From 7c49f771048db99041e5544530282df07f4b0bae Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Fri, 29 Jul 2016 00:58:22 -0700
Subject: Support renaming files under an ldid::UnionFolder.

---
 ldid.hpp | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

(limited to 'ldid.hpp')

diff --git a/ldid.hpp b/ldid.hpp
index 40b1c8b..5b2efda 100644
--- a/ldid.hpp
+++ b/ldid.hpp
@@ -107,7 +107,13 @@ class UnionFolder :
     };
 
     Folder &parent_;
-    std::map<std::string, StringBuffer> files_;
+    std::set<std::string> deletes_;
+
+    std::map<std::string, std::string> remaps_;
+    std::map<std::string, StringBuffer> resets_;
+
+    std::string Map(const std::string &path);
+    void Map(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const std::string &file, const Functor<void (std::streambuf &, const Functor<void (std::streambuf &, std::streambuf &)> &)> &save);
 
   public:
     UnionFolder(Folder &parent);
@@ -116,8 +122,18 @@ class UnionFolder :
     virtual bool Open(const std::string &path, const Functor<void (std::streambuf &)> &code);
     virtual void Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code);
 
+    void operator ()(const std::string &from) {
+        deletes_.insert(from);
+    }
+
+    void operator ()(const std::string &from, const std::string &to) {
+        operator ()(from);
+        remaps_[to] = from;
+    }
+
     std::stringbuf &operator [](const std::string &path) {
-        return files_[path];
+        operator ()(path);
+        return resets_[path];
     }
 };
 
-- 
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