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use std::fmt; use std::env::var; use std::process::Command; pub mod colors; pub use crate::colors::Colors; #[derive(Debug)] pub struct Title { username: String, hostname: String } pub fn username() -> String { var("USERNAME").unwrap() } #[cfg(target_family = "unix")] pub fn hostname() -> Result<String, bool> { Ok(var("HOSTNAME").unwrap()) } #[cfg(target_family = "windows")] pub fn hostname() -> Result<String, bool> { let output = Command::new("hostname") .output(); match output { Ok(output) => return Ok(String::from_utf8(output.stdout).unwrap()), Err(_) => return Err(true), } } pub fn title() -> Title { let username = username(); let hostname = hostname().unwrap_or("Unknown".to_string()); Title { username, hostname } } #[cfg(target_family = "unix")] pub fn os() -> Result<String, bool> { let output = Command::new("lsb_release") .arg("-sd") .output(); match output { Ok(output) => return Ok(String::from_utf8(output.stdout).unwrap()), Err(_) => return Err(true), } } #[cfg(target_family = "windows")] pub fn os() -> Result<String, bool> { let output = Command::new("wmic") .args(&["os", "get", "Caption"]) .output(); match output { Ok(output_) => { let output = String::from_utf8(output_.stdout).unwrap(); let pat: Vec<&str> = output.split_terminator("\r\r\n").collect(); let os = pat[1]; return Ok(os.trim().to_string().split_off(10)) }, Err(_) => return Err(true), } } #[cfg(target_family = "unix")] pub fn kernel() -> Result<String, bool> { let output = Command::new("uname") .arg("-r") .output(); match output { Ok(output) => return Ok(String::from_utf8(output.stdout).unwrap()), Err(_) => return Err(true), } } #[cfg(target_family = "windows")] pub fn kernel() -> Result<String, bool> { let output = Command::new("wmic") .args(&["os", "get", "Version"]) .output(); match output { Ok(output_) => { let output = String::from_utf8(output_.stdout).unwrap(); let pat: Vec<&str> = output.split_terminator("\r\r\n").collect(); let os = pat[1]; return Ok(os.trim().to_string()) }, Err(_) => return Err(true), } } #[cfg(target_family = "unix")] pub fn de() -> Result<String, bool> { unimplemented!() } #[cfg(target_family = "windows")] pub fn de() -> Result<String, bool> { let os = os().unwrap(); let pat: Vec<&str> = os.split_terminator(" ").collect(); if pat[1].trim() == "7" { Ok("Aero".to_string()) } else { Ok("Metro".to_string()) } } impl fmt::Display for Title { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}@{}", self.username, self.hostname) } } #[macro_export] macro_rules! printr { () => (print!("\x1b[0m")); ($($arg:tt)*) => ({ print!("{}\x1b[0m", format_args!($($arg)*)); }) } #[macro_export] macro_rules! printlnr { () => (println!("\x1b[0m")); ($($arg:tt)*) => ({ println!("{}\x1b[0m", format_args!($($arg)*)); }) }