From: drh <drh@noemail.net>
Date: Thu, 12 Feb 2004 13:02:55 +0000 (+0000)
Subject: VACUUM returns SQLITE_INTERRUPT when interrupted.  Ticket #593. (CVS 1228)
X-Git-Tag: version-3.6.10~4840
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=93581642d264135db13fc2c174d25b887d7f25cd;p=thirdparty%2Fsqlite.git

VACUUM returns SQLITE_INTERRUPT when interrupted.  Ticket #593. (CVS 1228)

FossilOrigin-Name: 2fe9f5101cb0f743532912ece3d37f6c873e7025
---

diff --git a/manifest b/manifest
index 7e1fbc6ff4..68940ab758 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Only\sdefine\s_FILE_OFFSET_BITS\sif\sit\sis\snot\salready\sdefined.\s\sTicket\s#605.\s(CVS\s1227)
-D 2004-02-11T16:38:06
+C VACUUM\sreturns\sSQLITE_INTERRUPT\swhen\sinterrupted.\s\sTicket\s#593.\s(CVS\s1228)
+D 2004-02-12T13:02:56
 F Makefile.in cfd75c46b335881999333a9e4b982fa8491f200b
 F Makefile.linux-gcc b86a99c493a5bfb402d1d9178dcdc4bd4b32f906
 F README f1de682fbbd94899d50aca13d387d1b3fd3be2dd
@@ -60,8 +60,8 @@ F src/tokenize.c 8c95dcd2620b18dc0db1cdc97f9e111d11e55fe0
 F src/trigger.c ce83e017b407d046e909d05373d7f8ee70f9f7f9
 F src/update.c 24260b4fda00c9726d27699a0561d53c0dccc397
 F src/util.c 64995b5949a5d377629ffd2598747bc771cade1e
-F src/vacuum.c 717aa6da40105f0597edc9b81114c65860b60e69
-F src/vdbe.c dfd8b36fc51615f98eaa1d4e48e0c08a74ed4190
+F src/vacuum.c d9e80c2b36ee1f623dbf1bdf3cedad24a23f87ac
+F src/vdbe.c f665f4c1dcee0665f26b88b9e7ede74c4ab9edd5
 F src/vdbe.h 3957844e46fea71fd030e78f6a3bd2f7e320fb43
 F src/vdbeInt.h 8a3baf749115cba81a810b7a52208aef055eda7b
 F src/vdbeaux.c c55d87d6658487e87ef09ca80c1aa2f314024fed
@@ -94,6 +94,7 @@ F test/in.test 0de39b02ceeca90993b096822fb5a884661c5b47
 F test/index.test 9295deefbdb6dedbe01be8905f0c448fe5bd4079
 F test/insert.test a17b7f7017097afb2727aa5b67ceeb7ab0a120a1
 F test/insert2.test c288375a64dad3295044714f0dfed4a193cf067f
+F test/interrupt.test 09926d4d851864c99390545bd498348a1bf509e9
 F test/intpkey.test 9320af48415c594afd4e15f8ef0daa272e05502e
 F test/ioerr.test 5dbaf09f96b56ee01cf3edd762b96eb4ad2c9ca4
 F test/join.test 9ef6aabaac9de51d5fc41e68d1f4355da05a84cd
@@ -183,7 +184,7 @@ F www/sqlite.tcl 3c83b08cf9f18aa2d69453ff441a36c40e431604
 F www/tclsqlite.tcl b9271d44dcf147a93c98f8ecf28c927307abd6da
 F www/vdbe.tcl 9b9095d4495f37697fd1935d10e14c6015e80aa1
 F www/whentouse.tcl a8335bce47cc2fddb07f19052cb0cb4d9129a8e4
-P 95989717e17d52b2306374f5cf7613c3bd4e7801
-R b0ef506232fcb43485a462696bd54cae
+P 300c5543dc83c6b7eacb0c81ed06f95004c0f6d8
+R 6e5176bc612d6cf5beab95037a0e3778
 U drh
-Z 354e64ccc1227b93fa380b7cc20e6771
+Z d702251833e256e19bf4070671ed3290
diff --git a/manifest.uuid b/manifest.uuid
index 5e519c8684..ab9aafda61 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-300c5543dc83c6b7eacb0c81ed06f95004c0f6d8
\ No newline at end of file
+2fe9f5101cb0f743532912ece3d37f6c873e7025
\ No newline at end of file
diff --git a/src/vacuum.c b/src/vacuum.c
index 623bc3fc10..49624360e2 100644
--- a/src/vacuum.c
+++ b/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 1.10 2004/02/11 09:46:33 drh Exp $
+** $Id: vacuum.c,v 1.11 2004/02/12 13:02:56 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -108,7 +108,6 @@ static int execsql(char **pzErrMsg, sqlite *db, const char *zSql){
 */
 static int vacuumCallback2(void *pArg, int argc, char **argv, char **NotUsed){
   vacuumStruct *p = (vacuumStruct*)pArg;
-  int rc = 0;
   const char *zSep = "(";
   int i;
 
