[RFC PATCH 07/15] accel/meson: you only need accelerator stubs for softmmu builds

[Alex Bennée]

This avoids us pulling in Xen headers we don't need. The TCG
accelerator will always exist for the *-user builds.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
---
 accel/meson.build       |  4 +++-
 accel/stubs/meson.build | 12 ++++++++----
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/accel/meson.build b/accel/meson.build
index b26cca227a..c4936698cd 100644
--- a/accel/meson.build
+++ b/accel/meson.build
@@ -4,7 +4,9 @@ subdir('qtest')
 subdir('kvm')
 subdir('tcg')
 subdir('xen')
-subdir('stubs')
+if have_system
+  subdir('stubs')
+endif
 
 dummy_ss = ss.source_set()
 dummy_ss.add(files(
diff --git a/accel/stubs/meson.build b/accel/stubs/meson.build
index 12dd1539af..d65cb6a5e1 100644
--- a/accel/stubs/meson.build
+++ b/accel/stubs/meson.build
@@ -1,4 +1,8 @@
-specific_ss.add(when: 'CONFIG_HAX', if_false: files('hax-stub.c'))
-specific_ss.add(when: 'CONFIG_XEN', if_false: files('xen-stub.c'))
-specific_ss.add(when: 'CONFIG_KVM', if_false: files('kvm-stub.c'))
-specific_ss.add(when: 'CONFIG_TCG', if_false: files('tcg-stub.c'))
+softmmu_stub_ss = ss.source_set()
+
+softmmu_stub_ss.add(when: 'CONFIG_HAX', if_false: files('hax-stub.c'))
+softmmu_stub_ss.add(when: 'CONFIG_XEN', if_false: files('xen-stub.c'))
+softmmu_stub_ss.add(when: 'CONFIG_KVM', if_false: files('kvm-stub.c'))
+softmmu_stub_ss.add(when: 'CONFIG_TCG', if_false: files('tcg-stub.c'))
+
+specific_ss.add_all(when: 'CONFIG_SOFTMMU', if_true: softmmu_stub_ss)
-- 
2.20.1