How return a std::string from C's “getcwd” function

Question

Sorry to keep hammering on this, but I\'m trying to learn :). Is this any good? And yes, I care about memory leaks. I can\'t find a decent way of preallocating the char*, be

Answer 1

You need to check for a_cwd being NULL. Then it will work on Mac, Windows, Linux. However, it's not POSIX-compliant.

EDIT: perror doesn't exit the program, so you should exit, throw an exception, or do something.