From a38aced95802ab81994c86d353438b57bd9bc386 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Wed, 12 Dec 2012 16:49:50 +0000
Subject: base-files: add mtd_find_chardev helper

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34648 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/base-files/files/lib/functions.sh | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

(limited to 'package/base-files/files/lib')

diff --git a/package/base-files/files/lib/functions.sh b/package/base-files/files/lib/functions.sh
index b3a3885f2d..b924fce285 100755
--- a/package/base-files/files/lib/functions.sh
+++ b/package/base-files/files/lib/functions.sh
@@ -220,13 +220,27 @@ include() {
 	done
 }
 
-find_mtd_part() {
+find_mtd_index() {
 	local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
+	local INDEX="${PART##mtd}"
+
+	echo ${INDEX}
+}
+
+find_mtd_part() {
+	local INDEX=$(find_mtd_index "$1")
 	local PREFIX=/dev/mtdblock
 
-	PART="${PART##mtd}"
 	[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
-	echo "${PART:+$PREFIX$PART}"
+	echo "${INDEX:+$PREFIX$INDEX}"
+}
+
+find_mtd_chardev() {
+	local INDEX=$(find_mtd_index "$1")
+	local PREFIX=/dev/mtd
+
+	[ -d /dev/mtd ] && PREFIX=/dev/mtd/
+	echo "${INDEX:+$PREFIX$INDEX}"
 }
 
 strtok() { # <string> { <variable> [<separator>] ... }
-- 
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