109 lines
2.8 KiB
Bash
109 lines
2.8 KiB
Bash
#!/usr/bin/env zsh
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# vi: set ft=zsh tw=80 ts=2
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function autoloadZShLib() {
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test -d "${ASTZWEIG_ZSHLIB}" || { echo "This module needs astzweig/zshlib to work." >&2; return 99 }
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FPATH="${ASTZWEIG_ZSHLIB}:${FPATH}"
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fpath+=(${ASTZWEIG_ZSHLIB})
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if [[ -d ${ASTZWEIG_ZSHLIB} ]]; then
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local funcNames=($(find "${ASTZWEIG_ZSHLIB}" -type f -perm +u=x -maxdepth 1 | awk -F/ '{ print $NF }'))
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autoload -Uz ${funcNames}
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elif [[ -f ${ASTZWEIG_ZSHLIB} ]]; then
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autoload -Uzw ${ASTZWEIG_ZSHLIB}
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fi
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}
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function isDebug() {
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test "${MACOS_SYSTEM_DEBUG}" = true -o "${MACOS_SYSTEM_DEBUG}" = 1
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}
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function configureLogging() {
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local output=tostdout level=info
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[ -n "${logfile}" ] && output=${logfile}
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[ "${verbose}" = true ] && level=debug
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lop setoutput -l ${level} ${output}
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}
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function getModuleAnswerByKeyRegEx() {
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local key value
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local searchRegEx=$1
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for key moduleAnswer in ${modkey:^modans}; do
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[[ $key =~ $searchRegEx ]] && return 0
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done
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return 1
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}
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function ensurePathOrLogError() {
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local dir=$1 msg=$2
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[[ -d ${dir} ]] || install -m $(umask -S) -d $(getMissingPaths ${dir}) || {
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lop -- -e "$msg" -e "Directory ${dir} does not exist and could not be created."
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return 10
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}
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}
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function checkHelpPrerequisites() {
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local -A cmds
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getHelpPrerequisites || return
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checkCommands ${(k)cmds}
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}
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function addDocoptsToCmds() {
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cmds+=(docopts '(with -f option supported)')
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}
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function requireRootPrivileges() {
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test "`id -u`" -eq 0 || { lop -- -e 'This module requires root access. Please run as root.'; return 11 }
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}
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whence getHelpPrerequisites >&! /dev/null || function $_() {
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addDocoptsToCmds
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}
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function checkQuestionsPrerequisites() {
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local -A cmds
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getQuestionsPrerequisites || return
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checkCommands ${(k)cmds}
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}
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function checkExecPrerequisites() {
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local -A cmds
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getExecPrerequisites || return
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checkCommands ${(k)cmds}
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}
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function showQuestions() {
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local questions=()
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getQuestions
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for question in ${questions}; do
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hio -- body "${question}"
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done
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}
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function module_main() {
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local cmdPath=${1} cmdName=${1:t} hookBag=()
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local -A traps=()
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preCommandNameHook "$@" || return
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shift
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autoloadZShLib || return
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preHelpHook "$@" || return
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checkHelpPrerequisites || return
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configureLogging
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trap 'traps call int; return 70' INT
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trap 'traps call term; return 80' TERM
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trap 'traps call exit' EXIT
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eval "`getUsage $cmdName | docopts -f -V - -h - : "$@"`"
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preQuestionHook "$@" || return
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checkQuestionsPrerequisites || return
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[ "${show_questions}" = true ] && { showQuestions; return }
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preExecHook "$@" || return
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checkExecPrerequisites || return
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configure_system
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}
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function {
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local name
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for name in preCommandNameHook preHelpHook preQuestionHook preExecHook getQuestionsPrerequisites getExecPrerequisites getQuestions getUsage; do
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whence ${name} >&! /dev/null || function $_() {}
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done
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}
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