mirror of
https://github.com/NotAShelf/microfetch.git
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907112f2d1
* perf: break early after parsing required meminfo Also a match statement for compiler magic. * perf: pre-allocate strings when reading files * refactor: remove duplicate .to_string() * perf: try to print everything in one syscall println! sends a syscall for each line. * perf: get rid of duplicate uname syscall * perf: simplify first letter capitalization * refactor: directly use key in match statement
28 lines
840 B
Rust
28 lines
840 B
Rust
use color_eyre::Result;
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use nix::sys::utsname::UtsName;
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use std::{
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fs::File,
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io::{self, Read},
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};
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pub fn get_system_info(utsname: &UtsName) -> nix::Result<String> {
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Ok(format!(
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"{} {} ({})",
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utsname.sysname().to_str().unwrap_or("Unknown"),
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utsname.release().to_str().unwrap_or("Unknown"),
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utsname.machine().to_str().unwrap_or("Unknown")
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))
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}
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pub fn get_os_pretty_name() -> Result<String, io::Error> {
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let mut os_release_content = String::with_capacity(1024);
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File::open("/etc/os-release")?.read_to_string(&mut os_release_content)?;
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let pretty_name = os_release_content
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.lines()
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.find(|line| line.starts_with("PRETTY_NAME="))
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.map(|line| line.trim_start_matches("PRETTY_NAME=").trim_matches('"'));
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Ok(pretty_name.unwrap_or("Unknown").to_string())
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}
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