* java/lang/Runtime.java (exec): Convert prog name and arguments
to string array.
* java/lang/natPosixProcess.cc (startProcess): Fix typo in
environment array conversion. Preserve current environment if envp
not passed. Preserve PATH unless explicitly specified.
* java/io/DataInputStream.java (readLine): Fix case where '\r' is
followed by EOF. Set a flag when a line is terminated by '\r' and
ignore following '\n' if set.
From-SVN: r27458
