Help needed with gobject-introspection

[Jon Turney]

On 02/06/2020 15:31, Ken Brown via Cygwin-apps wrote:
> On 6/2/2020 10:26 AM, Jon Turney wrote:
>> On 01/06/2020 12:30, Jon Turney wrote:
>>> On 01/06/2020 00:58, Ken Brown via Cygwin-apps wrote:
>>>>
>>>> Thanks!  That gets me much further in the glib build.  I still have 
>>>> a problem with the docs, but I have no reason to think it's a meson 
>>>> bug. When running 'ninja install' I get the following:
>>>>
>>>> Building documentation for gio
>>>> ERROR: Error in gtkdoc helper script:
>>>>
>>>> ERROR: ['/usr/bin/gtkdoc-scangobj', 
>>>> '--types=/home/kbrown/src/glib/cygbuild/docs/reference/gio/gio.types', 
>>>> '--module=gio', '--run=', 
>>>> '--cflags=-I/home/kbrown/src/glib/cygbuild/gio 
>>>> -I/home/kbrown/src/glib/gio -pthread 
>>>> -I/home/kbrown/src/glib/cygbuild/gmodule 
>>>> -I/home/kbrown/src/glib/gmodule -I/home/kbrown/src/glib/cygbuild/. 
>>>> -I/home/kbrown/src/glib/. -I/home/kbrown/src/glib/cygbuild/glib 
>>>> -I/home/kbrown/src/glib/glib 
>>>> -I/home/kbrown/src/glib/cygbuild/gobject 
>>>> -I/home/kbrown/src/glib/gobject -D_GNU_SOURCE -fno-strict-aliasing 
>>>> -DG_ENABLE_DEBUG -Wduplicated-branches -Wimplicit-fallthrough 
>>>> -Wmisleading-indentation -Wstrict-prototypes -Wunused 
>>>> -Wno-unused-parameter -Wno-bad-function-cast -Wno-cast-function-type 
>>>> -Wno-pedantic -Wno-format-zero-length 
>>>> -Werror=declaration-after-statement -Werror=format=2 
>>>> -Werror=implicit-function-declaration -Werror=init-self 
>>>> -Werror=missing-include-dirs -Werror=missing-prototypes 
>>>> -Werror=pointer-arith', 
>>>> '--ldflags=-L/home/kbrown/src/glib/cygbuild/gio 
>>>> -Wl,-rpath,/home/kbrown/src/glib/cygbuild/gio 
>>>> -L/home/kbrown/src/glib/cygbuild/glib 
>>>> -Wl,-rpath,/home/kbrown/src/glib/cygbuild/glib 
>>>> -L/home/kbrown/src/glib/cygbuild/gobject 
>>>> -Wl,-rpath,/home/kbrown/src/glib/cygbuild/gobject 
>>>> -L/home/kbrown/src/glib/cygbuild/gmodule 
>>>> -Wl,-rpath,/home/kbrown/src/glib/cygbuild/gmodule -lgio-2.0 
>>>> -lgmodule-2.0 -lglib-2.0 -lgobject-2.0 -lz -pthread -lintl -lpcre 
>>>> -liconv -lffi', '--cc=cc', '--ld=cc', 
>>>> '--output-dir=/home/kbrown/src/glib/cygbuild/docs/reference/gio'] 
>>>> failed with status 127
>>>>
>>>> I'll see what I can figure out, but as I said, it doesn't look to me 
>>>> like a meson issue.
>>>
>>> This looks like the problem that my second patch was supposed to fix, 
>>> so I guess I've messed up somewhere.
>>>
>>> (gtkdoc-scangobj builds and runs a executable linked with the gio 
>>> shared library.  meson needs to set PATH appropriately so that shared 
>>> library can be loaded)
>>>
>>
>> Hmmm.. I can't reproduce this.
>>
>> Using my meson 0.54.2-2 package, I managed to build glib (from the 
>> 2.64.3 tag in the glib repository) configured with -Dgtk_doc=true.
> 
> Did you run 'ninja install'?  The problem doesn't show up until you do 
> that.

Sigh, yes, you're right.  It gets built during 'all', and succeeds, and 
then gets built again during 'install', in a slightly different way, 
which fails.