bin/find-unused-using.sh

   1 # This file is part of the LibreOffice project.
   2 #
   3 # This Source Code Form is subject to the terms of the Mozilla Public
   4 # License, v. 2.0. If a copy of the MPL was not distributed with this
   5 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   6 #!/bin/bash
   7
   8 # TODO search also for 'using namespace com/::com/css' - this is likely the fattest target and clang-tidy can't do it
   9 for ns in accessibility basegfx chart com css cppu comphelper connectivity formula dbtools editeng rtl sfx2 svt osl oox sax_fastparser sal sd ucbhelper utl vcl xmloff; do
  10     echo "Searching for namespace: $ns";
  11     # search in cxx files, excluding URE headers, plus some files with false positives
  12     for file in $(git grep -l "^\s*using :*$ns::" *hxx *cxx \
  13         ':!include/com/' \
  14         ':!include/cppu/' \
  15         ':!include/cppuhelper/' \
  16         ':!include/osl/' \
  17         ':!include/rtl/' \
  18         ':!include/sal/' \
  19         ':!include/salhelper/' \
  20         ':!include/systools/' \
  21         ':!include/typelib/' \
  22         ':!include/uno/' \
  23         ':!include/sfx2/stbitem.hxx' \
  24         ':!sw/source/uibase/inc/maildispatcher.hxx'
  25         ) ; do
  26         for class in $(git grep -h  "using :*$ns::" "$file" | rev | cut  -d : -f -1 | rev | cut -d " " -f 1 | tr -d ";") ; do
  27             if [ "$ns" == "com" ] ; then # com namespace may be mentioned in relevant header name too
  28                 if [[ $(grep -c "$class" "$file") -eq 1 || $(grep -c "$class" "$file") -le 2 && $(grep -c -e "$class".hpp -e "$class".hxx -e "$class".h "$file") -eq 1 ]]; then
  29                     echo "$file";
  30                     echo "Class name in above file is mentioned once or twice: $class";
  31                 fi
  32             else
  33                 if [ $(grep -c -F "$class" "$file") -eq 1 ]; then
  34                     echo "$file";
  35                     echo "Class name in above file is mentioned once: $class";
  36                 fi
  37             fi
  38         done
  39     done
  40 done
  41
  42 # vim: set noet sw=4 ts=4: