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at/at-3.1.8-11-lexer-parser.diff
cvsdist a5082c8a6a auto-import changelog data from at-3.1.8-46.1.src.rpm 
Fri Jun 20 2003 Jens Petersen <petersen@redhat.com> - 3.1.8-46
- add at-3.1.8-atrun.8-typo-97697.patch to fix typo in atrun.8 (#97697)
- update at.1 description of shell behaviour (#91233)
Tue Jun 17 2003 Jens Petersen <petersen@redhat.com> - 3.1.8-45
- make the job shell default to SHELL instead of "/bin/sh" (#91233)
Wed Jun 04 2003 Elliot Lee <sopwith@redhat.com> - 3.1.8-44
- rebuilt
Tue Jun 03 2003 Jens Petersen <petersen@redhat.com> - 3.1.8-43
- Replace redundant at-3.1.7-paths.patch by
    at-3.1.8-man-timespec-path.patch to fix timespec path
Tue Jun 03 2003 Jens Petersen <petersen@redhat.com> - 3.1.8-41
- update source to at_3.1.8-11 from debian upstream
- update source url
- at-debian.patch no longer needed
- at-3.1.7-paths.patch: the patch to "at.1.in" no longer needed
- replace at-3.1.8-lexer.patch with at-3.1.8-11-lexer-parser.diff
- at-3.1.8-dst.patch no longer needed
- at-3.1.8-lsbdoc.patch no longer needed
- at-3.1.8-o_excl.patch no longer needed
- bump release number
- at-3.1.8-test.patch: move out test.pl to a separate source file
- apply at-3.1.8-test-fix.patch to it and drop patch
- at-3.1.8-shell.patch: drop (#22216,#91233)
- run "make test" after building
- add "--without check" rpmbuild option
- fix autoconf comment to point to right patch
- use _sysconfdir, _sbindir, _bindir, and _localstatedir
2004-09-09 03:16:20 +00:00

895 lines
20 KiB
Diff
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diff -u at-3.1.8-orig/parsetime.l at-3.1.8/parsetime.l
--- at-3.1.8-orig/parsetime.l Sun Sep 28 13:26:30 1997
+++ at-3.1.8/parsetime.l Sat Jan 26 14:18:10 2002
@@ -32,7 +32,6 @@
} while(0)
%}
-WORD [a-z][a-z0-9]+
%%
now { COPY_TOK ; return NOW; }
@@ -57,6 +56,7 @@
day(s)? { COPY_TOK ; return DAY; }
week(s)? { COPY_TOK ; return WEEK; }
month(s)? { COPY_TOK ; return MONTH; }
+year(s)? { COPY_TOK ; return YEAR; }
jan(uary)? { COPY_TOK ; return JAN; }
feb(ruary)? { COPY_TOK ; return FEB; }
mar(ch)? { COPY_TOK ; return MAR; }
@@ -69,9 +69,16 @@
oct(ober)? { COPY_TOK ; return OCT; }
nov(ember)? { COPY_TOK ; return NOV; }
dec(ember)? { COPY_TOK ; return DEC; }
+utc { COPY_TOK ; return UTC; }
+[0-9]{1} { COPY_TOK ; COPY_VAL; return INT1DIGIT; }
+[0-9]{2} { COPY_TOK ; COPY_VAL; return INT2DIGIT; }
+[0-9]{4} { COPY_TOK ; COPY_VAL; return INT4DIGIT; }
+[0-9]{5,8} { COPY_TOK ; COPY_VAL; return INT5_8DIGIT; }
