From 05adaa9794e41d02870a74a1ed7ba58cc59b9286 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 22 Nov 2006 23:30:57 +0000
Subject: rename default/ to files/

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5622 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/base-files/files/lib/config/uci.sh | 139 +++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100755 package/base-files/files/lib/config/uci.sh

(limited to 'package/base-files/files/lib/config/uci.sh')

diff --git a/package/base-files/files/lib/config/uci.sh b/package/base-files/files/lib/config/uci.sh
new file mode 100755
index 000000000..957c1bb7c
--- /dev/null
+++ b/package/base-files/files/lib/config/uci.sh
@@ -0,0 +1,139 @@
+#!/bin/sh
+# Shell script defining macros for manipulating config files
+#
+# Copyright (C) 2006 by Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
+# Copyright (C) 2006 by Felix Fietkau <nbd@openwrt.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+uci_load() {
+	local PACKAGE="$1"
+	config_load "$PACKAGE"
+	local PACKAGE_BASE="$(basename "$PACKAGE")"
+	[ -f "/tmp/.uci/${PACKAGE_BASE}" ] && {
+		. "/tmp/.uci/${PACKAGE_BASE}"
+		config_cb
+	}
+}
+
+uci_do_update() {
+	local FILENAME="$1"
+	local UPDATE="$2"
+	awk -f /lib/config/uci-update.awk -f - <<EOF
+BEGIN {
+	config = read_file("$FILENAME")
+	$UPDATE
+	print config
+}
+EOF
+}
+
+uci_add_update() {
+	local PACKAGE="$1"
+	local UPDATE="$2"
+	local PACKAGE_BASE="$(basename "$PACKAGE")"
+	
+	# FIXME: add locking?
+	mkdir -p "/tmp/.uci"
+	echo "$UPDATE" >> "/tmp/.uci/${PACKAGE_BASE}"
+}
+
+uci_set() {
+	local PACKAGE="$1"
+	local CONFIG="$2"
+	local OPTION="$3"
+	local VALUE="$4"
+
+	( # spawn a subshell so you don't mess up the current environment
+		uci_load "$PACKAGE"
+		config_get type "$CONFIG" TYPE
+		[ -z "$type" ]
+	) || uci_add_update "$PACKAGE" "CONFIG_SECTION='$CONFIG'${N}option '$OPTION' '$VALUE'"
+}
+
+uci_add() {
+	local PACKAGE="$1"
+	local TYPE="$2"
+	local CONFIG="$3"
+
+	uci_add_update "$PACKAGE" "config '$TYPE' '$CONFIG'"
+}
+
+uci_rename() {
+	local PACKAGE="$1"
+	local CONFIG="$2"
+	local VALUE="$3"
+
+	uci_add_update "$PACKAGE" "config_rename '$CONFIG' '$VALUE'"
+}
+
+uci_remove() {
+	local PACKAGE="$1"
+	local CONFIG="$2"
+	local OPTION="$3"
+
+	if [ -z "$OPTION" ]; then
+		uci_add_update "$PACKAGE" "config_clear '$CONFIG'"
+	else
+		uci_add_update "$PACKAGE" "config_unset '$CONFIG' '$OPTION'"
+	fi
+}
+
+uci_commit() {
+	local PACKAGE="$1"
+	local PACKAGE_BASE="$(basename "$PACKAGE")"
+	
+	mkdir -p /tmp/.uci
+	lock "/tmp/.uci/$PACKAGE_BASE.lock"
+	[ -f "/tmp/.uci/$PACKAGE_BASE" ] && (
+		updatestr=""
+		
+		# replace handlers
+		config() {
+			append updatestr "config = update_config(config, \"@$2=$1\")" "$N"
+		}
+		option() {
+			append updatestr "config = update_config(config, \"$CONFIG_SECTION.$1=$2\")" "$N"
+		}
+		config_rename() {
+			append updatestr "config = update_config(config, \"&$1=$2\")" "$N"
+		}
+		config_unset() {
+			append updatestr "config = update_config(config, \"-$1.$2\")" "$N"
+		}
+		config_clear() {
+			append updatestr "config = update_config(config, \"-$1\")" "$N"
+		}
+		
+		. "/tmp/.uci/$PACKAGE_BASE"
+
+		# completely disable handlers so that they don't get in the way
+		config() {
+			return 0
+		}
+		option() {
+			return 0
+		}
+		
+		config_load "$PACKAGE" || CONFIG_FILENAME="$ROOT/etc/config/$PACKAGE_BASE"
+		uci_do_update "$CONFIG_FILENAME" "$updatestr" > "/tmp/.uci/$PACKAGE_BASE.new" && {
+			mv -f "/tmp/.uci/$PACKAGE_BASE.new" "$CONFIG_FILENAME" && \
+			rm -f "/tmp/.uci/$PACKAGE_BASE"
+		} 
+	)
+	lock -u "/tmp/.uci/$PACKAGE_BASE.lock"
+}
+
+
-- 
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