189 lines
3.8 KiB
Bash
Executable File
189 lines
3.8 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (C) 2006 OpenWrt.org
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# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
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alias debug=${DEBUG:-:}
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# newline
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N="
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"
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_C=0
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NO_EXPORT=1
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hotplug_dev() {
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env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug-call net
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}
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append() {
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local var="$1"
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local value="$2"
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local sep="${3:- }"
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eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
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}
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reset_cb() {
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config_cb() { return 0; }
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option_cb() { return 0; }
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}
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reset_cb
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config () {
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local cfgtype="$1"
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local name="$2"
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export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS=$(($CONFIG_NUM_SECTIONS + 1))
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name="${name:-cfg$CONFIG_NUM_SECTIONS}"
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append CONFIG_SECTIONS "$name"
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[ -n "$NO_CALLBACK" ] || config_cb "$cfgtype" "$name"
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export ${NO_EXPORT:+-n} CONFIG_SECTION="$name"
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export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_TYPE=$cfgtype"
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}
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option () {
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local varname="$1"; shift
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local value="$*"
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export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_${varname}=$value"
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[ -n "$NO_CALLBACK" ] || option_cb "$varname" "$*"
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}
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config_rename() {
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local OLD="$1"
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local NEW="$2"
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local oldvar
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local newvar
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[ "$OLD" -a "$NEW" ] || return
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for oldvar in `set | grep ^CONFIG_${OLD}_ | \
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sed -e 's/\(.*\)=.*$/\1/'` ; do
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newvar="CONFIG_${NEW}_${oldvar##CONFIG_${OLD}_}"
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eval "export ${NO_EXPORT:+-n} \"$newvar=\${$oldvar}\""
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unset "$oldvar"
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done
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export ${NO_EXPORT:+-n} CONFIG_SECTIONS="$(echo " $CONFIG_SECTIONS " | sed -e "s, $OLD , $NEW ,")"
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[ "$CONFIG_SECTION" = "$OLD" ] && export ${NO_EXPORT:+-n} CONFIG_SECTION="$NEW"
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}
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config_unset() {
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config_set "$1" "$2" ""
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}
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config_clear() {
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local SECTION="$1"
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local oldvar
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export ${NO_EXPORT:+-n} CONFIG_SECTIONS="$(echo " $CONFIG_SECTIONS " | sed -e "s, $OLD , ,")"
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export ${NO_EXPORT:+-n} CONFIG_SECTIONS="${SECTION:+$CONFIG_SECTIONS}"
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for oldvar in `set | grep ^CONFIG_${SECTION:+${SECTION}_} | \
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sed -e 's/\(.*\)=.*$/\1/'` ; do
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unset $oldvar
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done
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}
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config_load() {
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local file="$UCI_ROOT/etc/config/$1"
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_C=0
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export ${NO_EXPORT:+-n} CONFIG_SECTIONS=
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export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS=0
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export ${NO_EXPORT:+-n} CONFIG_SECTION=
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[ -e "$file" ] && {
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. $file
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} || return 1
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${CONFIG_SECTION:+config_cb}
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}
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config_get() {
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case "$3" in
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"") eval "echo \"\${CONFIG_${1}_${2}}\"";;
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*) eval "export ${NO_EXPORT:+-n} -- \"$1=\${CONFIG_${2}_${3}}\"";;
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esac
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}
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# config_get_bool <variable> <section> <option> [<default>]
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config_get_bool() {
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local _tmp
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config_get "_tmp" "$2" "$3"
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case "$_tmp" in
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1|on|enabled) export ${NO_EXPORT:+-n} "$1=1";;
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0|off|disabled) export ${NO_EXPORT:+-n} "$1=0";;
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*) eval "$1=${4:-0}";;
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esac
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}
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config_set() {
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local section="$1"
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local option="$2"
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local value="$3"
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local old_section="$CONFIG_SECTION"
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CONFIG_SECTION="$section"
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option "$option" "$value"
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CONFIG_SECTION="$old_section"
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}
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config_foreach() {
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local function="$1"
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local type="$2"
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local section cfgtype
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[ -z "$CONFIG_SECTIONS" ] && return 0
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for section in ${CONFIG_SECTIONS}; do
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config_get cfgtype "$section" TYPE
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[ -n "$type" -a "$cfgtype" != "$type" ] && continue
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eval "$function \"\$section\""
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done
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}
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load_modules() {
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cd /etc/modules.d
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sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
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}
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include() {
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local file
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for file in $(ls $1/*.sh 2>/dev/null); do
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. $file
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done
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}
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find_mtd_part() {
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local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
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local PREFIX=/dev/mtdblock
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PART="${PART##mtd}"
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[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
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echo "${PART:+$PREFIX$PART}"
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}
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strtok() { # <string> { <variable> [<separator>] ... }
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local tmp
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local val="$1"
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local count=0
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shift
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while [ $# -gt 1 ]; do
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tmp="${val%%$2*}"
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[ "$tmp" = "$val" ] && break
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val="${val#$tmp$2}"
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export ${NO_EXPORT:+-n} "$1=$tmp"; count=$((count+1))
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shift 2
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done
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if [ $# -gt 0 -a "$val" ]; then
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export ${NO_EXPORT:+-n} "$1=$val"; count=$((count+1))
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fi
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return $count
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}
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