office-gobmx/compilerplugins/clang/singlevalfields.py
Bogdan B 06468a15d5 Remove unused imports from compilerplugins/clang
Change-Id: I923ace7bedf022d49222e71c96c7e4c20f90e6cb
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/142521
Tested-by: Jenkins
Reviewed-by: Hossein <hossein@libreoffice.org>
2023-01-02 04:39:16 +00:00

116 lines
5.1 KiB
Python
Executable file

#!/usr/bin/python3
import re
import io
definitionToSourceLocationMap = dict() # dict of tuple(parentClass, fieldName) to sourceLocation
definitionToTypeMap = dict() # dict of tuple(parentClass, fieldName) to field type
fieldAssignDict = dict() # dict of tuple(parentClass, fieldName) to (set of values)
# clang does not always use exactly the same numbers in the type-parameter vars it generates
# so I need to substitute them to ensure we can match correctly.
normalizeTypeParamsRegex = re.compile(r"type-parameter-\d+-\d+")
def normalizeTypeParams( line ):
return normalizeTypeParamsRegex.sub("type-parameter-?-?", line)
# reading as binary (since we known it is pure ascii) is much faster than reading as unicode
with io.open("workdir/loplugin.singlevalfields.log", "r", buffering=1024*1024) as txt:
for line in txt:
tokens = line.strip().split("\t")
if tokens[0] == "defn:":
parentClass = normalizeTypeParams(tokens[1])
fieldName = normalizeTypeParams(tokens[2])
fieldType = normalizeTypeParams(tokens[3])
srcLoc = tokens[4]
# ignore some external stuff that is somehow sneaking through
if not(srcLoc.startswith("workdir/") or srcLoc.startswith("-3.0/") or srcLoc.startswith("_64-linux-gnu/")):
fieldInfo = (parentClass, fieldName)
definitionToSourceLocationMap[fieldInfo] = srcLoc
definitionToTypeMap[fieldInfo] = fieldType
elif tokens[0] == "asgn:":
parentClass = normalizeTypeParams(tokens[1])
fieldName = normalizeTypeParams(tokens[2])
if len(tokens) > 3:
assignValue = tokens[3]
else:
assignValue = ""
fieldInfo = (parentClass, fieldName)
if not fieldInfo in fieldAssignDict:
fieldAssignDict[fieldInfo] = set()
fieldAssignDict[fieldInfo].add(assignValue)
else:
print( "unknown line: " + line)
# look for stuff also has a single value
tmp1list = list()
# look for things which have two values - zero and one
tmp2list = list()
for fieldInfo, assignValues in fieldAssignDict.items():
v0 = fieldInfo[0] + " " + fieldInfo[1]
v1 = (",".join(assignValues))
v2 = ""
if fieldInfo not in definitionToSourceLocationMap:
continue
v2 = definitionToSourceLocationMap[fieldInfo]
if len(assignValues) > 2:
continue
if "?" in assignValues:
continue
#if len(assignValues - set(["0", "1", "-1", "nullptr"])) > 0:
# continue
# ignore things which are locally declared but are actually redeclarations of things from 3rd party code
containingClass = fieldInfo[0]
if containingClass == "_mwmhints":
continue
# ignore things which are representations of on-disk structures
if containingClass in ["SEPr", "WW8Dop", "BmpInfoHeader", "BmpFileHeader", "Exif::ExifIFD",
"sw::WW8FFData", "FFDataHeader", "INetURLHistory_Impl::head_entry", "ImplPPTParaPropSet", "SvxSwAutoFormatFlags",
"T602ImportFilter::T602ImportFilter::format602struct", "DataNode"]:
continue
if v2.startswith("hwpfilter/source"):
continue
# ignore things which are representations of structures from external code
if v2.startswith("desktop/unx/source/splashx.c"):
continue
# Windows-only
if containingClass in ["SfxAppData_Impl", "sfx2::ImplDdeItem", "SvFileStream",
"DdeService", "DdeTopic", "DdeItem", "DdeConnection", "connectivity::sdbcx::OUser", "connectivity::sdbcx::OGroup", "connectivity::sdbcx::OCatalog",
"cairocanvas::SpriteHelper"]:
continue
if v2.startswith("include/svl/svdde.hxx") or v2.startswith("embeddedobj/source/inc/oleembobj.hxx"):
continue
# Some of our supported compilers don't do constexpr, which means o3tl::typed_flags can't be 'static const'
if containingClass in ["WaitWindow_Impl"]:
continue
if len(assignValues) == 2:
if "0" in assignValues and "1" in assignValues:
fieldType = definitionToTypeMap[fieldInfo]
if not "_Bool" in fieldType and not "enum " in fieldType and not "boolean" in fieldType:
tmp2list.append((v0,v1,v2,fieldType))
elif len(assignValues) == 1:
# ignore timers/idles
if not("Idle" in v1 or "Timer" in v1):
tmp1list.append((v0,v1,v2))
else:
tmp1list.append((v0,v1,v2))
# sort results by filename:lineno
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)]
tmp1list.sort(key=lambda v: natural_sort_key(v[2]))
tmp2list.sort(key=lambda v: natural_sort_key(v[2]))
# print out the results
with open("compilerplugins/clang/singlevalfields.results", "wt") as f:
for v in tmp1list:
f.write(v[2] + "\n")
f.write(" " + v[0] + "\n")
f.write(" " + v[1] + "\n")
with open("compilerplugins/clang/singlevalfields.could-be-bool.results", "wt") as f:
for v in tmp2list:
f.write(v[2] + "\n")
f.write(" " + v[0] + "\n")
f.write(" " + v[3] + "\n")