workbench/classes/zune/nlist/nlist_mcc/Debug.c

   1 /***************************************************************************
   2
   3  NList.mcc - New List MUI Custom Class
   4  Registered MUI class, Serial Number: 1d51 0x9d510030 to 0x9d5100A0
   5                                            0x9d5100C0 to 0x9d5100FF
   6
   7  Copyright (C) 1996-2001 by Gilles Masson
   8  Copyright (C) 2001-2014 NList Open Source Team
   9
  10  This library is free software; you can redistribute it and/or
  11  modify it under the terms of the GNU Lesser General Public
  12  License as published by the Free Software Foundation; either
  13  version 2.1 of the License, or (at your option) any later version.
  14
  15  This library is distributed in the hope that it will be useful,
  16  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  Lesser General Public License for more details.
  19
  20  NList classes Support Site:  http://www.sf.net/projects/nlist-classes
  21
  22  $Id$
  23
  24 ***************************************************************************/
  25
  26 #ifdef DEBUG
  27
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <stdarg.h>
  31 #include <stdio.h>
  32
  33 #include <proto/exec.h>
  34 #include <proto/dos.h>
  35 #include <proto/intuition.h>
  36 #include <proto/timer.h>
  37 #include <proto/utility.h>
  38
  39 #include "SDI_compiler.h"
  40 #include "Debug.h"
  41 #include "version.h"
  42 #include "timeval.h"
  43
  44 // special flagging macros
  45 #define isFlagSet(v,f)      (((v) & (f)) == (f))  // return TRUE if the flag is set
  46 #define hasFlag(v,f)        (((v) & (f)) != 0)    // return TRUE if one of the flags in f is set in v
  47 #define isFlagClear(v,f)    (((v) & (f)) == 0)    // return TRUE if flag f is not set in v
  48 #define SET_FLAG(v,f)       ((v) |= (f))          // set the flag f in v
  49 #define CLEAR_FLAG(v,f)     ((v) &= ~(f))         // clear the flag f in v
  50 #define MASK_FLAG(v,f)      ((v) &= (f))          // mask the variable v with flag f bitwise
  51
  52 // our static variables with default values
  53 static int indent_level = 0;
  54 static BOOL ansi_output = FALSE;
  55 static ULONG debug_flags = DBF_ALWAYS | DBF_STARTUP; // default debug flags
  56 static ULONG debug_classes = DBC_ERROR | DBC_DEBUG | DBC_WARNING | DBC_ASSERT | DBC_REPORT; // default debug classes
  57 #define NUMCLOCKS 8
  58 static int timer_level = -1;
  59 static struct TimeVal startTimes[NUMCLOCKS];
  60
  61 /****************************************************************************/
  62
  63 void SetupDebug(void)
  64 {
  65   char var[256];
  66
  67   kprintf("** NList.mcc v" LIB_REV_STRING " startup ***********************\n");
  68   kprintf("Initializing runtime debugging:\n");
  69
  70   if(GetVar("nlist.mcc.debug", var, sizeof(var), 0) > 0)
  71   {
  72     char *tok;
  73     char *debug = var;
  74
  75     // static list of our debugging classes tokens.
  76     // in the yamdebug variable these classes always start with a @
  77     static struct { const char *token; unsigned long flag; } dbclasses[] =
  78     {
  79       { "ctrace",  DBC_CTRACE   },
  80       { "report",  DBC_REPORT   },
  81       { "assert",  DBC_ASSERT   },
  82       { "timeval", DBC_TIMEVAL  },
  83       { "debug",   DBC_DEBUG    },
  84       { "error",   DBC_ERROR    },
  85       { "warning", DBC_WARNING  },
  86       { "all",     DBC_ALL      },
  87       { NULL,      0            }
  88     };
  89
  90     static struct { const char *token; unsigned long flag; } dbflags[] =
  91     {
  92       { "always",    DBF_ALWAYS    },
  93       { "startup",   DBF_STARTUP   },
  94       { "select",    DBF_SELECT    },
  95       { "input",     DBF_INPUT     },
  96       { "clipboard", DBF_CLIPBOARD },
  97       { "draw",      DBF_DRAW      },
  98       { "all",       DBF_ALL       },
  99       { NULL,        0             }
 100     };
 101
 102     // we parse the env variable token-wise
 103     while((tok = strtok(debug, ", ;")))
 104     {
 105       ULONG i;
 106
 107       // check if the token is class definition or
 108       // just a flag definition
 109       if(tok[0] == '@')
 110       {
 111         // check if this call is a negation or not
 112         if(tok[1] == '!')
 113         {
 114           // search for the token and clear the flag
 115           for(i=0; dbclasses[i].token; i++)
 116           {
 117             if(stricmp(tok+2, dbclasses[i].token) == 0)
 118             {
 119               kprintf("clear '%s' debug class flag.\n", dbclasses[i].token);
 120               CLEAR_FLAG(debug_classes, dbclasses[i].flag);
 121             }
 122           }
 123         }
 124         else
 125         {
 126           // search for the token and set the flag
 127           for(i=0; dbclasses[i].token; i++)
 128           {
 129             if(stricmp(tok+1, dbclasses[i].token) == 0)
 130             {
 131               kprintf("set '%s' debug class flag\n", dbclasses[i].token);
 132               SET_FLAG(debug_classes, dbclasses[i].flag);
 133             }
 134           }
 135         }
 136       }
 137       else
 138       {
 139         // check if this call is a negation or not
 140         if(tok[0] == '!')
 141         {
 142           for(i=0; dbflags[i].token; i++)
 143           {
 144             if(stricmp(tok+1, dbflags[i].token) == 0)
 145             {
 146               kprintf("clear '%s' debug flag\n", dbflags[i].token);
 147               CLEAR_FLAG(debug_flags, dbflags[i].flag);
 148             }
 149           }
 150         }
 151         else
 152         {
 153           // check if the token was "ansi" and if so enable the ANSI color
 154           // output
 155           if(stricmp(tok, "ansi") == 0)
 156           {
 157             kprintf("ansi output enabled\n");
 158             ansi_output = TRUE;
 159           }
 160           else
 161           {
 162             for(i=0; dbflags[i].token; i++)
 163             {
 164               if(stricmp(tok, dbflags[i].token) == 0)
 165               {
 166                 kprintf("set '%s' debug flag\n", dbflags[i].token);
 167                 SET_FLAG(debug_flags, dbflags[i].flag);
 168               }
 169             }
 170           }
 171         }
 172       }
 173
 174       debug = NULL;
 175     }
 176   }
 177
 178   kprintf("set debug classes/flags (env:nlist.mcc.debug): %08lx/%08lx\n", debug_classes, debug_flags);
 179   kprintf("** Normal processing follows ***************************************\n");
 180 }
 181
 182 /****************************************************************************/
 183
 184 void CleanupDebug(void)
 185 {
 186   kprintf("** Cleaned up debugging ********************************************\n");
 187 }
 188
 189 /****************************************************************************/
 190
 191 // define variables for using ANSI colors in our debugging scheme
 192 #define ANSI_ESC_CLR        "\033[0m"
 193 #define ANSI_ESC_BOLD        "\033[1m"
 194 #define ANSI_ESC_UNDERLINE  "\033[4m"
 195 #define ANSI_ESC_BLINK      "\033[5m"
 196 #define ANSI_ESC_REVERSE    "\033[7m"
 197 #define ANSI_ESC_INVISIBLE  "\033[8m"
 198 #define ANSI_ESC_FG_BLACK    "\033[0;30m"
 199 #define ANSI_ESC_FG_RED      "\033[0;31m"
 200 #define ANSI_ESC_FG_GREEN    "\033[0;32m"
 201 #define ANSI_ESC_FG_BROWN    "\033[0;33m"
 202 #define ANSI_ESC_FG_BLUE    "\033[0;34m"
 203 #define ANSI_ESC_FG_PURPLE  "\033[0;35m"
 204 #define ANSI_ESC_FG_CYAN    "\033[0;36m"
 205 #define ANSI_ESC_FG_LGRAY    "\033[0;37m"
 206 #define ANSI_ESC_FG_DGRAY    "\033[1;30m"
 207 #define ANSI_ESC_FG_LRED    "\033[1;31m"
 208 #define ANSI_ESC_FG_LGREEN  "\033[1;32m"
 209 #define ANSI_ESC_FG_YELLOW  "\033[1;33m"
 210 #define ANSI_ESC_FG_LBLUE    "\033[1;34m"
 211 #define ANSI_ESC_FG_LPURPLE  "\033[1;35m"
 212 #define ANSI_ESC_FG_LCYAN    "\033[1;36m"
 213 #define ANSI_ESC_FG_WHITE    "\033[1;37m"
 214 #define ANSI_ESC_BG          "\033[0;4"    // background esc-squ start with 4x
 215 #define ANSI_ESC_BG_BLACK    "\033[0;40m"
 216 #define ANSI_ESC_BG_RED      "\033[0;41m"
 217 #define ANSI_ESC_BG_GREEN    "\033[0;42m"
 218 #define ANSI_ESC_BG_BROWN    "\033[0;43m"
 219 #define ANSI_ESC_BG_BLUE    "\033[0;44m"
 220 #define ANSI_ESC_BG_PURPLE  "\033[0;45m"
 221 #define ANSI_ESC_BG_CYAN    "\033[0;46m"
 222 #define ANSI_ESC_BG_LGRAY    "\033[0;47m"
 223
 224 /****************************************************************************/
 225
 226 INLINE void _INDENT(void)
 227 {
 228   int i;
 229   for(i=0; i < indent_level; i++)
 230     kprintf(" ");
 231 }
 232
 233 /****************************************************************************/
 234
 235 void _ENTER(unsigned long dclass, const char *file, int line, const char *function)
 236 {
 237   if(isFlagSet(debug_classes, dclass))
 238   {
 239     _INDENT();
 240     if(ansi_output)
 241       kprintf("%s%s:%ld:Entering %s%s\n", ANSI_ESC_FG_BROWN, file, line, function, ANSI_ESC_CLR);
 242     else
 243       kprintf("%s:%ld:Entering %s\n", file, line, function);
 244   }
 245
 246   indent_level++;
 247 }
 248
 249 void _LEAVE(unsigned long dclass, const char *file, int line, const char *function)
 250 {
 251   indent_level--;
 252
 253   if(isFlagSet(debug_classes, dclass))
 254   {
 255     _INDENT();
 256     if(ansi_output)
 257       kprintf("%s%s:%ld:Leaving %s%s\n", ANSI_ESC_FG_BROWN, file, line, function, ANSI_ESC_CLR);
 258     else
 259       kprintf("%s:%ld:Leaving %s\n", file, line, function);
 260   }
 261 }
 262
 263 void _RETURN(unsigned long dclass, const char *file, int line, const char *function, unsigned long result)
 264 {
 265   indent_level--;
 266
 267   if(isFlagSet(debug_classes, dclass))
 268   {
 269     _INDENT();
 270     if(ansi_output)
 271       kprintf("%s%s:%ld:Leaving %s (result 0x%08lx, %ld)%s\n", ANSI_ESC_FG_BROWN, file, line, function, result, result, ANSI_ESC_CLR);
 272     else
 273       kprintf("%s:%ld:Leaving %s (result 0x%08lx, %ld)\n", file, line, function, result, result);
 274   }
 275 }
 276
 277 /****************************************************************************/
 278
 279 void _SHOWVALUE(unsigned long dclass, unsigned long dflags, unsigned long value, int size, const char *name, const char *file, int line)
 280 {
 281   if(isFlagSet(debug_classes, dclass) &&
 282      isFlagSet(debug_flags, dflags))
 283   {
 284     const char *fmt;
 285
 286     switch(size)
 287     {
 288       case 1:
 289         fmt = "%s:%ld:%s = %ld, 0x%02lx";
 290       break;
 291
 292       case 2:
 293         fmt = "%s:%ld:%s = %ld, 0x%04lx";
 294       break;
 295
 296       default:
 297         fmt = "%s:%ld:%s = %ld, 0x%08lx";
 298       break;
 299     }
 300
 301     _INDENT();
 302
 303     if(ansi_output)
 304       kprintf(ANSI_ESC_FG_GREEN);
 305
 306     kprintf(fmt, file, line, name, value, value);
 307
 308     if(size == 1 && value < 256)
 309     {
 310       if(value < ' ' || (value >= 127 && value < 160))
 311         kprintf(", '\\x%02lx'", value);
 312       else
 313         kprintf(", '%lc'", value);
 314     }
 315
 316     if(ansi_output)
 317       kprintf("%s\n", ANSI_ESC_CLR);
 318     else
 319       kprintf("\n");
 320   }
 321 }
 322
 323 /****************************************************************************/
 324
 325 void _SHOWPOINTER(unsigned long dclass, unsigned long dflags, const void *p, const char *name, const char *file, int line)
 326 {
 327   if(isFlagSet(debug_classes, dclass) &&
 328      isFlagSet(debug_flags, dflags))
 329   {
 330     const char *fmt;
 331
 332     _INDENT();
 333
 334     if(p != NULL)
 335       fmt = "%s:%ld:%s = 0x%08lx\n";
 336     else
 337       fmt = "%s:%ld:%s = NULL\n";
 338
 339     if(ansi_output)
 340     {
 341       kprintf(ANSI_ESC_FG_GREEN);
 342       kprintf(fmt, file, line, name, p);
 343       kprintf(ANSI_ESC_CLR);
 344     }
 345     else
 346       kprintf(fmt, file, line, name, p);
 347   }
 348 }
 349
 350 /****************************************************************************/
