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Commit3a3f39f

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committed
Use macros for time-based constants, rather than constants.
1 parent3d9f7ec commit3a3f39f

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6 files changed

+46
-41
lines changed

6 files changed

+46
-41
lines changed

‎src/backend/utils/adt/date.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -2612,7 +2612,7 @@ timetz_zone(PG_FUNCTION_ARGS)
26122612
type=DecodeSpecial(0,lowzone,&val);
26132613

26142614
if (type==TZ||type==DTZ)
2615-
tz=val*60;
2615+
tz=val*MINS_PER_HOUR;
26162616
else
26172617
{
26182618
tzp=pg_tzset(tzname);

‎src/backend/utils/adt/datetime.c‎

Lines changed: 26 additions & 23 deletions
Original file line numberDiff line numberDiff line change
@@ -342,7 +342,7 @@ j2date(int jd, int *year, int *month, int *day)
342342
*year=y-4800;
343343
quad=julian*2141 /65536;
344344
*day=julian-7834*quad /256;
345-
*month= (quad+10) %12+1;
345+
*month= (quad+10) %MONTHS_PER_YEAR+1;
346346

347347
return;
348348
}/* j2date() */
@@ -952,8 +952,8 @@ DecodeDateTime(char **field, int *ftype, int nf,
952952
* DecodeTime()
953953
*/
954954
/* test for > 24:00:00 */
955-
if (tm->tm_hour>24||
956-
(tm->tm_hour==24&&
955+
if (tm->tm_hour>HOURS_PER_DAY||
956+
(tm->tm_hour==HOURS_PER_DAY&&
957957
(tm->tm_min>0||tm->tm_sec>0||*fsec>0)))
958958
returnDTERR_FIELD_OVERFLOW;
959959
break;
@@ -1371,12 +1371,12 @@ DecodeDateTime(char **field, int *ftype, int nf,
13711371
returndterr;
13721372

13731373
/* handle AM/PM */
1374-
if (mer!=HR24&&tm->tm_hour>12)
1374+
if (mer!=HR24&&tm->tm_hour>HOURS_PER_DAY /2)
13751375
returnDTERR_FIELD_OVERFLOW;
1376-
if (mer==AM&&tm->tm_hour==12)
1376+
if (mer==AM&&tm->tm_hour==HOURS_PER_DAY /2)
13771377
tm->tm_hour=0;
1378-
elseif (mer==PM&&tm->tm_hour!=12)
1379-
tm->tm_hour+=12;
1378+
elseif (mer==PM&&tm->tm_hour!=HOURS_PER_DAY /2)
1379+
tm->tm_hour+=HOURS_PER_DAY /2;
13801380

13811381
/* do additional checking for full date specs... */
13821382
if (*dtype==DTK_DATE)
@@ -2058,17 +2058,18 @@ DecodeTimeOnly(char **field, int *ftype, int nf,
20582058
returndterr;
20592059

20602060
/* handle AM/PM */
2061-
if (mer!=HR24&&tm->tm_hour>12)
2061+
if (mer!=HR24&&tm->tm_hour>HOURS_PER_DAY /2)
20622062
returnDTERR_FIELD_OVERFLOW;
2063-
if (mer==AM&&tm->tm_hour==12)
2063+
if (mer==AM&&tm->tm_hour==HOURS_PER_DAY /2)
20642064
tm->tm_hour=0;
2065-
elseif (mer==PM&&tm->tm_hour!=12)
2066-
tm->tm_hour+=12;
2065+
elseif (mer==PM&&tm->tm_hour!=HOURS_PER_DAY /2)
2066+
tm->tm_hour+=HOURS_PER_DAY /2;
20672067

2068-
if (tm->tm_hour<0||tm->tm_min<0||tm->tm_min>59||
2069-
tm->tm_sec<0||tm->tm_sec>60||tm->tm_hour>24||
2068+
if (tm->tm_hour<0||tm->tm_min<0||tm->tm_min>MINS_PER_HOUR-1||
2069+
tm->tm_sec<0||tm->tm_sec>SECS_PER_MINUTE||
2070+
tm->tm_hour>HOURS_PER_DAY||
20702071
/* test for > 24:00:00 */
2071-
(tm->tm_hour==24&&
2072+
(tm->tm_hour==HOURS_PER_DAY&&
20722073
(tm->tm_min>0||tm->tm_sec>0||*fsec>0))||
20732074
#ifdefHAVE_INT64_TIMESTAMP
20742075
*fsec<INT64CONST(0)||*fsec>USECS_PER_SEC
@@ -2396,13 +2397,15 @@ DecodeTime(char *str, int fmask, int range,
23962397

