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Const-ify a couple of datetime parsing subroutines.

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More could be done in this line, but I just grabbed some low-hanging
fruit.  Principal objective was to remove the need for several ugly
unconstify() usages in formatting.c.
This commit is contained in:
Tom Lane
2022-12-09 10:43:45 -05:00
parent ccff2d20ed
commit bad5116957
3 changed files with 11 additions and 11 deletions
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8
src/backend/utils/adt/datetime.c
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@@ -3145,7 +3145,7 @@ DecodeNumberField(int len, char *str, int fmask,
* Return 0 if okay (and set *tzp), a DTERR code if not okay.
*/
int
DecodeTimezone(char *str, int *tzp)
DecodeTimezone(const char *str, int *tzp)
{
int tz;
int hr,
@@ -3223,7 +3223,7 @@ DecodeTimezone(char *str, int *tzp)
* will be related in format.
*/
int
DecodeTimezoneAbbrev(int field, char *lowtoken,
DecodeTimezoneAbbrev(int field, const char *lowtoken,
int *offset, pg_tz **tz)
{
int type;
@@ -3278,7 +3278,7 @@ DecodeTimezoneAbbrev(int field, char *lowtoken,
* will be related in format.
*/
int
DecodeSpecial(int field, char *lowtoken, int *val)
DecodeSpecial(int field, const char *lowtoken, int *val)
{
int type;
const datetkn *tp;
@@ -3985,7 +3985,7 @@ DecodeISO8601Interval(char *str,
* will be related in format.
*/
int
DecodeUnits(int field, char *lowtoken, int *val)
DecodeUnits(int field, const char *lowtoken, int *val)
{
int type;
const datetkn *tp;