7a289c4c0d
Set `less` termcap colour variables, and update the module README.md.
Change the code to enclose all colour logic within a
`(( ${terminfo[colors]} >= 8 ))` condition.
Check if `PAGER` is set before setting the `lm` alias.
Keeping the British "colour" spelling. :-)
Closes #101
122 lines
3.2 KiB
Bash
122 lines
3.2 KiB
Bash
#
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# Utility Functions and Options
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#
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#
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# Colours
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#
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if (( ${terminfo[colors]} >= 8 )); then
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# ls Colors
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if (( ${+commands[dircolors]} )); then
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# GNU
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if [[ -s ${HOME}/.dir_colors ]]; then
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eval "$(dircolors --sh ${HOME}/.dir_colors)"
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else
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eval "$(dircolors --sh)"
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fi
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alias ls='ls --group-directories-first --color=auto'
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else
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# BSD
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# colours for ls and completion
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export LSCOLORS='exfxcxdxbxGxDxabagacad'
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export LS_COLORS='di=34:ln=35:so=32:pi=33:ex=31:bd=36;01:cd=33;01:su=31;40;07:sg=36;40;07:tw=32;40;07:ow=33;40;07:'
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# stock OpenBSD ls does not support colors at all, but colorls does.
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if [[ $OSTYPE == openbsd* ]]; then
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if (( ${+commands[colorls]} )); then
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alias ls='colorls -G'
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fi
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else
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alias ls='ls -G'
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fi
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fi
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# grep Colours
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export GREP_COLOR='37;45' #BSD
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export GREP_COLORS="mt=${GREP_COLOR}" #GNU
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if [[ ${OSTYPE} == openbsd* ]]; then
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if (( ${+commands[ggrep]} )); then
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alias grep='ggrep --color=auto'
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fi
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else
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alias grep='grep --color=auto'
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fi
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# less Colours
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if [[ ${PAGER} == 'less' ]]; then
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export LESS_TERMCAP_mb=$'\E[1;31m' # Begins blinking.
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export LESS_TERMCAP_md=$'\E[1;31m' # Begins bold.
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export LESS_TERMCAP_me=$'\E[0m' # Ends mode.
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export LESS_TERMCAP_se=$'\E[0m' # Ends standout-mode.
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export LESS_TERMCAP_so=$'\E[7m' # Begins standout-mode.
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export LESS_TERMCAP_ue=$'\E[0m' # Ends underline.
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export LESS_TERMCAP_us=$'\E[1;32m' # Begins underline.
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fi
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fi
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#
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# ls Aliases
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#
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alias l='ls -lAh' # all files, human-readable sizes
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[[ -n ${PAGER} ]] && alias lm="l | ${PAGER}" # all files, human-readable sizes, use pager
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alias ll='ls -lh' # human-readable sizes
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alias lr='ll -R' # human-readable sizes, recursive
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alias lx='ll -XB' # human-readable sizes, sort by extension (GNU only)
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alias lk='ll -Sr' # human-readable sizes, largest last
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alias lt='ll -tr' # human-readable sizes, most recent last
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alias lc='lt -c' # human-readable sizes, most recent last, change time
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#
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# File Downloads
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#
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# order of preference: aria2c, axel, wget, curl. This order is derrived from speed based on personal tests.
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if (( ${+commands[aria2c]} )); then
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alias get='aria2c --max-connection-per-server=5 --continue'
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elif (( ${+commands[axel]} )); then
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alias get='axel --num-connections=5 --alternate'
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elif (( ${+commands[wget]} )); then
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alias get='wget --continue --progress=bar --timestamping'
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elif (( ${+commands[curl]} )); then
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alias get='curl --continue-at - --location --progress-bar --remote-name --remote-time'
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fi
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#
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# Resource Usage
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#
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alias df='df -kh'
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alias du='du -kh'
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#
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# Always wear a condom
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#
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if [[ ${OSTYPE} == linux* ]]; then
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alias chmod='chmod --preserve-root -v'
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alias chown='chown --preserve-root -v'
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fi
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# not aliasing rm -i, but if safe-rm is available, use condom.
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# if safe-rmdir is available, the OS is suse which has its own terrible 'safe-rm' which is not what we want
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if (( ${+commands[safe-rm]} && ! ${+commands[safe-rmdir]} )); then
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alias rm='safe-rm'
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fi
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#
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# Misc
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#
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mkcd() {
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[[ -n ${1} ]] && mkdir -p ${1} && builtin cd ${1}
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}
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