[0-9]+ { COPY_TOK ; COPY_VAL; return INT; }
+[0-9]{1,2}\.[0-9]{1,2}\.[0-9]{2}([0-9]{2})? { COPY_TOK ; COPY_VAL; return DOTTEDDATE; }
+[0-9]{2}([0-9]{2})?-[0-9]{1,2}-[0-9]{1,2} { COPY_TOK ; COPY_VAL; return HYPHENDATE; }
+[012]?[0-9][:'h,.][0-9]{2} { COPY_TOK ; COPY_VAL; return HOURMIN; }
[ \t\n] ;
-{WORD} { COPY_TOK ; COPY_VAL; return WORD; }
. { COPY_TOK ; return yytext[0]; }
%%
diff -u at-3.1.8-orig/parsetime.y at-3.1.8/parsetime.y
--- at-3.1.8-orig/parsetime.y Thu Jan 17 22:15:27 2002
+++ at-3.1.8/parsetime.y Sat Jan 26 14:25:25 2002
@@ -22,6 +22,13 @@
int intval;
}
+%token <charval> DOTTEDDATE
+%token <charval> HYPHENDATE
+%token <charval> HOURMIN
+%token <charval> INT1DIGIT
+%token <charval> INT2DIGIT
+%token <charval> INT4DIGIT
+%token <charval> INT5_8DIGIT
%token <charval> INT
%token NOW
%token AM PM
@@ -31,48 +38,61 @@
%token NEXT
%token MINUTE HOUR DAY WEEK MONTH YEAR
%token JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
-%token <charval> WORD
+%token UTC
-%type <intval> inc_period
-%type <intval> inc_number
+%type <charval> concatenated_date
+%type <charval> hr24clock_hr_min
+%type <charval> int1_2digit
+%type <charval> int2_or_4digit
+%type <charval> integer
+%type <intval> inc_dec_period
+%type <intval> inc_dec_number
%type <intval> day_of_week
%start timespec
%%
-timespec : date
+timespec : spec_base
+ | spec_base inc_or_dec
+ {
+ time_only = 0;
+
+ }
+ ;
+
+spec_base : date
| time
{
time_only = 1;
}
| time date
- | time_or_not inc_or_dec
- | time_or_not date inc_or_dec
- | nowspec
- ;
+ | NOW
+ ;
-nowspec : now
- | now inc_or_dec
+time : time_base
+ | time_base timezone_name
;
-now : NOW
- | TOMORROW
- {
- add_date(1, DAY);
- }
- ;
-
-time_or_not : time
- |
+time_base : hr24clock_hr_min
+ {
+ exectm.tm_min = -1;
+ exectm.tm_hour = -1;
+ sscanf($1, "%2d %2d", &exectm.tm_hour,
+ &exectm.tm_min);
+ free($1);
-time : hr24clock_hr_min
- | hr24clock_hr_min timezone_name
- | hr24clock_hour time_sep minute
- | hr24clock_hour time_sep minute timezone_name
- | hr24clock_hour am_pm
- | hr24clock_hour am_pm timezone_name
- | hr24clock_hour time_sep minute am_pm
- | hr24clock_hour time_sep minute am_pm timezone_name
- | NOON
+ if (exectm.tm_min > 60 || exectm.tm_min < 0) {
+ yyerror("Problem in minutes specification");
+ YYERROR;
+ }
+ if (exectm.tm_hour > 24 || exectm.tm_hour < 0) {
+ yyerror("Problem in hours specification");
+ YYERROR;
+ }
+ }
+ | time_hour am_pm
+ | time_hour_min
+ | time_hour_min am_pm
+ | NOON
{
exectm.tm_hour = 12;
exectm.tm_min = 0;
@@ -81,128 +101,23 @@
