epoll_pwait, ppoll, pselect: add to process sigmask

Change-Id: I6aa1db3b4c6ad81a8b5926fa87fc645269b103b6
Refs: #1361

test/issues/1361/C1361.sh

@@ -0,0 +1,22 @@
+#!/bin/sh
+USELTP=1
+USEOSTEST=0
+
+. ../../common.sh
+
+################################################################################
+uname -m
+$MCEXEC ./C1361T01
+
+for i in ppoll01:02 epoll_pwait01:03 pselect01:04 pselect03:05; do
+	tp=`echo $i|sed 's/:.*//'`
+	id=`echo $i|sed 's/.*://'`
+	sudo PATH=$PATH:$LTPBIN $MCEXEC $LTPBIN/$tp 2>&1 | tee $tp.txt
+	ok=`grep PASS $tp.txt | wc -l`
+	ng=`grep FAIL $tp.txt | wc -l`
+	if [ $ng = 0 ]; then
+		echo "*** C1361T$id: $tp PASS ($ok)"
+	else
+		echo "*** C1361T$id: $tp FAIL (ok=$ok ng=%ng)"
+	fi
+done