VirtualBox

source: vbox/trunk/src/VBox/GuestHost/OpenGL/util/error.c@ 39868

Last change on this file since 39868 was 39868, checked in by vboxsync, 13 years ago

crOpenGL: don't do GetHostName on Windows guests in crDebug to avoid possible deadlocks
  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 9.3 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#include <VBox/log.h>
28#endif
29
30static char my_hostname[256];
31#ifdef WINDOWS
32static HANDLE my_pid;
33#else
34static int my_pid = 0;
35#endif
36static int canada = 0;
37static int swedish_chef = 0;
38static int australia = 0;
39static int warnings_enabled = 1;
40
41void __getHostInfo( void )
42{
43 char *temp;
44 /* on windows guests we're typically get called in a context of VBoxOGL!DllMain ( which calls VBoxOGLcrutil!crNetInit ),
45 * which may lead to deadlocks..
46 * Avoid it as it is needed for debugging purposes only */
47#if !defined(IN_GUEST) || !defined(RT_OS_WINDOWS)
48 if ( crGetHostname( my_hostname, sizeof( my_hostname ) ) )
49#endif
50 {
51 crStrcpy( my_hostname, "????" );
52 }
53 temp = crStrchr( my_hostname, '.' );
54 if (temp)
55 {
56 *temp = '\0';
57 }
58 my_pid = crGetPID();
59}
60
61static void __crCheckCanada(void)
62{
63 static int first = 1;
64 if (first)
65 {
66 const char *env = crGetenv( "CR_CANADA" );
67 if (env)
68 canada = 1;
69 first = 0;
70 }
71}
72
73static void __crCheckSwedishChef(void)
74{
75 static int first = 1;
76 if (first)
77 {
78 const char *env = crGetenv( "CR_SWEDEN" );
79 if (env)
80 swedish_chef = 1;
81 first = 0;
82 }
83}
84
85static void __crCheckAustralia(void)
86{
87 static int first = 1;
88 if (first)
89 {
90 const char *env = crGetenv( "CR_AUSTRALIA" );
91 const char *env2 = crGetenv( "CR_AUSSIE" );
92 if (env || env2)
93 australia = 1;
94 first = 0;
95 }
96}
97
98static void outputChromiumMessage( FILE *output, char *str )
99{
100 fprintf( output, "%s%s%s%s\n", str,
101 swedish_chef ? " BORK BORK BORK!" : "",
102 canada ? ", eh?" : "",
103 australia ? ", mate!" : ""
104 );
105 fflush( output );
106
107#if defined(DEBUG) && defined(WINDOWS) /* && (!defined(DEBUG_misha) || !defined(IN_GUEST) ) */
108 OutputDebugString(str);
109 OutputDebugString("\n");
110#endif
111}
112
113#ifdef WINDOWS
114static void crRedirectIOToConsole()
115{
116 int hConHandle;
117 HANDLE StdHandle;
118 FILE *fp;
119
120 AllocConsole();
121
122 StdHandle = GetStdHandle(STD_OUTPUT_HANDLE);
123 hConHandle = _open_osfhandle((long)StdHandle, _O_TEXT);
124 fp = _fdopen( hConHandle, "w" );
125 *stdout = *fp;
126 *stderr = *fp;
127
128 StdHandle = GetStdHandle(STD_INPUT_HANDLE);
129 hConHandle = _open_osfhandle((long)StdHandle, _O_TEXT);
130 fp = _fdopen( hConHandle, "r" );
131 *stdin = *fp;
132}
133#endif
134
135
136DECLEXPORT(void) crError(const char *format, ... )
137{
138 va_list args;
139 static char txt[8092];
140 int offset;
141#ifdef WINDOWS
142 DWORD err;
143#endif
144
145 __crCheckCanada();
146 __crCheckSwedishChef();
147 __crCheckAustralia();
148 if (!my_hostname[0])
149 __getHostInfo();
