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module MRuby
class << self
attr_accessor :build
def targets
@targets ||= {}
end
def each_target(&block)
@targets.each do |key, target|
target.instance_eval(&block)
end
end
end
class Build
include Rake::DSL
attr_accessor :name
attr_accessor :cc, :cflags, :includes
attr_accessor :ld, :ldflags, :libs
attr_accessor :ar
attr_writer :cxx, :cxxflags
attr_writer :objcc, :objcflags
attr_writer :asm, :asmflags
attr_accessor :bins
attr_accessor :gperf, :yacc
attr_accessor :cat, :git
attr_reader :root, :gems
attr_reader :libmruby
def initialize(&block)
@name ||= 'host'
@root = File.expand_path("#{File.dirname(__FILE__)}/..")
@cc, @cflags, @includes = 'gcc', %W(-DDISABLE_GEMS -MMD), %W(#{@root}/include)
@ldflags, @libs = [], %w(-lm)
@ar = 'ar'
@cxxflags, @objccflags, @asmflags = [], [], []
@yacc, @gperf = 'bison', 'gperf'
@cat, @git = 'cat', 'git'
@bins = %w(mruby mrbc mirb)
@gems, @libmruby = [], []
MRuby.targets[name.to_s] = self
MRuby.build = self
instance_eval(&block)
end
def cxx; @cxx || cc; end
def cxxflags; !@cxxflags || @cxxflags.empty? ? cflags : @cxxflags; end
def objcc; @objcc || cc; end
def objcflags; !@objcflags || @objcflags.empty? ? cflags : @objcflags; end
def asm; @asm || cc; end
def asmflags; !@asmflags || @asmflags.empty? ? cflags : @asmflags; end
def ld; @ld || cc; end
def gem(gemdir)
gemdir = load_external_gem(gemdir) if gemdir.is_a?(Hash)
[@cflags, @cxxflags, @objcflags, @asmflags].each do |f|
f.delete '-DDISABLE_GEMS' if f
end
Gem::processing_path = gemdir
load File.join(gemdir, "mrbgem.rake")
end
def load_external_gem(params)
if params[:github]
params[:git] = "[email protected]:#{params[:github]}.git"
end
if params[:git]
url = params[:git]
gemdir = "build/mrbgems/#{url.match(/([-_\w]+)(\.[-_\w]+|)$/).to_a[1]}"
return gemdir if File.exists?(gemdir)
options = []
options << "--branch \"#{params[:branch]}\"" if params[:branch]
run_git_clone gemdir, url, options
gemdir
else
fail "unknown gem option #{params}"
end
end
def enable_gems?
[email protected]?
end
def gemlibs
enable_gems? ? ["#{build_dir}/mrbgems/gem_init.o"] + @gems.map{ |g| g.lib } : []
end
def build_dir
#@build_dir ||= "build/#{name}"
"build/#{self.name}"
end
def mrbcfile
@mrbcfile ||= exefile("build/host/bin/mrbc")
end
def compile_c(outfile, infile, flags=[], includes=[])
FileUtils.mkdir_p File.dirname(outfile)
flags = [cflags, gems.map { |g| g.mruby_cflags }, flags]
flags << [self.includes, gems.map { |g| g.mruby_includes }, includes].flatten.map { |f| "-I#{filename f}" }
sh "#{filename cc} #{flags.flatten.join(' ')} -o #{filename outfile} -c #{filename infile}"
end
def compile_cxx(outfile, infile, flags=[], includes=[])
FileUtils.mkdir_p File.dirname(outfile)
flags = [cxxflags, gems.map { |g| g.mruby_cflags }, flags]
flags << [self.includes, gems.map { |g| g.mruby_includes }, includes].flatten.map { |f| "-I#{filename f}" }
sh "#{filename cxx} #{flags.flatten.join(' ')} -o #{filename outfile} -c #{filename infile}"
end
def compile_objc(outfile, infile, flags=[], includes=[])
FileUtils.mkdir_p File.dirname(outfile)
flags = [objcflags, gems.map { |g| g.mruby_cflags }, flags]
flags << [self.includes, gems.map { |g| g.mruby_includes }, includes].flatten.map { |f| "-I#{filename f}" }
sh "#{filename objcc} #{flags.flatten.join(' ')} -o #{filename outfile} -c #{filename infile}"
end
def compile_asm(outfile, infile, flags=[], includes=[])
FileUtils.mkdir_p File.dirname(outfile)
flags = [asmflags, gems.map { |g| g.mruby_cflags }, flags]
flags << [self.includes, gems.map { |g| g.mruby_includes }, includes].flatten.map { |f| "-I#{filename f}" }
sh "#{filename asm} #{flags.flatten.join(' ')} -o #{filename outfile} -c #{filename infile}"
end
def compile_mruby(outfile, infiles, funcname)
cmd = "#{cat} #{filenames [infiles]} | #{filename mrbcfile} -B#{funcname}"
if outfile.is_a?(IO)
IO.popen("#{cmd} -o- -", 'r') do |f|
outfile.puts f.read
end
else
FileUtils.mkdir_p File.dirname(outfile)
sh "#{cmd} -o#{filename outfile} -"
end
end
def link(outfile, objfiles, flags=[], libs=[])
FileUtils.mkdir_p File.dirname(outfile)
flags = [ldflags, flags]
libs = [libs, self.libs]
sh "#{filename ld} -o #{filename outfile} #{flags.join(' ')} #{filenames objfiles} #{libs.flatten.join(' ')}"
end
def archive(outfile, options, objfiles)
FileUtils.mkdir_p File.dirname(outfile)
sh "#{filename ar} #{options} #{filename outfile} #{filenames objfiles}"
end
def run_yacc(outfile, infile)
FileUtils.mkdir_p File.dirname(outfile)
sh "#{filename yacc} -o #{filename outfile} #{filename infile}"
end
def run_gperf(outfile, infile)
FileUtils.mkdir_p File.dirname(outfile)
sh %Q[#{filename gperf} -L ANSI-C -C -p -j1 -i 1 -g -o -t -N mrb_reserved_word -k"1,3,$" #{filename infile} > #{filename outfile}]
end
def run_git_clone(gemdir, giturl, options=[])
sh "#{filename git} clone #{options.join(' ')} #{filename giturl} #{filename gemdir}"
end
end # Build
class CrossBuild < Build
def initialize(name, &block)
@name ||= name
super(&block)
end
end # CrossBuild
end # MRuby
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