[Buildroot] [PATCH v2] package/upmpdcli: add patch to fix error not detecting jsoncpp

[Jörg Krause]

On Di, 2016-10-11 at 21:32 +0200, Peter Korsgaard wrote:
> > 
> > > 
> > > > 
> > > > > 
> > > > > > 
> > > > > > "Jörg" == Jörg Krause <joerg.krause at embedded.rocks> writes:
> 
>  > Fixes:
>  > http://autobuild.buildroot.net/results/205463c9ea8651911972c2835e2
> 8ded1912c811a
>  > http://autobuild.buildroot.net/results/5e9279ee60c11a3dacacf6d78f8
> 7f8d1b92968f5
>  > http://autobuild.buildroot.net/results/97043f8defd5a59ae39b4c7f095
> a10d15c7fe632
>  > http://autobuild.buildroot.net/results/e775126d5939093289b1a833dd6
> 323ac293322ed
>  > .. and many more.
> 
>  > libmpdclient, libmicrohttpd and jsoncpp provide a .pc file. Use
>  > pkg-config for detecting the libraries and for providing the
> necessary
>  > details for compiling and linking.
> 
>  > The current build system of upmpdcli does not use
> PKG_CHECK_MODULES, but
>  > AC_LINK_IFELSE to detect jsoncpp. After bumping jsoncpp version
> from
>  > 1.7.2 to 1.7.5 the detection fails, because the test program does
> not
>  > compile anymore:
> 
>  > """
>  > In file included from
>  > /usr/arm-buildroot-linux-
> gnueabi/sysroot/usr/include/json/autolink.h:9:0,
>  >                  from
>  > /usr/arm-buildroot-linux-
> gnueabi/sysroot/usr/include/json/json.h:9,
>  >                  from test.c:1:
>  > /usr/arm-buildroot-linux-
> gnueabi/sysroot/usr/include/json/config.h:155:9:
>  > error: 'int64_t' does not name a type
>  >  typedef int64_t Int64;
> 
> While changing to pkg-config is perfectly fine (if upstream accepts
> it),
> this problem is really about jsoncpp's config.h using int64_t without
> including <stdint.h>

Gladly, upmpdcli accepted to use pkg-config and jsoncpp fixed this
issue in [1].

[1] https://github.com/open-source-parsers/jsoncpp/commit/ab0f1e234aa40
147e39cdfd0b97bf6527b8ea5e8

Best regards
Jörg Krause