150#ifdef WINDOWS
151 if ((err = GetLastError()) != 0 && crGetenv( "CR_WINDOWS_ERRORS" ) != NULL )
152 {
153 static char buf[8092], *temp;
154
155 SetLastError(0);
156 sprintf( buf, "err=%d", err );
157
158 FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER |
159 FORMAT_MESSAGE_FROM_SYSTEM |
160 FORMAT_MESSAGE_MAX_WIDTH_MASK, NULL, err,
161 MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),
162 (LPTSTR) &temp, 0, NULL );
163 if ( temp )
164 {
165 crStrncpy( buf, temp, sizeof(buf)-1 );
166 buf[sizeof(buf)-1] = 0;
167 }
168
169 temp = buf + crStrlen(buf) - 1;
170 while ( temp > buf && isspace( *temp ) )
171 {
172 *temp = '\0';
173 temp--;
174 }
175
176 offset = sprintf( txt, "\t-----------------------\n\tWindows ERROR: %s\n\t----------------------\nCR Error(%s:%d): ", buf, my_hostname, my_pid );
177 }
178 else
179 {
180 offset = sprintf( txt, "OpenGL Error: ");
181 }
182#else
183 offset = sprintf( txt, "OpenGL Error: " );
184#endif
185 va_start( args, format );
186 vsprintf( txt + offset, format, args );
187#if defined(IN_GUEST)
188 crDebug("%s", txt);
189 outputChromiumMessage( stderr, txt );
190#else
191 LogRel(("%s\n", txt));
192#endif
193#ifdef WINDOWS
194 if (crGetenv( "CR_GUI_ERROR" ) != NULL)
195 {
196 MessageBox( NULL, txt, "Chromium Error", MB_OK );
197 }
198 else
199 {
200#endif
201 va_end( args );
202#ifdef WINDOWS
203 }
204#if !defined(DEBUG_leo) && !defined(DEBUG_ll158262) && !defined(DEBUG_misha)
205 if (crGetenv( "CR_DEBUG_ON_ERROR" ) != NULL)
206#endif
207 {
208 DebugBreak();
209 }
210#endif
211
212#ifdef IN_GUEST
213 /* Give chance for things to close down */
214 raise( SIGTERM );
215
216 exit(1);
217#endif
218}
219
220void crEnableWarnings(int onOff)
221{
222 warnings_enabled = onOff;
223}
224
225DECLEXPORT(void) crWarning(const char *format, ... )
226{
227 if (warnings_enabled) {
228 va_list args;
229 static char txt[8092];
230 int offset;
231
232 __crCheckCanada();
233 __crCheckSwedishChef();
234 __crCheckAustralia();
235 if (!my_hostname[0])
236 __getHostInfo();
237 offset = sprintf( txt, "OpenGL Warning: ");
238 va_start( args, format );
239 vsprintf( txt + offset, format, args );
240#if defined(IN_GUEST)
241 crDebug("%s", txt);
242 outputChromiumMessage( stderr, txt );
243#else
244 LogRel(("%s\n", txt));
245#endif
246 va_end( args );
247
248#if defined(WINDOWS) && defined(DEBUG) && !defined(IN_GUEST)
249 DebugBreak();
250#endif
251 }
252}
253
254DECLEXPORT(void) crInfo(const char *format, ... )
255{
256 va_list args;
257 static char txt[8092];
258 int offset;
259
260 __crCheckCanada();
261 __crCheckSwedishChef();
262 __crCheckAustralia();
263 if (!my_hostname[0])
264 __getHostInfo();
265 offset = sprintf( txt, "OpenGL Info: ");
266 va_start( args, format );
267 vsprintf( txt + offset, format, args );
268#if defined(IN_GUEST)
269 crDebug("%s", txt);
270 outputChromiumMessage( stderr, txt );
271#else
272 LogRel(("%s\n", txt));
273#endif
274 va_end( args );
275}
276
277DECLEXPORT(void) crDebug(const char *format, ... )
278{
279 va_list args;
