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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file/namespace contains utility functions for enumerating, ending and | 5 // This file/namespace contains utility functions for enumerating, ending and |
6 // computing statistics of processes. | 6 // computing statistics of processes. |
7 | 7 |
8 #ifndef BASE_PROCESS_UTIL_H_ | 8 #ifndef BASE_PROCESS_UTIL_H_ |
9 #define BASE_PROCESS_UTIL_H_ | 9 #define BASE_PROCESS_UTIL_H_ |
10 | 10 |
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413 }; | 413 }; |
414 | 414 |
415 // Enables low fragmentation heap (LFH) for every heaps of this process. This | 415 // Enables low fragmentation heap (LFH) for every heaps of this process. This |
416 // won't have any effect on heaps created after this function call. It will not | 416 // won't have any effect on heaps created after this function call. It will not |
417 // modify data allocated in the heaps before calling this function. So it is | 417 // modify data allocated in the heaps before calling this function. So it is |
418 // better to call this function early in initialization and again before | 418 // better to call this function early in initialization and again before |
419 // entering the main loop. | 419 // entering the main loop. |
420 // Note: Returns true on Windows 2000 without doing anything. | 420 // Note: Returns true on Windows 2000 without doing anything. |
421 bool EnableLowFragmentationHeap(); | 421 bool EnableLowFragmentationHeap(); |
422 | 422 |
423 // Enable 'terminate on heap corruption' flag. Helps protect against heap | 423 // Enables 'terminate on heap corruption' flag. Helps protect against heap |
424 // overflow. Has no effect if the OS doesn't provide the necessary facility. | 424 // overflow. Has no effect if the OS doesn't provide the necessary facility. |
425 void EnableTerminationOnHeapCorruption(); | 425 void EnableTerminationOnHeapCorruption(); |
426 | 426 |
| 427 #if defined(UNIT_TEST) |
| 428 // Enables stack dump to console output on exception and signals. |
| 429 // When enabled, the process will quit immediately. This is meant to be used in |
| 430 // unit_tests only! |
| 431 bool EnableInProcessStackDumping(); |
| 432 #endif // defined(UNIT_TEST) |
| 433 |
427 // If supported on the platform, and the user has sufficent rights, increase | 434 // If supported on the platform, and the user has sufficent rights, increase |
428 // the current process's scheduling priority to a high priority. | 435 // the current process's scheduling priority to a high priority. |
429 void RaiseProcessToHighPriority(); | 436 void RaiseProcessToHighPriority(); |
430 | 437 |
431 #if defined(OS_MACOSX) | 438 #if defined(OS_MACOSX) |
432 // Restore the default exception handler, setting it to Apple Crash Reporter | 439 // Restore the default exception handler, setting it to Apple Crash Reporter |
433 // (ReportCrash). When forking and execing a new process, the child will | 440 // (ReportCrash). When forking and execing a new process, the child will |
434 // inherit the parent's exception ports, which may be set to the Breakpad | 441 // inherit the parent's exception ports, which may be set to the Breakpad |
435 // instance running inside the parent. The parent's Breakpad instance should | 442 // instance running inside the parent. The parent's Breakpad instance should |
436 // not handle the child's exceptions. Calling RestoreDefaultExceptionHandler | 443 // not handle the child's exceptions. Calling RestoreDefaultExceptionHandler |
437 // in the child after forking will restore the standard exception handler. | 444 // in the child after forking will restore the standard exception handler. |
438 // See http://crbug.com/20371/ for more details. | 445 // See http://crbug.com/20371/ for more details. |
439 void RestoreDefaultExceptionHandler(); | 446 void RestoreDefaultExceptionHandler(); |
440 #endif | 447 #endif |
441 | 448 |
442 } // namespace base | 449 } // namespace base |
443 | 450 |
444 #endif // BASE_PROCESS_UTIL_H_ | 451 #endif // BASE_PROCESS_UTIL_H_ |
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