mirror of
https://github.com/danog/parallel.git
synced 2024-11-26 20:34:40 +01:00
37 lines
1.2 KiB
PHP
Executable File
37 lines
1.2 KiB
PHP
Executable File
#!/usr/bin/env php
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<?php
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require \dirname(__DIR__).'/vendor/autoload.php';
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use Amp\ByteStream;
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use Amp\Delayed;
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use Amp\Loop;
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use Amp\Parallel\Context\Process;
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Loop::run(function () {
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$timer = Loop::repeat(1000, function () {
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static $i;
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$i = $i ? ++$i : 1;
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print "Demonstrating how alive the parent is for the {$i}th time.\n";
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});
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try {
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// Create a new child process that does some blocking stuff.
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$context = yield Process::run(__DIR__ . "/blocking-process.php");
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\assert($context instanceof Process);
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// Pipe any data written to the STDOUT in the child process to STDOUT of this process.
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Amp\Promise\rethrow(ByteStream\pipe($context->getStdout(), ByteStream\getStdout()));
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print "Waiting 2 seconds to send start data...\n";
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yield new Delayed(2000);
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yield $context->send("Start data"); // Data sent to child process, received on line 9 of blocking-process.php
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\printf("Received the following from child: %s\n", yield $context->receive()); // Sent on line 14 of blocking-process.php
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\printf("Process ended with value %d!\n", yield $context->join());
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} finally {
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Loop::cancel($timer);
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}
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});
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