From 808f646b8f917d594819da2878dc04bc8c06ff7c Mon Sep 17 00:00:00 2001
From: Ryan Pessa <dkived@gmail.com>
Date: Sat, 16 Apr 2016 23:13:58 -0500
Subject: [PATCH] select version from requirements

---
 toolchain.py | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/toolchain.py b/toolchain.py
index 246b5d2..1b84fa0 100755
--- a/toolchain.py
+++ b/toolchain.py
@@ -783,11 +783,22 @@ class Recipe(object):
     def get_recipe(cls, name, ctx):
         if not hasattr(cls, "recipes"):
            cls.recipes = {}
+
+        if '==' in name:
+            name, version = name.split('==')
+        else:
+            version = None
+
         if name in cls.recipes:
-            return cls.recipes[name]
-        mod = importlib.import_module("recipes.{}".format(name))
-        recipe = mod.recipe
-        recipe.recipe_dir = join(ctx.root_dir, "recipes", name)
+            recipe = cls.recipes[name]
+        else:
+            mod = importlib.import_module("recipes.{}".format(name))
+            recipe = mod.recipe
+            recipe.recipe_dir = join(ctx.root_dir, "recipes", name)
+
+        if version:
+            recipe.version = version
+
         return recipe