ee.h

快速表达式运算

#define EE_OK              0
#define EE_SYNTAXERROR     1         
#define EE_UNPAIRED        2         
#define EE_UNKNOWNFUNCTION 3         
#define EE_UNKNOWNARGUMENT 4         
#define EE_WRONGARGUMENTS  5       
#define EE_SMALLBUFFER     6         
#define EE_PARTIAL         7         
#define EE_UNUSEABLE       8

int MakeImage(void *image, int size, const char *formula,
              char *errorstring, int *errorposition,
              const char* argnames);

int Value(const void *image, double *presult,
          char *errorstring, int numberofarguments,...);

int Simplify(void *image, char *errorstring);