From ff199787ff59e968146ff5b5a3cfa67e8a0f2392 Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Thu, 16 Nov 2000 03:47:03 +0000
Subject: [PATCH] *** empty log message ***

---
 ppremake/configure.in | 2 +-
 ppremake/ppScope.cxx  | 8 +++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/ppremake/configure.in b/ppremake/configure.in
index 2b5855aefa..6efb6cd340 100644
--- a/ppremake/configure.in
+++ b/ppremake/configure.in
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 AC_INIT(ppremake.cxx)
-AM_INIT_AUTOMAKE(ppremake, 0.57)
+AM_INIT_AUTOMAKE(ppremake, 0.58)
 AM_CONFIG_HEADER(config.h)
 
 AC_PREFIX_DEFAULT(/usr/local/panda)
diff --git a/ppremake/ppScope.cxx b/ppremake/ppScope.cxx
index 2aee6b330f..688b04a300 100644
--- a/ppremake/ppScope.cxx
+++ b/ppremake/ppScope.cxx
@@ -2703,10 +2703,13 @@ expand_dependencies(const string &params) {
   vector<string> filenames;
   tokenize_whitespace(expand_string(params), filenames);
 
+  PPDirectory *directory = get_directory();
+  assert(directory != (PPDirectory *)NULL);
+
   vector<string> results;
   vector<string>::const_iterator fi;
   for (fi = filenames.begin(); fi != filenames.end(); ++fi) {
-    PPDependableFile *file = _directory->get_dependable_file(*fi, false);
+    PPDependableFile *file = directory->get_dependable_file(*fi, false);
     assert(file != (PPDependableFile *)NULL);
 
     vector<PPDependableFile *> files;
@@ -2722,6 +2725,9 @@ expand_dependencies(const string &params) {
     }
   }
 
+  sort(results.begin(), results.end());
+  results.erase(unique(results.begin(), results.end()), results.end());
+
   string result = repaste(results, " ");
   return result;
 }