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<?php |
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|
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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|
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define('ERR_SELECT_FAILED', 1); |
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define('ERR_TIMEOUT', 2); |
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define('ERR_READ_FAILED', 3); |
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define('ERR_WRITE_FAILED', 4); |
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|
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$read = [\STDIN]; |
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$write = [\STDOUT, \STDERR]; |
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|
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stream_set_blocking(\STDIN, 0); |
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stream_set_blocking(\STDOUT, 0); |
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stream_set_blocking(\STDERR, 0); |
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|
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$out = $err = ''; |
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while ($read || $write) { |
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$r = $read; |
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$w = $write; |
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$e = null; |
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$n = stream_select($r, $w, $e, 5); |
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|
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if (false === $n) { |
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exit(ERR_SELECT_FAILED); |
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} elseif ($n < 1) { |
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exit(ERR_TIMEOUT); |
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} |
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|
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if (in_array(\STDOUT, $w) && strlen($out) > 0) { |
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$written = fwrite(\STDOUT, (string) $out, 32768); |
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if (false === $written) { |
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exit(ERR_WRITE_FAILED); |
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} |
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$out = (string) substr($out, $written); |
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} |
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if (null === $read && '' === $out) { |
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$write = array_diff($write, [\STDOUT]); |
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} |
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|
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if (in_array(\STDERR, $w) && strlen($err) > 0) { |
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$written = fwrite(\STDERR, (string) $err, 32768); |
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if (false === $written) { |
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exit(ERR_WRITE_FAILED); |
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} |
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$err = (string) substr($err, $written); |
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} |
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if (null === $read && '' === $err) { |
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$write = array_diff($write, [\STDERR]); |
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} |
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|
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if ($r) { |
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$str = fread(\STDIN, 32768); |
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if (false !== $str) { |
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$out .= $str; |
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$err .= $str; |
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} |
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if (false === $str || feof(\STDIN)) { |
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$read = null; |
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if (!feof(\STDIN)) { |
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exit(ERR_READ_FAILED); |
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} |
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} |
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} |
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} |
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|
