1 files changed, 0 insertions, 53 deletions
diff --git a/vendor/github.com/ncruces/go-sqlite3/vfs/shm_memlk.go b/vendor/github.com/ncruces/go-sqlite3/vfs/shm_memlk.go
deleted file mode 100644
index 5c8071ebe..000000000
--- a/vendor/github.com/ncruces/go-sqlite3/vfs/shm_memlk.go
+++ /dev/null
@@ -1,53 +0,0 @@
-//go:build ((freebsd || openbsd || netbsd || dragonfly || illumos) && (386 || arm || amd64 || arm64 || riscv64 || ppc64le)) || sqlite3_flock || sqlite3_dotlk
-
-package vfs
-
-import "github.com/ncruces/go-sqlite3/internal/util"
-
-// +checklocks:s.Mutex
-func (s *vfsShm) shmMemLock(offset, n int32, flags _ShmFlag) _ErrorCode {
-	switch {
-	case flags&_SHM_UNLOCK != 0:
-		for i := offset; i < offset+n; i++ {
-			if s.lock[i] {
-				if s.vfsShmParent.lock[i] <= 0 {
-					s.vfsShmParent.lock[i] = 0
-				} else {
-					s.vfsShmParent.lock[i]--
-				}
-				s.lock[i] = false
-			}
-		}
-	case flags&_SHM_SHARED != 0:
-		for i := offset; i < offset+n; i++ {
-			if !s.lock[i] &&
-				s.vfsShmParent.lock[i]+1 <= 0 {
-				return _BUSY
-			}
-		}
-		for i := offset; i < offset+n; i++ {
-			if !s.lock[i] {
-				s.vfsShmParent.lock[i]++
-				s.lock[i] = true
-			}
-		}
-	case flags&_SHM_EXCLUSIVE != 0:
-		for i := offset; i < offset+n; i++ {
-			if s.lock[i] {
-				// SQLite never requests an exclusive lock that it already holds.
-				panic(util.AssertErr())
-			}
-			if s.vfsShmParent.lock[i] != 0 {
-				return _BUSY
-			}
-		}
-		for i := offset; i < offset+n; i++ {
-			s.vfsShmParent.lock[i] = -1
-			s.lock[i] = true
-		}
-	default:
-		panic(util.AssertErr())
-	}
-
-	return _OK
-}