diff options
Diffstat (limited to 'compilerplugins/clang/virtualdown.py')
-rwxr-xr-x | compilerplugins/clang/virtualdown.py | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/compilerplugins/clang/virtualdown.py b/compilerplugins/clang/virtualdown.py new file mode 100755 index 0000000000..f71ec576ad --- /dev/null +++ b/compilerplugins/clang/virtualdown.py @@ -0,0 +1,54 @@ +#!/usr/bin/python + +import io +import re + +definitionSet = set() +definitionToSourceLocationMap = dict() +callSet = set() + + +with io.open("workdir/loplugin.virtualdown.log", "rb", buffering=1024*1024) as txt: + for line in txt: + tokens = line.strip().split("\t") + if tokens[0] == "definition:": + fullMethodName = tokens[1] + sourceLocation = tokens[2] + definitionSet.add(fullMethodName) + definitionToSourceLocationMap[fullMethodName] = sourceLocation + elif tokens[0] == "call:": + fullMethodName = tokens[1] + callSet.add(fullMethodName) + else: + print( "unknown line: " + line) + +unnecessaryVirtualSet = set() + +for clazz in (definitionSet - callSet): +# if clazz.startswith("canvas::"): continue +# if clazz == "basegfx::unotools::UnoPolyPolygon::void-modifying()const": continue + # ignore external code + if definitionToSourceLocationMap[clazz].startswith("external/"): continue + + unnecessaryVirtualSet.add((clazz,definitionToSourceLocationMap[clazz] )) + + +# sort the results using a "natural order" so sequences like [item1,item2,item10] sort nicely +def natural_sort_key(s, _nsre=re.compile('([0-9]+)')): + return [int(text) if text.isdigit() else text.lower() + for text in re.split(_nsre, s)] +# sort by both the source-line and the datatype, so the output file ordering is stable +# when we have multiple items on the same source line +def v_sort_key(v): + return natural_sort_key(v[1]) + [v[0]] + +# sort results by name and line number +tmp1list = sorted(unnecessaryVirtualSet, key=lambda v: v_sort_key(v)) + +with open("compilerplugins/clang/virtualdown.results", "wt") as f: + for t in tmp1list: + f.write( t[1] + "\n" ) + f.write( " " + t[0] + "\n" ) + # add an empty line at the end to make it easier for the removevirtuals plugin to mmap() the output file + f.write("\n") + |