mruby build test

Rakefile

namespace :mruby do
  ENV['MRUBY_CONFIG'] = File.join(Dir.pwd, 'build_config')
  load 'mruby/Rakefile'
end

LIB_MRUBY = File.join(MRUBY_ROOT, 'build/host/lib/libmruby.a')
LIB_MRUBY_FLAGS = File.join(MRUBYT_ROOT, 'build/host/lib/libmruby.flags.mak')

MRBC = File.join(MRUBY_ROOT, 'bin/mrbc')

CC = ENV['CC'] || 'cc'
CC_FLAGS = %W[-I#{MRUBY_ROOT}/include]
LD_FLAGS = %W[-static -L#{MRUBY_ROOT}/build/host/lib]
LIBS = %W[mruby m]

RUBY_SRC = FileList['*.rb']
SRC      = (FileList['*.c'] + RUBY_SRC.ext('.c')).uniq
OBJS     = SRC.ext('.o')


desc "Build project"

task :main => [*OBJS, LIB_MRUBY] do |t|
  sh CC, *LD_FLAGS, '-o', t.name, *OBJS, *LIBS.map {|l| "-l#{l}"}
end

task :clean do
  rm_f RUBY_SRC.ext('.c')
  rm_f OBJS
  rm_f 'main'
end

file MRBC => MRUBY_CONFIG
file LIB_MRUBY => MRUBY_CONFIG

rule '.o' => '.c' do |t|
  sh CC, *CC_FLAGS, '-c', '-o', t.name, t.source
end

rule '.c' => ['.rb', MRBC] do |t|
  symbol  = t.name.gsub(/\..*$/, '_symbol')
  sh MRBC, '-B', symbol, t.source
end

task :default => :main