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path: root/src/backend/access/transam/twophase.c
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Diffstat (limited to 'src/backend/access/transam/twophase.c')
-rw-r--r--src/backend/access/transam/twophase.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/backend/access/transam/twophase.c b/src/backend/access/transam/twophase.c
index 161282b0794..10d615068ce 100644
--- a/src/backend/access/transam/twophase.c
+++ b/src/backend/access/transam/twophase.c
@@ -1249,12 +1249,17 @@ ReadTwoPhaseFile(TransactionId xid, bool give_warnings)
*/
if (fstat(fd, &stat))
{
+ int save_errno = errno;
+
CloseTransientFile(fd);
if (give_warnings)
+ {
+ errno = save_errno;
ereport(WARNING,
(errcode_for_file_access(),
errmsg("could not stat two-phase state file \"%s\": %m",
path)));
+ }
return NULL;
}
@@ -1281,12 +1286,17 @@ ReadTwoPhaseFile(TransactionId xid, bool give_warnings)
if (read(fd, buf, stat.st_size) != stat.st_size)
{
+ int save_errno = errno;
+
CloseTransientFile(fd);
if (give_warnings)
+ {
+ errno = save_errno;
ereport(WARNING,
(errcode_for_file_access(),
errmsg("could not read two-phase state file \"%s\": %m",
path)));
+ }
pfree(buf);
return NULL;
}
@@ -1574,14 +1584,24 @@ RecreateTwoPhaseFile(TransactionId xid, void *content, int len)
/* Write content and CRC */
if (write(fd, content, len) != len)
{
+ int save_errno = errno;
+
CloseTransientFile(fd);
+
+ /* if write didn't set errno, assume problem is no disk space */
+ errno = save_errno ? save_errno : ENOSPC;
ereport(ERROR,
(errcode_for_file_access(),
errmsg("could not write two-phase state file: %m")));
}
if (write(fd, &statefile_crc, sizeof(pg_crc32c)) != sizeof(pg_crc32c))
{
+ int save_errno = errno;
+
CloseTransientFile(fd);
+
+ /* if write didn't set errno, assume problem is no disk space */
+ errno = save_errno ? save_errno : ENOSPC;
ereport(ERROR,
(errcode_for_file_access(),
errmsg("could not write two-phase state file: %m")));
@@ -1593,7 +1613,10 @@ RecreateTwoPhaseFile(TransactionId xid, void *content, int len)
*/
if (pg_fsync(fd) != 0)
{
+ int save_errno = errno;
+
CloseTransientFile(fd);
+ errno = save_errno;
ereport(ERROR,
(errcode_for_file_access(),
errmsg("could not fsync two-phase state file: %m")));