From c972a253ea69033521a0505b02bcc491551ed348 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Mon, 11 Jul 2016 06:48:06 +0200
Subject: [PATCH] Saves NVR on exit, fatal, and before any kind of menu or
 configuration change triggered reset, rather than every second. Should
 improve performance and reduce disk writes.

---
 src/nvr.c | 1 -
 src/pc.c  | 1 +
 src/rtc.c | 1 -
 src/win.c | 4 ++++
 4 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/nvr.c b/src/nvr.c
index f9eea38e2..ef0932c9f 100644
--- a/src/nvr.c
+++ b/src/nvr.c
@@ -71,7 +71,6 @@ void nvr_onesec(void *p)
                 {
                         nvr_update_status = RTCUIP;
                         if (!enable_sync)  rtc_tick();
-                        nvr_dosave = 1;
                 }
         }
         else if (nvr_onesec_cnt == 73)	/* 73 of our cycles means 244+1984 us = update in progress time per the specification. */
diff --git a/src/pc.c b/src/pc.c
index 61a8f5fb5..0cb9b0962 100644
--- a/src/pc.c
+++ b/src/pc.c
@@ -91,6 +91,7 @@ void fatal(const char *format, ...)
    vprintf(format, ap);
    va_end(ap);
    fflush(stdout);
+   savenvr();
    dumppic();
    dumpregs();
    fflush(stdout);
diff --git a/src/rtc.c b/src/rtc.c
index 80a66843d..21a60e6a5 100644
--- a/src/rtc.c
+++ b/src/rtc.c
@@ -85,7 +85,6 @@ static void rtc_recalc()
                 internal_clock.mon = 1;
                 internal_clock.year++;
         }
-        nvr_dosave = 1;
 }
 
 /* Called when ticking the second */
diff --git a/src/win.c b/src/win.c
index 9cd10e6a9..2384958a1 100644
--- a/src/win.c
+++ b/src/win.c
@@ -792,6 +792,7 @@ int WINAPI WinMain (HINSTANCE hThisInstance,
         TerminateThread(mainthreadh,0);
 //        pclog("Quited? %i\n",quited);
 //        pclog("Closepc\n");
+        savenvr();
         if (save_window_pos && window_remember)
                 saveconfig();
          closepc();
@@ -957,6 +958,7 @@ LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM
                         case IDM_FILE_RESET:
                         pause=1;
                         Sleep(100);
+                        savenvr();
                         resetpc();
                         pause=0;
                         break;
@@ -964,12 +966,14 @@ LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM
                         case IDM_FILE_HRESET:
                         pause=1;
                         Sleep(100);
+                        savenvr();
                         resetpchard();
                         pause=0;
                         break;
                         case IDM_FILE_RESET_CAD:
                         pause=1;
                         Sleep(100);
+                        savenvr();
                         resetpc_cad();
                         pause=0;
                         break;