diff options
Diffstat (limited to 'src/backend/utils/adt/numeric.c')
| -rw-r--r-- | src/backend/utils/adt/numeric.c | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/src/backend/utils/adt/numeric.c b/src/backend/utils/adt/numeric.c index 228c43c6c46..4ea0fec1c1a 100644 --- a/src/backend/utils/adt/numeric.c +++ b/src/backend/utils/adt/numeric.c @@ -5,7 +5,7 @@ * * 1998 Jan Wieck * - * $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.53 2002/09/04 20:31:28 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/adt/numeric.c,v 1.54 2002/09/18 21:35:22 tgl Exp $ * * ---------- */ @@ -1709,6 +1709,50 @@ numeric_float4(PG_FUNCTION_ARGS) } +Datum +text_numeric(PG_FUNCTION_ARGS) +{ + text *str = PG_GETARG_TEXT_P(0); + int len; + char *s; + Datum result; + + len = (VARSIZE(str) - VARHDRSZ); + s = palloc(len + 1); + memcpy(s, VARDATA(str), len); + *(s + len) = '\0'; + + result = DirectFunctionCall3(numeric_in, CStringGetDatum(s), + ObjectIdGetDatum(0), Int32GetDatum(-1)); + + pfree(s); + + return result; +} + +Datum +numeric_text(PG_FUNCTION_ARGS) +{ + /* val is numeric, but easier to leave it as Datum */ + Datum val = PG_GETARG_DATUM(0); + char *s; + int len; + text *result; + + s = DatumGetCString(DirectFunctionCall1(numeric_out, val)); + len = strlen(s); + + result = (text *) palloc(VARHDRSZ + len); + + VARATT_SIZEP(result) = len + VARHDRSZ; + memcpy(VARDATA(result), s, len); + + pfree(s); + + PG_RETURN_TEXT_P(result); +} + + /* ---------------------------------------------------------------------- * * Aggregate functions |