build/unix/add_phony_targets.py

branch
TOR_BUG_9701
changeset 15
b8a032363ba2
equal deleted inserted replaced
-1:000000000000 0:5d9d1763cd24
1 import pymake.data
2 import pymake.parser
3 import pymake.parserdata
4 import sys
5
6 '''
7 Modifies the output of Sun Studio's -xM to look more like the output
8 of gcc's -MD -MP, adding phony targets for dependencies.
9 '''
10
11
12 def add_phony_targets(path):
13 print path
14 deps = set()
15 targets = set()
16 for stmt in pymake.parser.parsefile(path):
17 if isinstance(stmt, pymake.parserdata.Rule):
18 assert isinstance(stmt.depexp, pymake.data.StringExpansion)
19 assert isinstance(stmt.targetexp, pymake.data.StringExpansion)
20 for d in stmt.depexp.s.split():
21 deps.add(d)
22 for t in stmt.targetexp.s.split():
23 targets.add(t)
24 phony_targets = deps - targets
25 if not phony_targets:
26 return
27 with open(path, 'a') as f:
28 f.writelines('%s:\n' % d for d in phony_targets)
29
30
31 if __name__ == '__main__':
32 for f in sys.argv[1:]:
33 add_phony_targets(f)

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