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authorLudovic Courtès <ludo@gnu.org>2012-06-09 21:50:30 +0200
committerLudovic Courtès <ludo@gnu.org>2012-06-09 21:50:30 +0200
commitaf7f9e5f13106ccfd6c9144e40dff5071672b195 (patch)
tree8e6d89b613241d497bbf0e1f30f981a8b6043f42
parent26b969dee0d1abb92b44998dc573dad79b76d4cd (diff)
downloadpatches-af7f9e5f13106ccfd6c9144e40dff5071672b195.tar
patches-af7f9e5f13106ccfd6c9144e40dff5071672b195.tar.gz
Sort environment variables alphabetically in `derivation'.
* guix/derivations.scm (derivation)[env-vars-with-empty-outputs]: Sort the result alphabetically. * tests/derivations.scm ("build derivation with 1 source"): Add environment variables.
-rw-r--r--guix/derivations.scm9
-rw-r--r--tests/derivations.scm4
2 files changed, 9 insertions, 4 deletions
diff --git a/guix/derivations.scm b/guix/derivations.scm
index 5897630205..38e05b25f2 100644
--- a/guix/derivations.scm
+++ b/guix/derivations.scm
@@ -308,19 +308,22 @@ known in advance, such as a file download."
(define (env-vars-with-empty-outputs)
;; Return a variant of ENV-VARS where each OUTPUTS is associated with an
- ;; empty string, even outputs that do not appear in ENV-VARS.
+ ;; empty string, even outputs that do not appear in ENV-VARS. Note: the
+ ;; result is sorted alphabetically, as with C++ `std::map'.
(let ((e (map (match-lambda
((name . val)
(if (member name outputs)
(cons name "")
(cons name val))))
env-vars)))
- (fold-right (lambda (output-name env-vars)
+ (sort (fold (lambda (output-name env-vars)
(if (assoc output-name env-vars)
env-vars
(append env-vars `((,output-name . "")))))
e
- outputs)))
+ outputs)
+ (lambda (e1 e2)
+ (string<? (car e1) (car e2))))))
(let* ((outputs (map (lambda (name)
;; Return outputs with an empty path.
diff --git a/tests/derivations.scm b/tests/derivations.scm
index 34098d79ca..dd4f9ee254 100644
--- a/tests/derivations.scm
+++ b/tests/derivations.scm
@@ -59,7 +59,9 @@
((drv-path drv)
(derivation %store "foo" "x86_64-linux"
"/bin/sh" `(,builder)
- '(("HOME" . "/homeless"))
+ '(("HOME" . "/homeless")
+ ("zzz" . "Z!")
+ ("AAA" . "A!"))
`((,builder))))
((succeeded?)
(build-derivations %store (list drv-path))))