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Now that core functionality is depending on autoconf's AC_C_BIGENDIAN to be

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right, there seems precious little reason to have a pile of hand-maintained
endianness definitions in src/include/port/*.h.  Get rid of those, and make
the couple of places that used them depend on WORDS_BIGENDIAN instead.
This commit is contained in:
Tom Lane
2007-04-06 05:36:51 +00:00
parent 3e23b68dac
commit 37a609b27f
22 changed files with 66 additions and 295 deletions
Download Patch File Download Diff File Expand all files Collapse all files

51
src/backend/libpq/pqformat.c
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@@ -24,7 +24,7 @@
* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/libpq/pqformat.c,v 1.44 2007/02/27 23:48:07 tgl Exp $
* $PostgreSQL: pgsql/src/backend/libpq/pqformat.c,v 1.45 2007/04/06 05:36:50 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -72,9 +72,6 @@
#include <sys/param.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#ifdef HAVE_ENDIAN_H
#include <endian.h>
#endif
#include "libpq/libpq.h"
#include "libpq/pqformat.h"
@@ -312,20 +309,16 @@ pq_sendfloat8(StringInfo buf, float8 f)
swap.h[0] = htonl(swap.h[0]);
swap.h[1] = htonl(swap.h[1]);
/* Have to figure out endianness by testing... */
if (((uint32) 1) == htonl((uint32) 1))
{
/* machine seems to be big-endian, send h[0] first */
appendBinaryStringInfo(buf, (char *) &swap.h[0], 4);
appendBinaryStringInfo(buf, (char *) &swap.h[1], 4);
}
else
{
/* machine seems to be little-endian, send h[1] first */
appendBinaryStringInfo(buf, (char *) &swap.h[1], 4);
appendBinaryStringInfo(buf, (char *) &swap.h[0], 4);
}
#ifdef WORDS_BIGENDIAN
/* machine seems to be big-endian, send h[0] first */
appendBinaryStringInfo(buf, (char *) &swap.h[0], 4);
appendBinaryStringInfo(buf, (char *) &swap.h[1], 4);
#else
/* machine seems to be little-endian, send h[1] first */
appendBinaryStringInfo(buf, (char *) &swap.h[1], 4);
appendBinaryStringInfo(buf, (char *) &swap.h[0], 4);
#endif
#else /* INT64 works */
union
{
float8 f;
@@ -549,21 +542,17 @@ pq_getmsgfloat8(StringInfo msg)
uint32 h[2];
} swap;
/* Have to figure out endianness by testing... */
if (((uint32) 1) == htonl((uint32) 1))
{
/* machine seems to be big-endian, receive h[0] first */
swap.h[0] = pq_getmsgint(msg, 4);
swap.h[1] = pq_getmsgint(msg, 4);
}
else
{
/* machine seems to be little-endian, receive h[1] first */
swap.h[1] = pq_getmsgint(msg, 4);
swap.h[0] = pq_getmsgint(msg, 4);
}
return swap.f;
#ifdef WORDS_BIGENDIAN
/* machine seems to be big-endian, receive h[0] first */
swap.h[0] = pq_getmsgint(msg, 4);
swap.h[1] = pq_getmsgint(msg, 4);
#else
/* machine seems to be little-endian, receive h[1] first */
swap.h[1] = pq_getmsgint(msg, 4);
swap.h[0] = pq_getmsgint(msg, 4);
#endif
return swap.f;
#else /* INT64 works */
union
{
float8 f;