src/share/vm/compiler/directivesParser.cpp

rev 10354 : 8150646: Add support for blocking compiles though whitebox API
Reviewed-by: kvn, ppunegov, simonis, neliasso
Contributed-by: nils.eliasson@oracle.com, volker.simonis@gmail.com

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -53,19 +53,19 @@
     tmp = pop_tmp();
   }
   assert(_tmp_depth == 0, "Consistency");
 }
 
-bool DirectivesParser::parse_string(const char* text, outputStream* st) {
+int DirectivesParser::parse_string(const char* text, outputStream* st) {
   DirectivesParser cd(text, st);
   if (cd.valid()) {
     return cd.install_directives();
   } else {
     cd.clean_tmp();
     st->flush();
     st->print_cr("Parsing of compiler directives failed");
-    return false;
+    return 0;
   }
 }
 
 bool DirectivesParser::has_file() {
   return CompilerDirectivesFile != NULL;

@@ -101,15 +101,15 @@
     }
   }
   return false;
 }
 
-bool DirectivesParser::install_directives() {
+int DirectivesParser::install_directives() {
   // Check limit
   if (!DirectivesStack::check_capacity(_tmp_depth, _st)) {
     clean_tmp();
-    return false;
+    return 0;
   }
 
   // Pop from internal temporary stack and push to compileBroker.
   CompilerDirectives* tmp = pop_tmp();
   int i = 0;

@@ -118,18 +118,18 @@
     DirectivesStack::push(tmp);
     tmp = pop_tmp();
   }
   if (i == 0) {
     _st->print_cr("No directives in file");
-    return false;
+    return 0;
   } else {
     _st->print_cr("%i compiler directives added", i);
     if (CompilerDirectivesPrint) {
       // Print entire directives stack after new has been pushed.
       DirectivesStack::print(_st);
     }
-    return true;
+    return i;
   }
 }
 
 DirectivesParser::DirectivesParser(const char* text, outputStream* st)
 : JSON(text, false, st), depth(0), current_directive(NULL), current_directiveset(NULL), _tmp_top(NULL), _tmp_depth(0) {