Fix unsigned output format in SLRU error reporting

Avoid printing signed values as unsigned.  (No impact in practice
expected.)

Author: Pavel Borisov <pashkin.elfe@gmail.com>
Discussion: https://www.postgresql.org/message-id/flat/CALT9ZEHN7hWJo6MgJKqoDMGj%3DGOzQU50wTvOYZXDj7x%3DsUK-kw%40mail.gmail.com

diff --git a/src/backend/access/transam/slru.c b/src/backend/access/transam/slru.c
index 30a476ed5dc7cba427850fda94feaa453cdda539..d34732cb41f934770a5a5fe5b9a1f61362084363 100644 (file)
--- a/src/backend/access/transam/slru.c
+++ b/src/backend/access/transam/slru.c
@@ -949,7 +949,7 @@ SlruReportIOError(SlruCtl ctl, int pageno, TransactionId xid)
            ereport(ERROR,
                    (errcode_for_file_access(),
                     errmsg("could not access status of transaction %u", xid),
-                    errdetail("Could not seek in file \"%s\" to offset %u: %m.",
+                    errdetail("Could not seek in file \"%s\" to offset %d: %m.",
                               path, offset)));
            break;
        case SLRU_READ_FAILED:
@@ -957,24 +957,24 @@ SlruReportIOError(SlruCtl ctl, int pageno, TransactionId xid)
                ereport(ERROR,
                        (errcode_for_file_access(),
                         errmsg("could not access status of transaction %u", xid),
-                        errdetail("Could not read from file \"%s\" at offset %u: %m.",
+                        errdetail("Could not read from file \"%s\" at offset %d: %m.",
                                   path, offset)));
            else
                ereport(ERROR,
                        (errmsg("could not access status of transaction %u", xid),
-                        errdetail("Could not read from file \"%s\" at offset %u: read too few bytes.", path, offset)));
+                        errdetail("Could not read from file \"%s\" at offset %d: read too few bytes.", path, offset)));
            break;
        case SLRU_WRITE_FAILED:
            if (errno)
                ereport(ERROR,
                        (errcode_for_file_access(),
                         errmsg("could not access status of transaction %u", xid),
-                        errdetail("Could not write to file \"%s\" at offset %u: %m.",
+                        errdetail("Could not write to file \"%s\" at offset %d: %m.",
                                   path, offset)));
            else
                ereport(ERROR,
                        (errmsg("could not access status of transaction %u", xid),
-                        errdetail("Could not write to file \"%s\" at offset %u: wrote too few bytes.",
+                        errdetail("Could not write to file \"%s\" at offset %d: wrote too few bytes.",
                                   path, offset)));
            break;
        case SLRU_FSYNC_FAILED: