[Buildroot] [PATCH 1/1] package/agentpp: fix build with gcc 4.8

[Thomas Petazzoni]

On Mon, 18 Sep 2023 22:16:23 +0200
Fabrice Fontaine <fontaine.fabrice at gmail.com> wrote:

> Fix the following build failure with gcc 4.8 raised since bump of snmppp
> to version 3.5.0 in commit e011fa0415883b9d44df616cfaf6956e1a11da88:
> 
> configure: error: Cannot find suitable libsnmp++ library
> 
> [...]
> 
> configure:9496: checking if libsnmp++ can be linked with flags from pkg-config
> configure:9528: /home/buildroot/autobuild/run/instance-1/output-1/host/bin/arm-none-linux-gnueabi-g++ -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -D_FORTIFY_SOURCE=1 -pthread -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -D_XOPEN_SOURCE=XPG6  conftest.cpp -L/home/buildroot/autobuild/run/instance-1/output-1/host/bin/../arm-buildroot-linux-gnueabi/sysroot/usr/lib -lsnmp++ >&5
> In file included from /home/buildroot/autobuild/run/instance-1/output-1/host/arm-buildroot-linux-gnueabi/sysroot/usr/include/snmp_pp/snmp_pp.h:71:0,
>                  from conftest.cpp:92:
> /home/buildroot/autobuild/run/instance-1/output-1/host/arm-buildroot-linux-gnueabi/sysroot/usr/include/snmp_pp/uxsnmp.h:628:35: error: 'nullptr' was not declared in this scope
>       CSNMPMessage *snmp_message = nullptr);
>                                    ^
> 
> Fixes:
>  - http://autobuild.buildroot.org/results/f272473e7b588f5390b183072935a0217290ee4e
> 
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
> ---
>  package/agentpp/agentpp.mk | 1 +
>  1 file changed, 1 insertion(+)

Applied to master, thanks. That being said, I think ideally it should
be the agentpp build system that passes -std=c++11, rather than having
Buildroot need to know about this.

Best regards,

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com