packages: dictionaries: Set PKG_CONFIG_PATH env var instead of patching headers in goldendict-ng package definition

ajatt/packages/dictionaries.scm

@@ -63,32 +63,17 @@
       (base32 "0li7zvxivgyffjm4gjlaw8syyqiaczn3778q1rl2ncp9l8008gxp"))))
    (build-system cmake-build-system)
    (arguments
-    (list
-     #:make-flags #~(list "-j" "7")
+     (list #:tests? #f
            #:cmake cmake
-     #:tests? #f
+           #:make-flags
+           #~(list "-j" "7")
            #:configure-flags
-     #~(list "-DCMAKE_BUILD_TYPE=Release")
+           #~(list "-DCMAKE_BUILD_TYPE=Release"
+                   (string-append "PKG_CONFIG_PATH="
+                                  #$(this-package-input "qtbase")
+                                  "/include/qt6/QtPrintSupport"))
            #:phases
            #~(modify-phases %standard-phases
-		      (add-after 'unpack 'absolutize-qt-headers
-				 (lambda _
-				   (let ((qtbase-file
-					  (lambda (path)
-					    (string-append "\"" #$qtbase path "\""))))
-				     (substitute* "src/ui/mainwindow.cc"
-						  (("<QPrinter>")
-						   (qtbase-file
-						    "/include/qt6/QtPrintSupport/QPrinter"))
-						  (("<QPageSetupDialog>")
-						   (qtbase-file
-						    "/include/qt6/QtPrintSupport/QPageSetupDialog"))
-						  (("<QPrintPreviewDialog>")
-						   (qtbase-file
-						    "/include/qt6/QtPrintSupport/QPrintPreviewDialog"))
-						  (("<QPrintDialog>")
-						   (qtbase-file
-						    "/include/qt6/QtPrintSupport/QPrintDialog"))))))
                (add-after 'wrap 'wrap-qt-process-path
                 (lambda* (#:key inputs outputs #:allow-other-keys)
                   (wrap-program (search-input-file outputs "bin/goldendict")