From 842e31c68f450e1f8e7603a8f61c5d5b4f7b1278 Mon Sep 17 00:00:00 2001
From: Loic Deridder <lderidde@fu-r3-p4.s19.be>
Date: Thu, 13 Feb 2025 09:10:54 +0100
Subject: [PATCH] fds and sigint

---
 srcs/execution/exec_cmd.c         |  4 ++++
 srcs/execution/exec_pline.c       |  8 +++++++-
 srcs/main.c                       | 25 ++++++++++++++++++++++++-
 srcs/msh_struct.c                 |  1 +
 srcs/parsing/ast/ast.c            |  4 ++--
 srcs/parsing/ast/utils/free_ast.c |  4 ++++
 srcs/sig.c                        |  9 ---------
 7 files changed, 42 insertions(+), 13 deletions(-)

diff --git a/srcs/execution/exec_cmd.c b/srcs/execution/exec_cmd.c
index a279352..1491cfa 100644
--- a/srcs/execution/exec_cmd.c
+++ b/srcs/execution/exec_cmd.c
@@ -65,6 +65,10 @@ int	exec(t_ast_n *node)
 	char	*path;
 
 	expand_node(node);
+	if (node->msh->here_fd != -1)
+		close(node->msh->here_fd);
+	if (node->msh->hist != -1)
+		close(node->msh->hist);
 	path = find_path(node->cmd, node->msh->env);
 	if (!path)
 		return_error(node->cmd, "command not found", 127, node);
diff --git a/srcs/execution/exec_pline.c b/srcs/execution/exec_pline.c
index 5f86bcf..1884ae4 100644
--- a/srcs/execution/exec_pline.c
+++ b/srcs/execution/exec_pline.c
@@ -16,6 +16,13 @@ void	exec_pcmd(t_ast_n *pcmd)
 {
 	int	ret;
 
+	if (pcmd->msh->here_fd != -1)
+		close(pcmd->msh->here_fd);
+	close(pcmd->msh->hist);
+	if (pcmd->save_stdo != -1)
+		close(pcmd->save_stdo);
+	if (pcmd->save_stdi != -1)
+		close(pcmd->save_stdi);
 	if (!pcmd->cmd)
 		exit(0);
 	if (is_builtin(pcmd->cmd))
@@ -35,7 +42,6 @@ void	exec_pchild(int *pipes, int index, t_ast_n *pcmd, int cmds)
 	ret = 0;
 	if (index < cmds - 1)
 		dup2(pipes[1], STDOUT_FILENO);
-	close(pcmd->msh->hist);
 	close(pipes[0]);
 	close(pipes[1]);
 	handle_redir(pcmd);
diff --git a/srcs/main.c b/srcs/main.c
index c563002..6750cef 100644
--- a/srcs/main.c
+++ b/srcs/main.c
@@ -15,6 +15,8 @@
 #include <readline/readline.h>
 #include <termios.h>
 
+int	g_sig = 0;
+
 static void	add_prevhistory(t_msh *msh)
 {
 	char	*str;
@@ -31,11 +33,27 @@ static void	add_prevhistory(t_msh *msh)
 	}
 }
 
+void	handle_sigint(int sig)
+{
+	(void)sig;
+	write(2, "\n\n", 2);
+	rl_on_new_line();
+	rl_replace_line("", 0);
+	rl_redisplay();
+	g_sig = sig;
+}
+
 static void	exit_manual(t_msh *msh)
 {
 	int	ret;
 
-	ret = msh->ex_code;
+	if (g_sig == SIGINT)
+	{
+		ret = 130;
+		g_sig = 0;
+	}
+	else
+		ret = msh->ex_code;
 	free_msh(msh);
 	ft_fprintf(2, "exit\n");
 	exit(ret);
@@ -54,6 +72,11 @@ int	interactive_mode(t_msh *msh)
 	}
 	if (!msh->input)
 		return (1);
+	if (g_sig == SIGINT)
+	{
+		msh->ex_code = 130;
+		g_sig = 0;
+	}
 	interpret_cmd(&msh->input, msh);
 	return (1);
 }
diff --git a/srcs/msh_struct.c b/srcs/msh_struct.c
index acd549f..ff0f37b 100644
--- a/srcs/msh_struct.c
+++ b/srcs/msh_struct.c
@@ -37,6 +37,7 @@ t_msh	*init_msh(char **envp)
 	close(fd);
 	msh->hist = open(".mmoat_history", O_RDWR | O_CREAT | O_APPEND, 0666);
 	msh->ex_code = 0;
+	msh->here_fd = -1;
 	msh->input = NULL;
 	if (!msh)
 		return (NULL);
diff --git a/srcs/parsing/ast/ast.c b/srcs/parsing/ast/ast.c
index ffd6c77..9828564 100644
--- a/srcs/parsing/ast/ast.c
+++ b/srcs/parsing/ast/ast.c
@@ -26,8 +26,8 @@ t_ast_n	*create_ast_n(t_node *lst, t_ast_n *parent, t_msh *msh, bool subsh)
 	node->parent = parent;
 	node->_stdout = 1;
 	node->_stdin = 0;
-	node->save_stdo = 1;
-	node->save_stdi = 0;
+	node->save_stdo = -1;
+	node->save_stdi = -1;
 	node->sh = subsh;
 	if (node->state == _AND || node->state == _OR)
 		create_and_or(node, lst, token, msh);
diff --git a/srcs/parsing/ast/utils/free_ast.c b/srcs/parsing/ast/utils/free_ast.c
index be3dab9..c6884da 100644
--- a/srcs/parsing/ast/utils/free_ast.c
+++ b/srcs/parsing/ast/utils/free_ast.c
@@ -38,6 +38,10 @@ static void	free_pline(t_ast_n *node)
 
 void	free_ast(t_ast_n *node)
 {
+	if (node->save_stdi != -1)
+		close(node->save_stdi);
+	if (node->save_stdo != -1)
+		close(node->save_stdo);
 	if (node->state == _AND || node->state == _OR)
 	{
 		free_ast(node->left);
diff --git a/srcs/sig.c b/srcs/sig.c
index 68444ea..69d55f2 100644
--- a/srcs/sig.c
+++ b/srcs/sig.c
@@ -31,15 +31,6 @@ void	init_sig(void)
 	sigaction(SIGQUIT, &(sa[1]), NULL);
 }
 
-void	handle_sigint(int sig)
-{
-	(void)sig;
-	write(2, "\n\n", 2);
-	rl_on_new_line();
-	rl_replace_line("", 0);
-	rl_redisplay();
-}
-
 void	handle_sigquit(int sig)
 {
 	(void)sig;