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Overview
| Comment: | Remove redundant sub-expression from retry loop invariant in winAccess. Also, make check for SQLITE_ACCESS_READWRITE formally correct. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
93079a92c49edf72eb289f352cd5ed7a |
| User & Date: | mistachkin 2011-07-28 19:16:41 |
Context
|
2011-07-28
| ||
| 20:48 | Merge changes for the new sqlite3_file_control() that will cause the -wal and -shm files to persist after the last database connection closes. check-in: 1b56677b user: mistachkin tags: trunk | |
| 19:16 | Remove redundant sub-expression from retry loop invariant in winAccess. Also, make check for SQLITE_ACCESS_READWRITE formally correct. check-in: 93079a92 user: mistachkin tags: trunk | |
| 07:34 | Fix conditional for retry logic in winAccess and add missing call to logIoerr. check-in: 8a145863 user: mistachkin tags: trunk | |
Changes
Changes to src/os_win.c.
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}
if( isNT() ){
int cnt = 0;
WIN32_FILE_ATTRIBUTE_DATA sAttrData;
memset(&sAttrData, 0, sizeof(sAttrData));
while( !(rc = GetFileAttributesExW((WCHAR*)zConverted,
GetFileExInfoStandard,
&sAttrData)) && rc==0 && retryIoerr(&cnt) ){}
if( rc ){
/* For an SQLITE_ACCESS_EXISTS query, treat a zero-length file
** as if it does not exist.
*/
if( flags==SQLITE_ACCESS_EXISTS
&& sAttrData.nFileSizeHigh==0
&& sAttrData.nFileSizeLow==0 ){
................................................................................
free(zConverted);
switch( flags ){
case SQLITE_ACCESS_READ:
case SQLITE_ACCESS_EXISTS:
rc = attr!=INVALID_FILE_ATTRIBUTES;
break;
case SQLITE_ACCESS_READWRITE:
rc = (attr & FILE_ATTRIBUTE_READONLY)==0;
break;
default:
assert(!"Invalid flags argument");
}
*pResOut = rc;
return SQLITE_OK;
}
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}
if( isNT() ){
int cnt = 0;
WIN32_FILE_ATTRIBUTE_DATA sAttrData;
memset(&sAttrData, 0, sizeof(sAttrData));
while( !(rc = GetFileAttributesExW((WCHAR*)zConverted,
GetFileExInfoStandard,
&sAttrData)) && retryIoerr(&cnt) ){}
if( rc ){
/* For an SQLITE_ACCESS_EXISTS query, treat a zero-length file
** as if it does not exist.
*/
if( flags==SQLITE_ACCESS_EXISTS
&& sAttrData.nFileSizeHigh==0
&& sAttrData.nFileSizeLow==0 ){
................................................................................
free(zConverted);
switch( flags ){
case SQLITE_ACCESS_READ:
case SQLITE_ACCESS_EXISTS:
rc = attr!=INVALID_FILE_ATTRIBUTES;
break;
case SQLITE_ACCESS_READWRITE:
rc = attr!=INVALID_FILE_ATTRIBUTES &&
(attr & FILE_ATTRIBUTE_READONLY)==0;
break;
default:
assert(!"Invalid flags argument");
}
*pResOut = rc;
return SQLITE_OK;
}
|
Changes to test/win32lock.test.
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set ::msg
} {disk I/O error}
break
} else {
do_test win32lock-1.2-$delay1 {
set ::msg
} {1 100000 2 50000 3 25000 4 12500}
if {$::log!=""} {
do_test win32lock-1.2-$delay1-log1 {
regsub {\d+} $::log # x
set x
} {{delayed #ms for lock/sharing conflict}}
}
incr delay1 50
}
|
| |
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set ::msg
} {disk I/O error}
break
} else {
do_test win32lock-1.2-$delay1 {
set ::msg
} {1 100000 2 50000 3 25000 4 12500}
if {[info exists ::log] && $::log!=""} {
do_test win32lock-1.2-$delay1-log1 {
regsub {\d+} $::log # x
set x
} {{delayed #ms for lock/sharing conflict}}
}
incr delay1 50
}
|