* src/tgbaalgos/powerset.hh,
src/tgbaalgos/powerset.cc (tba_determinize): New function.
* src/tgbatest/ltl2tgba.cc (-RQ): New option, for testing.

* src/tgbaalgos/reachiter.hh, src/tgbaalgos/reachiter.cc: Fix the
tgba_reachable_iterator_depth_first implementation by not making
inheriting from tgba_reachable_iterator.  Add a
tgba_reachable_iterator_depth_first_stack
* src/tgbatest/sim.test, src/tgbatest/dstar.test: Adjust.

For example to interface with Rabinizer, we can now use
'java -jar /pathto/Rabinizer.jar -ltl2dstar %F %D; mv %D.dst %D'
because Rabinizer always append a suffix to its last argument, we
rename the file...

* src/bin/ltlcross.cc (printable_result_filename): Adjust.

* doc/org/dstar2tgba.org: New file.
* doc/org/tools.org: Link to it.
* doc/Makefile.am: Distribute it.
* NEWS: Mention the generated web page.

Extended former conversion from DRA->DBA to handle
the case where some SCC is not DBA-realizable.

* src/dstarparse/dra2dba.cc: Rename as...
* src/dstarparse/dra2ba.cc: ... this.
(dra_to_dba, dra_to_dba_worker): Rename as...
(dra_to_ba, dra_to_ba_worker): ... these and extend.
* src/dstarparse/Makefile.am, src/dstarparse/public.hh,
src/dstarparse/dstar2tgba.cc, src/dstarparse/nra2nba.cc: Adjust.
* NEWS: Update the description of dstar2tgba accordingly.

* src/bin/dstar2tgba.cc, src/bin/man/dstar2tgba.x: New files.
* src/bin/Makefile.am, src/bin/man/Makefile.am: Add them.
* NEWS: Mention it.
* src/bin/ltl2tgba.cc, src/tgbaalgos/stats.cc, doc/org/ltl2tgba.org:
Rename the %S sequence as %c, for consistency with dstar2tgba.
* src/tgbatest/ltl2dstar.test: Add more tests.
* src/tgbatest/ltl2dstar2.test: New file.
* src/tgbatest/Makefile.am: Add it.

This is an implementation of Krishnan's ISAAC'94 paper to convert
deterministic Rabin automata into DBA when possible.

* src/dstarparse/dra2dba.cc: New file.
* src/dstarparse/dstar2tgba.cc: New file.
* src/dstarparse/Makefile.am: Add them.
* src/dstarparse/nra2nba.cc (nra_to_nba): Adjust so
that dra_to_dba() can call it using a masked automaton.
* src/dstarparse/public.hh (dra_to_dba, dstar_to_tgba): Declare.
* src/tgbatest/ltl2tgba.cc: Add an -XDD option.
* src/tgbatest/dstar.test: More tests.

* src/tgba/tgbamask.cc, src/tgba/tgbamask.hh,
src/tgba/tgbaproxy.cc, src/tgba/tgbaproxy.hh: New files.
* src/tgba/Makefile.am: Add them.
* src/tgbatest/explicit3.cc, src/tgbatest/explicit3.test:
New files.
* src/tgbatest/Makefile.am: Add them.

* src/tgba/state.hh: Define state_set and shared_state_set.
* src/tgba/taatgba.cc, src/tgba/taatgba.hh: Rename the existing
state_set (that inherits from spot::state) as set_state.
* src/tgba/tgbakvcomplement.cc: Use shared_state_set instead
of state_set.
* src/tgbaalgos/minimize.cc (state_set): Rename as...
(build_state_set): ... this.

* src/bin/ltlcross.cc: Add support for %D.
* src/bin/man/ltlcross.x: Add example.
* NEWS: Mention it.
* src/tgbatest/ltl2dstar.test: New file.
* src/tgbatest/Makefile.am: Add it.

Supports reading Rabin and Streett automata, and converting them to
nondeterministic Büchi automata (for Rabin) or TGBA (for Streett).

