# shellcheck disable=SC1090 disable=SC1091 # -- Can't follow non-constant source # shellcheck disable=SC1003 # -- Don't complain about '\e\\' ########################### # Settings for all shells # ########################### # Set umask, depending on the user ID if [ "$(id -un)" = "root" ]; then umask 0022 else umask 0007 fi # Add ~/bin and subdirs to PATH if needed while read -r p; do echo "$PATH" | tr ':' '\n' | grep -qxF "$p" || PATH="${p}:$PATH" done < <(find -L ~/bin -depth -maxdepth 1 -type d 2> /dev/null) # Set environment variables, eg EMAIL, LANG eval "$(cat 2> /dev/null /etc/default/locale /etc/locale.conf ~/.config/environment.d/*.conf | awk -F= '/^[^# ]/ {print $0 ";export " $1}')" # Look for XDG_RUNTIME_DIR if [ -z "$XDG_RUNTIME_DIR" ] && [ -d "/run/user/$(id -u)" ]; then XDG_RUNTIME_DIR="/run/user/$(id -u)" export XDG_RUNTIME_DIR fi # Pick up SSH agent socket if [ -z "$SSH_AUTH_SOCK" ]; then for p in keyring/ssh gcr/ssh openssh_agent; do SSH_AUTH_SOCK="${XDG_RUNTIME_DIR}/$p" if [ -S "$SSH_AUTH_SOCK" ]; then export SSH_AUTH_SOCK break fi done fi # Look for DBUS if [ -z "$DBUS_SESSION_BUS_ADDRESS" ] && [ -S "/run/user/$(id -u)/bus" ]; then DBUS_SESSION_BUS_ADDRESS="unix:path=/run/user/$(id -u)/bus" export DBUS_SESSION_BUS_ADDRESS fi ########################### # Interactive shells only # ########################### if [ -z "${PS1}" ]; then return fi ################ # Source files # ################ # Debian/Ubuntu don't source this from /etc/bash.bashrc [ -z "$BASH_COMPLETION_VERSINFO" ] && [ -r /usr/share/bash-completion/bash_completion ] && source /usr/share/bash-completion/bash_completion # This isn't sourced for interactive shells on Debian/Ubuntu/Arch # https://bugzilla.gnome.org/show_bug.cgi?id=697475 [ -r /etc/profile.d/vte.sh ] && source /etc/profile.d/vte.sh ################ # bash options # ################ # Bash should check the terminal size after every command terminates shopt -s checkwinsize # Don't attempt to tab-complete an empty line shopt -s no_empty_cmd_completion # Prevent overwriting existing files on stdout redirection set -o noclobber # Better history shopt -s histappend shopt -s cmdhist export HISTCONTROL='erasedups:ignoredups:ignorespace' export HISTSIZE='100000' export HISTTIMEFORMAT='%F %T ' ############### # Pager setup # ############### export PAGER='less' export LESS='RS' ################## # Terminal setup # ################## # Disable CTRL-s / CTRL-q stty -ixon # Use dark background colors in apps like vim export COLORFGBG='15;0' ############# # Fancy PS1 # ############# # Revision control status for git, hg, svn function find_up_exists { local d="$PWD" while [ -n "$d" ]; do if [ -e "$d/$1" ]; then return 0 fi d="${d%/*}" done return 1 } for p in /usr/lib/git-core/git-sh-prompt \ /usr/share/git/completion/git-prompt.sh \ /usr/share/git-core/contrib/completion/git-prompt.sh \ /usr/local/share/git-core/contrib/completion/git-prompt.sh do [ -r "$p" ] && source "$p" && break done function my_git_ps1 { find_up_exists .git || return GIT_PS1_SHOWDIRTYSTATE=1 \ GIT_PS1_SHOWUNTRACKEDFILES=1 \ __git_ps1 ' (%s)' 2> /dev/null } function my_hg_ps1 { find_up_exists .hg || return local status status="$(hg status | cut -c1 | sort -u | tr -d ' \n')" echo -n " ($status)" } function my_svn_ps1 { find_up_exists .svn || return local status status="$(svn status --ignore-externals 2> /dev/null | cut -c1 | sort -u | tr -d ' \n')" [ -n "$status" ] && echo -n " ($status)" } # Two line prompt PS1='' PS1="$PS1"'\[\e[01;31m\]\u@\h\[\e[00m\]:\[\e[01;34m\]\w\[\e[00m\]' PS1="$PS1"'\[\e[01;36m\]$(my_git_ps1 ; my_hg_ps1 ; my_svn_ps1)\[\e[00m\]' PS1="$PS1"'\n\$ ' ################################# # Display return codes on error # ################################# function