File 1198-snmp-Make-snmp-build-reproducibly.patch of Package erlang

From 4c14087401703d3094c52c7e9387643ab565e979 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20de=20Bretagne?=
 <jerome.debretagne@gmail.com>
Date: Sun, 28 Mar 2021 16:04:49 +0200
Subject: [PATCH] snmp: Make snmp build reproducibly

Remove the current date/time and snmp version from the
header section of .hrl files generated by snmpc_mib_to_hrl.

Contributes to #4417 (ERL-1445) and #4482 (ERL-1446).
---
 lib/snmp/src/compile/snmpc_mib_to_hrl.erl | 31 +++++------------------
 1 file changed, 7 insertions(+), 24 deletions(-)

diff --git a/lib/snmp/src/compile/snmpc_mib_to_hrl.erl b/lib/snmp/src/compile/snmpc_mib_to_hrl.erl
index bc18afbdc9..c214bca93c 100644
--- a/lib/snmp/src/compile/snmpc_mib_to_hrl.erl
+++ b/lib/snmp/src/compile/snmpc_mib_to_hrl.erl
@@ -1,8 +1,8 @@
-%% 
+%%
 %% %CopyrightBegin%
-%% 
-%% Copyright Ericsson AB 1996-2016. All Rights Reserved.
-%% 
+%%
+%% Copyright Ericsson AB 1996-2021. All Rights Reserved.
+%%
 %% 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
@@ -14,9 +14,9 @@
 %% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 %% See the License for the specific language governing permissions and
 %% limitations under the License.
-%% 
+%%
 %% %CopyrightEnd%
-%% 
+%%
 
 -module(snmpc_mib_to_hrl).
 
@@ -84,11 +84,7 @@ resolve(Types, MEs, Traps, HrlFile, MibName) ->
 insert_header(Fd) ->
     ?vdebug("insert file header", []),
     io:format(Fd, "%%% This file was automatically generated by "
-	      "snmpc_mib_to_hrl version ~s~n", [?version]),
-    {Y,Mo,D} = date(),
-    {H,Mi,S} = time(),
-    io:format(Fd, "%%% Date: ~2.2.0w-~s-~w::~2.2.0w:~2.2.0w:~2.2.0w~n",
-	      [D,month(Mo),Y,H,Mi,S]).
+	      "snmpc_mib_to_hrl~n", []).
 
 insert_begin(Fd, MibName) ->
     ?vdebug("insert file begin", []),
@@ -309,19 +305,6 @@ insert_range2([_|T],Fd) ->
 insert_range2([],_Fd) ->
     ok.
 
-month(1) -> "Jan";
-month(2) -> "Feb";
-month(3) -> "Mar";
-month(4) -> "Apr";
-month(5) -> "May";
-month(6) -> "Jun";
-month(7) -> "Jul";
-month(8) -> "Aug";
-month(9) -> "Sep";
-month(10) -> "Oct";
-month(11) -> "Nov";
-month(12) -> "Dec".
-
 %%%-----------------------------------------------------------------
 %%% Interface for erl_compile.
 %%%-----------------------------------------------------------------
-- 
2.26.2