From 59cccc5bce423fa78b8124f6fc1c3ed4661e5ab5 Mon Sep 17 00:00:00 2001
From: Kyle Evans <kevans@FreeBSD.org>
Date: Fri, 2 Mar 2018 15:46:22 +0000
Subject: [PATCH] lualoader: Register loader.printc as global printc

---
 stand/liblua/lutils.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/stand/liblua/lutils.c b/stand/liblua/lutils.c
index 38392b039688..4547097f1cf9 100644
--- a/stand/liblua/lutils.c
+++ b/stand/liblua/lutils.c
@@ -307,6 +307,7 @@ static const struct luaL_Reg loaderlib[] = {
 	REG_SIMPLE(command),
 	REG_SIMPLE(getenv),
 	REG_SIMPLE(perform),
+	/* Also registered as the global 'printc' */
 	REG_SIMPLE(printc),
 	REG_SIMPLE(setenv),
 	REG_SIMPLE(time),
@@ -335,6 +336,8 @@ luaopen_loader(lua_State *L)
 	lua_setfield(L, -2, "machine");
 	lua_pushstring(L, MACHINE_ARCH);
 	lua_setfield(L, -2, "machine_arch");
+	/* Set global printc to loader.printc */
+	lua_register(L, "printc", lua_printc);
 	return 1;
 }