Minishell/minishell.c at master · marouaneaddou/Minishell · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   minishell.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mel-gand <mel-gand@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/05/04 12:33:42 by mel-gand          #+#    #+#             */
/*   Updated: 2023/07/15 18:55:18 by mel-gand         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "ft_printf/ft_printf.h"
#include "minishell.h"

int		g_exit = 0;

void	all_work(t_lexer *lex)
{
	if (tokenizer(lex) == -1)
		return ;
	if (parser(lex) == -1)
		return ;
}

void	reprompt(int sig)
{
	if (sig == SIGINT)
	{
		g_exit = 1;
		ft_printf("\n");
		rl_on_new_line();
		rl_replace_line("", 0);
		rl_redisplay();
	}
}

void	free_support(t_env *env)
{
	if (env->all)
		free(env->all);
	if (env->value)
		free(env->value);
	if (env->key)
		free(env->key);
}

void	free_env_exp(t_lexer *lex)
{
	t_env	*prev;

	if (lex->env)
	{
		while (lex->env)
		{
			free_support(lex->env);
			prev = lex->env;
			lex->env = lex->env->next;
			free(prev);
		}
	}
	if (lex->exp)
	{
		while (lex->exp)
		{
			free_support(lex->exp);
			prev = lex->exp;
			lex->exp = lex->exp->next;
			free(prev);
		}
	}
}

int	main(int ac, char **av, char **env)
{
	t_lexer	lex;

	(void)ac;
	(void)av;
	lex.env = NULL;
	lex.exp = NULL;
	signal(SIGINT, reprompt);
	signal(SIGQUIT, SIG_IGN);
	creating_new_env(&lex, env);
	while (1)
	{
		lex.line = readline("bash$ ");
		if (!lex.line)
		{
			free_env_exp(&lex);
			exit(g_exit);
		}
		if (lex.line[0] != '\0')
			add_history(lex.line);
		all_work(&lex);
	}
	return (0);
}