Add basic support for Solaris.

This commit is contained in:
Nazım Can Bedir 2016-08-22 17:26:12 +03:00
parent e277f9b05c
commit 097ba5a359
2 changed files with 42 additions and 5 deletions

View File

@ -42,6 +42,8 @@
#ifndef SPDLOG_ENABLE_SYSLOG #ifndef SPDLOG_ENABLE_SYSLOG
#if defined (__linux__) || defined(__APPLE__) || defined(__FreeBSD__) #if defined (__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
#define SPDLOG_ENABLE_SYSLOG #define SPDLOG_ENABLE_SYSLOG
#elif defined(sun) || defined(__sun)
#define SPDLOG_ENABLE_SYSLOG
#endif #endif
#endif #endif

View File

@ -250,7 +250,42 @@ inline int utc_minutes_offset(const std::tm& tm = details::os::localtime())
offset -= tzinfo.StandardBias; offset -= tzinfo.StandardBias;
return offset; return offset;
#else #else
return static_cast<int>(tm.tm_gmtoff / 60); long int offset_seconds;
#if defined(sun) || defined(__sun)
// 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris
struct helper {
static long int calculate_gmt_offset(const std::tm & localtm = details::os::localtime(), const std::tm & gmtm = details::os::gmtime()) {
int local_year = localtm.tm_year + (1900 - 1);
int gmt_year = gmtm.tm_year + (1900 - 1);
long int days = (
// difference in day of year
localtm.tm_yday - gmtm.tm_yday
// + intervening leap days
+ ((local_year >> 2) - (gmt_year >> 2))
- (local_year / 100 - gmt_year / 100)
+ ((local_year / 100 >> 2) - (gmt_year / 100 >> 2))
// + difference in years * 365 */
+ (long int)(local_year - gmt_year) * 365
);
long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour);
long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min);
long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec);
return secs;
}
};
offset_seconds = helper::calculate_gmt_offset(tm);
#else
offset_seconds = tm.tm_gmtoff;
#endif
return static_cast<int>(offset_seconds / 60);
#endif #endif
} }