Repository: symfony/symfony
File: src/Symfony/Component/Process/Pipes/AbstractPipes.php (PHP)

Code before:
    /**
     * Returns true if a system call has been interrupted.
     *
     * stream_select() returns false when the `select` system call is interrupted by an incoming signal.
     */
    protected function hasSystemCallBeenInterrupted(): bool
    {
        $lastError = $this->lastError;
        $this->lastError = null;

        if (null === $lastError) {
            return false;
        }

        if (false !== stripos($lastError, 'interrupted system call')) {
            return true;
        }

        // on applications with a different locale than english, the message above is not found because
        // it's translated. So we also check for the SOCKET_EINTR constant which is defined under
        // Windows and UNIX-like platforms (if available on the platform).
        if (\defined('SOCKET_EINTR') && str_starts_with($lastError, 'stream_select(): Unable to select ['.\SOCKET_EINTR.']')) {
            return true;
        }

        return false;
    }

    /**
     * Unblocks streams.
     */
    protected function unblock(): void
    {
        if (!$this->blocked) {
            return;
        }

        foreach ($this->pipes as $pipe) {
            stream_set_blocking($pipe, false);
        }
        if (\is_resource($this->input)) {
            stream_set_blocking($this->input, false);
        }

        $this->blocked = false;
    }

    /**
     * Writes input to stdin.
     *
     * @throws InvalidArgumentException When an input iterator yields a non supported value

Review comment (suggestion):
```suggestion
return \defined('SOCKET_EINTR') && str_starts_with($lastError, 'stream_select(): Unable to select ['.\SOCKET_EINTR.']');
```

Code after:
    /**
     * Returns true if a system call has been interrupted.
     *
     * stream_select() returns false when the `select` system call is interrupted by an incoming signal.
     */
    protected function hasSystemCallBeenInterrupted(): bool
    {
        $lastError = $this->lastError;
        $this->lastError = null;

        if (null === $lastError) {
            return false;
        }

        if (false !== stripos($lastError, 'interrupted system call')) {
            return true;
        }

        // on applications with a different locale than english, the message above is not found because
        // it's translated. So we also check for the SOCKET_EINTR constant which is defined under
        // Windows and UNIX-like platforms (if available on the platform).
        return \defined('SOCKET_EINTR') && str_starts_with($lastError, 'stream_select(): Unable to select ['.\SOCKET_EINTR.']');
    }

    /**
     * Unblocks streams.
     */
    protected function unblock(): void
    {
        if (!$this->blocked) {
            return;
        }

        foreach ($this->pipes as $pipe) {
            stream_set_blocking($pipe, false);
        }
        if (\is_resource($this->input)) {
            stream_set_blocking($this->input, false);
        }

        $this->blocked = false;
    }

    /**
     * Writes input to stdin.
     *
     * @throws InvalidArgumentException When an input iterator yields a non supported value
     */
    protected function write(): ?array
    {
        if (!isset($this->pipes[0])) {