On Fri, Sep 11, 2020 at 12:06:47PM -0700, Stephen Hemminger wrote: > Add a macro that causes GCC and CLANG to emit a warning when > a deprecated macro is used. > > Signed-off-by: Stephen Hemminger <step...@networkplumber.org> > --- > lib/librte_eal/include/rte_common.h | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/lib/librte_eal/include/rte_common.h > b/lib/librte_eal/include/rte_common.h > index 8f487a563dfc..1ade136b64e4 100644 > --- a/lib/librte_eal/include/rte_common.h > +++ b/lib/librte_eal/include/rte_common.h > @@ -86,6 +86,17 @@ typedef uint16_t unaligned_uint16_t; > /******* Macro to mark functions and fields scheduled for removal *****/ > #define __rte_deprecated __attribute__((__deprecated__)) > > +/** > + * Macro to mark macros and defines scheduled for removal > + */ > +#if defined(RTE_CC_GCC) || defined(RTE_CC_CLANG) > +#define RTE_PRAGMA(x) _Pragma(#x) > +#define RTE_PRAGMA_WARNING(w) RTE_PRAGMA(GCC warning #w) > +#define RTE_DEPRECATED(o, n) RTE_PRAGMA_WARNING(#o is deprecated use #n) > +#else > +#define RTE_DEPRECATED(o, n) > +#endif > + > /** > * Mark a function or variable to a weak reference. > */
Great to see this, as this is something I was looking for myself recently too! Acked-by: Bruce Richardson <bruce.richard...@intel.com>
