diff options
| -rw-r--r-- | users/Profpatsch/execline/exec_helpers.rs | 10 | ||||
| -rw-r--r-- | users/Profpatsch/netencode/default.nix | 2 |
2 files changed, 11 insertions, 1 deletions
diff --git a/users/Profpatsch/execline/exec_helpers.rs b/users/Profpatsch/execline/exec_helpers.rs index bc4650fbad9a..b9e1f5797386 100644 --- a/users/Profpatsch/execline/exec_helpers.rs +++ b/users/Profpatsch/execline/exec_helpers.rs @@ -11,6 +11,16 @@ pub fn no_args(current_prog_name: &str) -> () { } } +pub fn args(current_prog_name: &str, no_of_positional_args: usize) -> Vec<Vec<u8>> { + let mut args = std::env::args_os(); + // remove argv[0] + let _ = args.nth(0); + if args.len() != no_of_positional_args { + die_user_error(current_prog_name, format!("Expected {} arguments, got {}, namely {:?}", no_of_positional_args, args.len(), args.collect::<Vec<_>>())) + } + args.map(|arg| arg.into_vec()).collect() +} + pub fn args_for_exec(current_prog_name: &str, no_of_positional_args: usize) -> (Vec<Vec<u8>>, Vec<Vec<u8>>) { let mut args = std::env::args_os(); // remove argv[0] diff --git a/users/Profpatsch/netencode/default.nix b/users/Profpatsch/netencode/default.nix index 92672470e902..4965bb74f20c 100644 --- a/users/Profpatsch/netencode/default.nix +++ b/users/Profpatsch/netencode/default.nix @@ -109,7 +109,7 @@ let fn main() { let mut buf = vec![]; - let (args, prog) = exec_helpers::args_for_exec("record-get", 1); + let args = exec_helpers::args("record-get", 1); let field = match std::str::from_utf8(&args[0]) { Ok(f) => f, Err(_e) => exec_helpers::die_user_error("record-get", format!("The field name needs to be valid unicode")) |