misc/timer: Gather handling of %r and %R options

* bin/autcross.cc: Update.
* bin/autfilt.cc: Update.
* bin/common_aoutput.cc: Gather them. Move process_timer struct.
* bin/common_aoutput.hh: Gather them.
* bin/common_output.hh: Update.
* bin/dstar2tgba.cc: Update.
* bin/ltl2tgba.cc: Update.
* bin/ltlcross.cc: Update.
* bin/ltldo.cc: Update.
* bin/ltlfilt.cc: Update.
* bin/randaut.cc: Update.
* spot/misc/formater.hh: Remove an useless function.
* spot/misc/timer.hh: Add process_timer struct definition.
* spot/misc/timer.cc: Remove old dead code.
* spot/twaalgos/stats.cc: Update.
* spot/twaalgos/stats.hh: Update.

bin/autcross.cc

@@ -52,6 +52,7 @@
 #include <spot/twaalgos/remfin.hh>
 #include <spot/twaalgos/product.hh>
 #include <spot/misc/escape.hh>
+#include <spot/misc/timer.hh>
 
 const char argp_program_doc[] ="\
 Call several tools that process automata and cross-compare their output \
@@ -377,7 +378,7 @@ namespace
       std::string cmd = command.str();
       std::cerr << "Running [" << l << tool_num << "]: "
                 << cmd << std::endl;
-      process_timer timer;
+      spot::process_timer timer;
       timer.start();
       int es = exec_with_timeout(cmd.c_str());
       timer.stop();
@@ -459,7 +460,7 @@ namespace
 
       stats.status_str = status_str;
       stats.status_code = es;
-      stats.time = timer.get_lap_sw();
+      stats.time = timer.walltime();
       if (res)
         {
           stats.ok = true;

bin/autfilt.cc

@@ -991,7 +991,7 @@ namespace
     int
     process_automaton(const spot::const_parsed_aut_ptr& haut) override
     {
-      process_timer timer;
+      spot::process_timer timer;
       timer.start();
 
       // If --stats or --name is used, duplicate the automaton so we

bin/common_aoutput.cc

@@ -384,6 +384,7 @@ hoa_stat_printer::hoa_stat_printer(std::ostream& os, const char* format,
   declare('F', &filename_);
   declare('L', &location_);
   declare('R', &timer_);
+  declare('r', &timer_);
   if (input != ltl_input)
     declare('f', &filename_);        // Override the formula printer.
   declare('h', &output_aut_);
@@ -396,11 +397,11 @@ std::ostream&
 hoa_stat_printer::print(const spot::const_parsed_aut_ptr& haut,
                         const spot::const_twa_graph_ptr& aut,
                         spot::formula f,
-                        const char* filename, int loc, process_timer& ptimer,
+                        const char* filename, int loc,
+                        spot::process_timer& ptimer,
                         const char* csv_prefix, const char* csv_suffix)
 {
-  timer_ = ptimer.dt;
-  double run_time = ptimer.get_lap_sw();
+  timer_ = ptimer;
 
   filename_ = filename ? filename : "";
   csv_prefix_ = csv_prefix ? csv_prefix : "";
@@ -511,7 +512,7 @@ hoa_stat_printer::print(const spot::const_parsed_aut_ptr& haut,
   if (has('x'))
     aut_ap_ = aut->ap();
 
-  auto& res = this->spot::stat_printer::print(aut, f, run_time);
+  auto& res = this->spot::stat_printer::print(aut, f);
   // Make sure we do not store the automaton until the next one is
   // printed, as the registered APs will affect how the next
   // automata are built.
@@ -536,7 +537,7 @@ automaton_printer::automaton_printer(stat_style input)
 void
 automaton_printer::print(const spot::twa_graph_ptr& aut,
                          // Time for statistics
-                         process_timer& ptimer,
+                         spot::process_timer& ptimer,
                          spot::formula f,
                          // Input location for errors and statistics.
                          const char* filename,
@@ -662,11 +663,19 @@ void printable_timer::print(std::ostream& os, const char* pos) const
 #endif
 
   if (*pos != '[')
-  {
-    res = val_.get_uscp(true, true, true, true);
-    os << res / clocks_per_sec;
-    return;
-  }
+    {
+      if (*pos == 'r')
+        {
+          res = val_.walltime();
+          os << res;
+        }
+      else
+        {
+          res = val_.cputime(true, true, true, true);
+          os << res / clocks_per_sec;
+        }
+      return;
+    }
 
   bool user = false;
   bool system = false;
@@ -700,12 +709,15 @@ void printable_timer::print(std::ostream& os, const char* pos) const
       }
   while (*pos != ']');
 
+  if (*(pos + 1) == 'r')
+    percent_error(beg, pos-1);
+
   if (!parent && !children)
     parent = children = true;
   if (!user && !system)
     user = system = true;
 
-  res = val_.get_uscp(user, system, children, parent);
+  res = val_.cputime(user, system, children, parent);
   os << res / clocks_per_sec;
 }
 

bin/common_aoutput.hh

@@ -74,37 +74,17 @@ struct printable_automaton final:
   void print(std::ostream& os, const char* pos) const override;
 };
 
