Fix pipe parsing error

diff --git a/src/parser.c b/src/parser.c
index f9484c9fa37c14ca314bfd303d21a0df197400f9..4ad514dd399d297bffb429936916e08b3b7dfd62 100644 (file)
--- a/src/parser.c
+++ b/src/parser.c
@@ -6,11 +6,12 @@
 /*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/29 15:53:29 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/08/02 13:48:09 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/09/17 14:35:13 by dkaiser          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "minishell.h"
+#include "token.h"
 
 static t_token *find_token_by_type(t_token *tokens, int type);
 t_token                        *split_at_first(t_token **tokens, int type);
@@ -49,7 +50,12 @@ static t_node        *parse_statement(t_token *tokens)
        t_token *left_side_tokens;
 
        left_side_tokens = split_at_first(&tokens, PIPE_TOKEN);
-       if (tokens != NULL)
+       if (left_side_tokens == NULL)
+       {
+               free_tokens(tokens);
+               return (NULL);
+       }
+       else if (tokens != NULL)
        {
                return (new_pipe_node(parse_cmd(left_side_tokens),
                                parse_statement(tokens)));
@@ -74,6 +80,8 @@ t_token       *split_at_first(t_token **tokens, int type)
        }
        result = *tokens;
        *tokens = split->next;
+       if (result == split)
+               result = NULL;
        free_token(split);
        return (result);
 }