21 lines
550 B
PHP
21 lines
550 B
PHP
<?php
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require_once __DIR__."/../vendor/autoload.php";
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use NoccyLabs\Ipc\Key\FileKey;
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use NoccyLabs\Ipc\Sem\Semaphore;
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$key = new FileKey(__FILE__);
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// Create semaphore with max count of 2
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$sem1 = new Semaphore($key, 2);
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$sem2 = new Semaphore($key, 2);
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$sem3 = new Semaphore($key, 2);
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printf("sem1 acquire: %d\n", $sem1->acquire());
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printf("sem2 acquire: %d\n", $sem2->acquire());
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printf("sem3 acquire: %d\n", $sem3->acquire());
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printf("sem2 release: %d\n", $sem2->release());
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printf("sem3 acquire: %d\n", $sem3->acquire());
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$sem1->destroy(); |