From: Simon Ruderich Date: Fri, 14 Jun 2013 10:44:34 +0000 (+0200) Subject: README: Explain how to modify pre/post variables. X-Git-Tag: 0.1~46 X-Git-Url: https://ruderich.org/simon/gitweb/?a=commitdiff_plain;h=dcaadb5f7c530d348d936bf642ada9ef1ea855d1;p=coloredstderr%2Fcoloredstderr.git README: Explain how to modify pre/post variables. --- diff --git a/README b/README index 5e9917a..34cff30 100644 --- a/README +++ b/README @@ -89,6 +89,21 @@ The following additional environment variables are available: are colored. +To set custom colors as pre/post strings you can use the `$''` feature of Bash +and Zsh: + + export COLORED_STDERR_PRE=$'\033[91m' # bright red + export COLORED_STDERR_POST=$'\033[0m' # default + +Or to be more compatible you can use the following which should work in any +Bourne shell: + + esc=`printf '\033'` + COLORED_STDERR_PRE="${esc}[91m" # red + COLORED_STDERR_POST="${esc}[0m" # default + export COLORED_STDERR_PRE COLORED_STDERR_POST + + DEBUG -----