From 45968e547ed22078431eb56c8af98aa3aeec9832 Mon Sep 17 00:00:00 2001
From: Quinten <quinten@bumbal.eu>
Date: Sun, 23 Feb 2025 12:20:19 +0100
Subject: [PATCH] parsing input redirects

---
 inc/debug.h                             |  1 +
 inc/parser.h                            |  1 +
 src/debug/print_commands.c              | 10 ++++++++++
 src/main.c                              |  1 -
 src/parser/parser_get_commands.c        |  2 +-
 src/parser/parser_get_input_redirects.c | 25 ++++++++++++++++++++++---
 src/utils/free_command_list.c           | 22 ++++++++++++++++++++++
 7 files changed, 57 insertions(+), 5 deletions(-)

diff --git a/inc/debug.h b/inc/debug.h
index f26f569..174135e 100644
--- a/inc/debug.h
+++ b/inc/debug.h
@@ -17,5 +17,6 @@
 
 void	print_commands(void *param);
 void	token_print(void *param);
+void	print_redirects(void *param);
 
 #endif
diff --git a/inc/parser.h b/inc/parser.h
index f757caa..8a8d05e 100644
--- a/inc/parser.h
+++ b/inc/parser.h
@@ -18,5 +18,6 @@
 t_command	*parser_command_new(char *cmd);
 char		**parser_get_arguments(t_list *list, t_minishell *minishell);
 t_list		*parser_get_commands(t_minishell *minishell);
+t_list      *parser_get_input_redirects(t_list *list);
 
 #endif
diff --git a/src/debug/print_commands.c b/src/debug/print_commands.c
index ed094e9..2ddf0cf 100644
--- a/src/debug/print_commands.c
+++ b/src/debug/print_commands.c
@@ -28,6 +28,16 @@ void	print_commands(void *param)
 	printf("\n");
 }
 
+void	print_redirects(void *param)
+{
+	t_redirect	*redirect;
+
+	redirect = (t_redirect *)param;
+	if (!redirect)
+		return ;
+	printf("redirect %i value %s\n", redirect->type, redirect->value);
+}
+
 void	token_print(void *param)
 {
 	t_token	*token;
diff --git a/src/main.c b/src/main.c
index 2a82a97..dec9a74 100644
--- a/src/main.c
+++ b/src/main.c
@@ -36,7 +36,6 @@ int	main(int argc, char **argv, char **envp)
 		minishell->commands = parser_get_commands(minishell);
 		simple_builtins(minishell);
 		free_minishell_line(minishell);
-		ft_lstclear(&minishell->commands, free_command_list);
 	}
 	ft_lstclear(&minishell->commands, free_command_list);
 	free_minishell(minishell);
diff --git a/src/parser/parser_get_commands.c b/src/parser/parser_get_commands.c
index 1001485..c6af1fd 100644
--- a/src/parser/parser_get_commands.c
+++ b/src/parser/parser_get_commands.c
@@ -30,7 +30,7 @@ t_list	*parser_get_commands(t_minishell *minishell)
 		command->args = parser_get_arguments(current, minishell);
 		command->redirect_in = parser_get_input_redirects(current);
 		ft_lstadd_back(&command_list, ft_lstnew(command));
-		while (current && ((t_token *)current->content)->type < 3)
+		while (current && (((t_token *)current->content)->type < 3 || ((t_token *)current->content)->type == T_REDIRECT_IN))
 			current = current->next;
 		if (current && ((t_token *)current->content)->type >= 3)
 			current = current->next;
diff --git a/src/parser/parser_get_input_redirects.c b/src/parser/parser_get_input_redirects.c
index 83b011d..aee0376 100644
--- a/src/parser/parser_get_input_redirects.c
+++ b/src/parser/parser_get_input_redirects.c
@@ -12,12 +12,19 @@ static int valid_def(t_list *list, t_token *token)
     return ((token->type == T_REDIRECT_IN || token->type == T_HEREDOC) && next->type < 3);
 }
 
-static t_redirect   *redirect_new()
+static t_redirect   *redirect_new(t_token_type type, char *value)
 {
     t_redirect  *result;
+
+    result = ft_malloc_safe(sizeof(t_redirect));
+    result->type = type;
+    result->value = NULL;
+    if (value)
+        result->value = value;
+    return (result);
 }
 
-void parser_get_input_redirects(t_list *list)
+t_list *parser_get_input_redirects(t_list *list)
 {
     t_list  *current;
     t_list  *redirects;
@@ -28,12 +35,24 @@ void parser_get_input_redirects(t_list *list)
     while (current)
     {
         token = (t_token *)current->content;
+        if (token->type != T_REDIRECT_IN && token->type != T_HEREDOC)
+        {
+            current = current->next;
+            continue ;
+        }
         if (valid_def(current, token))
         {
-            ft_lstaddfront(&redirects, ft_lstnew());
+            ft_lstadd_front(&redirects, ft_lstnew(redirect_new(token->type, ft_strdup(((t_token *)current->next->content)->value))));
+            current = current->next;
+            continue ;
         }
         else
+        {
+            ft_lstadd_front(&redirects, ft_lstnew(redirect_new(T_ERROR, NULL)));
             break ;
+        }
         current = current->next;
     }
+    ft_lstiter(redirects, print_redirects);
+    return (redirects);
 }
\ No newline at end of file
diff --git a/src/utils/free_command_list.c b/src/utils/free_command_list.c
index 684f713..76316c0 100644
--- a/src/utils/free_command_list.c
+++ b/src/utils/free_command_list.c
@@ -25,6 +25,26 @@ static void	free_args(char **args)
 	free(args);
 }
 
+static void	free_redirects(t_list *lst)
+{
+	t_redirect	*redir;
+	t_list		*current;
+	t_list		*last;
+
+	current = lst;
+	while (current)
+	{
+		last = current;
+		redir = (t_redirect *)current->content;
+		if (redir && redir->value)
+			free(redir->value);
+		if (redir)
+			free(redir);
+		current = current->next;
+		free(last);
+	}
+}
+
 void	free_command_list(void *content)
 {
 	t_command	*command;
@@ -34,5 +54,7 @@ void	free_command_list(void *content)
 		free(command->command);
 	if (command->args)
 		free_args(command->args);
+	if (command->redirect_in)
+		free_redirects(command->redirect_in);		
 	free(command);
 }