File: pre_analyzer.h

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#ifndef PRE_ANALYZER_H
#define PRE_ANALYZER_H

#include <stack>

class Pre_analyzer
{
   std::stack<bool> ifelse_stack; // to note if there is an #else after #if

   public:

   int analyze(const std::string s, const int pretype);

   enum {PRE_NONE=1, PRE_IF, PRE_ELIF, PRE_ELSE, PRE_ENDIF, PRE_ENDIFE};
};

#endif