275c275,276
< Process::alloc_fd(int sim_fd, string filename, int flags, int mode, bool pipe)
---
> Process::alloc_fd(int sim_fd, const string& filename, int flags, int mode,
> bool pipe)
387c388
< else if (in == "None")
---
> else if (in == "NULL")
400c401
< else if (out == "None")
---
> else if (out == "NULL")
412c413
< else if (err == "None")
---
> else if (err == "NULL")
459c460
< if (lseek(fd,fdo->fileOffset, SEEK_SET) < 0)
---
> if (lseek(fd, fdo->fileOffset, SEEK_SET) < 0)
475,476c476,477
< fdo->filename = "NULL";
< fdo->fileOffset = 0;
---
> fdo->filename = "NULL";
> fdo->fileOffset = 0;