Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Improve Win32 error handling in the backoffice module and fix a compiler warning. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
3c0848797d1c7e1eb89b7c8f387c53ad |
| User & Date: | mistachkin 2018-08-07 23:08:27 |
Context
|
2018-08-07
| ||
| 23:16 | Change backoffice-nodelay to default off. (check-in: 12c487c4 user: drh tags: trunk) | |
| 23:08 | Improve Win32 error handling in the backoffice module and fix a compiler warning. (check-in: 3c084879 user: mistachkin tags: trunk) | |
| 23:03 | Make it possible to debug child processes on Windows. (check-in: e285341f user: mistachkin tags: trunk) | |
Changes
Changes to src/backoffice.c.
281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 ... 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 ... 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 ... 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 |
*/
static void backofficeSigalrmHandler(int x){
fossil_panic("backoffice timeout (%d seconds)", x);
}
#if defined(_WIN32)
static void *threadHandle = NULL;
static void __stdcall backofficeWin32NoopApcProc(ULONG_PTR pArg){} /* NO-OP */
static void backofficeWin32ThreadCleanup(){
if( threadHandle!=NULL ){
/* Queue no-op asynchronous procedure call to the sleeping
* thread. This will cause it to wake up with a non-zero
* return value. */
if( QueueUserAPC(backofficeWin32NoopApcProc, threadHandle, 0) ){
/* Wait for the thread to wake up and then exit. */
WaitForSingleObject(threadHandle, INFINITE);
}
CloseHandle(threadHandle);
threadHandle = NULL;
}
}
static unsigned __stdcall backofficeWin32SigalrmThreadProc(
void *pArg /* IN: Pointer to integer number of whole seconds. */
){
int seconds = FOSSIL_PTR_TO_INT(pArg);
if( SleepEx((DWORD)seconds * 1000, TRUE)==0 ){
................................................................................
}
_endthreadex(0);
return 0; /* NOT REACHED */
}
#endif
static void backofficeTimeout(int x){
#if defined(_WIN32)
backofficeWin32ThreadCleanup();
threadHandle = (void*)_beginthreadex(
0, 0, backofficeWin32SigalrmThreadProc, FOSSIL_INT_TO_PTR(x), 0, 0
);
#else
signal(SIGALRM, backofficeSigalrmHandler);
alarm(x);
#endif
................................................................................
}
db_end_transaction(0);
break;
}
}
}
#if defined(_WIN32)
assert( threadHandle!=NULL );
backofficeWin32ThreadCleanup();
#endif
return;
}
/*
** This routine runs to do the backoffice processing. When adding new
** backoffice processing tasks, add them here.
................................................................................
wchar_t *ax[5];
argv[0] = g.nameOfExe;
argv[1] = "backoffice";
argv[2] = "-R";
argv[3] = backofficeDb;
ax[4] = 0;
for(i=0; i<=3; i++) ax[i] = fossil_utf8_to_unicode(argv[i]);
x = _wspawnv(_P_NOWAIT, ax[0], ax);
for(i=0; i<=3; i++) fossil_unicode_free(ax[i]);
if( g.fAnyTrace ){
fprintf(stderr,
"/***** Subprocess %d creates backoffice child %d *****/\n",
GETPID(), (int)x);
}
if( x>=0 ) return;
|
| > > > > > > > > > > > > > > > > > | < | | |
281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 ... 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 ... 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 ... 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 |
*/
static void backofficeSigalrmHandler(int x){
fossil_panic("backoffice timeout (%d seconds)", x);
}
#if defined(_WIN32)
static void *threadHandle = NULL;
static void __stdcall backofficeWin32NoopApcProc(ULONG_PTR pArg){} /* NO-OP */
static void backofficeWin32ThreadCleanup(int bStrict){
if( threadHandle!=NULL ){
/* Queue no-op asynchronous procedure call to the sleeping
* thread. This will cause it to wake up with a non-zero
* return value. */
if( QueueUserAPC(backofficeWin32NoopApcProc, threadHandle, 0) ){
/* Wait for the thread to wake up and then exit. */
WaitForSingleObject(threadHandle, INFINITE);
}else if(bStrict){
DWORD dwLastError = GetLastError();
fossil_errorlog(
"backofficeWin32ThreadCleanup: QueueUserAPC failed, code %lu",
dwLastError
);
if( !TerminateThread(threadHandle, dwLastError) ){
dwLastError = GetLastError();
fossil_panic(
"backofficeWin32ThreadCleanup: TerminateThread failed, code %lu",
dwLastError
);
}
}
CloseHandle(threadHandle);
threadHandle = NULL;
}else if(bStrict){
fossil_panic(
"backofficeWin32ThreadCleanup: no timeout thread handle"
);
}
}
static unsigned __stdcall backofficeWin32SigalrmThreadProc(
void *pArg /* IN: Pointer to integer number of whole seconds. */
){
int seconds = FOSSIL_PTR_TO_INT(pArg);
if( SleepEx((DWORD)seconds * 1000, TRUE)==0 ){
................................................................................
}
_endthreadex(0);
return 0; /* NOT REACHED */
}
#endif
static void backofficeTimeout(int x){
#if defined(_WIN32)
backofficeWin32ThreadCleanup(0);
threadHandle = (void*)_beginthreadex(
0, 0, backofficeWin32SigalrmThreadProc, FOSSIL_INT_TO_PTR(x), 0, 0
);
#else
signal(SIGALRM, backofficeSigalrmHandler);
alarm(x);
#endif
................................................................................
}
db_end_transaction(0);
break;
}
}
}
#if defined(_WIN32)
backofficeWin32ThreadCleanup(1);
#endif
return;
}
/*
** This routine runs to do the backoffice processing. When adding new
** backoffice processing tasks, add them here.
................................................................................
wchar_t *ax[5];
argv[0] = g.nameOfExe;
argv[1] = "backoffice";
argv[2] = "-R";
argv[3] = backofficeDb;
ax[4] = 0;
for(i=0; i<=3; i++) ax[i] = fossil_utf8_to_unicode(argv[i]);
x = _wspawnv(_P_NOWAIT, ax[0], (const wchar_t * const *)ax);
for(i=0; i<=3; i++) fossil_unicode_free(ax[i]);
if( g.fAnyTrace ){
fprintf(stderr,
"/***** Subprocess %d creates backoffice child %d *****/\n",
GETPID(), (int)x);
}
if( x>=0 ) return;
|