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authorAlex Bennée <alex.bennee@linaro.org>2021-01-14 16:57:20 +0000
committerAlex Bennée <alex.bennee@linaro.org>2021-01-18 10:04:31 +0000
commitb8a322549b9842a9628e25eff31dbc706b182d7c (patch)
tree62bc8377bed0e8a26f1be641cd3ab131dee3d4b0 /Makefile
parent8714e811a5a0f863d5596a10ee0d5086828fb3da (diff)
Makefile: add GNU global tags support
GNU Global is another tags engine which is more like cscope in being able to support finding both references and definitions. You will be un-surprised to know it also integrates well with Emacs. The main benefit of integrating it into find-src-path is it takes less time to rebuild the database from scratch when you have a lot of build directories under your source tree. Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20210114165730.31607-3-alex.bennee@linaro.org>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile14
1 files changed, 13 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index fb9923ff22..0c509a7704 100644
--- a/Makefile
+++ b/Makefile
@@ -253,6 +253,18 @@ ctags:
rm -f "$(SRC_PATH)/"tags
$(find-src-path) -exec ctags -f "$(SRC_PATH)/"tags --append {} +
+.PHONY: gtags
+gtags:
+ $(call quiet-command, \
+ rm -f "$(SRC_PATH)/"GTAGS; \
+ rm -f "$(SRC_PATH)/"GRTAGS; \
+ rm -f "$(SRC_PATH)/"GPATH, \
+ "GTAGS", "Remove old $@ files")
+ $(call quiet-command, \
+ (cd $(SRC_PATH) && \
+ $(find-src-path) | gtags -f -), \
+ "GTAGS", "Re-index $(SRC_PATH)")
+
.PHONY: TAGS
TAGS:
rm -f "$(SRC_PATH)/"TAGS
@@ -279,7 +291,7 @@ help:
$(call print-help,all,Build all)
$(call print-help,dir/file.o,Build specified target only)
$(call print-help,install,Install QEMU, documentation and tools)
- $(call print-help,ctags/TAGS,Generate tags file for editors)
+ $(call print-help,ctags/gtags/TAGS,Generate tags file for editors)
$(call print-help,cscope,Generate cscope index)
$(call print-help,sparse,Run sparse on the QEMU source)
@echo ''