Fix the VACUUM command so that it does not commit a transaction when it is

mistakenly run within a transaction - it should leave the transaction open. (CVS 6200)

FossilOrigin-Name: 75cc709be46ae2096d2ba3e7ac58de8140f8130c

manifest

@@ -1,5 +1,5 @@
-C Silence\sa\sC++\sbuilder\swarning\sby\swriting\s"if(\s(rc\s=\sfunction())!=SQLITE_OK\s)"\sinstead\sof\s"if(\s(rc\s=\sfunction())\s)"\sin\stwo\splaces\sin\spager.c.\sTicket\s#3605.\s(CVS\s6199)
-D 2009-01-22T17:12:40
+C Fix\sthe\sVACUUM\scommand\sso\sthat\sit\sdoes\snot\scommit\sa\stransaction\swhen\sit\sis\nmistakenly\srun\swithin\sa\stransaction\s-\sit\sshould\sleave\sthe\stransaction\sopen.\s(CVS\s6200)
+D 2009-01-22T23:04:46
 F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
 F Makefile.in 6619a1b72de7ada2bb7be97862913e27c6f5e339
 F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@@ -197,7 +197,7 @@ F src/trigger.c ca6d78f7c1314053800386ca64361e487774fda3
 F src/update.c 8c4925f9ca664effc8a1faaad67449d2074567b1
 F src/utf.c 1da9c832dba0fa8f865b5b902d93f420a1ee4245
 F src/util.c f1ac1bcd3ec5e3300982031504659b6f9435de33
-F src/vacuum.c 383d6297bddc011ab04a9eed110db6eaf523e8e9
+F src/vacuum.c b78c2bfdefc1b1d9aa5d82d57c333c5fde7be5a6
 F src/vdbe.c e14b330e7b9b27dd9eb1595f47aedea30acfd521
 F src/vdbe.h 03516f28bf5aca00a53c4dccd6c313f96adb94f6
 F src/vdbeInt.h 5530e45fc64c1572f123aca384096e1b84cf834b
@@ -636,7 +636,7 @@ F test/types3.test a0f66bf12f80fad89493535474f7a6d16fa58150
 F test/unique.test 0253c4227a5dc533e312202ce21ecfad18058d18
 F test/update.test 8bc86fd7ef1a00014f76dc6a6a7c974df4aef172
 F test/utf16align.test 54cd35a27c005a9b6e7815d887718780b6a462ae
-F test/vacuum.test 0bc75ee74ab9c69322d6563aa2287375697e630b
+F test/vacuum.test 07eff517a871f08165251860438cf8bbd87d6ed4
 F test/vacuum2.test fd87eec0ed72c6cc0809f7867929e2895affed92
 F test/vacuum3.test f39ad1428347c5808cd2da7578c470f186a4d0ce
 F test/varint.test ab7b110089a08b9926ed7390e7e97bdefeb74102
@@ -697,7 +697,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
 F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
-P 5b3c075f96be9671d0bcffe928589b211559e835
-R e938b7b7fa3e36fc9a9f9f554a515468
-U danielk1977
-Z b95c8b01176e8428a4928755639de430
+P 78ae96def54026461c0d03a90394480f724ea584
+R b9c2aadad22cb62a07734ad4365fba0e
+U drh
+Z 23b2dc2d7661a21482fba1cdc855f298

manifest.uuid

@@ -1 +1 @@
-78ae96def54026461c0d03a90394480f724ea584
+75cc709be46ae2096d2ba3e7ac58de8140f8130c

src/vacuum.c

@@ -14,7 +14,7 @@
 ** Most of the code in this file may be omitted by defining the
 ** SQLITE_OMIT_VACUUM macro.
 **
-** $Id: vacuum.c,v 1.84 2008/11/17 19:18:55 danielk1977 Exp $
+** $Id: vacuum.c,v 1.85 2009/01/22 23:04:46 drh Exp $
 */
 #include "sqliteInt.h"
 #include "vdbeInt.h"
@@ -91,17 +91,17 @@ int sqlite3RunVacuum(char **pzErrMsg, sqlite3 *db){
   int isMemDb;            /* True is vacuuming a :memory: database */
   int nRes;
 
+  if( !db->autoCommit ){
+    sqlite3SetString(pzErrMsg, db, "cannot VACUUM from within a transaction");
+    return SQLITE_ERROR;
+  }
+
   /* Save the current value of the write-schema flag before setting it. */
   saved_flags = db->flags;
   saved_nChange = db->nChange;
   saved_nTotalChange = db->nTotalChange;
   db->flags |= SQLITE_WriteSchema | SQLITE_IgnoreChecks;
 
-  if( !db->autoCommit ){
-    sqlite3SetString(pzErrMsg, db, "cannot VACUUM from within a transaction");
-    rc = SQLITE_ERROR;
-    goto end_of_vacuum;
-  }
   pMain = db->aDb[0].pBt;
   pMainPager = sqlite3BtreePager(pMain);
   isMemDb = sqlite3PagerFile(pMainPager)->pMethods==0;

test/vacuum.test

@@ -11,7 +11,7 @@
 # This file implements regression tests for SQLite library.  The
 # focus of this file is testing the VACUUM statement.
 #
-# $Id: vacuum.test,v 1.41 2008/04/15 02:36:34 drh Exp $
+# $Id: vacuum.test,v 1.42 2009/01/22 23:04:47 drh Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
@@ -102,14 +102,18 @@ ifcapable vacuum {
   } {1}
 }
 ifcapable vacuum {
-  do_test vacuum-2.1 {
+  do_test vacuum-2.1.1 {
     catchsql {
       BEGIN;
       VACUUM;
-      COMMIT;
     }
   } {1 {cannot VACUUM from within a transaction}}
-  catch {db eval COMMIT}
+  do_test vacuum-2.1.2 {
+    sqlite3_get_autocommit db
+  } {0}
+  do_test vacuum-2.1.3 {
+    db eval {COMMIT}
+  } {}
 }
 do_test vacuum-2.2 {
   sqlite3 db2 test.db