detectOS scoping bug fix

timholy · Feb 16, 2020 · f02a441 · f02a441
1 parent 388614b
commit f02a441
Showing 1 changed file with 5 additions and 0 deletions.
diff --git 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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