From d96663bd09953b748d18834abd67fac590c4f3ac Mon Sep 17 00:00:00 2001
From: jfrey <nomhad@gmail.com>
Date: Fri, 15 Jun 2018 16:30:25 +0300
Subject: [PATCH] CLI: ensure custom directories exist

---
 src/asset.cpp | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/asset.cpp b/src/asset.cpp
index b3cadc76..65d1dd59 100644
--- a/src/asset.cpp
+++ b/src/asset.cpp
@@ -19,6 +19,8 @@
 	#include <pwd.h>
 #endif
 
+#include <iostream>
+
 namespace rack {
 
 
@@ -62,7 +64,13 @@ void assetInit(bool devMode, std::string customGlobalDir, std::string customLoca
 #endif
 	}
 	else {
-		globalDir = customGlobalDir;
+		if (!systemIsDirectory(customGlobalDir)) {
+			std::cerr << "Selected global directory \"" <<  customGlobalDir << "\" does not exist or is not a directory, default to current directory." << std::endl;
+			globalDir = ".";
+		}
+		else {
+			globalDir = customGlobalDir;
+		}
 	}
 
 	if (customLocalDir.empty()) {
@@ -94,7 +102,13 @@ void assetInit(bool devMode, std::string customGlobalDir, std::string customLoca
 #endif
 	}
 	else {
-		localDir = customLocalDir;
+		if (!systemIsDirectory(customLocalDir)) {
+			std::cerr << "Selected local directory \"" <<  customLocalDir << "\" does not exist or is not a directory, default to current directory." << std::endl;
+			localDir = ".";
+		}
+		else {
+			localDir = customLocalDir;
+		}
 	}
 }