fix interpreteing getting env vars on windows (#142)

Author: KristofferC

src/JuliaInterpreter.jl

@@ -59,6 +59,11 @@ function set_compiled_methods()
     push!(compiled_methods, which(reenable_sigint, Tuple{Function}))
     # Signal-handling in the `print` dispatch hierarchy
     push!(compiled_methods, which(Base.unsafe_write, Tuple{Base.LibuvStream, Ptr{UInt8}, UInt}))
+    # Libc.GetLastError()
+    @static if Sys.iswindows()
+        push!(compiled_methods, which(Base.access_env, Tuple{Function, AbstractString}))
+        push!(compiled_methods, which(Base._hasenv, Tuple{Vector{UInt16}}))
+    end
 end
 
 function __init__()

test/interpret.jl

@@ -385,9 +385,12 @@ end
     @test isa(JuliaInterpreter.prepare_call(varargidentity, [varargidentity, x])[1], JuliaInterpreter.FrameCode)
 end
 
+# https://github.com/JuliaDebug/JuliaInterpreter.jl/issues/141
+@test @interpret get(ENV, "THIS_IS_NOT_DEFINED_1234", "24") == "24"
+
 # Test return value of whereis
 f() = nothing
 fr = JuliaInterpreter.enter_call(f)
 file, line = JuliaInterpreter.whereis(fr)
 @test file == @__FILE__
-@test line == (@__LINE__() - 4)
+@test line == (@__LINE__() - 4)