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 | |
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7 | void *POSIX_Init( |
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8 | void *argument |
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9 | ) |
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10 | { |
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11 | int status; |
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12 | int value; |
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13 | int i; |
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14 | sem_t sems[CONFIGURE_MAXIMUM_POSIX_SEMAPHORES]; |
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15 | sem_t sem2; |
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16 | sem_t *n_sem1; |
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17 | sem_t *n_sem2; |
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18 | sem_t testsem; |
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19 | struct timespec waittime; |
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20 | |
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21 | puts( "\n\n*** POSIX SEMAPHORE MANAGER TEST 1 ***" ); |
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22 | |
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23 | puts( "Init: sem_init - SUCCESSFUL" ); |
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24 | for (i = 0; i < CONFIGURE_MAXIMUM_POSIX_SEMAPHORES; i++) { |
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25 | status = sem_init(&sems[i], 0, i); |
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26 | assert( status == 0 ); |
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27 | } |
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28 | puts( "Init: sem_init - UNSUCCESSFUL (ENOSPC)" ); |
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29 | status = sem_init(&sem2, 0, 1); |
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30 | assert( (status == -1) && (errno == ENOSPC) ); |
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31 | |
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32 | puts( "Init: sem_init - UNSUCCESSFUL (ENOSYS -- pshared not supported)" ); |
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33 | status = sem_init(&sem2, 1, 1); |
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34 | assert( (status == -1) && (errno == ENOSYS) ); |
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35 | |
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36 | puts( "Init: sem_getvalue - SUCCESSFUL "); |
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37 | for (i = 0; i < CONFIGURE_MAXIMUM_POSIX_SEMAPHORES; i++) { |
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38 | status = sem_getvalue(&sems[i], &value); |
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39 | assert( (status == 0) && (value == i) ); |
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40 | } |
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41 | puts( "Init: sem_getvalue - UNSUCCESSFUL "); |
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42 | status = sem_getvalue(&sem2, &value); |
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43 | assert( (status == -1) && (errno == EINVAL) ); |
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44 | |
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45 | puts( "Init: sem_destroy - SUCCESSFUL" ); |
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46 | status = sem_destroy(&sems[0]); |
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47 | assert( status == 0 ); |
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48 | |
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49 | puts( "Init: sem_destroy - UNSUCCESSFUL (EINVAL)" ); |
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50 | status = sem_destroy(&sem2); |
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51 | assert( (status == -1) && (errno == EINVAL) ); |
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52 | |
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53 | puts( "Init: sem_wait - SUCCESSFUL" ); |
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54 | status = sem_wait(&sems[1]); |
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55 | assert( status == 0); |
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56 | |
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57 | puts( "Init: sem_wait - UNSUCCESSFUL (EINVAL)" ); |
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58 | status = sem_wait(&sem2); |
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59 | assert( (status == -1) && (errno == EINVAL) ); |
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60 | |
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61 | puts( "Init: sem_post - SUCCESSFUL" ); |
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62 | status = sem_post(&sems[1]); |
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63 | assert( status == 0 ); |
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64 | |
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65 | puts( "Init: sem_wait - SUCCESSFUL (after a sem_post)" ); |
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66 | status = sem_wait(&sems[1]); |
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67 | assert( status == 0 ); |
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68 | |
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69 | puts( "Init: sem_trywait - SUCCESSFUL" ); |
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70 | status = sem_trywait(&sems[2]); |
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71 | assert( status == 0 ); |
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72 | |
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73 | puts( "Init: sem_trywait - UNSUCCESSFUL (EAGAIN)" ); |
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74 | status = sem_trywait(&sems[1]); |
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75 | assert( (status == -1) && (errno == EAGAIN) ); |
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76 | |
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77 | puts( "Init: sem_trywait - UNSUCCESSFUL (EINVAL)" ); |
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78 | status = sem_trywait(&sem2); |
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79 | assert( (status == -1) && (errno == EINVAL) ); |
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80 | |
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81 | puts( "Init: sem_timedwait - SUCCESSFUL" ); |
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82 | waittime.tv_sec = 0; |
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83 | waittime.tv_nsec = 100; |
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84 | status = sem_timedwait(&sems[2], &waittime); |
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85 | assert( status == 0 ); |
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86 | |
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87 | puts( "Init: sem_timedwait - UNSUCCESSFUL (ETIMEDOUT)" ); |
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88 | status = sem_timedwait(&sems[1], &waittime); |
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89 | assert( (status == -1) && (errno == ETIMEDOUT) ); |
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90 | |
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91 | puts( "Init: sem_timedwait - UNSUCCESSFUL (EINVAL)" ); |
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92 | status = sem_timedwait(&sem2, &waittime); |
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93 | assert( (status == -1) && (errno == EINVAL) ); |
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94 | |
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95 | puts( "Init: sem_post - UNSUCCESSFUL (EINVAL)" ); |
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96 | status = sem_post(&sem2); |
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97 | assert( (status == -1) && (errno == EINVAL) ); |
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98 | |
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99 | puts( "Init: sem_destroy - SUCCESSFUL" ); |
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100 | for (i = 1; i < CONFIGURE_MAXIMUM_POSIX_SEMAPHORES; i++) { |
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101 | status = sem_destroy(&sems[i]); |
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102 | assert( status == 0); |
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103 | } |
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104 | |
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105 | /* Modes are currently unsupported */ |
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106 | |
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107 | puts( "Init: sem_open - SUCCESSFUL" ); |
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108 | n_sem1 = sem_open("sem1", O_CREAT, 00777, 1); |
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109 | assert( n_sem1 != SEM_FAILED ); |
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110 | |
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111 | puts( "Init: sem_open - UNSUCCESSFUL (EEXIST)" ); |
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112 | n_sem2 = sem_open("sem1", O_CREAT | O_EXCL, 00777, 1); |
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113 | assert( (n_sem2 == SEM_FAILED) && (errno == EEXIST) ); |
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114 | |
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115 | puts( "Init: sem_close - SUCCESSFUL" ); |
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116 | status = sem_close(n_sem1); |
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117 | assert( status == 0); |
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118 | |
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119 | /* |
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120 | puts( "Init: sem_close - UNSUCCESSFUL (EINVAL)" ); |
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121 | status = sem_close(n_sem2); |
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122 | assert( (status == -1) && (errno == EINVAL) ); |
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123 | |
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124 | puts( "Init: sem_unlink - SUCCESSFUL" ); |
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125 | status = sem_unlink("sem1"); |
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126 | assert( status == 0 ); |
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127 | |
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128 | puts( "Init: sem_unlink - UNSUCCESSFUL (ENOENT)" ); |
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129 | status = sem_unlink("sem2"); |
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130 | assert( (status == -1) && (errno == ENOENT) ); |
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131 | */ |
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132 | |
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133 | /* Try adding in unlinking before closing... (can we still open?) */ |
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134 | |
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135 | puts( "*** POSIX SEMAPHORE MANAGER TEST 1 COMPLETED ***" ); |
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136 | exit(0); |
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137 | |
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138 | return NULL; /* just so the compiler thinks we returned something */ |
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139 | } |
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