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Overview
| Comment: | Fix some MSVC compiler warnings in the ASYNC extension. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
b951c8675df3e719c30a1dd94200b7c0 |
| User & Date: | shaneh 2010-07-07 16:49:46 |
Context
|
2010-07-07
| ||
| 16:51 | When using MSVC to build test code, suppress the popup dialog when abort is called from the sqlite_abort() test function. (check-in: 55d3d39f user: shaneh tags: trunk) | |
| 16:49 | Fix some MSVC compiler warnings in the ASYNC extension. (check-in: b951c867 user: shaneh tags: trunk) | |
| 16:23 | Merge together another accidental fork. (check-in: c41f04ed user: dan tags: trunk) | |
Changes
Changes to ext/async/sqlite3async.c.
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sqlite3_int64 nRead;
rc = pBase->pMethods->xFileSize(pBase, &filesize);
if( rc!=SQLITE_OK ){
goto asyncread_out;
}
nRead = MIN(filesize - iOffset, iAmt64);
if( nRead>0 ){
rc = pBase->pMethods->xRead(pBase, zOut, nRead, iOffset);
ASYNC_TRACE(("READ %s %d bytes at %d\n", p->zName, nRead, iOffset));
}
}
if( rc==SQLITE_OK ){
AsyncWrite *pWrite;
char *zName = p->zName;
................................................................................
for(pWrite=async.pQueueFirst; pWrite; pWrite = pWrite->pNext){
if( pWrite->op==ASYNC_WRITE && (
(pWrite->pFileData==p) ||
(zName && pWrite->pFileData->zName==zName)
)){
sqlite3_int64 nCopy;
sqlite3_int64 nByte64 = (sqlite3_int64)pWrite->nByte;
filesize = MAX(filesize, pWrite->iOffset+nByte64);
/* Set variable iBeginIn to the offset in buffer pWrite->zBuf[] from
** which data should be copied. Set iBeginOut to the offset within
** the output buffer to which data should be copied. If either of
** these offsets is a negative number, set them to 0.
*/
sqlite3_int64 iBeginOut = (pWrite->iOffset-iOffset);
sqlite3_int64 iBeginIn = -iBeginOut;
if( iBeginIn<0 ) iBeginIn = 0;
if( iBeginOut<0 ) iBeginOut = 0;
nCopy = MIN(nByte64-iBeginIn, iAmt64-iBeginOut);
if( nCopy>0 ){
memcpy(&((char *)zOut)[iBeginOut], &pWrite->zBuf[iBeginIn], nCopy);
ASYNC_TRACE(("OVERREAD %d bytes at %d\n", nCopy, iBeginOut+iOffset));
}
}
}
}
asyncread_out:
................................................................................
/* Because of the way intra-process file locking works, this backend
** needs to return a canonical path. The following block assumes the
** file-system uses unix style paths.
*/
if( rc==SQLITE_OK ){
int i, j;
char *z = zPathOut;
int n = strlen(z);
while( n>1 && z[n-1]=='/' ){ n--; }
for(i=j=0; i<n; i++){
if( z[i]=='/' ){
if( z[i+1]=='/' ) continue;
if( z[i+1]=='.' && i+2<n && z[i+2]=='/' ){
i += 1;
continue;
|
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sqlite3_int64 nRead;
rc = pBase->pMethods->xFileSize(pBase, &filesize);
if( rc!=SQLITE_OK ){
goto asyncread_out;
}
nRead = MIN(filesize - iOffset, iAmt64);
if( nRead>0 ){
rc = pBase->pMethods->xRead(pBase, zOut, (int)nRead, iOffset);
ASYNC_TRACE(("READ %s %d bytes at %d\n", p->zName, nRead, iOffset));
}
}
if( rc==SQLITE_OK ){
AsyncWrite *pWrite;
char *zName = p->zName;
................................................................................
for(pWrite=async.pQueueFirst; pWrite; pWrite = pWrite->pNext){
if( pWrite->op==ASYNC_WRITE && (
(pWrite->pFileData==p) ||
(zName && pWrite->pFileData->zName==zName)
)){
sqlite3_int64 nCopy;
sqlite3_int64 nByte64 = (sqlite3_int64)pWrite->nByte;
/* Set variable iBeginIn to the offset in buffer pWrite->zBuf[] from
** which data should be copied. Set iBeginOut to the offset within
** the output buffer to which data should be copied. If either of
** these offsets is a negative number, set them to 0.
*/
sqlite3_int64 iBeginOut = (pWrite->iOffset-iOffset);
sqlite3_int64 iBeginIn = -iBeginOut;
if( iBeginIn<0 ) iBeginIn = 0;
if( iBeginOut<0 ) iBeginOut = 0;
filesize = MAX(filesize, pWrite->iOffset+nByte64);
nCopy = MIN(nByte64-iBeginIn, iAmt64-iBeginOut);
if( nCopy>0 ){
memcpy(&((char *)zOut)[iBeginOut], &pWrite->zBuf[iBeginIn], (size_t)nCopy);
ASYNC_TRACE(("OVERREAD %d bytes at %d\n", nCopy, iBeginOut+iOffset));
}
}
}
}
asyncread_out:
................................................................................
/* Because of the way intra-process file locking works, this backend
** needs to return a canonical path. The following block assumes the
** file-system uses unix style paths.
*/
if( rc==SQLITE_OK ){
int i, j;
char *z = zPathOut;
int n = (int)strlen(z);
while( n>1 && z[n-1]=='/' ){ n--; }
for(i=j=0; i<n; i++){
if( z[i]=='/' ){
if( z[i+1]=='/' ) continue;
if( z[i+1]=='.' && i+2<n && z[i+2]=='/' ){
i += 1;
continue;
|