0acbfd466a
removing things that point to the same source location is only really necessary for the method-based analyses, the other's dont need it, and it can hide stuff we are interested in Change-Id: Ib5c3b4c2ed4011c158a199fcd08096285976b831
83 lines
2.8 KiB
Python
Executable file
83 lines
2.8 KiB
Python
Executable file
#!/usr/bin/python
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import sys
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import re
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import io
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definitionSet = set()
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definitionToSourceLocationMap = dict()
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definitionToTypeMap = dict()
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writeFromOutsideConstructorSet = set()
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# clang does not always use exactly the same numbers in the type-parameter vars it generates
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# so I need to substitute them to ensure we can match correctly.
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normalizeTypeParamsRegex = re.compile(r"type-parameter-\d+-\d+")
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def normalizeTypeParams( line ):
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return normalizeTypeParamsRegex.sub("type-parameter-?-?", line)
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def parseFieldInfo( tokens ):
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if len(tokens) == 3:
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return (normalizeTypeParams(tokens[1]), tokens[2])
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else:
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return (normalizeTypeParams(tokens[1]), "")
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with io.open("workdir/loplugin.constfields.log", "rb", buffering=1024*1024) as txt:
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for line in txt:
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tokens = line.strip().split("\t")
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if tokens[0] == "definition:":
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access = tokens[1]
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fieldInfo = (normalizeTypeParams(tokens[2]), tokens[3])
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srcLoc = tokens[5]
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# ignore external source code
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if (srcLoc.startswith("external/")):
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continue
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# ignore build folder
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if (srcLoc.startswith("workdir/")):
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continue
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definitionSet.add(fieldInfo)
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definitionToTypeMap[fieldInfo] = tokens[4]
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definitionToSourceLocationMap[fieldInfo] = tokens[5]
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elif tokens[0] == "write-outside-constructor:":
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writeFromOutsideConstructorSet.add(parseFieldInfo(tokens))
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else:
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print( "unknown line: " + line)
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# Calculate can-be-const-field set
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canBeConstFieldSet = set()
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for d in definitionSet:
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if d in writeFromOutsideConstructorSet:
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continue
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srcLoc = definitionToSourceLocationMap[d];
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fieldType = definitionToTypeMap[d]
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if fieldType.startswith("const "):
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continue
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if "std::unique_ptr" in fieldType:
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continue
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if "std::shared_ptr" in fieldType:
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continue
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if "Reference<" in fieldType:
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continue
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if "VclPtr<" in fieldType:
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continue
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if "osl::Mutex" in fieldType:
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continue
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if "::sfx2::sidebar::ControllerItem" in fieldType:
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continue
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canBeConstFieldSet.add((d[0] + " " + d[1] + " " + fieldType, srcLoc))
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# sort the results using a "natural order" so sequences like [item1,item2,item10] sort nicely
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def natural_sort_key(s, _nsre=re.compile('([0-9]+)')):
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return [int(text) if text.isdigit() else text.lower()
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for text in re.split(_nsre, s)]
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# sort results by name and line number
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tmp6list = sorted(canBeConstFieldSet, key=lambda v: natural_sort_key(v[1]))
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# print out the results
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with open("compilerplugins/clang/constfields.results", "wt") as f:
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for t in tmp6list:
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f.write( t[1] + "\n" )
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f.write( " " + t[0] + "\n" )
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