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authorOleg Pykhalov <go.wigust@gmail.com>2018-11-21 16:35:38 +0300
committerOleg Pykhalov <go.wigust@gmail.com>2018-11-22 21:17:55 +0300
commit85e9c4b91990008f2b6b07c5de6f14427d7c3a06 (patch)
treeac14715d4894f430ef495632df99208da589017a
parent81a40ee0cb925bc39e3044bddcfdd38ddb04f04d (diff)
downloadguix-85e9c4b91990008f2b6b07c5de6f14427d7c3a06.tar
guix-85e9c4b91990008f2b6b07c5de6f14427d7c3a06.tar.gz
describe: Add recutils format.
* guix/scripts/describe.scm (channel->recutils): New procedure. (display-checkout-info, display-profile-info): Use this. (%options): Add 'recutils' option. * doc/guix.texi (Invoking guix describe): Document this.
-rw-r--r--doc/guix.texi4
-rw-r--r--guix/scripts/describe.scm23
2 files changed, 23 insertions, 4 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 3413eb30f2..44594d1680 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -3276,7 +3276,9 @@ pull -C} or installed as @file{~/.config/guix/channels.scm} (@pxref{Invoking
guix pull});
@item json
@cindex JSON
-produce a list of channel specifications in JSON format.
+produce a list of channel specifications in JSON format;
+@item recutils
+produce a list of channel specifications in Recutils format.
@end table
@item --profile=@var{profile}
diff --git a/guix/scripts/describe.scm b/guix/scripts/describe.scm
index 0bfd983f1b..98be4ee89f 100644
--- a/guix/scripts/describe.scm
+++ b/guix/scripts/describe.scm
@@ -41,7 +41,7 @@
;; Specifications of the command-line options.
(list (option '(#\f "format") #t #f
(lambda (opt name arg result)
- (unless (member arg '("human" "channels" "json"))
+ (unless (member arg '("human" "channels" "json" "recutils"))
(leave (G_ "~a: unsupported output format~%") arg))
(alist-cons 'format (string->symbol arg) result)))
(option '(#\p "profile") #t #f
@@ -98,6 +98,11 @@ Display information about the channels currently in use.\n"))
(url . ,(channel-url channel))
(commit . ,(channel-commit channel)))))
+(define (channel->recutils channel port)
+ (format port "name: ~a~%" (channel-name channel))
+ (format port "url: ~a~%" (channel-url channel))
+ (format port "commit: ~a~%" (channel-commit channel)))
+
(define* (display-checkout-info fmt #:optional directory)
"Display information about the current checkout according to FMT, a symbol
denoting the requested format. Exit if the current directory does not lie
@@ -125,7 +130,12 @@ within a Git checkout."
(display (channel->json (channel (name 'guix)
(url (dirname directory))
(commit commit))))
- (newline)))
+ (newline))
+ ('recutils
+ (channel->recutils (channel (name 'guix)
+ (url (dirname directory))
+ (commit commit))
+ (current-output-port))))
(display-package-search-path fmt)))
(define (display-profile-info profile fmt)
@@ -166,7 +176,14 @@ in the format specified by FMT."
('channels
(pretty-print `(list ,@(map channel->sexp channels))))
('json
- (format #t "[~a]~%" (string-join (map channel->json channels) ","))))
+ (format #t "[~a]~%" (string-join (map channel->json channels) ",")))
+ ('recutils
+ (format #t "~{~a~%~}"
+ (map (lambda (channel)
+ (with-output-to-string
+ (lambda ()
+ (channel->recutils channel (current-output-port)))))
+ channels))))
(display-package-search-path fmt))