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########################################################################
# Colour definitions for parts of $PS1.
# Do we even have a terminal we can do things to?
we_have_term() {
[ "$TERM" ] && [ "$TERM" != dumb ]
}
raw_termattr() {
if we_have_term; then
for attr in "$@"; do
case "$attr" in
normal)
tput sgr0
;;
red)
tput setaf 1
;;
blue)
tput setaf 4
;;
bold)
tput bold
;;
esac
done
fi
}
# Output terminal attribute changing sequence, if there's a terminal.
# Also output output bash $PS1 sequences to tell bash it's
# non-printing characters.
termattr() {
printf '\['
raw_termattr "$@"
printf '\]'
}
########################################################################
# Collect info to show in $PS1
find_git_root() {
(
set -e
while [ "$(pwd)" != / ]; do
if [ -d .git ]; then
pwd
break
else
cd ..
fi
done
)
}
is_git_repo() {
case "$(find_git_root)" in
/*) return 0 ;;
*) return 1 ;;
esac
}
get_git_branch() {
git branch --no-color |
awk '
BEGIN { max = 30 }
/^\* / {
name = $2
if (length(name) > max)
name = "..." substr(name, length(name) - max)
print name
}
'
}
########################################################################
# Set window title for terminal emulator, screen.
set_window_title() {
case "$TERM" in
xterm*)
printf '\033]1;%s\07' "$1" >/dev/tty
printf '\033]2;%s\07' "$1" >/dev/tty
;;
screen)
printf '\ek%s\e\\' "$1" >/dev/tty
;;
esac
}
########################################################################
# Dynamically change $PS1 or output other things just before the prompt.
wrap_if_nonempty() {
local thing="$1"
local before="$2"
local after="$3"
if [ -n "$thing" ]; then
printf '%s%s%s' "$before" "$thing" "$after"
fi
}
define_ps1() {
termattr bold blue
date +%H:%M | tr -d '\n'
local hostname="$(hostname)"
case "$hostname" in
exolobe3)
printf ' \w '
;;
*)
termattr red
printf ' %s' "$hostname"
termattr bold blue
printf ':\w '
;;
esac
termattr normal
if is_git_repo; then
wrap_if_nonempty "$(get_git_branch)" "$(termattr bold blue)[" "]$(termattr normal)"
fi
termattr bold blue
printf '\$ '
termattr normal
}
define_window_title() {
printf "%s:" "$(hostname)"
pwd | sed "s,$HOME,~,"
}
tell_about_exit_code() {
local exit_code="$1"
if [ "$exit_code" != 0 ]; then
raw_termattr bold red
printf '[PREVIOUS COMMAND EXIT: %s]\n' "$exit_code"
raw_termattr normal
fi
}
export PROMPT_COMMAND=prompt_command
prompt_command() {
tell_about_exit_code "$?"
PS1="$(define_ps1)"
set_window_title "$(define_window_title)"
}
###############
ulimit -c unlimited
umask 002
if command -v emacs >/dev/null; then
export EDITOR=emacs
else
export EDITOR=vi
fi
export PATH="$HOME/.cargo/bin:$PATH:$HOME/bin"
export PAGER=less
export LESSCHARSET=utf-8
export HISTCONTROL=ignoredups
export HISTFILESIZE=500
export DEBEMAIL=liw@liw.fi
export VIRSH_DEFAULT_CONNECT_URI=qemu:///system
export LANG=en_US.UTF-8
export LC_COLLATE=fi_FI.UTF-8
export ANSIBLE_ROLES_PATH="$HOME/code/debian-ansible/roles:$HOME/pers/debian-ansible/roles"
export ANSIBLE_STDOUT_CALLBACK=yaml
export PYTHONDONTWRITEBYTECODE=1
export STARSHIP_CONFIG=~/.config/starship/config.toml
if [ -e "$HOME/tmp/cargo" ]; then
export CARGO_TARGET_DIR="$HOME/tmp/cargo"
elif [ -e "$HOME/cargo" ]; then
export CARGO_TARGET_DIR="$HOME/cargo"
fi
PROMPT_DIRTRIM=1
set +H
if [ -n "$PS1" ]; then
bind -r ' '
fi
if command -v starship > /dev/null; then
eval "$(starship init bash)"
fi
|
