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# This Source Code Form is subject to the terms of the Mozilla Public License,
# v. 2.0. If a copy of the MPL was not distributed with this file, You can
# obtain one at https://mozilla.org/MPL/2.0/.
# frozen_string_literal: true
require 'open3'
require 'rake/clean'
STAGES = Dir.glob('boot/stage*')
.collect { |stage| File.basename stage }
.sort { |a, b| a.delete_prefix('stage').to_i <=> b.delete_prefix('stage').to_i }
.drop(1) # First assembly stage does not count.
CLOBBER.include 'build'
def run(exe)
ENV.fetch('QEMU', '').split << exe
end
directory 'build'
task :default do
Rake::Task["build/valid/#{STAGES.last}/cl"].invoke
Rake::Task["boot"].invoke
end
desc 'Final stage'
task boot: "build/valid/#{STAGES.last}/cl"
task boot: "boot/#{STAGES.last}/cl.elna" do |t|
groupped = t.prerequisites.group_by { |stage| File.extname stage }.transform_values(&:first)
exe = groupped['']
expected = groupped[''] + '.s'
source = groupped['.elna']
cat_arguments = ['cat', source]
diff_arguments = ['diff', '-Nur', '--text', expected, '-']
Open3.pipeline(cat_arguments, run(exe), diff_arguments)
end
namespace :stage do
stage_number = STAGES.last.delete_prefix('stage').to_i
desc 'Create a new stabe by duplicating the last one'
task :new do
new_stage = "stage#{stage_number.succ}"
cp_r "boot/stage#{stage_number}", "boot/#{new_stage}"
STAGES << new_stage
Rake::Task['ninja'].invoke
end
desc 'Delete the last stage'
task :drop do
rm_r "boot/stage#{stage_number}"
STAGES.pop
Rake::Task['ninja'].invoke
end
desc 'Convert previous stage language into the current stage language'
task :convert do
from = "boot/stage#{stage_number.pred}/cl.elna"
to = "boot/stage#{stage_number}/cl.elna"
puts "Converting #{from} to #{to}."
File.open(to, 'w') do |current_stage|
File.readlines(from).each do |line|
current_stage << line
end
end
end
end
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