From 64312e57fa0fd5e12d724e6960ee24475963098a Mon Sep 17 00:00:00 2001
From: Jeremy Penner <jeremy@sporktania.com>
Date: Mon, 18 Apr 2022 22:44:11 -0400
Subject: [PATCH] maybe run with cffi on PUC Lua? Untested

---
 diet-sqlite/codes.lua       | 7 ++-----
 diet-sqlite/ffi.lua         | 5 +++++
 diet-sqlite/init.fnl        | 2 +-
 diet-sqlite/sqlite3_ffi.lua | 3 +--
 4 files changed, 9 insertions(+), 8 deletions(-)
 create mode 100644 diet-sqlite/ffi.lua

diff --git a/diet-sqlite/codes.lua b/diet-sqlite/codes.lua
index e0221c9..4a15cac 100644
--- a/diet-sqlite/codes.lua
+++ b/diet-sqlite/codes.lua
@@ -1,8 +1,5 @@
---This file is generated by running the
---gencodes.lua
---script.  If you want to alter this file, it is best
---to make the changes in that script and run it again.
-local ffi = require "ffi"
+-- works with luajit ffi or https://github.com/q66/cffi-lua
+local ffi = require "diet-sqlite.ffi"
 
 return {
 SQLITE_TRANSIENT = ffi.cast('void(*)(void*)', -1);
diff --git a/diet-sqlite/ffi.lua b/diet-sqlite/ffi.lua
new file mode 100644
index 0000000..8368ca0
--- /dev/null
+++ b/diet-sqlite/ffi.lua
@@ -0,0 +1,5 @@
+-- works with luajit ffi or https://github.com/q66/cffi-lua
+local ok, ffi = pcall(require, "ffi")
+if not ok then ffi = require "cffi" end
+
+return ffi
diff --git a/diet-sqlite/init.fnl b/diet-sqlite/init.fnl
index 7074a25..55f1379 100644
--- a/diet-sqlite/init.fnl
+++ b/diet-sqlite/init.fnl
@@ -2,7 +2,7 @@
 ; It is meant to be an _extremely_ thin wrapper around the SQLite API.
 
 (local sqlffi (require :diet-sqlite.sqlite3_ffi))
-(local ffi (require :ffi))
+(local ffi (require :diet-sqlite.ffi))
 (local util (require :lib.util))
 (local {: SQLITE_OK : SQLITE_INTEGER : SQLITE_FLOAT : SQLITE_NULL : SQLITE_BLOB : SQLITE_TEXT : SQLITE_TRANSIENT} (require :diet-sqlite.codes))
 
diff --git a/diet-sqlite/sqlite3_ffi.lua b/diet-sqlite/sqlite3_ffi.lua
index 896030e..dd1cfd7 100644
--- a/diet-sqlite/sqlite3_ffi.lua
+++ b/diet-sqlite/sqlite3_ffi.lua
@@ -10,8 +10,7 @@
 **
 --]]
 
-
-local ffi = require "ffi"
+local ffi = require "diet-sqlite.ffi"
 
 --[[
 	Created from this version: