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Allow NOMUTEX|READONLY Open Mode #463

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Allow NOMUTEX|READONLY Open Mode #463

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16 changes: 11 additions & 5 deletions sqlite3.go
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Original file line number Diff line number Diff line change
Expand Up @@ -712,11 +712,17 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
var db *C.sqlite3
name := C.CString(dsn)
defer C.free(unsafe.Pointer(name))
rv := C._sqlite3_open_v2(name, &db,
C.SQLITE_OPEN_FULLMUTEX|
C.SQLITE_OPEN_READWRITE|
C.SQLITE_OPEN_CREATE,
nil)
var rv C.int
if strings.Contains(dsn, "immutable") {
rv = C._sqlite3_open_v2(name, &db, C.SQLITE_OPEN_NOMUTEX|C.SQLITE_OPEN_READONLY, nil)
} else {
rv = C._sqlite3_open_v2(name, &db,
C.SQLITE_OPEN_FULLMUTEX|
C.SQLITE_OPEN_READWRITE|
C.SQLITE_OPEN_CREATE,
nil)
}

if rv != 0 {
return nil, Error{Code: ErrNo(rv)}
}
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