mention pid in docs

docs/api/index.html

@@ -802,7 +802,8 @@ osc.udp://myuser.localdomain:11287/
 <div class="paragraph">
 <p>Each running <code>nsmd</code>, per user, creates a state file under <code>$XDG_RUNTIME_DIR/nsm/d/</code> (usually
 <code>/run/user/XXXX/nsm/d/</code>) that can be used to look up running daemons, even if no session is loaded.
-The files contains the daemons osc.udp URL that is compatible with the --nsm-url parameter of the GUI.</p>
+The name of the file is `nsmd`s PID and the files contain their daemons osc.udp URL that is
+compatible with the --nsm-url parameter of the GUI.</p>
 </div>
 <div class="paragraph">
 <p>This enables you to e.g. start nsmd at boot with a random free port. Server-control programs such
@@ -1896,7 +1897,7 @@ if of no consequence to clients but required documentation nevertheless, which w
 <div id="footer">
 <div id="footer-text">
 Version API 1.1.2<br>
-Last updated 2022-03-15 18:44:44 +0100
+Last updated 2022-03-15 18:46:20 +0100
 </div>
 </div>
 </body>

docs/index.html

@@ -557,7 +557,7 @@ Documentation and tutorials for software-developers will be added at a later dat
 <div id="footer">
 <div id="footer-text">
 Version 1.6.0<br>
-Last updated 2022-03-15 18:44:44 +0100
+Last updated 2022-03-15 18:46:20 +0100
 </div>
 </div>
 </body>

docs/src/api/index.adoc

@@ -234,7 +234,8 @@ osc.udp://myuser.localdomain:11287/
 
 Each running `nsmd`, per user, creates a state file under `$XDG_RUNTIME_DIR/nsm/d/` (usually
 `/run/user/XXXX/nsm/d/`) that can be used to look up running daemons, even if no session is loaded.
-The files contains the daemons osc.udp URL that is compatible with the --nsm-url parameter of the GUI.
+The name of the file is `nsmd`s PID and the files contain their daemons osc.udp URL that is
+compatible with the --nsm-url parameter of the GUI.
 
 
 This enables you to e.g. start nsmd at boot with a random free port. Server-control programs such