X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fdata%2Fmissing-values.c;h=9aba57e0e05fb6249764d2c5f778fb6337275a82;hb=refs%2Fbuilds%2F20131017030503%2Fpspp;hp=61bb9bcb13c4968a4500fc4fc98ee13e2f631c1b;hpb=bd17d2af982332ee1791998361b1ac6731fe14fa;p=pspp
diff --git a/src/data/missing-values.c b/src/data/missing-values.c
index 61bb9bcb13..9aba57e0e0 100644
--- a/src/data/missing-values.c
+++ b/src/data/missing-values.c
@@ -1,5 +1,5 @@
/* PSPP - a program for statistical analysis.
- Copyright (C) 2005, 2009 Free Software Foundation, Inc.
+ Copyright (C) 2005, 2009, 2011, 2013 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
@@ -15,12 +15,16 @@
along with this program. If not, see . */
#include
-#include
+
+#include "data/missing-values.h"
+
#include
#include
-#include
-#include
-#include
+
+#include "data/variable.h"
+#include "libpspp/assertion.h"
+#include "libpspp/cast.h"
+#include "libpspp/str.h"
/* Types of user-missing values.
Invisible--use access functions defined below instead. */
@@ -155,19 +159,23 @@ mv_add_value (struct missing_values *mv, const union value *v)
NOT_REACHED ();
}
-/* Attempts to add S to the set of string missing values MV. S
- must contain exactly as many characters as MV's width.
- Returns true if successful, false if MV has no more room for
+/* Attempts to add S, which is LEN bytes long, to the set of string missing
+ values MV. Returns true if successful, false if MV has no more room for
missing values or if S is not an acceptable missing value. */
bool
-mv_add_str (struct missing_values *mv, const uint8_t s[])
+mv_add_str (struct missing_values *mv, const uint8_t s[], size_t len)
{
union value v;
bool ok;
assert (mv->width > 0);
+ while (len > mv->width)
+ if (s[--len] != ' ')
+ return false;
+
value_init (&v, mv->width);
- memcpy (value_str_rw (&v, mv->width), s, mv->width);
+ buf_copy_rpad (CHAR_CAST (char *, value_str_rw (&v, mv->width)), mv->width,
+ CHAR_CAST (char *, s), len, ' ');
ok = mv_add_value (mv, &v);
value_destroy (&v, mv->width);