mirror of
https://github.com/ohmyzsh/ohmyzsh.git
synced 2024-11-26 17:53:49 +01:00
89 lines
2.8 KiB
Bash
89 lines
2.8 KiB
Bash
# Migrate .zsh-update file to $ZSH_CACHE_DIR
|
|
if [[ -f ~/.zsh-update && ! -f "${ZSH_CACHE_DIR}/.zsh-update" ]]; then
|
|
mv ~/.zsh-update "${ZSH_CACHE_DIR}/.zsh-update"
|
|
fi
|
|
|
|
# Cancel update if:
|
|
# - the automatic update is disabled.
|
|
# - the current user doesn't have write permissions nor owns the $ZSH directory.
|
|
# - git is unavailable on the system.
|
|
if [[ "$DISABLE_AUTO_UPDATE" = true ]] \
|
|
|| [[ ! -w "$ZSH" || ! -O "$ZSH" ]] \
|
|
|| ! command -v git &>/dev/null; then
|
|
return
|
|
fi
|
|
|
|
|
|
function current_epoch() {
|
|
zmodload zsh/datetime
|
|
echo $(( EPOCHSECONDS / 60 / 60 / 24 ))
|
|
}
|
|
|
|
function update_last-updated_file() {
|
|
echo "LAST_EPOCH=$(current_epoch)" >! "${ZSH_CACHE_DIR}/.zsh-update"
|
|
}
|
|
|
|
function update_ohmyzsh() {
|
|
ZSH="$ZSH" sh "$ZSH/tools/upgrade.sh"
|
|
update_last-updated_file
|
|
}
|
|
|
|
() {
|
|
emulate -L zsh
|
|
|
|
local epoch_target mtime option LAST_EPOCH
|
|
|
|
# Remove lock directory if older than a day
|
|
zmodload zsh/datetime
|
|
zmodload -F zsh/stat b:zstat
|
|
if mtime=$(zstat +mtime "$ZSH/log/update.lock" 2>/dev/null); then
|
|
if (( (mtime + 3600 * 24) < EPOCHSECONDS )); then
|
|
command rm -rf "$ZSH/log/update.lock"
|
|
fi
|
|
fi
|
|
|
|
# Check for lock directory
|
|
if ! command mkdir "$ZSH/log/update.lock" 2>/dev/null; then
|
|
return
|
|
fi
|
|
|
|
# Remove lock directory on exit. `return 1` is important for when trapping a SIGINT:
|
|
# The return status from the function is handled specially. If it is zero, the signal is
|
|
# assumed to have been handled, and execution continues normally. Otherwise, the shell
|
|
# will behave as interrupted except that the return status of the trap is retained.
|
|
trap "rm -rf '$ZSH/log/update.lock'; return 1" EXIT INT QUIT
|
|
|
|
# Create or update .zsh-update file if missing or malformed
|
|
if ! source "${ZSH_CACHE_DIR}/.zsh-update" 2>/dev/null || [[ -z "$LAST_EPOCH" ]]; then
|
|
update_last-updated_file
|
|
return
|
|
fi
|
|
|
|
# Number of days before trying to update again
|
|
epoch_target=${UPDATE_ZSH_DAYS:-13}
|
|
# Test if enough time has passed until the next update
|
|
if (( ( $(current_epoch) - $LAST_EPOCH ) < $epoch_target )); then
|
|
return
|
|
fi
|
|
|
|
# Ask for confirmation before updating unless disabled
|
|
if [[ "$DISABLE_UPDATE_PROMPT" = true ]]; then
|
|
update_ohmyzsh
|
|
else
|
|
# input sink to swallow all characters typed before the prompt
|
|
# and add a newline if there wasn't one after characters typed
|
|
while read -t -k 1 option; do true; done
|
|
[[ "$option" != ($'\n'|"") ]] && echo
|
|
|
|
echo -n "[oh-my-zsh] Would you like to update? [Y/n] "
|
|
read -r -k 1 option
|
|
[[ "$option" != $'\n' ]] && echo
|
|
case "$option" in
|
|
[nN]) update_last-updated_file ;;
|
|
*) update_ohmyzsh ;;
|
|
esac
|
|
fi
|
|
}
|
|
|
|
unset -f current_epoch update_last-updated_file update_ohmyzsh
|