function concurrentExec($cmd)
{
$chn = make_channel();
$chnDone = make_channel();
echo 'Starting ' . FMTWORKERS . '...', PHP_EOL;
for ($i = 0; $i < FMTWORKERS; ++$i) {
cofunc(function ($chn, $chnDone, $cmd, $i) {
while (true) {
$str = $chn->out();
if (null === $str) {
break;
}
passthru(sprintf($cmd, $str) . ' | while read line; do echo "' . ($i + 1) . ' $line"; done');
}
$chnDone->in('OK');
}, $chn, $chnDone, $cmd, $i);
}
return [$chn, $chnDone];
}
}
}
$suffix =& $opt['suffix'];
$pass = new Build($suffix);
$chn = make_channel();
$chn_done = make_channel();
$workers = 2;
echo 'Starting ', $workers, ' workers...', PHP_EOL;
for ($i = 0; $i < $workers; ++$i) {
cofunc(function ($pass, $chn, $chn_done) {
while (true) {
$target = $chn->out();
if (empty($target)) {
break;
}
echo $target, PHP_EOL;
file_put_contents($target . '.php', $pass->format(file_get_contents($target . '.src.php')));
if (file_exists($target . '.stub.src.php')) {
file_put_contents($target . '.stub.php', $pass->format(file_get_contents($target . '.stub.src.php')));
}
}
$chn_done->in('done');
}, $pass, $chn, $chn_done);
}
$targets = ['fmt', 'refactor'];
foreach ($targets as $target) {
$chn->in($target);
}
for ($i = 0; $i < $workers; ++$i) {
$chn->in(null);
}
for ($i = 0; $i < $workers; ++$i) {
function GoogleConcurrentFirst($qry)
{
$chn = make_channel();
cofunc(function ($chn, $qry) {
$chn->in(First($qry, 'Web1', 'Web2', 'Web3'));
}, $chn, $qry);
cofunc(function ($chn, $qry) {
$chn->in(First($qry, 'Image1', 'Image2', 'Image3'));
}, $chn, $qry);
cofunc(function ($chn, $qry) {
$chn->in(First($qry, 'Video1', 'Video2', 'Video3'));
}, $chn, $qry);
$results = [];
for ($i = 0; $i < 3; ++$i) {
$results[] = $chn->out();
}
$chn->close();
return $results;
}
cofunc(function ($fmt, $backup, $cache_fn, $chn, $chn_done, $lintBefore, $dryRun) {
$cache = new Cache($cache_fn);
$cacheHitCount = 0;
$cache_miss_count = 0;
$filesChanged = false;
while (true) {
$msg = $chn->out();
if (null === $msg) {
break;
}
$target_dir = $msg['target_dir'];
$file = $msg['file'];
if (empty($file)) {
continue;
}
if ($lintBefore && !lint($file)) {
fwrite(STDERR, 'Error lint:' . $file . PHP_EOL);
continue;
}
$content = $cache->is_changed($target_dir, $file);
if (false === $content) {
++$cacheHitCount;
continue;
}
++$cache_miss_count;
$fmtCode = $fmt->formatCode($content);
if (null !== $cache) {
$cache->upsert($target_dir, $file, $fmtCode);
}
if ($dryRun) {
if ($fmtCode !== $content) {
$filesChanged = true;
}
} else {
file_put_contents($file . '-tmp', $fmtCode);
$oldchmod = fileperms($file);
$backup && rename($file, $file . '~');
rename($file . '-tmp', $file);
chmod($file, $oldchmod);
}
}
$chn_done->in([$cacheHitCount, $cache_miss_count, $filesChanged]);
}, $fmt, $backup, $cache_fn, $chn, $chn_done, $lintBefore, $dryRun);
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
include "csp.php";
$chn = make_channel();
cofunc(function ($chn) {
sleep(5);
$chn->in('timeout');
}, $chn);
$chn2 = make_channel();
cofunc(function ($chn2) {
sleep(rand(3, 6));
$chn2->in('action taken');
}, $chn2);
$chn3 = make_channel();
cofunc(function ($chn3) {
sleep(4);
echo 'Got: ', $chn3->out(), PHP_EOL;
}, $chn3);
while (true) {
select_channel([[$chn, function ($msg) {
echo "Message Received 1:", print_r($msg, true), PHP_EOL;
die;
}], [$chn2, function ($msg) {
echo "Message Received 2:", print_r($msg, true), PHP_EOL;
}], [$chn3, 'Hello World', function () {
echo "Sent HW", PHP_EOL;
}]]);
}
// $chn->close();
// $chn2->close();
// $chn3->close();
