source:
asp3_tinet_ecnl_rx/trunk/musl-1.1.18/src/time/clock.c
Last change on this file was 337, checked in by , 6 years ago | |
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File size: 344 bytes |
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1 | #include <time.h> |
2 | #include <limits.h> |
3 | |
4 | int __clock_gettime(clockid_t, struct timespec *); |
5 | |
6 | clock_t clock() |
7 | { |
8 | struct timespec ts; |
9 | |
10 | if (__clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &ts)) |
11 | return -1; |
12 | |
13 | if (ts.tv_sec > LONG_MAX/1000000 |
14 | || ts.tv_nsec/1000 > LONG_MAX-1000000*ts.tv_sec) |
15 | return -1; |
16 | |
17 | return ts.tv_sec*1000000 + ts.tv_nsec/1000; |
18 | } |
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