From f4027782b09ed983e977b8d0e5b25800995b77bb Mon Sep 17 00:00:00 2001
From: danielk1977 <danielk1977@noemail.net>
Date: Mon, 30 Mar 2009 18:50:04 +0000
Subject: [PATCH] Fix a case where a pointer map page was not being journalled
 before a file truncation that occurs as part of an incremental vacuum. (CVS
 6413)

FossilOrigin-Name: c5890935a0247090162feda73cfea85012317050
---
 manifest      | 14 +++++++-------
 manifest.uuid |  2 +-
 src/btree.c   | 14 +++++++++++++-
 3 files changed, 21 insertions(+), 9 deletions(-)

diff --git a/manifest b/manifest
index d4617f53a8..3833cd891e 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Add\sa\scomment\sto\sthe\spageReinit()\sroutine\sexplaining\swhy\sthe\sreturn\scode\sfrom\nsqlite3BtreeInitPage()\sis\signored.\s\sComment\schange\sonly\s-\sno\schanges\sto\scode.\s(CVS\s6412)
-D 2009-03-30T17:19:48
+C Fix\sa\scase\swhere\sa\spointer\smap\spage\swas\snot\sbeing\sjournalled\sbefore\sa\sfile\struncation\sthat\soccurs\sas\spart\sof\san\sincremental\svacuum.\s(CVS\s6413)
+D 2009-03-30T18:50:05
 F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
 F Makefile.in 583e87706abc3026960ed759aff6371faf84c211
 F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@@ -103,7 +103,7 @@ F src/auth.c c8b2ab5c8bad4bd90ed7c294694f48269162c627
 F src/backup.c 0082d0e5a63f04e88faee0dff0a7d63d3e92a78d
 F src/bitvec.c 44f7059ac1f874d364b34af31b9617e52223ba75
 F src/btmutex.c 341502bc496dc0840dcb00cde65680fb0e85c3ab
-F src/btree.c 244dddea3a0550b033beb0aff11fbe063e6737d9
+F src/btree.c 304c18b7e3d6e921764cede594c36e755200ce08
 F src/btree.h e302c5747494067cd4f5763000fbe7bca767d816
 F src/btreeInt.h df64030d632f8c8ac217ed52e8b6b3eacacb33a5
 F src/build.c be2bdaf2a3f6b24ef08dc14b9fd33aa84c689908
@@ -711,7 +711,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
 F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
-P 3c9097f19adae071a12e1114f64993d0c1da1163
-R c15d6b785082eeb631152837ce181dcc
-U drh
-Z cfb8b82928a38324cd93571c1fccef55
+P 10f605be8c92ff94625a0da0e23b2ffd55ec7509
+R 8a7b0aa172e739710d3e54157b5e7053
+U danielk1977
+Z 84289aac0f47d82d363ee3a15fa700f0
diff --git a/manifest.uuid b/manifest.uuid
index d9b25a0bb6..fb3284b47a 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-10f605be8c92ff94625a0da0e23b2ffd55ec7509
\ No newline at end of file
+c5890935a0247090162feda73cfea85012317050
\ No newline at end of file
diff --git a/src/btree.c b/src/btree.c
index 9ab33ffff4..c09d778530 100644
--- a/src/btree.c
+++ b/src/btree.c
@@ -9,7 +9,7 @@
 **    May you share freely, never taking more than you give.
 **
 *************************************************************************
-** $Id: btree.c,v 1.581 2009/03/30 17:19:48 drh Exp $
+** $Id: btree.c,v 1.582 2009/03/30 18:50:05 danielk1977 Exp $
 **
 ** This file implements a external (disk-based) database using BTrees.
 ** See the header comment on "btreeInt.h" for additional information.
@@ -2480,6 +2480,18 @@ static int incrVacuumStep(BtShared *pBt, Pgno nFin, Pgno iLastPg){
   if( nFin==0 ){
     iLastPg--;
     while( iLastPg==PENDING_BYTE_PAGE(pBt)||PTRMAP_ISPAGE(pBt, iLastPg) ){
+      if( PTRMAP_ISPAGE(pBt, iLastPg) ){
+        MemPage *pPg;
+        int rc = sqlite3BtreeGetPage(pBt, iLastPg, &pPg, 0);
+        if( rc!=SQLITE_OK ){
+          return rc;
+        }
+        rc = sqlite3PagerWrite(pPg->pDbPage);
+        releasePage(pPg);
+        if( rc!=SQLITE_OK ){
+          return rc;
+        }
+      }
       iLastPg--;
     }
     sqlite3PagerTruncateImage(pBt->pPager, iLastPg);