diff options
Diffstat (limited to 'src/backend/nodes/params.c')
| -rw-r--r-- | src/backend/nodes/params.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/src/backend/nodes/params.c b/src/backend/nodes/params.c index 15e7b1d24f1..07593c55470 100644 --- a/src/backend/nodes/params.c +++ b/src/backend/nodes/params.c @@ -8,7 +8,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/nodes/params.c,v 1.8 2007/01/05 22:19:30 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/nodes/params.c,v 1.9 2007/03/13 00:33:41 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -60,3 +60,34 @@ copyParamList(ParamListInfo from) return retval; } + +/* + * Extract an array of parameter type OIDs from a ParamListInfo. + * + * The result is allocated in CurrentMemoryContext. + */ +void +getParamListTypes(ParamListInfo params, + Oid **param_types, int *num_params) +{ + Oid *ptypes; + int i; + + if (params == NULL || params->numParams <= 0) + { + *param_types = NULL; + *num_params = 0; + return; + } + + ptypes = (Oid *) palloc(params->numParams * sizeof(Oid)); + *param_types = ptypes; + *num_params = params->numParams; + + for (i = 0; i < params->numParams; i++) + { + ParamExternData *prm = ¶ms->params[i]; + + ptypes[i] = prm->ptype; + } +} |