Equivalent to get_flag(cwd, Cwd). To set the current working directory, use set_flag(cwd, Directory) or cd(Directory).
Success:
[eclipse]: sh(pwd).
/home/user/test
yes.
[eclipse]: getcwd(Cwd).
Cwd = "/home/user/test/"
yes.
Fail:
getcwd("nodirectory").
Error:
getcwd(1). (Error 5).
getcwd(atom). (Error 5).