Re: C++ Frequently Questioned Answers
On Oct 29, 4:26 am, Walter Bright <wal...@digitalmars-nospamm.com>
wrote:
Alex Shulgin wrote:
[snip]
... Exception safe C++ code is almost infeasible to achieve in a non-trivial program.
Maybe, if you prefer to write everything from scratch instead of
trying to stick to standard library. Personally, I have never had
that kind of problem.
Exception safety isn't hard to achieve with RAII techniques if the
things that must be unwound are independent, or nested. Achieving
exception safety where A, B, C, and D must either all happen or none
happen is much more difficult.
For more information:
http://www.digitalmars.com/d/exception-safe.html
http://www.ddj.com/cpp/184403758
"Item 29: Strive for exception-safe code" in Effective C++ Third
Edition, pg. 127 by Scott Meyers
So we are talking about transactions... Anyway I would expect
transactional programming to be hard to get right in any language
which does not provide standard means for this.
Nice links. :-)
--
Regards,
Alex
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