SpreadLevel Plot: Don't try to take the logarithm of a negative

[pspp] / src / output / driver.c

diff --git a/src/output/driver.c b/src/output/driver.c
index 8e856222dc771ea20dc9157b0ad308fafface20c..6204e335ca0185cc902955fd4a00db529e0de7c3 100644 (file)
--- a/src/output/driver.c
+++ b/src/output/driver.c
@@ -289,7 +289,7 @@ output_get_command_name (void)
   if (e == NULL)
     return NULL;
 
-  for (size_t i = e->n_groups; i-- > 0; )
+  for (size_t i = e->n_groups; i-- > 0;)
     if (e->groups[i])
       return utf8_to_upper (e->groups[i]);
 
@@ -435,6 +435,7 @@ extern const struct output_driver_factory list_driver_factory;
 extern const struct output_driver_factory html_driver_factory;
 extern const struct output_driver_factory csv_driver_factory;
 extern const struct output_driver_factory odt_driver_factory;
+extern const struct output_driver_factory spv_driver_factory;
 #ifdef HAVE_CAIRO
 extern const struct output_driver_factory pdf_driver_factory;
 extern const struct output_driver_factory ps_driver_factory;
@@ -448,6 +449,7 @@ static const struct output_driver_factory *factories[] =
     &html_driver_factory,
     &csv_driver_factory,
     &odt_driver_factory,
+    &spv_driver_factory,
 #ifdef HAVE_CAIRO
     &pdf_driver_factory,
     &ps_driver_factory,
@@ -594,7 +596,7 @@ output_driver_substitute_heading_vars (const char *src, int page_number)
   struct output_engine *e = engine_stack_top ();
   struct string dst = DS_EMPTY_INITIALIZER;
   ds_extend (&dst, strlen (src));
-  for (const char *p = src; *p; )
+  for (const char *p = src; *p;)
     {
       if (!strncmp (p, "&[", 6))
         {