[chore] remove vendor

1 files changed, 0 insertions, 178 deletions

diff --git a/vendor/github.com/ncruces/go-sqlite3/vfs/shm_dotlk.go b/vendor/github.com/ncruces/go-sqlite3/vfs/shm_dotlk.go
deleted file mode 100644
index cb697a9c8..000000000
--- a/vendor/github.com/ncruces/go-sqlite3/vfs/shm_dotlk.go
+++ /dev/null
@@ -1,178 +0,0 @@
-//go:build sqlite3_dotlk
-
-package vfs
-
-import (
-	"context"
-	"errors"
-	"io/fs"
-	"sync"
-
-	"github.com/tetratelabs/wazero/api"
-
-	"github.com/ncruces/go-sqlite3/internal/dotlk"
-	"github.com/ncruces/go-sqlite3/internal/util"
-)
-
-type vfsShmParent struct {
-	shared [][_WALINDEX_PGSZ]byte
-	refs   int // +checklocks:vfsShmListMtx
-
-	lock [_SHM_NLOCK]int8 // +checklocks:Mutex
-	sync.Mutex
-}
-
-var (
-	// +checklocks:vfsShmListMtx
-	vfsShmList    = map[string]*vfsShmParent{}
-	vfsShmListMtx sync.Mutex
-)
-
-type vfsShm struct {
-	*vfsShmParent
-	mod    api.Module
-	alloc  api.Function
-	free   api.Function
-	path   string
-	shadow [][_WALINDEX_PGSZ]byte
-	ptrs   []ptr_t
-	stack  [1]stk_t
-	lock   [_SHM_NLOCK]bool
-}
-
-func (s *vfsShm) Close() error {
-	if s.vfsShmParent == nil {
-		return nil
-	}
-
-	vfsShmListMtx.Lock()
-	defer vfsShmListMtx.Unlock()
-
-	// Unlock everything.
-	s.shmLock(0, _SHM_NLOCK, _SHM_UNLOCK)
-
-	// Decrease reference count.
-	if s.vfsShmParent.refs > 0 {
-		s.vfsShmParent.refs--
-		s.vfsShmParent = nil
-		return nil
-	}
-
-	if err := dotlk.Unlock(s.path); err != nil {
-		return _IOERR_UNLOCK
-	}
-	delete(vfsShmList, s.path)
-	s.vfsShmParent = nil
-	return nil
-}
-
-func (s *vfsShm) shmOpen() _ErrorCode {
-	if s.vfsShmParent != nil {
-		return _OK
-	}
-
-	vfsShmListMtx.Lock()
-	defer vfsShmListMtx.Unlock()
-
-	// Find a shared buffer, increase the reference count.
-	if g, ok := vfsShmList[s.path]; ok {
-		s.vfsShmParent = g
-		g.refs++
-		return _OK
-	}
-
-	// Dead man's switch.
-	err := dotlk.LockShm(s.path)
-	if errors.Is(err, fs.ErrExist) {
-		return _BUSY
-	}
-	if err != nil {
-		return _IOERR_LOCK
-	}
-
-	// Add the new shared buffer.
-	s.vfsShmParent = &vfsShmParent{}
-	vfsShmList[s.path] = s.vfsShmParent
-	return _OK
-}
-
-func (s *vfsShm) shmMap(ctx context.Context, mod api.Module, id, size int32, extend bool) (ptr_t, _ErrorCode) {
-	if size != _WALINDEX_PGSZ {
-		return 0, _IOERR_SHMMAP
-	}
-	if s.mod == nil {
-		s.mod = mod
-		s.free = mod.ExportedFunction("sqlite3_free")
-		s.alloc = mod.ExportedFunction("sqlite3_malloc64")
-	}
-	if rc := s.shmOpen(); rc != _OK {
-		return 0, rc
-	}
-
-	s.Lock()
-	defer s.Unlock()
-	defer s.shmAcquire(nil)
-
-	// Extend shared memory.
-	if int(id) >= len(s.shared) {
-		if !extend {
-			return 0, _OK
-		}
-		s.shared = append(s.shared, make([][_WALINDEX_PGSZ]byte, int(id)-len(s.shared)+1)...)
-	}
-
-	// Allocate shadow memory.
-	if int(id) >= len(s.shadow) {
-		s.shadow = append(s.shadow, make([][_WALINDEX_PGSZ]byte, int(id)-len(s.shadow)+1)...)
-	}
-
-	// Allocate local memory.
-	for int(id) >= len(s.ptrs) {
-		s.stack[0] = stk_t(size)
-		if err := s.alloc.CallWithStack(ctx, s.stack[:]); err != nil {
-			panic(err)
-		}
-		if s.stack[0] == 0 {
-			panic(util.OOMErr)
-		}
-		clear(util.View(s.mod, ptr_t(s.stack[0]), _WALINDEX_PGSZ))
-		s.ptrs = append(s.ptrs, ptr_t(s.stack[0]))
-	}
-
-	s.shadow[0][4] = 1
-	return s.ptrs[id], _OK
-}
-
-func (s *vfsShm) shmLock(offset, n int32, flags _ShmFlag) (rc _ErrorCode) {
-	s.Lock()
-	defer s.Unlock()
-
-	switch {
-	case flags&_SHM_LOCK != 0:
-		defer s.shmAcquire(&rc)
-	case flags&_SHM_EXCLUSIVE != 0:
-		s.shmRelease()
-	}
-
-	return s.shmMemLock(offset, n, flags)
-}
-
-func (s *vfsShm) shmUnmap(delete bool) {
-	if s.vfsShmParent == nil {
-		return
-	}
-	defer s.Close()
-
-	s.Lock()
-	s.shmRelease()
-	defer s.Unlock()
-
-	for _, p := range s.ptrs {
-		s.stack[0] = stk_t(p)
-		if err := s.free.CallWithStack(context.Background(), s.stack[:]); err != nil {
-			panic(err)
-		}
-	}
-	s.ptrs = nil
-	s.shadow = nil
-}