updated composer

vendor/symfony/console/Helper/QuestionHelper.php

@@ -99,7 +99,7 @@ class QuestionHelper extends Helper
     /**
      * Asks the question to the user.
      *
-     * @return bool|mixed|string|null
+     * @return mixed
      *
      * @throws RuntimeException In case the fallback is deactivated and the response cannot be hidden
      */
@@ -110,11 +110,6 @@ class QuestionHelper extends Helper
         $inputStream = $this->inputStream ?: \STDIN;
         $autocomplete = $question->getAutocompleterCallback();
 
-        if (\function_exists('sapi_windows_cp_set')) {
-            // Codepage used by cmd.exe on Windows to allow special characters (éàüñ).
-            @sapi_windows_cp_set(1252);
-        }
-
         if (null === $autocomplete || !self::$stty || !Terminal::hasSttyAvailable()) {
             $ret = false;
             if ($question->isHidden()) {
@@ -172,13 +167,13 @@ class QuestionHelper extends Helper
             $choices = $question->getChoices();
 
             if (!$question->isMultiselect()) {
-                return isset($choices[$default]) ? $choices[$default] : $default;
+                return $choices[$default] ?? $default;
             }
 
             $default = explode(',', $default);
             foreach ($default as $k => $v) {
                 $v = $question->isTrimmable() ? trim($v) : $v;
-                $default[$k] = isset($choices[$v]) ? $choices[$v] : $v;
+                $default[$k] = $choices[$v] ?? $v;
             }
         }
 
@@ -311,7 +306,7 @@ class QuestionHelper extends Helper
                         $remainingCharacters = substr($ret, \strlen(trim($this->mostRecentlyEnteredValue($fullChoice))));
                         $output->write($remainingCharacters);
                         $fullChoice .= $remainingCharacters;
-                        $i = self::strlen($fullChoice);
+                        $i = (false === $encoding = mb_detect_encoding($fullChoice, null, true)) ? \strlen($fullChoice) : mb_strlen($fullChoice, $encoding);
 
                         $matches = array_filter(
                             $autocomplete($ret),
@@ -411,7 +406,7 @@ class QuestionHelper extends Helper
                 $exe = $tmpExe;
             }
 
-            $sExec = shell_exec($exe);
+            $sExec = shell_exec('"'.$exe.'"');
             $value = $trimmable ? rtrim($sExec) : $sExec;
             $output->writeln('');
 
@@ -514,7 +509,10 @@ class QuestionHelper extends Helper
     private function readInput($inputStream, Question $question)
     {
         if (!$question->isMultiline()) {
-            return fgets($inputStream, 4096);
+            $cp = $this->setIOCodepage();
+            $ret = fgets($inputStream, 4096);
+
+            return $this->resetIOCodepage($cp, $ret);
         }
 
         $multiLineStreamReader = $this->cloneInputStream($inputStream);
@@ -523,6 +521,7 @@ class QuestionHelper extends Helper
         }
 
         $ret = '';
+        $cp = $this->setIOCodepage();
         while (false !== ($char = fgetc($multiLineStreamReader))) {
             if (\PHP_EOL === "{$ret}{$char}") {
                 break;
@@ -530,7 +529,44 @@ class QuestionHelper extends Helper
             $ret .= $char;
         }
 
-        return $ret;
+        return $this->resetIOCodepage($cp, $ret);
+    }
+
+    /**
+     * Sets console I/O to the host code page.
+     *
+     * @return int Previous code page in IBM/EBCDIC format
+     */
+    private function setIOCodepage(): int
+    {
+        if (\function_exists('sapi_windows_cp_set')) {
+            $cp = sapi_windows_cp_get();
+            sapi_windows_cp_set(sapi_windows_cp_get('oem'));
+
+            return $cp;
+        }
+
+        return 0;
+    }
+
+    /**
+     * Sets console I/O to the specified code page and converts the user input.
+     *
+     * @param string|false $input
+     *
+     * @return string|false
+     */
+    private function resetIOCodepage(int $cp, $input)
+    {
+        if (0 !== $cp) {
+            sapi_windows_cp_set($cp);
+
+            if (false !== $input && '' !== $input) {
+                $input = sapi_windows_cp_conv(sapi_windows_cp_get('oem'), $cp, $input);
+            }
+        }
+
+        return $input;
     }
 
     /**