From 2f8d7092bc2c9609fa98d6888106b96f38b22828 Mon Sep 17 00:00:00 2001
From: dan miller
Date: Sun, 21 Oct 2007 08:36:32 +0000
Subject: libraries moved to opensim-libs, a new repository

---
 libraries/sqlite/win32/vdbefifo.c | 114 --------------------------------------
 1 file changed, 114 deletions(-)
 delete mode 100755 libraries/sqlite/win32/vdbefifo.c

(limited to 'libraries/sqlite/win32/vdbefifo.c')

diff --git a/libraries/sqlite/win32/vdbefifo.c b/libraries/sqlite/win32/vdbefifo.c
deleted file mode 100755
index f03f5c6..0000000
--- a/libraries/sqlite/win32/vdbefifo.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
-** 2005 June 16
-**
-** The author disclaims copyright to this source code.  In place of
-** a legal notice, here is a blessing:
-**
-**    May you do good and not evil.
-**    May you find forgiveness for yourself and forgive others.
-**    May you share freely, never taking more than you give.
-**
-*************************************************************************
-** This file implements a FIFO queue of rowids used for processing
-** UPDATE and DELETE statements.
-*/
-#include "sqliteInt.h"
-#include "vdbeInt.h"
-
-/*
-** Allocate a new FifoPage and return a pointer to it.  Return NULL if
-** we run out of memory.  Leave space on the page for nEntry entries.
-*/
-static FifoPage *allocateFifoPage(int nEntry){
-  FifoPage *pPage;
-  if( nEntry>32767 ){
-    nEntry = 32767;
-  }
-  pPage = sqlite3_malloc( sizeof(FifoPage) + sizeof(i64)*(nEntry-1) );
-  if( pPage ){
-    pPage->nSlot = nEntry;
-    pPage->iWrite = 0;
-    pPage->iRead = 0;
-    pPage->pNext = 0;
-  }
-  return pPage;
-}
-
-/*
-** Initialize a Fifo structure.
-*/
-void sqlite3VdbeFifoInit(Fifo *pFifo){
-  memset(pFifo, 0, sizeof(*pFifo));
-}
-
-/*
-** Push a single 64-bit integer value into the Fifo.  Return SQLITE_OK
-** normally.   SQLITE_NOMEM is returned if we are unable to allocate
-** memory.
-*/
-int sqlite3VdbeFifoPush(Fifo *pFifo, i64 val){
-  FifoPage *pPage;
-  pPage = pFifo->pLast;
-  if( pPage==0 ){
-    pPage = pFifo->pLast = pFifo->pFirst = allocateFifoPage(20);
-    if( pPage==0 ){
-      return SQLITE_NOMEM;
-    }
-  }else if( pPage->iWrite>=pPage->nSlot ){
-    pPage->pNext = allocateFifoPage(pFifo->nEntry);
-    if( pPage->pNext==0 ){
-      return SQLITE_NOMEM;
-    }
-    pPage = pFifo->pLast = pPage->pNext;
-  }
-  pPage->aSlot[pPage->iWrite++] = val;
-  pFifo->nEntry++;
-  return SQLITE_OK;
-}
-
-/*
-** Extract a single 64-bit integer value from the Fifo.  The integer
-** extracted is the one least recently inserted.  If the Fifo is empty
-** return SQLITE_DONE.
-*/
-int sqlite3VdbeFifoPop(Fifo *pFifo, i64 *pVal){
-  FifoPage *pPage;
-  if( pFifo->nEntry==0 ){
-    return SQLITE_DONE;
-  }
-  assert( pFifo->nEntry>0 );
-  pPage = pFifo->pFirst;
-  assert( pPage!=0 );
-  assert( pPage->iWrite>pPage->iRead );
-  assert( pPage->iWrite<=pPage->nSlot );
-  assert( pPage->iRead<pPage->nSlot );
-  assert( pPage->iRead>=0 );
-  *pVal = pPage->aSlot[pPage->iRead++];
-  pFifo->nEntry--;
-  if( pPage->iRead>=pPage->iWrite ){
-    pFifo->pFirst = pPage->pNext;
-    sqlite3_free(pPage);
-    if( pFifo->nEntry==0 ){
-      assert( pFifo->pLast==pPage );
-      pFifo->pLast = 0;
-    }else{
-      assert( pFifo->pFirst!=0 );
-    }
-  }else{
-    assert( pFifo->nEntry>0 );
-  }
-  return SQLITE_OK;
-}
-
-/*
-** Delete all information from a Fifo object.   Free all memory held
-** by the Fifo.
-*/
-void sqlite3VdbeFifoClear(Fifo *pFifo){
-  FifoPage *pPage, *pNextPage;
-  for(pPage=pFifo->pFirst; pPage; pPage=pNextPage){
-    pNextPage = pPage->pNext;
-    sqlite3_free(pPage);
-  }
-  sqlite3VdbeFifoInit(pFifo);
-}
-- 
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