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/oflag.go     | 38 ++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 vendor/github.com/tetratelabs/wazero/internal/sysfs/oflag.go

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

diff --git a/vendor/github.com/tetratelabs/wazero/internal/sysfs/oflag.go b/vendor/github.com/tetratelabs/wazero/internal/sysfs/oflag.go
new file mode 100644
index 000000000..be6d2c35f
--- /dev/null
+++ b/vendor/github.com/tetratelabs/wazero/internal/sysfs/oflag.go
@@ -0,0 +1,38 @@
+package sysfs
+
+import (
+	"os"
+
+	"github.com/tetratelabs/wazero/experimental/sys"
+)
+
+// toOsOpenFlag converts the input to the flag parameter of os.OpenFile
+func toOsOpenFlag(oflag sys.Oflag) (flag int) {
+	// First flags are exclusive
+	switch oflag & (sys.O_RDONLY | sys.O_RDWR | sys.O_WRONLY) {
+	case sys.O_RDONLY:
+		flag |= os.O_RDONLY
+	case sys.O_RDWR:
+		flag |= os.O_RDWR
+	case sys.O_WRONLY:
+		flag |= os.O_WRONLY
+	}
+
+	// Run down the flags defined in the os package
+	if oflag&sys.O_APPEND != 0 {
+		flag |= os.O_APPEND
+	}
+	if oflag&sys.O_CREAT != 0 {
+		flag |= os.O_CREATE
+	}
+	if oflag&sys.O_EXCL != 0 {
+		flag |= os.O_EXCL
+	}
+	if oflag&sys.O_SYNC != 0 {
+		flag |= os.O_SYNC
+	}
+	if oflag&sys.O_TRUNC != 0 {
+		flag |= os.O_TRUNC
+	}
+	return withSyscallOflag(oflag, flag)
+}
-- 
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