minishell/src/tokenizer/tokenizer.c
2025-02-04 20:46:35 +01:00

63 lines
1.9 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* tokenizer.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: qmennen <qmennen@student.codam.nl> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/02/04 16:07:58 by qmennen #+# #+# */
/* Updated: 2025/02/04 20:45:45 by qmennen ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
t_list *ft_parse_input(t_lexer *lexer)
{
t_list *list;
t_token *token;
list = NULL;
while (TRUE)
{
token = ft_token_next(lexer);
if (token->type == T_EOF || token->type == T_ERROR)
break;
ft_lstadd_back(&list, ft_lstnew(token));
}
ft_token_free(token);
return (list);
}
t_token *ft_token_next(t_lexer *lexer)
{
t_token *token;
char *word;
int current_pos;
token = NULL;
while (ft_isspace(lexer->current_char))
ft_lexer_readchar(lexer);
current_pos = lexer->pos;
if (lexer->current_char == '\0')
token = ft_token_new(T_EOF, NULL, current_pos);
else if (lexer->current_char == '<' || lexer->current_char == '>' || lexer->current_char == '|')
token = ft_parse_token(lexer);
else if (ft_isprint(lexer->current_char))
{
word = ft_lexer_readword(lexer);
token = ft_token_new(T_WORD, word, current_pos);
free(word);
}
else
token = ft_token_new(T_ERROR, NULL, current_pos);
return (token);
}
void ft_clear_tokenlist(void *content)
{
t_token *token;
token = (t_token *)content;
ft_token_free(token);
}