1 files changed, 65 insertions, 1 deletions

diff --git a/Tools/scripts/rmport b/Tools/scripts/rmport
index 8f9961e1893d..37339efe13d8 100755
--- a/Tools/scripts/rmport
+++ b/Tools/scripts/rmport
@@ -178,6 +178,55 @@ check_dep()
 	done
 }
 
+# query GNATS, format and return the result
+get_PRs()
+{
+	catport=${1}
+	synopsis=${2}
+	date_re='[0-9]{4}/[0-9]{2}/[0-9]{2}'
+	prnum_re='.+/[0-9]{5,6}'
+	synopsis_re='.{10,}'
+
+	log "${catport}: getting PRs having ${synopsis} in the synopsis"
+
+	url="http://www.freebsd.org/cgi/query-pr-summary.cgi?text=${synopsis}"
+
+	raw="`fetch -q -T 20 -o - "${url}"`"
+
+	if [ -z "${raw}" ] ; then
+		log "${catport}: empty result from URL: ${url}"
+		exit 1
+	fi
+
+	printf "%s" "${raw}" \
+	|sed -nE "s|.*>(${date_re})<.*>(${prnum_re})<.*>(${synopsis_re})</td.*|\1 \2 \3|p" \
+	|sort
+}
+
+# check if any PRs exist that are related to the port
+check_PRs()
+{
+	catport=${1}
+	synopsis=${2}
+
+	PRs="`get_PRs ${catport} "${synopsis}"`" || exit
+
+	if [ -n "${PRs}" ] ; then
+		log "${catport}: PRs found, related to ${synopsis}:"
+		printf "%s\n" "${PRs}" >&2
+
+		echo "you can skip ${catport} and continue with the rest or remove it anyway" >&2
+		answer=`ask "do you want to skip ${catport}?"`
+		if [ "${answer}" = "y" ] ; then
+			return 1
+		else
+			return 0
+		fi
+	fi
+
+	return 0
+}
+
 # checkout port's specific files from the repository
 co_port()
 {
@@ -353,6 +402,9 @@ usage()
 	echo "" >&2
 	echo "just check dependencies:" >&2
 	echo "${0} -d category/port" >&2
+	echo "" >&2
+	echo "just check if any related PRs exist:" >&2
+	echo "${0} -p synopsis" >&2
 
 	exit 64
 }
@@ -372,6 +424,14 @@ if [ ${1} = "-d" ] ; then
 	exit
 fi
 
+if [ ${1} = "-p" ] ; then
+	if [ ${#} -ne 2 ] ; then
+		usage
+	fi
+	get_PRs "dummy" ${2}
+	exit
+fi
+
 if [ ${1} = "-F" ] ; then
 	if [ ${#} -ne 1 ] ; then
 		usage
@@ -404,6 +464,10 @@ for catport in $* ; do
 
 	check_dep ${catport} 1 "${*}"
 
+	if ! check_PRs ${catport} ${port} ; then
+		continue
+	fi
+
 	co_port ${cat} ${port}
 
 	check_LEGAL ${catport} ${pkgname}
@@ -430,7 +494,7 @@ while [ "${answer}" = "y" ] ; do
 	# EDITOR instead of PAGER because vim has nice syntax highlighting ;-)
 	${EDITOR} ${diffout}
 
-	echo "you can now edit files under ${codir}/ by hand"
+	echo "you can now edit files under ${codir}/ by hand" >&2
 	answer=`ask "do you want to recreate the diff?"`
 done