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Check for EOF on pipe differs under win32, as it is based on a socket 

implementation.

Claudio Natoli
This commit is contained in:
Bruce Momjian 2004-03-15 16:21:37 +00:00
parent f744c0f760
commit bda6e04ba0
1 changed files with 14 additions and 3 deletions
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17
src/backend/postmaster/pgstat.c
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@ -13,7 +13,7 @@
*
* Copyright (c) 2001-2003, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/backend/postmaster/pgstat.c,v 1.60 2004/03/10 21:12:46 momjian Exp $
* $PostgreSQL: pgsql/src/backend/postmaster/pgstat.c,v 1.61 2004/03/15 16:21:37 momjian Exp $
* ----------
*/
#include "postgres.h"
@ -1642,6 +1642,7 @@ pgstat_mainChild(PGSTAT_FORK_ARGS)
*/
int nread = 0;
int targetlen = sizeof(PgStat_MsgHdr); /* initial */
bool pipeEOF = false;
while (nread < targetlen)
{
@ -1652,13 +1653,23 @@ pgstat_mainChild(PGSTAT_FORK_ARGS)
{
if (errno == EINTR)
continue;
#ifdef WIN32
if (WSAGetLastError() == WSAECONNRESET) /* EOF on the pipe! (win32 socket based implementation) */
{
pipeEOF = true;
break;
}
#endif
ereport(LOG,
(errcode_for_socket_access(),
errmsg("could not read from statistics collector pipe: %m")));
errmsg("could not read from statistics collector pipe: %m")));
exit(1);
}
if (len == 0) /* EOF on the pipe! */
{
pipeEOF = true;
break;
}
nread += len;
if (nread == sizeof(PgStat_MsgHdr))
{
@ -1683,7 +1694,7 @@ pgstat_mainChild(PGSTAT_FORK_ARGS)
* EOF on the pipe implies that the buffer process exited.
* Fall out of outer loop.
*/
if (len == 0)
if (pipeEOF)
break;
/*