modify install script
This commit is contained in:
147
install
147
install
@@ -1,26 +1,16 @@
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#!/bin/bash
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#!/usr/bin/env bash
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SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" >/dev/null 2>&1 &&
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script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" >/dev/null 2>&1 &&
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pwd)"
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PROFILES_DIR="${SCRIPT_DIR}/profiles"
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STOW_ARGS=(
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readonly script_dir
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readonly profiles_dir="$script_dir/profiles"
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readonly -a stow_args=(
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"--no-folding"
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"--adopt"
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"--dir" "${PROFILES_DIR}"
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"--target" "${HOME}"
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"--dir" "$profiles_dir"
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"--target" "$HOME"
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)
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SCRIPT_NAME="${0##*/}"
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readonly SCRIPT_DIR
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readonly PROFILES_DIR
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readonly -a STOW_ARGS
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readonly SCRIPT_NAME
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print_opt() {
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local -r option="$1"
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local -r description="$2"
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printf " %-22s %s\n" "${option}" "${description}"
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}
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readonly script_name="${0##*/}"
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shell_quote() {
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local -r string="$1"
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@@ -33,7 +23,7 @@ array_contains() {
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local -a -r array=("$@")
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local item
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for item in "${array[@]}"; do
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if [[ ${item} == "${target_item}" ]]; then
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if [[ ${item} == "$target_item" ]]; then
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return 0
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fi
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done
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@@ -42,14 +32,14 @@ array_contains() {
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die() {
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local -r message="$1"
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printf "%s: %b\n" "${SCRIPT_NAME}" "${message}" >&2
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printf "%s: %b\n" "$script_name" "$message" >&2
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exit 1
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}
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invalid_option() {
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local -r option="$1"
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die "invalid option $(shell_quote "${option}")
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Try '${SCRIPT_NAME} --help' for usage."
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die "invalid option $(shell_quote "$option")
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Try '$script_name --help' for usage."
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}
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check_deps() {
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@@ -76,9 +66,9 @@ EOF
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}
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require_profiles_dir() {
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if [[ ! -d "${PROFILES_DIR}" ]]; then
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if [[ ! -d "$profiles_dir" ]]; then
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cat >&2 <<EOF
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Error: profiles directory not found: ${PROFILES_DIR}
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Error: profiles directory not found: $profiles_dir
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This directory must contain profile subdirectories with dotfiles.
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@@ -87,11 +77,11 @@ Make sure you:
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- create the directory, or
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- clone the dotfiles repository correctly.
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More information about what is profile can be found using '${SCRIPT_NAME} --help profile'.
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More information about what is profile can be found using '$script_name --help profile'.
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EOF
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exit 1
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fi
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mapfile -t PROFILES < <(find "${PROFILES_DIR}" -mindepth 1 -maxdepth 1 \
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mapfile -t PROFILES < <(find "$profiles_dir" -mindepth 1 -maxdepth 1 \
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-type d -printf '%f\n')
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readonly PROFILES
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}
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@@ -113,24 +103,21 @@ parse_args() {
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;;
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--help=*)
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local -r topic="${1#*=}"
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[[ -z ${topic} ]] && show_general_help && exit 0
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show_help_topic "${topic}"
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[[ -z $topic ]] && show_general_help && exit 0
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show_help_topic "$topic"
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exit 0
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;;
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-l | --list-profiles)
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list_profiles="true"
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shift
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;;
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-P | --prune-symlinks)
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prune_symlinks="true"
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shift
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;;
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-v | --verbose)
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verbose="true"
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shift
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;;
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-p | --profile)
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( (($# < 2)) || [[ -z "$2" ]]) && die "--profile requires an argument"
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( (($# < 2)) || [[ -z "$2" ]]) &&
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die "--profile requires an argument"
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profile="$2"
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shift 2
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;;
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@@ -140,43 +127,41 @@ parse_args() {
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}
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validate_args() {
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if [[ -n "${list_profiles}" ]] &&
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[[ -n "${prune_symlinks}" || -n "${verbose}" || -n "${profile}" ]]; then
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if [[ -n "$list_profiles" ]] &&
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[[ -n "$verbose" || -n "$profile" ]]; then
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die "options '--list-profiles' and others cannot be used together"
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fi
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if [[ -n "${profile}" ]] &&
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! array_contains "${profile}" "${PROFILES[@]}"; then
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die "profile $(shell_quote "${profile}") cannot be found"
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if [[ -n "$profile" ]] &&
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! array_contains "$profile" "${PROFILES[@]}"; then
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die "profile $(shell_quote "$profile") cannot be found"
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fi
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}
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show_general_help() {
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echo "Usage: ${SCRIPT_NAME} [options]"
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echo " ${SCRIPT_NAME} -l | --list-profiles"
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echo " ${SCRIPT_NAME} --help[=TOPIC]"
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echo
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echo "Options:"
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print_opt "-h, --help[=TOPIC]" \
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"show general help or help for a specific topic"
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print_opt "-p, --profile PROFILE" "select profile"
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print_opt "-v, --verbose" "increase verbosity"
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print_opt "-P, --prune-symlinks" \
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"remove dangling symlinks in home directory"
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print_opt "-l, --list-profiles" \
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"list available profiles (cannot be combined with other options)"
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echo
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echo "Topics:"
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print_opt "profile" "explanation of profile structure and usage"
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echo
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echo "Profile:"
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echo " Directory containing dotfiles plus optional parent and hooks/."
