diff options
Diffstat (limited to 'absl/time/internal/cctz/src/time_zone_fixed.cc')
| -rw-r--r-- | absl/time/internal/cctz/src/time_zone_fixed.cc | 34 |
1 files changed, 12 insertions, 22 deletions
diff --git a/absl/time/internal/cctz/src/time_zone_fixed.cc b/absl/time/internal/cctz/src/time_zone_fixed.cc index 8d3b144..65eba35 100644 --- a/absl/time/internal/cctz/src/time_zone_fixed.cc +++ b/absl/time/internal/cctz/src/time_zone_fixed.cc @@ -27,7 +27,7 @@ namespace cctz { namespace { // The prefix used for the internal names of fixed-offset zones. -const char kFixedOffsetPrefix[] = "Fixed/"; +const char kFixedOffsetPrefix[] = "Fixed/UTC"; int Parse02d(const char* p) { static const char kDigits[] = "0123456789"; @@ -50,13 +50,11 @@ bool FixedOffsetFromName(const std::string& name, sys_seconds* offset) { const std::size_t prefix_len = sizeof(kFixedOffsetPrefix) - 1; const char* const ep = kFixedOffsetPrefix + prefix_len; - if (name.size() != prefix_len + 12) // "<prefix>UTC+99:99:99" + if (name.size() != prefix_len + 9) // <prefix>+99:99:99 return false; if (!std::equal(kFixedOffsetPrefix, ep, name.begin())) return false; const char* np = name.data() + prefix_len; - if (*np++ != 'U' || *np++ != 'T' || *np++ != 'C') - return false; if (np[0] != '+' && np[0] != '-') return false; if (np[3] != ':' || np[6] != ':') // see note below about large offsets @@ -97,8 +95,8 @@ std::string FixedOffsetToName(const sys_seconds& offset) { } int hours = minutes / 60; minutes %= 60; - char buf[sizeof(kFixedOffsetPrefix) + sizeof("UTC-24:00:00")]; - snprintf(buf, sizeof(buf), "%sUTC%c%02d:%02d:%02d", + char buf[sizeof(kFixedOffsetPrefix) + sizeof("-24:00:00")]; + snprintf(buf, sizeof(buf), "%s%c%02d:%02d:%02d", kFixedOffsetPrefix, sign, hours, minutes, seconds); return buf; } @@ -106,22 +104,14 @@ std::string FixedOffsetToName(const sys_seconds& offset) { std::string FixedOffsetToAbbr(const sys_seconds& offset) { std::string abbr = FixedOffsetToName(offset); const std::size_t prefix_len = sizeof(kFixedOffsetPrefix) - 1; - const char* const ep = kFixedOffsetPrefix + prefix_len; - if (abbr.size() >= prefix_len) { - if (std::equal(kFixedOffsetPrefix, ep, abbr.begin())) { - abbr.erase(0, prefix_len); - if (abbr.size() == 12) { // UTC+99:99:99 - abbr.erase(9, 1); // UTC+99:9999 - abbr.erase(6, 1); // UTC+999999 - if (abbr[8] == '0' && abbr[9] == '0') { // UTC+999900 - abbr.erase(8, 2); // UTC+9999 - if (abbr[6] == '0' && abbr[7] == '0') { // UTC+9900 - abbr.erase(6, 2); // UTC+99 - if (abbr[4] == '0') { // UTC+09 - abbr.erase(4, 1); // UTC+9 - } - } - } + if (abbr.size() == prefix_len + 9) { // <prefix>+99:99:99 + abbr.erase(0, prefix_len); // +99:99:99 + abbr.erase(6, 1); // +99:9999 + abbr.erase(3, 1); // +999999 + if (abbr[5] == '0' && abbr[6] == '0') { // +999900 + abbr.erase(5, 2); // +9999 + if (abbr[3] == '0' && abbr[4] == '0') { // +9900 + abbr.erase(3, 2); // +99 } } } |