void soci::details::postgresql::parse_std_tm(char const * buf, std::tm & t)
{
char const * p1 = buf;
char * p2;
long year, month, day;
long hour = 0, minute = 0, second = 0;
char const * errMsg = "Cannot convert data to std::tm.";
year = parse10(p1, p2, errMsg);
month = parse10(p1, p2, errMsg);
day = parse10(p1, p2, errMsg);
if (*p2 != '\0')
{
// there is also the time of day available
hour = parse10(p1, p2, errMsg);
minute = parse10(p1, p2, errMsg);
second = parse10(p1, p2, errMsg);
}
t.tm_isdst = -1;
t.tm_year = year - 1900;
t.tm_mon = month - 1;
t.tm_mday = day;
t.tm_hour = hour;
t.tm_min = minute;
t.tm_sec = second;
std::mktime(&t);
}
void soci::details::postgresql::parse_std_tm(char const * buf, std::tm & t)
{
char const * p1 = buf;
char * p2;
char separator;
long a, b, c;
long year = 1900, month = 1, day = 1;
long hour = 0, minute = 0, second = 0;
char const * errMsg = "Cannot convert data to std::tm.";
a = parse10(p1, p2, errMsg);
separator = *p2;
b = parse10(p1, p2, errMsg);
c = parse10(p1, p2, errMsg);
if (*p2 == ' ')
{
// there are more elements to parse
// - assume that what was already parsed is a date part
// and that the remaining elements describe the time of day
year = a;
month = b;
day = c;
hour = parse10(p1, p2, errMsg);
minute = parse10(p1, p2, errMsg);
second = parse10(p1, p2, errMsg);
}
else
{
// only three values have been parsed
if (separator == '-')
{
// assume the date value was read
// (leave the time of day as 00:00:00)
year = a;
month = b;
day = c;
}
else
{
// assume the time of day was read
// (leave the date part as 1900-01-01)
hour = a;
minute = b;
second = c;
}
}
t.tm_isdst = -1;
t.tm_year = year - 1900;
t.tm_mon = month - 1;
t.tm_mday = day;
t.tm_hour = hour;
t.tm_min = minute;
t.tm_sec = second;
std::mktime(&t);
}
