From 72eca42f2d3c7fe1066c2681c6d52db4e890832b Mon Sep 17 00:00:00 2001 From: Michael Schwarz Date: Sun, 21 Dec 2014 19:10:49 +0100 Subject: Workaround for OpenSCAD sometimes writing an empty STL file when it crashes. --- support/openscad/__main__.py | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'support') diff --git a/support/openscad/__main__.py b/support/openscad/__main__.py index 0f319f8..3c103e5 100644 --- a/support/openscad/__main__.py +++ b/support/openscad/__main__.py @@ -21,17 +21,26 @@ def main(in_path, out_path, deps_path): 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) + # OpenSCAD requires the output file name to end in .stl + temp_stl_path = os.path.join(temp_dir, 'out.stl') + + _openscad(in_path, temp_stl_path, temp_deps_path) mk_content = '%:; echo "$@" >> {}'.format(util.bash_escape_string(temp_files_path)) + # Use make to parse the dependency makefile written by OpenSCAD util.write_file(temp_mk_path, mk_content.encode()) util.command(['make', '-s', '-B', '-f', temp_mk_path, '-f', temp_deps_path]) + # All dependencies as paths relative to the project root. 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])) + # Relative paths to all files that should not appear in the dependency makefile. + ignored_files = set(map(relpath, [in_path, temp_deps_path, temp_mk_path, temp_stl_path])) + + # Write output files. _write_dependencies(deps_path, relpath(out_path), deps - ignored_files) + os.rename(temp_stl_path, out_path) try: -- cgit