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111 lines
3.6 KiB
111 lines
3.6 KiB
# Migrate .zsh-update file to $ZSH_CACHE_DIR |
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if [[ -f ~/.zsh-update && ! -f "${ZSH_CACHE_DIR}/.zsh-update" ]]; then |
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mv ~/.zsh-update "${ZSH_CACHE_DIR}/.zsh-update" |
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fi |
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# Get user's update preferences |
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# |
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# Supported update modes: |
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# - prompt (default): the user is asked before updating when it's time to update |
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# - auto: the update is performed automatically when it's time |
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# - reminder: a reminder is shown to the user when it's time to update |
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# - disabled: automatic update is turned off |
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zstyle -s ':omz:update' mode update_mode || update_mode=prompt |
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# Support old-style settings |
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[[ "$DISABLE_UPDATE_PROMPT" != true ]] || update_mode=auto |
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[[ "$DISABLE_AUTO_UPDATE" != true ]] || update_mode=disabled |
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# Cancel update if: |
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# - the automatic update is disabled. |
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# - the current user doesn't have write permissions nor owns the $ZSH directory. |
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# - git is unavailable on the system. |
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if [[ "$update_mode" = disabled ]] \ |
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|| [[ ! -w "$ZSH" || ! -O "$ZSH" ]] \ |
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|| ! command -v git &>/dev/null; then |
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unset update_mode |
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return |
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fi |
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function current_epoch() { |
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zmodload zsh/datetime |
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echo $(( EPOCHSECONDS / 60 / 60 / 24 )) |
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} |
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function update_last_updated_file() { |
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echo "LAST_EPOCH=$(current_epoch)" >! "${ZSH_CACHE_DIR}/.zsh-update" |
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} |
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function update_ohmyzsh() { |
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if ZSH="$ZSH" zsh -f "$ZSH/tools/upgrade.sh" --interactive; then |
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update_last_updated_file |
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fi |
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} |
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() { |
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emulate -L zsh |
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local epoch_target mtime option LAST_EPOCH |
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# Remove lock directory if older than a day |
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zmodload zsh/datetime |
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zmodload -F zsh/stat b:zstat |
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if mtime=$(zstat +mtime "$ZSH/log/update.lock" 2>/dev/null); then |
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if (( (mtime + 3600 * 24) < EPOCHSECONDS )); then |
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command rm -rf "$ZSH/log/update.lock" |
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fi |
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fi |
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# Check for lock directory |
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if ! command mkdir "$ZSH/log/update.lock" 2>/dev/null; then |
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return |
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fi |
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# Remove lock directory on exit. `return $ret` is important for when trapping a SIGINT: |
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# The return status from the function is handled specially. If it is zero, the signal is |
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# assumed to have been handled, and execution continues normally. Otherwise, the shell |
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# will behave as interrupted except that the return status of the trap is retained. |
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# This means that for a CTRL+C, the trap needs to return the same exit status so that |
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# the shell actually exits what it's running. |
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trap " |
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ret=\$? |
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command rm -rf '$ZSH/log/update.lock' |
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return \$ret |
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" EXIT INT QUIT |
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# Create or update .zsh-update file if missing or malformed |
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if ! source "${ZSH_CACHE_DIR}/.zsh-update" 2>/dev/null || [[ -z "$LAST_EPOCH" ]]; then |
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update_last_updated_file |
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return |
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fi |
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# Number of days before trying to update again |
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zstyle -s ':omz:update' frequency epoch_target || epoch_target=${UPDATE_ZSH_DAYS:-13} |
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# Test if enough time has passed until the next update |
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if (( ( $(current_epoch) - $LAST_EPOCH ) < $epoch_target )); then |
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return |
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fi |
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# Ask for confirmation before updating unless in auto mode |
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if [[ "$update_mode" = auto ]]; then |
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update_ohmyzsh |
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elif [[ "$update_mode" = reminder ]]; then |
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echo "[oh-my-zsh] It's time to update! You can do that by running \`omz update\`" |
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else |
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# input sink to swallow all characters typed before the prompt |
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# and add a newline if there wasn't one after characters typed |
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while read -t -k 1 option; do true; done |
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[[ "$option" != ($'\n'|"") ]] && echo |
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echo -n "[oh-my-zsh] Would you like to update? [Y/n] " |
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read -r -k 1 option |
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[[ "$option" != $'\n' ]] && echo |
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case "$option" in |
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[yY$'\n']) update_ohmyzsh ;; |
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[nN]) update_last_updated_file ;; |
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esac |
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fi |
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} |
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unset update_mode |
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unset -f current_epoch update_last_updated_file update_ohmyzsh
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