Index: wp-includes/general-template.php
===================================================================
--- wp-includes/general-template.php	(revision 27896)
+++ wp-includes/general-template.php	(working copy)
@@ -216,10 +216,20 @@
 	else
 		$link = '<a href="' . esc_url( wp_logout_url($redirect) ) . '">' . __('Log out') . '</a>';
 
-	if ( $echo )
+	if ( $echo ) {
+		/**
+		 * Filter the HTML Log In/Out link.
+		 *
+		 * @since 1.5.2
+		 *
+		 * @param string $link HTML link content for Log In/Out.
+		 */
 		echo apply_filters('loginout', $link);
-	else
+	}
+	else {
+		/** This filter is documented in wp-includes/general-template.php */
 		return apply_filters('loginout', $link);
+	}
 }
 
 /**
@@ -529,10 +539,28 @@
 		$url = false;
 
 	if ( 'display' == $filter ) {
-		if ( $url )
+		if ( $url ) {
+			/**
+			 * Filter the URL returned by get_bloginfo().
+			 *
+			 * @since 2.0.11
+			 *
+			 * @param string $output The URL returned by bloginfo().
+			 * @param string $show   The keyword naming the information requested.
+			 */
 			$output = apply_filters('bloginfo_url', $output, $show);
-		else
+		}
+		else {
+			/**
+			 *  Filter the information returned by get_bloginfo().
+			 *
+			 * @since 1.2.1
+			 *
+			 * @param string $output The non-URL information mentioned in $show.
+			 * @param string $show   The keyword naming the information requested.
+			 */
 			$output = apply_filters('bloginfo', $output, $show);
+		}
 	}
 
 	return $output;
@@ -795,12 +823,36 @@
 	if ( !$term )
 		return;
 
-	if ( is_category() )
+	if ( is_category() ) {
+		/**
+		 * Filter the page title for category archive.
+		 *
+		 * @since 2.0.11
+		 *
+		 * @param string $term_name Name of the category whose archive is being displayed
+		 */
 		$term_name = apply_filters( 'single_cat_title', $term->name );
-	elseif ( is_tag() )
+	}
+	elseif ( is_tag() ) {
+		/**
+		 * Filter the page title for tag archive.
+		 *
+		 * @since 2.3
+		 *
+		 * @param string $term_name Name of the category whose archive is being displayed
+		 */
 		$term_name = apply_filters( 'single_tag_title', $term->name );
-	elseif ( is_tax() )
+	}
+	elseif ( is_tax() ) {
+		/**
+		 * Filter the page title for custom taxonomy archive page.
+		 *
+		 * @since 3.1
+		 *
+		 * @param string $term_name Name of the category whose archive is being displayed
+		 */
 		$term_name = apply_filters( 'single_term_title', $term->name );
+	}
 	else
 		return;
 
@@ -902,6 +954,13 @@
 	else // custom
 		$link_html = "\t$before<a href='$url'>$text</a>$after\n";
 
+	/**
+	 * Filter the HTML link content for archive.
+	 *
+	 * @since 2.6
+	 *
+	 * @param string HTML link content for archive.
+	 */
 	$link_html = apply_filters( 'get_archives_link', $link_html );
 
 	return $link_html;
@@ -978,6 +1037,14 @@
 		$archive_week_end_date_format = get_option('date_format');
 	}
 
+	/**
+	 * Filter the SQL WHERE clause for retrieving archives.
+	 *
+	 * @since 2.2
+	 *
+	 * @param string $sql_where Portion of SQL query containing WHERE clause.
+	 * @param array  $r         The arguments of the wp_get_archives() function.
+	 */
 	$where = apply_filters( 'getarchives_where', "WHERE post_type = 'post' AND post_status = 'publish'", $r );
 	$join = apply_filters( 'getarchives_join', '', $r );
 
@@ -1137,9 +1204,17 @@
 	if ( $cache = wp_cache_get( 'get_calendar', 'calendar' ) ) {
 		if ( is_array($cache) && isset( $cache[ $key ] ) ) {
 			if ( $echo ) {
+				/**
+				 * Filter the HTML output of the get_calender_function.
+				 *
+				 * @since 3.0
+				 *
+				 * @param string $cache_key HTML output of the calendar.
+				 */
 				echo apply_filters( 'get_calendar',  $cache[$key] );
 				return;
 			} else {
+				/** This filter is documented in wp-includes/general-template.php */
 				return apply_filters( 'get_calendar',  $cache[$key] );
 			}
 		}
@@ -1408,6 +1483,16 @@
 		$the_date = $before . get_the_date( $d ) . $after;
 		$previousday = $currentday;
 
+		/**
+		 * Filter the date returned by the the_date() function.
+		 *
+		 * @since 1.2.1
+		 *
+		 * @param string $the_date The formatted date string.
+		 * @param string $d        PHP date format.
+		 * @param string $before   Output before the date.
+		 * @param string $after    Output after the date.
+		 */
 		$the_date = apply_filters( 'the_date', $the_date, $d, $before, $after );
 
 		if ( $echo )
@@ -1466,6 +1551,16 @@
 function the_modified_date($d = '', $before='', $after='', $echo = true) {
 
 	$the_modified_date = $before . get_the_modified_date($d) . $after;
+	/**
+	 * Filter the date on returned by the the_modified_date() function.
+	 *
+	 * @since 2.1.0
+	 *
+	 * @param string $the_modified_date The formatted date.
+	 * @param string $d                 PHP date format.
+	 * @param string $before            Output before the date.
+	 * @param string $after             Output after the date.
+	 */
 	$the_modified_date = apply_filters('the_modified_date', $the_modified_date, $d, $before, $after);
 
 	if ( $echo )
@@ -1488,6 +1583,14 @@
 		$the_time = get_post_modified_time(get_option('date_format'), null, null, true);
 	else
 		$the_time = get_post_modified_time($d, null, null, true);
+	/**
+	 * Filter the date returned by the get_the_modified_date() function.
+	 *
+	 * @since 2.1.0
+	 *
+	 * @param string $the_time The formatted date.
+	 * @param string $d        PHP date formate.
+	 */
 	return apply_filters('get_the_modified_date', $the_time, $d);
 }
 
@@ -1499,6 +1602,14 @@
  * @param string $d Either 'G', 'U', or php date format.
  */
 function the_time( $d = '' ) {
+	/**
+	 * Filter the time returned by the the_time() function.
+	 *
+	 * @since 1.2.1
+	 *
+	 * @param string $get_the_time The formatted date.
+	 * @param string $d            PHP date format.
+	 */
 	echo apply_filters('the_time', get_the_time( $d ), $d);
 }