nohup: clap 3

src/uu/nohup/Cargo.toml

@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/nohup.rs"
 
 [dependencies]
-clap = { version = "2.33", features = ["wrap_help"] }
+clap = { version = "3.0", features = ["wrap_help", "cargo"] }
 libc = "0.2.42"
 atty = "0.2"
 uucore = { version=">=0.0.10", package="uucore", path="../../uucore", features=["fs"] }

src/uu/nohup/src/nohup.rs

@@ -88,7 +88,7 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
         .collect_str(InvalidEncodingHandling::ConvertLossy)
         .accept_any();
 
-    let matches = uu_app().usage(&usage[..]).get_matches_from(args);
+    let matches = uu_app().override_usage(&usage[..]).get_matches_from(args);
 
     replace_fds()?;
 
@@ -114,16 +114,16 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
     Ok(())
 }
 
-pub fn uu_app() -> App<'static, 'static> {
+pub fn uu_app<'a>() -> App<'a> {
     App::new(uucore::util_name())
         .version(crate_version!())
         .about(ABOUT)
         .after_help(LONG_HELP)
         .arg(
-            Arg::with_name(options::CMD)
-                .hidden(true)
+            Arg::new(options::CMD)
+                .hide(true)
                 .required(true)
-                .multiple(true),
+                .multiple_occurrences(true),
         )
         .setting(AppSettings::TrailingVarArg)
 }