Class: Teapot::Target

Inherits:
Object
  • Object
show all
Includes:
Dependency
Defined in:
lib/teapot/target.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Dependency

chain, #dependencies, #depends, #depends?, #provides, #provides?, #provisions

Constructor Details

#initialize(context, package, name) ⇒ Target

Returns a new instance of Target.



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# File 'lib/teapot/target.rb', line 32

def initialize(context, package, name)
	@context = context
	@package = package

	@name = name

	@install = nil

	@path = @package.path
end

Instance Attribute Details

#context ⇒ Object (readonly)

Returns the value of attribute context.



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# File 'lib/teapot/target.rb', line 43

def context
  @context
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/teapot/target.rb', line 45

def name
  @name
end

#package ⇒ Object (readonly)

Returns the value of attribute package.



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# File 'lib/teapot/target.rb', line 44

def package
  @package
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/teapot/target.rb', line 47

def path
  @path
end

Instance Method Details

#builder ⇒ Object 



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# File 'lib/teapot/target.rb', line 49

def builder
	Build.top(@path)
end

#install(&block) ⇒ Object 



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# File 'lib/teapot/target.rb', line 53

def install(&block)
	@install = Proc.new(&block)
end

#install!(context, config = {}) ⇒ Object 



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# File 'lib/teapot/target.rb', line 57

def install!(context, config = {})
	return unless @install
	
	chain = Dependency::chain(context.selection, dependencies, context.targets.values)
	
	environments = []
	
	# The base configuration environment:
	environments << context.config.environment
	
	# Calculate the dependency chain's ordered environments:
	environments += chain.provisions.collect do |provision|
		Environment.new(&provision.value)
	end
	
	# Per-configuration package package environment:
	environments << @package.options[:environment]
	
	# Merge all the environments together:
	environment = Environment.combine(*environments)
		
	local_build = environment.merge do
		default platforms_path context.config.platforms_path
		default build_prefix {platforms_path + "cache/#{platform_name}-#{variant}"}
		default install_prefix {platforms_path + "#{platform_name}-#{variant}"}
	
		append buildflags {"-I#{install_prefix + "include"}"}
		append linkflags {"-L#{install_prefix + "lib"}"}
	end
	
	@install.call(local_build)
end

#to_s ⇒ Object 



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# File 'lib/teapot/target.rb', line 90

def to_s
	"<Target: #{@name}>"
end