functions.sh: add a function for removing an item from a list in a shell variable

[openwrt.git] / 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 f757ffa..f4af4a8 100755 (executable)
--- a/package/base-files/files/etc/functions.sh
+++ b/package/base-files/files/etc/functions.sh
@@ -10,6 +10,7 @@ N="
 
 _C=0
 NO_EXPORT=1
+LOAD_STATE=1
 
 hotplug_dev() {
        env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug-call net
@@ -23,12 +24,35 @@ append() {
        eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
 }
 
+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%% }"
+       eval "export ${NO_EXPORT:+-n} -- \"$var=\$val\""
+}
+
+config_load() {
+       [ -n "$IPKG_INSTROOT" ] && return 0
+       uci_load "$@"
+}
+
 reset_cb() {
        config_cb() { return 0; }
        option_cb() { return 0; }
 }
 reset_cb
 
+package() {
+       return 0
+}
+
 config () {
        local cfgtype="$1"
        local name="$2"
@@ -55,7 +79,7 @@ config_rename() {
        local oldvar
        local newvar
        
-       [ "$OLD" -a "$NEW" ] || return
+       [ -n "$OLD" -a -n "$NEW" ] || return
        for oldvar in `set | grep ^CONFIG_${OLD}_ | \
                sed -e 's/\(.*\)=.*$/\1/'` ; do
                newvar="CONFIG_${NEW}_${oldvar##CONFIG_${OLD}_}"
@@ -84,20 +108,6 @@ config_clear() {
        done
 }
 
-config_load() {
-       local file="$UCI_ROOT/etc/config/$1"
-       _C=0
-       export ${NO_EXPORT:+-n} CONFIG_SECTIONS=
-       export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS=0
-       export ${NO_EXPORT:+-n} CONFIG_SECTION=
-       
-       [ -e "$file" ] && {
-               . $file
-       } || return 1
-       
-       ${CONFIG_SECTION:+config_cb}
-}
-
 config_get() {
        case "$3" in
                "") eval "echo \"\${CONFIG_${1}_${2}}\"";;
@@ -110,9 +120,9 @@ config_get_bool() {
        local _tmp
        config_get "_tmp" "$2" "$3"
        case "$_tmp" in
-               1|on|enabled) export ${NO_EXPORT:+-n} "$1=1";;
-               0|off|disabled) export ${NO_EXPORT:+-n} "$1=0";;
-               *) eval "$1=${4:-0}";;
+               1|on|true|enabled) export ${NO_EXPORT:+-n} "$1=1";;
+               0|off|false|disabled) export ${NO_EXPORT:+-n} "$1=0";;
+               *) eval "$1=$4";;
        esac
 }
 
@@ -129,14 +139,16 @@ config_set() {
 
 config_foreach() {
        local function="$1"
-       local type="$2"
+       [ "$#" -ge 1 ] && shift
+       local type="$1"
+       [ "$#" -ge 1 ] && shift
        local section cfgtype
        
        [ -z "$CONFIG_SECTIONS" ] && return 0
        for section in ${CONFIG_SECTIONS}; do
                config_get cfgtype "$section" TYPE
-               [ -n "$type" -a "$cfgtype" != "$type" ] && continue
-               eval "$function \"\$section\""
+               [ -n "$type" -a "x$cfgtype" != "x$type" ] && continue
+               eval "$function \"\$section\" \"\$@\""
        done
 }
 
@@ -182,7 +194,7 @@ strtok() { # <string> { <variable> [<separator>] ... }
                shift 2
        done
 
-       if [ $# -gt 0 -a "$val" ]; then
+       if [ $# -gt 0 -a -n "$val" ]; then
                export ${NO_EXPORT:+-n} "$1=$val"; count=$((count+1))
        fi
 
@@ -198,3 +210,16 @@ jffs2_mark_erase() {
        }
        echo -e "\xde\xad\xc0\xde" | mtd -qq write - "$1"
 }
+
+uci_apply_defaults() {(
+       cd /etc/uci-defaults || return 0
+       files="$(ls)"
+       [ -z "$files" ] && return 0
+       mkdir -p /tmp/.uci
+       for file in $files; do
+               ( . "./$(basename $file)" ) && rm -f "$file"
+       done
+       uci commit
+)}
+
+[ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh