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| author | Tom Ryder <tom@sanctum.geek.nz> | 2015-06-24 15:53:29 +1200 |
|---|---|---|
| committer | Tom Ryder <tom@sanctum.geek.nz> | 2015-06-24 15:53:29 +1200 |
| commit | 0742d98d721e9f791f8bceea11d575792ce9ff61 (patch) | |
| tree | 855ab0359477d8f4a76ee02b241d867d7e446e09 /bash | |
| parent | Remove GREP_OPTIONS export (diff) | |
| download | dotfiles-0742d98d721e9f791f8bceea11d575792ce9ff61.tar.gz dotfiles-0742d98d721e9f791f8bceea11d575792ce9ff61.zip | |
Use Bashy syntax to build GREP_OPTIONS more nicely
Diffstat (limited to 'bash')
| -rw-r--r-- | bash/bashrc.d/grep.bash | 34 |
1 files changed, 12 insertions, 22 deletions
diff --git a/bash/bashrc.d/grep.bash b/bash/bashrc.d/grep.bash index 277bc4cd..3605a925 100644 --- a/bash/bashrc.d/grep.bash +++ b/bash/bashrc.d/grep.bash @@ -2,28 +2,18 @@ grep_help=$(grep --help 2>/dev/null) # Use GREP_OPTIONS to add some useful options to grep(1) calls if applicable -GREP_OPTIONS= -case $grep_help in - *--binary-files*) - GREP_OPTIONS=${GREP_OPTIONS:+$GREP_OPTIONS }'--binary-files=without-match' - ;; -esac -case $grep_help in - *--exclude*) - for exclude in .gitignore .gitmodules ; do - GREP_OPTIONS=${GREP_OPTIONS:+$GREP_OPTIONS }'--exclude='$exclude - done - unset -v exclude - ;; -esac -case $grep_help in - *--exclude-dir*) - for exclude_dir in .cvs .git .hg .svn ; do - GREP_OPTIONS=${GREP_OPTIONS:+$GREP_OPTIONS }'--exclude-dir='$exclude_dir - done - unset -v exclude_dir - ;; -esac +declare -a grep_options +if [[ $grep_help == *--binary-files* ]] ; then + grep_options=("${grep_options[@]}" --binary-files=without-match) +fi +if [[ $grep_help == *--exclude* ]] ; then + grep_options=("${grep_options[@]}" --exclude={.gitignore,.gitmodules}) +fi +if [[ $grep_help == *--exclude-dir* ]] ; then + grep_options=("${grep_options[@]}" --exclude-dir={.cvs,.git,.hg,.svn}) +fi +GREP_OPTIONS=${grep_options[*]} +unset -v grep_options # We're done parsing grep(1)'s --help output now unset -v grep_help |