diff options
author | Douglas Christman <DouglasChristman@gmail.com> | 2016-06-30 22:26:07 -0400 |
---|---|---|
committer | Douglas Christman <DouglasChristman@gmail.com> | 2016-07-01 23:13:58 -0400 |
commit | e638d0504fa4861896f47c19e22b48c7f8ca3478 (patch) | |
tree | 7c816ad0515beb77411cbb6728593b37555f2c7d /src/basic | |
parent | 32b5236916296044a89532025e9fb5ef7e68ca8a (diff) |
calendarspec: use ".." notation for ranges of weekdays
For backwards compatibility, both the new format (Mon..Wed) and
the old format (Mon-Wed) are supported.
Diffstat (limited to 'src/basic')
-rw-r--r-- | src/basic/calendarspec.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/basic/calendarspec.c b/src/basic/calendarspec.c index 54ab909ddf..e4cfab364e 100644 --- a/src/basic/calendarspec.c +++ b/src/basic/calendarspec.c @@ -202,7 +202,7 @@ static void format_weekdays(FILE *f, const CalendarSpec *c) { }; int l, x; - bool need_colon = false; + bool need_comma = false; assert(f); assert(c); @@ -213,10 +213,10 @@ static void format_weekdays(FILE *f, const CalendarSpec *c) { if (c->weekdays_bits & (1 << x)) { if (l < 0) { - if (need_colon) + if (need_comma) fputc(',', f); else - need_colon = true; + need_comma = true; fputs(days[x], f); l = x; @@ -225,7 +225,7 @@ static void format_weekdays(FILE *f, const CalendarSpec *c) { } else if (l >= 0) { if (x > l + 1) { - fputc(x > l + 2 ? '-' : ',', f); + fputs(x > l + 2 ? ".." : ",", f); fputs(days[x-1], f); } @@ -234,7 +234,7 @@ static void format_weekdays(FILE *f, const CalendarSpec *c) { } if (l >= 0 && x > l + 1) { - fputc(x > l + 2 ? '-' : ',', f); + fputs(x > l + 2 ? ".." : ",", f); fputs(days[x-1], f); } } @@ -359,6 +359,7 @@ static int parse_weekdays(const char **p, CalendarSpec *c) { skip = strlen(day_nr[i].name); if ((*p)[skip] != '-' && + (*p)[skip] != '.' && (*p)[skip] != ',' && (*p)[skip] != ' ' && (*p)[skip] != 0) @@ -396,7 +397,18 @@ static int parse_weekdays(const char **p, CalendarSpec *c) { return 0; } - if (**p == '-') { + if (**p == '.') { + if (l >= 0) + return -EINVAL; + + if ((*p)[1] != '.') + return -EINVAL; + + l = day_nr[i].nr; + *p += 1; + + /* Support ranges with "-" for backwards compatibility */ + } else if (**p == '-') { if (l >= 0) return -EINVAL; |