From c0883f174cab469a3a59f7796807081fe31d6497 Mon Sep 17 00:00:00 2001
From: James Lamb <jaylamb20@gmail.com>
Date: Sun, 18 Aug 2019 21:20:02 -0500
Subject: [PATCH] Fixed keep-empty-dirs flag in build_r.R (fixes #2332) (#2333)

---
 build_r.R | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build_r.R b/build_r.R
index d6d2d0e17..3b5122fc3 100644
--- a/build_r.R
+++ b/build_r.R
@@ -60,7 +60,7 @@ result <- file.copy(from = "CMakeLists.txt",
 # NOTE: --keep-empty-dirs is necessary to keep the deep paths expected
 #       by CMake while also meeting the CRAN req to create object files
 #       on demand
-cmd <- "R CMD build lightgbm_r --keep_empty-dirs"
+cmd <- "R CMD build lightgbm_r --keep-empty-dirs"
 .run_shell_command(cmd)
 
 # Install the package