Add a Makefile target to quickly generate arch-specific cscope
for kvm-unit-tests. Assumes a mostly flat directory structure,
i.e. uses '-maxdepth 1' in the file search.

Signed-off-by: Andrew Jones <drjo...@redhat.com>
---
 Makefile | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index fa95d66386d49..283655957f39f 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@ include config.mak
 
 DESTDIR := $(PREFIX)/share/qemu/tests
 
-.PHONY: arch_clean clean
+.PHONY: arch_clean clean cscope
 
 #make sure env CFLAGS variable is not used
 CFLAGS =
@@ -52,3 +52,10 @@ install:
 
 clean: arch_clean
        $(RM) lib/.*.d $(libcflat) $(cflatobjs)
+
+cscope: common_dirs = lib
+cscope:
+       rm -f ./cscope.*
+       find $(TEST_DIR) lib/$(TEST_DIR) $(common_dirs) -maxdepth 1 \
+               -name "*.[chsS]" -print | sed 's,^\./,,' > ./cscope.files
+       cscope -bk
-- 
1.8.1.4

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