Don't overwrite environment variables

This commit is contained in:
gwjo 2011-05-29 18:54:10 -04:00
commit 533760df9f
2 changed files with 4 additions and 4 deletions

View file

@ -2,5 +2,5 @@
# Color grep results
# Examples: http://rubyurl.com/ZXv
#
export GREP_OPTIONS='--color=auto'
export GREP_COLOR='1;32'
GREP_OPTIONS=${GREP_OPTIONS:-'--color=auto'}; export GREP_OPTIONS
GREP_COLOR=${GREP_COLOR:-'1;32'}; export GREP_COLOR