mirror of
https://codeberg.org/superseriousbusiness/gotosocial.git
synced 2024-12-23 17:40:20 +03:00
21 lines
974 B
Go
21 lines
974 B
Go
//go:build !(darwin || linux || freebsd || openbsd || netbsd || dragonfly || illumos || sqlite3_flock) || !(amd64 || arm64 || riscv64) || sqlite3_noshm || sqlite3_nosys
|
|
|
|
package vfs
|
|
|
|
// SupportsSharedMemory is false on platforms that do not support shared memory.
|
|
// To use [WAL without shared-memory], you need to set [EXCLUSIVE locking mode].
|
|
//
|
|
// [WAL without shared-memory]: https://sqlite.org/wal.html#noshm
|
|
// [EXCLUSIVE locking mode]: https://sqlite.org/pragma.html#pragma_locking_mode
|
|
const SupportsSharedMemory = false
|
|
|
|
// NewSharedMemory returns a shared-memory WAL-index
|
|
// backed by a file with the given path.
|
|
// It will return nil if shared-memory is not supported,
|
|
// or not appropriate for the given flags.
|
|
// Only [OPEN_MAIN_DB] databases may need a WAL-index.
|
|
// You must ensure all concurrent accesses to a database
|
|
// use shared-memory instances created with the same path.
|
|
func NewSharedMemory(path string, flags OpenFlag) SharedMemory {
|
|
return nil
|
|
}
|