{
exectm.tm_hour = 0;
exectm.tm_min = 0;
- add_date(1, DAY);
}
| TEATIME
{
exectm.tm_hour = 16;
exectm.tm_min = 0;
}
- ;
-
-date : month_name day_number
- | month_name day_number year_number
- | month_name day_number ',' year_number
- | day_of_week
- {
- add_date ((6 + $1 - exectm.tm_wday) %7 + 1, DAY);
- }
- | TODAY
- | TOMORROW
- {
- add_date(1, DAY);
- }
- | year_number '-' month_number '-' day_number
- | day_number '.' month_number '.' year_number
- | day_number '.' month_number
- | day_number month_name
- | day_number month_name year_number
- | month_number '/' day_number '/' year_number
- ;
-
-inc_or_dec : increment
- | decrement
-
-increment : '+' inc_number inc_period
- {
- add_date($2, $3);
- }
- | NEXT inc_period
- {
- add_date(1, $2);
- }
- | NEXT day_of_week
- {
- add_date ((6 + $2 - exectm.tm_wday) %7 +1, DAY);
- }
- ;
-
-decrement : '-' inc_number inc_period
- {
- add_date(-$2, $3);
- }
;
-inc_period : MINUTE { $$ = MINUTE ; }
- | HOUR { $$ = HOUR ; }
- | DAY { $$ = DAY ; }
- | WEEK { $$ = WEEK ; }
- | MONTH { $$ = MONTH ; }
- | YEAR { $$ = YEAR ; }
- ;
+hr24clock_hr_min: INT4DIGIT
+ ;
-hr24clock_hr_min: INT
+time_hour : int1_2digit
{
- if (strlen($1) == 4) {
- exectm.tm_min = -1;
- exectm.tm_hour = -1;
- sscanf($1, "%2d %2d", &exectm.tm_hour,
- &exectm.tm_min);
- } else if (strlen($1) >= 5 && strlen($1) <= 8) {
- /* Ok, this is a kluge. I hate design errors... -Joey */
- char shallot[5];
- char *onion;
-
- onion=$1;
- memset (shallot, 0, sizeof (shallot));
- if (strlen($1) == 5 || strlen($1) == 7) {
- strncpy (shallot,onion,1);
- onion++;
- } else {
- strncpy (shallot,onion,2);
- onion+=2;
- }
- sscanf(shallot, "%d", &exectm.tm_mon);
-
- if (exectm.tm_mon < 1 || exectm.tm_mon > 12) {
- yyerror("Error in month number");
- YYERROR;
- }
- exectm.tm_mon--;
-
- memset (shallot, 0, sizeof (shallot));
- strncpy (shallot,onion,2);
- sscanf(shallot, "%d", &exectm.tm_mday);
- if (exectm.tm_mday < 0 || exectm.tm_mday > 31)
- {
- yyerror("Error in day of month");
- YYERROR;
- }
-
- onion+=2;
- memset (shallot, 0, sizeof (shallot));
- strncpy (shallot,onion,4);
- if ( sscanf(shallot, "%d", &exectm.tm_year) != 1) {
- yyerror("Error in year");
- YYERROR;
- }
- if (exectm.tm_year < 70) {
- exectm.tm_year += 100;
- }
- else if (exectm.tm_year > 1900) {
- exectm.tm_year -= 1900;
- }
- }
- else {
- sscanf($1, "%d", &exectm.tm_hour);
- exectm.tm_min = 0;
- }
+ sscanf($1, "%d", &exectm.tm_hour);
+ exectm.tm_min = 0;
free($1);
- if (exectm.tm_min > 60 || exectm.tm_min < 0) {
