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Add some debug logging code to AllocateFile's failure path to log the

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specific Windows error code (GetLastError).  This is a hopefully temporary
hack to try to diagnose rare failures.  Magnus Hagander
This commit is contained in:
Tom Lane 2006-08-24 03:15:43 +00:00
parent 6935652c34
commit f836c2e37e
1 changed files with 15 additions and 1 deletions
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16
src/backend/storage/file/fd.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/file/fd.c,v 1.128 2006/05/30 13:04:59 momjian Exp $ * $PostgreSQL: pgsql/src/backend/storage/file/fd.c,v 1.129 2006/08/24 03:15:43 tgl Exp $
* *
* NOTES: * NOTES:
* *
@ -1278,6 +1278,20 @@ TryAgain:
errno = save_errno; errno = save_errno;
} }
/*
* TEMPORARY hack to log the Windows error code on fopen failures,
* in hopes of diagnosing some hard-to-reproduce problems.
*/
#ifdef WIN32
{
int save_errno = errno;
elog(LOG, "Windows fopen(\"%s\",\"%s\") failed: code %lu, errno %d",
name, mode, GetLastError(), save_errno);
errno = save_errno;
}
#endif
return NULL; return NULL;
} }