office-gobmx/compilerplugins/clang/unnecessaryvirtual.py
Noel Grandin e0bfaf5aff loplugin:unnecessaryvirtual
Change-Id: Iaba4e315aecf8dfe336e5fd5e95235ff66ab53a8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/86652
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2020-01-13 08:14:58 +01:00

100 lines
3.6 KiB
Python
Executable file

#!/usr/bin/python2
import io
import re
import sys
definitionSet = set()
definitionToSourceLocationMap = dict()
overridingSet = set()
nonEmptySet = set()
with io.open("workdir/loplugin.unnecessaryvirtual.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] == "overriding:":
fullMethodName = tokens[1]
overridingSet.add(fullMethodName)
elif tokens[0] == "nonempty:":
fullMethodName = tokens[1]
nonEmptySet.add(fullMethodName)
else:
print( "unknown line: " + line)
unnecessaryVirtualSet = set()
for clazz in (definitionSet - overridingSet):
# windows-specific stuff
if clazz.startswith("canvas::"): continue
if clazz.startswith("psp::PrinterInfoManager"): continue
if clazz.startswith("DdeTopic::"): continue
if clazz == "basegfx::unotools::UnoPolyPolygon::void-modifying()const": continue
if clazz == "SalLayout::_Bool-IsKashidaPosValid(int,)const": continue
if clazz == "SalLayout::void-DisableGlyphInjection(_Bool,)": continue
# Linux-TDF specific
if clazz == "X11SalFrame::void-updateGraphics(_Bool,)": continue
# OSX specific
if clazz == "SalFrame::void-SetRepresentedURL(const class rtl::OUString &,)": continue
if clazz == "SalMenu::_Bool-AddMenuBarButton(const struct SalMenuButtonItem &,)": continue
if clazz == "SalMenu::class Rectangle-GetMenuBarButtonRectPixel(sal_uInt16,class SalFrame *,)": continue
if clazz == "SalMenu::void-RemoveMenuBarButton(sal_uInt16,)": continue
if clazz == "SalLayout::_Bool-DrawTextSpecial(class SalGraphics &,sal_uInt32,)const": continue
# GTK < 3
if clazz == "GtkSalDisplay::int-CaptureMouse(class SalFrame *,)": continue
# some test magic
if clazz.startswith("apitest::"): continue
loc = definitionToSourceLocationMap[clazz]
# ignore external code
if loc.startswith("external/"): continue
# there is a bunch of Windows specific code that we don't see
if loc.startswith("include/canvas/"): continue
# not sure what the problem is here
if loc.startswith("include/test/"): continue
unnecessaryVirtualSet.add( (clazz,loc) )
deadSet = set()
for clazz in (definitionSet - nonEmptySet):
# ignore destructors
if "::~" in clazz: continue
loc = definitionToSourceLocationMap[clazz]
# ignore external code
if loc.startswith("external/"): continue
deadSet.add( (clazz,loc) )
# 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 results by name and line number
tmp1list = sorted(unnecessaryVirtualSet, key=lambda v: natural_sort_key(v[1]))
tmp2list = sorted(deadSet, key=lambda v: natural_sort_key(v[1]))
with open("compilerplugins/clang/unnecessaryvirtual.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")
with open("compilerplugins/clang/unnecessaryvirtual-dead.results", "wt") as f:
for t in tmp2list:
f.write( t[1] + "\n" )
f.write( " " + t[0] + "\n" )