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Frequencies Dialog: Avoid initialising things more than once per dialog
[pspp]
/
src
/
math
/
interaction.c
diff --git
a/src/math/interaction.c
b/src/math/interaction.c
index 4e4134f0ffcceb0b1ac79b5a8e0b583a3924be41..a36755b541265fbc3da3e1ca8fcc465ec0ea120e 100644
(file)
--- a/
src/math/interaction.c
+++ b/
src/math/interaction.c
@@
-1,5
+1,5
@@
/* PSPP - a program for statistical analysis.
/* PSPP - a program for statistical analysis.
- Copyright (C) 2011 Free Software Foundation, Inc.
+ Copyright (C) 2011
, 2012
Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@
-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");
}
@@
-163,6
+166,8
@@
void
interaction_to_string (const struct interaction *iact, struct string *str)
{
int v = 0;
interaction_to_string (const struct interaction *iact, struct string *str)
{
int v = 0;
+ if ( iact->n_vars == 0)
+ return;
ds_put_cstr (str, var_to_string (iact->vars[v]));
for (v = 1; v < iact->n_vars; ++v)
{
ds_put_cstr (str, var_to_string (iact->vars[v]));
for (v = 1; v < iact->n_vars; ++v)
{