From cfc5633322957261d45d7bbf07103bf7266b2714 Mon Sep 17 00:00:00 2001
From: Cyrill Gorcunov <gorcunov@gmail.com>
Date: Sun, 9 Jan 2011 20:12:43 +0300
Subject: [PATCH] make: Add TAGS, tags targets and tune cscope

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---
 Makefile | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 906d5d9..67e37e3 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,9 @@ endif
 export E Q
 
 PROGRAM	= kvm
+FIND = find
+CSCOPE = cscope
+TAGS = ctags
 
 OBJS	+= 8250-serial.o
 OBJS	+= blk-virtio.o
@@ -122,9 +125,22 @@ $(KVM_DEV):
 devices: $(KVM_DEV)
 .PHONY: devices
 
+TAGS:
+	$(E) "  GEN" $@
+	$(Q) $(RM) -f TAGS
+	$(Q) $(FIND) . -name '*.[hcS]' -print | xargs etags -a
+.PHONY: TAGS
+
+tags:
+	$(E) "  GEN" $@
+	$(Q) $(RM) -f tags
+	$(Q) $(FIND) . -name '*.[hcS]' -print | xargs ctags -a
+.PHONY: tags
+
 cscope:
 	$(E) "  GEN" $@
-	$(Q) cscope -Rqb
+	$(Q) $(FIND) . -name '*.[hcS]' -print > cscope.files
+	$(Q) $(CSCOPE) -bkqu
 .PHONY: cscope
 
 # Deps