Created
April 9, 2019 22:09
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| int | |
| _IO_flush_all_lockp (int do_lock) | |
| { | |
| int result = 0; | |
| struct _IO_FILE *fp; | |
| int last_stamp; | |
| #ifdef _IO_MTSAFE_IO | |
| __libc_cleanup_region_start (do_lock, flush_cleanup, NULL); | |
| if (do_lock) | |
| _IO_lock_lock (list_all_lock); | |
| #endif | |
| last_stamp = _IO_list_all_stamp; | |
| fp = (_IO_FILE *) _IO_list_all; | |
| while (fp != NULL) | |
| { | |
| run_fp = fp; | |
| if (do_lock) | |
| _IO_flockfile (fp); | |
| if (((fp->_mode <= 0 && fp->_IO_write_ptr > fp->_IO_write_base) | |
| #if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T | |
| || (_IO_vtable_offset (fp) == 0 | |
| && fp->_mode > 0 && (fp->_wide_data->_IO_write_ptr | |
| > fp->_wide_data->_IO_write_base)) | |
| #endif | |
| ) | |
| && _IO_OVERFLOW (fp, EOF) == EOF) | |
| result = EOF; | |
| if (do_lock) | |
| _IO_funlockfile (fp); | |
| run_fp = NULL; | |
| if (last_stamp != _IO_list_all_stamp) | |
| { | |
| /* Something was added to the list. Start all over again. */ | |
| fp = (_IO_FILE *) _IO_list_all; | |
| last_stamp = _IO_list_all_stamp; | |
| } | |
| else | |
| fp = fp->_chain; | |
| } | |
| #ifdef _IO_MTSAFE_IO | |
| if (do_lock) | |
| _IO_lock_unlock (list_all_lock); | |
| __libc_cleanup_region_end (0); | |
| #endif | |
| return result; | |
| } |
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