doc: add reminders about limitations to sys conditions
@@ -21,9 +21,17 @@ Some of these are also registered in the issue tracker on GitHub.
* Allow running as non-pid1 => read .conf and RCSD form cmdline
* Add `finit.conf` support for UPS notification (SIGPWR) to start a task
using, e.g. <sys/power/{ok,fail,low}> conditions. More info in sig.c
+
+ As of Finit v4.1 SIGPWR generates <sys/power/fail> condition and it
+ is up to a task to check why and take appropriate action.
* Add `finit.conf` support for ctrl-alt-delete (SIGINT) and kbrequest,
i.e. KeyboardSignal, (SIGWINCH) behavior. Using conditions to a task,
e.g, <sys/key/ctrlaltdel> and <sys/key/signal> like SIGPWR handling.
+
+ As of Finit v4.1 SIGINT generates <sys/key/ctrlaltdel>, but there is
+ no check if the signal actually originates from the kernel. To get
+ this verification, a new libuEv release is needed. As of June 6 -21
+ that functionality is not yet released.
* Write man pages for finit and `finit.conf`, steal from the excellent
`pimd` man pages ...
