Daniel P. Berrangé <berra...@redhat.com> writes:

> On Mon, Aug 05, 2024 at 02:22:47PM +0200, Markus Armbruster wrote:
>> Daniel P. Berrangé <berra...@redhat.com> writes:
>> 
>> > This allows us to include multiple QAPI schemas in the same file.
>> >
>> > Signed-off-by: Daniel P. Berrangé <berra...@redhat.com>
>> 
>> I figure you had reason to simultaneously include headers generated for
>> multiple schemas.  Do tell :)
>
> I didn't want to have this patch, but the unit tests do this :-(
>
> [2/37] Compiling C object 
> tests/libtestqapi.a.p/meson-generated_.._test-qapi-commands-sub-sub-module.c.o
> FAILED: 
> tests/libtestqapi.a.p/meson-generated_.._test-qapi-commands-sub-sub-module.c.o
>  
> cc -m64 -Itests/libtestqapi.a.p -Itests -I../tests -I. -Iqapi -Itrace -Iui 
> -Iui/shader -Itests/include -I/usr/include/glib-2.0 
> -I/usr/lib64/glib-2.0/include -I/usr/include/sysprof-6 
> -fdiagnostics-color=auto -Wall -Winvalid-pch -Werror -std=gnu11 -O2 -g 
> -fstack-protector-strong -Wempty-body -Wendif-labels -Wexpansion-to-defined 
> -Wformat-security -Wformat-y2k -Wignored-qualifiers -Wimplicit-fallthrough=2 
> -Winit-self -Wmissing-format-attribute -Wmissing-prototypes -Wnested-externs 
> -Wold-style-declaration -Wold-style-definition -Wredundant-decls 
> -Wshadow=local -Wstrict-prototypes -Wtype-limits -Wundef -Wvla 
> -Wwrite-strings -Wno-missing-include-dirs -Wno-psabi 
> -Wno-shift-negative-value -isystem 
> /var/home/berrange/src/virt/qemu/linux-headers -isystem linux-headers -iquote 
> . -iquote /var/home/berrange/src/virt/qemu -iquote 
> /var/home/berrange/src/virt/qemu/include -iquote 
> /var/home/berrange/src/virt/qemu/host/include/x86_64 -iquote 
> /var/home/berrange/src/virt/qemu/host/include/generic -iquote 
> /var/home/berrange/src/virt/qemu/tcg/i386 -pthread -msse2 -mcx16 
> -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -fno-strict-aliasing 
> -fno-common -fwrapv -ftrivial-auto-var-init=zero 
> -fzero-call-used-regs=used-gpr -fPIE -MD -MQ 
> tests/libtestqapi.a.p/meson-generated_.._test-qapi-commands-sub-sub-module.c.o
>  -MF 
> tests/libtestqapi.a.p/meson-generated_.._test-qapi-commands-sub-sub-module.c.o.d
>  -o 
> tests/libtestqapi.a.p/meson-generated_.._test-qapi-commands-sub-sub-module.c.o
>  -c tests/test-qapi-commands-sub-sub-module.c
> In file included from tests/test-qapi-types-sub-sub-module.h:17,
>                  from tests/test-qapi-visit-sub-sub-module.h:17,
>                  from tests/test-qapi-commands-sub-sub-module.c:19:
> tests/test-qapi-features.h:16:5: error: redeclaration of enumerator 
> ‘QAPI_FEATURE_DEPRECATED’
>    16 |     QAPI_FEATURE_DEPRECATED,
>       |     ^~~~~~~~~~~~~~~~~~~~~~~
> In file included from ./qapi/qapi-types-error.h:17,
>                  from 
> /var/home/berrange/src/virt/qemu/include/qapi/error.h:275,
>                  from 
> /var/home/berrange/src/virt/qemu/include/qapi/compat-policy.h:16,
>                  from tests/test-qapi-commands-sub-sub-module.c:14:
> ./qapi/qapi-features.h:16:5: note: previous definition of 
> ‘QAPI_FEATURE_DEPRECATED’ with type ‘enum <anonymous>’
>    16 |     QAPI_FEATURE_DEPRECATED,
>       |     ^~~~~~~~~~~~~~~~~~~~~~~
> ninja: build stopped: subcommand failed.
> make[1]: *** [Makefile:167: run-ninja] Error 1
> make[1]: Leaving directory '/var/home/berrange/src/virt/qemu/build'
> make: *** [GNUmakefile:6: build] Error 2

Compiles for me with PATCH 5/6 taken out.  What am I doing wrong?

> I would be nice to eliminate that, but some parts of the test appear
> to pull in more of the system emulator code which forces in the main
> qapi schema
>
> n file included from ./qapi/qapi-types-block-core.h:17,
>                  from 
> /var/home/berrange/src/virt/qemu/include/block/block-common.h:27,
>                  from 
> /var/home/berrange/src/virt/qemu/include/block/block-global-state.h:27,
>                  from 
> /var/home/berrange/src/virt/qemu/include/block/block.h:27,
>                  from 
> /var/home/berrange/src/virt/qemu/include/monitor/monitor.h:4,
>                  from 
> /var/home/berrange/src/virt/qemu/include/qapi/qmp/dispatch.h:17,
>                  from tests/test-qapi-init-commands.h:16,
>                  from tests/test-qapi-init-commands.c:15:
> ./qapi/qapi-features.h:16:5: error: redeclaration of enumerator 
> ‘QAPI_FEATURE_DEPRECATED’
>    16 |     QAPI_FEATURE_DEPRECATED,
>       |     ^~~~~~~~~~~~~~~~~~~~~~~
> In file included from tests/include/../test-qapi-types-sub-sub-module.h:17,
>                  from tests/include/../test-qapi-commands-sub-sub-module.h:16,
>                  from tests/include/test-qapi-commands-sub-module.h:16,
>                  from tests/test-qapi-commands.h:16,
>                  from tests/test-qapi-init-commands.c:14:
> tests/include/../test-qapi-features.h:16:5: note: previous definition of 
> ‘QAPI_FEATURE_DEPRECATED’ with type ‘enum <anonymous>’
>    16 |     QAPI_FEATURE_DEPRECATED,
>       |     ^~~~~~~~~~~~~~~~~~~~~~~
> tests/test-qapi-init-commands.c: In function ‘test_qmp_init_marshal’:
> tests/test-qapi-init-commands.c:64:71: error: ‘TEST_QAPI_FEATURE_DEPRECATED’ 
> undeclared (first use in this function); did you mean 
> ‘QAPI_FEATURE_DEPRECATED’?
>    64 |                          qmp_marshal_test_command_features1, 0, 1u << 
> TEST_QAPI_FEATURE_DEPRECATED);
>       |                                                                       
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>       |                                                                       
> QAPI_FEATURE_DEPRECATED
> tests/test-qapi-init-commands.c:64:71: note: each undeclared identifier is 
> reported only once for each function it appears in
>
>
> Maybe the test needs to be split into two ?  One test exclusively testing
> with the tests/qapi-schema/qapi-schema-test.json, and one test exclusively
> with the main QMP QAPI schema ?

Which test is it?


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