1 | #define CONFIGURE_INIT |
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2 | #include "system.h" |
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3 | #include <sched.h> |
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4 | #include <fcntl.h> |
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5 | #include <time.h> |
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6 | #include <tmacros.h> |
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7 | |
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8 | void *POSIX_Init( |
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9 | void *argument |
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10 | ) |
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11 | { |
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12 | int status; |
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13 | int value; |
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14 | int i; |
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15 | sem_t sems[CONFIGURE_MAXIMUM_POSIX_SEMAPHORES]; |
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16 | sem_t sem2; |
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17 | sem_t *n_sem1; |
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18 | sem_t *n_sem2; |
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19 | sem_t testsem; |
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20 | struct timespec waittime; |
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21 | char failure_msg[80]; |
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22 | |
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23 | puts( "\n\n*** POSIX SEMAPHORE MANAGER TEST 1 ***" ); |
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24 | |
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25 | puts( "Init: sem_init - SUCCESSFUL" ); |
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26 | for (i = 0; i < CONFIGURE_MAXIMUM_POSIX_SEMAPHORES; i++) { |
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27 | status = sem_init(&sems[i], 0, i); |
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28 | sprintf(failure_msg, "sem_init %d", i ); |
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29 | fatal_directive_status( status, 0, failure_msg); |
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30 | } |
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31 | puts( "Init: sem_init - UNSUCCESSFUL (ENOSPC)" ); |
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32 | status = sem_init(&sem2, 0, 1); |
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33 | fatal_directive_status( status, -1, "sem_init error return status"); |
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34 | fatal_directive_status( errno, ENOSPC, "sem_init errorno ENOSPC" ); |
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35 | |
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36 | puts( "Init: sem_init - UNSUCCESSFUL (ENOSYS -- pshared not supported)" ); |
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37 | status = sem_init(&sem2, 1, 1); |
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38 | fatal_directive_status( status, -1, "sem_init error return status"); |
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39 | fatal_directive_status( errno, ENOSYS, "sem_init errno set to ENOSYS"); |
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40 | |
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41 | puts( "Init: sem_getvalue - SUCCESSFUL "); |
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42 | for (i = 0; i < CONFIGURE_MAXIMUM_POSIX_SEMAPHORES; i++) { |
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43 | status = sem_getvalue(&sems[i], &value); |
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44 | sprintf( failure_msg, "sem_getvalue %d", i ); |
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45 | fatal_directive_status( status, 0, failure_msg ); |
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46 | fatal_directive_status( value, i, "sem_getvalue correct value" ); |
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47 | } |
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48 | puts( "Init: sem_getvalue - UNSUCCESSFUL "); |
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49 | status = sem_getvalue(&sem2, &value); |
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50 | fatal_directive_status( status, -1, "sem_init error return status"); |
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51 | fatal_directive_status( errno, EINVAL, "sem_getvalue errno EINVAL"); |
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52 | |
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53 | puts( "Init: sem_destroy - SUCCESSFUL" ); |
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54 | status = sem_destroy(&sems[0]); |
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55 | fatal_directive_status( status, 0, "sem_destroy semaphore 0"); |
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56 | |
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57 | puts( "Init: sem_destroy - UNSUCCESSFUL (EINVAL)" ); |
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58 | status = sem_destroy(&sem2); |
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59 | fatal_directive_status( status, -1, "sem_init error return status"); |
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60 | fatal_directive_status( errno, EINVAL, "sem_destroy errno EINVAL"); |
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61 | |
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62 | puts( "Init: sem_wait - SUCCESSFUL" ); |
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63 | status = sem_wait(&sems[1]); |
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64 | fatal_directive_status( status, 0, "sem_wait semaphore 1"); |
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65 | |
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66 | puts( "Init: sem_wait - UNSUCCESSFUL (EINVAL)" ); |
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67 | status = sem_wait(&sem2); |
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68 | fatal_directive_status( status, -1, "sem_init error return status"); |
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69 | fatal_directive_status( errno, EINVAL, "sem_wait errno EINVAL"); |
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70 | |
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71 | puts( "Init: sem_post - SUCCESSFUL" ); |
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72 | status = sem_post(&sems[1]); |
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73 | fatal_directive_status( status, 0, "sem_post semaphore 1"); |
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74 | |
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75 | puts( "Init: sem_wait - SUCCESSFUL (after a sem_post)" ); |
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76 | status = sem_wait(&sems[1]); |
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77 | fatal_directive_status( status, 0, "sem_wait semaphore 1"); |
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78 | |
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79 | puts( "Init: sem_trywait - SUCCESSFUL" ); |
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80 | status = sem_trywait(&sems[2]); |
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81 | fatal_directive_status( status, 0, "sem_trywait semaphore 2"); |
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82 | |
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83 | puts( "Init: sem_trywait - UNSUCCESSFUL (EAGAIN)" ); |
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84 | status = sem_trywait(&sems[1]); |
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85 | fatal_directive_status( status, -1, "sem_init error return status"); |
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86 | fatal_directive_status( errno, EAGAIN, "sem_trywait errno EAGAIN"); |
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87 | |
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88 | puts( "Init: sem_trywait - UNSUCCESSFUL (EINVAL)" ); |
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89 | status = sem_trywait(&sem2); |
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90 | fatal_directive_status( status, -1, "sem_init error return status"); |
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91 | fatal_directive_status( errno, EINVAL, "sem_trywait errno EINVAL"); |
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92 | |
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93 | puts( "Init: sem_timedwait - SUCCESSFUL" ); |
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94 | waittime.tv_sec = 0; |
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95 | waittime.tv_nsec = 100; |
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96 | status = sem_timedwait(&sems[2], &waittime); |
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97 | fatal_directive_status( status, 0, "sem_timedwait semaphore 2"); |
