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101 lines
3.1 KiB
101 lines
3.1 KiB
5 years ago
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#!/usr/bin/env python3
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import argparse
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import subprocess
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import shutil
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import os
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import sys
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from pathlib import Path
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def run(argsv):
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commands = [[]]
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SEPARATOR = ';;;'
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# Generate CMD parameters
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parser = argparse.ArgumentParser(description='Wrapper for add_custom_command')
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parser.add_argument('-d', '--directory', type=str, metavar='D', required=True, help='Working directory to cwd to')
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parser.add_argument('-o', '--outputs', nargs='+', metavar='O', required=True, help='Expected output files')
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parser.add_argument('-O', '--original-outputs', nargs='*', metavar='O', default=[], help='Output files expected by CMake')
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parser.add_argument('commands', nargs=argparse.REMAINDER, help='A "{}" seperated list of commands'.format(SEPARATOR))
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# Parse
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args = parser.parse_args(argsv)
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dummy_target = None
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if len(args.outputs) == 1 and len(args.original_outputs) == 0:
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dummy_target = args.outputs[0]
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elif len(args.outputs) != len(args.original_outputs):
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print('Length of output list and original output list differ')
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sys.exit(1)
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for i in args.commands:
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if i == SEPARATOR:
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commands += [[]]
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continue
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i = i.replace('"', '') # Remove lefover quotes
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commands[-1] += [i]
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# Execute
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for i in commands:
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# Skip empty lists
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if not i:
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continue
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cmd = []
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stdout = None
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stderr = None
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capture_file = ''
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for j in i:
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if j in ['>', '>>']:
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stdout = subprocess.PIPE
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continue
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elif j in ['&>', '&>>']:
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stdout = subprocess.PIPE
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stderr = subprocess.STDOUT
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continue
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if stdout is not None or stderr is not None:
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capture_file += j
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else:
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cmd += [j]
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try:
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os.makedirs(args.directory, exist_ok=True)
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res = subprocess.run(cmd, stdout=stdout, stderr=stderr, cwd=args.directory, check=True)
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if capture_file:
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out_file = Path(args.directory) / capture_file
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out_file.write_bytes(res.stdout)
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except subprocess.CalledProcessError:
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sys.exit(1)
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if dummy_target:
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with open(dummy_target, 'a'):
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os.utime(dummy_target, None)
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sys.exit(0)
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# Copy outputs
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zipped_outputs = zip(args.outputs, args.original_outputs)
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for expected, generated in zipped_outputs:
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do_copy = False
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if not os.path.exists(expected):
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if not os.path.exists(generated):
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print('Unable to find generated file. This can cause the build to fail:')
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print(generated)
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do_copy = False
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else:
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do_copy = True
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elif os.path.exists(generated):
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if os.path.getmtime(generated) > os.path.getmtime(expected):
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do_copy = True
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if do_copy:
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if os.path.exists(expected):
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os.remove(expected)
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shutil.copyfile(generated, expected)
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if __name__ == '__main__':
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sys.run(sys.argv[1:])
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