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Add a bunch of pseudo-types to replace the behavior formerly associated

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with OPAQUE, as per recent pghackers discussion.  I still want to do some
more work on the 'cstring' pseudo-type, but I'm going to commit the bulk
of the changes now before the tree starts shifting under me ...
This commit is contained in:
Tom Lane
2002-08-22 00:01:51 +00:00
parent 606c9b9d4f
commit b663f3443b
126 changed files with 2005 additions and 1205 deletions
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55
src/backend/utils/adt/int.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/int.c,v 1.51 2002/06/20 20:29:37 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/int.c,v 1.52 2002/08/22 00:01:43 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -144,59 +144,6 @@ int2vectoreq(PG_FUNCTION_ARGS)
PG_RETURN_BOOL(memcmp(arg1, arg2, INDEX_MAX_KEYS * sizeof(int16)) == 0);
}
/*
* Type int44 has no real-world use, but the regression tests use it.
* It's a four-element vector of int4's.
*/
/*
* int44in - converts "num num ..." to internal form
*
* Note: Fills any missing positions with zeroes.
*/
Datum
int44in(PG_FUNCTION_ARGS)
{
char *input_string = PG_GETARG_CSTRING(0);
int32 *result = (int32 *) palloc(4 * sizeof(int32));
int i;
i = sscanf(input_string,
"%d, %d, %d, %d",
&result[0],
&result[1],
&result[2],
&result[3]);
while (i < 4)
result[i++] = 0;
PG_RETURN_POINTER(result);
}
/*
* int44out - converts internal form to "num num ..."
*/
Datum
int44out(PG_FUNCTION_ARGS)
{
int32 *an_array = (int32 *) PG_GETARG_POINTER(0);
char *result = (char *) palloc(16 * 4); /* Allow 14 digits +
* sign */
int i;
char *walk;
walk = result;
for (i = 0; i < 4; i++)
{
pg_ltoa(an_array[i], walk);
while (*++walk != '\0')
;
*walk++ = ' ';
}
*--walk = '\0';
PG_RETURN_CSTRING(result);
}
/*****************************************************************************
* PUBLIC ROUTINES *