From 8e4400969766f985cc06361cf55efafd18e4f34a Mon Sep 17 00:00:00 2001
From: ExpandingMan <savastio@protonmail.com>
Date: Mon, 10 Feb 2020 10:41:17 -0500
Subject: [PATCH 1/2] added warning in case of unset JULIA_COPY_STACKS variable

---
 Project.toml | 2 +-
 REQUIRE      | 3 ---
 src/jvm.jl   | 4 ++++
 3 files changed, 5 insertions(+), 4 deletions(-)
 delete mode 100644 REQUIRE

diff --git a/Project.toml b/Project.toml
index d501113..a6ad801 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "JavaCall"
 uuid = "494afd89-becb-516b-aafa-70d2670c0337"
-version = "0.7.2"
+version = "0.7.3"
 
 [deps]
 DataStructures = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
diff --git a/REQUIRE b/REQUIRE
deleted file mode 100644
index da6a941..0000000
--- a/REQUIRE
+++ /dev/null
@@ -1,3 +0,0 @@
-julia 0.7
-DataStructures
-@windows WinReg
diff --git a/src/jvm.jl b/src/jvm.jl
index 37606e6..9e04f7b 100644
--- a/src/jvm.jl
+++ b/src/jvm.jl
@@ -152,6 +152,10 @@ end
 addOpts(s::String) = isloaded() ? @warn("JVM already initialised. This call has no effect") : push!(opts, s)
 
 function init()
+    if get(ENV, "JULIA_COPY_STACKS", "") ∉ ("1", "yes")
+        @warn("JavaCall needs the environment variable `JULIA_COPY_STACKS` to be `1` or `yes`. "*
+              "Calling the JVM may result in undefined behavior.")
+    end
     if isempty(cp)
         init(opts)
     else

From df1e9d4674d9b1c20341fa4da99b79b6428f5afa Mon Sep 17 00:00:00 2001
From: ExpandingMan <savastio@protonmail.com>
Date: Mon, 10 Feb 2020 15:46:19 -0500
Subject: [PATCH 2/2] added version check

---
 src/jvm.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/jvm.jl b/src/jvm.jl
index 9e04f7b..4d47a80 100644
--- a/src/jvm.jl
+++ b/src/jvm.jl
@@ -152,7 +152,7 @@ end
 addOpts(s::String) = isloaded() ? @warn("JVM already initialised. This call has no effect") : push!(opts, s)
 
 function init()
-    if get(ENV, "JULIA_COPY_STACKS", "") ∉ ("1", "yes")
+    if VERSION ≥ v"1.3" && get(ENV, "JULIA_COPY_STACKS", "") ∉ ("1", "yes")
         @warn("JavaCall needs the environment variable `JULIA_COPY_STACKS` to be `1` or `yes`. "*
               "Calling the JVM may result in undefined behavior.")
     end