From 1c740eb1b205c034bba1af440567c5b13f407d28 Mon Sep 17 00:00:00 2001
From: John Darrington <john@darrington.wattle.id.au>
Date: Sat, 18 Jul 2009 13:38:49 +0200
Subject: [PATCH] Avoid compiler warning

---
 Smake                  | 1 +
 src/math/interaction.c | 5 +++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/Smake b/Smake
index 201474ce..2697064c 100644
--- a/Smake
+++ b/Smake
@@ -77,6 +77,7 @@ GNULIB_MODULES = \
 	unilbrk/ulc-width-linebreaks \
 	unistd \
 	unistr/u8-strlen \
+	unistr/u8-strncat \
 	unlocked-io \
 	vasprintf-posix \
 	vfprintf-posix \
diff --git a/src/math/interaction.c b/src/math/interaction.c
index 7911c8e7..7ed36f66 100644
--- a/src/math/interaction.c
+++ b/src/math/interaction.c
@@ -38,6 +38,7 @@
 #include <math/interaction.h>
 #include <string.h>
 #include <xalloc.h>
+#include <unistr.h>
 
 struct interaction_variable
 {
@@ -148,8 +149,8 @@ interaction_value_create (const struct interaction_variable *var, const union va
   
   if (var != NULL)
     {
-      int val_width = 1;
       uint8_t *val;
+      int val_width = 1;
 
       result = xmalloc (sizeof (*result));
       result->intr = var;
@@ -174,7 +175,7 @@ interaction_value_create (const struct interaction_variable *var, const union va
 		{
                   int w = var_get_width (var->members[i]);
 		  value_resize (result, val_width, val_width + w);
-		  strncat (val, value_str (vals[i], w), w);
+		  u8_strncat (val, value_str (vals[i], w), w);
 		  val = value_str_rw (&result->val, val_width);
 		}
 	      else if (var_is_numeric (var->members[i]))
-- 
2.30.2