diff options
Diffstat (limited to 'utils/utils.c')
-rw-r--r-- | utils/utils.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/utils/utils.c b/utils/utils.c index 0632b2318..d2cab2aa5 100644 --- a/utils/utils.c +++ b/utils/utils.c @@ -268,3 +268,26 @@ char *human_friendly_bytesize(unsigned long bsize) { return curbuffer; } + +/** + * Create an RFC 1123 compliant date string from a Unix timestamp + * + * \param t The timestamp to consider + * \return Pointer to buffer containing string - invalidated by next call. + */ +const char *rfc1123_date(time_t t) +{ + static char ret[30]; + + struct tm *tm = gmtime(&t); + const char *days[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }, + *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; + + snprintf(ret, sizeof ret, "%s, %02d %s %d %02d:%02d:%02d GMT", + days[tm->tm_wday], tm->tm_mday, months[tm->tm_mon], + tm->tm_year + 1900, tm->tm_hour, tm->tm_min, + tm->tm_sec); + + return ret; +} |