bump modernc.org/sqlite to v1.35.0-concurrency-workaround (#3797)

1 files changed, 34 insertions, 0 deletions

diff --git a/vendor/modernc.org/libc/libc_all.go b/vendor/modernc.org/libc/libc_all.go
new file mode 100644
index 000000000..6e3b97764
--- /dev/null
+++ b/vendor/modernc.org/libc/libc_all.go
@@ -0,0 +1,34 @@
+// Copyright 2024 The Libc Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package libc // import "modernc.org/libc"
+
+import (
+	"sync/atomic"
+	"unsafe"
+
+	"golang.org/x/exp/constraints"
+)
+
+func X__sync_add_and_fetch[T constraints.Integer](t *TLS, p uintptr, v T) T {
+	switch unsafe.Sizeof(v) {
+	case 4:
+		return T(atomic.AddInt32((*int32)(unsafe.Pointer(p)), int32(v)))
+	case 8:
+		return T(atomic.AddInt64((*int64)(unsafe.Pointer(p)), int64(v)))
+	default:
+		panic(todo(""))
+	}
+}
+
+func X__sync_sub_and_fetch[T constraints.Integer](t *TLS, p uintptr, v T) T {
+	switch unsafe.Sizeof(v) {
+	case 4:
+		return T(atomic.AddInt32((*int32)(unsafe.Pointer(p)), -int32(v)))
+	case 8:
+		return T(atomic.AddInt64((*int64)(unsafe.Pointer(p)), -int64(v)))
+	default:
+		panic(todo(""))
+	}
+}