[MINOR] update pio script, support soft link

Closes apache#289
kkxiaotikk · Sep 21, 2016 · efbc3e3 · efbc3e3
1 parent 6b2c60a
commit efbc3e3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/bin/pio b/bin/pio
@@ -32,7 +32,7 @@ search() {
   echo ${i}
 }
 
-export PIO_HOME="$(cd `dirname $0`/..; pwd)"
+export PIO_HOME="$(cd $(dirname $(readlink -f $0))/..; pwd)"
 
 export PIO_CONF_DIR="${PIO_HOME}/conf"