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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* repl.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: chuhlig <chuhlig@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/06/24 16:07:04 by dkaiser #+# #+# */
/* Updated: 2025/01/23 12:42:57 by dkaiser ### ########.fr */
/* */
/* ************************************************************************** */
#include "../include/minishell.h"
#include "token.h"
t_token *shallow_copy_token(t_token *token)
{
if (token == NULL)
return (NULL);
if (token->type == STRING_TOKEN)
return (new_str_token(token->content.string, NULL, NULL));
else if (token->type == REDIR_TOKEN)
return (new_redir_token(token->content.redir_type, NULL, NULL));
else
return (new_redir_token(token->type, NULL, NULL));
}
t_token *shallow_copy_tokens(t_token *tokens)
{
t_token *result;
t_token *cur;
result = shallow_copy_token(tokens);
if (!result)
return (NULL);
cur = result;
while (tokens->next != NULL)
{
tokens = tokens->next;
cur->next = shallow_copy_tokens(tokens);
cur = cur->next;
}
return (result);
}
void free_repl(char *input, t_node *ast)
{
free(input);
if(ast)
free_node(ast);
}
void repl(const char *prompt, t_env **env, int *promptflag)
{
char *input;
t_token *token_list;
t_node *ast;
t_token *tokens_copy;
(*promptflag)++;
while (1)
{
input = readline(prompt);
if (input == NULL)
{
if (*promptflag > 1)
(*promptflag)--;
printf("exit\n");
break ;
}
if (input[0] == '\0')
continue ;
add_history(input);
token_list = NULL;
tokenizer(input, &token_list, '\0');
tokens_copy = shallow_copy_tokens(token_list);
ast = parse(token_list, env);
if (ast)
set_return_code(eval(ast, env), env);
free_repl(input, ast);
free_tokens(tokens_copy);
}
}
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