From 66c1e2c7669021844079a3c4dd3da2e5de17e2fe Mon Sep 17 00:00:00 2001
From: Gilles Peskine <Gilles.Peskine@arm.com>
Date: Tue, 16 Jan 2018 14:04:05 +0100
Subject: [PATCH] Generate tags for Vi, for Emacs and with Global

---
 .gitignore | 8 ++++++++
 .globalrc  | 3 +++
 Makefile   | 9 +++++++++
 3 files changed, 20 insertions(+)
 create mode 100644 .globalrc

diff --git a/.gitignore b/.gitignore
index f40064d5bf..a662dedcdd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,3 +26,11 @@ massif-*
 
 # CMake generates *.dir/ folders for in-tree builds (used by MSVC projects), ignore all of those:
 *.dir/
+
+# Editor navigation files:
+/GPATH
+/GRTAGS
+/GSYMS
+/GTAGS
+/TAGS
+/tags
diff --git a/.globalrc b/.globalrc
new file mode 100644
index 0000000000..01b2ea5a31
--- /dev/null
+++ b/.globalrc
@@ -0,0 +1,3 @@
+default:\
+    :langmap=c\:.c.h.function:\
+
diff --git a/Makefile b/Makefile
index 87b5a0c0f1..d1817b2088 100644
--- a/Makefile
+++ b/Makefile
@@ -132,3 +132,12 @@ apidoc:
 apidoc_clean:
 	rm -rf apidoc
 endif
+
+## Editor navigation files
+C_SOURCE_FILES = $(wildcard include/*/*.h library/*.[hc] programs/*/*.[hc] tests/suites/*.function)
+tags: $(C_SOURCE_FILES)
+	ctags -o $@ $(C_SOURCE_FILES)
+TAGS: $(C_SOURCE_FILES)
+	etags -o $@ $(C_SOURCE_FILES)
+GPATH GRTAGS GSYMS GTAGS: $(C_SOURCE_FILES)
+	ls $(C_SOURCE_FILES) | gtags -f - --gtagsconf .globalrc