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autfilt, dstar2tgba: factorize input code

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* bin/autfilt.cc, bin/dstar2tgba.cc: Move the common
hoa_processor class ...
* bin/common_hoaread.hh: ... here.
This commit is contained in:
Alexandre Duret-Lutz 2017-07-26 15:00:33 +02:00
parent 9690c2230d
commit 8be8bb2f95
3 changed files with 123 additions and 191 deletions
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98
bin/dstar2tgba.cc
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@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2013, 2014, 2015, 2016 Laboratoire de Recherche et
// Copyright (C) 2013, 2014, 2015, 2016, 2017 Laboratoire de Recherche et
// Développement de l'Epita (LRDE).
//
// This file is part of Spot, a model checking library.
@ -108,110 +108,20 @@ parse_opt(int key, char* arg, struct argp_state*)
namespace
{
class dstar_processor final: public job_processor
class dstar_processor final: public hoa_processor
{
public:
spot::postprocessor& post;
automaton_printer printer;
dstar_processor(spot::postprocessor& post)
: post(post), printer(aut_input)
: hoa_processor(spot::make_bdd_dict()), post(post), printer(aut_input)
{
}
int
process_formula(spot::formula, const char*, int) override
{
SPOT_UNREACHABLE();
}
int process_string(const std::string& input, const char* filename,
int linenum) override
{
std::ostringstream loc;
loc << filename << ':' << linenum;
std::string locstr = loc.str();
return process_automaton_stream
(spot::automaton_stream_parser(input.c_str(), locstr, opt_parse),
locstr.c_str());
}
int
aborted(const spot::const_parsed_aut_ptr& h, const char* filename)
{
std::cerr << filename << ':' << h->loc << ": aborted input automaton\n";
return 2;
}
int
process_file(const char* filename) override
{
// If we have a filename like "foo/NN" such
// that:
// ① foo/NN is not a file,
// ② NN is a number,
// ③ foo is a file,
// then it means we want to open foo as
// a CSV file and process column NN.
if (const char* slash = strrchr(filename, '/'))
{
char* end;
errno = 0;
long int col = strtol(slash + 1, &end, 10);
if (errno == 0 && !*end && col != 0)
{
struct stat buf;
if (stat(filename, &buf) != 0)
{
col_to_read = col;
if (real_filename)
free(real_filename);
real_filename = strndup(filename, slash - filename);
// Special case for stdin.
if (real_filename[0] == '-' && real_filename[1] == 0)
return process_stream(std::cin, real_filename);
std::ifstream input(real_filename);
if (input)
return process_stream(input, real_filename);
error(2, errno, "cannot open '%s' nor '%s'",
filename, real_filename);
}
}
}
return process_automaton_stream(spot::automaton_stream_parser(filename,
opt_parse),
filename);
}
int process_automaton_stream(spot::automaton_stream_parser&& hp,
const char* filename)
{
int err = 0;
while (!abort_run)
{
auto haut = hp.parse(spot::make_bdd_dict());
if (!haut->aut && haut->errors.empty())
break;
if (haut->format_errors(std::cerr))
err = 2;
if (!haut->aut)
error(2, 0, "failed to read automaton from %s", filename);
else if (haut->aborted)
err = std::max(err, aborted(haut, filename));
else
process_automaton(haut, filename);
}
return err;
}
int
process_automaton(const spot::const_parsed_aut_ptr& haut,
const char* filename)
const char* filename) override
{
process_timer timer;
timer.start();