lily/debug.cc

   1 /*
   2   debug.cc --  implement debugging routines
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1996--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9
  10 #include <fstream.h>
  11 #include <signal.h>
  12 #include <stdlib.h>
  13
  14 #include "debug.hh"
  15 #include "dstream.hh"
  16 #include "flower-debug.hh"
  17 #include "moment.hh"
  18 #include "misc.hh"
  19 #include "main.hh"
  20
  21 Dstream *my_monitor=0;
  22
  23 void
  24 float_handler (int)
  25 {
  26   cerr << _ ("floating point exception") << endl;
  27   assert (false);
  28 }
  29
  30 void
  31 debug_init ()
  32 {
  33   my_monitor = new Dstream (&cout, ".dstreamrc");
  34   signal (SIGFPE, float_handler);
  35 }
  36
  37 bool check_malloc_b = false;
  38
  39 void
  40 set_debug (bool b)
  41 {
  42   if (b)
  43     flower_dstream = my_monitor;
  44   else
  45     flower_dstream = 0;
  46
  47 #ifdef MEMORY_PARANOID
  48   if (check_malloc_b)
  49     if (mcheck (0))
  50       warning (_ ("can't set mem-checking!"));
  51 #endif
  52 }
  53