X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Finteraction.c;h=c8ead42912f17787dc4c01e8e46ced248e255a59;hb=fa794217bafc4de9e5191871a32a9455ad5a24c4;hp=a8449a0b5bd6b659638101fda5edd75225967b80;hpb=433da7690d547a426fd1fe9d4eb5605f79870083;p=pspp-builds.git

diff --git a/src/math/interaction.c b/src/math/interaction.c
index a8449a0b..c8ead429 100644
--- a/src/math/interaction.c
+++ b/src/math/interaction.c
@@ -1,22 +1,18 @@
-/* PSPP - Creates data structures to store interactions for
-   statistical routines.  
-
+/* PSPP - a program for statistical analysis.
    Copyright (C) 2007 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 the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   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
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
 
-   This program is distributed in the hope that it will be useful, but
-   WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   General Public License for more details.
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-   02110-1301, USA. */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 /*
   An interaction is a gsl_vector containing a "product" of other
@@ -29,14 +25,17 @@
   N_1, N_2, ..., N_K categories, then the interaction will have
   N_1 * N_2 * N_3 *...* N_K - 1 entries.
  */
+
+#include <config.h>
 #include <assert.h>
-#include <libpspp/alloc.h>
 #include <gsl/gsl_math.h>
 #include <gsl/gsl_vector.h>
 #include <data/category.h>
 #include <data/variable.h>
 #include "interaction.h"
 
+#include "xalloc.h"
+
 /*
   Convert a list of values to a binary vector. The order of VALS must
   correspond to the order of V.