[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/).

1 files changed, 25 insertions, 0 deletions

diff --git a/vendor/github.com/tetratelabs/wazero/internal/sysfs/unlink_windows.go b/vendor/github.com/tetratelabs/wazero/internal/sysfs/unlink_windows.go
new file mode 100644
index 000000000..be31c7b91
--- /dev/null
+++ b/vendor/github.com/tetratelabs/wazero/internal/sysfs/unlink_windows.go
@@ -0,0 +1,25 @@
+package sysfs
+
+import (
+	"os"
+	"syscall"
+
+	"github.com/tetratelabs/wazero/experimental/sys"
+)
+
+func unlink(name string) sys.Errno {
+	err := syscall.Unlink(name)
+	if err == nil {
+		return 0
+	}
+	errno := sys.UnwrapOSError(err)
+	if errno == sys.EBADF {
+		lstat, errLstat := os.Lstat(name)
+		if errLstat == nil && lstat.Mode()&os.ModeSymlink != 0 {
+			errno = sys.UnwrapOSError(os.Remove(name))
+		} else {
+			errno = sys.EISDIR
+		}
+	}
+	return errno
+}