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printenv: move help strings to markdown file

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Koki Ueha 2023-03-09 14:56:00 +00:00
parent 9f8cd4a7eb
commit e3d501fca1
2 changed files with 10 additions and 3 deletions
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7
src/uu/printenv/printenv.md Normal file
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@ -0,0 +1,7 @@
# printenv
```
printenv [VARIABLE]... [OPTION]...
```
Display the values of the specified environment VARIABLE(s), or (with no VARIABLE) display name and value pairs for them all.

6
src/uu/printenv/src/printenv.rs
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@ -9,10 +9,10 @@
use clap::{crate_version, Arg, ArgAction, Command};
use std::env;
use uucore::{error::UResult, format_usage};
use uucore::{error::UResult, format_usage, help_about, help_usage};
static ABOUT: &str = "Display the values of the specified environment VARIABLE(s), or (with no VARIABLE) display name and value pairs for them all.";
const USAGE: &str = "{} [VARIABLE]... [OPTION]...";
const ABOUT: &str = help_about!("printenv.md");
const USAGE: &str = help_usage!("printenv.md");
static OPT_NULL: &str = "null";