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authorLudovic Courtès <ludo@gnu.org>2019-09-01 16:32:11 +0200
committerLudovic Courtès <ludo@gnu.org>2019-09-04 13:02:27 +0200
commit191668bc9759dc87a27b5f4d55d214cc655f197f (patch)
treeaea247c0ff95c041dec543f7d20e43426ee903dc
parent2791870d09afd247a011bc8cb6cf88661729bd98 (diff)
downloadguix-191668bc9759dc87a27b5f4d55d214cc655f197f.tar.gz
import: crate: Correct interpretation of dual-licensing strings.
* guix/import/crate.scm (%dual-license-rx): New variable.
(crate->guix-package)[string->license]: Rewrite to match it.
* tests/crate.scm (test-crate): Adjust "license" field to current
practice.
-rw-r--r--guix/import/crate.scm11
-rw-r--r--tests/crate.scm2
2 files changed, 11 insertions, 2 deletions
diff --git a/guix/import/crate.scm b/guix/import/crate.scm
index b674323177..f6057dbf8b 100644
--- a/guix/import/crate.scm
+++ b/guix/import/crate.scm
@@ -32,6 +32,7 @@
   #:use-module (guix upstream)
   #:use-module (guix utils)
   #:use-module (ice-9 match)
+  #:use-module (ice-9 regex)
   #:use-module (json)
   #:use-module (srfi srfi-1)
   #:use-module (srfi srfi-2)
@@ -175,11 +176,19 @@ and LICENSE."
          (close-port port)
          pkg))
 
+(define %dual-license-rx
+  ;; Dual licensing is represented by a string such as "MIT OR Apache-2.0".
+  ;; This regexp matches that.
+  (make-regexp "^(.*) OR (.*)$"))
+
 (define (crate->guix-package crate-name)
   "Fetch the metadata for CRATE-NAME from crates.io, and return the
 `package' s-expression corresponding to that package, or #f on failure."
   (define (string->license string)
-    (map spdx-string->license (string-split string #\/)))
+    (match (regexp-exec %dual-license-rx string)
+      (#f (list (spdx-string->license string)))
+      (m  (list (spdx-string->license (match:substring m 1))
+                (spdx-string->license (match:substring m 2))))))
 
   (define (normal-dependency? dependency)
     (eq? (crate-dependency-kind dependency) 'normal))
diff --git a/tests/crate.scm b/tests/crate.scm
index 8a232ba06c..c14862ad9f 100644
--- a/tests/crate.scm
+++ b/tests/crate.scm
@@ -41,7 +41,7 @@
     \"actual_versions\": [
       { \"id\": \"foo\",
         \"num\": \"1.0.0\",
-        \"license\": \"MIT/Apache-2.0\",
+        \"license\": \"MIT OR Apache-2.0\",
         \"links\": {
           \"dependencies\": \"/api/v1/crates/foo/1.0.0/dependencies\"
         }