src/debug.C

   1 /* This file is part of
   2 * ======================================================
   3 *
   4 *           LyX, The Document Processor
   5 *
   6 *           Copyright 1999-2000 The LyX Team.
   7 *
   8 * ====================================================== */
   9
  10 #ifdef __GNUG__
  11 #pragma implementation
  12 #endif
  13
  14 #include <config.h>
  15 #include "debug.h"
  16
  17 #include <iomanip>
  18
  19 using std::ostream;
  20 using std::setw;
  21 using std::endl;
  22
  23 struct error_item {
  24         Debug::type level;
  25         char const * name;
  26         char const * desc;
  27 };
  28
  29 static error_item errorTags[] = {
  30         { Debug::NONE,          "none",         "No debugging message"},
  31         { Debug::INFO,          "info",         "General information"},
  32         { Debug::INIT,          "init",         "Program initialisation"},
  33         { Debug::KEY,           "key",          "Keyboard events handling"},
  34         { Debug::GUI,           "gui",          "GUI handling"},
  35         { Debug::PARSER,        "parser",       "Lyxlex grammer parser"},
  36         { Debug::LYXRC,         "lyxrc",        "Configuration files reading"},
  37         { Debug::KBMAP,         "kbmap",        "Custom keyboard definition"},
  38         { Debug::LATEX,         "latex",        "LaTeX generation/execution"},
  39         { Debug::MATHED,        "mathed",       "Math editor"},
  40         { Debug::FONT,          "font",         "Font handling"},
  41         { Debug::TCLASS,        "tclass",       "Textclass files reading"},
  42         { Debug::LYXVC,         "lyxvc",        "Version control"},
  43         { Debug::LYXSERVER,     "lyxserver",    "External control interface"},
  44         { Debug::ROFF,          "roff",         "Keep *roff temporary files"},
  45         { Debug::ACTION,        "action",       "User commands"},
  46         { Debug::LYXLEX,        "lyxlex",       "The LyX Lexxer"},
  47         { Debug::DEPEND,        "depend",       "Dependency information"},
  48         { Debug::INSETS,        "insets",       "LyX Insets"},
  49         { Debug::ANY,           "any",          "All debugging messages"}
  50 };
  51
  52
  53 static const int numErrorTags = sizeof(errorTags)/sizeof(error_item);
  54
  55
  56 Debug::type Debug::value(string const & val)
  57 {
  58         type l = Debug::NONE;
  59         string v(val);
  60         while (!v.empty()) {
  61                 string::size_type st = v.find(',');
  62                 string tmp(lowercase(v.substr(0, st)));
  63                 if (tmp.empty())
  64                         break;
  65                 // Is it a number?
  66                 if (isStrInt(tmp))
  67                         l |= static_cast<type>(strToInt(tmp));
  68                 else
  69                 // Search for an explicit name
  70                 for (int i = 0 ; i < numErrorTags ; ++i)
  71                         if (tmp == errorTags[i].name) {
  72                                 l |= errorTags[i].level;
  73                                 break;
  74                         }
  75                 if (st == string::npos) break;
  76                 v.erase(0, st + 1);
  77         }
  78         return l;
  79 }
  80
  81
  82 void Debug::showLevel(ostream & o, Debug::type level)
  83 {
  84         // Show what features are traced
  85         for (int i = 0 ; i < numErrorTags ; ++i)
  86                 if (errorTags[i].level != Debug::ANY
  87                     && errorTags[i].level != Debug::NONE
  88                     && errorTags[i].level & level)
  89                         o << "Debugging `" << errorTags[i].name
  90                           << "' (" << errorTags[i].desc << ')' << endl;
  91 }
  92
  93
  94 void Debug::showTags(ostream & os)
  95 {
  96         for (int i = 0 ; i < numErrorTags ; ++i)
  97                 os << setw(7) << errorTags[i].level
  98                    << setw(10) << errorTags[i].name
  99                    << "  " << errorTags[i].desc << '\n';
 100         os.flush();
 101 }