From f5ee5c4f340df1843e82b54e8a8835981aef6aa0 Mon Sep 17 00:00:00 2001
From: Greg Burri <greg.burri@gmail.com>
Date: Mon, 15 Mar 2021 16:44:11 +0100
Subject: [PATCH] Support systemd only on unix

---
 backend/Cargo.toml                | 4 +++-
 backend/src/valheim_controller.rs | 8 ++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index af3667c..351f710 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -14,7 +14,6 @@ ron = "0.6" # Rust object notation, to load configuration files.
 itertools = "0.10"
 
 sysinfo = "0.16"
-systemd = "0.8"
 
 cached = "0.23"
 
@@ -26,3 +25,6 @@ common = { path = "../common" }
 [dependencies.askama]
 version = "0.9"
 features = ["with-actix-web"]
+
+[target.'cfg(unix)'.dependencies]
+systemd = "0.8"
\ No newline at end of file
diff --git a/backend/src/valheim_controller.rs b/backend/src/valheim_controller.rs
index 414cee1..3c2bab6 100644
--- a/backend/src/valheim_controller.rs
+++ b/backend/src/valheim_controller.rs
@@ -1,4 +1,6 @@
 use sysinfo::{ ProcessExt, SystemExt };
+
+#[cfg(target_os = "unix")]
 use systemd::journal;
 
 #[derive(Clone, Debug)]
@@ -55,6 +57,7 @@ fn format_byte_size(bytes: u64, precision: usize) -> String {
 
 const VALHEIM_PROCESS_NAME: &str = "valheim_server";
 
+#[cfg(target_os = "unix")]
 fn get_number_of_players() -> u32 {
     let mut journal =
         journal::OpenOptions::default().current_user(true).open().unwrap();
@@ -82,6 +85,11 @@ fn get_number_of_players() -> u32 {
     }
 }
 
+#[cfg(target_os = "windows")]
+fn get_number_of_players() -> u32 {
+    0
+}
+
 pub fn get_valheim_executable_information(world_path : &str) -> Option<ValheimExe> {
     let mut system = sysinfo::System::new_all();
     system.refresh_system();
-- 
2.45.2