[bug#28487] [PATCH] cuirass: Add gnu-system build spec.

[Jan Nieuwenhuizen]

Jan Nieuwenhuizen writes:

> ...looked into this briefly but this would mean adding some option to
> evaluate.scm, something like
>
>     ;; Without further ado...
>     (match (command-line)
> -     ((command file)
> +     ((command file cuirass? ...))
> ...
> -        (match ((module-ref %user-module 'hydra-jobs) store '())
> +        (match ((module-ref %user-module
> +           (if (equal? cuirass? "cuirass") cuirass-jobs 'hydra-jobs)
> ?           store '())

Hmm, that could work---actual working prototype attached :-)

janneke

>From 8c547d1d6a76dfb5e3b59f7fce404d0b60c6d929 Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <address@hidden>
Date: Wed, 27 Sep 2017 22:44:56 +0200
Subject: [PATCH] cuirass: Add 'cuirass-jobs.scm' target to compute the Cuirass
 jobs.

* build-aux/hydra/evaluate.scm: Support "cuirass" command line option.
* Makefile.am (cuirass-jobs.scm): New target.
---
 Makefile.am                  | 10 ++++++++++
 build-aux/hydra/evaluate.scm | 13 +++++++++----
 2 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index a178d53cb..2c87e4fe3 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -7,6 +7,7 @@
 # Copyright © 2017 Mathieu Othacehe <address@hidden>
 # Copyright © 2017 Leo Famulari <address@hidden>
 # Copyright © 2017 Ricardo Wurmus <address@hidden>
+# Copyright © 2017 Jan Nieuwenhuizen <address@hidden>
 #
 # This file is part of GNU Guix.
 #
@@ -708,6 +709,15 @@ hydra-jobs.scm: $(GOBJECTS)
          "$(top_srcdir)/build-aux/hydra/gnu-system.scm" > "address@hidden"
        $(AM_V_at)mv "address@hidden" "$@"
 
+# Compute the Cuirass jobs and write them in the target file.
+cuirass-jobs.scm: $(GOBJECTS)
+       $(AM_V_at)$(MKDIR_P) "`dirname "$@"`"
+       $(AM_V_GEN)$(top_builddir)/pre-inst-env "$(GUILE)"              \
+         "$(top_srcdir)/build-aux/hydra/evaluate.scm"                  \
+         "$(top_srcdir)/build-aux/cuirass/gnu-system.scm"              \
+         cuirass > "address@hidden"
+       $(AM_V_at)mv "address@hidden" "$@"
+
 .PHONY: gen-ChangeLog gen-AUTHORS gen-tarball-version
 .PHONY: assert-no-store-file-names assert-binaries-available
 .PHONY: assert-final-inputs-self-contained
diff --git a/build-aux/hydra/evaluate.scm b/build-aux/hydra/evaluate.scm
index cc6a4b949..604022abc 100644
--- a/build-aux/hydra/evaluate.scm
+++ b/build-aux/hydra/evaluate.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2016, 2017 Ludovic Courtès <address@hidden>
+;;; Copyright © 2017 Jan Nieuwenhuizen <address@hidden>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -70,7 +71,7 @@ Otherwise return THING."

 ;; Without further ado...
 (match (command-line)
-  ((command file)
+  ((command file cuirass? ...)
    ;; Load FILE, a Scheme file that defines Hydra jobs.
    (let ((port (current-output-port)))
      (save-module-excursion
@@ -96,7 +97,11 @@ Otherwise return THING."
 
        ;; Call the entry point of FILE and print the resulting job sexp.
        (pretty-print
-        (match ((module-ref %user-module 'hydra-jobs) store '())
+        (match ((module-ref %user-module
+                            (if (equal? cuirass? "cuirass")
+                                'cuirass-jobs
+                                'hydra-jobs))
+                store '())
           (((names . thunks) ...)
            (map (lambda (job thunk)
                   (format (current-error-port) "evaluating '~a'... " job)
@@ -107,8 +112,8 @@ Otherwise return THING."
                 names thunks)))
         port))))
   ((command _ ...)
-   (format (current-error-port) "Usage: ~a FILE
-Evaluate the Hydra jobs defined in FILE.~%"
+   (format (current-error-port) "Usage: ~a FILE [cuirass]
+Evaluate the Hydra or Cuirass jobs defined in FILE.~%"
            command)
    (exit 1)))
 
-- 
Jan Nieuwenhuizen <address@hidden> | GNU LilyPond http://lilypond.org
Freelance IT http://JoyofSource.com | Avatar® http://AvatarAcademy.com

-- 
Jan Nieuwenhuizen <address@hidden> | GNU LilyPond http://lilypond.org
Freelance IT http://JoyofSource.com | Avatar® http://AvatarAcademy.com