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comparison src/SDL.c @ 1190:173c063d4f55

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OS/2 port! This was mostly, if not entirely, written by "Doodle" and "Caetano": doodle@scenergy.dfmk.hu daniel@caetano.eng.br --ryan.
author Ryan C. Gordon <icculus@icculus.org>
date Wed, 23 Nov 2005 07:29:56 +0000
parents b8d311d90021
children c9b51268668f
comparison
equal deleted inserted replaced
1189:c96b326b90ba 1190:173c063d4f55
218 } 218 }
219 219
220 void SDL_Quit(void) 220 void SDL_Quit(void)
221 { 221 {
222 /* Quit all subsystems */ 222 /* Quit all subsystems */
223 #ifdef DEBUG_BUILD
224 printf("[SDL_Quit] : Enter! Calling QuitSubSystem()\n"); fflush(stdout);
225 #endif
223 SDL_QuitSubSystem(SDL_INIT_EVERYTHING); 226 SDL_QuitSubSystem(SDL_INIT_EVERYTHING);
224 227
225 #ifdef CHECK_LEAKS 228 #ifdef CHECK_LEAKS
229 #ifdef DEBUG_BUILD
230 printf("[SDL_Quit] : CHECK_LEAKS\n"); fflush(stdout);
231 #endif
232
226 /* Print the number of surfaces not freed */ 233 /* Print the number of surfaces not freed */
227 if ( surfaces_allocated != 0 ) { 234 if ( surfaces_allocated != 0 ) {
228 fprintf(stderr, "SDL Warning: %d SDL surfaces extant\n", 235 fprintf(stderr, "SDL Warning: %d SDL surfaces extant\n",
229 surfaces_allocated); 236 surfaces_allocated);
230 } 237 }
231 #endif 238 #endif
239 #ifdef DEBUG_BUILD
240 printf("[SDL_Quit] : SDL_UninstallParachute()\n"); fflush(stdout);
241 #endif
232 242
233 /* Uninstall any parachute signal handlers */ 243 /* Uninstall any parachute signal handlers */
234 SDL_UninstallParachute(); 244 SDL_UninstallParachute();
235 245
236 #if !defined(DISABLE_THREADS) && defined(ENABLE_PTH) 246 #if !defined(DISABLE_THREADS) && defined(ENABLE_PTH)
237 pth_kill(); 247 pth_kill();
238 #endif 248 #endif
249 #ifdef DEBUG_BUILD
250 printf("[SDL_Quit] : Returning!\n"); fflush(stdout);
251 #endif
252
239 } 253 }
240 254
241 /* Return the library version number */ 255 /* Return the library version number */
242 const SDL_version * SDL_Linked_Version(void) 256 const SDL_version * SDL_Linked_Version(void)
243 { 257 {
244 return(&version); 258 return(&version);
245 } 259 }
246 260
261 #ifndef __OS2__
247 #if defined(_WIN32_WCE) || (defined(__WATCOMC__) && defined(BUILD_DLL)) 262 #if defined(_WIN32_WCE) || (defined(__WATCOMC__) && defined(BUILD_DLL))
248 /* Need to include DllMain() on Windows CE and Watcom C for some reason.. */ 263 /* Need to include DllMain() on Windows CE and Watcom C for some reason.. */
249 #include <windows.h> 264 #include <windows.h>
250 265
251 BOOL APIENTRY DllMain( HANDLE hModule, 266 BOOL APIENTRY DllMain( HANDLE hModule,
260 break; 275 break;
261 } 276 }
262 return TRUE; 277 return TRUE;
263 } 278 }
264 #endif /* _WIN32_WCE and building DLL with Watcom C */ 279 #endif /* _WIN32_WCE and building DLL with Watcom C */
280 #else
281 // Building for OS/2
282 #ifdef __WATCOMC__
283
284 #define INCL_DOSERRORS
285 #define INCL_DOSEXCEPTIONS
286 #include <os2.h>
287
288 // Exception handler to prevent the Audio thread hanging, making a zombie process!
289 ULONG _System SDL_Main_ExceptionHandler(PEXCEPTIONREPORTRECORD pERepRec,
290 PEXCEPTIONREGISTRATIONRECORD pERegRec,
291 PCONTEXTRECORD pCtxRec,
292 PVOID p)
293 {
294 if (pERepRec->fHandlerFlags & EH_EXIT_UNWIND)
295 return XCPT_CONTINUE_SEARCH;
296 if (pERepRec->fHandlerFlags & EH_UNWINDING)
297 return XCPT_CONTINUE_SEARCH;
298 if (pERepRec->fHandlerFlags & EH_NESTED_CALL)
299 return XCPT_CONTINUE_SEARCH;
300
301 // Do cleanup at every fatal exception!
302 if (((pERepRec->ExceptionNum & XCPT_SEVERITY_CODE) == XCPT_FATAL_EXCEPTION) &&
303 (pERepRec->ExceptionNum != XCPT_BREAKPOINT) &&
304 (pERepRec->ExceptionNum != XCPT_SINGLE_STEP)
305 )
306 {
307 if (SDL_initialized & SDL_INIT_AUDIO)
308 {
309 // This removes the zombie audio thread in case of emergency.
310 #ifdef DEBUG_BUILD
311 printf("[SDL_Main_ExceptionHandler] : Calling SDL_CloseAudio()!\n");
312 #endif
313 SDL_CloseAudio();
314 }
315 }
316 return (XCPT_CONTINUE_SEARCH);
317 }
318
319
320 EXCEPTIONREGISTRATIONRECORD SDL_Main_xcpthand = {0, SDL_Main_ExceptionHandler};
321
322 // The main DLL entry for DLL Initialization and Uninitialization:
323 unsigned _System LibMain(unsigned hmod, unsigned termination)
324 {
325 if (termination)
326 {
327 #ifdef DEBUG_BUILD
328 // printf("[SDL DLL Unintialization] : Removing exception handler\n");
329 #endif
330 DosUnsetExceptionHandler(&SDL_Main_xcpthand);
331 return 1;
332 } else
333 {
334 #ifdef DEBUG_BUILD
335 // Make stdout and stderr unbuffered!
336 setbuf(stdout, NULL);
337 setbuf(stderr, NULL);
338 #endif
339 // Fire up exception handler
340 #ifdef DEBUG_BUILD
341 // printf("[SDL DLL Initialization] : Setting exception handler\n");
342 #endif
343 // Set exception handler
344 DosSetExceptionHandler(&SDL_Main_xcpthand);
345
346 return 1;
347 }
348 }
349
350 #endif
351 #endif