Retrieve local ip for currently active interface

Signed-off-by: Merlin Rabens <m.rabens@hotmail.de>

Author: merlinrabens

.aliases

@@ -57,7 +57,6 @@ alias canary='/Applications/Google\ Chrome\ Canary.app/Contents/MacOS/Google\ Ch
 
 # IP addresses
 alias ip="dig +short myip.opendns.com @resolver1.opendns.com"
-alias localip="echo $(ifconfig -a | grep -E 'UP|inet[^6]' | grep -A1 UP | grep inet | grep -v 127 | tail -1 | awk '{print $2}')"
 alias ips="ifconfig -a | grep -o 'inet6\? \(addr:\)\?\s\?\(\(\([0-9]\+\.\)\{3\}[0-9]\+\)\|[a-fA-F0-9:]\+\)' | awk '{ sub(/inet6? (addr:)? ?/, \"\"); print }'"
 
 # Show active network interfaces

.functions

@@ -169,3 +169,9 @@ function o() {
 function tre() {
 	tree -aC -I '.git|node_modules|bower_components' --dirsfirst "$@" | less -FRNX;
 }
+
+# echo the IP address for the currently active network interface 
+function localip() {
+	local activeIf=$(netstat -rn | grep default | awk '{print $NF}' | head -1)
+	ipconfig getifaddr ${activeIf}
+}