D21199.id50495.diff
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D21199.id50495.diff
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	diff --git a/src/future/exec/ExecFuture.php b/src/future/exec/ExecFuture.php
	--- a/src/future/exec/ExecFuture.php
	+++ b/src/future/exec/ExecFuture.php
	@@ -713,7 +713,17 @@
	while (isset($this->stdin) && $this->stdin->getByteLength()) {
	$write_segment = $this->stdin->getAnyPrefix();

	- $bytes = fwrite($stdin, $write_segment);
	+ try {
	+ $bytes = fwrite($stdin, $write_segment);
	+ } catch (RuntimeException $ex) {
	+ // If the subprocess has exited, we may get a broken pipe error here
	+ // in recent versions of PHP. There does not seem to be any way to
	+ // get the actual error code other than reading the exception string.
	+
	+ // For now, treat this as if writes are blocked.
	+ break;
	+ }
	+
	if ($bytes === false) {
	throw new Exception(pht('Unable to write to stdin!'));
	} else if ($bytes) {