* src/tgbaalgos/dottydec.cc, src/tgbaalgos/dottydec.hh,

src/tgbaalgos/rundotdec.cc, src/tgbaalgos/rundotdec.hh: New files.
* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS,
libtgbaalgos_la_SOURCES): Add them.
* src/tgbaalgos/dotty.hh (dotty_reachable): Take a dotty_decorator
as third parameter.
* src/tgbaalgos/dotty.cc (dotty_bfs::process_state,
dotty_bfs::process_link): Use the decorator.
* src/tgbatest/ltl2tgba.cc: Graph the accepting run if the -g option
is given.
* src/tgbatest/emptchk.test: Exercize -g.

src/tgbaalgos/Makefile.am

@@ -28,6 +28,7 @@ tgbaalgosdir = $(pkgincludedir)/tgbaalgos
 
 tgbaalgos_HEADERS = \
   dotty.hh \
+  dottydec.hh \
   dupexp.hh \
   emptiness.hh \
   lbtt.hh \
@@ -39,6 +40,7 @@ tgbaalgos_HEADERS = \
   projrun.hh \
   reachiter.hh \
   replayrun.hh \
+  rundotdec.hh \
   save.hh \
   stats.hh \
   reductgba_sim.hh
@@ -46,6 +48,7 @@ tgbaalgos_HEADERS = \
 noinst_LTLIBRARIES = libtgbaalgos.la
 libtgbaalgos_la_SOURCES = \
   dotty.cc \
+  dottydec.cc \
   dupexp.cc \
   emptiness.cc \
   lbtt.cc \
@@ -57,6 +60,7 @@ libtgbaalgos_la_SOURCES = \
   projrun.cc \
   reachiter.cc \
   replayrun.cc \
+  rundotdec.cc \
   save.cc \
   stats.cc \
   reductgba_sim.cc \