[geos-devel] Thread safe error handling
Pepijn Van Eeckhoudt
pepijn at vaneeckhoudt.net
Mon Sep 9 06:08:50 PDT 2013
On ma, 2013-09-09 at 13:41 +0200, Pepijn Van Eeckhoudt wrote:
> > I'd pass "%s" as the 'fmt' arg, and a pointer to a geos-owned memory
> > space as the only argument. No client should be expecting anything
> > from those calls, except they'd be composed by a printf-like format
> > and a variable list of arguments which work fine with that format.
> I have to admit C++ is a very, very long time ago for me. Is it possible
> to call one variadic function from another one in C++? If not, how would
> you delegate from notice(handle,void*,fmt,...) (or the hypothetical
> method on a C++ class) to the current notice(fmt,...)? I think this is
> necessary to avoid breaking the ABI, no?
I went ahead and just coded this and things turned out just fine. Not
sure why I thought this was going to be a problem.
Patch in attachment. I tried to mimic the GEOS coding style as well as
possible. The function naming might need some work. The _r suffix
variants of init and set*Handler where already token so I've had to make
Patch is against svn trunk.
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