Thanks so much! I googled a lot but couldn't even find a hint about it.
I would take a look into coregrind/m_syswrap/syswrap-generic.c and ask my
doubts on #valgrind-dev.
Regards,
Subhashish
On Fri, Jan 10, 2014 at 2:56 AM, Philippe Waroquiers <
philippe.waroqui...@skynet.be> wrote:
> On Thu, 2014-01-09 at 19:40 +0530, Subhashish Pradhan wrote:
> > Hello!
> >
> >
> > I have some theoretical queries. What does "teaching valgrind some
> > syscalls" mean?
> >
> >
> > What are the read and write primitives of valgrind and where are they
> > handled?
> Basically, 'teaching a (new) syscall to valgrind' means to write a
> wrapper for this syscall. The wrapper describes the effect of the
> syscall (typically, for memcheck, describes what memory is read
> by the syscall, and what memory is written by the syscall).
>
> The easiest to undersatnd all that is to look at some existing
> wrappers e.g. in coregrind/m_syswrap/syswrap-generic.c
>
> Philippe
>
> NB: valgrind-developers might have been a better mailing list for this
> question, as writing a syscall wrapper is more a valgrind dev activity.
>
>
>
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