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From: Olivier Dion via <gwl-devel@gnu.org>
To: gwl-devel@gnu.org
Subject: Re: Packages specification does not work
Date: Thu, 21 Apr 2022 14:25:56 -0400	[thread overview]
Message-ID: <87tuamuwcr.fsf@laura> (raw)
In-Reply-To: <87wnfiuzal.fsf@laura>

On Thu, 21 Apr 2022, Olivier Dion <olivier.dion@polymtl.ca> wrote:
> Hi,
>
> The documentation says that we can provide the list of packages as Guix
> specification:

I might have a fix.  Still working on testing it though:

--8<---------------cut here---------------start------------->8---
diff --git a/gwl/packages.scm b/gwl/packages.scm
index 6fe82d4..60e90a7 100644
--- a/gwl/packages.scm
+++ b/gwl/packages.scm
@@ -71,13 +71,21 @@
             (set! connection (open-connection))
             connection)))))

-(define (lookup-package specification)
+(define (%lookup-package name+version output)
+  (values
+   (match (apply lookup-inferior-packages
+                 (cons (current-guix) (string-split name+version #\@)))
+     ((first . rest) first)
+     (_ (raise (condition
+                (&gwl-package-error
+                 (package-spec (string-append name+version output)))))))
+   output))
+
+(define* (lookup-package specification #:optional (output "out"))
   (log-event 'guix (G_ "Looking up package `~a'~%") specification)
-  (match (lookup-inferior-packages (current-guix) specification)
-    ((first . rest) first)
-    (_ (raise (condition
-               (&gwl-package-error
-                (package-spec specification)))))))
+  (match (string-split specification #\:)
+    ((name+version sub-drv) (%lookup-package name+version sub-drv))
+    ((name+version) (%lookup-package name+version output))))

 (define (valid-package? val)
   (or (package? val)
--8<---------------cut here---------------end--------------->8---

-- 
Olivier Dion
oldiob.dev


  reply	other threads:[~2022-04-21 18:26 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-21 17:22 Packages specification does not work Olivier Dion via
2022-04-21 18:25 ` Olivier Dion via [this message]
2022-04-21 19:51 ` [PATCH v1 1/2] packages: Support for full Guix specification Olivier Dion
2022-04-21 19:51   ` [PATCH v1 2/2] pre-inst-env.in: Export GUIX_EXTENSIONS_PATH Olivier Dion
2022-04-29 11:42     ` Ricardo Wurmus
2022-04-21 20:10   ` [PATCH v1 1/2] packages: Support for full Guix specification Olivier Dion via
2022-04-22 18:43   ` [PATCH v2 0/2] Support full package specifications Olivier Dion
2022-04-22 18:43     ` [PATCH v2 1/2] packages: Support for full Guix specification Olivier Dion
2022-04-26 18:11       ` Ricardo Wurmus
2022-04-26 18:59         ` Olivier Dion via
2022-04-26 20:30           ` Ricardo Wurmus
2022-04-26 21:52             ` Olivier Dion via
2022-04-22 18:43     ` [PATCH v2 2/2] pre-inst-env.in: Export GUIX_EXTENSIONS_PATH Olivier Dion
2022-04-29  9:00       ` zimoun
2022-04-29 18:02     ` [PATCH v3 0/1] Support full package specifications Olivier Dion
2022-04-29 18:02       ` [PATCH v3 1/1] packages: Support for full Guix specification Olivier Dion
2022-05-22  6:43         ` Ricardo Wurmus
2022-05-22 12:33           ` Olivier Dion via
2022-05-17 20:40       ` [PATCH v3 0/1] Support full package specifications Olivier Dion via
2022-05-22 12:38       ` [PATCH v4] packages: Support for full Guix specification Olivier Dion
2022-05-23 21:02         ` Ricardo Wurmus
2022-05-23 21:45         ` [PATCH v5] " Olivier Dion
2022-06-01 13:07           ` Ricardo Wurmus

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