Const-ify a few more large static tables.

Per research by Andres.

Discussion: https://postgr.es/m/20181015200754.7y7zfuzsoux2c4ya@alap3.anarazel.de
This commit is contained in:
Tom Lane 2018-10-17 15:32:47 -04:00
parent 9958b2b2a8
commit 48d818ede1
4 changed files with 14 additions and 14 deletions

View file

@ -165,7 +165,7 @@ static const datetkn datetktbl[] = {
{YESTERDAY, RESERV, DTK_YESTERDAY} /* yesterday midnight */
};
static int szdatetktbl = sizeof datetktbl / sizeof datetktbl[0];
static const int szdatetktbl = sizeof datetktbl / sizeof datetktbl[0];
/*
* deltatktbl: same format as datetktbl, but holds keywords used to represent
@ -238,7 +238,7 @@ static const datetkn deltatktbl[] = {
{"yrs", UNITS, DTK_YEAR} /* "years" relative */
};
static int szdeltatktbl = sizeof deltatktbl / sizeof deltatktbl[0];
static const int szdeltatktbl = sizeof deltatktbl / sizeof deltatktbl[0];
static TimeZoneAbbrevTable *zoneabbrevtbl = NULL;

View file

@ -1,4 +1,4 @@
static struct
static const struct
{
unsigned short int nec; /* SJIS UDC (NEC selection IBM kanji) */
unsigned short int sjis; /* SJIS UDC (IBM kanji) */

View file

@ -336,6 +336,6 @@ extern char *pgtypes_date_weekdays_short[];
extern char *pgtypes_date_months[];
extern char *months[];
extern char *days[];
extern int day_tab[2][13];
extern const int day_tab[2][13];
#endif /* DT_H */

View file

@ -10,13 +10,13 @@
#include "dt.h"
#include "pgtypes_timestamp.h"
int day_tab[2][13] = {
const int day_tab[2][13] = {
{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 0},
{31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 0}};
typedef long AbsoluteTime;
static datetkn datetktbl[] = {
static const datetkn datetktbl[] = {
/* text, token, lexval */
{EARLY, RESERV, DTK_EARLY}, /* "-infinity" reserved for "early time" */
{"acsst", DTZ, 37800}, /* Cent. Australia */
@ -420,7 +420,7 @@ static datetkn datetktbl[] = {
{ZULU, TZ, 0}, /* UTC */
};
static datetkn deltatktbl[] = {
static const datetkn deltatktbl[] = {
/* text, token, lexval */
{"@", IGNORE_DTF, 0}, /* postgres relative prefix */
{DAGO, AGO, 0}, /* "ago" indicates negative time offset */
@ -490,9 +490,9 @@ static datetkn deltatktbl[] = {
static const unsigned int szdatetktbl = lengthof(datetktbl);
static const unsigned int szdeltatktbl = lengthof(deltatktbl);
static datetkn *datecache[MAXDATEFIELDS] = {NULL};
static const datetkn *datecache[MAXDATEFIELDS] = {NULL};
static datetkn *deltacache[MAXDATEFIELDS] = {NULL};
static const datetkn *deltacache[MAXDATEFIELDS] = {NULL};
char *months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", NULL};
@ -502,12 +502,12 @@ char *pgtypes_date_weekdays_short[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fr
char *pgtypes_date_months[] = {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December", NULL};
static datetkn *
datebsearch(char *key, datetkn *base, unsigned int nel)
static const datetkn *
datebsearch(const char *key, const datetkn *base, unsigned int nel)
{
if (nel > 0)
{
datetkn *last = base + nel - 1,
const datetkn *last = base + nel - 1,
*position;
int result;
@ -540,7 +540,7 @@ int
DecodeUnits(int field, char *lowtoken, int *val)
{
int type;
datetkn *tp;
const datetkn *tp;
/* use strncmp so that we match truncated tokens */
if (deltacache[field] != NULL &&
@ -641,7 +641,7 @@ static int
DecodeSpecial(int field, char *lowtoken, int *val)
{
int type;
datetkn *tp;
const datetkn *tp;
/* use strncmp so that we match truncated tokens */
if (datecache[field] != NULL &&