From e1403f2a0c2d344acfb5608b14955285b2773dac Mon Sep 17 00:00:00 2001
From: Josh Berdine <jjb@fb.com>
Date: Wed, 6 Jul 2016 14:18:41 -0700
Subject: [PATCH] Create log dir only if results_dir exists

Summary:
Create log dir only if results_dir exists, otherwise, log to standard
output and error even in developer mode.

Reviewed By: sblackshear

Differential Revision: D3522737

fbshipit-source-id: e00571b
---
 infer/src/backend/logging.ml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/infer/src/backend/logging.ml b/infer/src/backend/logging.ml
index 9a2eb7cbe..415237e67 100644
--- a/infer/src/backend/logging.ml
+++ b/infer/src/backend/logging.ml
@@ -86,7 +86,10 @@ let out_formatter, err_formatter =
     with Sys_error _ ->
       failwithf "@.ERROR: cannot open output file %s@." fname
   in
-  if Config.developer_mode then
+  if Config.developer_mode
+  && Sys.file_exists Config.results_dir
+  && Sys.is_directory Config.results_dir
+  then
     let log_dir_name = "log" in
     let analyzer_out_name = "analyzer_out" in
     let analyzer_err_name = "analyzer_err" in