--- a/wp/wp-load.php	Mon Jun 08 16:11:51 2015 +0000
+++ b/wp/wp-load.php	Tue Jun 09 03:35:32 2015 +0200
@@ -23,6 +23,14 @@
 
 error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );
 
+/*
+ * If wp-config.php exists in the WordPress root, or if it exists in the root and wp-settings.php
+ * doesn't, load wp-config.php. The secondary check for wp-settings.php has the added benefit
+ * of avoiding cases where the current directory is a nested installation, e.g. / is WordPress(a)
+ * and /blog/ is WordPress(b).
+ *
+ * If neither set of conditions is true, initiate loading the setup process.
+ */
 if ( file_exists( ABSPATH . 'wp-config.php') ) {
 
 	/** The config file resides in ABSPATH */
@@ -38,12 +46,7 @@
 	// A config file doesn't exist
 
 	define( 'WPINC', 'wp-includes' );
-	define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
 	require_once( ABSPATH . WPINC . '/load.php' );
-	require_once( ABSPATH . WPINC . '/version.php' );
-
-	wp_check_php_mysql_versions();
-	wp_load_translations_early();
 
 	// Standardize $_SERVER variables across setups.
 	wp_fix_server_vars();
@@ -52,9 +55,25 @@
 
 	$path = wp_guess_url() . '/wp-admin/setup-config.php';
 
+	/*
+	 * We're going to redirect to setup-config.php. While this shouldn't result
+	 * in an infinite loop, that's a silly thing to assume, don't you think? If
+	 * we're traveling in circles, our last-ditch effort is "Need more help?"
+	 */
+	if ( false === strpos( $_SERVER['REQUEST_URI'], 'setup-config' ) ) {
+		header( 'Location: ' . $path );
+		exit;
+	}
+
+	define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
+	require_once( ABSPATH . WPINC . '/version.php' );
+
+	wp_check_php_mysql_versions();
+	wp_load_translations_early();
+
 	// Die with an error message
 	$die  = __( "There doesn't seem to be a <code>wp-config.php</code> file. I need this before we can get started." ) . '</p>';
-	$die .= '<p>' . __( "Need more help? <a href='http://codex.wordpress.org/Editing_wp-config.php'>We got it</a>." ) . '</p>';
+	$die .= '<p>' . __( "Need more help? <a href='https://codex.wordpress.org/Editing_wp-config.php'>We got it</a>." ) . '</p>';
 	$die .= '<p>' . __( "You can create a <code>wp-config.php</code> file through a web interface, but this doesn't work for all server setups. The safest way is to manually create the file." ) . '</p>';
 	$die .= '<p><a href="' . $path . '" class="button button-large">' . __( "Create a Configuration File" ) . '</a>';