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Enable current_zone() on FreeBSD

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atkawa7 2017-09-08 16:14:14 -07:00 committed by Howard Hinnant
parent 41563c46e8
commit 5f01382e24
1 changed files with 14 additions and 0 deletions
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14
tz.cpp
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@ -3612,6 +3612,20 @@ TZ_DB::current_zone() const
// Fall through to try other means. // Fall through to try other means.
} }
{ {
// On some versions of some bsd distro's (e.g. FreeBSD),
// the current timezone might be in the first line of
// the /var/db/zoneinfo file.
std::ifstream timezone_file("/var/db/zoneinfo");
if (timezone_file.is_open())
{
std::string result;
std::getline(timezone_file, result);
if (!result.empty())
return locate_zone(result);
}
// Fall through to try other means.
}
{
// On some versions of some linux distro's (e.g. Red Hat), // On some versions of some linux distro's (e.g. Red Hat),
// the current timezone might be in the first line of // the current timezone might be in the first line of
// the /etc/sysconfig/clock file as: // the /etc/sysconfig/clock file as: