VirtualBox

source: vbox/trunk/src/VBox/GuestHost/OpenGL/util/error.c@ 42499

Last change on this file since 42499 was 41635, checked in by vboxsync, 13 years ago

crOpenGL: crDebug adjustments
  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 11.8 KB
Line 
1/* Copyright (c) 2001, Stanford University
2 * All rights reserved
3 *
4 * See the file LICENSE.txt for information on redistributing this software.
5 */
6
7#include "cr_environment.h"
8#include "cr_error.h"
9#include "cr_string.h"
10#include "cr_net.h"
11#include "cr_process.h"
12
13#ifdef WINDOWS
14#define WIN32_LEAN_AND_MEAN
15#include <windows.h>
16#include <io.h>
17#include <fcntl.h>
18#endif
19
20#include <stdio.h>
21#include <stdlib.h>
22#include <stdarg.h>
23#include <signal.h>
24
25#ifndef IN_GUEST
26#define LOG_GROUP LOG_GROUP_SHARED_CROPENGL
27#endif
28#if !defined(IN_GUEST) || defined(CR_DEBUG_BACKDOOR_ENABLE)
29#include <VBox/log.h>
30#endif
31
32#if defined(WINDOWS)
33# define CR_DEBUG_CONSOLE_ENABLE
34#endif
35
36#if defined(WINDOWS) && defined(IN_GUEST)
37# ifndef CR_DEBUG_BACKDOOR_ENABLE
38# error "CR_DEBUG_BACKDOOR_ENABLE is expected!"
39# endif
40#else
41# ifdef CR_DEBUG_BACKDOOR_ENABLE
42# error "CR_DEBUG_BACKDOOR_ENABLE is NOT expected!"
43# endif
44#endif
45
46
47#ifdef CR_DEBUG_BACKDOOR_ENABLE
48# include <VBoxDispMpLogger.h>
49# include <iprt/err.h>
50#endif
51
52
53static char my_hostname[256];
54#ifdef WINDOWS
55static HANDLE my_pid;
56#else
57static int my_pid = 0;
58#endif
59static int canada = 0;
60static int swedish_chef = 0;
61static int australia = 0;
62static int warnings_enabled = 1;
63
64#ifdef DEBUG_misha
65//int g_VBoxFbgFBreakDdi = 0;
66#define DebugBreak() Assert(0)
67#endif
68
69void __getHostInfo( void )
70{
71 char *temp;
72 /* on windows guests we're typically get called in a context of VBoxOGL!DllMain ( which calls VBoxOGLcrutil!crNetInit ),
73 * which may lead to deadlocks..
74 * Avoid it as it is needed for debugging purposes only */
75#if !defined(IN_GUEST) || !defined(RT_OS_WINDOWS)
76 if ( crGetHostname( my_hostname, sizeof( my_hostname ) ) )
77#endif
78 {
79 crStrcpy( my_hostname, "????" );
80 }
81 temp = crStrchr( my_hostname, '.' );
82 if (temp)
83 {
84 *temp = '\0';
85 }
86 my_pid = crGetPID();
87}
88
89static void __crCheckCanada(void)
90{
91 static int first = 1;
92 if (first)
93 {
94 const char *env = crGetenv( "CR_CANADA" );
95 if (env)
96 canada = 1;
97 first = 0;
98 }
99}
100
101static void __crCheckSwedishChef(void)
102{
103 static int first = 1;
104 if (first)
105 {
106 const char *env = crGetenv( "CR_SWEDEN" );
107 if (env)
108 swedish_chef = 1;
109 first = 0;
110 }
111}
112
113static void __crCheckAustralia(void)
114{
115 static int first = 1;
116 if (first)
117 {
118 const char *env = crGetenv( "CR_AUSTRALIA" );
119 const char *env2 = crGetenv( "CR_AUSSIE" );
120 if (env || env2)
121 australia = 1;
122 first = 0;
123 }
124}
125
126static void outputChromiumMessage( FILE *output, char *str )
127{
128 fprintf( output, "%s%s%s%s\n", str,
129 swedish_chef ? " BORK BORK BORK!" : "",
130 canada ? ", eh?" : "",
131 australia ? ", mate!" : ""
132 );
133 fflush( output );
134}
135
136#ifdef WINDOWS
137static void crRedirectIOToConsole()
138{
139 int hConHandle;
140 HANDLE StdHandle;
141 FILE *fp;
142
143 AllocConsole();
144
145 StdHandle = GetStdHandle(STD_OUTPUT_HANDLE);
146 hConHandle = _open_osfhandle((long)StdHandle, _O_TEXT);
147 fp = _fdopen( hConHandle, "w" );
148 *stdout = *fp;
149 *stderr = *fp;
150
151 StdHandle = GetStdHandle(STD_INPUT_HANDLE);
152 hConHandle = _open_osfhandle((long)StdHandle, _O_TEXT);
153 fp = _fdopen( hConHandle, "r" );
154 *stdin = *fp;
155}
156#endif
157
158
159DECLEXPORT(void) crError(const char *format, ... )
160{
161 va_list args;
162 static char txt[8092];
163 int offset;
164#ifdef WINDOWS
165 DWORD err;
166#endif
167
168 __crCheckCanada();
169 __crCheckSwedishChef();
170 __crCheckAustralia();
171 if (!my_hostname[0])
172 __getHostInfo();
173#ifdef WINDOWS
174 if ((err = GetLastError()) != 0 && crGetenv( "CR_WINDOWS_ERRORS" ) != NULL )
175 {
176 static char buf[8092], *temp;
177
178 SetLastError(0);
179 sprintf( buf, "err=%d", err );
180
181 FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER |
182 FORMAT_MESSAGE_FROM_SYSTEM |
183 FORMAT_MESSAGE_MAX_WIDTH_MASK, NULL, err,
184 MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),
185 (LPTSTR) &temp, 0, NULL );
186 if ( temp )
187 {
188 crStrncpy( buf, temp, sizeof(buf)-1 );
189 buf[sizeof(buf)-1] = 0;
190 }
191
192 temp = buf + crStrlen(buf) - 1;
193 while ( temp > buf && isspace( *temp ) )
194 {
195 *temp = '\0';
196 temp--;
197 }
198
199 offset = sprintf( txt, "\t-----------------------\n\tWindows ERROR: %s\n\t----------------------\nCR Error(%s:%d): ", buf, my_hostname, my_pid );
200 }
201 else
202 {
203 offset = sprintf( txt, "OpenGL Error: ");
204 }
205#else
206 offset = sprintf( txt, "OpenGL Error: " );
207#endif
208 va_start( args, format );
209 vsprintf( txt + offset, format, args );
210#if defined(IN_GUEST)
211 crDebug("%s", txt);
212 outputChromiumMessage( stderr, txt );
213#else
214 LogRel(("%s\n", txt));
215#endif
216#ifdef WINDOWS
217 if (crGetenv( "CR_GUI_ERROR" ) != NULL)
218 {
219 MessageBox( NULL, txt, "Chromium Error", MB_OK );
220 }
221 else
222 {
223#endif
224 va_end( args );
225#ifdef WINDOWS
226 }
227#if !defined(DEBUG_leo) && !defined(DEBUG_ll158262) && !defined(DEBUG_misha)
228 if (crGetenv( "CR_DEBUG_ON_ERROR" ) != NULL)
229#endif
230 {
231 DebugBreak();
232 }
233#endif
234
235#ifdef IN_GUEST
236 /* Give chance for things to close down */
237 raise( SIGTERM );
238
239 exit(1);
240#endif
241}
242
243void crEnableWarnings(int onOff)
244{
245 warnings_enabled = onOff;
246}
247
248DECLEXPORT(void) crWarning(const char *format, ... )
249{
250 if (warnings_enabled) {
251 va_list args;
252 static char txt[8092];
253 int offset;
254
255 __crCheckCanada();
256 __crCheckSwedishChef();
257 __crCheckAustralia();
258 if (!my_hostname[0])
259 __getHostInfo();
260 offset = sprintf( txt, "OpenGL Warning: ");
261 va_start( args, format );
262 vsprintf( txt + offset, format, args );
263#if defined(IN_GUEST)
264 crDebug("%s", txt);
265 outputChromiumMessage( stderr, txt );
266#else
267 LogRel(("%s\n", txt));
268#endif
269 va_end( args );
270
271#if defined(WINDOWS) && defined(DEBUG) && !defined(IN_GUEST)
272 DebugBreak();
273#endif
274 }
275}
276
277DECLEXPORT(void) crInfo(const char *format, ... )
278{
279 va_list args;
280 static char txt[8092];
281 int offset;
282
283 __crCheckCanada();
284 __crCheckSwedishChef();
285 __crCheckAustralia();
286 if (!my_hostname[0])
287 __getHostInfo();
288 offset = sprintf( txt, "OpenGL Info: ");
289 va_start( args, format );
290 vsprintf( txt + offset, format, args );
291#if defined(IN_GUEST)
292 crDebug("%s", txt);
293 outputChromiumMessage( stderr, txt );
294#else
295 LogRel(("%s\n", txt));
296#endif
297 va_end( args );
298}
299
300#ifdef CR_DEBUG_BACKDOOR_ENABLE
301static DECLCALLBACK(void) crDebugBackdoorRt(char* pcszStr)
302{
303 RTLogBackdoorPrintf("%s", pcszStr);
304}
305
306static DECLCALLBACK(void) crDebugBackdoorDispMp(char* pcszStr)
307{
308 VBoxDispMpLoggerLog(pcszStr);
309}
310#endif
311
312
313#if defined(DEBUG) && defined(WINDOWS) /* && (!defined(DEBUG_misha) || !defined(IN_GUEST) ) */
314# define CR_DEBUG_DBGPRINT_ENABLE
315#endif
316
317#ifdef CR_DEBUG_DBGPRINT_ENABLE
318static void crDebugDbgPrint(const char *str)
319{
320 OutputDebugString(str);
321 OutputDebugString("\n");
322}
323#endif
324
325DECLEXPORT(void) crDebug(const char *format, ... )
326{
327 va_list args;
328 static char txt[8092];
329 int offset;
330#ifdef WINDOWS
331 DWORD err;
332#endif
333 static FILE *output;
334 static int first_time = 1;
335 static int silent = 0;
336#ifdef CR_DEBUG_BACKDOOR_ENABLE
337 typedef DECLCALLBACK(void) FNCRGEDUGBACKDOOR(char* pcszStr);
338 typedef FNCRGEDUGBACKDOOR *PFNCRGEDUGBACKDOOR;
339 static PFNCRGEDUGBACKDOOR pfnLogBackdoor = NULL;
340#endif
341#ifdef CR_DEBUG_DBGPRINT_ENABLE
342 static int dbgPrintEnable = 0;
343#endif
344
345 if (first_time)
346 {
347 const char *fname = crGetenv( "CR_DEBUG_FILE" );
348 const char *fnamePrefix = crGetenv( "CR_DEBUG_FILE_PREFIX" );
349 char str[2048];
350#ifdef CR_DEBUG_CONSOLE_ENABLE
351 int logToConsole = 0;
352#endif
353#ifdef CR_DEBUG_BACKDOOR_ENABLE
354 if (crGetenv( "CR_DEBUG_BACKDOOR" ))
355 {
356 int rc = VBoxDispMpLoggerInit();
357 if (RT_SUCCESS(rc))
358 pfnLogBackdoor = crDebugBackdoorDispMp;
359 else
360 pfnLogBackdoor = crDebugBackdoorRt;
361 }
362#endif
363#ifdef CR_DEBUG_DBGPRINT_ENABLE
364 if (crGetenv( "CR_DEBUG_DBGPRINT" ))
365 {
366 dbgPrintEnable = 1;
367 }
368#endif
369
370 if (!fname && fnamePrefix)
371 {
372 char pname[1024];
373 if (crStrlen(fnamePrefix) < sizeof (str) - sizeof (pname) - 20)
374 {
375 crGetProcName(pname, 1024);
376 sprintf(str, "%s_%s_%u.txt", fnamePrefix, pname,
377#ifdef RT_OS_WINDOWS
378 GetCurrentProcessId()
379#else
380 crGetPID()
381#endif
382 );
383 fname = &str[0];
384 }
385 }
386
387 first_time = 0;
388 if (fname)
389 {
390 char debugFile[2048], *p;
391 crStrcpy(debugFile, fname);
392 p = crStrstr(debugFile, "%p");
393 if (p) {
394 /* replace %p with process number */
395 unsigned long n = (unsigned long) crGetPID();
396 sprintf(p, "%lu", n);
397 }
398 fname = debugFile;
399 output = fopen( fname, "w" );
400 if (!output)
401 {
402 crError( "Couldn't open debug log %s", fname );
403 }
404 }
405 else
406 {
407#ifdef CR_DEBUG_CONSOLE_ENABLE
408 if (crGetenv( "CR_DEBUG_CONSOLE" ))
409 {
410 crRedirectIOToConsole();
411 logToConsole = 1;
412 }
413#endif
414 output = stderr;
415 }
416
417#if !defined(DEBUG)/* || defined(DEBUG_misha)*/
418 /* Release mode: only emit crDebug messages if CR_DEBUG
419 * or CR_DEBUG_FILE is set.
