compilerplugins/clang/store/countusersofdefaultparams.py

   1 #!/usr/bin/python
   2
   3 import re
   4 import io
   5
   6 definitionToSourceLocationMap = dict()
   7 callDict = dict()
   8
   9 # clang does not always use exactly the same numbers in the type-parameter vars it generates
  10 # so I need to substitute them to ensure we can match correctly.
  11 normalizeTypeParamsRegex1 = re.compile(r"type-parameter-\d+-\d+")
  12 normalizeTypeParamsRegex2 = re.compile(r"typename enable_if<.*")
  13 def normalizeTypeParams( line ):
  14     line = normalizeTypeParamsRegex1.sub("type-parameter-?-?", line)
  15     return normalizeTypeParamsRegex2.sub("type-parameter-?-?", line)
  16
  17 with io.open("workdir/loplugin.countusersofdefaultparams.log", "rb", buffering=1024*1024) as txt:
  18     for line in txt:
  19         tokens = line.strip().split("\t")
  20         if tokens[0] == "defn:":
  21             access = tokens[1]
  22             returnType = tokens[2]
  23             nameAndParams = tokens[3]
  24             sourceLocation = tokens[4]
  25             funcInfo = normalizeTypeParams(returnType) + " " + normalizeTypeParams(nameAndParams)
  26             definitionToSourceLocationMap[funcInfo] = sourceLocation
  27             if funcInfo not in callDict:
  28                 callDict[funcInfo] = set()
  29         elif tokens[0] == "call:":
  30             returnType = tokens[1]
  31             nameAndParams = tokens[2]
  32             sourceLocationOfCall = tokens[3]
  33             funcInfo = normalizeTypeParams(returnType) + " " + normalizeTypeParams(nameAndParams)
  34             if funcInfo not in callDict:
  35                 callDict[funcInfo] = set()
  36             callDict[funcInfo].add(sourceLocationOfCall)
  37         else:
  38             print( "unknown line: " + line)
  39
  40 tmp1list = list()
  41 for k,v in callDict.iteritems():
  42     if len(v) >= 1:
  43         continue
  44     # created by macros
  45     if k.endswith("::RegisterInterface(class SfxModule *)"):
  46         continue
  47     if k.endswith("::RegisterChildWindow(_Bool,class SfxModule *,enum SfxChildWindowFlags)"):
  48         continue
  49     if k.endswith("::RegisterControl(unsigned short,class SfxModule *)"):
  50         continue
  51     if k.endswith("::RegisterFactory(unsigned short)"):
  52         continue
  53     # windows-only stuff
  54     if "ShutdownIcon::OpenURL" in k:
  55         continue
  56     # template magic
  57     if k.startswith("void VclPtr::VclPtr(const VclPtr<type-parameter-?-?> &,typename UpCast<"):
  58         continue
  59     if k in definitionToSourceLocationMap:
  60         tmp1list.append((k, definitionToSourceLocationMap[k]))
  61
  62 # sort the results using a "natural order" so sequences like [item1,item2,item10] sort nicely
  63 def natural_sort_key(s, _nsre=re.compile('([0-9]+)')):
  64     return [int(text) if text.isdigit() else text.lower()
  65             for text in re.split(_nsre, s)]
  66 # sort by both the source-line and the datatype, so the output file ordering is stable
  67 # when we have multiple items on the same source line
  68 def v_sort_key(v):
  69     return natural_sort_key(v[1]) + [v[0]]
  70
  71 # sort results by name and line number
  72 tmp1list.sort(key=lambda v: v_sort_key(v))
  73
  74 # print out the results
  75 with open("loplugin.countusersofdefaultparams.report", "wt") as f:
  76     for t in tmp1list:
  77         f.write(t[1] + "\n")
  78         f.write("    " + t[0] + "\n")
  79
  80