[Enigmail] and gpg-agent

[Patrick Brunschwig]

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Charly Avital wrote:
> Patrick Brunschwig wrote the following on 8/9/07 2:41 PM:
>> arno wrote:
>>> Hi,
>>> I have a pgp-agent running on my computer. But I'd like not use 
>>> pgp-agent in thunderbird.
>>> So I left preference extensions.enigmail.useGpgAgent to false.
>>> But I cannot send signed mails anymore (Enigmail does not prompt me for 
>>> my passphrase, but I still get the error "bad passphrase")
>>> In Enigmail.prototype.useGpgAgent, there is:
>>> try {
>>>     useAgent= (this.gpgAgentInfo.envStr.length>0 || this.prefBranch.getBoolPref("useGpgAgent"));
>>> }
> 
>>> So it looks like enigmail tries to use gpg-agent if there is an agent 
>>> running *or* if useGpgAgent is true. I think it's a bug (it should be 
>>> *and*, but I'm not totally sure (may be there is something I 
>>> misunderstood in Enigmail).
>>> Anyway, I changed those lines to:
>>> try { 
>>>     useAgent= (this.gpgAgentInfo.envStr.length>0 && this.prefBranch.getBoolPref("useGpgAgent"));
>>> }   
>>> and it suits my needs.
>> That's actually a feature, not a bug (i.e. it is intended like this).
>> Latest if you want to use gpg2, gpg-agent will be mandatory (required by
>> gpg2). If you don't want gpg-agent to be used, then I'd suggest you
>> unset GPG_AGENT_INFO before starting thunderbird.
> 
>> -Patrick
> 
> 
> What is the difference of the above settings, and unmarking 'Use
> gpg-agent for passphrases' in OpenPGP 'Preferences>Advanced'?
> 
> Charly
> running gpg2 2.0.4 and gpg-agent

The point is that Enigmail tries to use gpg-agent, not only if 'Use
gpg-agent for passphrases' is enabled, but also if it's disabled and the
environment variable is set.

- -Patrick


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