From da21dd5dc9cece281c83f3011eb9efbeb5ada45a Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Wed, 24 Oct 2007 02:41:56 +0000
Subject: Tried to get archive operators to recognize pointers, no luck so far.

---
 src/archive.cpp | 14 ++++++++++++++
 src/archive.h   | 25 ++++++++++++++++++++++++-
 2 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/src/archive.cpp b/src/archive.cpp
index 7208bae..11c632a 100644
--- a/src/archive.cpp
+++ b/src/archive.cpp
@@ -325,6 +325,20 @@ Bu::Archive &Bu::operator>>(Bu::Archive &s, Bu::Archival &p)
 	return s;
 }
 
+Bu::Archive &Bu::operator<<(Bu::Archive &ar, class Bu::Archival *p )
+{
+	printf("Writing a pointer to an archive...\n");
+	ar << *p;
+	return ar;
+}
+
+Bu::Archive &Bu::operator>>(Bu::Archive &ar, class Bu::Archival *p )
+{
+	printf("Reading a pointer to an archive...\n");
+	ar >> *p;
+	return ar;
+}
+
 Bu::Archive &Bu::operator<<( Bu::Archive &ar, std::string &s )
 {
 	ar << (uint32_t)s.length();
diff --git a/src/archive.h b/src/archive.h
index b5477bb..dfaf327 100644
--- a/src/archive.h
+++ b/src/archive.h
@@ -120,8 +120,28 @@ namespace Bu
 		virtual Archive &operator&&(double &);
 		virtual Archive &operator&&(long double &);
 
+		/**
+		 * For storage, get an ID for the pointer to the object you're going to
+		 * write.
+		 */
 		uint32_t getID( const void *ptr );
+
+		/**
+		 * For loading.  Assosiates an empty pointer with an id.  When you wind
+		 * up loading an id reference to a pointer for an object that may or
+		 * may not have loaded yet, call this with the id, if it has been loaded
+		 * already, you'll immediately get a pointer, if not, it will write one
+		 * for you when the time comes.
+		 */
 		void assocPtrID( void **ptr, uint32_t id );
+
+		/**
+		 * For loading.  Call this when you load an object that other things may
+		 * have pointers to.  It will assosiate every pointer that's been
+		 * registered with assocPtrID to the pointer passed in, and id passed
+		 * in.  It will also set things up so future calls to assocPtrID will
+		 * automatically succeed immediately.
+		 */
 		void readID( const void *ptr, uint32_t id );
 
 	private:
@@ -134,7 +154,7 @@ namespace Bu
 	Archive &operator<<(Archive &, class Bu::Archival &);
 	Archive &operator>>(Archive &, class Bu::Archival &);
 	//Archive &operator&&(Archive &s, class Bu::Archival &p);
-
+	
 	Archive &operator<<(Archive &, std::string &);
 	Archive &operator>>(Archive &, std::string &);
 	//Archive &operator&&(Archive &, std::string &);
@@ -178,6 +198,9 @@ namespace Bu
 
 		return ar;
 	}
+	
+	Archive &operator<<(Archive &, class Bu::Archival *p);
+	Archive &operator>>(Archive &, class Bu::Archival *p);
 
 	template<typename key, typename value>
 	Archive &operator<<( Archive &ar, Hash<key,value> &h )
-- 
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