Re: [PATCH] md5, sha1, sha256, sha512: add 'auto', and a way to specify default

[Pádraig Brady]

On 12/08/2013 03:38 PM, Ludovic Courtès wrote:
> Paul Eggert <address@hidden> skribis:
> 
>> I needed something like this for Emacs, and these changes should
>> affect existing uses so I took the liberty of pushing them.
> 
> BTW, wouldn’t it be a problem if OpenSSL got linked into Emacs?
> 
> In general, it’s not advisable to link OpenSSL into GPL’d programs AIUI,
> so I wonder if this change to the hash modules isn’t making it too easy.

There should be no issue as this is just making use of the libcrypto
system library where available:

  http://www.openssl.org/support/faq.html#LEGAL2
  http://www.gnu.org/licenses/gpl-faq.html#SystemLibraryException

thanks,
Pádraig.