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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| import sys | ||
|
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| # we run this script once every build, and we'd rather | ||
| # have much smaller image sizes, so copying without | ||
| # any bytecode is a better idea. | ||
| sys.dont_write_bytecode = True | ||
|
|
||
| __all__ = [ | ||
| "make", | ||
| "soong", | ||
| ] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| ''' | ||
| make | ||
| ==== | ||
| utilities to process makefiles | ||
| ''' | ||
|
|
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| import re | ||
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| from . import util | ||
|
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| class Section: | ||
| def __init__(self, title, contents): | ||
| self.title = title | ||
| self.contents = contents | ||
|
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| def is_test(self): | ||
| return self.title is not None and 'test' in self.title.lower() | ||
|
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| def is_benchmark(self): | ||
| return self.title is not None and 'benchmark' in self.title.lower() | ||
|
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| def is_dev(self): | ||
| return self.is_test() or self.is_benchmark() | ||
|
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| def __repr__(self): | ||
| return self.contents | ||
|
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| class Makefile: | ||
| def __init__(self, sections): | ||
| self.sections = sections | ||
|
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||
| @staticmethod | ||
| def parse(path): | ||
| with open(path, 'r') as f: | ||
| contents = f.read() | ||
|
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| sep1 = r'#\s+=+' | ||
| sep2 = r'#\s+-+' | ||
| comment = r'[A-Za-z0-9._ -]+' | ||
| pat1 = fr'(?:{sep1}\n)?#\s+({comment})\n{sep1}' | ||
| pat2 = fr'(?:{sep2}\n)?#\s+({comment})\n{sep2}' | ||
| pattern = fr'(?:{pat1})|(?:{pat2})' | ||
|
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| sections = [] | ||
| matches = list(re.finditer(pattern, contents)) | ||
| if len(matches) == 0: | ||
| sections.append(Section(None, contents)) | ||
| else: | ||
| first = matches[0] | ||
| last = matches[-1] | ||
| if first.start() != 0: | ||
| sections.append(Section(None, contents[:first.start()])) | ||
| for (prev, nxt) in util.windows(matches, 2): | ||
| title = prev.group(1) or prev.group(2) | ||
| sections.append(Section(title, contents[prev.start():nxt.start()])) | ||
| title = last.group(1) or prev.group(2) | ||
| sections.append(Section(title, contents[last.start():])) | ||
|
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| return Makefile(sections) | ||
|
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| def filter_dev(self): | ||
| return Makefile([i for i in self.sections if not i.is_dev()]) | ||
|
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| def __repr__(self): | ||
| return ''.join([str(i) for i in self.sections]) |
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