SQLite

Check-in [40fe9088fb]
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Fix a bug in the wal.test script so that it works on big-endian systems.
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 40fe9088fb73eee7b37b574a1dda422266a58638
User & Date: drh 2012-05-11 20:43:47.467
Context
2012-05-11
23:01
Fix the wal2.test script so that it works on big-endian machines. (check-in: c4ab72f750 user: drh tags: trunk)
20:43
Fix a bug in the wal.test script so that it works on big-endian systems. (check-in: 40fe9088fb user: drh tags: trunk)
15:53
Fix a harmless compiler warning inside an assert() statement within test code. (check-in: e68a3527de user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to test/wal.test.
︙︙
1219
1220
1221
1222
1223
1224
1225
1226

1227

1228
1229
1230
1231
1232
1233
1234
1235
1236

  set blob
}

proc logcksum {ckv1 ckv2 blob} {
  upvar $ckv1 c1
  upvar $ckv2 c2

  set scanpattern I*

  if {$::tcl_platform(byteOrder) eq "littleEndian"} {

    set scanpattern i*
  }

  binary scan $blob $scanpattern values
  foreach {v1 v2} $values {
    set c1 [expr {($c1 + $v1 + $c2)&0xFFFFFFFF}]
    set c2 [expr {($c2 + $v2 + $c1)&0xFFFFFFFF}]
  }
}








|
>
|
>
|
<








1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230

1231
1232
1233
1234
1235
1236
1237

  set blob
}

proc logcksum {ckv1 ckv2 blob} {
  upvar $ckv1 c1
  upvar $ckv2 c2

  # Since the magic number at the start of the -wal file header is
  # 931071618 that indicates that the content should always be read as
  # little-endian.
  # 
  set scanpattern i*


  binary scan $blob $scanpattern values
  foreach {v1 v2} $values {
    set c1 [expr {($c1 + $v1 + $c2)&0xFFFFFFFF}]
    set c2 [expr {($c2 + $v2 + $c1)&0xFFFFFFFF}]
  }
}
︙︙