103 lines
4.8 KiB
Bash
103 lines
4.8 KiB
Bash
# Make bash a little more pleasent - these are valid for all versions.
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shopt -s cdspell checkhash checkwinsize cmdhist histappend no_empty_cmd_completion
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# Exit the shell on a Ctl+D.
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IGNOREEOF=0
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# History control.
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HISTCONTROL="ignoredups"
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HISTFILE="$HOME/.bash_history-${HOSTNAME%%.*}"
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HISTFILESIZE=100000
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HISTIGNORE="bg:bg *:fg:fg *:jobs:exit:clear:history"
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HISTSIZE=-1
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HISTTIMEFORMAT="%d/%m/%y %H:%M:%S "
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history -r
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# Determine the colour of the username in the prompt.
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if (( $(id -u) == 0 )); then
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COLOUR=1 # Red
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else
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COLOUR=2 # Green
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fi
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# Version specific set up.
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if (( ${BASH_VERSINFO[0]} >= 4 )); then
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# Add to the shopts.
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shopt -s checkjobs dirspell
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# Set the prompts.
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PROMPT_DIRTRIM=2
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# No colour:
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# PS1="[\u@\h] \w ->"
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# Coloured username:
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# PS1="[\[$(tput bold)$(tput setaf $COLOUR)\]\u\[$(tput sgr0)\]@\h] \w ->"
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# Coloured username + host:
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# PS1="[\[$(tput bold)$(tput setaf $COLOUR)\]\u\[$(tput sgr0)\]@\[$(tput bold)$(tput setaf 3)\]\h\[$(tput sgr0)\]] \w ->"
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# Coloured username + host + directory:
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PS1="[\[$(tput bold)$(tput setaf $COLOUR)\]\u\[$(tput sgr0)\]@\[$(tput bold)$(tput setaf 3)\]\h\[$(tput sgr0)\]] \[$(tput bold)$(tput setaf 4)\]\w\[$(tput sgr0)\] ->"
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else
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# Set the prompts.
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# No colour:
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# PS1="[\u@\h] \$(echo \"\${PWD/#\$HOME/~}\" | awk -F/ '{if (NF>3) {printf \".../\" \$(NF-1) \"/\" \$NF} else {printf \$0}}') ->"
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# Coloured username:
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# PS1="[\[$(tput bold)$(tput setaf $COLOUR)\]\u\[$(tput sgr0)\]@\h] \$(echo \"\${PWD/#\$HOME/~}\" | awk -F/ '{if (NF>3) {printf \".../\" \$(NF-1) \"/\" \$NF} else {printf \$0}}') ->"
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# Coloured username + host:
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# PS1="[\[$(tput bold)$(tput setaf $COLOUR)\]\u\[$(tput sgr0)\]@\[$(tput bold)$(tput setaf 3)\]\h\[$(tput sgr0)\]] \$(echo \"\${PWD/#\$HOME/~}\" | awk -F/ '{if (NF>3) {printf \".../\" \$(NF-1) \"/\" \$NF} else {printf \$0}}') ->"
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# Coloured username + host + directory:
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PS1="[\[$(tput bold)$(tput setaf $COLOUR)\]\u\[$(tput sgr0)\]@\[$(tput bold)$(tput setaf 3)\]\h\[$(tput sgr0)\]] \[$(tput bold)$(tput setaf 4)\]\$(echo \"\${PWD/#\$HOME/~}\" | awk -F/ '{if (NF>3) {printf \".../\" \$(NF-1) \"/\" \$NF} else {printf \$0}}')\[$(tput sgr0)\] ->"
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fi
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unset COLOUR
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# Set the debugger prompt.
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# PS4="+(\\\$? = \$?) \${BASH_SOURCE##*/}\${FUNCNAME:+(\$FUNCNAME)}:\$LINENO: "
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# PS4="+(\[\e[1;33;40m\]\\\$? = \$?\[$(tput sgr0)\]) \[$(tput bold)$(tput setaf 4)\]\${BASH_SOURCE##*/}\[$(tput sgr0)\]\${FUNCNAME:+(\[$(tput bold)$(tput setaf 2)\]\$FUNCNAME\[$(tput sgr0)\])}:\[$(tput bold)$(tput setaf 1)\]\$LINENO\[$(tput sgr0)\]: "
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export PS4="+(\[\e[1;33;40m\]\$?\[$(tput sgr0)\]) \[$(tput bold)$(tput setaf 4)\]\${BASH_SOURCE##*/}\[$(tput sgr0)\]\${FUNCNAME:+(\[$(tput bold)$(tput setaf 2)\]\$FUNCNAME\[$(tput sgr0)\])}:\[$(tput bold)$(tput setaf 1)\]\$LINENO\[$(tput sgr0)\]: "
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# The commands to execute before the prompt is displayed.
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# PROMPT_COMMAND=""
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# Platform specific set up.
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PLATFORM="$(uname -s)"
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if [[ "$PLATFORM" = "Linux" ]]; then
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# Linux specific functions.
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psgrep() {
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[[ -z "$1" ]] && { printf "%s: %s\\n" "Usage" "$FUNCNAME <something>" >&2; return 1; }
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ps -auwwx | command grep -E --color=always -- "(.*RSS.*|$1)" | grep -F -v "(.*RSS.*|"
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}
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# Linux specific aliases.
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hash ftpwho >/dev/null 2>&1 && alias ftpwho='ftpwho -v'
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hash iftop >/dev/null 2>&1 && alias iftop='TERM=vt100 iftop'
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hash ip >/dev/null 2>&1 && alias ip='ip -color=auto'
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hash last less >/dev/null 2>&1 && alias laston='last -a | less'
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hash ls >/dev/null 2>&1 && alias ls='ls -bFv --color=auto'
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hash minicom >/dev/null 2>&1 && alias minicom='minicom -m -c on'
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hash mkpasswd >/dev/null 2>&1 && alias mkpasswd='mkpasswd -m sha512crypt'
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hash mkpasswd >/dev/null 2>&1 && alias pwgen='mkpasswd -m sha512crypt'
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hash pinfo >/dev/null 2>&1 && alias info='pinfo'
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hash ping >/dev/null 2>&1 && alias ping='ping -b'
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elif [[ "$PLATFORM" = "Darwin" ]]; then
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# Darwin specific aliases.
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hash df >/dev/null 2>&1 && alias df='df -P'
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hash ls >/dev/null 2>&1 && alias ls='ls -bFG'
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hash top >/dev/null 2>&1 && alias top='top -o cpu -S'
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else
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echo "${BASH_SOURCE##*/}: unsupported platform: $PLATFORM" >&2
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fi
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unset PLATFORM
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# Common functions.
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imagebin() {
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[[ -z "$1" ]] && { printf "%s: %s\\n" "Usage" "$FUNCNAME <filename>" >&2; return 1; }
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curl -F file="@${1:-}" https://imagebin.ca/upload.php | grep ^url: | cut -d: -f2-
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}
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# Common aliases.
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hash bc >/dev/null 2>&1 && alias bc='bc -lq'
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hash diff >/dev/null 2>&1 && alias diff='diff --color=auto -u'
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hash grep >/dev/null 2>&1 && alias egrep='grep -E --color=auto'
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hash grep >/dev/null 2>&1 && alias fgrep='grep -E --color=auto'
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hash grep >/dev/null 2>&1 && alias grep='grep --color=auto'
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hash nc >/dev/null 2>&1 && alias pastebin='nc termbin.com 9999'
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hash screen >/dev/null 2>&1 && alias screen='screen -Ua'
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hash shellcheck >/dev/null 2>&1 && alias shellcheck='shellcheck -x'
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