Deprecate setjmp/longjmp? [was Re: Maybe it's time to get rid of tcpwrappers/tcpd?]
vondruch at redhat.com
Mon Apr 28 08:15:19 UTC 2014
Dne 28.4.2014 09:52, Nikos Mavrogiannopoulos napsal(a):
> On Sun, 2014-04-27 at 23:02 +0100, Andrew Price wrote:
>> On 24/04/14 15:13, Lennart Poettering wrote:
>>> We probably should make setjmp()-freeness a requirement for
>>> all code included in Fedora.
I love the idea, but ...
>> Would it be worth the effort, and how feasible is it anyway?
> setjmp and longjmp are tools, that one may use in a good or bad way.
> Along the same lines one could argue for dropping programs that use goto
> in Fedora (because everyone knows that goto is bad).
> To the point, if a program uses setjmp and longjmp it is often that
> there was no other way to do it. You cannot for example have a
> co-routine/fiber implementation in C without setjmp() and longjmp().
For example, Ruby is using setjmp/longjmp to implement continuation ,
although I must admit it is quite a mess and it causes issues from time
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