meson: add spice_headers dependency.

Used for files which (with CONFIG_SPICE=y) depend on spice header files
to pick up some enum, but which do not depend on on the actual spice
shared library.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20201014121120.13482-6-kraxel@redhat.com

audio/meson.build

@@ -1,5 +1,5 @@
+softmmu_ss.add([spice_headers, files('audio.c')])
 softmmu_ss.add(files(
-  'audio.c',
   'audio_legacy.c',
   'mixeng.c',
   'noaudio.c',

meson.build

@@ -321,9 +321,11 @@ if 'CONFIG_LIBJACK' in config_host
   jack = declare_dependency(link_args: config_host['JACK_LIBS'].split())
 endif
 spice = not_found
+spice_headers = not_found
 if 'CONFIG_SPICE' in config_host
   spice = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split(),
                              link_args: config_host['SPICE_LIBS'].split())
+  spice_headers = declare_dependency(compile_args: config_host['SPICE_CFLAGS'].split())
 endif
 rt = cc.find_library('rt', required: false)
 libdl = not_found

monitor/meson.build

@@ -3,7 +3,7 @@ qmp_ss.add(files('monitor.c', 'qmp.c', 'qmp-cmds-control.c'))
 softmmu_ss.add(files(
   'hmp-cmds.c',
   'hmp.c',
-  'qmp-cmds.c',
 ))
+softmmu_ss.add([spice_headers, files('qmp-cmds.c')])
 
 specific_ss.add(when: 'CONFIG_SOFTMMU', if_true: [files('misc.c'), spice])