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faster release parsing
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Around 20% faster when you think about it, but results vary because of hardware race conditions.
This commit is contained in:
raf 2024-12-09 17:29:32 +03:00
parent 8f5bfcbd05
commit 3960b37089
Signed by: NotAShelf
GPG key ID: AF26552424E53993
1 changed files with 10 additions and 8 deletions
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18
src/release.rs
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@ -2,7 +2,7 @@ use color_eyre::Result;
use nix::sys::utsname::UtsName;
use std::{
fs::File,
io::{self, Read},
io::{self, BufRead, BufReader},
};
pub fn get_system_info(utsname: &UtsName) -> nix::Result<String> {
@ -15,13 +15,15 @@ pub fn get_system_info(utsname: &UtsName) -> nix::Result<String> {
}
pub fn get_os_pretty_name() -> Result<String, io::Error> {
let mut os_release_content = String::with_capacity(1024);
File::open("/etc/os-release")?.read_to_string(&mut os_release_content)?;
let file = File::open("/etc/os-release")?;
let reader = BufReader::new(file);
let pretty_name = os_release_content
.lines()
.find(|line| line.starts_with("PRETTY_NAME="))
.map(|line| line.trim_start_matches("PRETTY_NAME=").trim_matches('"'));
for line in reader.lines() {
let line = line?;
if let Some(pretty_name) = line.strip_prefix("PRETTY_NAME=") {
return Ok(pretty_name.trim_matches('"').to_string());
}
}
Ok(pretty_name.unwrap_or("Unknown").to_string())
Ok("Unknown".to_string())
}