On Thu, Jul 18, 2013 at 05:50:58PM +0100, Daniel P. Berrange wrote:
> On Thu, Jul 18, 2013 at 06:44:03PM +0200, Guido Günther wrote:
> > instead of the deprecated AC_TRY_LINK
> > ---
> > configure.ac | 7 ++++---
> > 1 file changed, 4 insertions(+), 3 deletions(-)
> >
> > diff --git a/configure.ac b/configure.ac
> > index 5d5c8de..0f0b265 100644
> > --- a/configure.ac
> > +++ b/configure.ac
> > @@ -893,13 +893,14 @@ if test "$with_libvirtd" = "no" ; then
> > with_lxc=no
> > fi
> > if test "$with_lxc" = "yes" || test "$with_lxc" = "check"; then
> > - AC_TRY_LINK([
> > + AC_LINK_IFELSE([AC_LANG_PROGRAM(
> > + [[
> > #include <sched.h>
> > #include <linux/loop.h>
> > #include <sys/epoll.h>
> > - ], [
> > + ]], [[
> > unshare (!(LO_FLAGS_AUTOCLEAR + EPOLL_CLOEXEC));
> > - ], [
> > + ]])], [
> > with_lxc=yes
> > AC_DEFINE([HAVE_DECL_LO_FLAGS_AUTOCLEAR], [1],
> > [Define to 1 if you have the declaration of `LO_FLAGS_AUTOCLEAR',
>
> When was AC_LINK_IFELSE first introduced to autoconf ?
At least 2.64 has it:
http://www.flameeyes.eu/autotools-mythbuster/forwardporting/autoconf.html
Cheers,
-- Guido
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