Wednesday, May 28, 2014

Bash man page colours

There are many pages out there describing how to get coloured bash man pages. Tuxarena has one of the better ones that tries to explain what's going on, but unfortunately it is somewhat of a black art due to the obscure colour codes used. Here's the snippet from my bash_aliases that I use:
man() {
    env LESS_TERMCAP_mb=$'\E[01;31m' \
    LESS_TERMCAP_md=$'\E[01;38;5;74m' \
    LESS_TERMCAP_me=$'\E[0m' \
    LESS_TERMCAP_se=$'\E[0m' \
    LESS_TERMCAP_so=$'\E[01;41;33m' \
    LESS_TERMCAP_ue=$'\E[0m' \
    LESS_TERMCAP_us=$'\E[04;38;5;146m' \
    man "$@"
}
I only found one site that actually documented the color options available, and he basically had to reverse engineer it. I'll include the color codes below, since everyone likely has their own personal preference and wants to tweak things slightly.
0   = default colour
1   = bold
4   = underlined
5   = flashing text
7   = reverse field
31  = red
32  = green
33  = orange
34  = blue
35  = purple
36  = cyan
37  = grey
40  = black background
41  = red background
42  = green background
43  = orange background
44  = blue background
45  = purple background
46  = cyan background
47  = grey background
90  = dark grey
91  = light red
92  = light green
93  = yellow
94  = light blue
95  = light purple
96  = turquoise
100 = dark grey background
101 = light red background
102 = light green background
103 = yellow background
104 = light blue background
105 = light purple background
106 = turquoise background

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