check result from io.popen("xdg-user-dir DESKTOP")

2017-09-26 10:39:36 +02:00
parent a40d8b8bc5
commit 6cda97c335
1 changed files with 3 additions and 0 deletions
--- a/contrib/geoJSON_export.lua
+++ b/contrib/geoJSON_export.lua
@@ -314,6 +314,9 @@ dt.preferences.register("geoJSON_export",
 local handle = io.popen("xdg-user-dir DESKTOP")
 local result = handle:read()
 handle:close()
+if (result == nil) then
+	result = ""
+end
 dt.preferences.register("geoJSON_export",
 	"ExportDirectory",
 	"directory",