| 0,0 → 1,29 |
|---|
| |
| |
| void set_exp(char *exp, double x); |
| // puts the token back to line |
| void putback(double *hold); |
| // gets the expression. This function is used externally |
| int get_exp(double *hold); |
| // works with +- |
| void level2(double *hold); |
| // works with */% |
| void level3(double *hold); |
| // works with ^ |
| void level4(double *hold); |
| // works with () |
| void level5(double *hold); |
| // works with elementary tokens |
| void level6(double *hold); |
| // gets value of number, function or variable |
| void primitive(double *hold); |
| // performs arithmetical operation |
| void arith(char op, double *r, double *h); |
| // performs unary (one-operand) operation |
| void unary(char op, double *r); |
| // gets variable value by name |
| double find_var(char *s); |
| // stops execution of parser and return error code |
| void serror(int code); |
| // checks the function table to see if such a function exists |
| int look_up(char *s); |