[Xen-devel] [XTF PATCH] Makefile: introduce gtags target

[Wei Liu <wei.liu2@xxxxxxxxxx>]

Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 .gitignore |  3 +++
 Makefile   | 10 +++++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index f69e7fc..28c7874 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,6 @@
 /selftests/test-*
 /tests/*/test-*
 /tests/*/info.json
+/GPATH
+/GRTAGS
+/GTAGS
diff --git a/Makefile b/Makefile
index 17d784e..6767f72 100644
--- a/Makefile
+++ b/Makefile
@@ -50,11 +50,19 @@ install:
                $(MAKE) -C $$D install; \
        done
 
+define all_sources
+    ( find include/ arch/ common/ tests/ -name "*.[hcsS]" )
+endef
+
 .PHONY: cscope
 cscope:
-       find include/ arch/ common/ tests/ -name "*.[hcsS]" > cscope.files
+       $(all_sources) > cscope.files
        cscope -b -q -k
 
+.PHONY: gtags
+gtags:
+       $(all_sources) | gtags -f -
+
 .PHONY: clean
 clean:
        find . \( -name "*.o" -o -name "*.d" -o -name "*.lds" \) -delete
-- 
2.1.4


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