Fix PR 12948.

diff --git a/tests/bugs/match-files-scratch.sh b/tests/bugs/match-files-scratch.sh
new file mode 100755 (executable)
index 0000000..afdea8a
--- /dev/null
+++ b/tests/bugs/match-files-scratch.sh
@@ -0,0 +1,92 @@
+#!/bin/sh
+
+# This program tests for a bug which caused MATCH FILES to crash
+# when used with scratch variables.
+
+
+TEMPDIR=/tmp/pspp-tst-$$
+TESTFILE=$TEMPDIR/`basename $0`.pspp
+
+here=`pwd`;
+
+# ensure that top_srcdir is absolute
+cd $top_srcdir; top_srcdir=`pwd`
+
+export STAT_CONFIG_PATH=$top_srcdir/config
+
+
+cleanup()
+{
+     rm -rf $TEMPDIR
+}
+
+
+fail()
+{
+    echo $activity
+    echo FAILED
+    cleanup;
+    exit 1;
+}
+
+
+no_result()
+{
+    echo $activity
+    echo NO RESULT;
+    cleanup;
+    exit 2;
+}
+
+pass()
+{
+    cleanup;
+    exit 0;
+}
+
+mkdir -p $TEMPDIR
+
+cd $TEMPDIR
+
+activity="create program"
+cat > $TESTFILE <<EOF
+DATA LIST LIST /w * x * y * .
+BEGIN DATA
+4 5 6
+1 2 3
+END DATA.
+
+COMPUTE j=0.
+LOOP #k = 1 to 10.
+COMPUTE j=#k + j.
+END LOOP.
+
+MATCH FILES FILE=* /DROP=w.
+LIST.
+FINISH.
+
+EOF
+if [ $? -ne 0 ] ; then no_result ; fi
+
+$SUPERVISOR $here/../src/pspp -o raw-ascii $TESTFILE
+if [ $? -ne 0 ] ; then no_result ; fi
+
+
+diff -b -B -w $TEMPDIR/pspp.list - << EOF
+1.1 DATA LIST.  Reading free-form data from the command file.
++--------+------+
+|Variable|Format|
+#========#======#
+|w       |F8.0  |
+|x       |F8.0  |
+|y       |F8.0  |
++--------+------+
+
+       x        y        j
+-------- -------- --------
+    5.00     6.00    55.00 
+    2.00     3.00    55.00 
+EOF
+if [ $? -ne 0 ] ; then fail ; fi
+
+pass;