Revise variant labels and match EAGAIN symbolically

[khatus.git] / README.md

diff --git a/README.md b/README.md
index a8765f8..6b87dad 100644 (file)
--- a/README.md
+++ b/README.md
@@ -2,7 +2,20 @@ khatus
 ======
 ![mascot](mascot.jpg)
 
-Experimental, system monitor and status (bar) reporter I use with
+Experimental system-monitor and status (bar) reporter I use with
 [dwm](https://dwm.suckless.org/) on GNU/Linux.
 
-![screenshot](screenshot.jpg)
+![screenshot](screenshot.png)
+
+Experiments
+-----------
+The approaches experimented-with so far (later versions do not _necessarily_
+obsolete earlier ones, they're just different):
+
+| Name   | Status              | Language  | Tested-on               | Description |
+|--------|---------------------|-----------|-------------------------|-------------|
+| __x1__ | Archive,   complete | Bash, AWK |            Ubuntu 16.04 | Single, synchronous script, saving state in text files |
+| __x2__ | Legacy ,   complete | Bash, AWK | Debian 10, Ubuntu 18.04 | Parallel processes: collectors, cache and reporters; passing messages through a single named pipe |
+| __x3__ | Archive, incomplete | OCaml     | Debian 10               | Re-write and refinement of __x2__ |
+| __x4__ | Archive, incomplete | Dash, AWK | Debian 10               | Sensors are completely decoupled daemons, cache is a file tree |
+| __x5__ | Current, incomplete | C         |            Ubuntu 18.04 | Sensors are completely decoupled daemons, writing to dedicated named pipes, bar repeatedly `select`s and reads the pipes. |