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Refactor sqlite3OsFileControlNoFail() into sqlite3FileControlHint().

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FossilOrigin-Name: 722735a4f316630c907149f08d3d7dccc0facd9a
This commit is contained in:
drh
2012-01-10 17:59:59 +00:00
parent 04333f9b3e
commit c02372ce6f
7 changed files with 34 additions and 31 deletions
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16
src/os.c
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@@ -97,15 +97,23 @@ int sqlite3OsCheckReservedLock(sqlite3_file *id, int *pResOut){
DO_OS_MALLOC_TEST(id);
return id->pMethods->xCheckReservedLock(id, pResOut);
}
/*
** Use sqlite3OsFileControl() when we are doing something that might fail
** and we need to know about the failures. Use sqlite3OsFileControlHint()
** when simply tossing information over the wall to the VFS and we do not
** really care if the VFS receives and understands the information since it
** is only a hint and can be safely ignored. The sqlite3OsFileControlHint()
** routine has no return value since the return value would be meaningless.
*/
int sqlite3OsFileControl(sqlite3_file *id, int op, void *pArg){
DO_OS_MALLOC_TEST(id);
return id->pMethods->xFileControl(id, op, pArg);
}
#ifdef SQLITE_TEST
int sqlite3OsFileControlNoFail(sqlite3_file *id, int op, void *pArg){
return id->pMethods->xFileControl(id, op, pArg);
void sqlite3OsFileControlHint(sqlite3_file *id, int op, void *pArg){
(void)id->pMethods->xFileControl(id, op, pArg);
}
#endif
int sqlite3OsSectorSize(sqlite3_file *id){
int (*xSectorSize)(sqlite3_file*) = id->pMethods->xSectorSize;
return (xSectorSize ? xSectorSize(id) : SQLITE_DEFAULT_SECTOR_SIZE);