# HG changeset patch
# User wenzelm
# Date 1593630844 -7200
# Node ID cea6087e8a70969f1eb849ae22557085244d8f5d
# Parent  0be06f99b2101b736b41ec1ac5a0529253910cc7
tuned message;

diff -r 0be06f99b210 -r cea6087e8a70 src/Doc/System/Sessions.thy
--- a/src/Doc/System/Sessions.thy	Sat Jun 27 11:25:30 2020 +0200
+++ b/src/Doc/System/Sessions.thy	Wed Jul 01 21:14:04 2020 +0200
@@ -319,6 +319,7 @@
 
   Build and manage Isabelle sessions, depending on implicit settings:
 
+  ISABELLE_TOOL_JAVA_OPTIONS="..."
   ISABELLE_BUILD_OPTIONS="..."
 
   ML_PLATFORM="..."
diff -r 0be06f99b210 -r cea6087e8a70 src/Pure/Admin/build_log.scala
--- a/src/Pure/Admin/build_log.scala	Sat Jun 27 11:25:30 2020 +0200
+++ b/src/Pure/Admin/build_log.scala	Wed Jul 01 21:14:04 2020 +0200
@@ -71,8 +71,9 @@
       def getenv(a: String): String = apply(a, Isabelle_System.getenv(a))
     }
 
-    def show(): String =
+    def show(verbose: Boolean = false): String =
       cat_lines(
+        (if (verbose) List(Entry.getenv("ISABELLE_TOOL_JAVA_OPTIONS")) else Nil) :::
         List(Entry.getenv(ISABELLE_BUILD_OPTIONS.name), "") :::
         ml_settings.map(c => Entry.getenv(c.name)))
   }
diff -r 0be06f99b210 -r cea6087e8a70 src/Pure/Tools/build.scala
--- a/src/Pure/Tools/build.scala	Sat Jun 27 11:25:30 2020 +0200
+++ b/src/Pure/Tools/build.scala	Wed Jul 01 21:14:04 2020 +0200
@@ -847,7 +847,7 @@
 
   Build and manage Isabelle sessions, depending on implicit settings:
 
-""" + Library.prefix_lines("  ", Build_Log.Settings.show()) + "\n",
+""" + Library.prefix_lines("  ",  Build_Log.Settings.show(verbose = true)) + "\n",
       "B:" -> (arg => base_sessions = base_sessions ::: List(arg)),
       "D:" -> (arg => select_dirs = select_dirs ::: List(Path.explode(arg))),
       "N" -> (_ => numa_shuffling = true),