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Merge pull request #3403 from mcornella/fix-grep-library

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Fix grep.zsh library
This commit is contained in:
Robby Russell 2014-12-14 16:31:54 -08:00
commit 311f3630d4
1 changed files with 20 additions and 20 deletions
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40
lib/grep.zsh
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@ -1,24 +1,24 @@
#
# Color grep results
# Examples: http://rubyurl.com/ZXv
#
GREP_OPTIONS="--color=auto"
# avoid VCS folders (if the necessary grep flags are available)
# is x grep argument available?
grep-flag-available() {
echo | grep $1 "" >/dev/null 2>&1
}
if grep-flag-available --exclude-dir=.cvs; then
for PATTERN in .cvs .git .hg .svn; do
GREP_OPTIONS+=" --exclude-dir=$PATTERN"
done
elif grep-flag-available --exclude=.cvs; then
for PATTERN in .cvs .git .hg .svn; do
GREP_OPTIONS+=" --exclude=$PATTERN"
done
fi
unfunction grep-flag-available
export GREP_OPTIONS="$GREP_OPTIONS"
export GREP_COLOR='1;32'
# color grep results
GREP_OPTIONS="--color=auto"
# ignore VCS folders (if the necessary grep flags are available)
VCS_FOLDERS="{.bzr,.cvs,.git,.hg,.svn}"
if grep-flag-available --exclude-dir=.cvs; then
GREP_OPTIONS+=" --exclude-dir=$VCS_FOLDERS"
elif grep-flag-available --exclude=.cvs; then
GREP_OPTIONS+=" --exclude=$VCS_FOLDERS"
fi
# export grep settings
alias grep="grep $GREP_OPTIONS"
# clean up
unset GREP_OPTIONS
unset VCS_FOLDERS
unfunction grep-flag-available