102 lines
2.1 KiB
Bash
102 lines
2.1 KiB
Bash
# bash
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#
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# Copyright (c) 2022 Wind River Systems, Inc.
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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in_list() {
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local s="$1" ; shift || :
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while [[ "$#" -gt 0 ]] ; do
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if [[ "$s" == "$1" ]] ; then
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return 0
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fi
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shift
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done
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return 1
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}
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get_weekday() {
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local date
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if [[ "$#" -gt 0 ]] ; then
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date="${1:0:10}"
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else
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date="today"
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fi
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date --date="$date" '+%a' | tr 'A-Z' 'a-z'
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[[ ${PIPESTATUS[0]} -eq 0 ]]
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}
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normalize_weekdays() {
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local day
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for day in "$@" ; do
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day="${day,,}"
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case "$day" in
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sun|sunday) day=sun ;;
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mon|monday) day=mon ;;
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tue|tuesday) day=tue ;;
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wed|wednesday) day=wed ;;
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thu|thursday) day=thu ;;
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fri|friday) day=fri ;;
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sat|saturday) day=sat ;;
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*)
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echo "$FUNCNAME: invalid week day \`$day'" >&2
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return 1
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;;
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esac
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echo -n "$day "
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done
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echo
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}
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require_env() {
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while [[ "$#" -gt 0 ]] ; do
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if [[ -z "${!1}" ]] ; then
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echo "${FUNCNAME[1]}: required env var \`$1' not set" >&2
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exit 1
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fi
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shift
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done
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}
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# Usage: starts_with STR PREFIX...
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# Return true (0) if STR starts with any of PREFIX strings
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starts_with() {
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local str="$1" ; shift || true
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while [[ "$#" -gt 0 ]] ; do
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prefix="$1" ; shift || true
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if [[ "${str#$prefix}" != "$str" ]] ; then
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return 0
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fi
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done
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return 1
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}
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check_pipe_status() {
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local -a pipestatus=(${PIPESTATUS[*]})
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local -i i
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for ((i=0; i<${#pipestatus[*]}; ++i)) ; do
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[[ "${pipestatus[$i]}" -eq 0 ]] || return 1
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done
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return 0
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}
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same_path() {
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if [[ ! -e "$1" && ! -e "$2" ]] ; then
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return 1
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fi
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local a b
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a="$(readlink -f "$1")" || exit 1
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b="$(readlink -f "$2")" || exit 1
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[[ "$a" == "$b" ]]
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}
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dir_is_empty() {
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if [[ -d "$1" ]] ; then
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local any_child
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any_child="$(find "$1" -mindepth 1 -maxdepth 1 -print -quit)" || return 0
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[[ -z "$any_child" ]]
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fi
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}
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