From ef9df5dc7d32b79e6b4e0d6924eeae2cc614dfce Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 14 Aug 2020 14:15:29 +0900
Subject: Allow `MRUBY_CONFIG` to specify target file out of source tree.

---
 Rakefile | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'Rakefile')

diff --git a/Rakefile b/Rakefile
index 2198b27fd..52b4c75c1 100644
--- a/Rakefile
+++ b/Rakefile
@@ -14,8 +14,13 @@ require "mruby-core-ext"
 require "mruby/build"
 
 # load configuration file
-MRUBY_TARGET = ENV['MRUBY_TARGET'] || ENV['TARGET'] || "host"
-MRUBY_CONFIG = "#{MRUBY_ROOT}/target/#{MRUBY_TARGET}.rb"
+if ENV['MRUBY_CONFIG']
+  MRUBY_CONFIG = ENV['MRUBY_CONFIG']
+  MRUBY_TARGET = File.basename(MRUBY_CONFIG, ".rb")
+else
+  MRUBY_TARGET = ENV['MRUBY_TARGET'] || ENV['TARGET'] || "host"
+  MRUBY_CONFIG = "#{MRUBY_ROOT}/target/#{MRUBY_TARGET}.rb"
+end
 load MRUBY_CONFIG
 
 # load basic rules
-- 
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