Bug #68977 [NEW]: Regression with linebreaks returned from exec()

From: yunosh Operating system: Linux PHP version: 5.4Git-2015-02-03 (Git) Package: Program Execution Bug Type: Bug Bug description:Regression with linebreaks returned from exec() Description: ------------ exec() doesn't return empty lines from execution results as empty strings, but as newline characters. Test script: --------------- cmd.php: #!/usr/bin/env php Line one Line two Line three Line four test.php: <?php exec(__DIR__ . '/cmd.php', $result, $value); var_dump($result); Expected result: ---------------- array(5) { [0]=> string(8) "Line one" [1]=> string(8) "Line two" [2]=> string(0) "" [3]=> string(10) "Line three" [4]=> string(9) "Line four" } Actual result: -------------- array(5) { [0]=> string(8) "Line one" [1]=> string(8) "Line two" [2]=> string(1) " " [3]=> string(10) "Line three" [4]=> string(9) "Line four" } -- Edit bug report at https://bugs.php.net/bug.php?id=68977&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=68977&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=68977&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=68977&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=68977&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=68977&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=68977&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=68977&r=needscript Try newer version: https://bugs.php.net/fix.php?id=68977&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=68977&r=support Expected behavior: https://bugs.php.net/fix.php?id=68977&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=68977&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=68977&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=68977&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=68977&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=68977&r=dst IIS Stability: https://bugs.php.net/fix.php?id=68977&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=68977&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=68977&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=68977&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=68977&r=mysqlcfg