* src/tgbaalgos/colordfs.hh, src/tgbaalgos/minimalce.cc,

src/tgbaalgos/minimalce.hh, src/tgbaalgos/nesteddfs.hh,
src/tgbaalgos/tarjan_on_fly.hh, src/tgbatest/ltl2tgba.cc: Rename
emptyness_search to emptiness_search.

src/tgbaalgos/colordfs.hh

@@ -31,7 +31,7 @@
 
 namespace spot
 {
-  class colordfs_search: public emptyness_search
+  class colordfs_search: public emptiness_search
   {
   public:
     /// Initialize the Colordfs Search algorithm on the automaton \a a.

src/tgbaalgos/minimalce.cc

@@ -191,12 +191,12 @@ namespace spot
   }
 
   /////////////////////////////////////////////////////////////////////////////
-  // The base interface for build a emptyness search algorithm
-  emptyness_search::emptyness_search()
+  // The base interface for build a emptiness search algorithm
+  emptiness_search::emptiness_search()
   {
   }
 
-  emptyness_search::~emptyness_search()
+  emptiness_search::~emptiness_search()
   {
   }
 
@@ -215,7 +215,7 @@ namespace spot
   */
 
   std::ostream&
-  emptyness_search::print_stat(std::ostream& os) const
+  emptiness_search::print_stat(std::ostream& os) const
   {
     return os;
   }

src/tgbaalgos/minimalce.hh

@@ -77,14 +77,14 @@ namespace spot
   }
 
   /////////////////////////////////////////////////////////////////////////////
-  // The base interface for build a emptyness search algorithm
-  class emptyness_search
+  // The base interface to build an emptiness check algorithm
+  class emptiness_search
   {
   protected:
-    emptyness_search();
+    emptiness_search();
 
   public:
-    virtual ~emptyness_search();
+    virtual ~emptiness_search();
     virtual ce::counter_example* check() = 0;
     /// \brief Print Stat.
     virtual std::ostream& print_stat(std::ostream& os) const;
@@ -93,7 +93,7 @@ namespace spot
   /////////////////////////////////////////////////////////////////////////////
   // Perform a minimal search
 
-  class minimalce_search: public emptyness_search
+  class minimalce_search: public emptiness_search
   {
   public:
     //minimalce_search(const tgba_tba_proxy *a, bool mode = false);

src/tgbaalgos/nesteddfs.hh

@@ -41,7 +41,7 @@ namespace spot
     };
   */
 
-  class nesteddfs_search: public emptyness_search
+  class nesteddfs_search: public emptiness_search
   {
 
   public:

src/tgbaalgos/tarjan_on_fly.hh

@@ -33,7 +33,7 @@
 namespace spot
 {
 
-  class tarjan_on_fly: public emptyness_search
+  class tarjan_on_fly: public emptiness_search
   {
 
   public:

src/tgbatest/ltl2tgba.cc

@@ -180,7 +180,7 @@ main(int argc, char** argv)
 	 NestedDFSSearch, NestedDFSSearchModify, ColorDFSSearch,
 	 TarjanOnFly, MinimalSearch, MinimalSearchIterative,
 	 NestedGeneSearch} echeck = None;
-  spot::emptyness_search* es = 0;
+  spot::emptiness_search* es = 0;
   spot::search_opt opt_nested_search = spot::magic;
   enum { NoneDup, BFS, DFS } dupexp = NoneDup;
   bool magic_many = false;