Use ninja for build
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127
Rakefile
127
Rakefile
@@ -17,10 +17,6 @@ CLEAN.include 'build/boot', 'build/valid'
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CLEAN.include 'doc/*.pdf'
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CLOBBER.include 'build'
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def compile(*arguments)
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sh(ENV.fetch('CC', 'gcc'), '-fpie', '-g', *arguments)
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end
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def run(exe)
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ENV.fetch('QEMU', '').split << exe
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end
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@@ -50,77 +46,76 @@ task :convert do
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end
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end
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rule /^build\/[[:alpha:]]+\/stage[[:digit:]]+\/cl$/ => ->(match) {
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"#{match}.o"
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} do |t|
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arguments_path = Pathname.new('boot') + Pathname.new(t.name).dirname.basename + 'linker.arg'
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file 'build/build.ninja' => ['build'] do |t|
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File.open t.name, 'w' do |f|
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f << <<~NINJA
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builddir = build
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cflags = -fpie -g
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rule cc
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command = gcc $cflags -nostdlib -o $out $in
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rule as
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command = gcc $cflags -c -o $out $in
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rule link1
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command = ld -o $out $in
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rule link2
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command = ld -o $out --dynamic-linker /lib32/ld-linux-riscv32-ilp32d.so.1 /usr/lib/crt1.o /usr/lib/crti.o -lc $in /usr/lib/crtn.o
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rule boot1
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command = build/boot/stage1/cl < \$in > \$out
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rule valid1
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command = build/valid/stage1/cl < \$in > \$out
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NINJA
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STAGES.each do |stage|
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stage_number = stage.delete_prefix('stage').to_i
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f << <<~NINJA
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rule valid#{stage_number}
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command = build/valid/stage#{stage_number}/cl < \$in > \$out
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rule boot#{stage_number}
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command = build/boot/stage#{stage_number}/cl < \$in > \$out
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NINJA
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end
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f << <<~NINJA
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build build/boot/stage1/cl: cc boot/stage1.s
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build build/valid/stage1/cl.s: boot1 boot/stage1.s | build/boot/stage1/cl
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build build/valid/stage1/cl.o: as build/valid/stage1/cl.s
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build build/valid/stage1/cl: link1 build/valid/stage1/cl.o
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NINJA
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STAGES.each do |stage|
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stage_number = stage.delete_prefix('stage').to_i
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arguments_path = Pathname.new('boot') + stage + 'linker.arg'
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if arguments_path.exist?
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arguments1 = ['--dynamic-linker', '/lib32/ld-linux-riscv32-ilp32d.so.1', '/usr/lib/crt1.o', '/usr/lib/crti.o', '-lc']
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arguments2 = ['/usr/lib/crtn.o']
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link = 'link2'
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else
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arguments1 = arguments2 = []
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link = 'link1'
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end
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boot_stage = "build/boot/stage#{stage_number}"
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valid_stage = "build/valid/stage#{stage_number}"
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f << <<~NINJA
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sh(ENV.fetch('LD', 'ld'), '-o', t.name, *arguments1, *t.prerequisites, *arguments2)
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end
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build #{boot_stage}/cl.s: valid#{stage_number.pred} boot/stage#{stage_number}/cl.elna | build/valid/stage#{stage_number.pred}/cl
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build #{boot_stage}/cl.o: as #{boot_stage}/cl.s
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build #{boot_stage}/cl: #{link} #{boot_stage}/cl.o
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rule /^build\/[[:alpha:]]+\/stage[[:digit:]]+\/cl.o$/ => ->(match) {
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match.ext('.s')
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} do |t|
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compile('-c', '-o', t.name, *t.prerequisites)
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end
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STAGES.each do |stage|
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previous = stage.delete_prefix('stage').to_i.pred
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directory "build/valid/#{stage}"
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directory "build/boot/#{stage}"
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file "build/valid/#{stage}/cl.s" => ["build/boot/#{stage}/cl", "boot/#{stage}/cl.elna", "build/valid/#{stage}"] do |t|
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exe, source = t.prerequisites
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cat_arguments = ['cat', source]
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last_stdout, wait_threads = Open3.pipeline_r(cat_arguments, run(exe))
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IO.copy_stream last_stdout, t.name
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build #{valid_stage}/cl.s: boot#{stage_number} boot/stage#{stage_number}/cl.elna | #{boot_stage}/cl
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build #{valid_stage}/cl.o: as #{valid_stage}/cl.s
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build #{valid_stage}/cl: #{link} #{valid_stage}/cl.o
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NINJA
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end
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file "build/boot/#{stage}/cl.s" => ["build/valid/stage#{previous}/cl", "boot/#{stage}/cl.elna", "build/boot/#{stage}"] do |t|
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exe, source = t.prerequisites
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cat_arguments = ['cat', source]
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last_stdout, wait_threads = Open3.pipeline_r(cat_arguments, run(exe))
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IO.copy_stream last_stdout, t.name
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f << "\ndefault build/valid/stage18/cl\n"
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end
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end
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#
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# Stage 1.
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#
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directory 'build/valid/stage1'
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directory 'build/boot/stage1'
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file 'build/valid/stage1/cl' => ['build/valid/stage1.s'] do |t|
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compile('-nostdlib', '-o', t.name, *t.prerequisites)
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end
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file 'build/valid/stage1.s' => ['build/boot/stage1/cl', 'boot/stage1.s', 'build/valid/stage1'] do |t|
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source, exe, = t.prerequisites.partition { |prerequisite| prerequisite.end_with? '.s' }
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cat_arguments = ['cat', *source]
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last_stdout, wait_threads = Open3.pipeline_r(cat_arguments, run(exe.first))
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IO.copy_stream last_stdout, t.name
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end
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file 'build/boot/stage1/cl' => ['build/boot/stage1', 'boot/stage1.s'] do |t|
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source = t.prerequisites.select { |prerequisite| prerequisite.end_with? '.s' }
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compile('-nostdlib', '-o', t.name, *source)
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end
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rule '.pdf' => '.adoc' do |t|
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Asciidoctor.convert_file t.source, backend: 'pdf', safe: :safe
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end
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