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Ensure that close() and fclose() are checked for errors, at least in

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cases involving writes.  Per recent discussion about the possibility
of close-time failures on some filesystems.  There is a TODO item for
this, too.
This commit is contained in:
Tom Lane
2004-01-26 22:35:32 +00:00
parent e0707cbae9
commit c77f363384
15 changed files with 155 additions and 56 deletions
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29
src/backend/access/transam/xlog.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.132 2004/01/19 19:04:40 tgl Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.133 2004/01/26 22:35:31 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1044,7 +1044,7 @@ XLogWrite(XLogwrtRqst WriteRqst)
*/
if (openLogFile >= 0)
{
if (close(openLogFile) != 0)
if (close(openLogFile))
ereport(PANIC,
(errcode_for_file_access(),
errmsg("could not close log file %u, segment %u: %m",
@ -1162,7 +1162,7 @@ XLogWrite(XLogwrtRqst WriteRqst)
if (openLogFile >= 0 &&
!XLByteInPrevSeg(LogwrtResult.Write, openLogId, openLogSeg))
{
if (close(openLogFile) != 0)
if (close(openLogFile))
ereport(PANIC,
(errcode_for_file_access(),
errmsg("could not close log file %u, segment %u: %m",
@ -1427,7 +1427,10 @@ XLogFileInit(uint32 log, uint32 seg,
(errcode_for_file_access(),
errmsg("could not fsync file \"%s\": %m", tmppath)));
close(fd);
if (close(fd))
ereport(PANIC,
(errcode_for_file_access(),
errmsg("could not close file \"%s\": %m", tmppath)));
/*
* Now move the segment into place with its final name.
@ -2205,7 +2208,10 @@ WriteControlFile(void)
(errcode_for_file_access(),
errmsg("could not fsync control file: %m")));
close(fd);
if (close(fd))
ereport(PANIC,
(errcode_for_file_access(),
errmsg("could not close control file: %m")));
}
static void
@ -2382,7 +2388,10 @@ UpdateControlFile(void)
(errcode_for_file_access(),
errmsg("could not fsync control file: %m")));
close(fd);
if (close(fd))
ereport(PANIC,
(errcode_for_file_access(),
errmsg("could not close control file: %m")));
}
/*
@ -2535,7 +2544,11 @@ BootStrapXLOG(void)
(errcode_for_file_access(),
errmsg("could not fsync bootstrap transaction log file: %m")));
close(openLogFile);
if (close(openLogFile))
ereport(PANIC,
(errcode_for_file_access(),
errmsg("could not close bootstrap transaction log file: %m")));
openLogFile = -1;
memset(ControlFile, 0, sizeof(ControlFileData));
@ -3577,7 +3590,7 @@ assign_xlog_sync_method(const char *method, bool doit, GucSource source)
openLogId, openLogSeg)));
if (open_sync_bit != new_sync_bit)
{
if (close(openLogFile) != 0)
if (close(openLogFile))
ereport(PANIC,
(errcode_for_file_access(),
errmsg("could not close log file %u, segment %u: %m",