checksums-blcksz-error-v2.patch

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Filename: checksums-blcksz-error-v2.patch

Type: text/x-diff

Part: 0

Message: Re: Make pg_checksums complain if compiled BLCKSZ and data folder's block size differ

Patch

Format: unified

Series: patch v2

File	+	−
src/bin/pg_checksums/pg_checksums.c	9	0

diff --git a/src/bin/pg_checksums/pg_checksums.c b/src/bin/pg_checksums/pg_checksums.c
index 5d4083fa9f..b7ebc11017 100644
--- a/src/bin/pg_checksums/pg_checksums.c
+++ b/src/bin/pg_checksums/pg_checksums.c
@@ -327,6 +327,15 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	if (ControlFile->blcksz != BLCKSZ)
+	{
+		fprintf(stderr, _("%s: database cluster is not compatible.\n"),
+				progname);
+		fprintf(stderr, _("The database cluster was initialized with block size %u, but pg_checksums was compiled with block size %u.\n"),
+				ControlFile->blcksz, BLCKSZ);
+		exit(1);
+	}
+
 	if (ControlFile->state != DB_SHUTDOWNED &&
 		ControlFile->state != DB_SHUTDOWNED_IN_RECOVERY)
 	{