@@ -127,8 +126,8 @@ static int vacuumCallback2(void *pArg, int argc, char **argv, char **NotUsed){
     }
   }
   appendText(&p->s2,")", 1);
-  rc = execsql(p->pzErrMsg, p->dbNew, p->s2.z);
-  return rc;
+  p->rc = execsql(p->pzErrMsg, p->dbNew, p->s2.z);
+  return p->rc;
 }
 
 /*
@@ -160,6 +159,7 @@ static int vacuumCallback1(void *pArg, int argc, char **argv, char **NotUsed){
       sqlite_freemem(zErrMsg);
     }
   }
+  if( rc!=SQLITE_ABORT ) p->rc = rc;
   return rc;
 }
 
@@ -170,7 +170,6 @@ static int vacuumCallback1(void *pArg, int argc, char **argv, char **NotUsed){
 */
 static int vacuumCallback3(void *pArg, int argc, char **argv, char **NotUsed){
   vacuumStruct *p = (vacuumStruct*)pArg;
-  int rc = 0;
   char zBuf[200];
   assert( argc==1 );
   if( argv==0 ) return 0;
@@ -178,8 +177,8 @@ static int vacuumCallback3(void *pArg, int argc, char **argv, char **NotUsed){
   assert( strlen(p->zPragma)<100 );
   assert( strlen(argv[0])<30 );
   sprintf(zBuf,"PRAGMA %s=%s;", p->zPragma, argv[0]);
-  rc = execsql(p->pzErrMsg, p->dbNew, zBuf);
-  return rc;
+  p->rc = execsql(p->pzErrMsg, p->dbNew, zBuf);
+  return p->rc;
 }
 
 /*
@@ -273,8 +272,8 @@ int sqliteRunVacuum(char **pzErrMsg, sqlite *db){
        zTemp, " - ", zErrMsg, (char*)0);
     goto end_of_vacuum;
   }
-  if( execsql(pzErrMsg, db, "BEGIN") ) goto end_of_vacuum;
-  if( execsql(pzErrMsg, dbNew, "PRAGMA synchronous=off; BEGIN") ){
+  if( (rc = execsql(pzErrMsg, db, "BEGIN"))!=0 ) goto end_of_vacuum;
+  if( (rc = execsql(pzErrMsg, dbNew, "PRAGMA synchronous=off; BEGIN"))!=0 ){
     goto end_of_vacuum;
   }
   
