replace rename() with copy() + unlink()

diff --git a/php/commands/core.php b/php/commands/core.php
index b0ddcd2..97ebc1e 100644 (file)
--- a/php/commands/core.php
+++ b/php/commands/core.php
@@ -111,7 +111,10 @@ class Core_Command extends WP_CLI_Command {
                                rmdir( $src );
                                continue;
                        }
-                       rename( $src, $dst );
+
+                       // rename() is not reliable inside VMs: https://github.com/wp-cli/wp-cli/issues/853
+                       copy( $src, $dst );
+                       unlink( $src );
                }
                rmdir( $source );
        }