GNU bug report logs - #38678
[PATCH 0/2] Add '--load-path' to subcommands

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Message #71 received at 38678 <at> debbugs.gnu.org (full text, mbox):

From: zimoun <zimon.toutoune <at> gmail.com>
To: 38678 <at> debbugs.gnu.org
Cc: zimoun <zimon.toutoune <at> gmail.com>
Subject: [PATCH v4 5/6] repl: Add '--load-path' option.
Date: Wed, 15 Jan 2020 18:00:05 +0100

* guix/scripts/repl.scm (%option): Add '--load-path' option.
* doc/guix.texi: Document it.
---
 doc/guix.texi         | 8 ++++++++
 guix/scripts/repl.scm | 9 ++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index 00eb85a4f7..ef6d1fc178 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -7995,6 +7995,14 @@ Accept connections on localhost on port 37146.
 @item --listen=unix:/tmp/socket
 Accept connections on the Unix-domain socket @file{/tmp/socket}.
 @end table
+
+@item --load-path=@var{directory}
+@itemx -L @var{directory}
+Add @var{directory} to the front of the package module search path
+(@pxref{Package Modules}).
+
+This allows users to define their own packages and make them visible to
+the command-line tool.
 @end table
 
 @c *********************************************************************
diff --git a/guix/scripts/repl.scm b/guix/scripts/repl.scm
index e1cc759fc8..39a9b09656 100644
--- a/guix/scripts/repl.scm
+++ b/guix/scripts/repl.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2018, 2019 Ludovic Courtès <ludo <at> gnu.org>
+;;; Copyright © 2020 Simon Tournier <zimon.toutoune <at> gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -19,6 +20,7 @@
 (define-module (guix scripts repl)
   #:use-module (guix ui)
   #:use-module (guix scripts)
+  #:use-module ((guix scripts build) #:select (%standard-build-options))
   #:use-module (guix repl)
   #:use-module (guix utils)
   #:use-module (guix packages)
@@ -52,7 +54,10 @@
                   (alist-cons 'type (string->symbol arg) result)))
         (option '("listen") #t #f
                 (lambda (opt name arg result)
-                  (alist-cons 'listen arg result)))))
+                  (alist-cons 'listen arg result)))
+        (find (lambda (option)
+                (member "load-path" (option-names option)))
+              %standard-build-options)))
 
 
 (define (show-help)
@@ -60,6 +65,8 @@
 Start a Guile REPL in the Guix execution environment.\n"))
   (display (G_ "
   -t, --type=TYPE        start a REPL of the given TYPE"))
+  (display (G_ "
+  -L, --load-path=DIR    prepend DIR to the package module search path"))
   (newline)
   (display (G_ "
   -h, --help             display this help and exit"))
-- 
2.23.0

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