From cbf20b0e01794df9d59f05b38319988f7cf74041 Mon Sep 17 00:00:00 2001
From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Tue, 22 Jan 2019 07:39:55 +1100
Subject: [PATCH] check_fixes: cope with unicode quotation marks

---
 check_fixes | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/check_fixes b/check_fixes
index 17cfdf0..8618b08 100755
--- a/check_fixes
+++ b/check_fixes
@@ -73,10 +73,19 @@ has these problem(s):
 		fi
 
 		# strip matching quotes at the start and end of the subject
-		re='^(['\''"])(.*)\1$'
-		if [[ "$subject" =~ $re ]]; then
-			subject="${BASH_REMATCH[2]}"
-		elif [[ "$subject" =~ ^[\'\"](.*)$ ]]; then
+		# the second characters in the classes are
+		# U+201C LEFT DOUBLE QUOTATION MARK
+		# U+201D RIGHT DOUBLE QUOTATION MARK
+		# U+2018 LEFT SINGLE QUOTATION MARK
+		# U+2019 RIGHT SINGLE QUOTATION MARK
+		re1=$'^[\"\u201C](.*)[\"\u201D]$'
+		re2=$'^[\'\u2018](.*)[\'\u2019]$'
+		re3=$'^[\"\'\u201C\u2018](.*)$'
+		if [[ "$subject" =~ $re1 ]]; then
+			subject="${BASH_REMATCH[1]}"
+		elif [[ "$subject" =~ $re2 ]]; then
+			subject="${BASH_REMATCH[1]}"
+		elif [[ "$subject" =~ $re3 ]]; then
 			subject="${BASH_REMATCH[1]}"
 			msg="${msg:+${msg}${nl}}  - Subject has leading but no trailing quotes"
 		fi
-- 
2.39.5