X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Foutput%2Foptions.c;h=43a0f1c0b895ca3aa16f93699703d298d0a3656e;hb=f8cba0fb13cceeac43fe4b15e2d5b48798ab1a6e;hp=b8921255d3b08e59b592021b7a025f59f7af1e38;hpb=e2da62d735c597afeef2e0e9b36e5a4a83d7da94;p=pspp

diff --git a/src/output/options.c b/src/output/options.c
index b8921255d3..43a0f1c0b8 100644
--- a/src/output/options.c
+++ b/src/output/options.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 2009, 2010, 2014 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
@@ -48,7 +48,7 @@ driver_option_create (const char *driver_name, const char *name,
   o->driver_name = xstrdup (driver_name);
   o->name = xstrdup (name);
   o->value = value != NULL ? xstrdup (value) : NULL;
-  o->default_value = xstrdup (default_value);
+  o->default_value = default_value ? xstrdup (default_value) : NULL;
   return o;
 }
 
@@ -228,7 +228,7 @@ parse_int (struct driver_option *o, int min_value, int max_value)
       else if (max_value == INT_MAX)
         {
           if (min_value == 0)
-            msg (MW, _("%s: `%s' is `%s' but a nonnegative integer "
+            msg (MW, _("%s: `%s' is `%s' but a non-negative integer "
                            "is required"),
                    o->driver_name, o->name, o->value);
           else if (min_value == 1)
@@ -261,9 +261,9 @@ parse_dimension (struct driver_option *o)
 {
   int retval;
 
-  retval = o->value != NULL ? measure_dimension (o->value) : -1;
-  if (retval == -1)
-    retval = measure_dimension (o->default_value);
+  retval = (o->value != NULL ? measure_dimension (o->value)
+            : o->default_value != NULL ? measure_dimension (o->default_value)
+            : -1);
 
   driver_option_destroy (o);
   return retval;
@@ -288,7 +288,7 @@ default_chart_file_name (const char *file_name)
     {
       const char *extension = strrchr (file_name, '.');
       int stem_length = extension ? extension - file_name : strlen (file_name);
-      return xasprintf ("%.*s-#.png", stem_length, file_name);
+      return xasprintf ("%.*s-#", stem_length, file_name);
     }
   else
     return NULL;