From f02a441359b326141889ff291e5f79340a85cea1 Mon Sep 17 00:00:00 2001
From: aminya <aminyahyaabadi74@gmail.com>
Date: Sun, 16 Feb 2020 05:22:58 -0600
Subject: [PATCH] detectOS scoping bug fix

---
 src/bot/precompile_include.jl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/bot/precompile_include.jl b/src/bot/precompile_include.jl
index fad351338..1fd708b17 100644
--- a/src/bot/precompile_include.jl
+++ b/src/bot/precompile_include.jl
@@ -14,12 +14,17 @@ allos_funs = [
          Sys.isnetbsd,
          Sys.isopenbsd,
          Sys.isjsvm]
+    os = ""
+    local osfun
     for osfun in allos_funs
         if osfun()
             os = string(osfun)[3:end]
             break
         end
     end
+    if os == ""
+        @error "os is not detected"
+    end
     return os, osfun
 end
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