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/).
---
 .../tetratelabs/wazero/internal/sysfs/file_unix.go | 39 ++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 vendor/github.com/tetratelabs/wazero/internal/sysfs/file_unix.go

(limited to 'vendor/github.com/tetratelabs/wazero/internal/sysfs/file_unix.go')

diff --git a/vendor/github.com/tetratelabs/wazero/internal/sysfs/file_unix.go b/vendor/github.com/tetratelabs/wazero/internal/sysfs/file_unix.go
new file mode 100644
index 000000000..f201e813d
--- /dev/null
+++ b/vendor/github.com/tetratelabs/wazero/internal/sysfs/file_unix.go
@@ -0,0 +1,39 @@
+//go:build unix && !tinygo
+
+package sysfs
+
+import (
+	"syscall"
+
+	"github.com/tetratelabs/wazero/experimental/sys"
+)
+
+const (
+	nonBlockingFileReadSupported  = true
+	nonBlockingFileWriteSupported = true
+)
+
+func rmdir(path string) sys.Errno {
+	err := syscall.Rmdir(path)
+	return sys.UnwrapOSError(err)
+}
+
+// readFd exposes syscall.Read.
+func readFd(fd uintptr, buf []byte) (int, sys.Errno) {
+	if len(buf) == 0 {
+		return 0, 0 // Short-circuit 0-len reads.
+	}
+	n, err := syscall.Read(int(fd), buf)
+	errno := sys.UnwrapOSError(err)
+	return n, errno
+}
+
+// writeFd exposes syscall.Write.
+func writeFd(fd uintptr, buf []byte) (int, sys.Errno) {
+	if len(buf) == 0 {
+		return 0, 0 // Short-circuit 0-len writes.
+	}
+	n, err := syscall.Write(int(fd), buf)
+	errno := sys.UnwrapOSError(err)
+	return n, errno
+}
-- 
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