bug#25955: [PATCH] guix: Only attempt to build json builder if json is available.

[John Darrington]

On Mon, Mar 13, 2017 at 02:16:27PM +0100, Ludovic Court??s wrote:
     John Darrington <address@hidden> skribis:
     
     > * guix/import/stackage.scm: avoid loading the json module.
     > ---
     >  guix/import/stackage.scm | 3 ++-
     >  1 file changed, 2 insertions(+), 1 deletion(-)
     >
     > diff --git a/guix/import/stackage.scm b/guix/import/stackage.scm
     > index 5b25adc..c8f195a 100644
     > --- a/guix/import/stackage.scm
     > +++ b/guix/import/stackage.scm
     > @@ -23,7 +23,6 @@
     >    #:use-module (srfi srfi-26)
     >    #:use-module (srfi srfi-34)
     >    #:use-module (srfi srfi-35)
     > -  #:use-module (guix import json)
     >    #:use-module (guix import hackage)
     >    #:use-module (guix memoization)
     >    #:use-module (guix packages)
     > @@ -31,6 +30,8 @@
     >    #:export (stackage->guix-package
     >              %stackage-updater))
     >  
     > +(module-autoload! (current-module) '(guix import json) '(json))
     
     We don???t do that for any of the other (guix import ???) modules that uses

No.  But all the others are projected in Makefile.am by "if HAVE_GUILE_JSON" .

     (guix import json).  What problem does it cause?
     

It means that one cannot build guix on a foreign system if guile-json is absent.


J'
     

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