libs/pbd/debug.cc

   1 /*
   2     Copyright (C) 2009 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <cstring>
  21 #include <cstdlib>
  22 #include <iostream>
  23 #include <map>
  24
  25 #include "pbd/debug.h"
  26
  27 #include "i18n.h"
  28
  29 using namespace std;
  30 static uint64_t _debug_bit = 1;
  31 static std::map<const char*,uint64_t> _debug_bit_map;
  32
  33 uint64_t PBD::DEBUG::Stateful = PBD::new_debug_bit ("stateful");
  34 uint64_t PBD::DEBUG::Properties = PBD::new_debug_bit ("properties");
  35 uint64_t PBD::DEBUG::FileManager = PBD::new_debug_bit ("filemanager");
  36 uint64_t PBD::DEBUG::Pool = PBD::new_debug_bit ("pool");
  37
  38 uint64_t PBD::debug_bits = 0x0;
  39
  40 uint64_t
  41 PBD::new_debug_bit (const char* name)
  42 {
  43         uint64_t ret;
  44         _debug_bit_map.insert (make_pair (name, _debug_bit));
  45         ret = _debug_bit;
  46         _debug_bit <<= 1;
  47         return ret;
  48 }
  49
  50 void
  51 PBD::debug_print (const char* prefix, string str)
  52 {
  53         cerr << prefix << ": " << str;
  54 }
  55
  56 void
  57 PBD::set_debug_bits (uint64_t bits)
  58 {
  59         debug_bits = bits;
  60 }
  61
  62 int
  63 PBD::parse_debug_options (const char* str)
  64 {
  65         char* p;
  66         char* sp;
  67         uint64_t bits = 0;
  68         char* copy = strdup (str);
  69
  70         p = strtok_r (copy, ",", &sp);
  71
  72         while (p) {
  73                 if (strcasecmp (p, "list") == 0) {
  74                         list_debug_options ();
  75                         free (copy);
  76                         return 1;
  77                 }
  78
  79                 if (strcasecmp (p, "all") == 0) {
  80                         PBD::set_debug_bits (~0ULL);
  81                         free (copy);
  82                         return 0;
  83                 }
  84
  85                 for (map<const char*,uint64_t>::iterator i = _debug_bit_map.begin(); i != _debug_bit_map.end(); ++i) {
  86                         if (strncasecmp (p, i->first, strlen (p)) == 0) {
  87                                 bits |= i->second;
  88                         }
  89                 }
  90
  91                 p = strtok_r (0, ",", &sp);
  92         }
  93
  94         free (copy);
  95         PBD::set_debug_bits (bits);
  96         return 0;
  97 }
  98
  99 void
 100 PBD::list_debug_options ()
 101 {
 102         cout << _("The following debug options are available. Separate multipe options with commas.\nNames are case-insensitive and can be abbreviated.") << endl << endl;
 103         cout << "\tAll" << endl;
 104
 105         for (map<const char*,uint64_t>::iterator i = _debug_bit_map.begin(); i != _debug_bit_map.end(); ++i) {
 106                 cout << "\t" << i->first << endl;
 107         }
 108 }