From 272dc2760a9e0af4630986489596bf1cbb581c17 Mon Sep 17 00:00:00 2001
From: gazhonsepaskwa <gaz.honsepaskwa@gmail.com>
Date: Tue, 4 Feb 2025 17:29:45 +0100
Subject: [PATCH] redir working

---
 lib/libft/srcs/format/add_to_tab.c |  3 ++-
 srcs/main.c                        | 25 ++++++++++++++++++-------
 srcs/parsing/ast/ast.c             | 25 +++++++++++++++++++------
 3 files changed, 39 insertions(+), 14 deletions(-)

diff --git a/lib/libft/srcs/format/add_to_tab.c b/lib/libft/srcs/format/add_to_tab.c
index 6e8eb8a..9fa1622 100644
--- a/lib/libft/srcs/format/add_to_tab.c
+++ b/lib/libft/srcs/format/add_to_tab.c
@@ -60,7 +60,8 @@ void	add_to_tab(char ***tab, char *str)
 	{
 		*tab = malloc(sizeof(char *) * 2);
 	}
-	free(tmp);
+	if (tmp)
+		free(tmp);
 	(*tab)[i] = ft_strdup(str);
 	(*tab)[i + 1] = NULL;
 }
diff --git a/srcs/main.c b/srcs/main.c
index c914b03..a2bd943 100644
--- a/srcs/main.c
+++ b/srcs/main.c
@@ -67,6 +67,14 @@ t_msh *init_msh(char **envp)
 	return (msh);
 }
 
+void	interpret_cmd(char **input, t_msh *msh)
+{
+	msh->head = parser(*input, msh);
+	msh->ex_code = execute_command(msh->head);
+	free(*input);
+	*input = NULL;
+}
+
 int	main(int ac, char **av, char **envp)
 {
 	char	*input;
@@ -78,13 +86,16 @@ int	main(int ac, char **av, char **envp)
 	if (!msh)
 		return (1);
 	input = NULL;
-	while (1)
+	if (ac == 1)
+		while (1)
+		{
+			while (!input || !input[0])
+				input = powerline();
+			interpret_cmd(&input, msh);
+		}
+	else
 	{
-		while (!input || !input[0])
-			input = powerline();
-		msh->head = parser(input, msh);
-		msh->ex_code = execute_command(msh->head);
-		free(input);
-		input = NULL;
+		input = ft_strdup(av[1]);
+		interpret_cmd(&input, msh);
 	}
 }
diff --git a/srcs/parsing/ast/ast.c b/srcs/parsing/ast/ast.c
index f464805..c93e503 100644
--- a/srcs/parsing/ast/ast.c
+++ b/srcs/parsing/ast/ast.c
@@ -102,14 +102,20 @@ void	create_redir(t_node *cpy, t_ast_n *self)
 {
 	t_redir redir;
 
-	while (cpy && cpy->next && get_redir(cpy) == _NR)
+	while (cpy)
 	{
+		while (cpy && get_redir(cpy) == _NR)
+			cpy = cpy->next;
+		if (!cpy)
+			break;
 		redir = get_redir(cpy);
 		add_redir(redir, &self->redir);
 		add_to_tab(&self->files, cpy->next->val);
 		cpy = cpy->next;
 		while (cpy && cpy->next && get_redir(cpy) == _NR)
+		{
 			cpy = cpy->next;
+		}
 	}
 }
 
@@ -132,14 +138,14 @@ char **get_args(t_node *cmd)
 	t_node *cpy;
 
 	cpy = cmd;
-	while (cpy && !get_redir(cpy))
+	while (cpy && cpy->next && !get_redir(cpy->next))
 		cpy = cpy->next;
-	return (lltotab(cmd, cpy));
+	// create the arg list by skipping the redir and the command but everything else is an arg (ex : ls > test.txt -la)
+	return (lltotab(cmd, cpy->next));
 }
 
 void	create_cmd(t_ast_n *self, t_node *lst)
 {
-	t_node	*cpy;
 	t_node	*cmd_node;
 
 	self->state = _CMD;
@@ -149,8 +155,15 @@ void	create_cmd(t_ast_n *self, t_node *lst)
 	cmd_node = get_cmd(lst);
 		self->cmd = ft_strdup(cmd_node->val);
 	self->args = get_args(cmd_node);
-	cpy = lst;
-	create_redir(cpy, self);
+	create_redir(lst, self);
+	// debug
+	int i = -1;
+	while (self->files && self->files[++i])
+		ft_debug("redir : [%d]%s\n",self->redir[i], self->files[i]);
+	ft_debug("====\n");
+	i = -1;
+	while (self->args && self->args[++i])
+		ft_debug("args : %s\n",self->args[i], self->args[i]);
 }