does gconv issue system calls ?

[Metuki Sabhe]

thank you Mike !

On Jan 11, 2008 11:13 AM, Mike Frysinger <vapier@gentoo.org> wrote:
> On Friday 11 January 2008, Metuki Sabhe wrote:
> > I am trying to understand better the internals of glibc,
> > and was wondering about the gconv subsystem -
> > is it pure user-space work (sounds logical) or does
> > it issue system calls (i will be surprised if yes) ?
>
> some pieces of gconv will all be userspace, but you cant escape calling the
> kernel completely as you'll need to do things like writing out the actual
> result file to the filesystem.  you could easily run it through a
> debugger/strace to extract the exact information you need.  or read the
> source code.
> -mike
>