X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/afa5da1d1bf575000d260e9abe26d47b94e3e117..eb62b765c45172f63920af29c017c90f65ce62df:/package/base-files/files/etc/functions.sh

diff --git a/package/base-files/files/etc/functions.sh b/package/base-files/files/etc/functions.sh
index 5ad45ecdb..efa378f00 100755
--- a/package/base-files/files/etc/functions.sh
+++ b/package/base-files/files/etc/functions.sh
@@ -3,6 +3,7 @@
 # Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
 
 alias debug=${DEBUG:-:}
+alias mount='busybox mount'
 
 # newline
 N="
@@ -11,6 +12,7 @@ N="
 _C=0
 NO_EXPORT=1
 LOAD_STATE=1
+LIST_SEP=" "
 
 hotplug_dev() {
 	env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug-call net
@@ -24,6 +26,30 @@ append() {
 	eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
 }
 
+list_contains() {
+	local var="$1"
+	local str="$2"
+	local val
+
+	eval "val=\" \${$var} \""
+	[ "${val%% $str *}" != "$val" ]
+}
+
+list_remove() {
+	local var="$1"
+	local remove="$2"
+	local val
+
+	eval "val=\" \${$var} \""
+	val1="${val%% $remove *}"
+	[ "$val1" = "$val" ] && return
+	val2="${val##* $remove }"
+	[ "$val2" = "$val" ] && return
+	val="${val1## } ${val2%% }"
+	val="${val%% }"
+	eval "export ${NO_EXPORT:+-n} -- \"$var=\$val\""
+}
+
 config_load() {
 	[ -n "$IPKG_INSTROOT" ] && return 0
 	uci_load "$@"
@@ -32,6 +58,7 @@ config_load() {
 reset_cb() {
 	config_cb() { return 0; }
 	option_cb() { return 0; }
+	list_cb() { return 0; }
 }
 reset_cb
 
@@ -54,11 +81,24 @@ config () {
 option () {
 	local varname="$1"; shift
 	local value="$*"
-	
+
 	export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_${varname}=$value"
 	[ -n "$NO_CALLBACK" ] || option_cb "$varname" "$*"
 }
 
+list() {
+	local varname="$1"; shift
+	local value="$*"
+	local len
+
+	config_get len "$CONFIG_SECTION" "${varname}_LENGTH" 
+	len="$((${len:-0} + 1))"
+	config_set "$CONFIG_SECTION" "${varname}_ITEM$len" "$value"
+	config_set "$CONFIG_SECTION" "${varname}_LENGTH" "$len"
+	append "CONFIG_${CONFIG_SECTION}_${varname}" "$value" "$LIST_SEP"
+	list_cb "$varname" "$*"
+}
+
 config_rename() {
 	local OLD="$1"
 	local NEW="$2"
@@ -84,8 +124,8 @@ config_unset() {
 config_clear() {
 	local SECTION="$1"
 	local oldvar
-	
-	export ${NO_EXPORT:+-n} CONFIG_SECTIONS="$(echo " $CONFIG_SECTIONS " | sed -e "s, $OLD , ,")"
+
+	list_remove CONFIG_SECTIONS "$SECTION"
 	export ${NO_EXPORT:+-n} CONFIG_SECTIONS="${SECTION:+$CONFIG_SECTIONS}"
 
 	for oldvar in `set | grep ^CONFIG_${SECTION:+${SECTION}_} | \
@@ -94,22 +134,25 @@ config_clear() {
 	done
 }
 
+# config_get <variable> <section> <option> [<default>]
+# config_get <section> <option>
 config_get() {
 	case "$3" in
-		"") eval "echo \"\${CONFIG_${1}_${2}}\"";;
-		*)  eval "export ${NO_EXPORT:+-n} -- \"$1=\${CONFIG_${2}_${3}}\"";;
+		"") eval echo "\${CONFIG_${1}_${2}:-\${4}}";;
+		*)  eval export ${NO_EXPORT:+-n} -- "${1}=\${CONFIG_${2}_${3}:-\${4}}";;
 	esac
 }
 
 # config_get_bool <variable> <section> <option> [<default>]
 config_get_bool() {
 	local _tmp
-	config_get "_tmp" "$2" "$3"
+	config_get _tmp "$2" "$3" "$4"
 	case "$_tmp" in
-		1|on|true|enabled) export ${NO_EXPORT:+-n} "$1=1";;
-		0|off|false|disabled) export ${NO_EXPORT:+-n} "$1=0";;
-		*) eval "$1=$4";;
+		1|on|true|enabled) _tmp=1;;
+		0|off|false|disabled) _tmp=0;;
+		*) _tmp="$4";;
 	esac
+	export ${NO_EXPORT:+-n} "$1=$_tmp"
 }
 
 config_set() {
@@ -138,6 +181,24 @@ config_foreach() {
 	done
 }
 
+config_list_foreach() {
+	[ "$#" -ge 3 ] || return 0
+	local section="$1"; shift
+	local option="$1"; shift
+	local function="$1"; shift
+	local val
+	local len
+	local c=1
+
+	config_get len "${section}" "${option}_LENGTH"
+	[ -z "$len" ] && return 0
+	while [ $c -le "$len" ]; do
+		config_get val "${section}" "${option}_ITEM$c"
+		eval "$function \"\$val\" \"$@\""
+		c="$(($c + 1))"
+	done
+}
+
 load_modules() {
 	[ -d /etc/modules.d ] && {
 		cd /etc/modules.d
@@ -208,4 +269,4 @@ uci_apply_defaults() {(
 	uci commit
 )}
 
-[ -z "$IPKG_INSTROOT" ] && . /lib/config/uci.sh
+[ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh