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monty.h
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monty.h
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#ifndef MONTY_H
#define MONTY_H
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
extern int num[2];
/**
* struct stack_s - doubly linked list representation of a stack (or queue)
* @n: integer
* @prev: points to the previous element of the stack (or queue)
* @next: points to the next element of the stack (or queue)
*
* Description: doubly linked list node structure
* for stack, queues, LIFO, FIFO
*/
typedef struct stack_s
{
int n;
struct stack_s *prev;
struct stack_s *next;
} stack_t;
/**
* struct instruction_s - opcode and its function
* @opcode: the opcode
* @f: function to handle the opcode
*
* Description: opcode and its function
* for stack, queues, LIFO, FIFO
*/
typedef struct instruction_s
{
char *opcode;
void (*f)(stack_t **stack, unsigned int line_number);
} instruction_t;
void pushstack(stack_t **structstack, unsigned int lineno);
void pallstack(stack_t **structstack, unsigned int lineno);
void peekstack(stack_t **structstack, unsigned int lineno);
void comS(stack_t **structstack, unsigned int lineno);
void popstack(stack_t **structstack, unsigned int lineno);
void swapstack(stack_t **structstack, unsigned int lineno);
void addstack(stack_t **structstack, unsigned int lineno);
void substack(stack_t **structstack, unsigned int lineno);
void divstack(stack_t **structstack, unsigned int lineno);
void mulstack(stack_t **structstack, unsigned int lineno);
void modstack(stack_t **structstack, unsigned int lineno);
void pchar(stack_t **structstack, unsigned int lineno);
void pstr(stack_t **structstack, unsigned int lineno);
void rotl(stack_t **structstack, unsigned int lineno);
void rotr(stack_t **structstack, unsigned int lineno);
void stack(stack_t **structstack, unsigned int lineno);
void queue(stack_t **structstack, unsigned int lineno);
void dellineno(char **buf);
void tokenizer(char **buf, char ***tokens);
void instructchoose(stack_t **structstack, char ***tokens, unsigned int lineno);
void checknumber(char *n, unsigned int lineno);
void (*choose_operand(char *code))(stack_t **structstack, unsigned int lineno);
void monty_inter(char **av);
void freetokens(char ***tokens);
void free_structstack(stack_t *structstack);
void line_token(char **buf, char ***tokens, ssize_t readline);
#endif /* MONTY_H */