From 5127c6797ca6eb5782f96f44c7c1d38263927f2b Mon Sep 17 00:00:00 2001
From: Mathieu Othacehe <m.othacehe@gmail.com>
Date: Wed, 25 Jan 2017 09:54:54 +0100
Subject: cuirass: Add "--load-path" option.

* bin/cuirass.in (%options): Add "--load-path" and "-L" command line options.
(show-help): Adapt.
* src/cuirass/base.scm (%guix-package-path): New parameter.
(set-guix-package-path!): New procedure.
(evaluate): Call "evaluate" script with '%guix-package-path'.
* bin/evaluate.in (main): Match 'guix-package-path' command line argument and
handle it.

Signed-off-by: Mathieu Lirzin <mthl@gnu.org>
---
 bin/cuirass.in  | 5 +++++
 bin/evaluate.in | 5 ++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

(limited to 'bin')

diff --git a/bin/cuirass.in b/bin/cuirass.in
index b41a713..7df5ddb 100644
--- a/bin/cuirass.in
+++ b/bin/cuirass.in
@@ -7,6 +7,7 @@ exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
 !#
 ;;;; cuirass -- continuous integration tool
 ;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
+;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
 ;;;
 ;;; This file is part of Cuirass.
 ;;;
@@ -34,6 +35,7 @@ exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
 
       --one-shot            Evaluate and build jobs only once
       --cache-directory=DIR Use DIR for storing repository data
+  -L  --load-path=DIR       Prepend DIR to Guix package module search path.
   -S  --specifications=SPECFILE
                             Add specifications from SPECFILE to database.
   -D  --database=DB         Use DB to store build results.
@@ -48,6 +50,7 @@ exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
 (define %options
   '((one-shot                         (value #f))
     (cache-directory                  (value #t))
+    (load-path      (single-char #\L) (value #t))
     (specifications (single-char #\S) (value #t))
     (database       (single-char #\D) (value #t))
     (port           (single-char #\p) (value #t))
@@ -68,6 +71,8 @@ exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
          (%package-database (option-ref opts 'database (%package-database)))
          (%package-cachedir
           (option-ref opts 'cache-directory (%package-cachedir)))
+         (%guix-package-path
+          (option-ref opts 'load-path (%guix-package-path)))
          (%use-substitutes? (option-ref opts 'use-substitutes #f)))
       (cond
        ((option-ref opts 'help #f)
diff --git a/bin/evaluate.in b/bin/evaluate.in
index c8a45ce..0508783 100644
--- a/bin/evaluate.in
+++ b/bin/evaluate.in
@@ -8,6 +8,7 @@ exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
 ;;;; evaluate -- convert a specification to a job list
 ;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
+;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
 ;;;
 ;;; This file is part of Cuirass.
 ;;;
@@ -32,7 +33,7 @@ exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
 
 (define* (main #:optional (args (command-line)))
   (match args
-    ((command load-path cachedir specstr database)
+    ((command load-path guix-package-path cachedir specstr database)
      ;; Load FILE, a Scheme file that defines Hydra jobs.
      (let ((%user-module (make-fresh-user-module))
            (spec         (with-input-from-string specstr read))
@@ -58,6 +59,8 @@ exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
                  (exit 1)))
          (parameterize ((%package-database database)
                         (%use-substitutes? (assoc-ref spec #:use-substitutes?)))
+           (unless (string-null? guix-package-path)
+             (set-guix-package-path! guix-package-path))
            ;; Call the entry point of FILE and print the resulting job sexp.
            (let* ((proc-name (assq-ref spec #:proc))
                   (proc    (module-ref %user-module proc-name))
-- 
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