| | 1 | #!/bin/bash |
| | 2 | # |
| | 3 | # Name: check_unused_headers |
| | 4 | # Purpose: checks all wxWidgets headers looking for headers not referenced anywhere |
| | 5 | # Usage: run with --verbose for verbose output |
| | 6 | # Copyright: (c) 2007 Francesco Montorsi |
| | 7 | # Version: $Id$ |
| | 8 | # Licence: wxWindows licence |
| | 9 | ################################################################################ |
| | 10 | |
| | 11 | |
| | 12 | |
| | 13 | if [[ "$1" = "-v" || "$1" = "--verbose" ]]; then |
| | 14 | verbose=yes |
| | 15 | else |
| | 16 | verbose=no |
| | 17 | fi |
| | 18 | |
| | 19 | |
| | 20 | me=$(basename $0) |
| | 21 | path=${0%%/$me} # path from which the script has been launched |
| | 22 | current=$(pwd) |
| | 23 | |
| | 24 | # the path where this script resides: |
| | 25 | scriptPath=$current/$path |
| | 26 | |
| | 27 | # other interesting wx paths |
| | 28 | headerPath="$scriptPath/../../include" |
| | 29 | srcPath="$scriptPath/../../src" |
| | 30 | |
| | 31 | # get list of wx source and header filenames |
| | 32 | # NOTE: these list won't contain the .svn backup copies of the real sources/headers |
| | 33 | # NOTE2: we keep the size of these lists small avoiding to include the prefixes |
| | 34 | # like e.g. ../../include so to not incurr in OS limits when passing |
| | 35 | # them as arguments of commands |
| | 36 | cd $headerPath |
| | 37 | headerList=`find wx -name "*.h"` |
| | 38 | cd $srcPath |
| | 39 | srcList=`find . -name "*.cpp"` |
| | 40 | |
| | 41 | |
| | 42 | unusedHeaders=0 |
| | 43 | |
| | 44 | function checkIfHeaderIsUsed |
| | 45 | { |
| | 46 | local headerToCheck="$1" |
| | 47 | local found=no |
| | 48 | |
| | 49 | if [[ $verbose = yes ]]; then |
| | 50 | echo -n "checking if header: $headerToCheck is used... " |
| | 51 | fi |
| | 52 | |
| | 53 | # find the first occurrence of this header in wx sources and headers: |
| | 54 | cd $headerPath |
| | 55 | grep -m 1 "$headerToCheck" $headerList >/dev/null 2>&1 |
| | 56 | if [[ $? = 0 ]]; then found=yes; fi |
| | 57 | |
| | 58 | cd $srcPath |
| | 59 | grep -m 1 "$headerToCheck" $srcList >/dev/null 2>&1 |
| | 60 | if [[ $? = 0 ]]; then found=yes; fi |
| | 61 | |
| | 62 | if [[ $found = no ]]; then |
| | 63 | |
| | 64 | if [[ $verbose = yes ]]; then |
| | 65 | echo "no, it's not!" |
| | 66 | fi |
| | 67 | |
| | 68 | # this header is not used anywhere... |
| | 69 | echo "WARNING: unused header $headerToCheck" |
| | 70 | ((( unusedHeaders++ ))) |
| | 71 | else |
| | 72 | if [[ $verbose = yes ]]; then |
| | 73 | echo "yes, it is" |
| | 74 | fi |
| | 75 | fi |
| | 76 | } |
| | 77 | |
| | 78 | echo " This script will look for unused wxWidgets headers" |
| | 79 | echo " Note that some headers maybe not referenced by wxWidgets sources/headers but still" |
| | 80 | echo " be useful for user applications; others instead are simply old and forgotten." |
| | 81 | echo |
| | 82 | |
| | 83 | for header in $headerList; do |
| | 84 | checkIfHeaderIsUsed $header |
| | 85 | done |
| | 86 | |
| | 87 | if [[ $unusedHeaders -gt 0 ]]; then |
| | 88 | echo " => WARNING: found $unusedHeaders unused headers!" |
| | 89 | else |
| | 90 | echo " => All headers are referenced in either wxWidgets sources or in other headers" |
| | 91 | fi |
projects / wxWidgets.git / blame_incremental