diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/configurations.py | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/scripts/configurations.py b/scripts/configurations.py index aaf7ad0..b30bfc8 100644 --- a/scripts/configurations.py +++ b/scripts/configurations.py @@ -41,6 +41,7 @@ def __exec_sat__(file, args, conf_num): """Executes SAT solver and returns configuration.""" picosat_cmd = [sf(conf.picosat), file] picosat_cmd += conf.picosat_args + picosat_cmd += args stdout = utils.callsubprocess('picosat', picosat_cmd, conf.picosat_output, True, allow_all_exit_codes = True) @@ -194,7 +195,8 @@ def __generate_single__(var_num, conf_num): try: confs = __exec_sat__(tfile, ['-i', '0'], conf_num) for con in confs: - __register_conf__(con, conf_num, 'single-sat') + if not __register_conf__(con, conf_num, 'single-sat'): + return __generate_single__(var_num, conf_num) except exceptions.NoSolution: return __generate_single__(var_num, conf_num) finally: @@ -204,13 +206,14 @@ def __generate_single__(var_num, conf_num): def __generate_random__(var_num, conf_num): tfile = __buildtempcnf__(var_num, (sf(conf.rules_file), sf(conf.fixed_file)), set()) try: - confs = __exec_sat__(tfile, ['-i', '3', '-s', struct.unpack('<L', os.urandom(4))[0]], conf_num) - for con in confs: - if not __register_conf__(con, conf_num, 'random-sat'): - __generate_random__(var_num, conf_num) + while True: + seed = struct.unpack('<L', os.urandom(4))[0] + confs = __exec_sat__(tfile, ['-i', '3', '-s', str(seed)], conf_num) + for con in confs: + if __register_conf__(con, conf_num, 'random-sat'): + return True finally: os.remove(tfile) - return True def generate(): """Collect boolean equations from files rules and required |