Add debug flags to the mix.

environment.py

@@ -41,13 +41,16 @@ class CCompiler():
 
     def get_exelist(self):
         return self.exelist
-    
+
     def get_compile_only_flags(self):
         return ['-c']
-    
+
     def get_output_flags(self):
         return ['-o']
-    
+
+    def get_debug_flags(self):
+        return ['-g']
+
     def can_compile(self, filename):
         suffix = filename.split('.')[-1]
         if suffix == 'c' or suffix == 'h':

shellgenerator.py

@@ -47,6 +47,7 @@ class ShellGenerator():
         abs_obj = os.path.join(self.environment.get_build_dir(), src)
         abs_obj += '.' + self.environment.get_object_suffix()
         commands = compiler.get_exelist()
+        commands += compiler.get_debug_flags()
         commands += compiler.get_std_warn_flags()
         commands += compiler.get_compile_only_flags()
         commands.append(abs_src)