[MacPorts] #55040: request for gnutls port: add variant "guile"

[MacPorts]

#55040: request for gnutls port: add variant "guile"
--------------------------+-----------------------------
 Reporter:  mwette        |      Owner:
     Type:  enhancement   |     Status:  new
 Priority:  Normal        |  Milestone:  MacPorts Future
Component:  ports         |    Version:  2.4.2
 Keywords:  gnutls guile  |       Port:  gnutls
--------------------------+-----------------------------
 Please add a new variant "guile" to gnutls.  Guile needs gnutls to use web
 services over https.

 I have it working with the following update to the gnutls Portfile:

 {{{
 --- Portfile.orig       2017-10-08 15:00:12.000000000 -0700
 +++ Portfile    2017-10-08 09:14:54.000000000 -0700
 @@ -71,6 +71,12 @@
      configure.args-delete   --disable-libdane
  }

 +variant guile description {Build guile bindings} {
 +    depends_lib-append      port:guile
 +    configure.args-delete   --disable-guile
 +    configure.args-append   --enable-guile
 +}
 +
  # as of r120660 (#43881) unbound installs its root key file at
 ${prefix}/var/run/unbound/root.key
  # the following may be superfluous
  }}}

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Ticket URL: <https://trac.macports.org/ticket/55040>
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