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Move INDEX_MAX_KEYS to postgres.h, and make it configurable for users.

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This commit is contained in:
Bruce Momjian
2000-01-10 04:36:37 +00:00
parent 8cc9d8454b
commit b99f300675
3 changed files with 26 additions and 30 deletions
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43
src/backend/utils/adt/oid.c
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@ -7,7 +7,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/oid.c,v 1.28 1999/07/17 20:17:58 momjian Exp $ * $Header: /cvsroot/pgsql/src/backend/utils/adt/oid.c,v 1.29 2000/01/10 04:36:34 momjian Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -30,26 +30,23 @@ Oid *
oid8in(char *oidString) oid8in(char *oidString)
{ {
Oid *result; Oid *result;
int nums; int slot;
if (oidString == NULL) if (oidString == NULL)
return NULL; return NULL;
result = (Oid *) palloc(sizeof(Oid[8])); result = (Oid *) palloc(sizeof(Oid[INDEX_MAX_KEYS]));
if ((nums = sscanf(oidString, "%u%u%u%u%u%u%u%u",
&result[0], for (slot=0; *oidString && slot < INDEX_MAX_KEYS; slot++)
&result[1],
&result[2],
&result[3],
&result[4],
&result[5],
&result[6],
&result[7])) != 8)
{ {
do if (sscanf(oidString, "%u", &result[slot]) != 1)
result[nums++] = 0; break;
while (nums < 8); while (*oidString && *oidString != ' ')
oidString++;
} }
while (slot < INDEX_MAX_KEYS)
result[slot++] = 0;
return result; return result;
} }
@ -73,9 +70,9 @@ oid8out(Oid *oidArray)
} }
/* assumes sign, 10 digits, ' ' */ /* assumes sign, 10 digits, ' ' */
rp = result = (char *) palloc(8 * 12); rp = result = (char *) palloc(INDEX_MAX_KEYS * 12);
sp = oidArray; sp = oidArray;
for (num = 8; num != 0; num--) for (num = INDEX_MAX_KEYS; num != 0; num--)
{ {
ltoa(*sp++, rp); ltoa(*sp++, rp);
while (*++rp != '\0') while (*++rp != '\0')
@ -121,13 +118,13 @@ oidne(Oid arg1, Oid arg2)
bool bool
oid8eq(Oid *arg1, Oid *arg2) oid8eq(Oid *arg1, Oid *arg2)
{ {
return (bool) (memcmp(arg1, arg2, 8 * sizeof(Oid)) == 0); return (bool) (memcmp(arg1, arg2, INDEX_MAX_KEYS * sizeof(Oid)) == 0);
} }
bool bool
oid8ne(Oid *arg1, Oid *arg2) oid8ne(Oid *arg1, Oid *arg2)
{ {
return (bool) (memcmp(arg1, arg2, 8 * sizeof(Oid)) != 0); return (bool) (memcmp(arg1, arg2, INDEX_MAX_KEYS * sizeof(Oid)) != 0);
} }
bool bool
@ -135,7 +132,7 @@ oid8lt(Oid *arg1, Oid *arg2)
{ {
int i; int i;
for (i = 0; i < 8; i++) for (i = 0; i < INDEX_MAX_KEYS; i++)
if (!int4eq(arg1[i], arg2[i])) if (!int4eq(arg1[i], arg2[i]))
return int4lt(arg1[i], arg2[i]); return int4lt(arg1[i], arg2[i]);
return false; return false;
@ -146,7 +143,7 @@ oid8le(Oid *arg1, Oid *arg2)
{ {
int i; int i;
for (i = 0; i < 8; i++) for (i = 0; i < INDEX_MAX_KEYS; i++)
if (!int4eq(arg1[i], arg2[i])) if (!int4eq(arg1[i], arg2[i]))
return int4le(arg1[i], arg2[i]); return int4le(arg1[i], arg2[i]);
return true; return true;
@ -157,7 +154,7 @@ oid8ge(Oid *arg1, Oid *arg2)
{ {
int i; int i;
for (i = 0; i < 8; i++) for (i = 0; i < INDEX_MAX_KEYS; i++)
if (!int4eq(arg1[i], arg2[i])) if (!int4eq(arg1[i], arg2[i]))
return int4ge(arg1[i], arg2[i]); return int4ge(arg1[i], arg2[i]);
return true; return true;
@ -168,7 +165,7 @@ oid8gt(Oid *arg1, Oid *arg2)
{ {
int i; int i;
for (i = 0; i < 8; i++) for (i = 0; i < INDEX_MAX_KEYS; i++)
if (!int4eq(arg1[i], arg2[i])) if (!int4eq(arg1[i], arg2[i]))
return int4gt(arg1[i], arg2[i]); return int4gt(arg1[i], arg2[i]);
return false; return false;

5
src/include/catalog/pg_index.h
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@ -7,7 +7,7 @@
* *
* Copyright (c) 1994, Regents of the University of California * Copyright (c) 1994, Regents of the University of California
* *
* $Id: pg_index.h,v 1.12 1999/05/25 16:13:45 momjian Exp $ * $Id: pg_index.h,v 1.13 2000/01/10 04:36:37 momjian Exp $
* *
* NOTES * NOTES
* the genbki.sh script reads this file and generates .bki * the genbki.sh script reads this file and generates .bki
@ -58,9 +58,6 @@ CATALOG(pg_index)
text indpred; /* query plan for partial index predicate */ text indpred; /* query plan for partial index predicate */
} FormData_pg_index; } FormData_pg_index;
#define INDEX_MAX_KEYS 8 /* maximum number of keys in an index
* definition */
/* ---------------- /* ----------------
* Form_pg_index corresponds to a pointer to a tuple with * Form_pg_index corresponds to a pointer to a tuple with
* the format of pg_index relation. * the format of pg_index relation.

8
src/include/postgres.h
View File

@ -6,7 +6,7 @@
* *
* Copyright (c) 1995, Regents of the University of California * Copyright (c) 1995, Regents of the University of California
* *
* $Id: postgres.h,v 1.31 1999/12/21 00:06:41 wieck Exp $ * $Id: postgres.h,v 1.32 2000/01/10 04:36:36 momjian Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -101,8 +101,10 @@ struct varlena
typedef struct varlena bytea; typedef struct varlena bytea;
typedef struct varlena text; typedef struct varlena text;
typedef int2 int28[8]; #define INDEX_MAX_KEYS 8 /* maximum number of keys in an index
typedef Oid oid8[8]; * definition */
typedef int2 int28[INDEX_MAX_KEYS];
typedef Oid oid8[INDEX_MAX_KEYS];
/* /*