42_minishell/include/include.h
2024-04-24 13:29:49 +02:00

75 lines
2.5 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* include.h :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mcolonna <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/04/23 14:15:12 by mcolonna #+# #+# */
/* Updated: 2024/04/24 13:19:28 by mcolonna ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef INCLUDE_H
# define INCLUDE_H
# include <stdbool.h>
# include <stdio.h>
# include <errno.h>
# include <string.h>
# include <sys/types.h>
# include <unistd.h>
# include <fcntl.h>
# include <stdlib.h>
# include <strings.h>
# include "libft.h"
# include "libtf.h"
///// ASK COMMAND /////
// Show the prompt and ask a command to the user.
// Return the command.
const char *ask_command(t_memclass mc);
///// PARSE_COMMAND /////
// Represents a call to a program (the program name and its arguments)
typedef struct s_call
{
const char *program; // path of the program to call.
int argc; // number of arguments given
const char *const *argv; // arguments given
// (argc and argv must include the program name)
} t_call;
// Represents a command given by the user.
typedef struct s_command
{
bool error; // true means an error occured in interpret_command().
const t_call *calls; // all calls to programs.
int input_fd; // fd to use with '<' redirection (0 by default)
int output_fd; // fd to use with '>' redirection (1 by default)
} t_command;
// Return the t_command representing the command given by the user.
// If error, return a t_command wth the value .error = true.
t_command parse_command(const char *command);
///// EXECUTE COMMAND /////
// Execute the command given. Return the exit status.
int execute_command(t_command command);
///// ERROR /////
// Call to show an error.
// If msg == "errno", use strerror(errno)
void minishell_error(const char *msg);
///// PATH /////
// Get the PATH values.
// Return a list of strings ended by NULL.
const char **get_path(const char **envp);
#endif