Allow resultmap file to be missing, for use in contrib self-tests.

src/test/regress/pg_regress.sh

 #! /bin/sh
-# $Header: /cvsroot/pgsql/src/test/regress/Attic/pg_regress.sh,v 1.13 2000/11/22 01:47:47 petere Exp $
+# $Header: /cvsroot/pgsql/src/test/regress/Attic/pg_regress.sh,v 1.14 2000/12/11 19:00:33 tgl Exp $
 
 me=`basename $0`
 : ${TMPDIR=/tmp}
@@ -243,8 +243,10 @@ trap '
 # ----------
 
 cat /dev/null >$TMPFILE
-while read LINE
-do
+if [ -f "$inputdir/resultmap" ]
+then
+    while read LINE
+    do
 	HOSTPAT=`expr "$LINE" : '.*/\(.*\)='`
 	if [ `expr "$host_platform:$compiler" : "$HOSTPAT"` -ne 0 ]
 	then
@@ -254,7 +256,8 @@ do
 	    SUBST=`echo "$LINE" | sed 's/^.*=//'`
 	    echo "$TESTNAME=$SUBST" >> $TMPFILE
 	fi
-done <"$inputdir/resultmap"
+    done <"$inputdir/resultmap"
+fi
 SUBSTLIST=`cat $TMPFILE`
 rm -f $TMPFILE