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98 | |
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99 | puts( "Init: sem_timedwait - UNSUCCESSFUL (ETIMEDOUT)" ); |
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100 | status = sem_timedwait(&sems[1], &waittime); |
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101 | fatal_directive_status( status, -1, "sem_init error return status"); |
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102 | fatal_directive_status( errno, ETIMEDOUT, "sem_init errno ETIMEDOUT"); |
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103 | |
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104 | puts( "Init: sem_timedwait - UNSUCCESSFUL (EINVAL)" ); |
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105 | status = sem_timedwait(&sem2, &waittime); |
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106 | fatal_directive_status( status, -1, "sem_init error return status"); |
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107 | fatal_directive_status( errno, EINVAL, "sem_init errno EINVAL"); |
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108 | |
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109 | puts( "Init: sem_post - UNSUCCESSFUL (EINVAL)" ); |
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110 | status = sem_post(&sem2); |
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111 | fatal_directive_status( status, -1, "sem_init error return status"); |
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112 | fatal_directive_status( errno, EINVAL, "sem_post errno EINVAL"); |
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113 | |
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114 | puts( "Init: sem_destroy - SUCCESSFUL" ); |
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115 | for (i = 1; i < CONFIGURE_MAXIMUM_POSIX_SEMAPHORES; i++) { |
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116 | status = sem_destroy(&sems[i]); |
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117 | sprintf( failure_msg, "sem_destroy %d", i ); |
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118 | fatal_directive_status( status, 0, failure_msg ); |
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119 | } |
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120 | |
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121 | /* Modes are currently unsupported */ |
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122 | |
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123 | /* |
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124 | * Validate all sem_open return paths. |
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125 | */ |
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126 | |
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127 | puts( "Init: sem_open - sem1 SUCCESSFUL" ); |
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128 | n_sem1 = sem_open("sem1", O_CREAT, 00777, 1); |
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129 | assert( n_sem1 != SEM_FAILED ); |
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130 | |
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131 | puts( "Init: sem_open - UNSUCCESSFUL (EEXIST)" ); |
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132 | n_sem2 = sem_open("sem1", O_CREAT | O_EXCL, 00777, 1); |
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133 | fatal_directive_status( |
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134 | (int) n_sem2, (int ) SEM_FAILED, "sem_open error return status" ); |
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135 | fatal_directive_status( errno, EEXIST, "sem_open errno EEXIST"); |
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136 | |
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137 | /* |
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138 | * Validate we can wait on a semaphore opened with sem_open. |
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139 | */ |
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140 | |
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141 | puts( "Init: sem_wait on sem1" ); |
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142 | status = sem_wait(n_sem1); |
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143 | fatal_directive_status( status, 0, "sem_wait opened semaphore"); |
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144 | |
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145 | #if 0 |
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146 | puts( "Init: sem_unlink - sem1 SUCCESSFUL" ); |
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147 | status = sem_unlink( "sem1" ); |
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148 | fatal_directive_status( status, 0, "sem_unlink locked semaphore"); |
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149 | |
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150 | puts( "Init: sem_open - Reopen sem1 SUCCESSFUL with a different id" ); |
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151 | n_sem2 = sem_open( "sem1", O_CREAT | O_EXCL, 00777, 1); |
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152 | assert( n_sem2 != SEM_FAILED ); |
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153 | #endif |
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154 | |
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155 | /* |
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156 | * Validate we can call close on a semaphore opened with sem_open. |
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157 | */ |
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158 | |
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159 | puts( "Init: sem_close - SUCCESSFUL" ); |
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160 | status = sem_close( n_sem1 ); |
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161 | fatal_directive_status( status, 0, "sem_close semaphore"); |
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162 | |
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163 | /* |
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164 | * Notes: |
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165 | * Calls to sem_close when sem_link has not been previously called shall |
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166 | * have no effect on the state of the semaphore. |
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167 | * |
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168 | * |
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169 | |
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170 | puts( "Init: sem_close - UNSUCCESSFUL (EINVAL)" ); |
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171 | status = sem_close(n_sem2); |
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172 | fatal_directive_status( status, -1, "sem_init error return status"); |
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173 | fatal_directive_status( errno, EINVAL, "sem_close errno EINVAL"); |
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174 | |
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175 | puts( "Init: sem_unlink - SUCCESSFUL" ); |
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176 | status = sem_unlink("sem1"); |
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177 | fatal_directive_status( status, 0, "sem_unlink semaphore"); |
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178 | |
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179 | puts( "Init: sem_unlink - UNSUCCESSFUL (ENOENT)" ); |
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180 | status = sem_unlink("sem2"); |
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181 | fatal_directive_status( status, -1, "sem_init error return status"); |
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182 | fatal_directive_status( errno, ENOENT, "sem_unlink errno ENOENT"); |
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183 | assert( (status == -1) && (errno == ENOENT) ); |
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184 | */ |
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185 | |
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186 | /* Try adding in unlinking before closing... (can we still open?) */ |
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187 | |
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188 | puts( "*** POSIX SEMAPHORE MANAGER TEST 1 COMPLETED ***" ); |
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189 | exit(0); |
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190 | |
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191 | return NULL; /* just so the compiler thinks we returned something */ |
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192 | } |
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193 | |
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194 | |
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195 | |
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