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#!/usr/bin/python3
# Look for headers inside include/ that can be moved into their respective modules.
# Not 100% accurate
import subprocess
headerSet = set()
a = subprocess.Popen("git ls-files include/", stdout=subprocess.PIPE, shell=True)
with a.stdout as txt:
for line in txt:
header = line[8:].strip()
if b"README" in header: continue
if header == b"version.hrc": continue
# ignore URE headers
if header.startswith(b"IwyuFilter_include.yaml"): continue
if header.startswith(b"cppu/"): continue
if header.startswith(b"cppuhelper/"): continue
if header.startswith(b"osl/"): continue
if header.startswith(b"sal/"): continue
if header.startswith(b"salhelper/"): continue
if header.startswith(b"uno/"): continue
headerSet.add(header)
headerSetUnused = headerSet.copy()
headerSetOnlyInOwnModule = headerSet.copy()
a = subprocess.Popen("git grep '^#include <'", stdout=subprocess.PIPE, shell=True)
with a.stdout as txt:
for line in txt:
idx1 = line.find(b"#include <")
idx2 = line.find(b">", idx1 + 10)
include = line[idx1 + 10 : idx2]
headerSetUnused.discard(include)
#
idx1 = line.find(b"/")
includedFromModule = line[0 : idx1]
idx1 = include.find(b"/")
module = include[0 : idx1]
if module != includedFromModule:
headerSetOnlyInOwnModule.discard(include)
print("completely unused")
print("----------------------------")
for x in sorted(headerSetUnused):
print(x)
print("")
print("only used in own module")
print("----------------------------")
for x in sorted(headerSetOnlyInOwnModule):
print(x)
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