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x11/wayland: add tracing to xcursor loading code

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Makes it easier to understand what is happening when debugging xcursor
issues:

```
WEZTERM_LOG=window::os::x11::cursor=trace,info wezterm
```
This commit is contained in:
Wez Furlong 2022-04-09 06:48:29 -07:00
parent bbead38f82
commit 738e180295
2 changed files with 13 additions and 2 deletions
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2
term/src/terminalstate/performer.rs
View File

@ -391,7 +391,7 @@ impl<'a> Performer<'a> {
}
}
ControlCode::Null => {},
ControlCode::Null => {}
_ => log::warn!("unhandled ControlCode {:?}", control),
}

13
window/src/os/x11/cursor.rs
View File

@ -36,8 +36,13 @@ pub struct CursorInfo {
fn icon_path() -> Vec<PathBuf> {
let path = match std::env::var_os("XCURSOR_PATH") {
Some(path) => path,
Some(path) => {
log::trace!("Using $XCURSOR_PATH icon path: {:?}", path);
path
}
None => {
log::trace!("Constructing default icon path because $XCURSOR_PATH is not set");
fn add_icons_dir(path: &OsStr, dest: &mut Vec<PathBuf>) {
for entry in std::env::split_paths(path) {
dest.push(entry.join("icons"));
@ -46,8 +51,10 @@ fn icon_path() -> Vec<PathBuf> {
fn xdg_location(name: &str, def: &str, dest: &mut Vec<PathBuf>) {
if let Some(var) = std::env::var_os(name) {
log::trace!("Using ${} location {:?}", name, var);
add_icons_dir(&var, dest);
} else {
log::trace!("Using {} because ${} is not set", def, name);
add_icons_dir(OsStr::new(def), dest);
}
}
@ -160,6 +167,7 @@ impl CursorInfo {
}
}
let icon_path = icon_path();
log::trace!("icon_path is {:?}", icon_path);
Self {
cursors: HashMap::new(),
@ -303,6 +311,7 @@ impl CursorInfo {
for dir in &self.icon_path {
for name in names {
let candidate = dir.join(theme).join("cursors").join(name);
log::trace!("candidate for {:?} is {:?}", cursor, candidate);
if let Ok(file) = std::fs::File::open(&candidate) {
match self.parse_cursor_file(conn, file) {
Ok(cursor_id) => {
@ -314,6 +323,7 @@ impl CursorInfo {
},
);
log::trace!("{:?} resolved to {:?}", cursor, candidate);
return Some(cursor_id);
}
Err(err) => log::error!("{:#}", err),
@ -334,6 +344,7 @@ impl CursorInfo {
MouseCursor::SizeUpDown => xcb_util::cursor::SB_V_DOUBLE_ARROW,
MouseCursor::SizeLeftRight => xcb_util::cursor::SB_H_DOUBLE_ARROW,
};
log::trace!("loading X11 basic cursor {} for {:?}", id_no, cursor);
let cursor_id: xcb::ffi::xcb_cursor_t = conn.generate_id();
xcb::create_glyph_cursor(