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Change the name of SQLITE_FCNTL_SYNC to SQLITE_FCNTL_SYNC_OMITTED and only

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send it when PRAGMA synchronous=OFF.  Add better documentation to explain
what that file-control opcode is used for.

FossilOrigin-Name: 64914980855dbbf19512642836ca962a507b3ddb
This commit is contained in:
drh
2011-01-25 16:20:16 +00:00
parent 0ecdeb2414
commit 951596cdef
4 changed files with 34 additions and 21 deletions
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11
src/pager.c
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@@ -5624,15 +5624,14 @@ static int pager_incr_changecounter(Pager *pPager, int isDirectMode){
*/
int sqlite3PagerSync(Pager *pPager){
int rc; /* Return code */
if( pPager->noSync ){
rc = SQLITE_OK;
}else{
if( !pPager->noSync ){
assert( !MEMDB );
rc = sqlite3OsSync(pPager->fd, pPager->syncFlags);
}
if( isOpen(pPager->fd) ){
}else if( isOpen(pPager->fd) ){
assert( !MEMDB );
sqlite3OsFileControl(pPager->fd, SQLITE_FCNTL_SYNC, (void *)&rc);
sqlite3OsFileControl(pPager->fd, SQLITE_FCNTL_SYNC_OMITTED, (void *)&rc);
}else{
rc = SQLITE_OK;
}
return rc;
}