main.c

#include "minishell.h"

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

static int	ctrld_exit(t_shell *shell)
{
	int		code;

	code = shell->last_exit_code;
	ft_lstclear(&shell->cmd, free_process);
	free_and_null(shell->heredoc, shell->line);
	ft_lstclear(&shell->env, del_dict);
	return (code);
}

int	_start_shell(t_shell *shell)
{
	while (shell->status)
	{
		signal(SIGQUIT, SIG_IGN);
		signal(SIGINT, do_signals);
		shell->line = readline("["SHELL_NAME"]# ");
		if (shell->line == NULL)
			return (ctrld_exit(shell));
		shell->err = 0;
		shell->flags = _init_flags();
		pre_parser(shell->line, shell);
		if (shell->line)
			add_history(shell->line);
		if (!shell->err)
			handle_processes(shell->cmd);
		ft_lstclear(&shell->cmd, free_process);
		free_and_null(shell->heredoc, shell->line);
	}
	ft_lstclear(&shell->env, del_dict);
	return (1);
}

t_flags	_init_flags(void)
{
	t_flags	flags;

	ft_memset((void *)&flags, 0, sizeof(flags));
	flags.pipe_in = -1;
	flags.pipe_out = -1;
	return (flags);
}

int	main(int ac, char **av, char **envp)
{
	t_shell	shell;
	int		code;

	ac = 0;
	av = 0;
	ft_bzero(&shell, sizeof(shell));
	upload_env_to_dict(envp, &shell.env);
	shell.status = 1;
	code = _start_shell(&shell);
	return (code);
}