X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fcasereader.h;h=ffbd17323ffc32274c69ce8c41f7598170a08d16;hb=085d4563d8d5adfb3a2552d6ab1959c3fcacaee0;hp=8e05663248b15435ae866cd625c5c08d5b5f7449;hpb=dc78471910e82d59232ce9b137b7c4fc4992d174;p=pspp-builds.git

diff --git a/src/data/casereader.h b/src/data/casereader.h
index 8e056632..ffbd1732 100644
--- a/src/data/casereader.h
+++ b/src/data/casereader.h
@@ -1,20 +1,18 @@
-/* PSPP - computes sample statistics.
+/* 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/>. */
 
 /* Casereader client interface.
 
@@ -72,6 +70,7 @@ void casereader_swap (struct casereader *, struct casereader *);
 
 bool casereader_peek (struct casereader *, casenumber, struct ccase *)
      WARN_UNUSED_RESULT;
+bool casereader_is_empty (struct casereader *);
 
 bool casereader_error (const struct casereader *);
 void casereader_force_error (struct casereader *);
@@ -99,6 +98,7 @@ struct casereader *
 casereader_create_filter_missing (struct casereader *,
                                   const struct variable **vars, size_t var_cnt,
                                   enum mv_class,
+				  casenumber *n_missing,
                                   struct casewriter *exclude);
 
 struct casereader *
@@ -107,10 +107,14 @@ casereader_create_counter (struct casereader *, casenumber *counter,
 
 struct casereader *
 casereader_create_translator (struct casereader *, size_t output_value_cnt,
-                              void (*translate) (const struct ccase *input,
+                              void (*translate) (struct ccase *input,
                                                  struct ccase *output,
                                                  void *aux),
                               bool (*destroy) (void *aux),
                               void *aux);
 
+struct casereader *
+casereader_create_arithmetic_sequence (struct casereader *,
+                                       double first, double increment);
+
 #endif /* data/casereader.h */