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Remove some unnecessary pqsignal() calls to shave a few cycles off 

backend startup.
This commit is contained in:
Tom Lane 2002-02-19 19:54:43 +00:00
parent 6e546c286c
commit 8e2998d8a6
1 changed files with 6 additions and 9 deletions
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15
src/backend/tcop/postgres.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.245 2002/01/10 01:11:45 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.246 2002/02/19 19:54:43 tgl Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@ -1478,9 +1478,10 @@ PostgresMain(int argc, char *argv[], const char *username)
*
* Also note: it's best not to use any signals that are SIG_IGNored in
* the postmaster. If such a signal arrives before we are able to
* change the handler to non-SIG_IGN, it'll get dropped. If
* necessary, make a dummy handler in the postmaster to reserve the
* signal.
* change the handler to non-SIG_IGN, it'll get dropped. Instead,
* make a dummy handler in the postmaster to reserve the signal.
* (Of course, this isn't an issue for signals that are locally generated,
* such as SIGALRM and SIGPIPE.)
*/
pqsignal(SIGHUP, SigHupHandler); /* set flag to read config file */
@ -1508,10 +1509,6 @@ PostgresMain(int argc, char *argv[], const char *username)
*/
pqsignal(SIGCHLD, SIG_DFL); /* system() requires this on some
* platforms */
pqsignal(SIGTTIN, SIG_DFL);
pqsignal(SIGTTOU, SIG_DFL);
pqsignal(SIGCONT, SIG_DFL);
pqsignal(SIGWINCH, SIG_DFL);
pqinitmask();
@ -1626,7 +1623,7 @@ PostgresMain(int argc, char *argv[], const char *username)
if (!IsUnderPostmaster)
{
puts("\nPOSTGRES backend interactive interface ");
puts("$Revision: 1.245 $ $Date: 2002/01/10 01:11:45 $\n");
puts("$Revision: 1.246 $ $Date: 2002/02/19 19:54:43 $\n");
}
/*