- yyerror("Problem in minutes specification");
- YYERROR;
- }
if (exectm.tm_hour > 24 || exectm.tm_hour < 0) {
yyerror("Problem in hours specification");
YYERROR;
@@ -210,29 +125,22 @@
}
;
-timezone_name : WORD
+time_hour_min : HOURMIN
{
- if (strcasecmp($1,"utc") == 0) {
- isgmt = 1;
- }
- else {
- yyerror("Only UTC timezone is supported");
- YYERROR;
- }
+ exectm.tm_min = -1;
+ exectm.tm_hour = -1;
+ sscanf($1, "%d %*c %d", &exectm.tm_hour,
+ &exectm.tm_min);
free($1);
- }
- ;
-
-hr24clock_hour : hr24clock_hr_min
- ;
-minute : INT
- {
- if (sscanf($1, "%d", &exectm.tm_min) != 1) {
- yyerror("Error in minute");
+ if (exectm.tm_min > 60 || exectm.tm_min < 0) {
+ yyerror("Problem in minutes specification");
+ YYERROR;
+ }
+ if (exectm.tm_hour > 24 || exectm.tm_hour < 0) {
+ yyerror("Problem in hours specification");
YYERROR;
}
- free($1);
}
;
@@ -258,6 +166,171 @@
}
;
+timezone_name : UTC
+ {
+ isgmt = 1;
+ }
+ ;
+
+date : month_name day_number
+ | month_name day_number year_number
+ | month_name day_number ',' year_number
+ | day_of_week
+ {
+ add_date ((6 + $1 - exectm.tm_wday) %7 + 1, DAY);
+ }
+ | TODAY
+ | TOMORROW
+ {
+ add_date(1, DAY);
+ }
+ | HYPHENDATE
+ {
+ int ynum = -1;
+ int mnum = -1;
+ int dnum = -1;
+
+ if (sscanf($1, "%d %*c %d %*c %d", &ynum, &mnum, &dnum) != 3) {
+ yyerror("Error in hypenated date");
+ YYERROR;
+ }
+
+ if (mnum < 1 || mnum > 12) {
+ yyerror("Error in month number");
+ YYERROR;
+ }
+ exectm.tm_mon = mnum -1;
+
+ if (ynum < 70) {
+ ynum += 100;
+ }
+ else if (ynum > 1900) {
+ ynum -= 1900;
+ }
+ exectm.tm_year = ynum ;
+
+ if ( dnum < 0
+ || ((mnum == 1 || mnum == 3 || mnum == 5 ||
+ mnum == 7 || mnum == 8 || mnum == 10 ||
+ mnum == 12) && dnum > 31)
+ || ((mnum == 4 || mnum == 6 || mnum == 9 ||
+ mnum == 11) && dnum > 30)
+ || (mnum == 2 && dnum > 29 && __isleap(ynum+1900))
+ || (mnum == 2 && dnum > 28 && !__isleap(ynum+1900))
+ )
+ {
+ yyerror("Error in day of month");
+ YYERROR;
+ }
+ exectm.tm_mday = dnum;
+
+ free($1);
+ }
+ | DOTTEDDATE
+ {
+ int ynum = -1;
+ int mnum = -1;
+ int dnum = -1;
+
+ if (sscanf($1, "%d %*c %d %*c %d", &dnum, &mnum, &ynum) != 3) {
+ yyerror("Error in dotted date");
+ YYERROR;
+ }
+
+ if (mnum < 1 || mnum > 12) {
+ yyerror("Error in month number");
+ YYERROR;
+ }
+ exectm.tm_mon = mnum -1;
+
+ if (ynum < 70) {
+ ynum += 100;
+ }
+ else if (ynum > 1900) {
+ ynum -= 1900;
+ }
+ exectm.tm_year = ynum ;
+
+ if ( dnum < 0
+ || ((mnum == 1 || mnum == 3 || mnum == 5 ||
+ mnum == 7 || mnum == 8 || mnum == 10 ||
+ mnum == 12) && dnum > 31)
