On Sun, 2021-01-17 at 16:32 +0100, Pierre Labastie via blfs-dev wrote:
> On Sun, 2021-01-17 at 15:02 +0000, John Burrell via blfs-dev wrote:
> > BLFS systemd version 2021-01-16
> >
> > with php-8.0.1 installed, the graphviz-2.44.1 compile gives:
> >
> > In file included from gv_php.cpp:767:
> > /usr/include/php/Zend/zend_API.h:168:47: note: to match this ‘{’
> > 168 | static const zend_internal_arg_info name[] = { \
> > | ^
> > gv_php.cpp:5411:1: note: in expansion of macro
> > ‘ZEND_BEGIN_ARG_INFO_EX’
> > 5411 | ZEND_BEGIN_ARG_INFO_EX(swig_arginfo_000, 0, 0, 0)
> > | ^~~~~~~~~~~~~~~~~~~~~~
> > /usr/include/php/Zend/zend_API.h:172:30: error: expected
> > declaration
> > before ‘}’ token
> > 172 | #define ZEND_END_ARG_INFO() };
> > | ^
> > gv_php.cpp:5415:1: note: in expansion of macro ‘ZEND_END_ARG_INFO’
> > 5415 | ZEND_END_ARG_INFO()
> > | ^~~~~~~~~~~~~~~~~
> > make[4]: *** [Makefile:2479: libgv_php_la-gv_php.lo] Error 1
> > make[4]: Leaving directory
> > '/usr/src/genutils/graphviz/graphviz-2.44.1/tclpkg/gv'
> > make[3]: *** [Makefile:3003: all-recursive] Error 1
>
> Actually, the true error/reason is a little farther above:
> gv_php.cpp:772:3: error: #error These bindings need PHP7 - to
> generate
> PHP5 bindings use: SWIG < 4.0.0 and swig -php5
> 772 | # error These bindings need PHP7 - to generate PHP5 bindings
> use: SWIG < 4.0.0 and swig -php5
>
> So it looks like SWIG is unable to generate bindings for php 8...
>
> The question of when SWIG will support php 8 has been asked to SWIG
> devs [1], who haven't answered yet. In that issue, there is a link to
> an issue in another project that shows that the error is the same
> (for
> php 7).
>
> >
> > Adding --enable-php=no to the configure script allows it to
> > compile.
>
> Seems like the way to go, unless we really need php bindings, in
> which
> case, the best way is to reinstall php 7...
See also [2]
Pierre
> [1] https://github.com/swig/swig/issues/1915
[2] https://gitlab.com/graphviz/graphviz/-/issues/1903
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