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Added naive callbacks for the "value-changed" signal
[pspp]
/
src
/
math
/
interaction.c
diff --git
a/src/math/interaction.c
b/src/math/interaction.c
index 706092476ec2b3bb8f3f391de37338ffe2ccdbed..a36755b541265fbc3da3e1ca8fcc465ec0ea120e 100644
(file)
--- a/
src/math/interaction.c
+++ b/
src/math/interaction.c
@@
-146,11
+146,14
@@
void
interaction_dump (const struct interaction *i)
{
int v = 0;
interaction_dump (const struct interaction *i)
{
int v = 0;
- printf ("%s", var_get_name (i->vars[v]));
- for (v = 1; v < i->n_vars; ++v)
+ if ( i->n_vars == 0)
{
{
- printf (" * %s", var_get_name (i->vars[v]));
+ printf ("(empty)\n");
+ return;
}
}
+ printf ("%s", var_get_name (i->vars[v]));
+ for (v = 1; v < i->n_vars; ++v)
+ printf (" * %s", var_get_name (i->vars[v]));
printf ("\n");
}
printf ("\n");
}