made "When I receive any messagge" non-thread-safe by default (again)

to enable tail recursive broadcasts

HISTORY.md

@@ -5,6 +5,7 @@
 * **New Features:**
 * **Notable Changes:**
     * same blocks with empty variadic inputs compare as equal regardless of their arity
+    * made "When I receive any messagge" non-thread-safe by default (again) to enable tail recursive broadcasts
 * **Notable Fixes:**
     * fixed storing the stage name(s)
     * removed distinction between number and string keys in "analyze" 
@@ -18,6 +19,7 @@
 * Italian translation update, thanks, Stefano!
 * api: fixed variable binding when broadcasting through the API, thanks, Zak!
 * objects: fixed programmatically hiding palette blocks using the "hide variable" block, thanks, Zak!
+* threads, api: made "When I receive any messagge" non-thread-safe by default (again) to enable tail recursive broadcasts
 
 ### 2022-01-02
 * store: fixed storing the stage name(s)

snap.html

@@ -17,7 +17,7 @@
         <script src="src/symbols.js?version=2021-03-03"></script>
         <script src="src/widgets.js?version=2021-17-09"></script>
         <script src="src/blocks.js?version=2021-12-20"></script>
-        <script src="src/threads.js?version=2021-12-22"></script>
+        <script src="src/threads.js?version=2022-01-02"></script>
         <script src="src/objects.js?version=2022-01-03"></script>
         <script src="src/scenes.js?version=2021-11-24"></script>
         <script src="src/gui.js?version=2021-12-22"></script>

src/api.js

@@ -148,8 +148,10 @@ IDE_Morph.prototype.broadcast = function(message, callback) {
                     procs.push(this.stage.threads.startProcess(
                         block,
                         morph,
-                        this.stage.isThreadSafe || // make "any msg" threadsafe
-                        block.inputs()[0].evaluate() instanceof Array,
+                        this.stage.isThreadSafe,
+                        // commented out for now to enable tail recursion:
+                        // || // make "any msg" threadsafe
+                        // block.inputs()[0].evaluate() instanceof Array,
                         null, // exportResult (bool)
                         callback instanceof Function ? wait : null,
                         null, // isClicked

src/threads.js

@@ -9,7 +9,7 @@
     written by Jens Mönig
     jens@moenig.org
 
-    Copyright (C) 2021 by Jens Mönig
+    Copyright (C) 2022 by Jens Mönig
 
     This file is part of Snap!.
 
@@ -64,7 +64,7 @@ SnapExtensions, AlignmentMorph, TextMorph, Cloud, HatBlockMorph*/
 
 /*jshint esversion: 6*/
 
-modules.threads = '2021-December-22';
+modules.threads = '2022-January-03';
 
 var ThreadManager;
 var Process;
@@ -3744,8 +3744,10 @@ Process.prototype.doBroadcast = function (message, receivers) {
                         procs.push(stage.threads.startProcess(
                             block,
                             morph,
-                            stage.isThreadSafe || // make "any msg" threadsafe
-                                block.inputs()[0].evaluate() instanceof Array,
+                            stage.isThreadSafe,
+                            // commented out for now to enable tail recursion:
+                            // || // make "any msg" threadsafe
+                            // block.inputs()[0].evaluate() instanceof Array,
                             null, // exportResult (bool)
                             null, // callback
                             null, // isClicked