From f9d18e472bd853c2849de8aee6b8498f20e254f4 Mon Sep 17 00:00:00 2001
From: drh <drh@noemail.net>
Date: Mon, 1 Apr 2013 17:56:28 +0000
Subject: [PATCH] Bug fix in the winMapfile() subroutine:  Be sure to record
 the map object handle in the sqlite3_file object.

FossilOrigin-Name: ee4d188e207efa24a26776fa4f025c6ac39cce73
---
 manifest      | 12 ++++++------
 manifest.uuid |  2 +-
 src/os_win.c  | 17 ++++++++---------
 3 files changed, 15 insertions(+), 16 deletions(-)

diff --git a/manifest b/manifest
index e6eca96ae6..e46bdd10e1 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Add\sxFetch\sand\sxUnfetch\smethods\sto\sthe\sos_win.c\sVFS.
-D 2013-04-01T17:22:51.830
+C Bug\sfix\sin\sthe\swinMapfile()\ssubroutine:\s\sBe\ssure\sto\srecord\sthe\smap\sobject\nhandle\sin\sthe\ssqlite3_file\sobject.
+D 2013-04-01T17:56:28.844
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in df3e48659d80e1b7765785d8d66c86b320f72cc7
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -161,7 +161,7 @@ F src/os.c 809d0707cec693e1b9b376ab229271ad74c3d35d
 F src/os.h ae08bcc5f6ec6b339f4a2adf3931bb88cc14c3e4
 F src/os_common.h 92815ed65f805560b66166e3583470ff94478f04
 F src/os_unix.c d6981218583748080374ed98a03f6a87e2bdc9e0
-F src/os_win.c f705e7ce230f86104dedcc2987a21d564b236659
+F src/os_win.c 390653f5c9b216bd445366f3c2b4863e52d51c24
 F src/pager.c 2b9980e87296812a6ce51121a3335550ae25e3ec
 F src/pager.h 5cb78b8e1adfd5451e600be7719f5a99d87ac3b1
 F src/parse.y 5d5e12772845805fdfeb889163516b84fbb9ae95
@@ -1040,7 +1040,7 @@ F tool/vdbe-compress.tcl f12c884766bd14277f4fcedcae07078011717381
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh fbc018d67fd7395f440c28f33ef0f94420226381
 F tool/win/sqlite.vsix 97894c2790eda7b5bce3cc79cb2a8ec2fde9b3ac
-P a1040f0397d57855500926494c978623286ddc77
-R 52b13f77704d4760e77e0cfd9ab57bff
+P a1653a257d6af6e8b10c819e68b12f6c2f485811
+R 88910ffb14df2e25c8fd9ccc5fce98d7
 U drh
-Z 878a27609130450cef13cc90a8feab48
+Z d2117afc31dea61942683c2e81660a00
diff --git a/manifest.uuid b/manifest.uuid
index c685b6feac..2f1539dbd2 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-a1653a257d6af6e8b10c819e68b12f6c2f485811
\ No newline at end of file
+ee4d188e207efa24a26776fa4f025c6ac39cce73
\ No newline at end of file
diff --git a/src/os_win.c b/src/os_win.c
index b1f5748638..5ce5a4762a 100644
--- a/src/os_win.c
+++ b/src/os_win.c
@@ -3555,7 +3555,6 @@ static int winUnmapfile(winFile *pFile){
 static int winMapfile(winFile *pFd, sqlite3_int64 nByte){
   sqlite3_int64 nMap = nByte;
   int rc;
-  HANDLE hMap = NULL;             /* New mapping handle */
 
   assert( nMap>=0 || pFd->nFetchOut==0 );
   if( pFd->nFetchOut>0 ) return SQLITE_OK;
@@ -3584,17 +3583,17 @@ static int winMapfile(winFile *pFd, sqlite3_int64 nByte){
       flags |= FILE_MAP_WRITE;
     }
 #if SQLITE_OS_WINRT
-    hMap = osCreateFileMappingFromApp(pFd->h, NULL, protect, nMap, NULL);
+    pFd->hMap = osCreateFileMappingFromApp(pFd->h, NULL, protect, nMap, NULL);
 #elif defined(SQLITE_WIN32_HAS_WIDE)
-    hMap = osCreateFileMappingW(pFd->h, NULL, protect,
+    pFd->hMap = osCreateFileMappingW(pFd->h, NULL, protect,
                                 (DWORD)((nMap>>32) & 0xffffffff),
                                 (DWORD)(nMap & 0xffffffff), NULL);
 #elif defined(SQLITE_WIN32_HAS_ANSI)
-    hMap = osCreateFileMappingA(pFd->h, NULL, protect,
+    pFd->hMap = osCreateFileMappingA(pFd->h, NULL, protect,
                                 (DWORD)((nMap>>32) & 0xffffffff),
                                 (DWORD)(nMap & 0xffffffff), NULL);
 #endif
-    if( hMap==NULL ){
+    if( pFd->hMap==NULL ){
       pFd->lastErrno = osGetLastError();
       rc = winLogError(SQLITE_IOERR_MMAP, pFd->lastErrno,
                        "winMapfile", pFd->zPath);
@@ -3603,13 +3602,13 @@ static int winMapfile(winFile *pFd, sqlite3_int64 nByte){
     }
     assert( (nNewRnd % winSysInfo.dwPageSize)==0 );
 #if SQLITE_OS_WINRT
-    pNew = osMapViewOfFileFromApp(hMap, flags, 0, nMap);
+    pNew = osMapViewOfFileFromApp(pFd->hMap, flags, 0, nMap);
 #else
-    pNew = osMapViewOfFile(hMap, flags, 0, 0, (SIZE_T)nMap);
+    pNew = osMapViewOfFile(pFd->hMap, flags, 0, 0, (SIZE_T)nMap);
 #endif
     if( pNew==NULL ){
-      osCloseHandle(hMap);
-      hMap = NULL;
+      osCloseHandle(pFd->hMap);
+      pFd->hMap = NULL;
       pFd->lastErrno = osGetLastError();
       winLogError(SQLITE_IOERR_MMAP, pFd->lastErrno,
                   "winMapfile", pFd->zPath);
-- 
2.47.2