mysh/command.h

/* 
 * File:   command.h
 * Author: Arthur Brandao
 *
 * Created on 9 novembre 2018
 */

#ifndef COMMAND_H
#define COMMAND_H

/* --- Include --- */
#include <sys/types.h>
#include "constante.h"

/* --- Constante --- */
#define NB_CMD 4

/* --- Structure --- */
typedef struct pid_node pid_node;
struct pid_node{
    pid_t pid;
    int job;
    pid_node* prev;
    pid_node* next;
};
typedef struct{
    pid_node* first;
    pid_node* last;
}pid_list;

/* --- Extern --- */
extern char* cmdlist[NB_CMD];
extern boolean exitsh;

/* --- Fonctions --- */
void ini_pid_list(pid_list*);
pid_node* add_pid(pid_list*, pid_t, int);
pid_node* search_pid(pid_list*, pid_t);
void remove_pid(pid_list*, pid_node*);
void clean_pid(pid_list*);
boolean is_internal_cmd(const char*);
int launch_internal_command(Command*);

/* --- Commandes --- */
/**
 * Change le dossier de travail actuel
 * @param int argc
 * @param char** argv
 */
int cd(int, char**);
int exit_sh(int, char**);
int status(int, char**);

#endif /* COMMAND_H */