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File 0478-Correct-the-Object-description-in-erlang-monitor-2-d.patch of Package erlang (Revision 18b47b5efd152daeeace488fab8540f9)

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From da5c2389fceddd24e9195cb572eab2dd18a70a6c Mon Sep 17 00:00:00 2001
From: Michal Piotrowski <michal.piotrowski@erlang-solutions.com>
Date: Tue, 13 Apr 2021 18:50:21 +0200
Subject: [PATCH] Correct the `Object` description in `erlang:monitor/2` doc

The `Object` is always a pid when the target entity is a pid.
It doesn't matter if the pid is local or remote, the `DOWN` message will
always contain the original pid as the `Object` element.
---
 erts/doc/src/erlang.xml | 70 ++++++++++++++++++++---------------------
 1 file changed, 35 insertions(+), 35 deletions(-)

diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index f69bc9c1d8..3cca08664a 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -11,7 +11,7 @@
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
- 
+
 http://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software
@@ -248,7 +248,7 @@
 	MQD)</c></seeerl> 
 </desc>
 </datatype>
- 
+
 
 </datatypes>
 
@@ -283,7 +283,7 @@
 <name name="adler32" arity="2" since=""/>
 <fsummary>Compute adler32 checksum.</fsummary>
 <desc>
- Continues computing the adler32 checksum by combining 
+ Continues computing the adler32 checksum by combining
 the previous checksum, <c><anno>OldAdler</anno></c>, with
 the checksum of <c><anno>Data</anno></c>.
 The following code:
@@ -757,7 +757,7 @@ hello
 If the binary is stored or transits through untrusted
 sources, you should also consider cryptographically
 signing it.
- </warning>	
+ </warning>
 </item>
 <tag><c>used</c></tag>
 <item>
@@ -1204,7 +1204,7 @@ Z = erlang:crc32_combine(X,Y,iolist_size(Data2)).</code>
 <item>
 The header is not stripped off.
 The meanings of the packet types are as follows:
- <taglist> 
+ <taglist>
 <tag><c>asn1</c> - ASN.1 BER</tag><item></item>
 <tag><c>sunrm</c> - Sun's RPC encoding</tag><item></item>
 <tag><c>cdr</c> - CORBA (GIOP 1.1)</tag><item></item>
@@ -1234,7 +1234,7 @@ Z = erlang:crc32_combine(X,Y,iolist_size(Data2)).</code>
 The following calls are to use <c>httph</c> to get
 <c><anno>HttpHeader</anno></c>s until
 <c>http_eoh</c> is returned, which marks the end of the
- headers and the beginning of any following message body. 
+ headers and the beginning of any following message body.
 The variants <c>http_bin</c> and <c>httph_bin</c> return
 strings (<c>HttpString</c>) as binaries instead of lists.
 </item>
@@ -1663,7 +1663,7 @@ end</code>
 	