* src/dstarparse/Makefile.am, src/dstarparse/dstarparse.yy,
src/dstarparse/dstarscan.ll, src/dstarparse/fmterror.cc,
src/dstarparse/parsedecl.hh, src/dstarparse/public.hh,
src/dstarparse/nra2nba.cc, src/dstarparse/nsa2tgba.cc: New files.
* configure.ac, src/Makefile.am, README: Adjust.
* src/tgbatest/ltl2tgba.cc: Add options -XD, -XDB.
* src/tgbatest/dstar.test: New file.
* src/tgbatest/Makefile.am (TESTS): Add it.

* src/misc/bitvect.cc, src/misc/bitvect.hh: New files.
* src/misc/Makefile.am: Add them.
* src/tgbatest/bitvect.cc, src/tgbatest/bitvect.test: New files.
* src/tgbatest/Makefile.am: Add them.

* src/tgbaalgos/degen.cc: Choose the initial level according
to acceptance condition common to all outgoing transitions.
* src/tgbatest/degenid.test: Add test case.
* NEWS: Mention it.

* m4/gccoptim.m4: Typo.

* configure.ac (CXXFLAGS): Add -DSPOT_BUILD regardless
of whether -fvisibility-inlines-hidden is supported.

* src/tgbaalgos/word.cc, src/tgbaalgos/word.hh: New files.
* src/tgbaalgos/Makefile.am: Add them.
* src/tgbatest/ltlcrossce.test: New file.
* src/tgbatest/Makefile.am: Add it.
* src/bin/ltlcross.cc: Compute and display an accepted word
for nonempty cross-products.
* NEWS, doc/org/ltlcross.org: Document it.

* src/misc/tmpfile.cc: Check these environment variables.
* src/bin/man/ltlcross.x, NEWS: Document them.

* tools/test-driver-teamcity: New file.
* Makefile.am: Distribute it.
* HACKING: Document it.
* wrap/python/tests/Makefile.am: Use it also for Python
tests.

* src/bin/ltlcross.cc: Use features introduced by misc/tmpfile.hh.

* lib/mkstemps.c, m4/mkstemps.m4: New files.
* lib/Makefile.am, m4/gnulib-cache.m4, m4/gnulib-comp.m4: Update.

It cause issues when <ctime> latter undefine the gmtime/localtime macros
to access the real function.

* lib/Makefile.am, lib/time.in.h, m4/gettimeofday.m4, m4/time_h.m4:
These changes are mostly based on the patch posted in
http://permalink.gmane.org/gmane.comp.lib.gnulib.bugs/29229 but
with the prototype of gmtime() and localtime() fixed.

* lib/.gitignore, lib/c-ctype.h, lib/msvc-inval.c, lib/stdalign.in.h,
lib/vasnprintf.c, lib/verify.h, m4/extern-inline.m4, m4/stdalign.m4:
Update.

This is needed now that lib/ is in the include path.

* src/misc/bareword.cc, src/misc/bddop.cc, src/misc/escape.cc,
src/misc/formater.cc, src/misc/intvcmp2.cc, src/misc/intvcomp.cc,
src/misc/memusage.cc, src/misc/minato.cc, src/misc/optionmap.cc,
src/misc/random.cc, src/misc/timer.cc, src/misc/version.cc: Include
config.h.

* src/misc/tmpfile.cc, src/misc/tmpfile.hh: New files.
* src/misc/Makefile.am: Add them
* src/Makefile.am: Link with gnulib for mkstemp and mkstemps.

* lib/stpcpy.c, m4/stpcpy.m4: New files.
* lib/Makefile.am, m4/gnulib-cache.m4, m4/gnulib-comp.m4: Update.

* src/bin/ltlcross.cc: Add a --color option.
* NEWS: Mention it.

