From: Magnus Hagander <magnus@hagander.net>
Date: Sun, 11 Feb 2007 15:12:21 +0000 (+0000)
Subject: Fix for early log messages during postmaster startup getting lost when
X-Git-Url: http://git.postgresql.org/gitweb/static/gitweb.js?a=commitdiff_plain;h=ac3bb787f679904e54bbdd9202bc4c170d266251;p=users%2Fbernd%2Fpostgres.git

Fix for early log messages during postmaster startup getting lost when
running as a service on Win32.

Per report from Harald Armin Massa.

Backpatch to 8.2.
---

diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index dd00cd69ab..4b175dfc68 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -202,8 +202,8 @@ static pid_t StartupPID = 0,
 			BgWriterPID = 0,
 			AutoVacPID = 0,
 			PgArchPID = 0,
-			PgStatPID = 0,
-			SysLoggerPID = 0;
+			PgStatPID = 0;
+pid_t			SysLoggerPID = 0; /* Needs to be accessed from elog.c */
 
 /* Startup/shutdown state */
 #define			NoShutdown		0
diff --git a/src/backend/utils/error/elog.c b/src/backend/utils/error/elog.c
index 61b42b7cb8..91898828bf 100644
--- a/src/backend/utils/error/elog.c
+++ b/src/backend/utils/error/elog.c
@@ -76,6 +76,8 @@ ErrorContextCallback *error_context_stack = NULL;
 
 sigjmp_buf *PG_exception_stack = NULL;
 
+extern pid_t SysLoggerPID;
+
 /* GUC parameters */
 PGErrorVerbosity Log_error_verbosity = PGERROR_VERBOSE;
 char	   *Log_line_prefix = NULL;		/* format for extra log line info */
@@ -1715,9 +1717,10 @@ send_message_to_server_log(ErrorData *edata)
 		 * anything going there and write it to the eventlog instead.
 		 *
 		 * If stderr redirection is active, it's ok to write to stderr because
-		 * that's really a pipe to the syslogger process.
+		 * that's really a pipe to the syslogger process. Unless we're in the
+		 * postmaster, and the syslogger process isn't started yet.
 		 */
-		if ((!Redirect_stderr || am_syslogger) && pgwin32_is_service())
+		if ((!Redirect_stderr || am_syslogger || (!IsUnderPostmaster && SysLoggerPID==0)) && pgwin32_is_service())
 			write_eventlog(edata->elevel, buf.data);
 		else
 #endif