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mightyscape-0.92-deprecated/extensions/inkstitch.py

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2019-11-14 20:05:10 +01:00
#!/usr/bin/env python
import os
import subprocess
import sys
import traceback
# ink/stitch
#
# stub.py: pyinstaller execution stub
#
# pyinstaller packages the inkstitch extensions into nice tidy executables.
# That's great, but Inkscape can't execute a plain binary as an extension(!).
#
# This Python script exists only to execute the actual extension binary. It
# can be copied to, e.g., "embroider_params.py", in which case it will look
# for a binary at inkstitch/bin/embroider_params.
script_name = os.path.basename(__file__)
if script_name.endswith('.py'):
binary_name = script_name[:-3]
else:
# Probably not right, but we can at least try.
binary_name = script_name
binary_path = os.path.join("inkstitch", "bin", binary_name)
args = sys.argv[:]
args[0] = binary_path
# os.execve works here for Linux, but only this seems to get the
# extension output to Inkscape on Windows
try:
extension = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout, stderr = extension.communicate()
except BaseException:
print >> sys.stderr, "Unexpected error launching Ink/Stitch."
print >> sys.stderr, "If you're having trouble, please file an issue here, including the text below:"
print >> sys.stderr, " https://github.com/inkstitch/inkstitch/issues\n"
print >> sys.stderr, "Tried to launch:", binary_path
print >> sys.stderr, "Arguments:", args
print >> sys.stderr, "Debugging information:\n"
print >> sys.stderr, traceback.format_exc()
sys.exit(1)
if sys.platform == "win32":
import msvcrt
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
if sys.stdout.encoding:
stdout = stdout.decode(sys.stdout.encoding)
sys.stdout.write(stdout)
sys.stdout.flush()
stderr = stderr.strip()
if stderr:
if sys.stderr.encoding:
stderr = stderr.decode(sys.stderr.encoding)
sys.stderr.write(stderr)
sys.stderr.flush()
sys.exit(extension.returncode)