gnu: openjdk14: Define with make-openjdk.

* gnu/packages/java.scm (openjdk14): Define with make-openjdk.
[source]: Remove trailing #t from snippet field and improve regexp.

gnu/packages/java.scm

@@ -2117,52 +2117,18 @@ blacklisted.certs.pem"
                 "0wrrr0d7lz1v8qqm752mn4gz5l2vpl2kmx4ac3ysvk4mljc924hp"))
 
 (define-public openjdk14
-  (package
-    (inherit openjdk13)
-    (name "openjdk")
-    (version "14.0.2")
+  (make-openjdk
+   openjdk13 "14.0.2"
+   "07k9bsbxwyf2z2n50z96nvhsdai916mxdxcr5lm44jz7f6xrwfq6"
    (source (origin
-              (method git-fetch)
-              (uri (git-reference
-                    (url "https://github.com/openjdk/jdk14u")
-                    (commit (string-append "jdk-" version "-ga"))))
-              (file-name (git-file-name name version))
-              (sha256
-               (base32
-                "07k9bsbxwyf2z2n50z96nvhsdai916mxdxcr5lm44jz7f6xrwfq6"))
-              (modules '((guix build utils)))
-              (snippet
-               `(begin
+             (inherit (package-source base))
+             (snippet                   ;override snippet
+              '(begin
                  ;; The m4 macro uses 'help' to search for builtins, which is
                  ;; not available in bash-minimal
                  (substitute* "make/autoconf/basics.m4"
                    (("if help") "if command -v"))
-                  (for-each delete-file (find-files "." ".*.(bin|exe|jar)$"))
-                  #t))))
-    (inputs
-     `(("alsa-lib" ,alsa-lib)
-       ("cups" ,cups)
-       ("fontconfig" ,fontconfig)
-       ("freetype" ,freetype)
-       ("giflib" ,giflib)
-       ("lcms" ,lcms)
-       ("libjpeg" ,libjpeg-turbo)
-       ("libpng" ,libpng)
-       ("libx11" ,libx11)
-       ("libxext" ,libxext)
-       ("libxrandr" ,libxrandr)
-       ("libxrender" ,libxrender)
-       ("libxt" ,libxt)
-       ("libxtst" ,libxtst)))
-    (native-inputs
-     `(("autoconf" ,autoconf)
-       ("make@4.2" ,gnu-make-4.2)
-       ("openjdk13:jdk" ,openjdk13 "jdk")
-       ("pkg-config" ,pkg-config)
-       ("unzip" ,unzip)
-       ("which" ,which)
-       ("zip" ,zip)))
-    (home-page "https://openjdk.java.net/projects/jdk/14")))
+                 (for-each delete-file (find-files "." "\\.(bin|exe|jar)$"))))))))
 
 (define-public openjdk15
   (package