420 */
421 if (!fname && !crGetenv("CR_DEBUG")
422#ifdef CR_DEBUG_CONSOLE_ENABLE
423 && !logToConsole
424#endif
425#ifdef CR_DEBUG_BACKDOOR_ENABLE
426 && !pfnLogBackdoor
427#endif
428#ifdef CR_DEBUG_DBGPRINT_ENABLE
429 && !dbgPrintEnable
430#endif
431 )
432 silent = 1;
433#endif
434 }
435
436 if (silent)
437 return;
438
439 __crCheckCanada();
440 __crCheckSwedishChef();
441 __crCheckAustralia();
442 if (!my_hostname[0])
443 __getHostInfo();
444
445#ifdef WINDOWS
446 if ((err = GetLastError()) != 0 && crGetenv( "CR_WINDOWS_ERRORS" ) != NULL )
447 {
448 static char buf[8092], *temp;
449
450 SetLastError(0);
451 sprintf( buf, "err=%d", err );
452
453 FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER |
454 FORMAT_MESSAGE_FROM_SYSTEM |
455 FORMAT_MESSAGE_MAX_WIDTH_MASK, NULL, err,
456 MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),
457 (LPTSTR) &temp, 0, NULL );
458 if ( temp )
459 {
460 crStrncpy( buf, temp, sizeof(buf)-1 );
461 buf[sizeof(buf)-1] = 0;
462 }
463
464 temp = buf + crStrlen(buf) - 1;
465 while ( temp > buf && isspace( *temp ) )
466 {
467 *temp = '\0';
468 temp--;
469 }
470
471 offset = sprintf( txt, "\t-----------------------\n\tWindows ERROR: %s\n\t-----------------\nCR Debug(%s:%d): ", buf, my_hostname, my_pid );
472 }
473 else
474 {
475 offset = sprintf( txt, "[0x%x.0x%x] OpenGL Debug: ", GetCurrentProcessId(), crThreadID());
476 }
477#else
478 offset = sprintf( txt, "[0x%lx.0x%lx] OpenGL Debug: ", crGetPID(), crThreadID());
479#endif
480 va_start( args, format );
481 vsprintf( txt + offset, format, args );
482#ifdef CR_DEBUG_BACKDOOR_ENABLE
483 if (pfnLogBackdoor)
484 {
485 pfnLogBackdoor(txt);
486 }
487#endif
488#ifdef CR_DEBUG_DBGPRINT_ENABLE
489 if (dbgPrintEnable)
490 {
491 crDebugDbgPrint(txt);
492 }
493#endif
494#if defined(IN_GUEST)
495 outputChromiumMessage( output, txt );
496#else
497 if (!output
498# ifndef DEBUG_misha
499 || output==stderr
500# endif
501 )
502 {
503 LogRel(("%s\n", txt));
504 }
505 else
506 {
507# ifndef DEBUG_misha
508 LogRel(("%s\n", txt));
509# endif
510 outputChromiumMessage(output, txt);
511 }
512#endif
513 va_end( args );
514}
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