modify install script

This commit is contained in:
2026-02-21 06:00:18 +01:00
parent 00ddc5dbcc
commit 63cdf2685e

124
install
View File

@@ -1,24 +1,35 @@
#!/usr/bin/env bash
#!/bin/bash
SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" >/dev/null 2>&1 &&
pwd)"
PROFILES_DIR="${SCRIPT_DIR}/profiles"
STOW_ARGS=(
"--no-folding"
"--adopt"
"--dir" "${PROFILES_DIR}"
"--target" "${HOME}"
)
SCRIPT_NAME="${0##*/}"
SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)
readonly SCRIPT_DIR
readonly PROFILES_DIR=${SCRIPT_DIR}/profiles
readonly -a STOW_ARGS=(--no-folding --adopt --dir "${PROFILES_DIR}" --target "${HOME}")
readonly SCRIPT_NAME=${0##*/}
readonly PROFILES_DIR
readonly -a STOW_ARGS
readonly SCRIPT_NAME
print_opt() {
local -r option=$1
local -r description=$2
local -r option="$1"
local -r description="$2"
printf " %-22s %s\n" "${option}" "${description}"
}
shell_quote() {
local -r string=$1
printf "'%s'" "${string//'/'\\''}"
local -r string="$1"
printf "'%s'" "${string//'/'\\''/}"
}
array_contains() {
local -r target_item=$1; shift
local -r target_item="$1"
shift
local -a -r array=("$@")
local item
for item in "${array[@]}"; do
@@ -30,14 +41,15 @@ array_contains() {
}
die() {
local -r message=$1
local -r message="$1"
printf "%s: %b\n" "${SCRIPT_NAME}" "${message}" >&2
exit 1
}
invalid_option() {
local -r option=$1
die "invalid option $(shell_quote "${option}")\nTry '${SCRIPT_NAME} --help' for usage."
local -r option="$1"
die "invalid option $(shell_quote "${option}")
Try '${SCRIPT_NAME} --help' for usage."
}
check_deps() {
@@ -64,7 +76,7 @@ EOF
}
require_profiles_dir() {
if [[ ! -d ${PROFILES_DIR} ]]; then
if [[ ! -d "${PROFILES_DIR}" ]]; then
cat >&2 <<EOF
Error: profiles directory not found: ${PROFILES_DIR}
@@ -79,7 +91,8 @@ More information about what is profile can be found using '${SCRIPT_NAME} --help
EOF
exit 1
fi
mapfile -t PROFILES < <(find "${PROFILES_DIR}" -mindepth 1 -maxdepth 1 -type d -printf '%f\n')
mapfile -t PROFILES < <(find "${PROFILES_DIR}" -mindepth 1 -maxdepth 1 \
-type d -printf '%f\n')
readonly PROFILES
}
@@ -99,17 +112,26 @@ parse_args() {
exit 0
;;
--help=*)
local -r topic=${1#*=}
local -r topic="${1#*=}"
[[ -z ${topic} ]] && show_general_help && exit 0
show_help_topic "${topic}"
exit 0
;;
-l|--list-profiles) list_profiles=true; shift ;;
-P|--prune-symlinks) prune_symlinks=true; shift ;;
-v|--verbose) verbose=true; shift ;;
-l | --list-profiles)
list_profiles="true"
shift
;;
-P | --prune-symlinks)
prune_symlinks="true"
shift
;;
-v | --verbose)
verbose="true"
shift
;;
-p | --profile)
( (($# < 2)) || [[ -z "$2" ]]) && die "--profile requires an argument"
profile=$2
profile="$2"
shift 2
;;
*) invalid_option "$1" ;;
@@ -118,11 +140,13 @@ parse_args() {
}
validate_args() {
if [[ ${list_profiles} && ( ${prune_symlinks} || ${verbose} || ${profile} ) ]]; then
if [[ -n "${list_profiles}" ]] &&
[[ -n "${prune_symlinks}" || -n "${verbose}" || -n "${profile}" ]]; then
die "options '--list-profiles' and others cannot be used together"
fi
if [[ ${profile} ]] && ! array_contains "${profile}" "${PROFILES[@]}"; then
if [[ -n "${profile}" ]] &&
! array_contains "${profile}" "${PROFILES[@]}"; then
die "profile $(shell_quote "${profile}") cannot be found"
fi
}
@@ -133,11 +157,14 @@ show_general_help() {
echo " ${SCRIPT_NAME} --help[=TOPIC]"
echo
echo "Options:"
print_opt "-h, --help[=TOPIC]" "show general help or help for a specific topic"
print_opt "-h, --help[=TOPIC]" \
"show general help or help for a specific topic"
print_opt "-p, --profile PROFILE" "select profile"
print_opt "-v, --verbose" "increase verbosity"
print_opt "-P, --prune-symlinks" "remove dangling symlinks in home directory"
print_opt "-l, --list-profiles" "list available profiles (cannot be combined with other options)"
print_opt "-P, --prune-symlinks" \
"remove dangling symlinks in home directory"
print_opt "-l, --list-profiles" \
"list available profiles (cannot be combined with other options)"
