enabled make of ndb_redo_log_reader

ndb/src/kernel/blocks/dblqh/Makefile.am

-#SUBDIRS = redoLogReader
-
 noinst_LIBRARIES = libdblqh.a
+EXTRA_PROGRAMS = ndbd_redo_log_reader
 
 libdblqh_a_SOURCES = DblqhInit.cpp DblqhMain.cpp
+ndbd_redo_log_reader_SOURCES = redoLogReader/records.cpp redoLogReader/redoLogFileReader.cpp
 
 include $(top_srcdir)/ndb/config/common.mk.am
 include $(top_srcdir)/ndb/config/type_kernel.mk.am
 
+LDADD +=  \
+              $(top_builddir)/ndb/src/common/util/libgeneral.la \
+              $(top_builddir)/ndb/src/common/portlib/libportlib.la
+
 # Don't update the files from bitkeeper
 %::SCCS/s.%
 

ndb/src/kernel/blocks/dblqh/redoLogReader/redoLogFileReader.cpp

@@ -40,7 +40,7 @@ Uint32 readFromFile(FILE * f, Uint32 *toPtr, Uint32 sizeInWords);
 void readArguments(int argc, const char** argv);
 void doExit();
 
-FILE * f;
+FILE * f= 0;
 char fileName[256];
 bool thePrintFlag = true;
 bool theCheckFlag = true;
@@ -458,7 +458,7 @@ void readArguments(int argc, const char** argv)
 
 void doExit() {
   ndbout << "Error in redoLogReader(). Exiting!" << endl;
-  fclose(f);
+  if (f) fclose(f);
   delete [] redoLogPage;
   exit(RETURN_ERROR);
 }