00001 /***************************************************************************** 00002 * Product: QEP/C 00003 * Last Updated for Version: 4.0.00 00004 * Date of the Last Update: Apr 06, 2008 00005 * 00006 * Q u a n t u m L e a P s 00007 * --------------------------- 00008 * innovating embedded systems 00009 * 00010 * Copyright (C) 2002-2008 Quantum Leaps, LLC. All rights reserved. 00011 * 00012 * This software may be distributed and modified under the terms of the GNU 00013 * General Public License version 2 (GPL) as published by the Free Software 00014 * Foundation and appearing in the file GPL.TXT included in the packaging of 00015 * this file. Please note that GPL Section 2[b] requires that all works based 00016 * on this software must also be made publicly available under the terms of 00017 * the GPL ("Copyleft"). 00018 * 00019 * Alternatively, this software may be distributed and modified under the 00020 * terms of Quantum Leaps commercial licenses, which expressly supersede 00021 * the GPL and are specifically designed for licensees interested in 00022 * retaining the proprietary status of their code. 00023 * 00024 * Contact information: 00025 * Quantum Leaps Web site: http://www.quantum-leaps.com 00026 * e-mail: info@quantum-leaps.com 00027 *****************************************************************************/ 00028 #include "qep_pkg.h" 00029 00036 /*..........................................................................*/ 00037 void QFsm_dispatch(QFsm *me, QEvent const *e) { 00038 QStateHandler s = me->state; /* save the current state */ 00039 QS_INT_LOCK_KEY_ 00040 QState r = (*s)(me, e); /* call the event handler */ 00041 00042 if (r == Q_RET_TRAN) { /* transition taken? */ 00043 00044 QS_BEGIN_(QS_QEP_TRAN, QS_smObj_, me) 00045 QS_TIME_(); /* time stamp */ 00046 QS_SIG_(e->sig); /* the signal of the event */ 00047 QS_OBJ_(me); /* this state machine object */ 00048 QS_FUN_(s); /* the source of the transition */ 00049 QS_FUN_(me->state); /* the new active state */ 00050 QS_END_() 00051 00052 (void)QEP_TRIG_(s, Q_EXIT_SIG); /* exit the source */ 00053 (void)QEP_TRIG_(me->state, Q_ENTRY_SIG); /* enter the target */ 00054 } 00055 else { /* transition not taken */ 00056 #ifdef Q_SPY 00057 if (r == Q_RET_HANDLED) { 00058 00059 QS_BEGIN_(QS_QEP_INTERN_TRAN, QS_smObj_, me) 00060 QS_TIME_(); /* time stamp */ 00061 QS_SIG_(e->sig); /* the signal of the event */ 00062 QS_OBJ_(me); /* this state machine object */ 00063 QS_FUN_(s); /* the state that handled the event */ 00064 QS_END_() 00065 } 00066 else { 00067 00068 QS_BEGIN_(QS_QEP_IGNORED, QS_smObj_, me) 00069 QS_TIME_(); /* time stamp */ 00070 QS_SIG_(e->sig); /* the signal of the event */ 00071 QS_OBJ_(me); /* this state machine object */ 00072 QS_FUN_(me->state); /* the current state */ 00073 QS_END_() 00074 00075 } 00076 #endif 00077 } 00078 }
1.5.4