Rewrite ninja generation scripts in Lua

1 files changed, 215 insertions, 0 deletions

diff --git a/pkg/python/gen.lua b/pkg/python/gen.lua
new file mode 100644
index 00000000..76714b7f
--- /dev/null
+++ b/pkg/python/gen.lua
@@ -0,0 +1,215 @@
+cflags{
+	'-fwrapv',
+	'-D NDEBUG',
+	'-D Py_BUILD_CORE',
+	'-I include',
+	'-I $dir',
+	'-I $srcdir/Include',
+}
+
+local sources = {}
+local modules = {}
+for line in io.lines(pkg.dir..'/Setup') do
+	if #line > 0 and not line:find('^[*#]') then
+		local i = line:find(' ', 1, true)
+		modules[line:sub(1, i and i - 1)] = true
+		while i do
+			local j = line:find(' ', i + 1, true)
+			sources[line:sub(i + 1, j and j - 1)] = true
+			i = j
+		end
+	end
+end
+sources = table.keys(sources)
+
+pkg.deps = {}
+local libs = {}
+
+if modules['_ctypes'] then
+	cflags{'-I $builddir/pkg/libffi/include'}
+	table.insert(pkg.deps, 'pkg/libffi/headers')
+	table.insert(libs, 'libffi/libffi.a')
+end
+if modules['_hashlib'] or modules['_ssl'] then
+	cflags{'-I $builddir/pkg/libressl/include'}
+	table.insert(pkg.deps, 'pkg/libressl/headers')
+	table.insert(libs, {
+		'libressl/libssl.a',
+		'libressl/libcrypto.a',
+	})
+end
+if modules['pyexpat'] then
+	cflags{'-I $builddir/pkg/expat/include'}
+	table.insert(pkg.deps, 'pkg/expat/headers')
+	table.insert(libs, 'expat/libexpat.a.d')
+end
+if modules['zlib'] then
+	cflags{' -I $builddir/pkg/zlib/include'}
+	table.insert(pkg.deps, 'pkg/zlib/headers')
+	table.insert(libs, 'zlib/libz.a')
+end
+
+rule('makesetup', 'cd $outdir && $$OLDPWD/$srcdir/Modules/makesetup -s $$OLDPWD/$srcdir -m - $$OLDPWD/$in')
+build('makesetup', '$outdir/config.c', {
+	'$dir/Setup', '|', '$srcdir/Modules/makesetup', '$srcdir/Modules/config.c.in'
+})
+
+cc('Modules/getbuildinfo.c', nil, {
+	cflags=[[$cflags -D 'DATE="Dec 22 2016"' -D 'TIME="18:38:47"']]
+})
+cc('Modules/getpath.c', nil, {
+	cflags={
+		'$cflags',
+		[[-D 'PYTHONPATH=":plat-linux"']],
+		[[-D 'PREFIX="/"']],
+		[[-D 'EXEC_PREFIX="/"']],
+		[[-D 'VERSION="3.6"']],
+		[[-D 'VPATH=""']],
+	},
+})
+
+local platform = 'linux'
+local abiflags = ''
+for line in io.lines(pkg.dir..'/pyconfig.h') do
+	if line == '#define WITH_PYMALLOC 1' then
+		abiflags = abiflags..'m'
+	elseif line == '#define Py_DEBUG 1' then
+		abiflags = abiflags..'d'
+	end
+end
+
+cc('Python/getplatform.c', nil, {
+	cflags=string.format([[$cflags -D 'PLATFORM="%s"']], platform),
+})
+cc('Python/sysmodule.c', nil, {
+	cflags=string.format([[$cflags -D 'ABIFLAGS="%s"']], abiflags),
+})
+
+lib('libpython.a', {expand{'Modules/', sources}, paths[[
+	Modules/(
+		getbuildinfo.c.o
+		getpath.c.o
+		main.c
+		gcmodule.c
+	)
+	Objects/(
+		abstract.c
+		accu.c
+		boolobject.c
+		bytes_methods.c
+		bytearrayobject.c
+		bytesobject.c
+		cellobject.c
+		classobject.c
+		codeobject.c
+		complexobject.c
+		descrobject.c
+		enumobject.c
+		exceptions.c
+		genobject.c
+		fileobject.c
+		floatobject.c
+		frameobject.c
+		funcobject.c
+		iterobject.c
+		listobject.c
+		longobject.c
+		dictobject.c
+		odictobject.c
+		memoryobject.c
+		methodobject.c
+		moduleobject.c
+		namespaceobject.c
+		object.c
+		obmalloc.c
+		capsule.c
+		rangeobject.c
+		setobject.c
+		sliceobject.c
+		structseq.c
+		tupleobject.c
+		typeobject.c
+		unicodeobject.c
+		unicodectype.c
+		weakrefobject.c
+	)
+	Parser/(
+		acceler.c
+		grammar1.c
+		listnode.c
+		node.c
+		parser.c
+		bitset.c
+		metagrammar.c
+		firstsets.c
+		grammar.c
+		pgen.c
+		myreadline.c parsetok.c tokenizer.c
+	)
+	Python/(
+		_warnings.c
+		Python-ast.c
+		asdl.c
+		ast.c
+		bltinmodule.c
+		ceval.c
+		compile.c
+		codecs.c
+		dynamic_annotations.c
+		errors.c
+		frozenmain.c
+		future.c
+		getargs.c
+		getcompiler.c
+		getcopyright.c
+		getplatform.c.o
+		getversion.c
+		graminit.c
+		import.c
+		importdl.c
+		marshal.c
+		modsupport.c
+		mystrtoul.c
+		mysnprintf.c
+		peephole.c
+		pyarena.c
+		pyctype.c
+		pyfpe.c
+		pyhash.c
+		pylifecycle.c
+		pymath.c
+		pystate.c
+		pythonrun.c
+		pytime.c
+		random.c
+		structmember.c
+		symtable.c
+		sysmodule.c.o
+		traceback.c
+		getopt.c
+		pystrcmp.c
+		pystrtod.c
+		pystrhex.c
+		dtoa.c
+		formatter_unicode.c
+		fileutils.c
+		dynload_stub.c
+		thread.c
+		frozen.c
+	)
+	$outdir/config.c
+]]})
+
+exe('python', {'Programs/python.c', 'libpython.a', expand{'$builddir/pkg/', libs}})
+file('bin/python3', '755', '$outdir/python')
+sym('bin/python', 'python3')
+
+for f in iterlines('pylibs.txt') do
+	file('lib/python3.6/'..f, '644', '$srcdir/Lib/'..f)
+end
+file('lib/python3.6/_sysconfigdata_'..abiflags..'_'..platform..'_.py', '644', '$dir/lib/_sysconfigdata.py')
+file('lib/python3.6/Makefile', '644', '$dir/lib/Makefile')
+dir('lib/python3.6/lib-dynload', '755')
+
+table.insert(pkg.inputs.gen, {'$dir/Setup', '$dir/pyconfig.h'})
+fetch 'curl'