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Tweak: use memcpy() in text_time(), rather than manually copying bytes

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in a loop.
This commit is contained in:
Neil Conway 2007-05-30 19:38:05 +00:00
parent 85df43f341
commit f14f27dd38
1 changed files with 8 additions and 12 deletions
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20
src/backend/utils/adt/date.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/date.c,v 1.129 2007/02/27 23:48:07 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/date.c,v 1.130 2007/05/30 19:38:05 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -1635,7 +1635,7 @@ time_text(PG_FUNCTION_ARGS)
result = palloc(len);
SET_VARSIZE(result, len);
memcpy(VARDATA(result), str, (len - VARHDRSZ));
memcpy(VARDATA(result), str, len - VARHDRSZ);
pfree(str);
@ -1651,11 +1651,9 @@ time_text(PG_FUNCTION_ARGS)
Datum
text_time(PG_FUNCTION_ARGS)
{
text *str = PG_GETARG_TEXT_P(0);
int i;
char *sp,
*dp,
dstr[MAXDATELEN + 1];
text *str = PG_GETARG_TEXT_P(0);
char dstr[MAXDATELEN + 1];
size_t len;
if (VARSIZE(str) - VARHDRSZ > MAXDATELEN)
ereport(ERROR,
@ -1663,11 +1661,9 @@ text_time(PG_FUNCTION_ARGS)
errmsg("invalid input syntax for type time: \"%s\"",
VARDATA(str))));
sp = VARDATA(str);
dp = dstr;
for (i = 0; i < (VARSIZE(str) - VARHDRSZ); i++)
*dp++ = *sp++;
*dp = '\0';
len = VARSIZE(str) - VARHDRSZ;
memcpy(dstr, VARDATA(str), len);
dstr[len] = '\0';
return DirectFunctionCall3(time_in,
CStringGetDatum(dstr),