diff options
Diffstat (limited to 'src/backend/tcop/postgres.c')
| -rw-r--r-- | src/backend/tcop/postgres.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c index 8b9c3d4feb9..7a1b49a9275 100644 --- a/src/backend/tcop/postgres.c +++ b/src/backend/tcop/postgres.c @@ -122,13 +122,6 @@ char *register_stack_base_ptr = NULL; #endif /* - * Flag to mark SIGHUP. Whenever the main loop comes around it - * will reread the configuration file. (Better than doing the - * reading in the signal handler, ey?) - */ -static volatile sig_atomic_t got_SIGHUP = false; - -/* * Flag to keep track of whether we have started a transaction. * For extended query protocol this has to be remembered across messages. */ @@ -196,7 +189,6 @@ static bool IsTransactionExitStmt(Node *parsetree); static bool IsTransactionExitStmtList(List *parseTrees); static bool IsTransactionStmtList(List *parseTrees); static void drop_unnamed_stmt(void); -static void SigHupHandler(SIGNAL_ARGS); static void log_disconnections(int code, Datum arg); @@ -2676,13 +2668,19 @@ FloatExceptionHandler(SIGNAL_ARGS) "invalid operation, such as division by zero."))); } -/* SIGHUP: set flag to re-read config file at next convenient time */ -static void -SigHupHandler(SIGNAL_ARGS) +/* + * SIGHUP: set flag to re-read config file at next convenient time. + * + * Sets the ConfigReloadPending flag, which should be checked at convenient + * places inside main loops. (Better than doing the reading in the signal + * handler, ey?) + */ +void +PostgresSigHupHandler(SIGNAL_ARGS) { int save_errno = errno; - got_SIGHUP = true; + ConfigReloadPending = true; if (MyProc) SetLatch(&MyProc->procLatch); @@ -3674,8 +3672,8 @@ PostgresMain(int argc, char *argv[], WalSndSignals(); else { - pqsignal(SIGHUP, SigHupHandler); /* set flag to read config - * file */ + pqsignal(SIGHUP, PostgresSigHupHandler); /* set flag to read config + * file */ pqsignal(SIGINT, StatementCancelHandler); /* cancel current query */ pqsignal(SIGTERM, die); /* cancel current query and exit */ @@ -4069,9 +4067,9 @@ PostgresMain(int argc, char *argv[], * (5) check for any other interesting events that happened while we * slept. */ - if (got_SIGHUP) + if (ConfigReloadPending) { - got_SIGHUP = false; + ConfigReloadPending = false; ProcessConfigFile(PGC_SIGHUP); } |