diff options
Diffstat (limited to 'vendor/github.com/ncruces/go-sqlite3/vfs/shm_other.go')
-rw-r--r-- | vendor/github.com/ncruces/go-sqlite3/vfs/shm_other.go | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/vendor/github.com/ncruces/go-sqlite3/vfs/shm_other.go b/vendor/github.com/ncruces/go-sqlite3/vfs/shm_other.go new file mode 100644 index 000000000..21191979e --- /dev/null +++ b/vendor/github.com/ncruces/go-sqlite3/vfs/shm_other.go @@ -0,0 +1,21 @@ +//go:build !(darwin || linux) || !(amd64 || arm64 || riscv64) || sqlite3_flock || 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 +} |