class for ec_statistics and ars_statistics.
(acss_statistics): Inherit from ars_statistics.
* tgbaalgos/emptiness.cc, tgbaalgos/emptiness.hh:
(emptiness_check::statistics, emptiness_check_result::statistics):
New methods.
* tgbatest/randtgba.cc: Adjust to use the above.
* tgbaalgos/gv04.cc, tgbaalgos/ndfs_result.hxx, tgbaalgos/gtec/ce.cc,
tgbaalgos/gtec/ce.hh: Do not inherit from ars_statistics if
acss_statistics is used.
states visited to compute the prefix and those for the cycle.
* src/tgbaalgos/gv04.cc, src/tgbaalgos/ndfs_result.hxx,
src/tgbaalgos/gtec/ce.cc: Adjust.
* src/tgbatest/randtgba.cc: Print both statistics.
Add the TGBA considered as a protected attribute, and provide an
automaton() accessor.
* src/tgbaalgos/gv04.cc, src/tgbaalgos/magic.cc, src/tgbaalgos/se05.cc,
src/tgbaalgos/tau03.cc, src/tgbaalgos/tau03opt.cc,
src/tgbaalgos/gtec/ce.cc, src/tgbaalgos/gtec/gtec.cc: Adjust to follow
this new interface.
* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS,
libtgbaalgos_la_SOURCES): Add them.
* src/tgbaalgos/gv04.cc (gv04::result::accepting_run): Use
the new bfs_steps class.
based on Thomas Martinez's src/tgbaalgos/tarjan_on_fly.cc and
src/tgbaalgos/tarjan_on_fly.hh former implementation.
* src/tgbaalgos/Makefile.am (libtgbaalgos_la_SOURCES,
tgbaalgos_HEADERS): Add them.
* src/tgbatest/ltl2tgba.cc, src/tgbatest/randtgba.cc: Bind the
new algorithm.
* src/tgbatest/emptchk.test: Test it.