* lib/argmatch.c, lib/argmatch.h, lib/c-ctype.c, lib/c-ctype.h,
lib/config.charset, lib/c-strcasecmp.c, lib/c-strcaseeq.h,
lib/c-strcase.h, lib/c-strncasecmp.c, lib/exitfail.c, lib/exitfail.h,
lib/isatty.c, lib/localcharset.c, lib/localcharset.h, lib/mbrtowc.c,
lib/mbsinit.c, lib/quotearg.c, lib/quotearg.h, lib/quote.h,
lib/ref-add.sin, lib/ref-del.sin, lib/streq.h, lib/wctype-h.c,
lib/wctype.in.h, lib/xalloc-die.c, lib/xalloc.h, lib/xalloc-oversized.h,
lib/xmalloc.c, m4/codeset.m4, m4/configmake.m4, m4/glibc21.m4,
m4/isatty.m4, m4/localcharset.m4, m4/locale-fr.m4, m4/locale-ja.m4,
m4/locale-zh.m4, m4/mbrtowc.m4, m4/mbsinit.m4, m4/mbstate_t.m4,
m4/quotearg.m4, m4/quote.m4, m4/wctype_h.m4, m4/xalloc.m4: New files.
* lib/Makefile.am, m4/gnulib-cache.m4, m4/gnulib-comp.m4: Update.

* src/tgbaalgos/postproc.cc: Move the count_state() function...
* src/priv/countstates.cc, src/priv/countstates.hh: ... in these
new files.
* src/priv/Makefile.am: Add them.
* src/saba/sabacomplementtgba.cc, src/tgba/tgbakvcomplement.cc,
src/tgbaalgos/minimize.cc: Use count_states() instead of
stats_reachable().

* configure.ac: Check for flags and fill CXXFLAGS and CFLAGS.
* iface/dve2/dve2.hh: Mark load_dve2 for export.
* src/eltlparse/Makefile.am, src/kripke/Makefile.am,
src/kripkeparse/Makefile.am, src/ltlast/Makefile.am,
src/ltlenv/Makefile.am, src/ltlparse/Makefile.am,
src/ltlvisit/Makefile.am, src/misc/Makefile.am,
src/neverparse/Makefile.am, src/priv/Makefile.am, src/saba/Makefile.am,
src/sabaalgos/Makefile.am, src/ta/Makefile.am, src/taalgos/Makefile.am,
src/tgba/Makefile.am, src/tgbaalgos/Makefile.am,
src/tgbaalgos/gtec/Makefile.am, src/tgbaparse/Makefile.am:
Remove $(VISIBILITY_CXXFLAGS) now that it is set globally.

