From ae7aa65069983003343af8af5274df2e12ba5393 Mon Sep 17 00:00:00 2001
From: Perttu Ahola <celeron55@gmail.com>
Date: Wed, 28 Mar 2012 13:22:48 +0300
Subject: [PATCH] Add minetest.is_singleplayer()

---
 doc/lua_api.txt   | 1 +
 src/scriptapi.cpp | 8 ++++++++
 src/server.h      | 2 ++
 3 files changed, 11 insertions(+)

diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 9017eedd0..49da0089b 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -424,6 +424,7 @@ minetest.get_modpath(modname) -> eg. "/home/user/.minetest/usermods/modname"
 ^ Useful for loading additional .lua modules or static data from mod
 minetest.get_worldpath() -> eg. "/home/user/.minetest/world"
 ^ Useful for storing custom data
+minetest.is_singleplayer()
 
 minetest.debug(line)
 ^ Goes to dstream
diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp
index 23c18473f..d2ded57c6 100644
--- a/src/scriptapi.cpp
+++ b/src/scriptapi.cpp
@@ -3840,6 +3840,13 @@ static int l_sound_stop(lua_State *L)
 	return 0;
 }
 
+// is_singleplayer()
+static int l_is_singleplayer(lua_State *L)
+{
+	lua_pushboolean(L, get_server(L)->isSingleplayer());
+	return 1;
+}
+
 static const struct luaL_Reg minetest_f [] = {
 	{"debug", l_debug},
 	{"log", l_log},
@@ -3859,6 +3866,7 @@ static const struct luaL_Reg minetest_f [] = {
 	{"get_worldpath", l_get_worldpath},
 	{"sound_play", l_sound_play},
 	{"sound_stop", l_sound_stop},
+	{"is_singleplayer", l_is_singleplayer},
 	{NULL, NULL}
 };
 
diff --git a/src/server.h b/src/server.h
index 6c789f7b5..b827c5e27 100644
--- a/src/server.h
+++ b/src/server.h
@@ -583,6 +583,8 @@ public:
 	
 	std::string getWorldPath(){ return m_path_world; }
 
+	bool isSingleplayer(){ return m_simple_singleplayer_mode; }
+
 	void setAsyncFatalError(const std::string &error)
 	{
 		m_async_fatal_error.set(error);