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# bash prompt
if [[ -n "$INSIDE_EMACS" ]]; then
PS1="\n\[\e[34m\]\$ \[\e[0m\]"
else
PS1=
# user, host, and cwd
PROMPT_DIRTRIM=3 # how many dirs above current to print (rest are '...')
PS1+='\[\e[0;46m\]\u@\h \w'
# git bit
# see https://unix.stackexchange.com/questions/278206
possible_git_prompt_locations=(
/usr/share/git/git-prompt.sh # Arch, etc. (default?)
/usr/lib/git-core/git-sh-prompt # Debian, Ubuntu ...
/usr/share/git-core/contrib/completion/git-prompt.sh # Fedora ??
# I have yet to find Alpine's git prompt location.
)
for file in "${possible_git_prompt_locations[@]}"; do
if [[ -f "$file" ]]; then
source "$file" &&
PS1+='\[\e[35m\]$(__git_ps1)'
break
fi
done
# newline
PS1+='\[\e[0m\]\n'
# exit code (only if error)
__prompt_exit_code() {
local ec=$?
(($ec > 0)) &&
printf "$ec"
}
PS1+='\[\e[31m\]$(__prompt_exit_code)\[\e[0m\]'
# terminal title (current directory)
__prompt_term_title() {
printf '\033]0;%s\007\n' "$*"
}
PS1+='\[$(__prompt_term_title "$USER@$(hostname): $PWD")\]'
# delimiter
PS1+='; '
fi
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