[postgis-devel] [postgis-users] Problem compiling postgis

[Paul Ramsey]

Ah, that explains failures in 3.2/3.3… seems like a back port is also required.

P

> On Jun 2, 2023, at 12:03 PM, Regina Obe <lr at pcorp.us> wrote:
> 
> I think he pushed the latest flatgeobuf in 3.4.0
> 
> Is it this one - https://github.com/postgis/postgis/pull/726
> 
> 
> https://trac.osgeo.org/postgis/ticket/5368
> 
> 
> 
>> -----Original Message-----
>> From: postgis-devel [mailto:postgis-devel-bounces at lists.osgeo.org] On Behalf
>> Of Paul Ramsey
>> Sent: Friday, June 2, 2023 2:54 PM
>> To: Even Rouault <even.rouault at spatialys.com>; Björn Harrtell
>> <bjorn.harrtell at gmail.com>
>> Cc: PostGIS Development Discussion <postgis-devel at lists.osgeo.org>
>> Subject: Re: [postgis-devel] [postgis-users] Problem compiling postgis
>> 
>> Am I reading this right, we have flatgeobuf vendored in? Bjorn could you
>> update our copy to what you think it a good state?
>> 
>> On Fri, Jun 2, 2023 at 10:07 AM Even Rouault <even.rouault at spatialys.com>
>> wrote:
>>> 
>>> cf MapServer fix for similar issue:
>>> https://github.com/MapServer/MapServer/pull/6833 (the issue was fixed
>>> in upstream flatbuffers)
>>> 
>>> Le 02/06/2023 à 19:00, Paul Ramsey a écrit :
>>> 
>>> Wait, we now have an implicit abseil dependency from flatgeobuf?
>>> 
>>> 
>>> On Jun 2, 2023, at 9:48 AM, Pankaj K Garg <garg at zeemaps.com> wrote:
>>> 
>>> I cannot compile Postgis 3.3.3 (or 3.2.3) on Mac OS Ventura 13.4.
>>> 
>>> I installed abseil using brew. Abseil mandates the use of at least C++14.
>> PostGIS is trying the build flatgeobuf with C++11.
>>> 
>>> Will appreciate any help or pointers.
>>> 
>>> Thanks.
>>> 
>>> Pankaj
>>> 
>>> 
>>> ---- Making all in postgis
>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C
>> ../deps/flatgeobuf all
>>> gcc -std=c++11 -x c++ -I../../liblwgeom -I../../liblwgeom -I./include  -
>> I/usr/local/Cellar/geos/3.11.2/include -I/usr/local/Cellar/proj/9.2.0_1/include
>> -I/usr/local/Cellar/libtiff/4.5.0/include -I/usr/local/Cellar/zstd/1.5.5/include -
>> I/usr/local/Cellar/jpeg-turbo/2.1.5.1/include  -
>> I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/
>> Developer/SDKs/MacOSX.sdk/usr/include  -I/usr/local/Cellar/json-
>> c/0.16/include -I/usr/local/Cellar/json-c/0.16/include/json-c -
>> I/usr/local/Cellar/pcre2/10.42/include -DNDEBUG    -fno-common -DPIC -c -o
>> flatgeobuf_c.o flatgeobuf_c.cpp
>>> In file included from flatgeobuf_c.cpp:26:
>>> In file included from ./feature_generated.h:7:
>>> In file included from ./include/flatbuffers/flatbuffers.h:22:
>>> In file included from ./include/flatbuffers/array.h:20:
>>> In file included from ./include/flatbuffers/base.h:237:
>>> In file included from /usr/local/include/absl/strings/string_view.h:39:
>>> In file included from /usr/local/include/absl/base/attributes.h:37:
>>> In file included from /usr/local/include/absl/base/config.h:86:
>>> /usr/local/include/absl/base/policy_checks.h:79:2: error: "C++ versions less
>> than C++14 are not supported."
>>> #error "C++ versions less than C++14 are not supported."
>>> ^
>>> 1 error generated.
>>> make[2]: *** [flatgeobuf_c.o] Error 1
>>> make[1]: *** [../deps/flatgeobuf/libflatgeobuf.la] Error 2
>>> make: *** [all] Error 1
>>> 9:42 postgis-3.3.3 %
>>> 
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