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system: use std::env::var_os over libc helpers

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Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I2747d4b065095314a1d454a204a251c96a6a6964
This commit is contained in:
raf 2026-03-25 17:05:09 +03:00
commit 99e033c415
Signed by: NotAShelf
GPG key ID: 29D95B64378DB4BF
2 changed files with 27 additions and 25 deletions
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7
src/main.rs
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@ -101,12 +101,15 @@ fn print_system_info(
let len = cursor.position() as usize;
// Direct syscall to avoid stdout buffering allocation
let written = unsafe { libc::write(libc::STDOUT_FILENO, buf.as_ptr().cast(), len) };
let written = unsafe { syscall::sys_write(1, buf.as_ptr(), len) };
if written < 0 {
return Err(io::Error::last_os_error().into());
}
if written as usize != len {
return Err(io::Error::new(io::ErrorKind::WriteZero, "partial write to stdout").into());
return Err(
io::Error::new(io::ErrorKind::WriteZero, "partial write to stdout")
.into(),
);
}
Ok(())
}