qtgui use gruel thread mutex:

Replace pthread mutex usage with gruel thread mutex
to make the code portable on systems without pthreads.

5 files changed, 23 insertions, 28 deletions

diff --git a/gr-qtgui/src/lib/qtgui.h b/gr-qtgui/src/lib/qtgui.h
index 6edbca12c..9831697ac 100644
--- a/gr-qtgui/src/lib/qtgui.h
+++ b/gr-qtgui/src/lib/qtgui.h
@@ -1,6 +1,6 @@
 /* -*- c++ -*- */
 /*
- * Copyright 2008 Free Software Foundation, Inc.
+ * Copyright 2008,2011 Free Software Foundation, Inc.
  * 
  * This file is part of GNU Radio
  * 
@@ -23,30 +23,31 @@
 #ifndef INCLUDED_QTGUI_H
 #define INCLUDED_QTGUI_H
 
+#include <gruel/thread.h>
 #include <qapplication.h>
 #include "SpectrumGUIClass.h"
 
 class qtgui_event : public QEvent
 {
 private:
-  pthread_mutex_t *pmutex;
+  gruel::mutex &d_mutex;
 
 public:
-  qtgui_event(pthread_mutex_t *mut)
-    : QEvent((QEvent::Type)(QEvent::User+101))
+  qtgui_event(gruel::mutex &mutex)
+    : QEvent((QEvent::Type)(QEvent::User+101)),
+    d_mutex(mutex)
   {
-    pmutex = mut;
+    //nop
   }
 
   void lock()
   {
-    pthread_mutex_lock(pmutex);
-    
+    d_mutex.lock();
   }
 
   void unlock()
   {
-    pthread_mutex_unlock(pmutex);
+    d_mutex.unlock();
   }
 };
 
diff --git a/gr-qtgui/src/lib/qtgui_sink_c.cc b/gr-qtgui/src/lib/qtgui_sink_c.cc
index c12c451b0..05c7b28d5 100644
--- a/gr-qtgui/src/lib/qtgui_sink_c.cc
+++ b/gr-qtgui/src/lib/qtgui_sink_c.cc
@@ -1,6 +1,6 @@
 /* -*- c++ -*- */
 /*
- * Copyright 2008,2009,2010 Free Software Foundation, Inc.
+ * Copyright 2008,2009,2010,2011 Free Software Foundation, Inc.
  * 
  * This file is part of GNU Radio
  * 
@@ -72,7 +72,6 @@ qtgui_sink_c::qtgui_sink_c (int fftsize, int wintype,
   }
 
   d_main_gui = NULL;
-  pthread_mutex_init(&d_pmutex, NULL);
   lock();
 
   // Perform fftshift operation;
@@ -107,12 +106,12 @@ qtgui_sink_c::forecast(int noutput_items, gr_vector_int &ninput_items_required)
 
 void qtgui_sink_c::lock()
 {
-  pthread_mutex_lock(&d_pmutex);
+  d_mutex.lock();
 }
 
 void qtgui_sink_c::unlock()
 {
-  pthread_mutex_unlock(&d_pmutex);
+  d_mutex.unlock();
 }
 
 
@@ -151,7 +150,7 @@ qtgui_sink_c::initialize(const bool opengl)
   set_update_time(0.1);
 
   d_object = new qtgui_obj(d_qApplication);
-  qApp->postEvent(d_object, new qtgui_event(&d_pmutex));
+  qApp->postEvent(d_object, new qtgui_event(d_mutex));
 }
 
 
@@ -289,7 +288,7 @@ qtgui_sink_c::general_work (int noutput_items,
   int j=0;
   const gr_complex *in = (const gr_complex*)input_items[0];
 
-  pthread_mutex_lock(&d_pmutex);
+  gruel::scoped_lock lock(d_mutex);
 
   // Update the FFT size from the application
   fftresize();
@@ -322,8 +321,6 @@ qtgui_sink_c::general_work (int noutput_items,
     }   
   }
 
