* wrap/python/spot.i: Process tgbaalgos/neverclaim.hh.

* wrap/python/cgi/ltl2tgba.in: Display the never claim on demand.

ChangeLog

+2004-04-21  Alexandre Duret-Lutz  <adl@gnu.org>
+
+	* wrap/python/spot.i: Process tgbaalgos/neverclaim.hh.
+	* wrap/python/cgi/ltl2tgba.in: Display the never claim on demand.
+
 2004-04-21  Denis Poitrenaud  <dp@src.lip6.fr>
 
 	* src/ltlvisit/tostring.hh (to_spin_string): New function.

wrap/python/cgi/ltl2tgba.in

@@ -199,6 +199,7 @@ options = [(
     ('show_formula_png',    'draw the formula',                            0),
     ('show_automaton_png',  'draw Bchi automaton',                        1),
     ('show_degen_png',      'draw degeneralized Bchi automaton',          0),
+    ('show_never_claim',    'output Spin never claim',                     0),
     ('show_lbtt',           'convert automaton for LBTT',                  0),
     ]), (
     'Debugging options', 0, '', [
@@ -411,13 +412,22 @@ dont_run_dot = print_stats(automaton)
 if show_automaton_png:
     render_automaton(imgprefix + '-a', automaton, dont_run_dot)
 
+if show_degen_png or show_never_claim:
+    degen = spot.tgba_tba_proxy(automaton)
+else:
+    degen = 0
+
 if show_degen_png:
     print '<H3>Degeneralized automaton</H3>'
-    degen = spot.tgba_tba_proxy(automaton)
     dont_run_dot = print_stats(degen)
     render_automaton(imgprefix + '-d', degen, dont_run_dot)
-else:
-    degen = 0
+
+if show_never_claim:
+    print '<H3>Never claim (for degeneralized automaton)</H3>'
+    print '<PRE>'
+    spot.never_claim_reachable(spot.get_cout(), degen)
+    print '</PRE>'
+    sys.stdout.flush()
 
 if show_dictionnay:
     print '<H3>BDD dictionary</H3>'

wrap/python/spot.i

@@ -78,6 +78,7 @@
 #include "tgbaalgos/dupexp.hh"
 #include "tgbaalgos/lbtt.hh"
 #include "tgbaalgos/magic.hh"
+#include "tgbaalgos/neverclaim.hh"
 #include "tgbaalgos/save.hh"
 #include "tgbaalgos/stats.hh"
 
@@ -141,6 +142,7 @@ using namespace spot;
 %include "tgbaalgos/dupexp.hh"
 %include "tgbaalgos/lbtt.hh"
 %include "tgbaalgos/magic.hh"
+%include "tgbaalgos/neverclaim.hh"
 %include "tgbaalgos/save.hh"
 %include "tgbaalgos/stats.hh"
 #undef ltl