[Ohrrpgce] SVN: teeemcee/8740 Add get_filename function. loadrecord now nearly always prints the filen

[subversion at HamsterRepublic.com]

teeemcee
2017-05-07 10:07:31 -0700 (Sun, 07 May 2017)
177
Add get_filename function. loadrecord now nearly always prints the filename in errors.

(Works by keeping a map from file handles to filenames in filelayer.cpp.
Not guaranteed!)
---
U   wip/common.h
U   wip/filelayer.cpp
U   wip/filelayer.hpp
U   wip/lumpfile.bas
U   wip/lumpfile.bi
U   wip/miscc.c