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<?php $str = 'e ,a\\,b\\\\,c\\\\\\,d\\\\\\\\, f,\\'; preg_match_all('/(?:[^\\\\,]|\\\\(?:.|$))+/', $str, $matches); var_dump($matches[0]);
Output for git.master, git.master_jit, rfc.property-hooks
array(5) { [0]=> string(2) "e " [1]=> string(6) "a\,b\\" [2]=> string(10) "c\\\,d\\\\" [3]=> string(2) " f" [4]=> string(1) "\" }

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