From deaaecdf2e838dab079addbec9a0a9523b2c1291 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Thu, 26 Sep 1996 03:17:44 +0000
Subject: [PATCH] Prevents possible packet loss from SIGCHLD.
---
src/backend/postmaster/postmaster.c | 19 +++++++++----------
1 file changed, 9 insertions(+), 10 deletions(-)
diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 2160db0f36e..7de3703797b 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.7 1996/09/16 05:40:31 scrappy Exp $
+ * $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.8 1996/09/26 03:17:44 momjian Exp $
*
* NOTES
*
@@ -435,16 +435,15 @@ ServerLoop()
fprintf(stderr, "%s: ServerLoop: select failed\n",
progname);
return(STATUS_ERROR);
- /* [TRH]
- * To avoid race conditions, block SIGCHLD signals while we are
- * handling the request. (both reaper() and ConnCreate()
- * manipulate the BackEnd list, and reaper() calls free() which is
- * usually non-reentrant.)
- */
- sigprocmask(SIG_BLOCK, &newsigmask, &oldsigmask);
-/* sigblock(sigmask(SIGCHLD)); */ /* XXX[TRH] portability */
-
}
+ /* [TRH]
+ * To avoid race conditions, block SIGCHLD signals while we are
+ * handling the request. (both reaper() and ConnCreate()
+ * manipulate the BackEnd list, and reaper() calls free() which is
+ * usually non-reentrant.)
+ */
+ sigprocmask(SIG_BLOCK, &newsigmask, &oldsigmask);
+/* sigblock(sigmask(SIGCHLD)); */ /* XXX[TRH] portability */
if (DebugLvl > 1) {
fprintf(stderr, "%s: ServerLoop: %d sockets pending\n",
progname, nSelected);
--
GitLab