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mark error paths as #[cold]

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poz 2025-12-12 22:45:55 +01:00
commit f18aaa4945
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6 changed files with 50 additions and 18 deletions
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14
src/desktop.rs
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@ -1,5 +1,9 @@
use std::ffi::CStr;
#[inline]
#[cold]
const fn unknown() -> &'static str { "Unknown" }
#[must_use]
#[cfg_attr(feature = "hotpath", hotpath::measure)]
pub fn get_desktop_info() -> String {
@ -7,9 +11,9 @@ pub fn get_desktop_info() -> String {
let desktop_str = unsafe {
let ptr = libc::getenv(c"XDG_CURRENT_DESKTOP".as_ptr());
if ptr.is_null() {
"Unknown"
unknown()
} else {
let s = CStr::from_ptr(ptr).to_str().unwrap_or("Unknown");
let s = CStr::from_ptr(ptr).to_str().unwrap_or_else(|_| unknown());
s.strip_prefix("none+").unwrap_or(s)
}
};
@ -17,10 +21,10 @@ pub fn get_desktop_info() -> String {
let backend_str = unsafe {
let ptr = libc::getenv(c"XDG_SESSION_TYPE".as_ptr());
if ptr.is_null() {
"Unknown"
unknown()
} else {
let s = CStr::from_ptr(ptr).to_str().unwrap_or("Unknown");
if s.is_empty() { "Unknown" } else { s }
let s = CStr::from_ptr(ptr).to_str().unwrap_or_else(|_| unknown());
if s.is_empty() { unknown() } else { s }
}
};