[XEN PATCH v4 16/18] build,xsm: Fix multiple call

[Anthony PERARD <anthony.perard@xxxxxxxxxx>]

Both script mkflask.sh and mkaccess_vector.sh generates multiple
files. Exploits the 'multi-target pattern rule' trick to call each
scripts only once.

Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---

Notes:
    v4:
    - new patch

 xen/xsm/flask/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/xen/xsm/flask/Makefile b/xen/xsm/flask/Makefile
index 7d0831e2b865..48577cbe3f04 100644
--- a/xen/xsm/flask/Makefile
+++ b/xen/xsm/flask/Makefile
@@ -26,14 +26,14 @@ mkflask := policy/mkflask.sh
 quiet_cmd_mkflask = MKFLASK $@
 cmd_mkflask = $(CONFIG_SHELL) $(mkflask) $(AWK) include $(FLASK_H_DEPEND)
 
-$(FLASK_H_FILES): $(FLASK_H_DEPEND) $(mkflask) FORCE
+$(patsubst include/%,\%/%,$(FLASK_H_FILES)): $(FLASK_H_DEPEND) $(mkflask) FORCE
        $(call if_changed,mkflask)
 
 mkaccess := policy/mkaccess_vector.sh
 quiet_cmd_mkaccess = MKACCESS VECTOR $@
 cmd_mkaccess = $(CONFIG_SHELL) $(mkaccess) $(AWK) $(AV_H_DEPEND)
 
-$(AV_H_FILES): $(AV_H_DEPEND) $(mkaccess) FORCE
+$(patsubst include/%,\%/%,$(AV_H_FILES)): $(AV_H_DEPEND) $(mkaccess) FORCE
        $(call if_changed,mkaccess)
 
 obj-bin-$(CONFIG_XSM_FLASK_POLICY) += flask-policy.o
-- 
Anthony PERARD