[PATCH] Update:Change format specifiers to fix 4 warnings.

[Joel Sherrill]

On Thu, Apr 6, 2017 at 5:37 PM, Gedare Bloom <gedare at rtems.org> wrote:

> On Thu, Apr 6, 2017 at 6:30 PM, Joel Sherrill <joel at rtems.org> wrote:
> > Following up on my own post. You can avoid some casts.
> > This is also an example of how pulling a thread can lead
> > somewhere more complicated. :)
> >
> > %z should work portably for size_t and should avoid a cast.
> >
> > libdl already has this in libdl/rtl-shell.c which tries to provide a
> > C99 inttypes.h like constant.
> >
> > if defined(__moxie__)
> > #define PRIdoff_t PRIo32
> > #else
> > #define PRIdoff_t PRIo64
> > #endif
> >
> > Unfortunately, there is something similar defined in
> > testsuites/psxtests/include/pmacros.h which looks to be
> > better done.
> >
> > Searching in cpukit for similar code turns up a number of
> > other types and repetitions.
> >
> > grep -r "#define PRI" . | grep -v PRIORITY | grep -v PRINT
> >
> > I would suggest the more elegant solution for the PRI constant
> > off_t, time_t, and mode_t would be
> > cpukit/include/rtems/inttypes_extensions.h
> > and that the best of all the duplicated definitions be moved there.
> > That centralizes them and them everyone uses the same ones.
> >
> It would be good to consolidate these. I'd suggest it comes in through
> #include <rtems/inttypes.h>
> without the _extensions bit is unnecessary if this is part of the
> "RTEMS" headers.
>
> I think there are some problems with _ in file names for some platforms?
>
> > I suspect that many of the remaining printf format warnings can then
> > be resolved using these helpers or by adding more.
> >
> Yes, and the rtems/inttypes.h should ideally pull in "Standard"
> inttypes.h and then extends them.
>
> This would be my preference.
>
>
Fine by me. I was toying with the same name and include idea.

If we had been in a conference room, it would have taken 30 seconds
to agree. :)

--joel


> > This idea needs a review and approval by at least one other
> > developer. Especially the file name.
> >
> > --joel
> >
> >
> > On Thu, Apr 6, 2017 at 4:10 PM, Cillian O'Donnell <cpodonnell8 at gmail.com
> >
> > wrote:
> >>
> >> 2 of the warnings cropped up on further testing of other BSPs. Sorry,
> >> should of been more careful.
> >> Also git send-email format.
> >> ---
> >>  cpukit/libdl/rtl-obj-cache.c | 18 +++++++++---------
> >>  1 file changed, 9 insertions(+), 9 deletions(-)
> >>
> >> diff --git a/cpukit/libdl/rtl-obj-cache.c b/cpukit/libdl/rtl-obj-cache.c
> >> index a4676cf..d3cd953 100644
> >> --- a/cpukit/libdl/rtl-obj-cache.c
> >> +++ b/cpukit/libdl/rtl-obj-cache.c
> >> @@ -78,11 +78,11 @@ rtems_rtl_obj_cache_read (rtems_rtl_obj_cache_t*
> >> cache,
> >>    struct stat sb;
> >>
> >>    if (rtems_rtl_trace (RTEMS_RTL_TRACE_CACHE))
> >> -    printf ("rtl: cache: %2d: fd=%d offset=%d length=%d area=[%d,%d]
> >> cache=[%d,%d] size=%d\n",
> >> -            fd, cache->fd, (int) offset, (int) *length,
> >> -            (int) offset, (int) offset + *length,
> >> -            (int) cache->offset, (int) cache->offset + cache->level,
> >> -            (int) cache->file_size);
> >> +    printf ("rtl: cache: %2d: fd=%d offset=%llu length=%d
> area=[%d,%llu]
> >> cache=[%llu,%llu] size=%lu\n",
> >> +            fd, cache->fd, offset, (int) *length,
> >> +            (int) offset, offset + *length,
> >> +            cache->offset, cache->offset + cache->level,
> >> +            (unsigned long) cache->file_size);
> >>
> >>    if (*length > cache->size)
> >>    {
> >> @@ -172,10 +172,10 @@ rtems_rtl_obj_cache_read (rtems_rtl_obj_cache_t*
> >> cache,
> >>      }
> >>
> >>      if (rtems_rtl_trace (RTEMS_RTL_TRACE_CACHE))
> >> -      printf ("rtl: cache: %2d: seek: offset=%d buffer_offset=%d
> read=%d
> >> cache=[%d,%d] dist=%d\n",
> >> -              fd, (int) offset + buffer_offset, (int) buffer_offset,
> >> (int) buffer_read,
> >> -              (int) offset, (int) offset + buffer_read,
> >> -              (int) (cache->file_size - offset));
> >> +      printf ("rtl: cache: %2d: seek: offset=%llu buffer_offset=%lu
> >> read=%d cache=[%d,%llu] dist=%llu\n",
> >> +              fd, offset + buffer_offset, (unsigned long)
> buffer_offset,
> >> (int) buffer_read,
> >> +              (int) offset, offset + buffer_read,
> >> +              (cache->file_size - offset));
> >>
> >>      if (lseek (fd, offset + buffer_offset, SEEK_SET) < 0)
> >>      {
> >> --
> >> 2.7.4
> >>
> >> _______________________________________________
> >> devel mailing list
> >> devel at rtems.org
> >> http://lists.rtems.org/mailman/listinfo/devel
> >
> >
> >
> > _______________________________________________
> > devel mailing list
> > devel at rtems.org
> > http://lists.rtems.org/mailman/listinfo/devel
>
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