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#include |
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#include // strlen |
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#include // getenv |
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#include |
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#include |
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namespace panda { namespace time { |
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static inline bool _from_env (char* lzname, const char* envar) { |
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const char* val = getenv(envar); |
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1
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if (val == NULL) return false; |
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0
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size_t len = std::strlen(val); |
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if (len < 1 || len > TZNAME_MAX) return false; |
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std::strcpy(lzname, val); |
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return true; |
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} |
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static bool _tz_lzname (char* lzname); |
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}} |
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#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__bsdi__) || defined(__DragonFly__) |
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# include "unix.icc" |
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# define __PTIME_TZDIR "/usr/share/zoneinfo" |
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#elif defined __linux__ |
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# include "unix.icc" |
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# define __PTIME_TZDIR "/usr/share/zoneinfo" |
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#elif defined __APPLE__ |
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# include "unix.icc" |
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# define __PTIME_TZDIR "/usr/share/zoneinfo" |
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#elif defined __VMS |
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# include "vms.icc" |
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# define __PTIME_TZDIR "/usr/share/zoneinfo" |
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#elif defined _WIN32 |
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# include "win.icc" |
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# define __PTIME_TZDIR "" |
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#elif defined __OpenBSD__ |
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# include "unix.icc" |
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# define __PTIME_TZDIR "/usr/share/zoneinfo" |
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#else |
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#error "Current operating system is not supported" |
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#endif |
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#ifdef TZDIR |
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# undef __PTIME_TZDIR |
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# define __TMP_SHIT(name) #name |
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# define __PTIME_TZDIR __TMP_SHIT(TZDIR) |
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#endif |
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const panda::string panda::time::ZONEDIR = __PTIME_TZDIR; |
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52
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namespace panda { namespace time { |
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54
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1
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string tz_lzname () { |
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char tmp[TZNAME_MAX+1]; |
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1
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if (_from_env(tmp, "TZ") || _tz_lzname(tmp)) return string(tmp, strlen(tmp)); |
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57
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1
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return string(GMT_FALLBACK); |
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} |
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60
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104
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}} |
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