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printf: add description and version

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Adds a version number and brief description to the printf utility in the user documentation
This commit is contained in:
Nathan 2022-02-01 17:34:06 -05:00
parent 1194a8ce53
commit f6174dd946
1 changed files with 11 additions and 2 deletions
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13
src/uu/printf/src/printf.rs
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@ -9,6 +9,8 @@ use uucore::InvalidEncodingHandling;
const VERSION: &str = "version"; const VERSION: &str = "version";
const HELP: &str = "help"; const HELP: &str = "help";
const USAGE: &str = "printf FORMATSTRING [ARGUMENT]...";
const ABOUT: &str = "Print output based off of the format string and proceeding arguments.";
static LONGHELP_LEAD: &str = "printf static LONGHELP_LEAD: &str = "printf
USAGE: printf FORMATSTRING [ARGUMENT]... USAGE: printf FORMATSTRING [ARGUMENT]...
@ -295,7 +297,14 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
pub fn uu_app<'a>() -> App<'a> { pub fn uu_app<'a>() -> App<'a> {
App::new(uucore::util_name()) App::new(uucore::util_name())
.arg(Arg::new(VERSION).long(VERSION)) .version(crate_version!())
.arg(Arg::new(HELP).long(HELP)) .about(ABOUT)
.override_usage(USAGE)
.arg(Arg::new(HELP).long(HELP).help("Print help information"))
.arg(
Arg::new(VERSION)
.long(VERSION)
.help("Print version information"),
)
.setting(AppSettings::InferLongArgs) .setting(AppSettings::InferLongArgs)
} }