 </desc>
 </func>
- 
+
 <func>
 <name name="element" arity="2" since=""/>
 <fsummary>Return the Nth element of a tuple.</fsummary>
@@ -2008,7 +2008,7 @@ true</pre>
 options.</fsummary>
 <desc>
 Returns a binary corresponding to the text
- representation of <c><anno>Float</anno></c> using fixed decimal 
+ representation of <c><anno>Float</anno></c> using fixed decimal
 point formatting. <c><anno>Options</anno></c> behaves in the same
 way as <seemfa marker="#float_to_list/2">
 <c>float_to_list/2</c></seemfa>. Examples:
@@ -3336,7 +3336,7 @@ is_process_alive(P2Pid),
 <name name="list_to_pid" arity="1" since=""/>
 <fsummary>Convert from text representation to a pid.</fsummary>
 <desc>
- Returns a process identifier whose text representation is a 
+ Returns a process identifier whose text representation is a
 <c><anno>String</anno></c>, for example:
 <pre>
 > <input>list_to_pid("&lt;0.4.1>").</input>
@@ -4017,7 +4017,7 @@ RealSystem = system + MissedSystem</code>
 <tag><c>Object</c></tag>
 <item>
 The monitored entity, which triggered the event. When monitoring
- a local process or port, <c>Object</c> will be equal to the
+ a process or a local port, <c>Object</c> will be equal to the
 <c>pid()</c> or <c>port()</c> that was being monitored. When
 monitoring process or port by name, <c>Object</c> will have format
 <c>{RegisteredName, Node}</c> where <c>RegisteredName</c> is the
@@ -4658,7 +4658,7 @@ RealSystem = system + MissedSystem</code>
 on some OSs, be desirable. How the program
 responds to this is highly system-dependent and no specific
 effect is guaranteed.
- </item> 
+ </item>
 <tag><c>exit_status</c></tag>
 <item>
 Only valid for <c>{spawn, <anno>Command</anno>}</c>, where
@@ -4995,7 +4995,7 @@ RealSystem = system + MissedSystem</code>
 (the connected process). If the calling process is linked to
 the port identified by <c><anno>Port</anno></c>, the exit
 signal from the port is guaranteed to be delivered before
- <c>port_close/1</c> returns. 
+ <c>port_close/1</c> returns.
 For comparison: <c><anno>Port</anno> ! {self(), close}</c>
 only fails with <c>badarg</c> if <c><anno>Port</anno></c> does
 not refer to a port or a process. If <c><anno>Port</anno></c>
@@ -5004,7 +5004,7 @@ RealSystem = system + MissedSystem</code>
 the port replies with <c>{Port, closed}</c> when all buffers
 have been flushed and the port really closes. If the calling
 process is not the port owner, the port owner fails
- with <c>badsig</c>. 
+ with <c>badsig</c>.
 Notice that any process can close a port using
 <c><anno>Port</anno> ! {PortOwner, close}</c> as if it itself was
 the port owner, but the reply always goes to the port owner.
@@ -5035,7 +5035,7 @@ RealSystem = system + MissedSystem</code>
 For comparison: <c><anno>Port</anno> ! {PortOwner, {command,
 Data}}</c> only fails with <c>badarg</c> if <c><anno>Port</anno></c>
 does not refer to a port or a process. If <c><anno>Port</anno></c> is
- a closed port, the data message disappears 
+ a closed port, the data message disappears
 without a sound. If <c><anno>Port</anno></c> is open and the calling
 process is not the port owner, the port owner fails
 with <c>badsig</c>. The port owner fails with <c>badsig</c>
@@ -5099,7 +5099,7 @@ RealSystem = system + MissedSystem</code>
 <tag><c>nosuspend</c></tag>
 <item>The calling process is not suspended if the port is
 busy, instead the port command is aborted and
- <c>false</c> is returned. 
+ <c>false</c> is returned.
 </item>
 </taglist>
 <note>
@@ -5648,7 +5648,7 @@ RealSystem = system + MissedSystem</code>
 <c>min_heap_size</c></seeerl>. The size check is only done when
 a garbage collection is triggered.
 <c>size</c> is the entire heap of the process when garbage collection
- is triggered. This includes all generational heaps, the process stack, 
+ is triggered. This includes all generational heaps, the process stack,
 any <seeerl marker="#process_flag_message_queue_data">
 messages that are considered to be part of the heap</seeerl>, and any
 extra memory that the garbage collector needs during collection.
@@ -6462,7 +6462,7 @@ end</pre>
 If using option <c>{async, false}</c>, the calling
 process is blocked until the operation has been performed.
 </note>
- See also 
+ See also
 <seemfa marker="#send_after/4"><c>erlang:send_after/4</c></seemfa>,
 <seemfa marker="#start_timer/4">
 <c>erlang:start_timer/4</c></seemfa>, and
@@ -7309,7 +7309,7 @@ true</pre>
 	
 </desc>
 </func>
- 
+
 <func>
 <name name="spawn_request" arity="4" clause_i="2" since="OTP 23.0"/>
 <fsummary>Asynchronously send a request to spawn a new process.</fsummary>
@@ -7330,7 +7330,7 @@ true</pre>
 	 Asynchronously send a spawn request. Returns a request
 	 identifier <c><anno>ReqId</anno></c>.
 	
-	
+
 	<marker id="spawn_request_success_message"/>
 	
 	 If the spawn operation succeeds, a new process is
@@ -7498,7 +7498,7 @@ true</pre>
 		option is set to <c>yes</c>, the caller is
 		guaranteed to be delivered either a
 		<seeerl marker="#spawn_request_success_message">success
-		message</seeerl> or an 
+		message</seeerl> or an
 		<seeerl marker="#spawn_request_error_message">error
 		message</seeerl>. The <c>reply</c> option is by
 		default set to <c>yes</c>.
@@ -7578,7 +7578,7 @@ true</pre>
 	
