commit 32928efdfdc13d90a29d0506ae8a2cd24c4dd017
Author:     Thomas A. Birkel <capnclever@gmail.com>
AuthorDate: Thu Oct 27 17:24:04 2016 -0400
Commit:     Thomas A. Birkel <capnclever@gmail.com>
CommitDate: Thu Oct 27 17:24:04 2016 -0400

    heretic/p_saveg.c: Reproduce vanilla savegame error

    Removes SaveGameType variable, since the SVG_RAM code was never used.
---
 src/heretic/p_saveg.c | 44 +++++++++-----------------------------------
 1 file changed, 9 insertions(+), 35 deletions(-)

diff --git a/src/heretic/p_saveg.c b/src/heretic/p_saveg.c
index 34e9e906..b8d268f4 100644
--- a/src/heretic/p_saveg.c
+++ b/src/heretic/p_saveg.c
@@ -29,7 +29,6 @@
 #define SVG_FILE 1

 static FILE *SaveGameFP;
-static int SaveGameType;
 static byte *savebuffer, *save_p;


@@ -63,13 +62,11 @@ char *SV_Filename(int slot)

 void SV_Open(char *fileName)
 {
-    SaveGameType = SVG_FILE;
     SaveGameFP = fopen(fileName, "wb");
 }

 void SV_OpenRead(char *filename)
 {
-    SaveGameType = SVG_FILE;
     SaveGameFP = fopen(filename, "rb");
 }

@@ -81,23 +78,16 @@ void SV_OpenRead(char *filename)

 void SV_Close(char *fileName)
 {
-    int length;
-
     SV_WriteByte(SAVE_GAME_TERMINATOR);
-    if (SaveGameType == SVG_RAM)
+
+    // Enforce the same savegame size limit as in Vanilla Heretic
+
+    if (ftell(SaveGameFP) > SAVEGAMESIZE)
     {
-        length = save_p - savebuffer;
-        if (length > SAVEGAMESIZE)
-        {
-            I_Error("Savegame buffer overrun");
-        }
-        M_WriteFile(fileName, savebuffer, length);
-        Z_Free(savebuffer);
-    }
-    else
-    {                           // SVG_FILE
-        fclose(SaveGameFP);
+        I_Error("Savegame buffer overrun");
     }
+
+    fclose(SaveGameFP);
 }

 //==========================================================================
@@ -108,15 +98,7 @@ void SV_Close(char *fileName)

 void SV_Write(void *buffer, int size)
 {
-    if (SaveGameType == SVG_RAM)
-    {
-        memcpy(save_p, buffer, size);
-        save_p += size;
-    }
-    else
-    {                           // SVG_FILE
-        fwrite(buffer, size, 1, SaveGameFP);
-    }
+    fwrite(buffer, size, 1, SaveGameFP);
 }

 void SV_WriteByte(byte val)
@@ -151,15 +133,7 @@ void SV_WritePtr(void *ptr)

 void SV_Read(void *buffer, int size)
 {
-    if (SaveGameType == SVG_RAM)
-    {
-        memcpy(buffer, save_p, size);
-        save_p += size;
-    }
-    else
-    {                           // SVG_FILE
-        fread(buffer, size, 1, SaveGameFP);
-    }
+    fread(buffer, size, 1, SaveGameFP);
 }

 byte SV_ReadByte(void)