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-rw-r--r--guix/build/glib-or-gtk-build-system.scm24
1 files changed, 18 insertions, 6 deletions
diff --git a/guix/build/glib-or-gtk-build-system.scm b/guix/build/glib-or-gtk-build-system.scm
index 8d3c3684d3..9f4cc09eeb 100644
--- a/guix/build/glib-or-gtk-build-system.scm
+++ b/guix/build/glib-or-gtk-build-system.scm
@@ -51,12 +51,24 @@
"Check for the existence of \"libdir/gtk-v.0\" in INPUTS. Return a list
with all found directories."
(let* ((version
- (if (string-match "gtk\\+-3"
- (or (assoc-ref inputs "gtk+")
- (assoc-ref inputs "source")
- "gtk+-3")) ; we default to version 3
- "3.0"
- "2.0"))
+ (cond
+ ((string-match "gtk-4"
+ (or (assoc-ref inputs "gtk")
+ (assoc-ref inputs "source")
+ ""))
+ "4.0")
+ ((string-match "gtk\\+-3"
+ (or (assoc-ref inputs "gtk+")
+ (assoc-ref inputs "source")
+ ""))
+ "3.0")
+ ((string-match "gtk\\+-2"
+ (or (assoc-ref inputs "gtk+")
+ (assoc-ref inputs "source")
+ ""))
+ "2.0")
+ (else
+ "4.0"))) ; We default to version 4.0.
(gtk-module
(lambda (input prev)
(let* ((in (match input