diff options
| -rw-r--r-- | date.c | 34 | ||||
| -rwxr-xr-x | t/t0006-date.sh | 6 |
2 files changed, 29 insertions, 11 deletions
@@ -552,23 +552,35 @@ static int match_digit(const char *date, struct tm *tm, int *offset, int *tm_gmt static int match_tz(const char *date, int *offp) { char *end; - int offset = strtoul(date+1, &end, 10); - int min, hour; - int n = end - date - 1; + int hour = strtoul(date + 1, &end, 10); + int n = end - (date + 1); + int min = 0; - min = offset % 100; - hour = offset / 100; + if (n == 4) { + /* hhmm */ + min = hour % 100; + hour = hour / 100; + } else if (n != 2) { + min = 99; /* random crap */ + } else if (*end == ':') { + /* hh:mm? */ + min = strtoul(end + 1, &end, 10); + if (end - (date + 1) != 5) + min = 99; /* random crap */ + } /* otherwise we parsed "hh" */ /* - * Don't accept any random crap.. At least 3 digits, and - * a valid minute. We might want to check that the minutes - * are divisible by 30 or something too. + * Don't accept any random crap. Even though some places have + * offset larger than 12 hours (e.g. Pacific/Kiritimati is at + * UTC+14), there is something wrong if hour part is much + * larger than that. We might also want to check that the + * minutes are divisible by 15 or something too. (Offset of + * Kathmandu, Nepal is UTC+5:45) */ - if (min < 60 && n > 2) { - offset = hour*60+min; + if (min < 60 && hour < 24) { + int offset = hour * 60 + min; if (*date == '-') offset = -offset; - *offp = offset; } return end - date; diff --git a/t/t0006-date.sh b/t/t0006-date.sh index f87abb5a06..1d29810a7a 100755 --- a/t/t0006-date.sh +++ b/t/t0006-date.sh @@ -40,6 +40,12 @@ check_parse 2008-02 bad check_parse 2008-02-14 bad check_parse '2008-02-14 20:30:45' '2008-02-14 20:30:45 +0000' check_parse '2008-02-14 20:30:45 -0500' '2008-02-14 20:30:45 -0500' +check_parse '2008-02-14 20:30:45 -0015' '2008-02-14 20:30:45 -0015' +check_parse '2008-02-14 20:30:45 -5' '2008-02-14 20:30:45 +0000' +check_parse '2008-02-14 20:30:45 -5:' '2008-02-14 20:30:45 +0000' +check_parse '2008-02-14 20:30:45 -05' '2008-02-14 20:30:45 -0500' +check_parse '2008-02-14 20:30:45 -:30' '2008-02-14 20:30:45 +0000' +check_parse '2008-02-14 20:30:45 -05:00' '2008-02-14 20:30:45 -0500' check_parse '2008-02-14 20:30:45' '2008-02-14 20:30:45 -0500' EST5 check_approxidate() { |