diff mbox series

[008/163] scripts/tags.sh: collect compiled source precisely

Message ID 20200807061729.OFb0Kw9sM%akpm@linux-foundation.org (mailing list archive)
State New, archived
Headers show
Series [001/163] mm/memory.c: avoid access flag update TLB flush for retried page fault | expand

Commit Message

Andrew Morton Aug. 7, 2020, 6:17 a.m. UTC 
From: Jialu Xu <xujialu@vimux.org>
Subject: scripts/tags.sh: collect compiled source precisely

Parse compiled source from *.cmd but don't 'find' too many files that are
not related to compilation.

[xujialu@vimux.org: don't expand symlinks by add option -s for realpath]
  Link: http://lkml.kernel.org/r/5efc5bfb.1c69fb81.41bf5.7131SMTPIN_ADDED_MISSING@mx.google.com
Link: http://lkml.kernel.org/r/5ee5d8e3.1c69fb81.9b804.47b2SMTPIN_ADDED_MISSING@mx.google.com
Signed-off-by: Jialu Xu <xujialu@vimux.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 scripts/tags.sh |   18 ++++--------------
 1 file changed, 4 insertions(+), 14 deletions(-)
diff mbox series

Patch

--- a/scripts/tags.sh~scripts-tagssh-collect-compiled-source-precisely
+++ a/scripts/tags.sh
@@ -91,20 +91,10 @@  all_sources()
 
 all_compiled_sources()
 {
-	for i in $(all_sources); do
-		case "$i" in
-			*.[cS])
-				j=${i/\.[cS]/\.o}
-				j="${j#$tree}"
-				if [ -e $j ]; then
-					echo $i
-				fi
-				;;
-			*)
-				echo $i
-				;;
-		esac
-	done
+	realpath -es $([ -z "$KBUILD_ABS_SRCTREE" ] && echo --relative-to=.) \
+		include/generated/autoconf.h $(find -name "*.cmd" -exec \
+		grep -Poh '(?(?=^source_.* \K).*|(?=^  \K\S).*(?= \\))' {} \+ |
+		awk '!a[$0]++') | sort -u
 }
 
 all_target_sources()