Subject: [PATCH] openjfx: Determine the version of Java in JDK_HOME

Icedtea contains guix in its version, so build.gradle failes to run. Openjfx
packaging is not trivial, so you will probably need to try build it with
gradlew.

---
 build.gradle | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/build.gradle b/build.gradle
index df82f63..2c626cd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -742,9 +742,9 @@ try {
     if (inStream.readLine() != null) {
         String v = inStream.readLine();
         if (v != null) {
-            int ib = v.indexOf(" (build ");
+            int ib = v.indexOf(" (guix build ");
             if (ib != -1) {
-                String ver = v.substring(ib + 8, v.size() - 1);
+                String ver = v.substring(ib + 13, v.size() - 1);

                 defineProperty("jdkRuntimeVersion", ver)
                 defineProperty("jdkVersion", jdkRuntimeVersion.split("-")[0])
2.24.1
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<div class='path'>path: <a href='/guix/log/?id=028cd76fb3975e141640e522ea23f1daa50f7b89'>root</a>/<a href='/guix/log/gnu?id=028cd76fb3975e141640e522ea23f1daa50f7b89'>gnu</a>/<a href='/guix/log/gnu/services?id=028cd76fb3975e141640e522ea23f1daa50f7b89'>services</a>/<a href='/guix/log/gnu/services/avahi.scm?id=028cd76fb3975e141640e522ea23f1daa50f7b89'>avahi.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/services/avahi.scm?id=028cd76fb3975e141640e522ea23f1daa50f7b89&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-11-18 15:44:39 +0100'>2022-11-18</span></td><td><a href='/guix/commit/gnu/services/avahi.scm?id=8d9647d8a77a67013c48166561134d92b5224264'>services: Add Shepherd 'configuration' action to various services.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>