23972398
/* do a sanity check */
23982399
#ifdefHAVE_INT64_TIMESTAMP
2399-
if (tm->tm_hour<0||tm->tm_min<0||tm->tm_min>59||
2400-
tm->tm_sec<0||tm->tm_sec>60||*fsec<INT64CONST(0)||
2400+
if (tm->tm_hour<0||tm->tm_min<0||tm->tm_min>MINS_PER_HOUR-1||
2401+
tm->tm_sec<0||tm->tm_sec>SECS_PER_MINUTE||
2402+
*fsec<INT64CONST(0)||
24012403
*fsec>USECS_PER_SEC)
24022404
returnDTERR_FIELD_OVERFLOW;
24032405
#else
2404-
if (tm->tm_hour<0||tm->tm_min<0||tm->tm_min>59||
2405-
tm->tm_sec<0||tm->tm_sec>60||*fsec<0||*fsec>1)
2406+
if (tm->tm_hour<0||tm->tm_min<0||tm->tm_min>MINS_PER_HOUR-1||
2407+
tm->tm_sec<0||tm->tm_sec>SECS_PER_MINUTE||
2408+
*fsec<0||*fsec>1)
24062409
returnDTERR_FIELD_OVERFLOW;
24072410
#endif
24082411

@@ -2748,9 +2751,9 @@ DecodeTimezone(char *str, int *tzp)
27482751

27492752
if (hr<0||hr>14)
27502753
returnDTERR_TZDISP_OVERFLOW;
2751-
if (min<0||min >=60)
2754+
if (min<0||min >=MINS_PER_HOUR)
27522755
returnDTERR_TZDISP_OVERFLOW;
2753-
if (sec<0||sec >=60)
2756+
if (sec<0||sec >=SECS_PER_MINUTE)
27542757
returnDTERR_TZDISP_OVERFLOW;
27552758

27562759
tz= (hr*MINS_PER_HOUR+min)*SECS_PER_MINUTE+sec;
@@ -3324,7 +3327,7 @@ DecodeISO8601Interval(char *str,
33243327
{
33253328
case'Y':
33263329
tm->tm_year+=val;
3327-
tm->tm_mon+= (fval*12);
3330+
tm->tm_mon+= (fval*MONTHS_PER_YEAR);
33283331
break;
33293332
case'M':
33303333
tm->tm_mon+=val;
@@ -3359,7 +3362,7 @@ DecodeISO8601Interval(char *str,
33593362
returnDTERR_BAD_FORMAT;
33603363

33613364
tm->tm_year+=val;
3362-
tm->tm_mon+= (fval*12);
3365+
tm->tm_mon+= (fval*MONTHS_PER_YEAR);
33633366
if (unit=='\0')
33643367
return0;
33653368
if (unit=='T')
@@ -4155,7 +4158,7 @@ InstallTimeZoneAbbrevs(tzEntry *abbrevs, int n)
41554158
{
41564159
strncpy(newtbl[i].token,abbrevs[i].abbrev,TOKMAXLEN);
41574160
newtbl[i].type=abbrevs[i].is_dst ?DTZ :TZ;
4158-
TOVAL(&newtbl[i],abbrevs[i].offset /60);
4161+
TOVAL(&newtbl[i],abbrevs[i].offset /MINS_PER_HOUR);
41594162
}
41604163

41614164
/* Check the ordering, if testing */

‎src/backend/utils/adt/formatting.c‎

Lines changed: 10 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -2129,7 +2129,7 @@ DCH_to_char(FormatNode *node, bool is_interval, TmToChar *in, char *out, Oid col
21292129
* intervals
21302130
*/
21312131
sprintf(s,"%0*d",S_FM(n->suffix) ?0 :2,
2132-
tm->tm_hour % (HOURS_PER_DAY /2)==0 ?12 :
2132+
tm->tm_hour % (HOURS_PER_DAY /2)==0 ?HOURS_PER_DAY /2 :
21332133
tm->tm_hour % (HOURS_PER_DAY /2));
21342134
if (S_THth(n->suffix))
21352135
str_numth(s,s,S_TH_TYPE(n->suffix));
@@ -2486,14 +2486,14 @@ DCH_to_char(FormatNode *node, bool is_interval, TmToChar *in, char *out, Oid col
24862486
if (!tm->tm_mon)
24872487
break;
24882488
sprintf(s,"%*s",S_FM(n->suffix) ?0 :-4,
2489-
rm_months_upper[12-tm->tm_mon]);
2489+
rm_months_upper[MONTHS_PER_YEAR-tm->tm_mon]);
24902490
s+=strlen(s);
24912491
break;
24922492
caseDCH_rm:
24932493
if (!tm->tm_mon)
24942494
break;
24952495
sprintf(s,"%*s",S_FM(n->suffix) ?0 :-4,
2496-
rm_months_lower[12-tm->tm_mon]);
2496+
rm_months_lower[MONTHS_PER_YEAR-tm->tm_mon]);
24972497
s+=strlen(s);
24982498
break;
24992499
caseDCH_W:
@@ -2779,12 +2779,12 @@ DCH_from_char(FormatNode *node, char *in, TmFromChar *out)
27792779
caseDCH_RM:
27802780
from_char_seq_search(&value,&s,rm_months_upper,
27812781
ALL_UPPER,MAX_RM_LEN,n);
2782-
from_char_set_int(&out->mm,12-value,n);
2782+
from_char_set_int(&out->mm,MONTHS_PER_YEAR-value,n);
27832783
break;
27842784
caseDCH_rm:
27852785
from_char_seq_search(&value,&s,rm_months_lower,
27862786
ALL_LOWER,MAX_RM_LEN,n);
2787-
from_char_set_int(&out->mm,12-value,n);
2787+
from_char_set_int(&out->mm,MONTHS_PER_YEAR-value,n);
27882788
break;
27892789
caseDCH_W:
27902790
from_char_parse_int(&out->w,&s,n);
@@ -3236,16 +3236,16 @@ do_to_timestamp(text *date_txt, text *fmt,
32363236