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echo " Used by the installer to group and deploy related configurations."
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cat <<EOF
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Usage: $script_name [options]
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$script_name -l | --list-profiles
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$script_name --help[=TOPIC]
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Options:
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-h, --help[=TOPIC] show general help or help for a specific topic
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-p, --profile PROFILE select profile
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-v, --verbose increase verbosity
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-l, --list-profiles list available profiles (cannot be combined with other options)
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Topics:
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profile explanation of profile structure and usage
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Profile:
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Directory containing dotfiles plus optional parent and hooks/.
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Used by the installer to group and deploy related configurations.
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EOF
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}
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show_help_topic() {
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local topic="$1"
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case "${topic}" in
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case "$topic" in
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profile)
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cat <<EOF
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A profile is a directory under 'profiles/' that groups dotfiles to be
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@@ -197,26 +182,26 @@ Use .stow-local-ignore to prevent linking internal files such as hooks/
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and parent.
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EOF
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;;
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*) die "unknown help topic: ${topic}" ;;
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*) die "unknown help topic: $topic" ;;
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esac
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}
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run_pre_hooks() {
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local -r target_profile="$1"
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for hook in "${PROFILES_DIR}/${target_profile}"/hooks/pre/*; do
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if [[ -f "${hook}" && -x "${hook}" ]]; then
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for hook in "$profiles_dir/$target_profile"/hooks/pre/*; do
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if [[ -f "$hook" && -x "$hook" ]]; then
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echo "Running pre-install hook ${hook##*/}"
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"${hook}"
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"$hook"
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fi
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done
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}
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run_post_hooks() {
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local -r target_profile="$1"
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for hook in "${PROFILES_DIR}/${target_profile}"/hooks/post/*; do
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if [[ -f "${hook}" && -x "${hook}" ]]; then
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for hook in "$profiles_dir/$target_profile"/hooks/post/*; do
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if [[ -f "$hook" && -x "$hook" ]]; then
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echo "Running post-install hook ${hook##*/}"
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"${hook}"
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"$hook"
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fi
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done
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}
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@@ -229,12 +214,12 @@ prune_symlinks() {
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local -r target_profile="$1"
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mapfile -t common_files < <(comm -12 <(find "${HOME}" -type l \
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-printf '%P\n' 2>/dev/null | sort) \
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<(find "${PROFILES_DIR}/${target_profile}" -type f -printf '%P\n' | sort))
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<(find "$profiles_dir/$target_profile" -type f -printf '%P\n' | sort))
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local target_file
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for target_file in "${common_files[@]}"; do
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local -a rm_args=("--force")
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[[ ${verbose} ]] && rm_args+=("--verbose")
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rm "${rm_args[@]}" -- "${target_file}"
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rm "${rm_args[@]}" -- "$target_file"
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done
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popd >/dev/null || exit 1
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@@ -243,37 +228,37 @@ prune_symlinks() {
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stow_profile() {
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local -r target_profile="$1"
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if stow "${STOW_ARGS[@]}" "${target_profile}" 2>&1; then
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echo "Profile ${target_profile} has been stowed"
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if stow "${stow_args[@]}" "$target_profile" 2>&1; then
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echo "Profile $target_profile has been stowed"
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else
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echo "Failed to create symlinks pointing to dotfiles" \
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"in profile ${target_profile}"
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"in profile $target_profile"
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fi
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}
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fetch_parents() {
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local -r target_profile="$1"
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if [[ -s "${PROFILES_DIR}/${target_profile}/parent" ]]; then
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if [[ -s "$profiles_dir/$target_profile/parent" ]]; then
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local parent
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parent="$(cat "${PROFILES_DIR}/${target_profile}/parent")"
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if [[ -s "${PROFILES_DIR}/${parent}/parent" ]]; then
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fetch_parents "${parent}"
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parent="$(cat "$profiles_dir/$target_profile/parent")"
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if [[ -s "$profiles_dir/$parent/parent" ]]; then
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fetch_parents "$parent"
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fi
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echo "${parent}"
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echo "$parent"
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fi
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}
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build_deptree() {
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local -r target_profile="$1"
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fetch_parents "${target_profile}"
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echo "${target_profile}"
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fetch_parents "$target_profile"
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echo "$target_profile"
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}
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install_dotfiles() {
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local target_profile
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for target_profile in $(build_deptree "${profile}"); do
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for target_profile in $(build_deptree "$profile"); do
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run_pre_hooks "${target_profile}"
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[[ -n "${prune_symlinks}" ]] && prune_symlinks "${target_profile}"
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prune_symlinks "${target_profile}"
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stow_profile "${target_profile}"
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run_post_hooks "${target_profile}"
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done
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@@ -285,7 +270,7 @@ main() {
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require_profiles_dir
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(($# == 0)) && show_general_help && exit 1
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validate_args
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[[ -n "${list_profiles}" ]] && echo "${PROFILES[@]}" && exit 0
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[[ -n "$list_profiles" ]] && echo "${PROFILES[@]}" && exit 0
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install_dotfiles
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}
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