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plugin/man: simplify

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Don't overwrite variables that the user has already set.

plugins/man: unbound `$LESS`
This commit is contained in:
John D Pell
2021-10-09 10:16:02 -07:00
parent 290aab4efe
commit dc5c9e107c
1 changed files with 9 additions and 7 deletions
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16
plugins/available/man.plugin.bash
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@@ -1,12 +1,14 @@
# shellcheck shell=bash
about-plugin 'colorize man pages for better readability'
export LESS_TERMCAP_mb=$'\e[1;32m'
export LESS_TERMCAP_md=$'\e[1;32m'
export LESS_TERMCAP_me=$'\e[0m'
export LESS_TERMCAP_se=$'\e[0m'
export LESS_TERMCAP_so=$'\e[01;33m'
export LESS_TERMCAP_ue=$'\e[0m'
export LESS_TERMCAP_us=$'\e[1;4;31m'
: "${LESS_TERMCAP_mb:=$'\e[1;32m'}"
: "${LESS_TERMCAP_md:=$'\e[1;32m'}"
: "${LESS_TERMCAP_me:=$'\e[0m'}"
: "${LESS_TERMCAP_se:=$'\e[0m'}"
: "${LESS_TERMCAP_so:=$'\e[01;33m'}"
: "${LESS_TERMCAP_ue:=$'\e[0m'}"
: "${LESS_TERMCAP_us:=$'\e[1;4;31m'}"
: "${LESS:=}"
export "${!LESS_TERMCAP@}"
export LESS="R${LESS#-}"