X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/676c017ecfced2e37aeec176f8aa6b9df90024f3..64b834585d46506e72a3cd482f02b336a4a46dce:/package/base-files/default/etc/functions.sh

diff --git a/package/base-files/default/etc/functions.sh b/package/base-files/default/etc/functions.sh
index 526ca52dd..301019617 100755
--- a/package/base-files/default/etc/functions.sh
+++ b/package/base-files/default/etc/functions.sh
@@ -1,6 +1,12 @@
 #!/bin/sh
 alias debug=${DEBUG:-:}
 
+# newline
+N="
+"
+
+_C=0
+
 # valid interface?
 if_valid () (
   ifconfig "$1" >&- 2>&- ||
@@ -11,3 +17,72 @@ if_valid () (
 hotplug_dev() {
 	env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug net
 }
+
+append() {
+	local var="$1"
+	local value="$2"
+	local sep="${3:- }"
+	eval "export ${var}=\"\${${var}:+\${${var}}${value:+$sep}}$value\""
+}
+
+reset_cb() {
+	config_cb() {
+		return 0
+	}
+	option_cb() {
+		return 0
+	}
+}
+reset_cb
+
+config () {
+	_C=$(($_C + 1))
+	name="${name:-cfg${_C}}"
+	config_cb "$1" "$2"
+	export CONFIG_SECTION="$2"
+	export CONFIG_${CONFIG_SECTION}_TYPE="$1"
+}
+
+option () {
+	local varname="$1" ; shift
+	export CONFIG_${CONFIG_SECTION}_${varname}="$*"
+	option_cb "$varname" "$*"
+}
+
+config_clear() {
+	[ -z "$CONFIG_SECTION" ] && return
+	for oldsetting in `set | grep ^CONFIG_${CONFIG_SECTION}_ | \
+		sed -e 's/\(.*\)=.*$/\1/'` ; do 
+		unset $oldsetting 
+	done
+	unset CONFIG_SECTION
+}
+
+config_load() {
+	local DIR="./"
+	_C=0
+	[ \! -e "$1" -a -e "/etc/config/$1" ] && {
+		DIR="/etc/config/"
+	}
+	[ -e "$DIR$1" ] && {
+		CONFIG_FILENAME="$DIR$1"
+		. ${CONFIG_FILENAME}
+	} || return 1
+	${CD:+cd -} >/dev/null
+	${CONFIG_SECTION:+config_cb}
+}
+
+config_get() {
+	case "$3" in
+		"") eval "echo \${CONFIG_${1}_${2}}";;
+		*) eval "$1=\"\${CONFIG_${2}_${3}}\"";;
+	esac
+}
+
+config_set() {
+	export CONFIG_${1}_${2}="${3}"
+}
+
+load_modules() {
+	sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
+}