[ -z "$PS1" ] && return
. ~/.prep # handle boring stuff like /etc/profile and $PATH

HISTCONTROL=erasedups
HISTSIZE=1000
HISTFILESIZE=2000

shopt -s histappend
shopt -s checkwinsize
#shopt -s physical # chaselinks (doesn't exist?)
set -o hashall # enable hash command
set +o histexpand # disable expansion of ! characters

[ "$TERM" != rxvt-unicode-256color ] || export TERM=xterm-256color

_temporary_scope_() {
    local t="${TERM%%-*}" title=
    local hide='\\[' show='\\]' prompt='\\$' cwd='\\w' host='\\H'
    local ESC='\E' BEL='\a' SI='\017' SO='\016' # SI/SO: switch to G0/G1 charset
    local CSI="$ESC[" OSC="$ESC]"
    local G0="(" G1=")" # change G0/G1 charset
    local USASCII="B" SPECIAL="0" # charsets: sane default & line drawing
    local DECTCEM="25"
    local DECSET="h" SGR="m" # final characters of a command sequence
    local sanity="$ESC$G0$USASCII$SI$CSI?$DECTCEM$DECSET"
    local color1="$CSI;--$SGR" color2="$CSI--;97$SGR" reset="$hide$CSI$SGR$show"
    local line1="$hide$title$sanity$color1$show $reset"
    local line2="$hide$color2$show$prompt$reset "
    local ret="$line1\\n$line2"
    local ret_okay="${ret//--/42}" ret_fail="${ret//--/41}" # green/red bg
    if [ "$t" = xterm ] || [ "$t" = screen ] || [ "$t" = tmux ]; then
        [ "$t" = tmux ] && title="$cwd" || title="$host: $cwd"
        title="${OSC}2;$title$BEL"
    fi
    PROMPT_COMMAND="[ \$? = 0 ] && PS1=\$'$ret_okay' || PS1=\$'$ret_fail'"
}; _temporary_scope_; unset -f _temporary_scope_

. ~/.shrc

# this doesn't work for all scripts at the moment, but
ADDPATH "$HOME/sh"

# combine everything matching "YES_BASH" in ~/sh/ into ~/.sh-bash.
# unlike zsh, we do not check the sha1sum of the output.
 (: \
 && cd ~/sh \
 && printf '%s\n' '#!/usr/bin/env false' '[ -n "$preload" ] || exit 1' '' \
  | cat - > ~/.sh-bash \
    $(grep -lF YES_BASH -- $(find ~/sh/ -maxdepth 1 -type f '!' -name '*.bak')) \
 ;)

dummy() { :; } ### @- return 0, ignoring arguments.
preload=dummy
. ~/.sh-bash
unset preload

alias reload='cd; exec bash' ### @- **TODO:** respect initctl like in `.zshrc`.
[ ! -e ~/.lol ] || . ~/.lol

true