1 files changed, 30 insertions, 0 deletions
diff --git a/pkg/tbtables/selector/selrows.x b/pkg/tbtables/selector/selrows.x
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+++ b/pkg/tbtables/selector/selrows.x
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+#* HISTORY *
+#* 17-Mar-97	I.Busko		created
+#* 15-Jan-97	B.Simon		modified to call trsrows
+
+# SELROWS -- Count how many rows are selected by an expression
+
+int procedure selrows (tp, expr)
+
+pointer	tp		# i: table descriptor
+char	expr[ARB]	# i: expression to be evaluated
+#--
+int	nrow
+pointer	set
+
+int	rst_nelem()
+pointer	trsrows()
+errchk	trsrows
+
+begin
+	# Compute set of rows matching expression
+
+	set = trsrows (tp, expr)
+
+	# Count number of rows in set
+
+	nrow = rst_nelem (set)
+
+	call rst_free (set)
+	return (nrow)
+end