bash: set terminal title
[~bandali/configs] / .bashrc
1 # Bash initialization for interactive non-login shells and
2 # for remote shells (info "(bash) Bash Startup Files").
3
4 # Export 'SHELL' to child processes. Programs such as 'screen'
5 # honor it and otherwise use /bin/sh.
6 export SHELL
7
8 if [[ $- != *i* ]]
9 then
10 # We are being invoked from a non-interactive shell. If this
11 # is an SSH session (as in "ssh host command"), source
12 # /etc/profile so we get PATH and other essential variables.
13 [[ -n "$SSH_CLIENT" ]] && source /etc/profile
14
15 # Don't do anything else.
16 return
17 fi
18
19 if [ -n "$IS_GUIX_SYSTEM" ]; then
20 # Source the system-wide file.
21 source /etc/bashrc
22 fi
23
24 # from https://unix.stackexchange.com/a/55935
25 a_prompt() {
26 cwd=$(sed -e "s:$HOME:~:" -e "s:\(\.\?[^/]\)[^/]*/:\1/:g" <<<$PWD)
27 printf $cwd
28 }
29 # Adjust the prompt depending on whether we're in 'guix environment'.
30 if [ -n "$GUIX_ENVIRONMENT" ]
31 then
32 PS1="\u@\h [env] \$(a_prompt)> "
33 else
34 PS1="\u@\h \$(a_prompt)> "
35 fi
36
37 # set terminal title
38 PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}: $(a_prompt)\007"'
39
40 # i-beam cursor
41 # echo -e "\033[5 q" # blinking
42 # echo -e "\033[6 q" # non-blinking
43
44 # various bash tweaks
45 # append to the history file, don't overwrite it
46 shopt -s histappend
47 shopt -s cmdhist
48 # check the window size after each command and, if necessary,
49 # update the values of LINES and COLUMNS.
50 shopt -s checkwinsize
51 # If set, the pattern "**" used in a pathname expansion context will
52 # match all files and zero or more directories and subdirectories.
53 #shopt -s globstar
54 # for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
55 HISTSIZE=
56 HISTFILESIZE=
57 # don't put duplicate lines or lines starting with space in the
58 # history.
59 HISTCONTROL=ignoreboth
60 # ignore a few very common commands and don't add them to history
61 HISTIGNORE='ls:l:s:g:[bf]g:history'
62 HISTTIMEFORMAT='%F %T '
63 stty stop ""
64
65 # aliases
66 alias ls='ls -p --color=auto'
67 alias l='ls -lh' # long format and human-readable sizes
68 alias ll='l -A' # long format, all files
69 alias dir='dir --color=auto'
70 alias vdir='vdir --color=auto'
71 alias grep='grep --color=auto'
72 alias fgrep='fgrep --color=auto'
73 alias egrep='egrep --color=auto'
74 alias mpv="mpv --ytdl-format mp4"
75 alias mv="mv -iv"
76 alias cp="cp -iv"
77 alias mbsync='mbsync -c "$XDG_CONFIG_HOME"/isync/mbsyncrc'
78 alias getmail='getmail --getmaildir "$XDG_CONFIG_HOME"/getmail --rcfile getmailrc'
79 alias m="mbsync csclub; mbsync uwaterloo; mbsync shemshak; mbsync gnub"
80 alias best="youtube-dl -f best"
81 alias e="$EDITOR"
82 alias se="SUDO_EDITOR=\"emacsclient\" sudo -e"
83
84 aur() {
85 cd ~/usr/builds
86 [ -d ${1} ] || git clone https://aur.archlinux.org/${1}.git
87 cd ${1}
88 }
89
90 # separate alias definitions file, if exists
91 if [ -f ~/.bash_aliases ]; then
92 . ~/.bash_aliases
93 fi
94
95 # enable programmable completion features (not needed if already
96 # enabled in /etc/bash.bashrc and if /etc/profile sources
97 # /etc/bash.bashrc).
98 if ! shopt -oq posix; then
99 if [ -f /usr/share/bash-completion/bash_completion ]; then
100 . /usr/share/bash-completion/bash_completion
101 elif [ -f /etc/bash_completion ]; then
102 . /etc/bash_completion
103 fi
104 fi
105
106 if [ -z "$IS_GUIX_SYSTEM" ]; then
107 if ! pgrep -u "$USER" ssh-agent > /dev/null; then
108 ssh-agent > ~/.ssh-agent-thing
109 fi
110 if [[ ! "$SSH_AUTH_SOCK" ]]; then
111 eval "$(<~/.ssh-agent-thing)"
112 fi
113 fi