init

src/main.rs

@@ -0,0 +1,23 @@
+use std::fs::create_dir;
+use std::io::Result;
+
+const PATH_MAX:u32 = 4096;
+const NET_NS_DIR:&str = "/var/run/netns";
+fn main() -> std::io::Result<()> {
+    create_ns_dir()?;
+    println!("Hello World");
+    Ok(())
+}
+
+fn create_ns_dir() -> std::io::Result<()> {
+    match create_dir(NET_NS_DIR) {
+        _ => {
+            println!("entra 1")
+            Ok(())
+        },
+        Err(e) if e.kind() != std::io::ErrorKind::AlreadyExists => {
+            println!("entra 2")
+            Err(e)
+        },
+    }
+}

src/meson.build

@@ -0,0 +1,26 @@
+cargo_bin  = find_program('cargo')
+cargo_opt  = [ '--manifest-path', meson.project_source_root() / 'Cargo.toml' ]
+cargo_opt += [ '--target-dir', meson.project_build_root() / 'src' ]
+cargo_env  = [ 'CARGO_HOME=' + meson.project_build_root() / 'cargo-home' ]
+
+if get_option('buildtype') == 'release'
+  cargo_options += [ '--release' ]
+  rust_target = 'release'
+else
+  rust_target = 'debug'
+endif
+
+cargo_build = custom_target(
+  'cargo-build',
+  build_by_default: true,
+  build_always_stale: true,
+  output: meson.project_name(),
+  console: true,
+  install: true,
+  install_dir: get_option('bindir'),
+  command: [
+    'env', cargo_env,
+    cargo_bin, 'build',
+    cargo_opt, '&&', 'cp', 'src' / rust_target / meson.project_name(), '@OUTPUT@',
+  ]
+)