macOS Support (#18)

* replace target_os = "linux" with target_family = "unix"

* check correct dir for macos steam files

src/egs/epic_platform.rs

@@ -28,7 +28,7 @@ impl Platform<ManifestItem, EpicGamesManifestsError> for EpicPlatform {
         get_egs_manifests(&self.settings)
     }
 
-    #[cfg(target_os = "linux")]
+    #[cfg(target_family = "unix")]
     fn create_symlinks(&self) -> bool {
         self.settings.create_symlinks
     }

src/egs/get_manifests.rs

@@ -74,7 +74,7 @@ fn get_manifest_dir_path(
 }
 
 pub fn get_default_location() -> Option<PathBuf> {
-    #[cfg(target_os = "linux")]
+    #[cfg(target_family = "unix")]
     {
         //No path defined for epic gamestore, and we cannot guess on linux
         None

src/egs/manifest_item.rs

@@ -148,7 +148,7 @@ mod tests {
 
         #[cfg(target_os = "windows")]
         assert_eq!(shortcut.exe, "\"C:\\Games\\MarvelGOTG\\retail/gotg.exe\"");
-        #[cfg(target_os = "linux")]
+        #[cfg(target_family = "unix")]
         assert_eq!(shortcut.exe, "\"C:\\Games\\MarvelGOTG/retail/gotg.exe\"");
 
         assert_eq!(shortcut.launch_options, "");

src/egs/settings.rs

@@ -5,6 +5,6 @@ pub struct EpicGamesLauncherSettings {
     pub enabled: bool,
     pub location: Option<String>,
 
-    #[cfg(target_os = "linux")]
+    #[cfg(target_family = "unix")]
     pub create_symlinks: bool,
 }