updated core and modules

vendor/symfony/process/Process.php

@@ -158,11 +158,10 @@ class Process
             $this->setEnv($env);
         }
 
-        $this->input = $input;
+        $this->setInput($input);
         $this->setTimeout($timeout);
         $this->useFileHandles = '\\' === DIRECTORY_SEPARATOR;
         $this->pty = false;
-        $this->enhanceWindowsCompatibility = true;
         $this->enhanceSigchildCompatibility = '\\' !== DIRECTORY_SEPARATOR && $this->isSigchildEnabled();
         $this->options = array_replace(array('suppress_errors' => true, 'binary_pipes' => true), $options);
     }
@@ -314,7 +313,7 @@ class Process
      * @param callable|null $callback A PHP callback to run whenever there is some
      *                                output available on STDOUT or STDERR
      *
-     * @return Process The new process
+     * @return $this
      *
      * @throws RuntimeException When process can't be launched
      * @throws RuntimeException When process is already running
@@ -389,7 +388,7 @@ class Process
      *
      * @param int $signal A valid POSIX signal (see http://www.php.net/manual/en/pcntl.constants.php)
      *
-     * @return Process
+     * @return $this
      *
      * @throws LogicException   In case the process is not running
      * @throws RuntimeException In case --enable-sigchild is activated and the process can't be killed
@@ -405,7 +404,7 @@ class Process
     /**
      * Disables fetching output and error output from the underlying process.
      *
-     * @return Process
+     * @return $this
      *
      * @throws RuntimeException In case the process is already running
      * @throws LogicException   if an idle timeout is set
@@ -427,7 +426,7 @@ class Process
     /**
      * Enables fetching output and error output from the underlying process.
      *
-     * @return Process
+     * @return $this
      *
      * @throws RuntimeException In case the process is already running
      */
@@ -477,10 +476,10 @@ class Process
      * In comparison with the getOutput method which always return the whole
      * output, this one returns the new output since the last call.
      *
+     * @return string The process output since the last call
+     *
      * @throws LogicException in case the output has been disabled
      * @throws LogicException In case the process is not started
-     *
-     * @return string The process output since the last call
      */
     public function getIncrementalOutput()
     {
@@ -499,7 +498,7 @@ class Process
     /**
      * Clears the process output.
      *
-     * @return Process
+     * @return $this
      */
     public function clearOutput()
     {
@@ -536,10 +535,10 @@ class Process
      * whole error output, this one returns the new error output since the last
      * call.
      *
+     * @return string The process error output since the last call
+     *
      * @throws LogicException in case the output has been disabled
      * @throws LogicException In case the process is not started
-     *
-     * @return string The process error output since the last call
      */
     public function getIncrementalErrorOutput()
     {
@@ -558,7 +557,7 @@ class Process
     /**
      * Clears the process output.
      *
-     * @return Process
+     * @return $this
      */
     public function clearErrorOutput()
     {
@@ -593,7 +592,7 @@ class Process
      * This method relies on the Unix exit code status standardization
      * and might not be relevant for other operating systems.
      *
-     * @return null|string A string representation for the exit status code, null if the Process is not terminated.
+     * @return null|string A string representation for the exit status code, null if the Process is not terminated
      *
      * @see http://tldp.org/LDP/abs/html/exitcodes.html
      * @see http://en.wikipedia.org/wiki/Unix_signal
@@ -881,7 +880,7 @@ class Process
      *
      * @param int|float|null $timeout The timeout in seconds
      *
-     * @return self The current Process instance.
+     * @return self The current Process instance
      *
      * @throws LogicException           if the output is disabled
      * @throws InvalidArgumentException if the timeout is negative
@@ -911,8 +910,16 @@ class Process
         if ('\\' === DIRECTORY_SEPARATOR && $tty) {
             throw new RuntimeException('TTY mode is not supported on Windows platform.');
         }
-        if ($tty && (!file_exists('/dev/tty') || !is_readable('/dev/tty'))) {
-            throw new RuntimeException('TTY mode requires /dev/tty to be readable.');
+        if ($tty) {
+            static $isTtySupported;
+
+            if (null === $isTtySupported) {
+                $isTtySupported = (bool) @proc_open('echo 1 >/dev/null', array(array('file', '/dev/tty', 'r'), array('file', '/dev/tty', 'w'), array('file', '/dev/tty', 'w')), $pipes);
+            }
+
+            if (!$isTtySupported) {
+                throw new RuntimeException('TTY mode requires /dev/tty to be read/writable.');
+            }
         }
 
         $this->tty = (bool) $tty;
@@ -1087,7 +1094,7 @@ class Process
             throw new LogicException('Input can not be set while the process is running.');
         }
 
-        $this->input = ProcessUtils::validateInput(sprintf('%s::%s', __CLASS__, __FUNCTION__), $input);
+        $this->input = ProcessUtils::validateInput(__METHOD__, $input);
 
         return $this;
     }
@@ -1214,7 +1221,7 @@ class Process
             return $result = false;
         }
 
-        return $result = (bool) @proc_open('echo 1', array(array('pty'), array('pty'), array('pty')), $pipes);
+        return $result = (bool) @proc_open('echo 1 >/dev/null', array(array('pty'), array('pty'), array('pty')), $pipes);
     }
 
     /**
@@ -1265,7 +1272,7 @@ class Process
     /**
      * Updates the status of the process, reads pipes.
      *
-     * @param bool $blocking Whether to use a blocking read call.
+     * @param bool $blocking Whether to use a blocking read call
      */
     protected function updateStatus($blocking)
     {
@@ -1351,8 +1358,8 @@ class Process
     /**
      * Reads pipes, executes callback.
      *
-     * @param bool $blocking Whether to use blocking calls or not.
-     * @param bool $close    Whether to close file handles or not.
+     * @param bool $blocking Whether to use blocking calls or not
+     * @param bool $close    Whether to close file handles or not
      */
     private function readPipes($blocking, $close)
     {
@@ -1478,7 +1485,7 @@ class Process
     /**
      * Ensures the process is running or terminated, throws a LogicException if the process has a not started.
      *
-     * @param string $functionName The function name that was called.
+     * @param string $functionName The function name that was called
      *
      * @throws LogicException If the process has not run.
      */
@@ -1492,7 +1499,7 @@ class Process
     /**
      * Ensures the process is terminated, throws a LogicException if the process has a status different than `terminated`.
      *
-     * @param string $functionName The function name that was called.
+     * @param string $functionName The function name that was called
      *
      * @throws LogicException If the process is not yet terminated.
      */