-  pthread_mutex_unlock(&d_pmutex);
-
   consume_each(j);
   return j;
 }
diff --git a/gr-qtgui/src/lib/qtgui_sink_c.h b/gr-qtgui/src/lib/qtgui_sink_c.h
index 9aee66503..bbf9983b0 100644
--- a/gr-qtgui/src/lib/qtgui_sink_c.h
+++ b/gr-qtgui/src/lib/qtgui_sink_c.h
@@ -1,6 +1,6 @@
 /* -*- c++ -*- */
 /*
- * Copyright 2008,2009 Free Software Foundation, Inc.
+ * Copyright 2008,2009,2011 Free Software Foundation, Inc.
  * 
  * This file is part of GNU Radio
  * 
@@ -76,7 +76,7 @@ private:
   double d_bandwidth;
   std::string d_name;
   
-  pthread_mutex_t d_pmutex;
+  gruel::mutex d_mutex;
 
   bool d_shift;
   gri_fft_complex *d_fft;
diff --git a/gr-qtgui/src/lib/qtgui_sink_f.cc b/gr-qtgui/src/lib/qtgui_sink_f.cc
index ab4fd082d..984c2803c 100644
--- a/gr-qtgui/src/lib/qtgui_sink_f.cc
+++ b/gr-qtgui/src/lib/qtgui_sink_f.cc
@@ -1,6 +1,6 @@
 /* -*- c++ -*- */
 /*
- * Copyright 2008,2009,2010 Free Software Foundation, Inc.
+ * Copyright 2008,2009,2010,2011 Free Software Foundation, Inc.
  * 
  * This file is part of GNU Radio
  * 
@@ -72,7 +72,6 @@ qtgui_sink_f::qtgui_sink_f (int fftsize, int wintype,
   }
 
   d_main_gui = NULL;
-  pthread_mutex_init(&d_pmutex, NULL);
   lock();
 
   // Perform fftshift operation;
@@ -107,12 +106,12 @@ qtgui_sink_f::forecast(int noutput_items, gr_vector_int &ninput_items_required)
 
 void qtgui_sink_f::lock()
 {
-  pthread_mutex_lock(&d_pmutex);
+  d_mutex.lock();
 }
 
 void qtgui_sink_f::unlock()
 {
-  pthread_mutex_unlock(&d_pmutex);
+  d_mutex.unlock();
 }
 
 void
@@ -146,7 +145,7 @@ qtgui_sink_f::initialize(const bool opengl)
   set_update_time(0.1);
 
   d_object = new qtgui_obj(d_qApplication);
-  qApp->postEvent(d_object, new qtgui_event(&d_pmutex));
+  qApp->postEvent(d_object, new qtgui_event(d_mutex));
 }
 
 void
@@ -284,7 +283,7 @@ qtgui_sink_f::general_work (int noutput_items,
   int j=0;
   const float *in = (const float*)input_items[0];
 
-  pthread_mutex_lock(&d_pmutex);
+  gruel::scoped_lock lock(d_mutex);
 
   // Update the FFT size from the application
   fftresize();
@@ -317,8 +316,6 @@ qtgui_sink_f::general_work (int noutput_items,
     }   
   }
 
-  pthread_mutex_unlock(&d_pmutex);
-
   consume_each(j);
   return j;
 }
diff --git a/gr-qtgui/src/lib/qtgui_sink_f.h b/gr-qtgui/src/lib/qtgui_sink_f.h
index 0cac35d90..d80a6a198 100644
--- a/gr-qtgui/src/lib/qtgui_sink_f.h
+++ b/gr-qtgui/src/lib/qtgui_sink_f.h
@@ -1,6 +1,6 @@
 /* -*- c++ -*- */
 /*
- * Copyright 2008,2009 Free Software Foundation, Inc.
+ * Copyright 2008,2009,2011 Free Software Foundation, Inc.
  * 
  * This file is part of GNU Radio
  * 
@@ -74,7 +74,7 @@ private:
   double d_bandwidth;
   std::string d_name;
   
-  pthread_mutex_t d_pmutex;
+  gruel::mutex d_mutex;
 
   bool d_shift;
   gri_fft_complex *d_fft;