94 lines
2.8 KiB
Bash
94 lines
2.8 KiB
Bash
# /etc/bash/bashrc
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#
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# This file is sourced by all *interactive* bash shells on startup,
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# including some apparently interactive shells such as scp and rcp
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# that can't tolerate any output. So make sure this doesn't display
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# anything or bad things will happen !
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# Test for an interactive shell. There is no need to set anything
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# past this point for scp and rcp, and it's important to refrain from
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# outputting anything in those cases.
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if [[ $- != *i* ]] ; then
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# Shell is non-interactive. Be done now!
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return
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fi
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# Bash won't get SIGWINCH if another process is in the foreground.
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# Enable checkwinsize so that bash will check the terminal size when
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# it regains control. #65623
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# http://cnswww.cns.cwru.edu/~chet/bash/FAQ (E11)
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shopt -s checkwinsize
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# Enable history appending instead of overwriting. #139609
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shopt -s histappend
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# Change the window title of X terminals
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case ${TERM} in
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screen)
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PROMPT_COMMAND='echo -ne "\033_${USER}@${HOSTNAME%%.*}:${PWD/$HOME/~}\033\\"'
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;;
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esac
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# Set up a ton of aliases to cover toolbox with the nice busybox
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# equivalents of its commands
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alias cat='busybox cat'
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alias ln='busybox ln'
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alias ls='busybox ls'
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alias mount='busybox mount'
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alias rm='busybox rm'
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alias umount='busybox umount'
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alias df='busybox df'
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alias chmod='busybox chmod'
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alias chown='busybox chown'
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alias mv='busybox mv'
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alias mkdir='busybox mkdir'
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alias rmdir='busybox rmdir'
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alias insmod='busybox insmod'
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alias rmmod='busybox rmmod'
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alias lsmod='busybox lsmod'
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use_color=false
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# Set colorful PS1 only on colorful terminals.
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# dircolors --print-database uses its own built-in database
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# instead of using /etc/DIR_COLORS. Try to use the external file
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# first to take advantage of user additions. Use internal bash
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# globbing instead of external grep binary.
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safe_term=${TERM//[^[:alnum:]]/?} # sanitize TERM
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match_lhs=""
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[[ -f /system/etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(</system/etc/DIR_COLORS)"
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[[ -z ${match_lhs} ]] \
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&& type -P dircolors >/dev/null \
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&& match_lhs=$(dircolors --print-database)
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[[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] && use_color=true
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if ${use_color} ; then
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# Enable colors for ls, etc. Prefer ~/.dir_colors #64489
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if type -P dircolors >/dev/null ; then
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if [[ -f ~/.dir_colors ]] ; then
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eval $(dircolors -b ~/.dir_colors)
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elif [[ -f /etc/DIR_COLORS ]] ; then
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eval $(dircolors -b /etc/DIR_COLORS)
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fi
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fi
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if [[ ${EUID} == 0 ]] ; then
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PS1='\[\033[01;31m\]\h\[\033[01;34m\] \W \$\[\033[00m\] '
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else
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PS1='\[\033[01;32m\]\u@\h\[\033[01;34m\] \w \$\[\033[00m\] '
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fi
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alias ls='busybox ls --color=auto'
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else
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if [[ ${EUID} == 0 ]] ; then
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# show root@ when we don't have colors
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PS1='\u@\h \W \$ '
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else
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PS1='\u@\h \w \$ '
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fi
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fi
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# Try to keep environment pollution down, EPA loves us.
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unset use_color safe_term match_lhs
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