From 4e5a0ced33f810284b26eae661d1e1b7fafa3d42 Mon Sep 17 00:00:00 2001
From: Matthew Collins <thethinkofdeath@gmail.com>
Date: Wed, 2 May 2018 21:12:13 +0100
Subject: Add restart_app_if_necessary

---
 Cargo.toml                |  2 +-
 src/lib.rs                | 11 +++++++++++
 steamworks-sys/Cargo.toml |  2 +-
 steamworks-sys/src/lib.rs |  5 +++--
 4 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 67073fc..4575071 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "steamworks"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Thinkofname"]
 description = "Provides rust friendly bindings to the steamworks sdk"
 license = "MIT / Apache-2.0"
diff --git a/src/lib.rs b/src/lib.rs
index b2ec727..26662e7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -72,6 +72,17 @@ unsafe impl <Manager: Send + Sync> Sync for Inner<Manager> {}
 unsafe impl <Manager: Send + Sync> Send for Client<Manager> {}
 unsafe impl <Manager: Send + Sync> Sync for Client<Manager> {}
 
+/// Returns true if the app wasn't launched through steam and
+/// begins relaunching it, the app should exit as soon as possible.
+///
+/// Returns false if the app was either launched through steam
+/// or has a `steam_appid.txt`
+pub fn restart_app_if_necessary(app_id: AppId) -> bool {
+    unsafe {
+        sys::SteamAPI_RestartAppIfNecessary(app_id.0) != 0
+    }
+}
+
 impl Client<ClientManager> {
     /// Attempts to initialize the steamworks api and returns
     /// a client to access the rest of the api.
diff --git a/steamworks-sys/Cargo.toml b/steamworks-sys/Cargo.toml
index 2d89333..a94ba83 100644
--- a/steamworks-sys/Cargo.toml
+++ b/steamworks-sys/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "steamworks-sys"
-version = "0.2.1"
+version = "0.2.2"
 authors = ["Thinkofname"]
 build = "build.rs"
 description = "Provides raw bindings to the steamworks sdk"
diff --git a/steamworks-sys/src/lib.rs b/steamworks-sys/src/lib.rs
index b796f77..5fbb565 100644
--- a/steamworks-sys/src/lib.rs
+++ b/steamworks-sys/src/lib.rs
@@ -241,7 +241,7 @@ pub struct CallbackData {
     pub run: unsafe extern "C" fn(*mut c_void, *mut c_void, *mut c_void),
     pub run_extra: unsafe extern "C" fn(*mut c_void, *mut c_void, *mut c_void, bool, SteamAPICall),
     pub dealloc: unsafe extern "C" fn(*mut c_void, *mut c_void),
-} 
+}
 
 extern "C" {
     // Helpers from lib.cpp
@@ -258,7 +258,7 @@ extern "C" {
     pub fn steam_rust_get_server_apps() -> *mut ISteamApps;
 
     pub fn steam_rust_game_server_init(ip: u32, steam_port: u16, game_port: u16, query_port: u16, server_mode: ServerMode, version: *const c_char) -> c_int;
-    
+
     //
 
     pub fn SteamAPI_Init() -> u8;
@@ -268,6 +268,7 @@ extern "C" {
     pub fn SteamAPI_UnregisterCallback(pCallback: *mut c_void);
     pub fn SteamAPI_RegisterCallResult(pCallback: *mut c_void, api_call: SteamAPICall);
     pub fn SteamAPI_UnregisterCallResult(pCallback: *mut c_void, api_call: SteamAPICall);
+    pub fn SteamAPI_RestartAppIfNecessary(app_id: u32) -> u8;
 
     pub fn SteamGameServer_Shutdown();
     pub fn SteamGameServer_RunCallbacks();
-- 
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