diff options
Diffstat (limited to 'src/backend/port/win32/signal.c')
| -rw-r--r-- | src/backend/port/win32/signal.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/src/backend/port/win32/signal.c b/src/backend/port/win32/signal.c index 336bc59d95c..0a6b68e8fee 100644 --- a/src/backend/port/win32/signal.c +++ b/src/backend/port/win32/signal.c @@ -6,7 +6,7 @@ * Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/port/win32/signal.c,v 1.6 2004/08/29 04:12:46 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/port/win32/signal.c,v 1.7 2004/08/29 05:06:46 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -33,8 +33,11 @@ static DWORD WINAPI pg_signal_thread(LPVOID param); static BOOL WINAPI pg_console_handler(DWORD dwCtrlType); /* Sleep function that can be interrupted by signals */ -void pgwin32_backend_usleep(long microsec) { - if (WaitForSingleObject(pgwin32_signal_event, (microsec < 500 ? 1 : (microsec + 500) / 1000)) == WAIT_OBJECT_0) { +void +pgwin32_backend_usleep(long microsec) +{ + if (WaitForSingleObject(pgwin32_signal_event, (microsec < 500 ? 1 : (microsec + 500) / 1000)) == WAIT_OBJECT_0) + { pgwin32_dispatch_queued_signals(); errno = EINTR; return; @@ -61,20 +64,20 @@ pgwin32_signal_initialize(void) /* Create the global event handle used to flag signals */ pgwin32_signal_event = CreateEvent(NULL, TRUE, FALSE, NULL); - if (pgwin32_signal_event == NULL) + if (pgwin32_signal_event == NULL) ereport(FATAL, - (errmsg_internal("failed to create signal event: %d", (int)GetLastError()))); + (errmsg_internal("failed to create signal event: %d", (int) GetLastError()))); /* Create thread for handling signals */ signal_thread_handle = CreateThread(NULL, 0, pg_signal_thread, NULL, 0, NULL); if (signal_thread_handle == NULL) ereport(FATAL, - (errmsg_internal("failed to create signal handler thread"))); + (errmsg_internal("failed to create signal handler thread"))); /* Create console control handle to pick up Ctrl-C etc */ - if (!SetConsoleCtrlHandler(pg_console_handler, TRUE)) + if (!SetConsoleCtrlHandler(pg_console_handler, TRUE)) ereport(FATAL, - (errmsg_internal("failed to set console control handler"))); + (errmsg_internal("failed to set console control handler"))); } @@ -246,13 +249,16 @@ pg_signal_thread(LPVOID param) } -/* Console control handler will execute on a thread created +/* Console control handler will execute on a thread created by the OS at the time of invocation */ -static BOOL WINAPI pg_console_handler(DWORD dwCtrlType) { +static BOOL WINAPI +pg_console_handler(DWORD dwCtrlType) +{ if (dwCtrlType == CTRL_C_EVENT || dwCtrlType == CTRL_BREAK_EVENT || dwCtrlType == CTRL_CLOSE_EVENT || - dwCtrlType == CTRL_SHUTDOWN_EVENT) { + dwCtrlType == CTRL_SHUTDOWN_EVENT) + { pg_queue_signal(SIGINT); return TRUE; } |