On 7 August 2017 at 19:13, Vinson Lee <v...@freedesktop.org> wrote:
> On Mon, Aug 7, 2017 at 8:18 AM, Emil Velikov <emil.l.veli...@gmail.com> wrote:
>> On 5 August 2017 at 21:53, Vinson Lee <v...@freedesktop.org> wrote:
>>> Fixes build error on CentOS 6.9.
>>>
>>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102052
>>> Fixes: 5c007203b73d ("configure.ac: drop manual detection of expat 
>>> header/library")
>>> Signed-off-by: Vinson Lee <v...@freedesktop.org>
>>> ---
>>>  configure.ac |    4 +++-
>>>  1 files changed, 3 insertions(+), 1 deletions(-)
>>>
>>> diff --git a/configure.ac b/configure.ac
>>> index 5b12dd8..0dfd47b 100644
>>> --- a/configure.ac
>>> +++ b/configure.ac
>>> @@ -1792,7 +1792,9 @@ if test "x$with_dri_drivers" = xno; then
>>>  fi
>>>
>>>  # Check for expat
>>> -PKG_CHECK_MODULES([EXPAT], [expat])
>>> +PKG_CHECK_MODULES([EXPAT], [expat],,
>>> +    [PKG_CHECK_MODULES([EXPAT], [expat21])]
>> Hmm... the CenOS guys have gone "interesting" ways with this.
>>
>> I doubt we have any actual users for such setups, so I'm wondering if
>> you can keep a WA for this locally.
>> Say simply create a link/copy?
>>
>> Thanks
>> Emil
>
> CentOS 6 and RHEL 6 have expat 2.0 by default. expat 2.0 does not
> provide expat.pc.
No arguments there - it's their decision to use 10+ year old software.

Do we have any actual RHEL/CentOS 6 users, apart from the build
testing that you do?
If yes, sure let's have the workaround - otherwise, please keep it
locally. Some solutions include:

 - cp/symlink the file
 - set EXPAT_CFLAGS and EXPAT_LIBS alongside/prior to calling configure

-Emil
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