From 25196f4b994df5364eb060bff8418a0154622ed4 Mon Sep 17 00:00:00 2001
From: bitnitdit <bitnitdit@gmail.com>
Date: Mon, 11 Sep 2017 20:57:17 +0800
Subject: Prevent .erlang from prepending string to the erl root dir

Any output string from .erlang to stdout will be prepend to
code:root_dir(), so it will cause the retrieved dir incorrect.

The fix is to start erl with the no_dot_erlang boot file.
---
 priv/templates/extended_bin | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'priv/templates/extended_bin')

diff --git a/priv/templates/extended_bin b/priv/templates/extended_bin
index 71dd858..a48a917 100755
--- a/priv/templates/extended_bin
+++ b/priv/templates/extended_bin
@@ -120,7 +120,7 @@ find_erts_dir() {
     else
         __erl="$(which erl)"
         code="io:format(\"~s\", [code:root_dir()]), halt()."
-        __erl_root="$("$__erl" -noshell -eval "$code")"
+        __erl_root="$("$__erl" -boot no_dot_erlang -noshell -eval "$code")"
         ERTS_DIR="$__erl_root/erts-$ERTS_VSN"
         ROOTDIR="$__erl_root"
     fi
-- 
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