print_exit_code { local exit_code="$?" if [ -z "${BASH_SOURCE[1]}" ]; then printf '\e[01;33mexit code: %s\e[00m\n' \ "$exit_code" fi } trap print_exit_code ERR #################### # Function aliases # #################### # This prevents long/ugly command lines from showing up in xterm titles function aliasf { eval "function $1 { $2 \"\$@\"; }" } ########################## # ls aliases and colours # ########################## if command -v dircolors &> /dev/null; then # GNU ls colours eval "$(dircolors)" LS_COLORS+=':ow=30;42' else # BSD ls colours export LSCOLORS="ExFxCxDxBxEGEDABAGACAD" fi # Lets find the ls if ls --color=auto -v &> /dev/null; then alias ls='ls --color=auto -v' elif gls --color=auto -v &> /dev/null; then alias ls='gls --color=auto -v' elif ls -G &> /dev/null; then alias ls='ls -G' else alias ls='ls -F' fi alias ll='ls -hlF' alias la='ls -ha' alias l='ls -halF' ############## # ps aliases # ############## alias _psresources='ps -wAo pid,user,%cpu,%mem,stat,start,time,args' if [ "$(uname)" = "Linux" ]; then aliasf pscpu '_psresources --sort -%cpu|less -S' aliasf psmem '_psresources --sort -%mem|less -S' aliasf pstree 'ps --forest -weo pid,user:16,args|less -S' aliasf pstime 'ps -wAo pid,user,lstart,args --sort start_time|less -S' else aliasf pscpu '_psresources -r|less -S' aliasf psmem '_psresources -m|less -S' aliasf pstime 'ps -wAo pid,user,lstart,args|less -S' fi ################# # Other aliases # ################# alias f='find . -iname' if echo x | grep -q --color=auto x &> /dev/null; then alias grep='grep --color=auto' fi alias rg='rg -p' alias bc='bc -ql' alias watch='watch -n1' alias sudo='sudo ' # ability to use aliases with sudo aliasf sudosu 'sudo su -l -s /bin/bash' aliasf python 'PYTHONSTARTUP=~/.pythonrc.py python3' aliasf webshare 'python3 -mhttp.server' export EDITOR='vim' aliasf edit "$EDITOR" # man with coloured headings and a terminal title function man { env \ LESS_TERMCAP_md=$'\E[01;38;5;74m' \ LESS_TERMCAP_me=$'\E[0m' \ LESS_TERMCAP_us=$'\E[04;38;5;146m' \ LESS_TERMCAP_ue=$'\E[0m' \ LC_CTYPE=C \ man "$@" } # Creates the directory if it doesn't exist, and changes into it function mcd { # shellcheck disable=SC2164 mkdir -p "$1" && cd "$1" } # Sets the nice and ionice priorities for the current shell to the lowest values function slowshell { ionice -c 3 -p $$ renice -n 19 -p $$ } # SSH without verifying host key function ssh_unsafe { ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null "$@" } ######################### # Optional local config # ######################### [ -r ~/.bashrc_local ] && source ~/.bashrc_local ######################## # Terminal integration # ######################## # When at a prompt display `workingdir (hostname)` function print_title_prompt { printf '\e]0;bash:%s (%s)\a' \ "${PWD/$HOME/\~}" \ "$(cat /etc/hostname)" if [[ "$TERM" == screen* ]]; then printf '\ekbash\e\\' fi } # Preserve working directory when opening new terminals # This depends on /etc/profile/vte.sh function record_terminal_cwd { [ "$(type -t __vte_osc7)" = "function" ] && __vte_osc7 || true } function prompt_command { print_title_prompt record_terminal_cwd } PROMPT_COMMAND=prompt_command # Display the command about to be executed. This must go at the end of the # bashrc to avoid running the trap on commands in the bashrc function print_title_exec { [ "$BASH_COMMAND" = "$PROMPT_COMMAND" ] && return [ "$BASH_COMMAND" = "__vte_osc7" ] && return printf '\e]0;%s (%s)\a' \ "$(tr -cd '[:graph:] ' <<< "$BASH_COMMAND")" \ "$(cat /etc/hostname)" if [[ "$TERM" == screen* ]]; then printf '\ek%s\e\\' \ "$(sed -n -e 's/sudo //' -e 's/ .*//' -e 1p <<< "$BASH_COMMAND")" fi } trap print_title_exec DEBUG ########### # The end # ###########