// -----------------------------------------------------------------------
-// Copyright (C) 2006 - 2007 FRESCOR consortium partners:
+// Copyright (C) 2006 - 2009 FRESCOR consortium partners:
//
// Universidad de Cantabria, SPAIN
// University of York, UK
// Scuola Superiore Sant'Anna, ITALY
// Kaiserslautern University, GERMANY
-// Univ. Politecnica Valencia, SPAIN
+// Univ. Politécnica Valencia, SPAIN
// Czech Technical University in Prague, CZECH REPUBLIC
// ENEA SWEDEN
// Thales Communication S.A. FRANCE
// Visual Tools S.A. SPAIN
// Rapita Systems Ltd UK
// Evidence ITALY
-//
+//
// See http://www.frescor.org for a link to partners' websites
//
// FRESCOR project (FP6/2005/IST/5-034026) is funded
// The European Union is not liable of any use that may be
// made of this code.
//
-// This file is part of the FRSH implementation
//
-// FRSH 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)
-// any later version.
+// based on previous work (FSF) done in the FIRST project
+//
+// Copyright (C) 2005 Mälardalen University, SWEDEN
+// Scuola Superiore S.Anna, ITALY
+// Universidad de Cantabria, SPAIN
+// University of York, UK
+//
+// FSF API web pages: http://marte.unican.es/fsf/docs
+// http://shark.sssup.it/contrib/first/docs/
//
-// FRSH is distributed in the hope that it will be useful, but
-// WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// General Public License for more details.
+// This file is part of FOSA (Frsh Operating System Adaption)
//
-// You should have received a copy of the GNU General Public License
-// distributed with FRSH; see file COPYING. If not, write to the
-// Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-// 02111-1307, USA.
+// FOSA is free software; you can redistribute it and/or modify it
+// under terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option) any
+// later version. FOSA is distributed in the hope that it will be
+// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
+// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details. You should have received a
+// copy of the GNU General Public License along with FOSA; see file
+// COPYING. If not, write to the Free Software Foundation, 675 Mass Ave,
+// Cambridge, MA 02139, USA.
//
-// As a special exception, if you include this header file into source
-// files to be compiled, this header file does not by itself cause
-// the resulting executable to be covered by the GNU General Public
-// License. This exception does not however invalidate any other
-// reasons why the executable file might be covered by the GNU General
-// Public License.
+// As a special exception, including FOSA header files in a file,
+// instantiating FOSA generics or templates, or linking other files
+// with FOSA objects to produce an executable application, does not
+// by itself cause the resulting executable application to be covered
+// by the GNU General Public License. This exception does not
+// however invalidate any other reasons why the executable file might be
+// covered by the GNU Public License.
// -----------------------------------------------------------------------
//fosa_mutexes_and_condvars.h
//==============================================
// FOSA(Frescor Operating System Adaptation layer)
//================================================
+#include "fosa_time.h"
+#include "fosa_configuration_parameters.h"
#include "fosa_mutexes_and_condvars.h"
+#ifdef OMK_FOR_USER /* If compiled by OMK, use the config */
+#include "fosa_config.h"
+#endif
+
/*******************************************************
* Mutexes with priority/bandwidth inheritance
******************************************************/
**/
int fosa_mutex_init(fosa_mutex_t *mutex, int prioceiling)
{
- int error;
+ int ret;
pthread_mutexattr_t attr;
- if ((error = pthread_mutexattr_init(&attr)) != 0)
- return error;
+ ret = pthread_mutexattr_init(&attr);
+ if (ret) return errno;
+
+#ifndef CONFIG_NO_PRIO_INHERIT /* Valgrind doesn't support this attribute */
+ ret = pthread_mutexattr_setprotocol(&attr, PTHREAD_PRIO_INHERIT);
+ if (ret) return errno;
+#endif
- if ((error = pthread_mutexattr_setprotocol(&attr, PTHREAD_PRIO_INHERIT)) != 0)
- return error;
+ ret = pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED);
+ if (ret) return errno;
return pthread_mutex_init(mutex, &attr);
}
int new_ceiling,
int *old_ceiling)
{
- return -EINVAL;
+ return FOSA_EINVAL;
}
/**
**/
int fosa_mutex_get_prioceiling(const fosa_mutex_t *mutex, int *ceiling)
{
- return -EINVAL;
+ return FOSA_EINVAL;
}
/**
**/
int fosa_cond_init(fosa_cond_t *cond)
{
- return pthread_cond_init(cond, NULL);
+ int ret;
+ pthread_condattr_t attr;
+
+ ret = pthread_condattr_init(&attr);
+ if (ret) return errno;
+
+ ret = pthread_condattr_setpshared(&attr, PTHREAD_PROCESS_SHARED);
+ if (ret) return errno;
+
+ return pthread_cond_init(cond, &attr);
}
/**
**/
int fosa_cond_timedwait(fosa_cond_t *cond,
fosa_mutex_t *mutex,
- const struct timespec *abstime)
+ const fosa_abs_time_t *abstime)
{
- return pthread_cond_timedwait(cond, mutex, abstime);
+ struct timespec abstime_tspec;
+
+ abstime_tspec = fosa_abs_time_to_timespec(*abstime);
+ return pthread_cond_timedwait(cond, mutex, &abstime_tspec);
}
+