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monty.h
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monty.h
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#ifndef MONTY_SEEN
#define MONTY_SEEN
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
/**
* 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 Holberton project
*/
typedef struct stack_s
{
int n;
struct stack_s *prev;
struct stack_s *next;
} stack_t;
/**
* struct instruction_s - opcoode and its function
* @opcode: the opcode
* @f: function to handle the opcode
*
* Description: opcode and its function
* for stack, queues, LIFO, FIFO Holberton project
*/
typedef struct instruction_s
{
char *opcode;
void (*f)(stack_t **stack, unsigned int line_number);
} instruction_t;
/**
* struct vars_s - holds all variables to be passed
* @IFO: flag to determine stack(0) or queue(1)
* @fname: string holding file name
* @fp: file pointer to open file
* @tokened: tokenized string of our input from file
* @head: head of our stack
* @line_number: line number that was just read from file
* @buf: buffer for the line in the file
*
* Description: A struct that we make global to pass variables
* for stack, queues, LIFO, FIFO holberton project
*/
typedef struct vars_s
{
int IFO;
char *fname;
FILE *fp;
char **tokened;
char *buf;
struct stack_s *head;
unsigned int line_number;
} vars_t;
extern vars_t *element;
/* Stack functions stackfunc_1.c */
stack_t *add_stack_init(void);
stack_t *add_stack_end(void);
void get_tokens(char *buf);
void pall(stack_t **stack, unsigned int line_number);
void push(stack_t **stack, unsigned int line_number);
/* More stack functions stackfunc_2.c */
void pint(stack_t **stack, unsigned int line_number);
void pop(stack_t **stack, unsigned int line_number);
void nop(stack_t **stack, unsigned int line_number);
void swap(stack_t **stack, unsigned int line_number);
/* Calculation functions calc.c */
void add(stack_t **stack, unsigned int line_number);
void divide(stack_t **stack, unsigned int line_number);
void mul(stack_t **stack, unsigned int line_number);
void sub(stack_t **stack, unsigned int line_number);
void mod(stack_t **stack, unsigned int line_number);
/* Function finder opcode_search.c */
void opcode_search(void);
/* Stack function in stackfunc_3.c */
void pchar(stack_t **stack, unsigned int line_number);
void pstr(stack_t **stack, unsigned int line_number);
void rotl(stack_t **stack, unsigned int line_number);
void rotr(stack_t **stack, unsigned int line_number);
/* Exit, free, and error handling error in free_stack.c */
void free_buffer(void);
void free_token(void);
void free_list(stack_t *head);
void exit_function(unsigned int err_num);
/* Changes between Stack and Queue in lifo_or_fifo.c */
void lifo(stack_t **stack, unsigned int line_number);
void fifo(stack_t **stack, unsigned int line_number);
#endif