examples: add tokio

Author: harryplusplus

.vscode/settings.json

@@ -6,7 +6,7 @@
       "env": {}
     }
   ],
-  "rust-analyzer.cargo.features": ["blocking", "tokio"],
+  "rust-analyzer.cargo.features": "all",
   "[rust]": {
     "editor.defaultFormatter": "rust-lang.rust-analyzer",
     "editor.formatOnSave": true

crates/examples/readme/Cargo.toml

@@ -4,7 +4,8 @@ version = "0.0.0"
 edition.workspace = true
 
 [dependencies]
-kill_tree = { path = "../../libs/kill_tree" }
+kill_tree = { path = "../../libs/kill_tree", features = ["tokio"] }
+tokio = { version = "1.36.0", features = ["full"] }
 
 [[bin]]
 name = "kill_tree"
@@ -13,3 +14,7 @@ path = "src/kill_tree.rs"
 [[bin]]
 name = "kill_tree_sigkill"
 path = "src/kill_tree_sigkill.rs"
+
+[[bin]]
+name = "kill_tree_tokio"
+path = "src/kill_tree_tokio.rs"

crates/examples/readme/src/kill_tree_tokio.rs

@@ -0,0 +1,7 @@
+use kill_tree::{get_available_max_process_id, tokio::kill_tree, Result};
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    let _ = kill_tree(get_available_max_process_id()).await?;
+    Ok(())
+}