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44 lines
869 B
44 lines
869 B
//! Handles arg parsing
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use super::*;
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use std::fmt;
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mod usage;
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mod data;
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/// The name of the process that was invoked
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#[inline] pub fn prog_name() -> &'static str
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{
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lazy_static! {
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static ref NAME: String = std::env::args().next().unwrap();
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}
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&NAME[..]
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}
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/// Print usage
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pub fn print_usage()
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{
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println!(r#"batchtask v{version} - advanced process batching
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by {author} with <3 (licensed GPL3+)"#,
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version = env!("CARGO_PKG_VERSION"),
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author = env!("CARGO_PKG_AUTHORS"));
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println!(r#"
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Usage: {prog} [OPTIONS] [TASKS]...
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Usage: {prog} --help
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{opts}
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Compiled with:
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{features}
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"#,
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prog = prog_name(),
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opts = usage::sections().join("\n").trim(),
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features = usage::features().join("\n"));
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}
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/// Print usage then exit with code 0
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#[inline(always)] pub fn usage() -> !
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{
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print_usage();
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std::process::exit(0)
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}
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