uutils/coreutils

missing "Usage:" in true/false

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#10,279 opened on Jan 17, 2026

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 (2 comments) (1 reaction) (0 assignees)Rust (1,976 forks)batch import
U - falseU - truegood first issuereported-launchpad

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Description

it should start with Usage:

Reported here: https://bugs.launchpad.net/ubuntu/+source/rust-coreutils/+bug/2137580

$ LANG=C cargo run -q --features unix false --help|head -1
Returns false, an unsuccessful exit status.

with GNU:

LANG=C /usr/bin/false --help|head -1
Usage: /usr/bin/false [ignored command line arguments]

same for true

Contributor guide

Research direction
Inspect the help message generation for 'true' and 'false' commands and add 'Usage:' prefix to the first line.
Tech stack
rust
Domain
cli
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
1
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Under 1 hour
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Git
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
85