# HG changeset patch
# User wenzelm
# Date 1619081731 -7200
# Node ID e9e60be9928ecd944d45099eb45c3c838979b37a
# Parent  aece5cc9efb77f6ce5e7bb10ad32fc48bb8a1390
tuned signature;

diff -r aece5cc9efb7 -r e9e60be9928e src/Pure/System/isabelle_system.scala
--- a/src/Pure/System/isabelle_system.scala	Thu Apr 22 10:11:11 2021 +0200
+++ b/src/Pure/System/isabelle_system.scala	Thu Apr 22 10:55:31 2021 +0200
@@ -13,6 +13,7 @@
   StandardCopyOption, FileSystemException}
 import java.nio.file.attribute.BasicFileAttributes
 
+import scala.jdk.CollectionConverters._
 
 
 object Isabelle_System
@@ -465,7 +466,7 @@
     redirect: Boolean = false): Process =
   {
     val proc = new ProcessBuilder
-    proc.command(command_line:_*)  // fragile on Windows
+    proc.command(command_line.asJava)  // fragile on Windows
     if (cwd != null) proc.directory(cwd)
     if (env != null) {
       proc.environment.clear()