From 8359c4e323c66a7af0cad4785002d5830ff6f2a1 Mon Sep 17 00:00:00 2001
From: jow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 4 May 2011 08:19:07 +0000
Subject: [package] comgt: add tty hotplug remove handling, only iterate each
 tty once (#9211)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26816 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/comgt/files/3g.usb | 39 +++++++++++++++++++--------------------
 1 file changed, 19 insertions(+), 20 deletions(-)

(limited to 'package/comgt/files')

diff --git a/package/comgt/files/3g.usb b/package/comgt/files/3g.usb
index 590cad417..ba6c64617 100644
--- a/package/comgt/files/3g.usb
+++ b/package/comgt/files/3g.usb
@@ -12,32 +12,31 @@ find_3g_iface() {
 
 	local proto
 	config_get proto "$cfg" proto
+	[ "$proto" = 3g ] || return 0
 
-	[ "$proto" = 3g ] && {
-		local auto
-		config_get_bool auto "$cfg" auto 1
-		[ "$auto" = 1 ] || return 0
+	local auto
+	config_get_bool auto "$cfg" auto 1
+	[ "$auto" = 1 ] || [ "$ACTION" = remove ] || return 0
 
-		local dev
-		config_get dev "$cfg" device
+	local dev
+	config_get dev "$cfg" device
 
-		if [ "${dev##*/}" = "${tty##*/}" ] && [ -z "$(ls /var/lock | grep ${dev##*/})" ]; then
+	if [ "${dev##*/}" = "${tty##*/}" ]; then
+		if [ "$ACTION" = add ]; then
 			log "Starting interface $cfg for device ${dev##*/}"
 			( sleep 1; /sbin/ifup "$cfg" ) &
+		else
+			log "Stopping interface $cfg for device ${dev##*/}"
+			/sbin/ifdown "$cfg" &
 		fi
-	}
+	fi
 }
 
+case "$DEVICENAME" in
+	tty*)
+		[ -e "/dev/$DEVICENAME" ] || [ "$ACTION" = remove ] || exit 0
+		config_load network
+		config_foreach find_3g_iface interface "/dev/$DEVICENAME"
+	;;
+esac
 
-if [ "$ACTION" = add ]; then
-	case "$DEVICENAME" in
-		tty*) config_load network;;
-		*) exit 0;;
-	esac
-
-	local tty
-	for tty in /dev/ttyUSB* /dev/ttyACM* /dev/ttyHS*; do
-		[ -e "$tty" ] || continue
-		config_foreach find_3g_iface interface "$tty"
-	done
-fi
-- 
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