Fix bat crash with BusyBox less on Windows

- Retrieve less version earlier in src/output.rs.
- Skip -K argument if less is detected as BusyBox version.
- Reuses the version check for the existing --no-init logic.
- Fixes #3518.

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Improve native man pages and command help syntax highlighting by stripping overstriking, see #3517 (@akirk)
 
 ## Bugfixes
+- Fix crash with BusyBox `less` on Windows, see #3518 (@Anchal-T)
 - `--help` now correctly honors `--pager=builtin`. See #3516 (@keith-hall)
 - `--help` now correctly honors custom themes. See #3524 (@keith-hall)
 

src/output.rs

@@ -131,8 +131,13 @@ impl OutputType {
                     p.arg("-S"); // Short version of --chop-long-lines for compatibility
                 }
 
+                let less_version = retrieve_less_version(&pager.bin);
+
                 // Ensures that 'less' quits together with 'bat'
-                p.arg("-K"); // Short version of '--quit-on-intr'
+                // The BusyBox version of less does not support -K
+                if less_version != Some(LessVersion::BusyBox) {
+                    p.arg("-K"); // Short version of '--quit-on-intr'
+                }
 
                 // Passing '--no-init' fixes a bug with '--quit-if-one-screen' in older
                 // versions of 'less'. Unfortunately, it also breaks mouse-wheel support.
@@ -142,7 +147,7 @@ impl OutputType {
                 // For newer versions (530 or 558 on Windows), we omit '--no-init' as it
                 // is not needed anymore.
                 if single_screen_action == SingleScreenAction::Quit {
-                    match retrieve_less_version(&pager.bin) {
+                    match less_version {
                         None => {
                             p.arg("--no-init");
                         }