#2909: Relative root paths no longer seem to work (#4019)

* Return the realpath instead of symlinked path * #4109: Convert symlinked originalCwd to the realpath * Fix AppVeyor tests * Fix failing test EnvironmentTest::testExportConfigData() * Canonicalize originalCwd after it is converted to the realpath

Author: JTubex

src/Config/Environment.php

@@ -34,7 +34,7 @@ class Environment
  public function __construct($homeDir, $cwd, $autoloadFile)
  {
  $this->homeDir = $homeDir;
- $this->originalCwd = Path::canonicalize($cwd);
+ $this->originalCwd = Path::canonicalize(FsUtils::realpath($cwd));
  $this->etcPrefix = '';
  $this->sharePrefix = '';
  $this->drushBasePath = Path::canonicalize(dirname(dirname(__DIR__)));