File 1031-erlang-module-doc-preciser-description-of-erlang-is_.patch of Package erlang

From 39bfe37418ebae1cbb663dc3c0155f3f1e286bb3 Mon Sep 17 00:00:00 2001
From: Kjell Winblad <kjellwinblad@gmail.com>
Date: Thu, 17 Sep 2020 14:59:32 +0200
Subject: [PATCH 21/39] erlang module doc: preciser description of
 erlang:is_alive()

---
 erts/doc/src/erl_cmd.xml |  2 +-
 erts/doc/src/erlang.xml  | 13 +++++++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 2e8c9f5247..0d4c46bd9c 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -2546,8 +2546,17 @@ os_prompt%</pre>
       <fsummary>Check whether the local node is alive.</fsummary>
       <desc>
         <p>Returns <c>true</c> if the local node is alive (that is, if
-          the node can be part of a distributed system), otherwise
-          <c>false</c>.</p>
+        the node can be part of a distributed system), otherwise
+        <c>false</c>. A node is alive if it is started with:</p>
+        <list type="ordered">
+          <item><seealso marker="erl#name"><c>"erl -name LONGNAME"</c></seealso> or,</item>
+          <item><seealso marker="erl#sname"><c>"erl -sname SHORTNAME"</c></seealso>.</item>
+        </list>
+        <p>A node
+        can also be alive if it has got a name from a call to <seealso
+        marker="kernel:net_kernel#start/1"><c>net_kernel:start/1</c></seealso>
+        and has not been stopped by a call to <seealso
+        marker="kernel:net_kernel#stop/0"><c>net_kernel:stop/0</c></seealso>.</p>
       </desc>
     </func>
 
-- 
2.26.2