[Settings] show_setting() functions return snprintf()-style length.

show_setting() and related functions now return an "actual length" in the
style of snprintf().  This is to allow consumers to allocate buffers large
enough to hold the formatted setting.
4 files changed
tree: 661b193f21aeaf89aafaf8d92d28ae39444f85aa
  1. contrib/
  2. src/
  3. COPYING
  4. COPYRIGHTS
  5. LOG
  6. README
  7. VERSION