- Fixed xlogdump not to use pg_crc32_table when building against 9.2,

  because 9.2 has the CRC table as a header file, pg_crc_tables.h.

  Own CRC table is only needed when building xlogdump against 9.1
  or older versions.

Makefile

@@ -1,8 +1,7 @@
 PROGRAM = xlogdump
 OBJS    = strlcpy.o xlogdump.o xlogdump_rmgr.o xlogdump_statement.o xlogdump_oid2name.o
-OBJS    += pg_crc32_table.o
 
-PG_CPPFLAGS = -I$(libpq_srcdir) -DDATADIR=\"$(datadir)\"
+PG_CPPFLAGS = -I. -I$(libpq_srcdir) -DDATADIR=\"$(datadir)\"
 PG_LIBS = $(libpq_pgport)
 
 DATA = oid2name.txt

pg_crc32_table.c → pg_crc32_table.h

@@ -1,3 +1,6 @@
+#ifndef __PG_CRC32_TABLE__
+#define __PG_CRC32_TABLE__
+
 #include "postgres.h"
 
 const uint32 pg_crc32_table[256] = {
@@ -66,3 +69,5 @@ const uint32 pg_crc32_table[256] = {
   0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
   0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D
 };
+
+#endif /* __PG_CRC32_TABLE__ */

xlogdump.c

@@ -40,6 +40,12 @@
 #include "catalog/pg_control.h"
 #include "utils/pg_crc.h"
 
+#if PG_VERSION_NUM >= 90200
+ #include "utils/pg_crc_tables.h"
+#else
+ #include "pg_crc32_table.h"
+#endif
+
 #include "libpq-fe.h"
 #include "pg_config.h"
 #include "pqexpbuffer.h"