From 39788873b0b99c85bb6d8c6b5da9ead619b38411 Mon Sep 17 00:00:00 2001
From: Luca Bruno <lucab@debian.org>
Date: Sun, 18 Jan 2015 16:28:09 +0100
Subject: [PATCH] save: factor-out presave/postload dispatchers

Signed-off-by: Luca Bruno <lucab@debian.org>
---
 src/emu/save.c | 28 ++++++++++++++++++++++++----
 src/emu/save.h |  4 ++++
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/src/emu/save.c b/src/emu/save.c
index d7d8ba57ab5..98c23caf4a0 100644
--- a/src/emu/save.c
+++ b/src/emu/save.c
@@ -213,6 +213,17 @@ save_error save_manager::check_file(running_machine &machine, emu_file &file, co
 	return validate_header(header, gamename, sig, errormsg, "");
 }
 
+//-------------------------------------------------
+//  dispatch_postload - invoke all registered
+//  postload callbacks for updates
+//-------------------------------------------------
+
+
+void save_manager::dispatch_postload()
+{
+	for (state_callback *func = m_postload_list.first(); func != NULL; func = func->next())
+		func->m_func();
+}
 
 //-------------------------------------------------
 //  read_file - read the data from a file
@@ -253,12 +264,22 @@ save_error save_manager::read_file(emu_file &file)
 	}
 
 	// call the post-load functions
-	for (state_callback *func = m_postload_list.first(); func != NULL; func = func->next())
-		func->m_func();
+	dispatch_postload();
 
 	return STATERR_NONE;
 }
 
+//-------------------------------------------------
+//  dispatch_presave - invoke all registered
+//  presave callbacks for updates
+//-------------------------------------------------
+
+
+void save_manager::dispatch_presave()
+{
+	for (state_callback *func = m_presave_list.first(); func != NULL; func = func->next())
+		func->m_func();
+}
 
 //-------------------------------------------------
 //  write_file - writes the data to a file
@@ -287,8 +308,7 @@ save_error save_manager::write_file(emu_file &file)
 	file.compress(FCOMPRESS_MEDIUM);
 
 	// call the pre-save functions
-	for (state_callback *func = m_presave_list.first(); func != NULL; func = func->next())
-		func->m_func();
+	dispatch_presave();
 
 	// then write all the data
 	for (state_entry *entry = m_entry_list.first(); entry != NULL; entry = entry->next())
diff --git a/src/emu/save.h b/src/emu/save.h
index 8fc537e1289..7e00daf3fd1 100644
--- a/src/emu/save.h
+++ b/src/emu/save.h
@@ -99,6 +99,10 @@ public:
 	void register_presave(save_prepost_delegate func);
 	void register_postload(save_prepost_delegate func);
 
+	// callback dispatching
+	void dispatch_presave();
+	void dispatch_postload();
+
 	// generic memory registration
 	void save_memory(const char *module, const char *tag, UINT32 index, const char *name, void *val, UINT32 valsize, UINT32 valcount = 1);