On 8/17/23 12:03, Ilya Maximets wrote: > On 8/17/23 09:31, Dumitru Ceara wrote: >> On 8/17/23 00:26, Ilya Maximets wrote: >>> This fixes the obsolescence warning for AC_TRY_RUN with autoconf 2.70+: >>> >>> $ ./boot.sh >>> configure.ac:141: warning: The macro `AC_TRY_RUN' is obsolete. >>> configure.ac:141: You should run autoupdate. >>> ./lib/autoconf/general.m4:2997: AC_TRY_RUN is expanded from... >>> lib/m4sugar/m4sh.m4:692: _AS_IF_ELSE is expanded from... >>> lib/m4sugar/m4sh.m4:699: AS_IF is expanded from... >>> ./lib/autoconf/general.m4:2249: AC_CACHE_VAL is expanded from... >>> ./lib/autoconf/general.m4:2270: AC_CACHE_CHECK is expanded from... >>> m4/ax_func_posix_memalign.m4:27: AX_FUNC_POSIX_MEMALIGN is expanded >>> from... >>> configure.ac:141: the top level >>> >>> Signed-off-by: Ilya Maximets <i.maxim...@ovn.org> >>> --- >>> m4/ax_func_posix_memalign.m4 | 8 ++++---- >>> 1 file changed, 4 insertions(+), 4 deletions(-) >>> >>> diff --git a/m4/ax_func_posix_memalign.m4 b/m4/ax_func_posix_memalign.m4 >>> index bd60adcbc..2442ceca7 100644 >>> --- a/m4/ax_func_posix_memalign.m4 >>> +++ b/m4/ax_func_posix_memalign.m4 >>> @@ -1,5 +1,5 @@ >>> # >>> =========================================================================== >>> -# http://www.gnu.org/software/autoconf-archive/ax_func_posix_memalign.html >>> +# >>> https://www.gnu.org/software/autoconf-archive/ax_func_posix_memalign.html >>> # >>> =========================================================================== >>> # >>> # SYNOPSIS >>> @@ -22,12 +22,12 @@ >>> # and this notice are preserved. This file is offered as-is, without any >>> # warranty. >>> >>> -#serial 7 >>> +#serial 9 >>> >>> AC_DEFUN([AX_FUNC_POSIX_MEMALIGN], >>> [AC_CACHE_CHECK([for working posix_memalign], >>> [ax_cv_func_posix_memalign_works], >>> - [AC_TRY_RUN([ >>> + [AC_RUN_IFELSE([AC_LANG_SOURCE([[ >>> #include <stdlib.h> >>> >>> int >>> @@ -39,7 +39,7 @@ main () >>> * the size word. */ >>> exit (posix_memalign (&buffer, sizeof(void *), 123) != 0); >>> } >>> - ], >>> + ]])], >>> [ax_cv_func_posix_memalign_works=yes], >>> [ax_cv_func_posix_memalign_works=no], >>> [ax_cv_func_posix_memalign_works=no])]) >> >> Hi Ilya, >> >> This looks correct but I we don't use HAVE_POSIX_MEMALIGN anywhere. >> OVS libs do but OVN doesn't do that directly. >> >> Shouldn't we just remove this all together instead? What do you think? > > You're probably right and we could remove the macro, but I didn't > test that. Was just fixing a problem at hands. >
It was easy to remove but.. > The issue however might arise in the future if the check will > ever creep out from OVS'es .c files to its internal (non-public) > headers that OVN use. In this case, if OVN will not check, it > will silently start using a slow allocation method. > .. indeed OVN uses internal OVS stuff so it's probably safer to keep the check. I pushed it as is. Thanks! _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev