From 1e7b32490dfdccddd04f46d4b0416b48d749d51b Mon Sep 17 00:00:00 2001
From: kim <89579420+NyaaaWhatsUpDoc@users.noreply.github.com>
Date: Mon, 27 May 2024 15:46:15 +0000
Subject: [experiment] add alternative wasm sqlite3 implementation available
 via build-tag (#2863)

This allows for building GoToSocial with [SQLite transpiled to WASM](https://github.com/ncruces/go-sqlite3) and accessed through [Wazero](https://wazero.io/).
---
 .../ncruces/go-sqlite3/internal/util/mmap_other.go  | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_other.go

(limited to 'vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_other.go')

diff --git a/vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_other.go b/vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_other.go
new file mode 100644
index 000000000..1e81c9fd3
--- /dev/null
+++ b/vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_other.go
@@ -0,0 +1,21 @@
+//go:build !(darwin || linux) || !(amd64 || arm64 || riscv64) || sqlite3_noshm || sqlite3_nosys
+
+package util
+
+import (
+	"context"
+
+	"github.com/tetratelabs/wazero/experimental"
+)
+
+type mmapState struct{}
+
+func withAllocator(ctx context.Context) context.Context {
+	return experimental.WithMemoryAllocator(ctx,
+		experimental.MemoryAllocatorFunc(func(cap, max uint64) experimental.LinearMemory {
+			if cap == max {
+				return virtualAlloc(cap, max)
+			}
+			return sliceAlloc(cap, max)
+		}))
+}
-- 
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