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-rw-r--r--defs/tags.mk18
1 files changed, 18 insertions, 0 deletions
diff --git a/defs/tags.mk b/defs/tags.mk
new file mode 100644
index 0000000000..d29260c294
--- /dev/null
+++ b/defs/tags.mk
@@ -0,0 +1,18 @@
+# -*- mode: makefile-gmake; indent-tabs-mode: t -*-
+
+SRCS := $(shell $(GIT) ls-files \
+ *.[chy] *.def *.inc *.rb \
+ ccan/ coroutine/ include/ internal/ missing/ \
+ 'enc/**/*.[ch]' 'win32/**/*.[ch]' \
+ )
+
+TAGS: $(SRCS)
+ @echo updating $@
+ @tmp=$$(mktemp); \
+ trap 'rm -f "$$tmp"' 0; \
+ { \
+ $(GIT) grep -h --no-line-number -o '^ *# *define *RBIMPL_ATTR_[A-Z_]*(*' -- include | \
+ sed 's/^ *# *define *//;/_H$$/d;y/(/+/' | sort -u && \
+ echo 'NORETURN+'; \
+ } > "$$tmp" && \
+ ctags -e -I@"$$tmp" -h .def.inc --langmap=c:+.y.def.inc $(^)