mirror of
https://github.com/danog/parallel.git
synced 2024-12-11 16:49:51 +01:00
36 lines
1.0 KiB
PHP
36 lines
1.0 KiB
PHP
<?php
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// The function returned by this script is run by shared-memory-process.php in a separate process.
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// $argc and $argv are available in this process as any other cli PHP script.
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use Amp\Delayed;
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use Amp\Parallel\Sync\Channel;
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use Amp\Parallel\Sync\SharedMemoryParcel;
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return function (Channel $channel) use ($argv): \Generator {
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if (!isset($argv[1])) {
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throw new \Error("No parcel ID provided");
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}
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$id = $argv[1];
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\printf("Child process using parcel ID %s\n", $id);
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$parcel = SharedMemoryParcel::use($id);
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$value = yield $parcel->synchronized(function (int $value) {
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return $value + 1;
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});
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\printf("Value after modifying in child thread: %s\n", $value);
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yield new Delayed(500); // Parent process should access parcel during this time.
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// Unwrapping the parcel now should give value from parent process.
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\printf("Value in child thread after being modified in main thread: %s\n", yield $parcel->unwrap());
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yield $parcel->synchronized(function (int $value) {
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return $value + 1;
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});
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};
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