From f2c536aff2c028ff6356fa8448bfcbb380ce9f0e Mon Sep 17 00:00:00 2001
From: Stanislau Kviatkouski <7zete7@gmail.com>
Date: Thu, 28 Aug 2025 14:45:42 +0300
Subject: [PATCH 1/2] test: cover gh-116 issue

---
 tests/AbstractProcessTest.php | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/tests/AbstractProcessTest.php b/tests/AbstractProcessTest.php
index ee2dab5..aafe6c2 100644
--- a/tests/AbstractProcessTest.php
+++ b/tests/AbstractProcessTest.php
@@ -1099,6 +1099,28 @@ function ($output) use (&$stdErr) {
         $loop->run();
     }
 
+    public function testIssue116()
+    {
+        if (DIRECTORY_SEPARATOR === '\\') {
+            $this->markTestSkipped('Process pipes not supported on Windows');
+        }
+
+        $loop = $this->createLoop();
+        $process = new Process('exit 0');
+
+        $process->start($loop);
+
+        // through some chain
+        $process->stdout->on('close', function () use ($process) {
+            $process->close();
+        });
+
+        $process->close();
+        $loop->stop();
+
+        $this->assertFalse($process->isRunning());
+    }
+
     /**
      * Execute a callback at regular intervals until it returns successfully or
      * a timeout is reached.

From daadf868494967adfd6786d9953b4d9ca3a4649a Mon Sep 17 00:00:00 2001
From: Stanislau Kviatkouski <7zete7@gmail.com>
Date: Thu, 28 Aug 2025 14:46:44 +0300
Subject: [PATCH 2/2] fix: prevent Process::close() double execution

---
 src/Process.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/Process.php b/src/Process.php
index 7af5de7..ba94cee 100644
--- a/src/Process.php
+++ b/src/Process.php
@@ -297,6 +297,9 @@ public function close()
             return;
         }
 
+        $process = $this->process;
+        $this->process = null;
+
         foreach ($this->pipes as $pipe) {
             $pipe->close();
         }
@@ -306,8 +309,7 @@ public function close()
             $this->closeExitCodePipe();
         }
 
-        $exitCode = \proc_close($this->process);
-        $this->process = null;
+        $exitCode = \proc_close($process);
 
         if ($this->exitCode === null && $exitCode !== -1) {
             $this->exitCode = $exitCode;