I went through the implementations in FreeBSD, NetBSD and musl they all require fork(). So they can't be used by RTEMS.
On Wed, Mar 25, 2020 at 11:17 PM Gedare Bloom <ged...@rtems.org> wrote: > Hi Eshan, > > We can work with the newlib community. Some things can be done in > newlib that are only for RTEMS, while some things we should share with > others, and still more code may be not useable by RTEMS (e.g., what is > in sys/linux). It is best to try to make common code available, but if > some code has to be specialized for RTEMS differently than how it > works in other systems then we can do that. > > Gedare > > On Wed, Mar 25, 2020 at 11:06 AM Eshan Dhawan <eshandhawa...@gmail.com> > wrote: > > > > I will check the musl for a more RTEMS supported implementation. > > but will newlib change the implementation?? > > > > On Wed, Mar 25, 2020 at 8:26 PM Joel Sherrill <j...@rtems.org> wrote: > >> > >> > >> > >> On Sun, Mar 22, 2020 at 2:00 PM Eshan Dhawan <eshandhawa...@gmail.com> > wrote: > >>> > >>> I have also checked wordexp.h is completely present in newlib > (libc/include) > >>> the implementation of the functions wordexp.c and wordfree.c is in > (libc/posix) > >>> But the compliance status shows not supported. > >> > >> > >> I don't see them in libc.a for the sparc: > >> > >> lib_a-wordexp.o: > >> > >> lib_a-wordfree.o: > >> > >> > >> It is not included in RTEMS because the newlib implementation requires > multiple > >> processes. It uses fork() and pipes. > >> > >> Maybe MUSCL has an implementation that is embedded friendly but the > compliance > >> guide is correct. > >> > >> --joel > >> > >>> > >>> > >>> > >>> On Sat, Mar 21, 2020 at 11:31 PM Joel Sherrill <j...@rtems.org> wrote: > >>>> > >>>> > >>>> > >>>> > >>>> On Sat, Mar 21, 2020, 8:47 AM Eshan Dhawan <eshandhawa...@gmail.com> > wrote: > >>>>> > >>>>> Hello everyone > >>>>> > >>>>> I went through the POSIX Compliance guide and it showed that > wcsncasecmp_l () was not supported in wchar.h > >>>>> But when I checked newlib it had been implemented in libc/string > >>>>> so I think it needs to be updated in the docs. > >>>> > >>>> > >>>> Thanks for spotting this. I did a spot check and think there were a > few more wc* methods that were not in the spreadsheet. I am going to post a > patch in a bit. Please check it. > >>>> > >>>> Obviously, this is a csv file maintained externally in a spreadsheet. > If you put it in a spreadsheet, you can turn on data filtering based on the > top row. Then you can do "queries" to do things like filter down to what's > in a single header file. Or what's required in one standard but not in > another. > >>>> > >>>> FWIW this turned into a bit of a rat hole. I tried to double check > the newlib git repo and the link on their website is wrong after the > upgrade of sourceware.org. Then checked gdb and it had the same issue. > This resulted in also reporting some leftover cleanup from the recent > upgrade of sourceware.org. > >>>>> > >>>>> > >>>>> Thanks > >>>>> Eshan > > > > _______________________________________________ > > devel mailing list > > devel@rtems.org > > http://lists.rtems.org/mailman/listinfo/devel >
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