Last change
on this file since 417 was 398, checked in by coas-nagasima, 5 years ago |
mbedTLS版Azure IoT Hub接続サンプルのソースコードを追加
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File size:
578 bytes
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[398] | 1 | #include "time_impl.h"
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| 2 | #include <errno.h>
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| 3 | #include "libc.h"
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| 4 |
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| 5 | struct tm *__localtime_r(const time_t *restrict t, struct tm *restrict tm)
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| 6 | {
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| 7 | /* Reject time_t values whose year would overflow int because
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| 8 | * __secs_to_zone cannot safely handle them. */
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| 9 | if (*t < INT_MIN * 31622400LL || *t > INT_MAX * 31622400LL) {
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| 10 | errno = EOVERFLOW;
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| 11 | return 0;
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| 12 | }
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| 13 | __secs_to_zone(*t, 0, &tm->tm_isdst, &tm->__tm_gmtoff, 0, &tm->__tm_zone);
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| 14 | if (__secs_to_tm((long long)*t + tm->__tm_gmtoff, tm) < 0) {
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| 15 | errno = EOVERFLOW;
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| 16 | return 0;
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| 17 | }
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| 18 | return tm;
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| 19 | }
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| 20 |
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| 21 | weak_alias(__localtime_r, localtime_r);
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