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#[macro_use]
extern crate uucore;
use clap::{App, Arg};
use platform_info::*;
const VERSION: &str = env!("CARGO_PKG_VERSION");
const ABOUT: &str = "Print certain system information. With no OPTION, same as -s.";
const OPT_ALL: &str = "all";
const OPT_KERNELNAME: &str = "kernel-name";
const OPT_NODENAME: &str = "nodename";
const OPT_KERNELVERSION: &str = "kernel-version";
const OPT_KERNELRELEASE: &str = "kernel-release";
const OPT_MACHINE: &str = "machine";
const OPT_PROCESSOR: &str = "processor";
const OPT_HWPLATFORM: &str = "hardware-platform";
const OPT_OS: &str = "operating-system";
#[cfg(target_os = "linux")]
const HOST_OS: &str = "GNU/Linux";
#[cfg(target_os = "windows")]
const HOST_OS: &str = "Windows NT";
#[cfg(target_os = "freebsd")]
const HOST_OS: &str = "FreeBSD";
#[cfg(target_os = "openbsd")]
const HOST_OS: &str = "OpenBSD";
#[cfg(target_os = "macos")]
const HOST_OS: &str = "Darwin";
#[cfg(target_os = "fuchsia")]
const HOST_OS: &str = "Fuchsia";
#[cfg(target_os = "redox")]
const HOST_OS: &str = "Redox";
pub fn uumain(args: impl uucore::Args) -> i32 {
let usage = format!("{} [OPTION]...", executable!());
let matches = App::new(executable!())
.version(VERSION)
.about(ABOUT)
.usage(&usage[..])
.arg(Arg::with_name(OPT_ALL)
.short("a")
.long(OPT_ALL)
.help("Behave as though all of the options -mnrsv were specified."))
.arg(Arg::with_name(OPT_KERNELNAME)
.short("s")
.long(OPT_KERNELNAME)
.alias("sysname")
.help("print the kernel name."))
.arg(Arg::with_name(OPT_NODENAME)
.short("n")
.long(OPT_NODENAME)
.help("print the nodename (the nodename may be a name that the system is known by to a communications network)."))
.arg(Arg::with_name(OPT_KERNELRELEASE)
.short("r")
.long(OPT_KERNELRELEASE)
.alias("release")
.help("print the operating system release."))
.arg(Arg::with_name(OPT_KERNELVERSION)
.short("v")
.long(OPT_KERNELVERSION)
.help("print the operating system version."))
.arg(Arg::with_name(OPT_HWPLATFORM)
.short("i")
.long(OPT_HWPLATFORM)
.help("print the hardware platform (non-portable)"))
.arg(Arg::with_name(OPT_MACHINE)
.short("m")
.long(OPT_MACHINE)
.help("print the machine hardware name."))
.arg(Arg::with_name(OPT_PROCESSOR)
.short("p")
.long(OPT_PROCESSOR)
.help("print the processor type (non-portable)"))
.arg(Arg::with_name(OPT_OS)
.short("o")
.long(OPT_OS)
.help("print the operating system name."))
.get_matches_from(args);
let uname = return_if_err!(1, PlatformInfo::new());
let mut output = String::new();
let all = matches.is_present(OPT_ALL);
let kernelname = matches.is_present(OPT_KERNELNAME);
let nodename = matches.is_present(OPT_NODENAME);
let kernelrelease = matches.is_present(OPT_KERNELRELEASE);
let kernelversion = matches.is_present(OPT_KERNELVERSION);
let machine = matches.is_present(OPT_MACHINE);
let processor = matches.is_present(OPT_PROCESSOR);
let hwplatform = matches.is_present(OPT_HWPLATFORM);
let os = matches.is_present(OPT_OS);
let none = !(all
|| kernelname
|| nodename
|| kernelrelease
|| kernelversion
|| machine
|| os
|| processor
|| hwplatform);
if kernelname || all || none {
output.push_str(&uname.sysname());
output.push(' ');
}
if nodename || all {
output.push_str(&uname.nodename());
output.push(' ');
}
if kernelrelease || all {
output.push_str(&uname.release());
output.push(' ');
}
if kernelversion || all {
output.push_str(&uname.version());
output.push(' ');
}
if machine || all {
output.push_str(&uname.machine());
output.push(' ');
}
if processor || all {
output.push_str("unknown");
output.push(' ');
}
if hwplatform || all {
output.push_str("unknown");
output.push(' ');
}
if os || all {
output.push_str(HOST_OS);
output.push(' ');
}
println!("{}", output.trim_end());
0
}