When entering a portal vault, don't prompt wizards for which map to use

if there's only one possibility to choose from.


git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7649 c06c8d41-db1a-0410-9941-cceddc491573

1 files changed, 8 insertions, 0 deletions

diff --git a/crawl-ref/source/maps.cc b/crawl-ref/source/maps.cc
index 37dab0e197..adc4df3f09 100644
--- a/crawl-ref/source/maps.cc
+++ b/crawl-ref/source/maps.cc
@@ -620,6 +620,14 @@ int map_count()
     return (vdefs.size());
 }
 
+int map_count_for_tag(const std::string &tag,
+                      bool want_minivault,
+                      bool check_depth)
+{
+    return _eligible_maps_for_selector(
+        map_selector::by_tag(tag, want_minivault, check_depth)).size();
+}
+
 /////////////////////////////////////////////////////////////////////////////
 // Reading maps from .des files.