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Fix grep bug that breaks grep by passing unknown options to legacy grep versions

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This commit is contained in:
Laban Mwangi 2014-04-10 12:36:08 +02:00
commit 8b973aa43a
1 changed files with 8 additions and 3 deletions
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11
lib/grep.zsh
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@ -5,9 +5,14 @@
# avoid VCS folders
GREP_OPTIONS=
for PATTERN in .cvs .git .hg .svn; do
GREP_OPTIONS+="--exclude-dir=$PATTERN "
done
# --exclude-dir is only available on 2.5.3 and later versions of grep
if ! grep --version | head -n 1 | egrep " [0-2]\.[0-5]\.[0-2]" 2>&1 >/dev/null;
then
for PATTERN in .cvs .git .hg .svn; do
GREP_OPTIONS+="--exclude-dir=$PATTERN "
done
fi
GREP_OPTIONS+="--color=auto"
export GREP_OPTIONS="$GREP_OPTIONS"
export GREP_COLOR='1;32'