Convert gr-audio-portaudio to Boost via gruel

[debian/gnuradio] / mblock / src / lib / mb_message.cc

diff --git a/mblock/src/lib/mb_message.cc b/mblock/src/lib/mb_message.cc
index 23803726a4200c18426935ba96afdbab5b98d72a..4daa340796a97cf2e878c4958be4b2534250787f 100644 (file)
--- a/mblock/src/lib/mb_message.cc
+++ b/mblock/src/lib/mb_message.cc
@@ -1,12 +1,12 @@
 /* -*- c++ -*- */
 /*
- * Copyright 2006 Free Software Foundation, Inc.
+ * Copyright 2006,2008,2009 Free Software Foundation, Inc.
  * 
  * This file is part of GNU Radio
  * 
  * GNU Radio is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
+ * the Free Software Foundation; either version 3, or (at your option)
  * any later version.
  * 
  * GNU Radio is distributed in the hope that it will be useful,
@@ -22,7 +22,38 @@
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
-#include <mb_message.h>
+#include <mblock/message.h>
+#include <stdio.h>
+#include <gruel/pmt_pool.h>
+
+using namespace pmt;
+
+static const int CACHE_LINE_SIZE = 64; // good guess
+static const int MAX_MESSAGES =  1024; // KLUDGE max number of messages in sys
+                                       //   0 -> no limit
+#if MB_MESSAGE_LOCAL_ALLOCATOR
+
+static pmt_pool 
+global_msg_pool(sizeof(mb_message), CACHE_LINE_SIZE, 16*1024, MAX_MESSAGES);
+
+void *
+mb_message::operator new(size_t size)
+{
+  void *p = global_msg_pool.malloc();
+
+  // fprintf(stderr, "mb_message::new p = %p\n", p);
+  assert((reinterpret_cast<intptr_t>(p) & (CACHE_LINE_SIZE - 1)) == 0);
+  return p;
+}
+
+void
+mb_message::operator delete(void *p, size_t size)
+{
+  global_msg_pool.free(p);
+}
+
+#endif
+
 
 mb_message_sptr
 mb_make_message(pmt_t signal, pmt_t data, pmt_t metadata, mb_pri_t priority)
@@ -40,3 +71,16 @@ mb_message::~mb_message()
 {
   // NOP
 }
+
+std::ostream& 
+operator<<(std::ostream& os, const mb_message &msg)
+{
+  os << "<msg: signal=" << msg.signal()
+     << " port_id=" << msg.port_id()
+     << " data=" << msg.data()
+     << " metadata=" << msg.metadata()
+     << " pri=" << msg.priority()
+     << ">";
+  
+  return os;
+}