 </desc>
 </func>
- 
+
 <func>
 <name name="spawn_request_abandon" arity="1" since="OTP 23.0"/>
 <fsummary>Abandon a previously issued spawn request.</fsummary>
@@ -7644,7 +7644,7 @@ true</pre>
 	<c><anno>ReqId</anno></c> is not a reference.
 </desc>
 </func>
- 
+
 <func>
 <name name="split_binary" arity="2" since=""/>
 <fsummary>Split a binary into two.</fsummary>
@@ -8352,7 +8352,7 @@ ok
 scheduled for execution until the process has been resumed.
 A process can be suspended by multiple processes and can
 be suspended multiple times by a single process. A suspended
- process does not leave the suspended state until its suspend 
+ process does not leave the suspended state until its suspend
 count reaches zero. The suspend count of
 <c><anno>Suspendee</anno></c> is decreased when
 <seemfa marker="#resume_process/1">
@@ -9467,7 +9467,7 @@ Metadata = #{ pid => pid(),
 <tag><marker id="system_info_heap_sizes"/>
 <c>heap_sizes</c></tag>
 <item>
- Returns a list of integers representing valid heap sizes 
+ Returns a list of integers representing valid heap sizes
 in words. All Erlang heaps are sized from sizes in this
 list.
 </item>
@@ -10752,7 +10752,7 @@ Metadata = #{ pid => pid(),
 </item>
 <tag><c>runnable_ports</c></tag>
 <item>
- If a port is put into or removed from the run queue, a 
+ If a port is put into or removed from the run queue, a
 message, <c>{profile, Port, State, 0, Ts}</c>, is sent to
 <c><anno>ProfilerPid</anno></c>.
 </item>
@@ -10935,7 +10935,7 @@ hello
 Returns the encoding of <c><anno>Term</anno></c> according to
 	the Erlang external term format as
 	<seetype marker="#ext_iovec"><c>ext_iovec()</c></seetype>.
-	
+
 	This function produce the same encoding as
 	<seemfa marker="#term_to_binary/1"><c>term_to_binary/1</c></seemfa>,
 	but with another return type. The call
@@ -10951,7 +10951,7 @@ hello
 	<seemfa marker="#term_to_binary/1"><c>term_to_binary/1</c></seemfa>.
 </desc>
 </func>
- 
+
 <func>
 <name name="term_to_iovec" arity="2" since="OTP 23.0"/>
 <fsummary>Encode a term to en Erlang external term format as iovec().
@@ -10960,7 +10960,7 @@ hello
 Returns the encoding of <c><anno>Term</anno></c> according to
 	the Erlang external term format as
 	<seetype marker="#ext_iovec"><c>ext_iovec()</c></seetype>.
-	
+
 	This function produce the same encoding as
 	<seemfa marker="#term_to_binary/2"><c>term_to_binary/2</c></seemfa>,
 	but with another return type. The call
@@ -10974,7 +10974,7 @@ hello
 	<c>term_to_binary()</c> provide. <c>term_to_iovec()</c> can for example
 	refer directly to off heap binaries instead of copying the binary
 	data into the result.
-	
+
 	See also
 	<seemfa marker="#term_to_binary/2"><c>term_to_binary/2</c></seemfa>.
 </desc>
@@ -11082,7 +11082,7 @@ end</code>
 Returns current
 <seeguide marker="time_correction#Erlang_System_Time">
 Erlang system time</seeguide>
- on the format <c>{MegaSecs, Secs, MicroSecs}</c>. This format is 
+ on the format <c>{MegaSecs, Secs, MicroSecs}</c>. This format is
 the same as <seemfa marker="kernel:os#timestamp/0">
 <c>os:timestamp/0</c></seemfa>
 and the deprecated <seemfa marker="#now/0">
@@ -11234,7 +11234,7 @@ improper_end</pre>
 a trace on many or even all processes in the system.
 The trace can then be activated and deactivated using the match
 specification function <c>{silent,Bool}</c>, giving
- a high degree of control of which functions with which 
+ a high degree of control of which functions with which
 arguments that trigger the trace.
 Message tags:
 <seeerl marker="#trace_3_trace_messages_call">
@@ -11543,7 +11543,7 @@ improper_end</pre>
 <item>
 When <c>Pid</c> exits from the specified
 function because of an exception. This trace message is
- sent if flag <c>call</c> is set, and the function has 
+ sent if flag <c>call</c> is set, and the function has
 a match specification with an <c>exception_trace</c> action.
 </item>
 <tag>
-- 
2.26.2

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