gstreamer-rs/generator.py
2020-10-30 18:06:01 +02:00

110 lines
3.1 KiB
Python
Executable file

#!/usr/bin/env python3
from os import listdir
from os.path import isfile, isdir, join
import subprocess
import sys
NOTHING_TO_BE_DONE = 0
NEED_UPDATE = 1
FAILURE = 2
def run_command(command, folder=None):
if folder is None:
folder = "."
child = subprocess.Popen(command, cwd=folder)
child.communicate()
if child.returncode != 0:
print("Command `{}` failed with return code `{}`...".format(command, child.returncode))
return False
return True
def update_workspace():
try:
return run_command(['cargo', 'build', '--release'], 'gir')
except:
return False
def def_check_submodule(submodule_path):
if len(listdir(submodule_path)) != 0:
return NOTHING_TO_BE_DONE
print('=> Initializing gir submodule...')
if not run_command(['git', 'submodule', 'update', '--init']):
return FAILURE
print('<= Done!')
question = 'Do you want to update gir submodule? [y/N] '
if sys.version_info[0] < 3:
line = raw_input(question)
else:
line = input(question)
line = line.strip()
if line.lower() == 'y':
print('=> Updating gir submodule...')
if not run_command(['git', 'reset', '--hard', 'HEAD'], 'gir'):
return FAILURE
if not run_command(['git', 'pull', '-f', 'origin', 'master'], 'gir'):
return FAILURE
print('<= Done!')
return NEED_UPDATE
return NOTHING_TO_BE_DONE
def build_gir_if_needed(updated_submodule):
if updated_submodule == FAILURE:
return False
elif updated_submodule == NEED_UPDATE or not isfile('./gir/target/release/gir'):
print('=> Building gir...')
if update_workspace() is True:
print('<= Done!')
else:
print('<= Failed...')
return False
return True
def regen_crates(path, level=0):
for entry in listdir(path):
entry_file = join(path, entry)
if isdir(entry_file):
if level < 2 and not regen_crates(entry_file, level + 1):
return False
elif entry == 'Gir.toml':
print('==> Regenerating "{}"...'.format(entry_file))
args = ['./gir/target/release/gir', '-c', entry_file, '-o', path, '-d', 'gir-files']
if level > 1:
args.append('-m')
args.append('sys')
error = False
try:
error = run_command(args) is False
except Exception as err:
print('The following error occurred: {}'.format(err))
error = True
if error is True:
line = input('Do you want to continue? [y/N] ').strip().lower()
if line != 'y':
return False
print('<== Done!')
return True
def main():
if not build_gir_if_needed(def_check_submodule("gir")):
return 1
print('=> Regenerating crates...')
if not regen_crates("."):
return 1
if not run_command(['cargo', 'fmt']):
return 1
print('<= Done!')
print("Don't forget to check if everything has been correctly generated!")
return 0
if __name__ == "__main__":
sys.exit(main())