@@ -316,6 +315,7 @@ end_of_vacuum:
   sqliteFree(sVac.s2.z);
   if( zErrMsg ) sqlite_freemem(zErrMsg);
   if( rc==SQLITE_ABORT ) rc = SQLITE_ERROR;
-  return rc;
+  if( sVac.rc!=SQLITE_OK ) rc = sVac.rc;
+  return sVac.rc;
 #endif
 }
diff --git a/src/vdbe.c b/src/vdbe.c
index 1288502cdf..0a2ae1ba46 100644
--- a/src/vdbe.c
+++ b/src/vdbe.c
@@ -43,7 +43,7 @@
 ** in this file for details.  If in doubt, do not deviate from existing
 ** commenting and indentation practices when changing or adding code.
 **
-** $Id: vdbe.c,v 1.259 2004/02/11 09:46:33 drh Exp $
+** $Id: vdbe.c,v 1.260 2004/02/12 13:02:56 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -509,6 +509,7 @@ int sqliteVdbeExec(
     popStack(&pTos, p->popStack);
     p->popStack = 0;
   }
+  CHECK_FOR_INTERRUPT;
   for(pc=p->pc; rc==SQLITE_OK; pc++){
     assert( pc>=0 && pc<p->nOp );
     assert( pTos<=&p->aStack[pc] );
diff --git a/test/interrupt.test b/test/interrupt.test
new file mode 100644
index 0000000000..39bf917a6a
--- /dev/null
+++ b/test/interrupt.test
@@ -0,0 +1,109 @@
+# 2004 Feb 8
+#
+# 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 regression tests for SQLite library.  The
+# focus of this script is the sqlite_interrupt() API.
+#
+# $Id: interrupt.test,v 1.1 2004/02/12 13:02:57 drh Exp $
+
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# Compute a checksum on the entire database.
+#
+proc cksum {{db db}} {
+  set txt [$db eval {SELECT name, type, sql FROM sqlite_master}]\n
+  foreach tbl [$db eval {SELECT name FROM sqlite_master WHERE type='table'}] {
+    append txt [$db eval "SELECT * FROM $tbl"]\n
+  }
+  foreach prag {default_synchronous default_cache_size} {
+    append txt $prag-[$db eval "PRAGMA $prag"]\n
+  }
+  set cksum [string length $txt]-[md5 $txt]
+  # puts $cksum-[file size test.db]
+  return $cksum
+}
+
+# This routine attempts to execute the sql in $sql.  It triggers an
+# interrupt a progressively later and later points during the processing
+# and checks to make sure SQLITE_INTERRUPT is returned.  Eventually,
+# the routine completes successfully.
+#
+proc interrupt_test {testid sql result {initcnt 0}} {
+  set orig_sum [cksum]
+  set i $initcnt
+  while 1 {
+    incr i
+    set ::sqlite_interrupt_count $i
+    do_test $testid.$i.1 [format {
+      set ::r [catchsql %s]
+      set ::code [db errorcode]
+      expr {$::code==0 || $::code==9}
+    } [list $sql]] 1
+    if {$::code==9} {
+      do_test $testid.$i.2 {
+        cksum
+      } $orig_sum
+    } else {
+      do_test $testid.$i.99 {
+        set ::r
+      } [list 0 $result]
+      break
+    }
+  }
+  set ::sqlite_interrupt_count 0
+}
+
+do_test interrupt-1.1 {
+  execsql {
+    CREATE TABLE t1(a,b);
+    SELECT name FROM sqlite_master;
+  }
+} {t1}
+interrupt_test interrupt-1.2 {DROP TABLE t1} {}
+do_test interrupt-1.3 {
+  execsql {
+    SELECT name FROM sqlite_master;
+  }
+} {}
+integrity_check interrupt-1.4
+
+do_test interrrupt-2.1 {
+  execsql {
+    BEGIN;
+    CREATE TABLE t1(a,b);
+    INSERT INTO t1 VALUES(1,randstr(300,400));
+    INSERT INTO t1 SELECT a+1, randstr(300,400) FROM t1;
+    INSERT INTO t1 SELECT a+2, a || '-' || b FROM t1;
+    INSERT INTO t1 SELECT a+4, a || '-' || b FROM t1;
+    INSERT INTO t1 SELECT a+8, a || '-' || b FROM t1;
+    INSERT INTO t1 SELECT a+16, a || '-' || b FROM t1;
+    INSERT INTO t1 SELECT a+32, a || '-' || b FROM t1;
+    COMMIT;
+    UPDATE t1 SET b=substr(b,-5,5);
+    SELECT count(*) from t1;
+  }
+} 64
+set origsize [file size test.db]
+set cksum [db eval {SELECT md5sum(a || b) FROM t1}]
+interrupt_test interrupt-2.2 {VACUUM} {} 100
+do_test interrupt-2.3 {
+  execsql {
+    SELECT md5sum(a || b) FROM t1;
+  }
+} $cksum
+do_test interrupt-2.4 {
+  expr {$::origsize>[file size test.db]}
+} 1
+integrity_check interrupt-2.5
+
+
+finish_test