From f9fa53eef8e1183c4f7e3f9e0dd463ec1babdc86 Mon Sep 17 00:00:00 2001 From: Michael Schwarz Date: Fri, 12 Dec 2014 11:44:29 +0100 Subject: Added support for recording dependencies while compiling OpenSCAD files. --- support/openscad/__main__.py | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 support/openscad/__main__.py (limited to 'support/openscad/__main__.py') diff --git a/support/openscad/__main__.py b/support/openscad/__main__.py new file mode 100644 index 0000000..08b2ab6 --- /dev/null +++ b/support/openscad/__main__.py @@ -0,0 +1,37 @@ +import os, sys +from lib import util + + +def _openscad(in_path, out_path, deps_path): + util.command([os.environ['OPENSCAD'], '-o', out_path, '-d', deps_path, in_path]) + + +def _write_dependencies(path, target, dependencies): + util.write_file(path, '{}: {}\n'.format(target, ' '.join(dependencies)).encode()) + + +def main(in_path, out_path, deps_path): + cwd = os.getcwd() + + def relpath(path): + return os.path.relpath(path, cwd) + + with util.TemporaryDirectory() as temp_dir: + temp_deps_path = os.path.join(temp_dir, 'deps') + temp_mk_path = os.path.join(temp_dir, 'mk') + temp_files_path = os.path.join(temp_dir, 'files') + + _openscad(in_path, out_path, temp_deps_path) + + mk_content = '%:; echo "$@" >> {}'.format(util.bash_escape_string(temp_files_path)) + + util.write_file(temp_mk_path, mk_content.encode()) + util.command(['make', '-s', '-B', '-f', temp_mk_path, '-f', temp_deps_path]) + + deps = set(map(relpath, util.read_file(temp_files_path).decode().splitlines())) + ignored_files = set(map(relpath, [temp_deps_path, temp_mk_path, in_path, out_path])) + + _write_dependencies(deps_path, relpath(out_path), deps - ignored_files) + + +main(*sys.argv[1:]) -- cgit