X-Git-Url: http://git.grml.org/?a=blobdiff_plain;ds=sidebyside;f=sh-lib;h=4d858a9f730ce4bd2db8343b3a9879bea317d360;hb=e87c25a435dccc3ef23453ae9ad096c0fc6b2686;hp=2183b56bd00d18de2642a91c081ce3d302d43182;hpb=4339255e265f34a956fabf7e53e73e3ff92376bd;p=grml-shlib.git

diff --git a/sh-lib b/sh-lib
index 2183b56..4d858a9 100644
--- a/sh-lib
+++ b/sh-lib
@@ -428,6 +428,28 @@ function netValidIp
   return $ret_
 }
 
+function netGetIfaces
+{
+	local error_function_=${1:-"eprint"}    # function to call on error
+	local message_="$2"    # user supplied error message
+	local if_=''
+	local ret_=''
+
+	#ip a|grep 'inet ' |awk '$NF !~ /lo/{print $NF}'
+	if_="`ip a|grep 'inet ' |awk '{print $NF}'`"
+	ret_=$?
+	if [ -z "$if_" ]; then
+		if [ -z "$message_" ]; then
+			"$error_function_" "no interfaces found" $ret_
+		else
+			"$error_function_" "$message_" $ret_
+		fi
+		return 1
+	fi
+	dprint "interfaces found" $ret_
+	echo "$if_"
+}
+
 # FIXME
 function netGetDefaultGateway
 {