From 3a59756c5ba9d322487714751e3aa6498e6a8fee Mon Sep 17 00:00:00 2001
From: Jonathan Wilkes <jon.w.wilkes@gmail.com>
Date: Sun, 18 Jun 2017 16:33:20 -0400
Subject: [PATCH] port from Pd Vanilla: assert table-sizes in tabread4~
tabread4~ needs at least 4 samples to interpolate; this patch adds guards in
order to not access out-of-bound indices in the table, in case the table is
smaller than 4 samples. commit e667894370ec22bc1d1d844443d90f1a76adc03e
---
pd/src/d_array.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/pd/src/d_array.c b/pd/src/d_array.c
index 838a2ecb2..175704b1d 100644
--- a/pd/src/d_array.c
+++ b/pd/src/d_array.c
@@ -298,6 +298,7 @@ static t_int *tabread_tilde_perform(t_int *w)
int i;
maxindex = x->x_npoints - 1;
+ if (maxindex < 0) goto zero;
if (!buf) goto zero;
for (i = 0; i < n; i++)
@@ -398,6 +399,7 @@ static t_int *tabread4_tilde_perform(t_int *w)
int i;
maxindex = x->x_npoints - 3;
+ if (maxindex < 0) goto zero;
if (!buf) goto zero;
--
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