On Tue, Nov 27, 2007 at 10:25:36PM +0100, Andre Poenitz wrote:
> On Tue, Nov 27, 2007 at 08:54:07PM +0100, Andre Poenitz wrote:
> >
> > > bash ../development/tools/count_lines_of_included_code.sh debug.h
> > debug.h : 30091
> >
> > ;-(
>
> Using something "handcrafted" along the lines of
>
> struct LyXErr {
> bool debugging(Debug::type t = Debug::ANY) const;
> void endl();
> };
>
> LyXErr & operator<<(LyXErr &, const char *);
> LyXErr & operator<<(LyXErr &, char);
> LyXErr & operator<<(LyXErr &, int);
> LyXErr & operator<<(LyXErr &, double);
> LyXErr & operator<<(LyXErr &, std::string const &);
> LyXErr & operator<<(LyXErr &, docstring const &);
> LyXErr & operator<<(LyXErr &, support::FileName const &);
> LyXErr & operator<<(LyXErr &, std::ostream &(*)(std::ostream &));
> [... possibly a few more added, no #include, though]
>
> extern LyXErr lyxerr;
>
> #define LYXERR(type, msg) \
> do { \
> if (!lyx::lyxerr.debugging(type)) {} \
> else { lyx::lyxerr << msg; lyxerr.endl(); } \
> } while (0)
>
>
> instead of the current std::ostream/boost::nullstream based solution
> would cut down total compiled lines from currently 17.9 Mio to 17.0
> Mio, i.e. reduce compilation effort by almost exactly 5%.
>
> Note that this would also allow us to "magically" pipe "unmodified"
> std::strings and docstrings into the same "stream" and therefore
> simplify the calling code by removing the need for 170 (rough
> guesstimate by grep -R -i -A2 lyxerr | grep to_utf8 | grep -v svn | wc)
> 'to_utf8' calls in the code.
>
> Sounds interesting?
>
> Andre'
What's the catch?
- Martin
