On 5/12/16 6:42 AM, Zhao Lei wrote: > btrfs-progs build failed in CentOS 6 and 7: > #./autogen.sh > ... > configure.ac:131: error: possibly undefined macro: PKG_CHECK_VAR > If this token and others are legitimate, please use m4_pattern_allow. > See the Autoconf documentation. > ... > > Seems PKG_CHECK_VAR is new in pkgconfig 0.28 (24-Jan-2013): > http://redmine.audacious-media-player.org/boards/1/topics/736 > > And the max available version for CentOS 7 in yum-repo and > rpmfind.net is: pkgconfig-0.27.1-4.el7 > http://rpmfind.net/linux/rpm2html/search.php?query=pkgconfig&submit=Search+...&system=centos&arch= > > I updated my pkgconfig to 0.30, but still failed at above error. > (Maybe it is my setting problem) > > To make user in centos 6 and 7 building btrfs-progs without > more changes, we can avoid using PKG_CHECK_VAR in following > way found in: > https://github.com/audacious-media-player/audacious-plugins/commit/f95ab6f939ecf0d9232b3165f9241d2ea9676b9e > > Signed-off-by: Zhao Lei <zhao...@cn.fujitsu.com> > --- > configure.ac | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/configure.ac b/configure.ac > index 4688bc7..a754990 100644 > --- a/configure.ac > +++ b/configure.ac > @@ -128,7 +128,7 @@ PKG_STATIC(UUID_LIBS_STATIC, [uuid]) > PKG_CHECK_MODULES(ZLIB, [zlib]) > PKG_STATIC(ZLIB_LIBS_STATIC, [zlib]) > > -PKG_CHECK_VAR([UDEVDIR], [udev], [udevdir]) > +UDEVDIR="$(pkg-config udev --variable=udevdir)"
You need, minimally, AC_SUBST(UDEVDIR) here as well. -Jeff -- Jeff Mahoney SUSE Labs
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