+ || ((mnum == 4 || mnum == 6 || mnum == 9 ||
+ mnum == 11) && dnum > 30)
+ || (mnum == 2 && dnum > 29 && __isleap(ynum+1900))
+ || (mnum == 2 && dnum > 28 && !__isleap(ynum+1900))
+ )
+ {
+ yyerror("Error in day of month");
+ YYERROR;
+ }
+ exectm.tm_mday = dnum;
+
+ free($1);
+ }
+ | day_number month_name
+ | day_number month_name year_number
+ | month_number '/' day_number '/' year_number
+ | concatenated_date
+ {
+ /* Ok, this is a kluge. I hate design errors... -Joey */
+ char shallot[5];
+ char *onion;
+
+ onion=$1;
+ memset (shallot, 0, sizeof (shallot));
+ if (strlen($1) == 5 || strlen($1) == 7) {
+ strncpy (shallot,onion,1);
+ onion++;
+ } else {
+ strncpy (shallot,onion,2);
+ onion+=2;
+ }
+ sscanf(shallot, "%d", &exectm.tm_mon);
+
+ if (exectm.tm_mon < 1 || exectm.tm_mon > 12) {
+ yyerror("Error in month number");
+ YYERROR;
+ }
+ exectm.tm_mon--;
+
+ memset (shallot, 0, sizeof (shallot));
+ strncpy (shallot,onion,2);
+ sscanf(shallot, "%d", &exectm.tm_mday);
+ if (exectm.tm_mday < 0 || exectm.tm_mday > 31)
+ {
+ yyerror("Error in day of month");
+ YYERROR;
+ }
+
+ onion+=2;
+ memset (shallot, 0, sizeof (shallot));
+ strncpy (shallot,onion,4);
+ if ( sscanf(shallot, "%d", &exectm.tm_year) != 1) {
+ yyerror("Error in year");
+ YYERROR;
+ }
+ if (exectm.tm_year < 70) {
+ exectm.tm_year += 100;
+ }
+ else if (exectm.tm_year > 1900) {
+ exectm.tm_year -= 1900;
+ }
+
+ free ($1);
+ }
+ | NEXT inc_dec_period
+ {
+ add_date(1, $2);
+ }
+ | NEXT day_of_week
+ {
+ add_date ((6 + $2 - exectm.tm_wday) %7 +1, DAY);
+ }
+ ;
+
+concatenated_date: INT5_8DIGIT
+ ;
month_name : JAN { exectm.tm_mon = 0; }
| FEB { exectm.tm_mon = 1; }
@@ -273,7 +346,7 @@
| DEC { exectm.tm_mon =11; }
;
-month_number : INT
+month_number : int1_2digit
{
{
int mnum = -1;
@@ -287,7 +360,9 @@
free($1);
}
}
-day_number : INT
+ ;
+
+day_number : int1_2digit
{
exectm.tm_mday = -1;
sscanf($1, "%d", &exectm.tm_mday);
@@ -300,7 +375,7 @@
}
;
-year_number : INT
+year_number : int2_or_4digit
{
{
int ynum;
@@ -322,7 +397,6 @@
}
;
-
day_of_week : SUN { $$ = 0; }
| MON { $$ = 1; }
| TUE { $$ = 2; }
@@ -332,7 +406,23 @@
| SAT { $$ = 6; }
;
-inc_number : INT
+inc_or_dec : increment
+ | decrement
+ ;
+
+increment : '+' inc_dec_number inc_dec_period
+ {
+ add_date($2, $3);
+ }
+ ;
+
+decrement : '-' inc_dec_number inc_dec_period
+ {
+ add_date(-$2, $3);
+ }
+ ;
+
+inc_dec_number : integer
{
if (sscanf($1, "%d", &$$) != 1) {
yyerror("Unknown increment");
@@ -342,11 +432,27 @@
}
;
-time_sep : ':'
- | '\''
- | '.'
