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annotate python/make-targets.py @ 374:6e0853b16457

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initial tree prog
author Jeff Hammel <jhammel@mozilla.com>
date Wed, 24 Jul 2013 02:38:27 -0700
parents 71345f4de3ce
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #!/usr/bin/python
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2
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3 """
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4 list the targets for a makefile
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5 """
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6
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7 import argparse
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8 import subprocess
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9 import sys
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10
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11 call = subprocess.check_output
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12
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13 def main(args=sys.argv[1:]):
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14
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15 ignore = ['%', '.', '(', '/']
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16
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17 parser = argparse.ArgumentParser()
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18 parser.add_argument("-a", "--all", action="store_true",
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19 help="show all matches")
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20 parser.add_argument("--origin", action="store_true",
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21 help="show original line")
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22 args = parser.parse_args(args)
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23
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24 if args.all:
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25 ignore = []
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26
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27 line_dict = {}
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28 names = []
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29 output = call(["make", "-pn"]).strip()
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30 for index, line in enumerate(output.splitlines()):
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31 _orig = line
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32 line = line.strip()
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33 if not line:
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34 continue
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35 if line.startswith('#'):
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36 continue
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37 if ':' not in line:
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38 continue
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39 name, rhs = line.split(':', 1)
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40 if rhs and rhs[0] == '=':
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41 continue
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42 name = name.strip()
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43 if '=' in name or not name:
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44 continue
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45
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46 # ignore thingies
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47 if name.startswith(tuple(ignore)):
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48 continue
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49
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50 names.append(name)
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51 line_dict.setdefault(name, (index, _orig))
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52
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53 names = list(set(names))
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54 names.sort()
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55 if args.origin:
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56 for name in names:
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57 index, line = line_dict[name]
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58 print '%s: `%s`:%d' % (name, line, index+1)
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59 return
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60 print '\n'.join(names)
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61
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62 if __name__ == '__main__':
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63 main()