32373237
if (tmfc.clock==CLOCK_12_HOUR)
32383238
{
3239-
if (tm->tm_hour<1||tm->tm_hour>12)
3239+
if (tm->tm_hour<1||tm->tm_hour>HOURS_PER_DAY /2)
32403240
ereport(ERROR,
32413241
(errcode(ERRCODE_INVALID_DATETIME_FORMAT),
32423242
errmsg("hour \"%d\" is invalid for the 12-hour clock",
32433243
tm->tm_hour),
32443244
errhint("Use the 24-hour clock, or give an hour between 1 and 12.")));
32453245

3246-
if (tmfc.pm&&tm->tm_hour<12)
3247-
tm->tm_hour+=12;
3248-
elseif (!tmfc.pm&&tm->tm_hour==12)
3246+
if (tmfc.pm&&tm->tm_hour<HOURS_PER_DAY /2)
3247+
tm->tm_hour+=HOURS_PER_DAY /2;
3248+
elseif (!tmfc.pm&&tm->tm_hour==HOURS_PER_DAY /2)
32493249
tm->tm_hour=0;
32503250
}
32513251

@@ -3347,7 +3347,7 @@ do_to_timestamp(text *date_txt, text *fmt,
33473347

33483348
y=ysum[isleap(tm->tm_year)];
33493349

3350-
for (i=1;i <=12;i++)
3350+
for (i=1;i <=MONTHS_PER_YEAR;i++)
33513351
{
33523352
if (tmfc.ddd<y[i])
33533353
break;

‎src/backend/utils/adt/nabstime.c‎

Lines changed: 5 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -179,13 +179,13 @@ tm2abstime(struct pg_tm * tm, int tz)
179179

180180
/* validate, before going out of range on some members */
181181
if (tm->tm_year<1901||tm->tm_year>2038||
182-
tm->tm_mon<1||tm->tm_mon>12||
182+
tm->tm_mon<1||tm->tm_mon>MONTHS_PER_YEAR||
183183
tm->tm_mday<1||tm->tm_mday>31||
184184
tm->tm_hour<0||
185-
tm->tm_hour>24||/* test for > 24:00:00 */
186-
(tm->tm_hour==24&& (tm->tm_min>0||tm->tm_sec>0))||
187-
tm->tm_min<0||tm->tm_min>59||
188-
tm->tm_sec<0||tm->tm_sec>60)
185+
tm->tm_hour>HOURS_PER_DAY||/* test for > 24:00:00 */
186+
(tm->tm_hour==HOURS_PER_DAY&& (tm->tm_min>0||tm->tm_sec>0))||
187+
tm->tm_min<0||tm->tm_min>MINS_PER_HOUR-1||
188+
tm->tm_sec<0||tm->tm_sec>SECS_PER_MINUTE)
189189
returnINVALID_ABSTIME;
190190

191191
day=date2j(tm->tm_year,tm->tm_mon,tm->tm_mday)-UNIX_EPOCH_JDATE;

‎src/backend/utils/adt/timestamp.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4422,7 +4422,7 @@ timestamp_zone(PG_FUNCTION_ARGS)
44224422

44234423
if (type==TZ||type==DTZ)
44244424
{
4425-
tz=-(val*60);
4425+
tz=-(val*MINS_PER_HOUR);
44264426
result=dt2local(timestamp,tz);
44274427
}
44284428
else
@@ -4596,7 +4596,7 @@ timestamptz_zone(PG_FUNCTION_ARGS)
45964596

45974597
if (type==TZ||type==DTZ)
45984598
{
4599-
tz=val*60;
4599+
tz=val*MINS_PER_HOUR;
46004600
result=dt2local(timestamp,tz);
46014601
}
46024602
else

‎src/include/utils/timestamp.h‎

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -81,6 +81,8 @@ typedef struct
8181
*/
8282
#defineDAYS_PER_MONTH30/* assumes exactly 30 days per month */
8383
#defineHOURS_PER_DAY24/* assume no daylight savings time changes */
84+
#defineMINS_PER_HOUR60/* assume no daylight savings time changes */
85+
#defineSECS_PER_MINUTE60/* assume no daylight savings time changes */
8486

8587
/*
8688
*This doesn't adjust for uneven daylight savings time intervals or leap

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