Achim Gsell
180de2f492
- new command 'modbuild' to build modules - separate bootstrapping from other build-blocks - review BASH libraries - adapt build-blocks in bootstrapping
142 lines
2.7 KiB
Bash
142 lines
2.7 KiB
Bash
#!/bin/bash
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#
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# logging/message functions
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#
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std::log() {
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local -ri fd=$1
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local -r fmt="$2\n"
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shift 2
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printf -- "$fmt" "$@" 1>&$fd
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}
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std::info() {
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std::log 2 "$1" "${@:2}"
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}
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std::error() {
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std::log 2 "$1" "${@:2}"
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}
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std::debug() {
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[[ ${PMODULES_DEBUG} ]] || return 0
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std::log 2 "$@"
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}
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std::die() {
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local -ri ec=$1
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shift
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if [[ -n $@ ]]; then
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local -r fmt=$1
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shift
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std::log 2 "$fmt" "$@"
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fi
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exit $ec
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}
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#
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# get answer to yes/no question
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#
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# $1: prompt
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#
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std::get_YN_answer() {
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local -r prompt="$1"
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local ans
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read -p "${prompt}" ans
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case ${ans} in
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y|Y )
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return 0;;
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* )
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return 1;;
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esac
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}
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#
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# return normalized abolute pathname
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# $1: filename
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std::get_abspath() {
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local -r fname=$1
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[[ -r "${fname}" ]] || return 1
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if [[ -d ${fname} ]]; then
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echo $(cd "${fname}" && pwd)
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else
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local -r dname=$(dirname "${fname}")
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echo $(cd "${dname}" && pwd)/$(basename "${fname}")
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fi
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}
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std::append_path () {
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local -r P=$1
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local -r d=$2
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if ! echo ${!P} | egrep -q "(^|:)${d}($|:)" ; then
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if [[ -z ${!P} ]]; then
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eval $P=${d}
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else
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eval $P=${!P}:${d}
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fi
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fi
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}
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std::prepend_path () {
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local -r P=$1
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local -r d=$2
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if ! echo ${!P} | egrep -q "(^|:)${d}($|:)" ; then
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if [[ -z ${!P} ]]; then
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eval $P=${d}
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else
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eval $P=${d}:${!P}
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fi
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fi
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}
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std::remove_path() {
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local -r P=$1
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local -r d=$2
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local new_path=''
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local -r _P=( ${!P//:/ } )
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# loop over all entries in path
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for entry in "${_P[@]}"; do
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[[ "${entry}" != "${d}" ]] && new_path+=":${entry}"
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done
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# remove leading ':'
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eval ${P}="${new_path:1}"
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}
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#
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# split file name
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#
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std::split_fname() {
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local -r savedIFS="${IFS}"
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IFS='/'
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local std__split_fname_result__=( $(echo "${@: -1}") )
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IFS=${savedIFS}
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eval $1=\(\"\${std__split_fname_result__[@]}\"\)
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if (( $# >= 3 )); then
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eval $2=${#std__split_fname_result__[@]}
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fi
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}
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std::read_versions() {
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local -r fname="$1"
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local varname=''
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while read _name _version; do
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[[ -z ${_name} ]] && continue
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[[ -z ${_version} ]] && continue
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[[ "${_name:0:1}" == '#' ]] && continue
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var_name=$(echo ${_name} | tr [:lower:] [:upper:])_VERSION
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# don't set version, if already set
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if [[ -z ${!var_name} ]]; then
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eval ${var_name}="${_version}"
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fi
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done < "${fname}"
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}
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# Local Variables:
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# mode: sh
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# sh-basic-offset: 8
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# tab-width: 8
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# End:
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