91 lines
2.4 KiB
Plaintext
91 lines
2.4 KiB
Plaintext
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#!/bin/bash
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#
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# Name: check_unused_headers
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# Purpose: checks all wxWidgets headers looking for headers not referenced anywhere
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# Usage: run with --verbose for verbose output
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# Copyright: (c) 2007 Francesco Montorsi
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# Licence: wxWindows licence
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################################################################################
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if [[ "$1" = "-v" || "$1" = "--verbose" ]]; then
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verbose=yes
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else
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verbose=no
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fi
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me=$(basename $0)
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path=${0%%/$me} # path from which the script has been launched
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current=$(pwd)
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# the path where this script resides:
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scriptPath=$current/$path
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# other interesting wx paths
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headerPath="$scriptPath/../../include"
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srcPath="$scriptPath/../../src"
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# get list of wx source and header filenames
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# NOTE: these list won't contain the .svn backup copies of the real sources/headers
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# NOTE2: we keep the size of these lists small avoiding to include the prefixes
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# like e.g. ../../include so to not incurr in OS limits when passing
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# them as arguments of commands
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cd $headerPath
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headerList=`find wx -name "*.h"`
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cd $srcPath
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srcList=`find . -name "*.cpp"`
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unusedHeaders=0
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function checkIfHeaderIsUsed
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{
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local headerToCheck="$1"
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local found=no
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if [[ $verbose = yes ]]; then
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echo -n "checking if header: $headerToCheck is used... "
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fi
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# find the first occurrence of this header in wx sources and headers:
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cd $headerPath
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grep -m 1 "$headerToCheck" $headerList >/dev/null 2>&1
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if [[ $? = 0 ]]; then found=yes; fi
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cd $srcPath
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grep -m 1 "$headerToCheck" $srcList >/dev/null 2>&1
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if [[ $? = 0 ]]; then found=yes; fi
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if [[ $found = no ]]; then
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if [[ $verbose = yes ]]; then
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echo "no, it's not!"
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fi
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# this header is not used anywhere...
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echo "WARNING: unused header $headerToCheck"
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((( unusedHeaders++ )))
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else
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if [[ $verbose = yes ]]; then
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echo "yes, it is"
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fi
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fi
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}
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echo " This script will look for unused wxWidgets headers"
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echo " Note that some headers maybe not referenced by wxWidgets sources/headers but still"
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echo " be useful for user applications; others instead are simply old and forgotten."
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echo
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for header in $headerList; do
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checkIfHeaderIsUsed $header
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done
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if [[ $unusedHeaders -gt 0 ]]; then
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echo " => WARNING: found $unusedHeaders unused headers!"
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else
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echo " => All headers are referenced in either wxWidgets sources or in other headers"
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fi
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