From 636bcef5ca67a297d456c41a768e46f6827a0c95 Mon Sep 17 00:00:00 2001
From: vrana <jakubv@fb.com>
Date: Thu, 21 Jun 2012 11:48:23 -0700
Subject: [PATCH] Save files with path to phutil cache

Test Plan:
  $ arc liberate
  $ mv a.php b.php
  $ arc liberate

Previously, it didn't update the map.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D2818
---
 scripts/lib/PhutilLibraryMapBuilder.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/scripts/lib/PhutilLibraryMapBuilder.php b/scripts/lib/PhutilLibraryMapBuilder.php
index 6b1e0d60..d3db801d 100755
--- a/scripts/lib/PhutilLibraryMapBuilder.php
+++ b/scripts/lib/PhutilLibraryMapBuilder.php
@@ -37,7 +37,7 @@ final class PhutilLibraryMapBuilder {
   const LIBRARY_MAP_VERSION       = 2;
 
   const SYMBOL_CACHE_VERSION_KEY  = '__symbol_cache_version__';
-  const SYMBOL_CACHE_VERSION      = 3;
+  const SYMBOL_CACHE_VERSION      = 4;
 
 
 /* -(  Mapping libphutil Libraries  )---------------------------------------- */
@@ -420,7 +420,9 @@ final class PhutilLibraryMapBuilder {
         continue;
       }
 
-      $map[$file] = $hash;
+      // We include also filename in the hash to handle cases when the file is
+      // moved without modifying its content.
+      $map[$file] = md5($hash.$file);
     }
 
     return $map;