echo
echo "Topics:"
print_opt "profile" "explanation of profile structure and usage"
@@ -148,12 +175,12 @@ show_general_help() {
}
show_help_topic() {
local topic=$1
case ${topic} in
local topic="$1"
case "${topic}" in
profile)
cat <<EOF
A profile is a directory under 'profiles/' that groups dotfiles to be installed
together using GNU Stow.
A profile is a directory under 'profiles/' that groups dotfiles to be
installed together using GNU Stow.
Contents:
dotfiles/ files or directories to deploy (e.g. .config)
@@ -166,7 +193,8 @@ Only executable files inside hooks are executed.
Profiles may inherit from a parent. The installer builds the dependency
tree automatically and installs profiles in the correct order.
Use .stow-local-ignore to prevent linking internal files such as hooks/ and parent.
Use .stow-local-ignore to prevent linking internal files such as hooks/
and parent.
EOF
;;
*) die "unknown help topic: ${topic}" ;;
@@ -174,9 +202,9 @@ EOF
}
run_pre_hooks() {
local -r target_profile=$1
local -r target_profile="$1"
for hook in "${PROFILES_DIR}/${target_profile}"/hooks/pre/*; do
if [[ -f ${hook} && -x ${hook} ]]; then
if [[ -f "${hook}" && -x "${hook}" ]]; then
echo "Running pre-install hook ${hook##*/}"
"${hook}"
fi
@@ -184,9 +212,9 @@ run_pre_hooks() {
}
run_post_hooks() {
local -r target_profile=$1
local -r target_profile="$1"
for hook in "${PROFILES_DIR}/${target_profile}"/hooks/post/*; do
if [[ -f ${hook} && -x ${hook} ]]; then
if [[ -f "${hook}" && -x "${hook}" ]]; then
echo "Running post-install hook ${hook##*/}"
"${hook}"
fi
@@ -198,13 +226,14 @@ prune_symlinks() {
pushd "${HOME}" >/dev/null || exit 1
local common_files
local -r target_profile=$1
mapfile -t common_files < <(comm -12 <(find "${HOME}" -type l -printf '%P\n' 2>/dev/null | sort) \
local -r target_profile="$1"
mapfile -t common_files < <(comm -12 <(find "${HOME}" -type l \
-printf '%P\n' 2>/dev/null | sort) \
<(find "${PROFILES_DIR}/${target_profile}" -type f -printf '%P\n' | sort))
local target_file
for target_file in "${common_files[@]}"; do
local -a rm_args=(--force)
[[ ${verbose} ]] && rm_args+=(--verbose)
local -a rm_args=("--force")
[[ ${verbose} ]] && rm_args+=("--verbose")
rm "${rm_args[@]}" -- "${target_file}"
done
popd >/dev/null || exit 1
@@ -213,20 +242,21 @@ prune_symlinks() {
}
stow_profile() {
local -r target_profile=$1
local -r target_profile="$1"
if stow "${STOW_ARGS[@]}" "${target_profile}" 2>&1; then
echo "Profile ${target_profile} has been stowed"
else
echo "Failed to create symlinks pointing to dotfiles in profile ${target_profile}"
echo "Failed to create symlinks pointing to dotfiles" \
"in profile ${target_profile}"
fi
}
fetch_parents() {
local -r target_profile=$1
if [[ -s ${PROFILES_DIR}/${target_profile}/parent ]]; then
local -r target_profile="$1"
if [[ -s "${PROFILES_DIR}/${target_profile}/parent" ]]; then
local parent
parent=$(cat "${PROFILES_DIR}/${target_profile}/parent")
if [[ -s ${PROFILES_DIR}/${parent}/parent ]]; then
parent="$(cat "${PROFILES_DIR}/${target_profile}/parent")"
if [[ -s "${PROFILES_DIR}/${parent}/parent" ]]; then
fetch_parents "${parent}"
fi
echo "${parent}"
@@ -234,7 +264,7 @@ fetch_parents() {
}
build_deptree() {
local -r target_profile=$1
local -r target_profile="$1"
fetch_parents "${target_profile}"
echo "${target_profile}"
}
@@ -243,7 +273,7 @@ install_dotfiles() {
local target_profile
for target_profile in $(build_deptree "${profile}"); do
run_pre_hooks "${target_profile}"
[[ ${prune_symlinks} ]] && prune_symlinks "${target_profile}"
[[ -n "${prune_symlinks}" ]] && prune_symlinks "${target_profile}"
stow_profile "${target_profile}"
run_post_hooks "${target_profile}"
done
@@ -255,7 +285,7 @@ main() {
require_profiles_dir
(($# == 0)) && show_general_help && exit 1
validate_args
[[ ${list_profiles} ]] && echo "${PROFILES[@]}" && exit 0
[[ -n "${list_profiles}" ]] && echo "${PROFILES[@]}" && exit 0
install_dotfiles
}