add ask_command() and minishell_error()

This commit is contained in:
mcolonna 2024-04-23 16:02:01 +02:00
parent fa1301d41f
commit 2da8cbabdd
5 changed files with 82 additions and 17 deletions

View file

@ -3,9 +3,9 @@ NAME = minishell
# src directory
SRCS = src/
# include directory
INCLUDES = include/
INCLUDES = include/ libtf/
# .c files in src/ without the extension
CODE = main
CODE = main ask_command error
# directories to 'make'
LIBRARIES = libtf
# .a files to include

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@ -6,7 +6,7 @@
/* By: mcolonna <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/04/23 14:15:12 by mcolonna #+# #+# */
/* Updated: 2024/04/23 14:54:39 by mcolonna ### ########.fr */
/* Updated: 2024/04/23 16:01:17 by mcolonna ### ########.fr */
/* */
/* ************************************************************************** */
@ -14,14 +14,27 @@
# define INCLUDE_H
# include <stdbool.h>
# include <stdio.h>
# include <errno.h>
# include <string.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
{
char *program; // path of the program to call.
int argc; // number of arguments given (including the program's name)
char **argv; // arguments given (including the program's name)
} t_call;
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
@ -32,15 +45,19 @@ typedef struct s_command
int output_fd; // fd to use with '>' redirection (1 by default)
} t_command;
// Show the prompt and ask a command to the user.
// Return the command.
char *ask_command(void);
// 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(char *command);
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);
#endif

25
src/ask_command.c Normal file
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@ -0,0 +1,25 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ask_command.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mcolonna <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/04/23 15:03:23 by mcolonna #+# #+# */
/* Updated: 2024/04/23 15:56:21 by mcolonna ### ########.fr */
/* */
/* ************************************************************************** */
#include "include.h"
const char *ask_command(t_memclass mc)
{
const char *r;
print_str(minishell_error, 1, "( ^.^)> ");
r = read_line(minishell_error, mc, 0);
if (r)
return (r);
else
return ("");
}

22
src/error.c Normal file
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@ -0,0 +1,22 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* error.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mcolonna <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/04/23 15:51:56 by mcolonna #+# #+# */
/* Updated: 2024/04/23 15:56:49 by mcolonna ### ########.fr */
/* */
/* ************************************************************************** */
#include "include.h"
void minishell_error(const char *msg)
{
if (str_eq(msg, "errno"))
msg = strerror(errno);
print_str(err_remember, 2, "minishell: ");
print_str(err_remember, 2, msg);
err_get();
}

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@ -6,26 +6,27 @@
/* By: mcolonna <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/04/23 14:33:45 by mcolonna #+# #+# */
/* Updated: 2024/04/23 14:55:04 by mcolonna ### ########.fr */
/* Updated: 2024/04/23 16:00:53 by mcolonna ### ########.fr */
/* */
/* ************************************************************************** */
#include "include.h"
int main(int argc, char **argv)
int main(void)
{
t_memclass mc;
t_command command;
int errorstatus;
(void)argc;
(void)argv;
errorstatus = 0;
while (true)
{
command = parse_command(ask_command());
mc = mem_newclass(minishell_error);
command = parse_command(ask_command(mc));
if (command.error)
continue ;
errorstatus = execute_command(command);
mem_freeall(mc);
}
return (errorstatus);
}