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Fix a problem in rbu vacuum on tables with a large sqlite_master table.

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FossilOrigin-Name: 23eac52e987996afe8db847921aef434cebd25b5
This commit is contained in:
dan
2016-04-21 15:26:26 +00:00
parent 94d49697b5
commit 2e8bfb67d4
4 changed files with 25 additions and 10 deletions
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15
ext/rbu/rbuvacuum.test
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@ -241,6 +241,21 @@ foreach step {0 1} {
PRAGMA main.user_version;
PRAGMA main.application_id;
} {8192 2 412 413}
# Vacuum a database with a large sqlite_master table.
#
reset_db
do_test 1.10.1 {
for {set i 1} {$i < 50} {incr i} {
execsql "PRAGMA page_size = 1024"
execsql "CREATE TABLE t$i (a, b, c, PRIMARY KEY(a, b));"
execsql "
INSERT INTO t$i VALUES(1, 2, 3);
INSERT INTO t$i VALUES(4, 5, 6);
"
}
} {}
do_rbu_vacuum_test 1.10.2 $step
}
#-------------------------------------------------------------------------

4
ext/rbu/sqlite3rbu.c
View File

@ -3952,9 +3952,9 @@ static int rbuVfsRead(
rbuPutU32(&aBuf[24], pRbu->pRbuFd->iCookie+1); /* Change counter */
if( iAmt>100 ){
assert( iAmt>=101 );
memset(&aBuf[101], 0, iAmt-101);
memset(&aBuf[100], 0, iAmt-100);
rbuPutU16(&aBuf[105], iAmt & 0xFFFF);
aBuf[100] = 0x0D;
}
}
}