Class: L::C::TargetCSource

Inherits:

R::Target

• Object
• R::Target
• L::C::TargetCSource

Defined in:

lib/rub/l/c.rb

Overview

A C source file.

Instance Method Summary

• #build ⇒ Object
• #included_files(opt, set = Set.new) ⇒ Object
• #initialize(opt, f, input = []) ⇒ TargetCSource constructor

  A new instance of TargetCSource.

• #input ⇒ Object
• #output ⇒ Object

Methods inherited from R::Target

#clean?, #description, #hash_input, #hash_output, #hash_outputs, #hash_self, #register

Constructor Details

#initialize(opt, f, input = []) ⇒ TargetCSource

Returns a new instance of TargetCSource.

# File 'lib/rub/l/c.rb', line 296

def initialize(opt, f, input = [])
	#TargetC.initialize
	
	@f = C.path(f)
	@opt = opt
	@input = input
	
	register
end

Instance Method Details

#build ⇒ Object

# File 'lib/rub/l/c.rb', line 355

def build
	@depsbuilt and return

	@depsbuilt = true
	build_dependancies
end

#included_files(opt, set = Set.new) ⇒ Object

# File 'lib/rub/l/c.rb', line 306

def included_files(opt, set=Set.new)
	set.include?(@f) and return

	set << @f
	@incs ||= @f.readlines.map do |l|
		l =~ /\s*#\s*include\s*("(.*)"|<(.*)>)/ or next
		if $3 and !D[:l_c_system_headers]
			next
		end
		
		p  = Pathname.new( $2 || $3 )
		ip = opt.compiler.include_directories(opt)
		
		if $2
			ip << @f.dirname
		end
		
		h = nil
		ip.each do |d|
			hg = d.join(p)
			
			if hg.exist?
				h = hg
				break
			end
		end
		
		h # Ignoring missing headers for now.
	end.compact
	
	@incs.each do |h|
		icd = R::find_target(h) || TargetCSource.new(opt, h, @input)
		
		if icd.respond_to? :included_files
			icd.included_files opt, set
		else
			set << h
		end
	end
end

#input ⇒ Object

# File 'lib/rub/l/c.rb', line 347

def input
	@input + included_files(@opt)
end

#output ⇒ Object

# File 'lib/rub/l/c.rb', line 351

def output
	Set[@f]
end