o remove old bsnes version

tools/bsnes/reader/reader.cpp

@@ -1,37 +0,0 @@
-#include <../base.hpp>
-#define READER_CPP
-
-#include "reader.hpp"
-#include "filereader.cpp"
-
-#if defined(GZIP_SUPPORT)
-  #include "gzreader.cpp"
-  #include "zipreader.cpp"
-#endif
-
-#if defined(JMA_SUPPORT)
-  #include "jmareader.cpp"
-#endif
-
-Reader::Type Reader::detect(const char *fn, bool inspectheader) {
-  file fp;
-  if(!fp.open(fn, file::mode_read)) return Unknown;
-
-  uint8_t p[8];
-  memset(p, 0, sizeof p);
-  fp.read(p, 8);
-  fp.close();
-
-  if(inspectheader == true) {
-    //inspect file header to determine type
-    if(p[0] == 0x1f && p[1] == 0x8b && p[2] == 0x08 && p[3] <= 0x1f) return GZIP;
-    if(p[0] == 0x50 && p[1] == 0x4b && p[2] == 0x03 && p[3] == 0x04) return ZIP;
-    if(p[0] == 0x4a && p[1] == 0x4d && p[2] == 0x41 && p[3] == 0x00 && p[4] == 0x4e) return JMA;
-  } else {
-    //check file extension to determine type
-    if(striend(fn, ".gz")) return GZIP;
-    if(striend(fn, ".zip") || striend(fn, ".z")) return ZIP;
-    if(striend(fn, ".jma")) return JMA;
-  }
-  return Normal;
-}