From: Benoit Fouet <benoit.fouet@free.fr>
Date: Fri, 11 Jun 2010 08:58:40 +0000 (+0000)
Subject: Improve rule for possibly never read variables.
X-Git-Tag: v0.7b1~3799
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b6c265ec2bfc37a34b58a80af38b876c2500d0a8;p=platform%2Fupstream%2Flibav.git

Improve rule for possibly never read variables.

Originally committed as revision 23578 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/tools/patcheck b/tools/patcheck
index a6923c4..62ad086 100755
--- a/tools/patcheck
+++ b/tools/patcheck
@@ -112,7 +112,7 @@ for i in \
     ; do
     echo $i | grep '^NULL$' && continue
     egrep $i' *(\+|-|\*|/|\||&|%|)=[^=]' $* >/dev/null || echo "possibly never written:"$i >> $TMP
-    egrep '(=|\(|return).*'$i'[^=]*$'    $* >/dev/null || echo "possibly never read   :"$i >> $TMP
+    egrep '(=|\(|return).*'$i'(==|[^=])*$'    $* >/dev/null || echo "possibly never read   :"$i >> $TMP
     egrep -o $i' *((\+|-|\*|/|\||&|%|)=[^=]|\+\+|--) *(0x|)[0-9]*(;|)'   $* |\
            egrep -v $i' *= *(0x|)[0-9]{1,};'>/dev/null || echo "possibly constant     :"$i >> $TMP
 done