make symbol_information a proper class * symbol-information.h (class symbol_information): Declare as class, not struct. Make data members private. Provide accessor functions. Change all uses. Provide copy constructor, assignment operator, and destructor. Cache hash value. (friend operator ==): Adapt from equals member function. (symbol_information::symbol_information): Adapt from symbol_information::from_symbol_record. Improve handling of dimensions. Don't display dimensions in value column.

#!/bin/sh
#
# Like mv $1 $2, but if the files are the same, just delete $1.
# Status is 0 if $2 is changed, 1 otherwise.

if test -r $2; then
  if cmp $1 $2 > /dev/null; then
    echo $2 is unchanged
    rm -f $1
  else
    mv -f $1 $2
  fi
else
  mv -f $1 $2
fi