From 2e55ba1179040cfafa04ebd482876fb51a83a3bd Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Tue, 01 Dec 2020 19:08:10 -0500
Subject: extract-copyright-comments: Fix detection of "**/"

For example, in networking/nslookup.c:

    /****** A version from LEDE / OpenWRT ******/
---
diff --git a/extract-copyright-comments b/extract-copyright-comments
index 6b603b6..87d0d3b 100755
--- a/extract-copyright-comments
+++ b/extract-copyright-comments
@@ -67,23 +67,27 @@ extract_cxx_comment()
 extract_c_comment()
 {
 	local comment='/*'
+	local asterisk=false
 
 	while :; do
 		getc
 		case "${c}" in
 			'*')
+				asterisk=true
 				comment="${comment}${c}"
-				getc
+				;;
+			'/')
 				comment="${comment}${c}"
-				case "${c}" in '/')
+				if ${asterisk}; then
 					break
-				esac
+				fi
 				;;
 			'')
 				printf '\tError: Unterminated C comment\n' 1>&2
 				return 1
 				;;
 			*)
+				asterisk=false
 				comment="${comment}${c}"
 				;;
 		esac
--
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