annotate packages/kernel/current/tests/thread2.cxx @ 3250:283b2c38b413

Fix compiler warnings. [ Bugzilla 1001865 ]
author vae
date Sat, 15 Jun 2013 20:25:20 +0000
parents 74dbf4c3f2e1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 //==========================================================================
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2 //
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3 // thread2.cxx
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4 //
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5 // Thread test 2
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6 //
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7 //==========================================================================
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8 // ####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later
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16 // version.
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17 //
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18 // eCos is distributed in the hope that it will be useful, but WITHOUT
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19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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21 // for more details.
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22 //
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23 // You should have received a copy of the GNU General Public License
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24 // along with eCos; if not, write to the Free Software Foundation, Inc.,
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25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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26 //
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27 // As a special exception, if other files instantiate templates or use
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28 // macros or inline functions from this file, or you compile this file
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29 // and link it with other works to produce a work based on this file,
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30 // this file does not by itself cause the resulting work to be covered by
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31 // the GNU General Public License. However the source code for this file
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32 // must still be made available in accordance with section (3) of the GNU
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33 // General Public License v2.
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34 //
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35 // This exception does not invalidate any other reasons why a work based
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36 // on this file might be covered by the GNU General Public License.
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37 // -------------------------------------------
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38 // ####ECOSGPLCOPYRIGHTEND####
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39 //==========================================================================
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40 //#####DESCRIPTIONBEGIN####
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41 //
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42 // Author(s): dsm
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43 // Contributors: dsm
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44 // Date: 1998-02-19
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45 // Description:
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46 // tests scheduler & threads & priorities
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47 // + create multiple threads with various priorities
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48 // + check highest priority running thread is always running
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49 // + check next highest runs when highest suspended
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50 // + check several threads of equal priority share time
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51 // (only !CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES)
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52 // + check other threads are starved
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53 // + check setting priority dynamically causes a thread to
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54 // become/stay current/non-current
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55 // Omissions:
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56 // check yield
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57 // check can set threads with min and max priority
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58 // Options:
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59 // CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES
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60 // CYGIMP_THREAD_PRIORITY
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61 // CYGNUM_KERNEL_SCHED_PRIORITIES
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62 // CYGSEM_KERNEL_SCHED_BITMAP
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63 // CYGSEM_KERNEL_SCHED_MLQUEUE
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64 //####DESCRIPTIONEND####
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65 //==========================================================================
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66
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67 #include <pkgconf/kernel.h>
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68
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69 #include <cyg/kernel/thread.hxx>
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70 #include <cyg/kernel/thread.inl>
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71 #include <cyg/kernel/sched.hxx>
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72 #include <cyg/kernel/mutex.hxx>
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73 #include <cyg/kernel/sema.hxx>
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74
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75 #include <cyg/infra/testcase.h>
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76
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77 #include <cyg/kernel/sched.inl>
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78
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79 // ------------------------------------------------------------------------
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80
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81 #if defined(CYGIMP_THREAD_PRIORITY) && \
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82 !defined(CYGPKG_KERNEL_SMP_SUPPORT)
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83
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84 // ------------------------------------------------------------------------
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85
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86 static Cyg_Counting_Semaphore s0, s1, s2;
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87
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88 static volatile cyg_ucount8 q = 0;
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89
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90 static Cyg_Thread *thread0, *thread1, *thread2;
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91
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92 #define NTHREADS 3
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93 #include "testaux.hxx"
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94
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95 // ------------------------------------------------------------------------
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96
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97 static void entry0( CYG_ADDRWORD data )
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98 {
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99 CHECK( 0 == q++ );
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100 s0.wait();
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101 CHECK( 3 == q++ );
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102 s1.post();
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103 CHECK( 4 == q++ );
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104 s0.wait();
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105 s0.wait();
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106 CYG_TEST_PASS_FINISH("Thread 2 OK");
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107 }
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108
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109 // ------------------------------------------------------------------------
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110
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111 static void entry1( CYG_ADDRWORD data )
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112 {
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113 CHECK( 1 == q++ );
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114 s1.wait();
