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-rwxr-xr-xpackage/base-files/files/etc/functions.sh149
1 files changed, 149 insertions, 0 deletions
diff --git a/package/base-files/files/etc/functions.sh b/package/base-files/files/etc/functions.sh
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+#!/bin/sh
+# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
+
+alias debug=${DEBUG:-:}
+
+# newline
+readonly N="
+"
+
+_C=0
+
+hotplug_dev() {
+ env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug net
+}
+
+append() {
+ local var="$1"
+ local value="$2"
+ local sep="${3:- }"
+
+ eval "export -n -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
+}
+
+reset_cb() {
+ config_cb() { return 0; }
+ option_cb() { return 0; }
+}
+reset_cb
+
+config () {
+ local cfgtype="$1"
+ local name="$2"
+
+ _C=$((_C + 1))
+ name="${name:-cfg${_C}}"
+ config_cb "$cfgtype" "$name"
+ CONFIG_SECTION="$name"
+ export -n "CONFIG_${CONFIG_SECTION}_TYPE=$cfgtype"
+}
+
+option () {
+ local varname="$1"; shift
+ local value="$*"
+
+ export -n "CONFIG_${CONFIG_SECTION}_${varname}=$value"
+ option_cb "$varname" "$*"
+}
+
+config_rename() {
+ local OLD="$1"
+ local NEW="$2"
+ local oldvar
+ local newvar
+
+ [ "$OLD" -a "$NEW" ] || return
+ for oldvar in `set | grep ^CONFIG_${OLD}_ | \
+ sed -e 's/\(.*\)=.*$/\1/'` ; do
+ newvar="CONFIG_${NEW}_${oldvar##CONFIG_${OLD}_}"
+ eval "export -n \"$newvar=\${$oldvar}\""
+ unset "$oldvar"
+ done
+
+ [ "$CONFIG_SECTION" = "$OLD" ] && CONFIG_SECTION="$NEW"
+}
+
+config_unset() {
+ config_set "$1" "$2" ""
+}
+
+config_clear() {
+ local SECTION="$1"
+ local oldvar
+
+ for oldvar in `set | grep ^CONFIG_${SECTION}_ | \
+ sed -e 's/\(.*\)=.*$/\1/'` ; do
+ unset $oldvar
+ done
+}
+
+config_load() {
+ local file="/etc/config/$1"
+ _C=0
+ CONFIG_SECTION=
+
+ [ -e "$file" ] && {
+ . $file
+ } || return 1
+
+ ${CONFIG_SECTION:+config_cb}
+}
+
+config_get() {
+ case "$3" in
+ "") eval "echo \"\${CONFIG_${1}_${2}}\"";;
+ *) eval "export -n -- \"$1=\${CONFIG_${2}_${3}}\"";;
+ esac
+}
+
+config_set() {
+ local section="$1"
+ local option="$2"
+ local value="$3"
+ export -n "CONFIG_${section}_${option}=$value"
+}
+
+load_modules() {
+ sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
+}
+
+include() {
+ local file
+
+ for file in $(ls $1/*.sh 2>/dev/null); do
+ . $file
+ done
+}
+
+find_mtd_part() {
+ local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
+
+ PART="${PART##mtd}"
+ echo "${PART:+/dev/mtdblock/$PART}"
+}
+
+strtok() { # <string> { <variable> [<separator>] ... }
+ local tmp
+ local val="$1"
+ local count=0
+
+ shift
+
+ while [ $# -gt 1 ]; do
+ tmp="${val%%$2*}"
+
+ [ "$tmp" = "$val" ] && break
+
+ val="${val#$tmp$2}"
+
+ export -n "$1=$tmp"; count=$((count+1))
+ shift 2
+ done
+
+ if [ $# -gt 0 -a "$val" ]; then
+ export -n "$1=$val"; count=$((count+1))
+ fi
+
+ return $count
+}