[Process] Fix AbstractPipes::write() for a situation seen on HHVM (at least)

nicolas-grekas · nicolas-grekas · commit 2bb2b9b35fb0 · 2016-08-02T12:55:32.000+02:00
diff --git a/src/Symfony/Component/Process/Pipes/AbstractPipes.php b/src/Symfony/Component/Process/Pipes/AbstractPipes.php
@@ -134,9 +134,7 @@ protected function write()
         if (null === $this->input && !isset($this->inputBuffer[0])) {
             fclose($this->pipes[0]);
             unset($this->pipes[0]);
-        }
-
-        if (!$w) {
+        } elseif (!$w) {
             return array($this->pipes[0]);
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -134,9 +134,7 @@ protected function write()`
`134`	`134`	`if (null === $this->input && !isset($this->inputBuffer[0])) {`
`135`	`135`	`fclose($this->pipes[0]);`
`136`	`136`	`unset($this->pipes[0]);`
`137`		`- }`
`138`		`-`
`139`		`- if (!$w) {`
	`137`	`+ } elseif (!$w) {`
`140`	`138`	`return array($this->pipes[0]);`
`141`	`139`	`}`
`142`	`140`	`}`