linux-kernel - [PATCH] scripts: refactor remove structure forward declarations

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Date:	Mon, 12 Mar 2012 16:20:51 +0800
From:	Yang Bai <hamo.by@...il.com>
To:	mmarek@...e.cz, rostedt@...dmis.org, sboyd@...eaurora.org,
	hamo.by@...il.com, adobriyan@...il.com
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] scripts: refactor remove structure forward declarations

Since now it has some problems when generate TAGS,
refactor this code. Now it will not show the error
message and will remove declarations using emacs etags.

Signed-off-by: Yang Bai <hamo.by@...il.com>
---
 scripts/tags.sh |   11 ++++++++---
 1 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/scripts/tags.sh b/scripts/tags.sh
index 833813a..2b377fc 100755
--- a/scripts/tags.sh
+++ b/scripts/tags.sh
@@ -166,9 +166,6 @@ exuberant()
 	all_defconfigs | xargs -r $1 -a                         \
 	--langdef=dotconfig --language-force=dotconfig          \
 	--regex-dotconfig='/^#?[[:blank:]]*(CONFIG_[[:alnum:]_]+)/\1/'
-
-	# Remove structure forward declarations.
-	LANG=C sed -i -e '/^\([a-zA-Z_][a-zA-Z0-9_]*\)\t.*\t\/\^struct \1;.*\$\/;"\tx$/d' tags
 }
 
 emacs()
@@ -233,6 +230,7 @@ if [ "${ARCH}" = "um" ]; then
 	fi
 fi
 
+remove_structs=
 case "$1" in
 	"cscope")
 		docscope
@@ -245,10 +243,17 @@ case "$1" in
 	"tags")
 		rm -f tags
 		xtags ctags
+		remove_structs=y
 		;;
 
 	"TAGS")
 		rm -f TAGS
 		xtags etags
+		remove_structs=y
 		;;
 esac
+
+# Remove structure forward declarations.
+if [ -n $remove_structs ]; then
+    LANG=C sed -i -e '/^\([a-zA-Z_][a-zA-Z0-9_]*\)\t.*\t\/\^struct \1;.*\$\/;"\tx$/d' $1
+fi
-- 
1.7.9.1

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