Add program and sconscript tools

site_scons/site_tools/sconscript.py

@@ -0,0 +1,36 @@
+# sconscript.py
+# Eryn Wells <eryn@erynwells.me>
+
+'''
+SCons tool for working with SConscripts.
+'''
+
+import SCons.Script
+
+def _do_sconscript(env):
+    original_sconscript = env.SConscript
+    
+    def sconscript(env, sconscript, clone=False, *args, **kwargs):
+        exports = {'Library': env.Library,
+                   'StaticLibrary': env.StaticLibrary,
+                   'SharedLibrary': env.SharedLibrary,
+                   'Program': env.Program}
+        SCons.Script._SConscript.GlobalDict.update(exports)
+        env.log('Reading {}'.format(sconscript))
+        return original_sconscript(sconscript,
+                                   {'env': env.Clone() if clone else env},
+                                   *args,
+                                   **kwargs)
+
+    return sconscript
+
+#
+# SCons tool interface
+#
+
+def generate(env):
+    env.AddMethod(_do_sconscript(env), 'SConscript')
+
+
+def exists(env):
+    return True