280 static char txt[8092];
281 int offset;
282#ifdef WINDOWS
283 DWORD err;
284#endif
285 static FILE *output;
286 static int first_time = 1;
287 static int silent = 0;
288
289 if (first_time)
290 {
291 const char *fname = crGetenv( "CR_DEBUG_FILE" );
292 char str[1024];
293
294#if defined(Linux) && defined(IN_GUEST) && defined(DEBUG_leo)
295 if (!fname)
296 {
297 char pname[1024];
298 crGetProcName(pname, 1024);
299 sprintf(str, "/home/leo/crlog_%s.txt", pname);
300 fname = &str[0];
301 }
302#endif
303
304 first_time = 0;
305 if (fname)
306 {
307 char debugFile[1000], *p;
308 crStrcpy(debugFile, fname);
309 p = crStrstr(debugFile, "%p");
310 if (p) {
311 /* replace %p with process number */
312 unsigned long n = (unsigned long) crGetPID();
313 sprintf(p, "%lu", n);
314 }
315 fname = debugFile;
316 output = fopen( fname, "w" );
317 if (!output)
318 {
319 crError( "Couldn't open debug log %s", fname );
320 }
321 }
322 else
323 {
324#if defined(WINDOWS) && defined(IN_GUEST) && (defined(DEBUG_leo) || defined(DEBUG_ll158262))
325 crRedirectIOToConsole();
326#endif
327 output = stderr;
328 }
329#if !defined(DEBUG)/* || defined(DEBUG_misha)*/
330 /* Release mode: only emit crDebug messages if CR_DEBUG
331 * or CR_DEBUG_FILE is set.
332 */
333 if (!fname && !crGetenv("CR_DEBUG"))
334 silent = 1;
335#endif
336 }
337
338 if (silent)
339 return;
340
341 __crCheckCanada();
342 __crCheckSwedishChef();
343 __crCheckAustralia();
344 if (!my_hostname[0])
345 __getHostInfo();
346
347#ifdef WINDOWS
348 if ((err = GetLastError()) != 0 && crGetenv( "CR_WINDOWS_ERRORS" ) != NULL )
349 {
350 static char buf[8092], *temp;
351
352 SetLastError(0);
353 sprintf( buf, "err=%d", err );
354
355 FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER |
356 FORMAT_MESSAGE_FROM_SYSTEM |
357 FORMAT_MESSAGE_MAX_WIDTH_MASK, NULL, err,
358 MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),
359 (LPTSTR) &temp, 0, NULL );
360 if ( temp )
361 {
362 crStrncpy( buf, temp, sizeof(buf)-1 );
363 buf[sizeof(buf)-1] = 0;
364 }
365
366 temp = buf + crStrlen(buf) - 1;
367 while ( temp > buf && isspace( *temp ) )
368 {
369 *temp = '\0';
370 temp--;
371 }
372
373 offset = sprintf( txt, "\t-----------------------\n\tWindows ERROR: %s\n\t-----------------\nCR Debug(%s:%d): ", buf, my_hostname, my_pid );
374 }
375 else
376 {
377 offset = sprintf( txt, "[0x%x] OpenGL Debug: ", crThreadID());
378 }
379#else
380 offset = sprintf( txt, "[0x%lx] OpenGL Debug: ", crThreadID());
381#endif
382 va_start( args, format );
383 vsprintf( txt + offset, format, args );
384#if defined(IN_GUEST)
385 outputChromiumMessage( output, txt );
386#else
387# if defined(DEBUG) && (defined(DEBUG_leo) || defined(DEBUG_ll158262))
388 outputChromiumMessage( output, txt );
389# endif
390#ifndef DEBUG_misha
391 if (output==stderr)
392#endif
393 {
394 LogRel(("%s\n", txt));
395 }
396#ifndef DEBUG_misha
397 else
398#endif
399 {
400 outputChromiumMessage(output, txt);
401 }
402#endif
403 va_end( args );
404}
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