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

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Message-Id: <4f66c337.473f440a.7ece.2904@mx.google.com>
Date:	Mon, 19 Mar 2012 13:24:24 +0800
From:	hamo.by@...il.com
To:	mmarek@...e.cz, rostedt@...dmis.org, sboyd@...eaurora.org,
	adobriyan@...il.com, imunsie@....ibm.com
Cc:	linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org,
	Yang Bai <hamo.by@...il.com>
Subject: [PATCH][RESEND] scripts: refactor remove structure forward declarations

From: Yang Bai <hamo.by@...il.com>

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>
Reviewed-by: Stephen Boyd <sboyd@...eaurora.org>
---
 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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