Don't set java.awt.headless if it was set externally

2017-05-31 16:00:05 +02:00
parent 5a22917f82
commit 286f82a5c5
1 changed files with 3 additions and 1 deletions
@@ -158,7 +158,9 @@ abstract class CLITool<A : CommonToolArguments> {
        fun doMain(compiler: CLITool<*>, args: Array<String>) {
            // We depend on swing (indirectly through PSI or something), so we want to declare headless mode,
            // to avoid accidentally starting the UI thread
-            System.setProperty("java.awt.headless", "true")
+            if (System.getProperty("java.awt.headless") == null) {
+                System.setProperty("java.awt.headless", "true")
+            }
            val exitCode = doMainNoExit(compiler, args)
            if (exitCode != ExitCode.OK) {
                System.exit(exitCode.code)