From eb08e2691b9645883e4f48f0aebf050c3dd65ffb Mon Sep 17 00:00:00 2001
From: bloodstalker <thabogre@gmail.com>
Date: Fri, 4 Nov 2016 08:41:43 +0330
Subject: the new file will hold the auxillary code.

---
 mutator_aux.cpp | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 mutator_aux.cpp

(limited to 'mutator_aux.cpp')

diff --git a/mutator_aux.cpp b/mutator_aux.cpp
new file mode 100644
index 0000000..e10ea8e
--- /dev/null
+++ b/mutator_aux.cpp
@@ -0,0 +1,41 @@
+
+#include <string>
+#include <iostream>
+#include "clang/AST/AST.h"
+#include "mutator_aux.h"
+#include "clang/Rewrite/Core/Rewriter.h"
+
+using namespace clang;
+
+namespace Devi {
+/*a simple function that checks the sourcelocations for a macro expansion. returns the sourcelocation without
+macro expansion address.*/
+SourceLocation SourceLocationHasMacro (SourceLocation SL, Rewriter &Rewrite, std::string Kind)
+{
+  /*does the sourcelocation include a macro expansion?*/
+  if ( SL.isMacroID() )
+  {
+    /*get the expansion range which is startloc and endloc*/
+    std::pair <SourceLocation, SourceLocation> expansionRange = Rewrite.getSourceMgr().getImmediateExpansionRange(SL);
+
+    if (Kind == "start")
+    {
+      /*get the startloc.*/
+      return (expansionRange.first);
+    }
+    else if (Kind == "end")
+    {
+      return (expansionRange.second);
+    }
+    else
+    {
+      std::cout << "the third argument of Devi::SourceLocationHasMacro is invalid." << std::endl;
+    }
+
+  }
+  else
+  {
+    return (SL);
+  }
+}
+}
\ No newline at end of file
-- 
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