This affects the output of 'guix show', 'guix search', and 'guix system
search'.
* guix/ui.scm (hyperlink, supports-hyperlinks?, location->hyperlink):
New procedures.
(package->recutils): Add #:hyperlinks? and honor it.
(display-search-results): Pass #:hyperlinks? to PRINT.
* guix/scripts/system/search.scm (service-type->recutils): Add
#:hyperlinks? and honor it.
* guix/ui.scm (display-search-results): New procedure.
* guix/scripts/package.scm (find-packages-by-description): Remove
'unzip2' call and return a list of pairs.
(process-query): Change to use 'display-search-results'.
* guix/scripts/system/search.scm (find-service-types): Remove 'unzip2'
call and return a list of pairs.
(guix-system-search): Use 'display-search-results'.
Fixes <https://bugs.gnu.org/29707>.
Reported by Clément Lassieur <clement@lassieur.org>.
* guix/scripts/system/search.scm (service-type-default-shepherd-services)
(service-type-shepherd-names): New procedures.
(service-type->recutils): Use it.
* tests/guix-system.sh: Add test.
