1 files changed, 34 insertions, 0 deletions
diff --git a/third-party/build_config.rb b/third-party/build_config.rb
new file mode 100644
index 0000000..e06a4cc
--- /dev/null
+++ b/third-party/build_config.rb
@@ -0,0 +1,34 @@
+def config(conf)
+  toolchain :clang if ENV['MRUBY_CC'].include? "clang"
+  toolchain :gcc if ENV['MRUBY_CC'].include? "gcc"
+
+  conf.cc.command = ENV['MRUBY_CC']
+  conf.cxx.command = ENV['MRUBY_CXX']
+
+  if ENV['MRUBY_LD']
+    conf.linker.command = ENV['MRUBY_LD']
+  end
+  if ENV['MRUBY_AR']
+    conf.archiver.command = ENV['MRUBY_AR']
+  end
+
+  # C++ project needs this.  Without this, mruby exception does not
+  # properly destroy C++ object allocated on stack.
+  conf.enable_cxx_exception
+
+  conf.build_dir = ENV['BUILD_DIR']
+
+  # include the default GEMs
+  conf.gembox 'default'
+  conf.gem :core => 'mruby-eval'
+end
+
+if ENV['BUILD'] == ENV['HOST'] then
+  MRuby::Build.new do |conf|
+    config(conf)
+  end
+else
+  MRuby::CrossBuild.new(ENV['HOST']) do |conf|
+    config(conf)
+  end
+end