_header(f)
  print_gem_comment(f)
  f.puts %Q[#include <stdio.h>]
  f.puts %Q[#include <stdlib.h>]
  f.puts %Q[#include <mruby.h>]
  f.puts %Q[#include <mruby/irep.h>]
  f.puts %Q[#include <mruby/variable.h>]
  f.puts %Q[#include <mruby/hash.h>] unless test_args.empty?
end

#search_package(name, version_query = nil) ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 130

def search_package(name, version_query=nil)
  package_query = name
  package_query += " #{version_query}" if version_query
  _pp "PKG-CONFIG", package_query
  escaped_package_query = Shellwords.escape(package_query)
  if system("pkg-config --exists #{escaped_package_query}")
    cc.flags += [`pkg-config --cflags #{escaped_package_query}`.strip]
    cxx.flags += [`pkg-config --cflags #{escaped_package_query}`.strip]
    linker.flags_before_libraries += [`pkg-config --libs #{escaped_package_query}`.strip]
    true
  else
    false
  end
end

#setup ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 54

def setup
  return if defined?(@linker)  # return if already set up

  MRuby::Gem.current = self
  MRuby::Build::COMMANDS.each do |command|
    instance_variable_set("@#{command}", @build.send(command).clone)
  end
  @linker = LinkerConfig.new([], [], [], [], [])

  @rbfiles = Dir.glob("#{@dir}/#{@mrblib_dir}/**/*.rb").sort
  @objs = Dir.glob("#{@dir}/#{@objs_dir}/*.{c,cpp,cxx,cc,m,asm,s,S}").map do |f|
    objfile(f.relative_path_from(@dir).to_s.pathmap("#{build_dir}/%X"))
  end

  @test_rbfiles = Dir.glob("#{dir}/test/**/*.rb").sort
  @test_objs = Dir.glob("#{dir}/test/*.{c,cpp,cxx,cc,m,asm,s,S}").map do |f|
    objfile(f.relative_path_from(dir).to_s.pathmap("#{build_dir}/%X"))
  end
  @custom_test_init = !@test_objs.empty?
  @test_preload = nil # 'test/assert.rb'
  @test_args = {}

  @bins = []

  @requirements = []
  @dependencies, @conflicts = [], []
  @export_include_paths = []
  @export_include_paths << "#{dir}/include" if File.directory? "#{dir}/include"

  instance_eval(&@initializer)

  @generate_functions = !(@rbfiles.empty? && @objs.empty?)
  @objs << objfile("#{build_dir}/gem_init") if @generate_functions

  if !name || !licenses || !authors
    fail "#{name || dir} required to set name, license(s) and author(s)"
  end

  build.libmruby_objs << @objs

  instance_eval(&@build_config_initializer) if @build_config_initializer
end

#setup_compilers ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 97

def setup_compilers
  compilers.each do |compiler|
    compiler.define_rules build_dir, "#{dir}"
    compiler.defines << %Q[MRBGEM_#{funcname.upcase}_VERSION=#{version}]
    compiler.include_paths << "#{dir}/include" if File.directory? "#{dir}/include"
  end

  define_gem_init_builder if @generate_functions
end

#test_dependencies ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 218

def test_dependencies
  [@name]
end

#test_rbireps ⇒ Object 



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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 126

def test_rbireps
  "#{build_dir}/gem_test.c"
end

#version_ok?(req_versions) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/enterprise_script_service/mruby/lib/mruby/gem.rb', line 226

def version_ok?(req_versions)
  req_versions.map do |req|
    cmp, ver = req.split
    cmp_result = Version.new(version) <=> Version.new(ver)
    case cmp
    when '=' then cmp_result == 0
    when '!=' then cmp_result != 0
    when '>' then cmp_result == 1
    when '<' then cmp_result == -1
    when '>=' then cmp_result >= 0
    when '<=' then cmp_result <= 0
    when '~>'
      Version.new(version).twiddle_wakka_ok?(Version.new(ver))
    else
      fail "Comparison not possible with '#{cmp}'"
    end
  end.all?
end