Fix grep portability (Reported-by: Andrew Thompson)

priv/templates/simplenode.runner

@@ -23,14 +23,14 @@ cd $RUNNER_BASE_DIR
 mkdir -p $RUNNER_LOG_DIR
 
 # Extract the target node name from node.args
-NAME_ARG=`egrep -e '^-s?name' $RUNNER_ETC_DIR/vm.args`
+NAME_ARG=`egrep '^-s?name' $RUNNER_ETC_DIR/vm.args`
 if [ -z "$NAME_ARG" ]; then
     echo "vm.args needs to have either -name or -sname parameter."
     exit 1
 fi
 
 # Extract the target cookie
-COOKIE_ARG=`grep -e '^-setcookie' $RUNNER_ETC_DIR/vm.args`
+COOKIE_ARG=`grep '^-setcookie' $RUNNER_ETC_DIR/vm.args`
 if [ -z "$COOKIE_ARG" ]; then
     echo "vm.args needs to have a -setcookie parameter."
     exit 1

src/rebar_ct.erl

@@ -90,7 +90,7 @@ clear_log(RawLog) ->
 %% log results
 check_log(RawLog) ->
     {ok, Msg} =
-        rebar_utils:sh("grep -e 'TEST COMPLETE' -e '{error,make_failed}' "
+        rebar_utils:sh("egrep -e 'TEST COMPLETE' -e '{error,make_failed}' "
                        ++ RawLog, [{use_stdout, false}]),
     MakeFailed = string:str(Msg, "{error,make_failed}") =/= 0,
     RunFailed = string:str(Msg, ", 0 failed") =:= 0,