From 9402857f5527e300bf28b7e3744bef3fc88f3379 Mon Sep 17 00:00:00 2001
From: Tristan Sloughter <t@crashfast.com>
Date: Sun, 11 Aug 2019 14:01:51 -0600
Subject: support REBAR_BASE_DIR for setting the base_dir

---
 src/rebar3.erl | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/rebar3.erl b/src/rebar3.erl
index a490a15..9112346 100644
--- a/src/rebar3.erl
+++ b/src/rebar3.erl
@@ -151,8 +151,12 @@ run_aux(State, RawArgs) ->
     %% bootstrap test profile
     State3 = rebar_state:add_to_profile(State2_, test, test_state(State1)),
 
-    %% Process each command, resetting any state between each one
-    BaseDir = rebar_state:get(State, base_dir, ?DEFAULT_BASE_DIR),
+    BaseDir = case os:getenv("REBAR_BASE_DIR") of
+                  D when D =:= false orelse D =:= "" ->
+                      rebar_state:get(State, base_dir, ?DEFAULT_BASE_DIR);
+                  Dir ->
+                      Dir
+              end,
     State4 = rebar_state:set(State3, base_dir,
                              filename:join(filename:absname(rebar_state:dir(State3)), BaseDir)),
 
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