-
-struct process_timer
+struct printable_timer final: public spot::printable
 {
-  void start()
+protected:
+  spot::process_timer val_;
+public:
+  printable_timer& operator=(const spot::process_timer& val)
   {
-    sw.start();
-    dt.start();
+    val_ = val;
+    return *this;
   }
 
-  void stop()
-  {
-    // sw.stop() --> It always returns the duration since the last call to
-    // start(). Therefore, it wont't stop timing, moreover, it can be called
-    // multiple times.
-    sw_lap_ = sw.stop();
-    dt.stop();
-  }
-  double get_lap_sw()
-  {
-    return sw_lap_;
-  }
-
-  spot::timer dt;
-  spot::stopwatch sw;
-  double sw_lap_ = 0;
-};
-
-struct printable_timer final:
-  public spot::printable_value<spot::timer>
-{
-  using spot::printable_value<spot::timer>::operator=;
   void print(std::ostream& os, const char* pos) const override;
 };
 
@@ -166,7 +146,7 @@ public:
     print(const spot::const_parsed_aut_ptr& haut,
         const spot::const_twa_graph_ptr& aut,
         spot::formula f,
-        const char* filename, int loc, process_timer& ptimer,
+        const char* filename, int loc, spot::process_timer& ptimer,
         const char* csv_prefix, const char* csv_suffix);
 
 private:
@@ -210,7 +190,7 @@ public:
 
   void
   print(const spot::twa_graph_ptr& aut,
-        process_timer& ptimer,
+        spot::process_timer& ptimer,
         spot::formula f = nullptr,
         // Input location for errors and statistics.
         const char* filename = nullptr,

bin/common_output.hh

@@ -104,11 +104,10 @@ public:
 
   std::ostream&
   print(const spot::const_twa_graph_ptr& aut,
-        spot::formula f = nullptr,
-        double run_time = -1.)
+        spot::formula f = nullptr)
   {
     formula_ = f;
-    return this->spot::stat_printer::print(aut, f, run_time);
+    return this->spot::stat_printer::print(aut, f);
   }
 
   printable_formula formula_;

bin/dstar2tgba.cc

@@ -122,7 +122,7 @@ namespace
     int
     process_automaton(const spot::const_parsed_aut_ptr& haut) override
     {
-      process_timer timer;
+      spot::process_timer timer;
       timer.start();
       auto nba = spot::to_generalized_buchi(haut->aut);
       auto aut = post.run(nba, nullptr);

bin/ltl2tgba.cc

@@ -139,7 +139,7 @@ namespace
                         s.c_str());
         }
 
-      process_timer timer;
+      spot::process_timer timer;
       timer.start();
       auto aut = trans.run(&f);
       timer.stop();

bin/ltlcross.cc

@@ -519,7 +519,7 @@ namespace
       std::string cmd = command.str();
       std::cerr << "Running [" << l << translator_num << "]: "
                 << cmd << std::endl;
-      process_timer timer;
+      spot::process_timer timer;
       timer.start();
       int es = exec_with_timeout(cmd.c_str());
       timer.stop();
@@ -603,7 +603,7 @@ namespace
           statistics* st = &(*fstats)[translator_num];
           st->status_str = status_str;
           st->status_code = es;
-          st->time = timer.get_lap_sw();
+          st->time = timer.walltime();
 
           // Compute statistics.
           if (res)

bin/ltldo.cc

@@ -190,7 +190,8 @@ namespace
     }
 
     spot::twa_graph_ptr
-    translate(unsigned int translator_num, bool& problem, process_timer& timer)
+    translate(unsigned int translator_num, bool& problem,
+              spot::process_timer& timer)
     {
       output.reset(translator_num);
 
@@ -343,13 +344,13 @@ namespace
       spot::twa_graph_ptr best_aut = nullptr;
       std::string best_stats;
       std::string best_cmdname;
-      process_timer best_timer;
+      spot::process_timer best_timer;
 
       roundval = round;
       for (unsigned t = 0; t < ts; ++t)
         {
           bool problem;
-          process_timer timer;
+          spot::process_timer timer;
           auto aut = runner.translate(t, problem, timer);
           if (problem)
             {

bin/ltlfilt.cc

@@ -36,6 +36,7 @@
 #include "common_range.hh"
 
 #include <spot/misc/hash.hh>
+#include <spot/misc/timer.hh>
 #include <spot/tl/simplify.hh>
 #include <spot/tl/length.hh>
 #include <spot/tl/relabel.hh>
@@ -578,6 +579,10 @@ namespace
     process_formula(spot::formula f,
                     const char* filename = nullptr, int linenum = 0) override
     {
+      spot::process_timer timer;
+      timer.start();
+
+
       if (opt_max_count >= 0 && match_count >= opt_max_count)
         {
           abort_run = true;
@@ -773,6 +778,8 @@ namespace
       if (unique && !unique_set.insert(f).second)
         matched = false;
 
+      timer.stop();
+
       if (matched)
         {
           if (opt->output_define

bin/randaut.cc

@@ -341,7 +341,7 @@ main(int argc, char** argv)
 
       for (;;)
         {
-          process_timer timer;
+          spot::process_timer timer;
           timer.start();
 
           if (ap_count_given.max > 0