From 0095e89db4bfde5f61d516c8887279f1180c7302 Mon Sep 17 00:00:00 2001
From: y-syo <mmoussou@student.42angouleme.fr>
Date: Tue, 13 Aug 2024 18:41:46 +0200
Subject: [PATCH] =?UTF-8?q?=E3=80=8C=F0=9F=94=A8=E3=80=8D=20fix(exec/exec?=
 =?UTF-8?q?=5Fcmd):=20fixed=20sigpipe=20leaks=20when=20forked=20:D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 include/execution.h       |  5 ++++-
 src/builtins/free_exit.c  |  2 +-
 src/exec/exec_cmd.c       |  9 ++++-----
 src/exec/exec_split_cmd.c |  2 +-
 src/exec/sigpipe.c        | 33 +++++++++++++++++++++++++++++++++
 5 files changed, 43 insertions(+), 8 deletions(-)
 create mode 100644 src/exec/sigpipe.c

diff --git a/include/execution.h b/include/execution.h
index 451153b..e351a89 100644
--- a/include/execution.h
+++ b/include/execution.h
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/04/29 13:20:22 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/08/13 16:35:17 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/08/13 18:39:43 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -43,6 +43,9 @@ void	ft_arrcpy(int *dst, int *src, int n);
 
 int		close_cmd(t_cmd *cmd);
 
+char	**get_env_arr(char **env);
+void	sig_p(int code);
+
 void	exec_cmd(t_cmd *cmd, char **env, t_env *env_t);
 void	__fork_single_cmd(t_cmd *cmd, char **env, t_env *env_t, t_exec exec);
 
diff --git a/src/builtins/free_exit.c b/src/builtins/free_exit.c
index c875d06..d6f7eb1 100644
--- a/src/builtins/free_exit.c
+++ b/src/builtins/free_exit.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/15 12:28:36 by adjoly            #+#    #+#             */
-/*   Updated: 2024/08/11 11:58:17 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/08/13 17:30:02 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/src/exec/exec_cmd.c b/src/exec/exec_cmd.c
index 000ed38..53c727c 100644
--- a/src/exec/exec_cmd.c
+++ b/src/exec/exec_cmd.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/15 21:03:31 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/08/13 17:06:23 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/08/13 18:39:22 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -50,8 +50,6 @@ void	__fork_single_cmd(t_cmd *cmd, char **env, t_env *env_t, t_exec exec)
 	exec.status = dup2(cmd->infile, STDIN_FILENO);
 	if (cmd->infile != STDIN_FILENO)
 		close(cmd->infile);
-	if (exec.status == -1)
-		exit(-1);
 	exec.status = dup2(cmd->outfile, STDOUT_FILENO);
 	if (cmd->outfile != STDOUT_FILENO)
 		close(cmd->outfile);
@@ -65,9 +63,10 @@ void	__fork_single_cmd(t_cmd *cmd, char **env, t_env *env_t, t_exec exec)
 			close(STDOUT_FILENO);
 		i = 2;
 		while (i++ < 1023)
-		{
 			close(i);
-		}
+		get_env_arr(env);
+		if (is_in_builtins(cmd->cmd))
+			signal(SIGPIPE, sig_p);
 		exec_cmd(cmd, env, env_t);
 	}
 }
diff --git a/src/exec/exec_split_cmd.c b/src/exec/exec_split_cmd.c
index a84e125..d9f18f3 100644
--- a/src/exec/exec_split_cmd.c
+++ b/src/exec/exec_split_cmd.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/01 14:55:06 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/08/13 16:54:52 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/08/13 18:38:18 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/src/exec/sigpipe.c b/src/exec/sigpipe.c
new file mode 100644
index 0000000..d6955cc
--- /dev/null
+++ b/src/exec/sigpipe.c
@@ -0,0 +1,33 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   sigpipe.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/08/13 18:23:24 by mmoussou          #+#    #+#             */
+/*   Updated: 2024/08/13 18:40:19 by mmoussou         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+#include "builtins.h"
+
+char	**get_env_arr(char **env)
+{
+	static char	**ret;
+
+	if (env)
+		ret = env;
+	return (ret);
+}
+
+void	sig_p(int code)
+{
+	t_env	**env;
+
+	(void) code;
+	env = get_env(NULL);
+	free_exit(*env, get_env_arr(NULL));
+	exit(141);
+}