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Diffstat (limited to '')
| -rw-r--r-- | gmtime.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/gmtime.c b/gmtime.c new file mode 100644 index 0000000..6b120b5 --- /dev/null +++ b/gmtime.c @@ -0,0 +1,60 @@ +/* See LICENSE file for copyright and license details. */ +#include "libsimple.h" +#include <sys/timex.h> +#ifndef TEST + + +int +libsimple_gmtime(struct tm *tm, struct timespec *ts) +{ + struct timex timex; + int r; + + memset(&timex, 0, sizeof(timex)); + timex.status = ADJ_NANO; + r = adjtimex(&timex); + if (r == -1) + return -1; + if (ts) { + ts->tv_sec = timex.time.tv_sec; + ts->tv_nsec = timex.time.tv_usec; + } + + if (timex.time.tv_sec % (24 * 60 * 60) == 0) { + if (r == TIME_INS) { + timex.time.tv_sec -= 1; + if (!gmtime_r(&timex.time.tv_sec, tm)) + return -1; + tm->tm_sec += 1; + return 1; + } else if (r == TIME_DEL) { + timex.time.tv_sec += 1; + if (!gmtime_r(&timex.time.tv_sec, tm)) + return -1; + } else { + if (!gmtime_r(&timex.time.tv_sec, tm)) + return -1; + } + } else if (r == TIME_OOP) { + if (!gmtime_r(&timex.time.tv_sec, tm)) + return -1; + tm->tm_sec += 1; + } else { + if (!gmtime_r(&timex.time.tv_sec, tm)) + return -1; + } + + return 0; +} + + +#else +#include "test.h" + +int +main(void) +{ + /* TODO test */ +} + +#endif |