Start to add the host signal functionality to the build.

Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 bsd-user/meson.build | 1 +
 bsd-user/signal.c    | 1 +
 meson.build          | 1 +
 3 files changed, 3 insertions(+)

diff --git a/bsd-user/meson.build b/bsd-user/meson.build
index 9fcb80c3fa8..a768e65d35e 100644
--- a/bsd-user/meson.build
+++ b/bsd-user/meson.build
@@ -4,6 +4,7 @@ endif
 
 bsd_user_ss = ss.source_set()
 
+common_user_inc += include_directories('host/' / host_arch)
 common_user_inc += include_directories('.')
 
 bsd_user_ss.add(files(
diff --git a/bsd-user/signal.c b/bsd-user/signal.c
index ad8437a8bfb..f3e020e004a 100644
--- a/bsd-user/signal.c
+++ b/bsd-user/signal.c
@@ -22,6 +22,7 @@
 #include "qemu.h"
 #include "signal-common.h"
 #include "hw/core/tcg-cpu-ops.h"
+#include "host-signal.h"
 
 /*
  * Stubbed out routines until we merge signal support from bsd-user
diff --git a/meson.build b/meson.build
index c1b1db1e28c..99bb7ba3a57 100644
--- a/meson.build
+++ b/meson.build
@@ -2932,6 +2932,7 @@ foreach target : target_dirs
     if 'CONFIG_BSD_USER' in config_target
       base_dir = 'bsd-user'
       target_inc += include_directories('bsd-user/' / targetos)
+      target_inc += include_directories('bsd-user/host/' / host_arch)
       dir = base_dir / abi
       arch_srcs += files(dir / 'signal.c', dir / 'target_arch_cpu.c')
     endif
-- 
2.33.1