- | 'h'
- | ','
+inc_dec_period : MINUTE { $$ = MINUTE ; }
+ | HOUR { $$ = HOUR ; }
+ | DAY { $$ = DAY ; }
+ | WEEK { $$ = WEEK ; }
+ | MONTH { $$ = MONTH ; }
+ | YEAR { $$ = YEAR ; }
+ ;
+
+int1_2digit : INT1DIGIT
+ | INT2DIGIT
+ ;
+
+int2_or_4digit : INT2DIGIT
+ | INT4DIGIT
+ ;
+
+integer : INT
+ | INT1DIGIT
+ | INT2DIGIT
+ | INT4DIGIT
+ | INT5_8DIGIT
;
%%
@@ -370,10 +476,7 @@
if (exectime == (time_t)-1)
return 0;
if (isgmt) {
- exectime += timezone;
- if (daylight) {
- exectime -= 3600;
- }
+ exectime -= timezone;
}
if (time_only && (currtime > exectime)) {
exectime += 24*3600;
@@ -386,39 +489,29 @@
}
#ifdef TEST_PARSER
-/*
-
-Here are some lines to test:
-
-./parsetest 7AM Mar 24 2000
-./parsetest 7AM Mar 24 00
-./parsetest 7AM 032400
-./parsetest 7AM 03/24/00
-./parsetest 7AM 24.03.00
-./parsetest 7AM Mar 24
-
-./parsetest 03242000
-./parsetest noon 03242000
-./parsetest 5:30
-./parsetest 4pm + 3 days
-./parsetest 10am Jul 31
-
- */
+
int
main(int argc, char **argv)
{
+ int retval = 1;
time_t res;
res = parsetime(argc-1, &argv[1]);
+ if (time_only) {
+ fprintf(stderr, "time_only = 1\n");
+ }
if (res > 0) {
printf("%s",ctime(&res));
+ retval = 0;
}
else {
printf("Ooops...\n");
+ retval = 1;
}
- return 0;
+ return retval;
}
#endif
+
int yyerror(char *s)
{
if (last_token == NULL)
@@ -430,12 +523,36 @@
void
add_seconds(struct tm *tm, long numsec)
{
+ struct tm basetm = *tm;
time_t timeval;
+
timeval = mktime(tm);
if (timeval == (time_t)-1)
timeval = (time_t)0;
timeval += numsec;
*tm = *localtime(&timeval);
+
+ /*
+ * Adjust +-1 hour when moving in or out of DST
+ */
+
+ if (daylight > 0) /* Only check if DST is used here */
+ {
+ /* Set tm_isdst on &basetm and tm */
+ (void) mktime(&basetm);
+ (void) mktime(tm);
+
+ if (basetm.tm_isdst > 0 && tm->tm_isdst < 1)
+ { /* DST to no DST */
+ timeval += 3600l;
+ *tm = *localtime(&timeval);
+ }
+ else if (basetm.tm_isdst < 1 && tm->tm_isdst > 0)
+ { /* no DST to DST */
+ timeval -= 3600l;
+ *tm = *localtime(&timeval);
+ }
+ }
}
int
@@ -468,6 +585,10 @@
}
exectm.tm_mon = newmonth % 12;
number += newmonth / 12 ;
+
+ /* Recalculate tm_isdst so we don't get a +-1 hour creep */
+ exectm.tm_isdst = -1;
+ (void) mktime(&exectm);
}
if (number == 0) {
break;
@@ -476,6 +597,9 @@
case YEAR:
exectm.tm_year += number;
+ /* Recalculate tm_isdst so we don't get a +-1 hour creep */
+ exectm.tm_isdst = -1;
+ (void) mktime(&exectm);
break;
default:
@@ -483,5 +607,6 @@
fprintf(stderr,"Unexpected case %d\n", period);
abort();
}
+
return 0;
}
diff -u at-3.1.8-orig/timespec at-3.1.8/timespec
--- at-3.1.8-orig/timespec Wed Mar 12 12:11:05 1997
+++ at-3.1.8/timespec Sat Jan 26 14:18:10 2002
@@ -2,6 +2,13 @@
* Abbreviated version of the yacc grammar used by at(1).
