55 lines
1.8 KiB
Bash
55 lines
1.8 KiB
Bash
# ELYTerminal: load the usual startup files, report folder and title, mark prompts and commands.
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if [ -n "${ELY_BASH_LOGIN-}" ]; then
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builtin unset ELY_BASH_LOGIN
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[ -r /etc/profile ] && builtin source /etc/profile
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for _ely_file in ~/.bash_profile ~/.bash_login ~/.profile; do
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if [ -r "$_ely_file" ]; then
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builtin source "$_ely_file"
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break
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fi
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done
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builtin unset _ely_file
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else
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[ -r ~/.bashrc ] && builtin source ~/.bashrc
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fi
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_ely_ran=
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_ely_n=0
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_ely_ps0=
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if (( BASH_VERSINFO[0] * 100 + BASH_VERSINFO[1] >= 404 )); then
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# PS0 runs in the shell, so its subscript can note that a command ran.
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_ely_ps0='${_ely_note[_ely_ran=1]-}\e]133;C\a'
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fi
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_ely_prompt() {
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builtin local ret=$? LC_ALL=C char url= i title
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if [ -n "$_ely_ran" ]; then
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builtin printf '\e]133;D;%s\a' "$ret"
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_ely_ran=
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fi
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[ -n "$_ely_ps0" ] || _ely_d=([1]=$'\e]133;D;'"$ret"$'\a')
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for (( i = 0; i < ${#PWD}; i++ )); do
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char=${PWD:i:1}
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case $char in
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[[:cntrl:]]|%) builtin printf -v char '%%%02X' "'$char" ;;
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esac
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url+=$char
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done
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title=${PWD##*/}
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builtin printf '\e]7;file://%s\a\e]2;%s\a' "$url" "${title//[[:cntrl:]]/}"
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builtin return $ret
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}
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# Last, after anything that sets PS1 or PS0.
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_ely_mark() {
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if [[ $PS1 != *'\e]133;A'* ]]; then
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if [ -z "$_ely_ps0" ] && builtin shopt -q promptvars; then
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# bash 3.2 has no PS0; \#, the command number, moves once a command ran.
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PS1='\[${_ely_d[_ely_n && \# != _ely_n]-}${_ely_note[_ely_n = \#]-}\e]133;A\a\]'"$PS1"'\[\e]133;B\a\]'
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else
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PS1='\[\e]133;A\a\]'"$PS1"'\[\e]133;B\a\]'
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fi
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fi
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if [ -n "$_ely_ps0" ] && builtin shopt -q promptvars && [[ ${PS0-} != *"$_ely_ps0"* ]]; then
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PS0=$_ely_ps0${PS0-}
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fi
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}
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PROMPT_COMMAND="_ely_prompt${PROMPT_COMMAND:+;$PROMPT_COMMAND};_ely_mark"
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