 351
 352 void _SHOWSTRING(unsigned long dclass, unsigned long dflags, const char *string, const char *name, const char *file, int line)
 353 {
 354   if(isFlagSet(debug_classes, dclass) &&
 355      isFlagSet(debug_flags, dflags))
 356   {
 357     _INDENT();
 358
 359     if(ansi_output)
 360       kprintf("%s%s:%ld:%s = 0x%08lx \"%s\"%s\n", ANSI_ESC_FG_GREEN, file, line, name, string, string, ANSI_ESC_CLR);
 361     else
 362       kprintf("%s:%ld:%s = 0x%08lx \"%s\"\n", file, line, name, string, string);
 363   }
 364 }
 365
 366 /****************************************************************************/
 367
 368 void _SHOWMSG(unsigned long dclass, unsigned long dflags, const char *msg, const char *file, int line)
 369 {
 370   if(isFlagSet(debug_classes, dclass) &&
 371      isFlagSet(debug_flags, dflags))
 372   {
 373     _INDENT();
 374
 375     if(ansi_output)
 376       kprintf("%s%s:%ld:%s%s\n", ANSI_ESC_FG_GREEN, file, line, msg, ANSI_ESC_CLR);
 377     else
 378       kprintf("%s:%ld:%s\n", file, line, msg);
 379   }
 380 }
 381
 382 /****************************************************************************/
 383
 384 void _DPRINTF(unsigned long dclass, unsigned long dflags, const char *file, int line, const char *format, ...)
 385 {
 386   if((isFlagSet(debug_classes, dclass) && isFlagSet(debug_flags, dflags)) ||
 387      (isFlagSet(dclass, DBC_ERROR) || isFlagSet(dclass, DBC_WARNING)))
 388   {
 389     va_list args;
 390     static char buf[1024];
 391
 392     _INDENT();
 393
 394     va_start(args, format);
 395     vsnprintf(buf, 1024, format, args);
 396     va_end(args);
 397
 398     if(ansi_output)
 399     {
 400       const char *highlight = ANSI_ESC_FG_GREEN;
 401
 402       switch(dclass)
 403       {
 404         case DBC_CTRACE:  highlight = ANSI_ESC_FG_BROWN; break;
 405         case DBC_REPORT:  highlight = ANSI_ESC_FG_GREEN; break;
 406         case DBC_ASSERT:  highlight = ANSI_ESC_FG_RED;   break;
 407         case DBC_TIMEVAL: highlight = ANSI_ESC_FG_GREEN; break;
 408         case DBC_DEBUG:   highlight = ANSI_ESC_FG_GREEN; break;
 409         case DBC_ERROR:   highlight = ANSI_ESC_FG_RED;   break;
 410         case DBC_WARNING: highlight = ANSI_ESC_FG_PURPLE;break;
 411       }
 412
 413       kprintf("%s%s:%ld:%s%s\n", highlight, file, line, buf, ANSI_ESC_CLR);
 414     }
 415     else
 416       kprintf("%s:%ld:%s\n", file, line, buf);
 417   }
 418 }
 419
 420 /****************************************************************************/
 421
 422 void _STARTCLOCK(unsigned long dclass, unsigned long dflags, const char *file, const unsigned long line)
 423 {
 424   if(isFlagSet(debug_classes, dclass) &&
 425      isFlagSet(debug_flags, dflags))
 426   {
 427     if(timer_level + 1 < NUMCLOCKS)
 428     {
 429       timer_level++;
 430       GetSysTime(TIMEVAL(&startTimes[timer_level]));
 431     }
 432     else
 433       kprintf("%s:%ld: already %ld clocks in use\n", file, line, NUMCLOCKS);
 434   }
 435 }
 436
 437 /****************************************************************************/
 438
 439 void _STOPCLOCK(unsigned long dclass, unsigned long dflags, const char *file, const unsigned long line, const char *msg)
 440 {
 441   if(isFlagSet(debug_classes, dclass) &&
 442      isFlagSet(debug_flags, dflags))
 443   {
 444     if(timer_level >= 0)
 445     {
 446       struct TimeVal stopTime;
 447
 448       GetSysTime(TIMEVAL(&stopTime));
 449       SubTime(TIMEVAL(&stopTime), TIMEVAL(&startTimes[timer_level]));
 450       kprintf("%s:%ld: operation '%s' took %ld.%06ld seconds\n", file, line, msg, stopTime.Seconds, stopTime.Microseconds);
 451       timer_level--;
 452     }
 453     else
 454       kprintf("%s:%ld: no clocks in use\n", file, line);
 455   }
 456 }
 457
 458 /****************************************************************************/
 459
 460 #endif