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annotate packages/kernel/current/tests/bin_sem1.cxx @ 66:bf00f99aec69 ecos-sw-2000-02-02

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Merge from eCos master repository on 2000-02-02-19:16:44-GMT
author jlarmour
date Wed, 02 Feb 2000 19:57:02 +0000
parents c38311975d4f
children eb9fd8c04db3
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1 //==========================================================================
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2 //
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3 // bin_sem1.cxx
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4 //
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5 // Binary semaphore test 1
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6 //
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7 //==========================================================================
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8 //####COPYRIGHTBEGIN####
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9 //
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10 // -------------------------------------------
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11 // The contents of this file are subject to the Red Hat eCos Public License
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12 // Version 1.1 (the "License"); you may not use this file except in
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13 // compliance with the License. You may obtain a copy of the License at
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14 // http://www.redhat.com/
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15 //
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16 // Software distributed under the License is distributed on an "AS IS"
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 // License for the specific language governing rights and limitations under
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19 // the License.
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20 //
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21 // The Original Code is eCos - Embedded Configurable Operating System,
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22 // released September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Red Hat.
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25 // Portions created by Red Hat are
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26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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27 // All Rights Reserved.
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28 // -------------------------------------------
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29 //
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30 //####COPYRIGHTEND####
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31 //==========================================================================
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32 //#####DESCRIPTIONBEGIN####
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33 //
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34 // Author(s): dsm
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35 // Contributors: dsm
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36 // Date: 1998-02-24
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37 // Description: Tests basic binary semaphore functionality.
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38 //####DESCRIPTIONEND####
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39
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40 #include <pkgconf/kernel.h>
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41
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42 #include <cyg/kernel/sched.hxx> // Cyg_Scheduler::start()
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43 #include <cyg/kernel/thread.hxx> // Cyg_Thread
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44 #include <cyg/kernel/thread.inl>
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45
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46 #include <cyg/kernel/sema.hxx>
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47
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48 #include <cyg/infra/testcase.h>
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49
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50 #include <cyg/kernel/sched.inl>
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51
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52 #define NTHREADS 2
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53
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54 #include "testaux.hxx"
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55
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56 static Cyg_Binary_Semaphore s0(true), s1(false), s2;
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57
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58 static volatile cyg_ucount8 q = 0;
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59
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60 static void entry0( CYG_ADDRWORD data )
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61 {
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62 s0.wait();
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63 CHECK( 0 == q++ );
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64 s1.post();
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65 s0.wait();
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66 CHECK( 2 == q++ );
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67 CHECK( ! s0.posted() );
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68 CHECK( ! s0.trywait() );
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69 s0.post();
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70 CHECK( 3 == q++ );
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71 CHECK( s0.posted() );
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72 s1.post();
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73 CHECK( ! s2.posted() );
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74 s2.wait();
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75 CHECK( 5 == q++ );
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76 CYG_TEST_PASS_FINISH("Binary Semaphore 1 OK");
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77 }
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78
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79 static void entry1( CYG_ADDRWORD data )
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80 {
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81 CHECK( s1.posted() );
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82 s1.wait();
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83 CHECK( 1 == q++ );
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84 CHECK( ! s0.posted() );
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85 s0.post();
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86 s1.wait();
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87 CHECK( 4 == q++ );
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88 CHECK( s0.posted() );
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89 CHECK( s0.trywait() );
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90 CHECK( ! s0.posted() );
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91 s2.post();
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92 s0.wait();
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93 CYG_TEST_FAIL_FINISH("Not reached");
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94 }
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95
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96 void bin_sem1_main( void )
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97 {
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98 CYG_TEST_INIT();
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99
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100 new_thread( entry0, 0);
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101 new_thread( entry1, 1);
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102
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103 #ifdef CYGIMP_THREAD_PRIORITY
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104 thread[0]->set_priority( 4 );
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105 thread[1]->set_priority( 5 ); // make sure the threads execute as intended
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106 #endif
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107
0
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108 Cyg_Scheduler::start();
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109
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110 CYG_TEST_FAIL_FINISH("Not reached");
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111 }
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112
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113 externC void
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114 cyg_start( void )
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115 {
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116 bin_sem1_main();
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117 }
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118 // EOF bin_sem1.cxx