Contents

# frozen_string_literal: true

require 'fileutils'
require 'posix-spawn'
require 'set'
require_relative '../lib/sleeping_kangaroo12/build'

platform = ::SleepingKangaroo12::Build::Platform.instance
out_dir = "#{platform.arch}-#{platform.os}"
lib_name = ::File.join(out_dir, platform.map_library_name('SleepingKangaroo12'))

k12_prefix = 'k12/bin/'
build_prefix = 'bin/.build/'

feature_set = ::POSIX::Spawn::Child.new('gcc -march=native -dM -E - < /dev/null').then(&:out).then do |output|
  output.lines.select do |line|
    line.include?('AVX') || line.include?('SSE') || line.include?('64')
  end
end.each_with_object(::Set.new) do |line, accumulator|
  matched = /(\S+)\s+1\s*\z/.match(line)
  next unless matched
  accumulator << matched[1]
end

static_target = if feature_set.include?('__LP64__')
  'generic64/libk12.a'
else
  'generic32/libk12.a'
end

task default: [lib_name]

file lib_name => FileList["#{build_prefix}sleeping_kangaroo12.o", "#{k12_prefix}#{static_target}"] do |t|
  ::FileUtils.mkdir_p(::File.dirname(t.name))
  static_lib = t.prerequisites.last
  static_lib_dir = ::File.dirname(static_lib)
  static_lib_file = ::File.basename(static_lib)
  sh "gcc -shared -flto -o #{t.name} #{t.prerequisites.first} -L#{static_lib_dir} -l:#{static_lib_file} -lm -lc"
end

file "#{build_prefix}sleeping_kangaroo12.o" => FileList['binding/sleeping_kangaroo12.c', "#{k12_prefix}#{static_target}"] do |t|
  ::FileUtils.mkdir_p(::File.dirname(t.name))
  sh "gcc -Wall -O3 -fPIC -flto -I#{::File.dirname(t.prerequisites.last)} -c #{t.prerequisites.first} -o #{t.name}"
end

file "#{k12_prefix}#{static_target}" => FileList['k12/Makefile'] do |_t|
  sh "cd k12 && (CFLAGS=\"-fPIC -flto\" ASMFLAGS=\"-fPIC -flto\" make #{static_target})"
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
sleeping_kangaroo12-0.0.6	ext/Rakefile
sleeping_kangaroo12-0.0.5	ext/Rakefile
sleeping_kangaroo12-0.0.4	ext/Rakefile