On Thu, Feb 11, 2021 at 3:12 PM Gedare Bloom <ged...@rtems.org> wrote:
> On Thu, Feb 11, 2021 at 1:28 PM Ryan Long <thisisryanl...@gmail.com>
> wrote:
> >
> > These macros are to be used to check the status from calls that are
> flagged by
> > Coverity as 'Unchecked return value'.
> > ---
> > cpukit/include/rtems/score/assert.h | 30 ++++++++++++++++++++++++++++++
> > 1 file changed, 30 insertions(+)
> >
> > diff --git a/cpukit/include/rtems/score/assert.h
> b/cpukit/include/rtems/score/assert.h
> > index cc32448..7efaae4 100644
> > --- a/cpukit/include/rtems/score/assert.h
> > +++ b/cpukit/include/rtems/score/assert.h
> > @@ -99,6 +99,36 @@ extern "C" {
> > #endif
> >
> > /**
> > + * @brief Assert if unused return value is equal.
> Improve this phrase: "is equal to an expected status." maybe
>
> > + *
> > + * Assert whether @a _status and @a _value are equal and ensure @a
> _status is
> s/whether/that
>
> > + * marked as used when not building for debug.
> > + *
> > + * @param _status The return value to be checked.
> > + * @param _value Indicates what @a _status is supposed to be.
> > + */
> > +#define _Assert_Unused_return_value_equal(_status,_value) \
> I think "value_is_equal" will be better.
>
> I think the name should be more clear that _status is a variable.
> Maybe, _status_variable
>
When the name is long, it had a tendency to wrap. Got a shorter suggestion?
>
> Since a status can be a value. Or, call _status as _rv since it is
> explicitly a returned value. It need not be a "status" indicator.
>
And you do. _rv is fine with me. Ryan and I struggled to shorten names from
our initial discussion.
>
> Similarily, instead of _value maybe it is better to call it
> _check_value explicitly
>
Ryan try the longest names first. If it is > 80, try _rv and _expected.
>
> > + do { \
> > + _Assert((_status) == (_value)); \
> > + (void) (_status); \
> > + } while (0)
> > +
> > +/**
> > + * @brief Assert if unused return value is not equal.
>
> > + *
> > + * Assert whether @a _status and @a _value are not equal and ensure @a
> _status
> > + * is marked as used when not building for debug.
> > + *
> > + * @param _status The return value to be checked.
> > + * @param _value Indicates what @a _status is not supposed to be.
> > + */
> > +#define _Assert_Unused_return_value_not_equal(_status,_value) \
> Maybe value_is_not
>
> same as above, use _rv instead of _status
>
> > + do { \
> > + _Assert((_status) != (_value)); \
> > + (void) (_status); \
> > + } while (0)
> > +
> > +/**
> > * @brief Returns true if thread dispatching is allowed.
> > *
> > * Thread dispatching can be repressed via _Thread_Disable_dispatch() or
> > --
> > 1.8.3.1
> >
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