simple_shell/_error2.c at main · adiozdaniel/simple_shell · GitHub

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#include "main.h"

/**
 * get_error - calls the error according the builtin,
 * syntax or permission
 * @datash: the data structure
 * @eval: error value
 * Return: error
 */
int get_error(data_shell *datash, int eval)
{
	char *error;

	switch (eval)
	{
	case -1:
		error = error_env(datash);
		break;
	case 126:
		error = error_path_126(datash);
		break;
	case 127:
		error = error_not_found(datash);
		break;
	case 2:
		if (_strcmp("exit", datash->args[0]) == 0)
			error = error_exit_shell(datash);
		else if (_strcmp("cd", datash->args[0]) == 0)
			error = error_get_cd(datash);
		break;
	}

	if (error)
	{
		_printerr(error);
		free(error);
	}

	datash->status = eval;
	return (eval);
}

/**
 * error_env - error message
 * @datash: data relevant
 * Return: error message
 */
char *error_env(data_shell *datash)
{
	int length;
	char *error;
	char *ver_str;
	char *msg;

	ver_str = get_itoa(datash->counter);
	msg = ": Unable to add/remove from environment\n";
	length = _strlen(datash->av[0]) + _strlen(ver_str);
	length += _strlen(datash->args[0]) + _strlen(msg) + 4;
	error = malloc(sizeof(char) * (length + 1));
	if (error == 0)
	{
		free(error);
		free(ver_str);
		return (NULL);
	}

	_strcpy(error, datash->av[0]);
	_strcat(error, ": ");
	_strcat(error, ver_str);
	_strcat(error, ": ");
	_strcat(error, datash->args[0]);
	_strcat(error, msg);
	_strcat(error, "\0");
	free(ver_str);

	return (error);
}
/**
 * error_path_126 - error message
 * @datash: data relevant
 * Return: error string
 */
char *error_path_126(data_shell *datash)
{
	int length;
	char *ver_str;
	char *error;

	ver_str = get_itoa(datash->counter);
	length = _strlen(datash->av[0]) + _strlen(ver_str);
	length += _strlen(datash->args[0]) + 24;
	error = malloc(sizeof(char) * (length + 1));
	if (error == 0)
	{
		free(error);
		free(ver_str);
		return (NULL);
	}
	_strcpy(error, datash->av[0]);
	_strcat(error, ": ");
	_strcat(error, ver_str);
	_strcat(error, ": ");
	_strcat(error, datash->args[0]);
	_strcat(error, ": Permission denied\n");
	_strcat(error, "\0");
	free(ver_str);
	return (error);
}