symfony
diff --git a/‎src/Symfony/Component/Process/Pipes/AbstractPipes.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/Pipes/AbstractPipes.php
+2-4Lines changed: 2 additions & 4 deletions b/‎src/Symfony/Component/Process/Pipes/AbstractPipes.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/Pipes/AbstractPipes.php
+2-4Lines changed: 2 additions & 4 deletions
diff --git a/‎src/Symfony/Component/Process/Pipes/UnixPipes.php
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+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/Process/Pipes/UnixPipes.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/Pipes/UnixPipes.php
+1-1Lines changed: 1 addition & 1 deletion
diff --git a/‎src/Symfony/Component/Process/Pipes/WindowsPipes.php
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+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/Process/Pipes/WindowsPipes.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/Pipes/WindowsPipes.php
+1-1Lines changed: 1 addition & 1 deletion
@@ -111,7 +111,7 @@ protected function write()
             if ($input) {
                 for (;;) {
                     $data = fread($input, self::CHUNK_SIZE);
-                    if (false === $data || '' === $data) {
+                    if (!isset($data[0])) {
                         break;
                     }
                     $written = fwrite($stdin, $data);
@@ -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]);
         }
     }
 
@@ -120,7 +120,7 @@ public function readAndWrite($blocking, $close = false)
             do {
                 $data = fread($pipe, self::CHUNK_SIZE);
                 $read[$type] .= $data;
-            } while (false !== $data && '' !== $data);
+            } while (isset($data[0]));
 
             if (!isset($read[$type][0])) {
                 unset($read[$type]);
 
@@ -139,7 +139,7 @@ public function readAndWrite($blocking, $close = false)
         foreach ($this->fileHandles as $type => $fileHandle) {
             $data = stream_get_contents($fileHandle, -1, $this->readBytes[$type]);
 
-            if (false !== $data && '' !== $data) {
+            if (isset($data[0])) {
                 $this->readBytes[$type] += strlen($data);
                 $read[$type] = $data;
             }
Original file line number	Diff line number	Diff line change
`@@ -139,7 +139,7 @@ public function readAndWrite($blocking, $close = false)`
`139`	`139`	`foreach ($this->fileHandles as $type => $fileHandle) {`
`140`	`140`	`$data = stream_get_contents($fileHandle, -1, $this->readBytes[$type]);`
`141`	`141`
`142`		`- if (false !== $data && '' !== $data) {`
	`142`	`+ if (isset($data[0])) {`
`143`	`143`	`$this->readBytes[$type] += strlen($data);`
`144`	`144`	`$read[$type] = $data;`
`145`	`145`	`}`