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115 CHECK( 5 == q++ );
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116 thread0->set_priority(9);
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117 s0.post();
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118 CHECK( 6 == q++ );
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119 thread2->set_priority(3);
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120 CHECK( 8 == q++ );
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121 s2.post();
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122 CHECK( 12 == q++ );
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123 CHECK( 9 == thread0->get_priority() );
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124 CHECK( 6 == thread1->get_priority() );
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125 CHECK( 7 == thread2->get_priority() );
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126 q = 100;
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127 #if !(CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES) \
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128 && defined(CYGSEM_KERNEL_SCHED_TIMESLICE)
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129 thread2->set_priority(6);
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130 CHECK( 6 == thread1->get_priority() );
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131 CHECK( 6 == thread2->get_priority() );
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132
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133 while ( 100 == q )
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134 ;
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135 CHECK( 101 == q++ );
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136 s1.wait();
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137 CHECK( 103 == q++ );
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138 #endif
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139 s0.post();
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140 s1.wait();
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141 }
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142
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143 // ------------------------------------------------------------------------
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144
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145 static void entry2( CYG_ADDRWORD data )
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146 {
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147 CHECK( 2 == q++ );
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148 s0.post();
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149 CHECK( 7 == q++ );
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150 s2.wait();
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151 CHECK( 9 == q++ );
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152 thread1->set_priority(6);
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153 CHECK( 10 == q++ );
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154 thread2->set_priority(2);
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155 CHECK( 11 == q++ );
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156 thread2->set_priority(7);
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157
132
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158 #if !(CYGINT_KERNEL_SCHEDULER_UNIQUE_PRIORITIES) \
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159 && defined(CYGSEM_KERNEL_SCHED_TIMESLICE)
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160 CHECK( 6 == thread1->get_priority() );
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161 CHECK( 6 == thread2->get_priority() );
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162
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163 CHECK( 100 == q++ );
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164 while ( 101 == q )
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165 ;
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166 CHECK( 102 == q++ );
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167 s1.post();
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168 #endif
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169 s0.post();
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170 s2.wait();
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171 }
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172
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173
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174 // ------------------------------------------------------------------------
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175
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176 void thread2_main( void )
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177 {
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178 CYG_TEST_INIT();
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179
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180 thread0 = new_thread( entry0, 0 );
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181 thread1 = new_thread( entry1, 1 );
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182 thread2 = new_thread( entry2, 2 );
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183
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184 thread0->resume();
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185 thread1->resume();
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186 thread2->resume();
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187
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188 thread0->set_priority(5);
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189 thread1->set_priority(6);
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190 thread2->set_priority(7);
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191
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192 if( 9 >= CYG_THREAD_MIN_PRIORITY )
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193 CYG_TEST_FAIL_FINISH("Test requires priorities up to 9");
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194
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195 if( 2 <= CYG_THREAD_MAX_PRIORITY )
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196 CYG_TEST_FAIL_FINISH("Test requires priorities as low as 2");
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197
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198 Cyg_Scheduler::start();
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199
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200 CYG_TEST_FAIL_FINISH("Unresolved");
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201 }
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202
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203 // ------------------------------------------------------------------------
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204
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205 externC void
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206 cyg_start( void )
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207 {
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208 #ifdef CYGSEM_HAL_STOP_CONSTRUCTORS_ON_FLAG
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209 cyg_hal_invoke_constructors();
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210 #endif
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211 thread2_main();
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212 }
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213 // ------------------------------------------------------------------------
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214
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215
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216 #else // CYGPKG_KERNEL_SMP_SUPPORT etc
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217
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218 // ------------------------------------------------------------------------
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219
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220 externC void
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221 cyg_start( void )
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222 {
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223 CYG_TEST_INIT();
1507
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224 CYG_TEST_INFO("Thread2 test requires:\n"
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225 "defined(CYGIMP_THREAD_PRIORITY) &&\n"
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226 "!defined(CYGPKG_KERNEL_SMP_SUPPORT)\n");
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227 CYG_TEST_NA("Thread2 test requirements");
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228 }
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229
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230 // ------------------------------------------------------------------------
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231
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232 #endif // CYGPKG_KERNEL_SMP_SUPPORT etc
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233
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234 // ------------------------------------------------------------------------
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235 // EOF thread2.cxx