Re: [PATCH 1/1] send-email: fix transferencoding config option

> On Tue, Apr 09, 2019 at 09:27:33PM +0200, Heinrich Schuchardt wrote:
>> diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt
>> index 1afe9fc858..884e776add 100644
>> --- a/Documentation/git-send-email.txt
>> +++ b/Documentation/git-send-email.txt
>> @@ -146,7 +146,7 @@ Note that no attempts whatsoever are made to validate the encoding.
>>  	even more opaque.  auto will use 8bit when possible, and quoted-printable
>>  	otherwise.
>>  +
>> -Default is the value of the `sendemail.transferEncoding` configuration
>> +Default is the value of the `sendemail.transferencoding` configuration
>>  value; if that is unspecified, default to `auto`.
>
> In Git, two-part config settings are case-insensitive. We traditionally
> write them in lower camel case because it's easier for people to read.
> Git will canonicalize the values when "git config" runs.
>
> So I don't think we should change this.

>
>> diff --git a/git-send-email.perl b/git-send-email.perl
>> index 8200d58cdc..0e23193939 100755
>> --- a/git-send-email.perl
>> +++ b/git-send-email.perl
>> @@ -239,7 +239,7 @@ sub do_edit {
>>  my (@suppress_cc);
>>  my ($auto_8bit_encoding);
>>  my ($compose_encoding);
>> -my $target_xfer_encoding = 'auto';
>> +my ($target_xfer_encoding);
>>
>>  my ($debug_net_smtp) = 0;		# Net::SMTP, see send_message()
>>
>> @@ -446,6 +446,8 @@ sub read_config {
>>  			$smtp_encryption = 'ssl';
>>  		}
>>  	}
>> +
>> +	$target_xfer_encoding = 'auto' unless (defined $target_xfer_encoding);
>>  }
>>
>>  # read configuration from [sendemail "$identity"], fall back on [sendemail]
>
> Thanks for fixing this. I didn't realize that we only set values if the
> variable holding them is undef. Would you mind adding a test for this
> case so we won't regress it in the future?
>