* lib/Makefile.am lib/alloca.in.h lib/argp-ba.c lib/argp-eexst.c
lib/argp-fmtstream.c lib/argp-fmtstream.h lib/argp-fs-xinl.c
lib/argp-help.c lib/argp-namefrob.h lib/argp-parse.c lib/argp-pin.c
lib/argp-pv.c lib/argp-pvh.c lib/argp-xinl.c lib/argp.h lib/asnprintf.c
lib/basename-lgpl.c lib/dirname-lgpl.c lib/dirname.h lib/dosname.h
lib/errno.in.h lib/error.c lib/error.h lib/fcntl.in.h lib/float+.h
lib/float.c lib/float.in.h lib/gethrxtime.c lib/gethrxtime.h
lib/getopt.c lib/getopt.in.h lib/getopt1.c lib/getopt_int.h
lib/gettext.h lib/gettime.c lib/gettimeofday.c lib/intprops.h
lib/itold.c lib/lstat.c lib/malloc.c lib/memchr.c lib/mempcpy.c
lib/mkstemp.c lib/msvc-inval.c lib/msvc-inval.h lib/msvc-nothrow.c
lib/msvc-nothrow.h lib/pathmax.h lib/printf-args.c lib/printf-args.h
lib/printf-parse.c lib/printf-parse.h lib/progname.c lib/progname.h
lib/rawmemchr.c lib/size_max.h lib/sleep.c lib/stat.c lib/stdalign.in.h
lib/stdbool.in.h lib/stddef.in.h lib/stdint.in.h lib/stdio.in.h
lib/stdlib.in.h lib/strcasecmp.c lib/strchrnul.c lib/strerror-override.c
lib/strerror-override.h lib/strerror.c lib/string.in.h lib/strings.in.h
lib/stripslash.c lib/strncasecmp.c lib/strndup.c lib/strnlen.c
lib/sys_stat.in.h lib/sys_time.in.h lib/sys_types.in.h lib/sys_wait.in.h
lib/sysexits.in.h lib/tempname.c lib/tempname.h lib/time.in.h
lib/timespec.h lib/unistd.in.h lib/vasnprintf.c lib/vasnprintf.h
lib/verify.h lib/vsnprintf.c lib/wchar.in.h lib/xsize.h lib/xtime.h
m4/00gnulib.m4 m4/alloca.m4 m4/argp.m4 m4/clock_time.m4 m4/dirname.m4
m4/double-slash-root.m4 m4/errno_h.m4 m4/error.m4 m4/exponentd.m4
m4/extensions.m4 m4/extern-inline.m4 m4/fcntl-o.m4 m4/fcntl_h.m4
m4/float_h.m4 m4/gethrxtime.m4 m4/getopt.m4 m4/gettime.m4
m4/gettimeofday.m4 m4/gnulib-cache.m4 m4/gnulib-common.m4
m4/gnulib-comp.m4 m4/gnulib-tool.m4 m4/include_next.m4 m4/intmax_t.m4
m4/inttypes_h.m4 m4/largefile.m4 m4/longlong.m4 m4/lstat.m4 m4/malloc.m4
m4/math_h.m4 m4/memchr.m4 m4/mempcpy.m4 m4/mkstemp.m4 m4/mmap-anon.m4
m4/msvc-inval.m4 m4/msvc-nothrow.m4 m4/multiarch.m4 m4/nocrash.m4
m4/off_t.m4 m4/pathmax.m4 m4/printf.m4 m4/rawmemchr.m4 m4/size_max.m4
m4/sleep.m4 m4/ssize_t.m4 m4/stat.m4 m4/stdalign.m4 m4/stdbool.m4
m4/stddef_h.m4 m4/stdint.m4 m4/stdint_h.m4 m4/stdio_h.m4 m4/stdlib_h.m4
m4/strcase.m4 m4/strchrnul.m4 m4/strerror.m4 m4/string_h.m4
m4/strings_h.m4 m4/strndup.m4 m4/strnlen.m4 m4/sys_socket_h.m4
m4/sys_stat_h.m4 m4/sys_time_h.m4 m4/sys_types_h.m4 m4/sys_wait_h.m4
m4/sysexits.m4 m4/tempname.m4 m4/time_h.m4 m4/timespec.m4 m4/unistd_h.m4
m4/vasnprintf.m4 m4/vsnprintf.m4 m4/warn-on-use.m4 m4/wchar_h.m4
m4/wchar_t.m4 m4/wint_t.m4 m4/xsize.m4 tools/snippet/arg-nonnull.h
tools/snippet/c++defs.h tools/snippet/warn-on-use.h: Upgrade to
gnulib 9ceceed274f83094127f9ff0bf061293c9fe1e7f.
* m4/secure_getenv.m4, lib/secure_getenv.c, lib/unistd.c,
lib/xtime.c: New files.
* src/bin/Makefile.am: Link with the libtool library.

* configure.ac: Check gcc and g++ for -fvisibility and
-fvisibility-inlines-hidden.  Add these options to
CFLAGS and CXXFLAGS.
* m4/ax_check_compile_flag.m4: New file.
* src/Makefile.am: Build BuDDy as a single library, reverting part of
the changes introduced in my previous patch to this file.  Since
the options are set in CFLAGS/CXXFLAGS, there is no possibility
for -fvisibility-inlines-hidden to be passed to the C compiler.

* src/sanity/80columns.test, src/sanity/includes.test,
src/sanity/private.test, src/sanity/style.test: Here.