eval.h


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typedef struct luckyvar luckyvar;

typedef struct luckyvar {
	luckyval *val;
	char *name;
} luckyvar;


int argcount(luckyval *tree);
bool checkargcount(luckytree *tree, int i);
void argcounterror(luckytree *tree, int expected);
luckyval *eval(luckytree *tree);

extern luckyvar *variables[10000];
extern int varcount;

extern luckytree *functions[10000];
extern int funccount;