*/
+%token <charval> DOTTEDDATE
+%token <charval> HYPHENDATE
+%token <charval> HOURMIN
+%token <charval> INT1DIGIT
+%token <charval> INT2DIGIT
+%token <charval> INT4DIGIT
+%token <charval> INT5_8DIGIT
%token <charval> INT
%token NOW
%token AM PM
@@ -11,100 +18,115 @@
%token NEXT
%token MINUTE HOUR DAY WEEK MONTH YEAR
%token JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
-%token <charval> WORD
+%token UTC
-%type <intval> inc_period
-%type <intval> inc_number
+%type <charval> concatenated_date
+%type <charval> hr24clock_hr_min
+%type <charval> int1_2digit
+%type <charval> int2_or_4digit
+%type <charval> integer
+%type <intval> inc_dec_period
+%type <intval> inc_dec_number
%type <intval> day_of_week
%start timespec
%%
-timespec : time
- | time date
- | time increment
- | time date increment
- | time decrement
- | time date decrement
- | nowspec
- ;
-
-nowspec : now
- | now increment
- | now decrement
+timespec : spec_base
+ | spec_base inc_or_dec
;
-now : NOW
+spec_base : date
+ | time
+ | time date
+ | NOW
;
-time : hr24clock_hr_min
- | hr24clock_hr_min timezone_name
- | hr24clock_hour time_sep minute
- | hr24clock_hour time_sep minute timezone_name
- | hr24clock_hour am_pm
- | hr24clock_hour am_pm timezone_name
- | hr24clock_hour time_sep minute am_pm
- | hr24clock_hour time_sep minute am_pm timezone_name
- | NOON
+time : time_base
+ | time_base timezone_name
+ ;
+
+time_base : hr24clock_hr_min
+ | time_hour am_pm
+ | time_hour_min
+ | time_hour_min am_pm
+ | NOON
| MIDNIGHT
| TEATIME
- ;
+ ;
+
+hr24clock_hr_min: INT4DIGIT
+ ;
+
+time_hour : int1_2digit
+ ;
+
+time_hour_min : HOURMIN
+ ;
+
+am_pm : AM
+ | PM
+ ;
+
+timezone_name : UTC
+ ;
date : month_name day_number
+ | month_name day_number year_number
| month_name day_number ',' year_number
| day_of_week
| TODAY
| TOMORROW
- | year_number '-' month_number '-' day_number
- | day_number '.' month_number '.' year_number
- | day_number '.' month_number
+ | HYPHENDATE
+ | DOTTEDDATE
| day_number month_name
| day_number month_name year_number
| month_number '/' day_number '/' year_number
- ;
-
-increment : '+' inc_number inc_period
- | NEXT inc_period
+ | concatenated_date
+ | NEXT inc_dec_period
| NEXT day_of_week
;
-decrement : '-' inc_number inc_period
+concatenated_date: INT5_8DIGIT
;
-inc_period : MINUTE | HOUR | DAY | WEEK | MONTH | YEAR
+month_name : JAN | FEB | MAR | APR | MAY | JUN
+ | JUL | AUG | SEP | OCT | NOV | DEC
;
-hr24clock_hr_min: INT
+month_number : int1_2digit
;
-timezone_name : WORD
+day_number : int1_2digit
;
-hr24clock_hour : hr24clock_hr_min
+year_number : int2_or_4digit
;
-minute : INT
+day_of_week : SUN | MON | TUE | WED | THU | FRI | SAT
;
-am_pm : AM | PM
+inc_or_dec : increment | decrement
;
-month_name : JAN | FEB | MAR | APR | MAY | JUN | JUL
- | AUG | SEP | OCT | NOV | DEC
- ;
+increment : '+' inc_dec_number inc_dec_period
+ ;
-month_number : INT
+decrement : '-' inc_dec_number inc_dec_period
;
-day_number : INT
+
+inc_dec_number : integer
;
-year_number : INT
+inc_dec_period : MINUTE | HOUR | DAY | WEEK | MONTH | YEAR
;
-day_of_week : SUN | MON | TUE | WED | THU | FRI | SAT
+int1_2digit : INT1DIGIT | INT2DIGIT
;
-inc_number : INT
+int2_or_4digit : INT2DIGIT | INT4DIGIT
;
-time_sep : ':' | '\'' | '.' | 'h' | ','
+integer : INT | INT1DIGIT | INT2DIGIT | INT4DIGIT | INT5_8DIGIT
;
+
+%%
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