115 lines
3.3 KiB
Bash
115 lines
3.3 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 Colours
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if (( ${+commands[dircolors]} )); then
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# GNU
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(( ! ${+LS_COLORS} )) && 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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export LS_COLORS='di=1;34:ln=35:so=32:pi=33:ex=31:bd=1;36:cd=1;33:su=30;41:sg=30;46:tw=30;42:ow=30;43'
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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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(( ! ${+LSCOLORS} )) && export LSCOLORS='ExfxcxdxbxGxDxabagacad'
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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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(( ! ${+GREP_COLOR} )) && export GREP_COLOR='37;45' #BSD
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(( ! ${+GREP_COLORS} )) && export GREP_COLORS="mt=${GREP_COLOR}" #GNU
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if [[ ${OSTYPE} == openbsd* ]]; then
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(( ${+commands[ggrep]} )) && alias grep='ggrep --color=auto'
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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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(( ! ${+LESS_TERMCAP_mb} )) && export LESS_TERMCAP_mb=$'\E[1;31m' # Begins blinking.
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(( ! ${+LESS_TERMCAP_md} )) && export LESS_TERMCAP_md=$'\E[1;31m' # Begins bold.
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(( ! ${+LESS_TERMCAP_me} )) && export LESS_TERMCAP_me=$'\E[0m' # Ends mode.
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(( ! ${+LESS_TERMCAP_se} )) && export LESS_TERMCAP_se=$'\E[0m' # Ends standout-mode.
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(( ! ${+LESS_TERMCAP_so} )) && export LESS_TERMCAP_so=$'\E[7m' # Begins standout-mode.
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(( ! ${+LESS_TERMCAP_ue} )) && export LESS_TERMCAP_ue=$'\E[0m' # Ends underline.
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(( ! ${+LESS_TERMCAP_us} )) && export LESS_TERMCAP_us=$'\E[1;32m' # Begins underline.
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fi
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fi
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#
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# GNU only
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#
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if (( ${+commands[dircolors]} )); then
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alias lx='ll -X' # long format, sort by extension
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# Always wear a condom
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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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#
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# ls Aliases
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#
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alias ll='ls -lh' # long format and human-readable sizes
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alias l='ll -A' # long format, all files
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[[ -n ${PAGER} ]] && alias lm="l | ${PAGER}" # long format, all files, use pager
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alias lr='ll -R' # long format, recursive
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alias lk='ll -Sr' # long format, largest file size last
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alias lt='ll -tr' # long format, newest modification time last
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alias lc='lt -c' # long format, newest status change (ctime) last
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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 -h'
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alias du='du -h'
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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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