mirror of
https://github.com/fluencelabs/wasmer
synced 2024-12-13 14:25:32 +00:00
55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
/*
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* Copyright 2014 The Emscripten Authors. All rights reserved.
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* Emscripten is available under two separate licenses, the MIT license and the
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* University of Illinois/NCSA Open Source License. Both these licenses can be
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* found in the LICENSE file.
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*/
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#include <time.h>
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#include <errno.h>
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#include <stdio.h>
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int main() {
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clockid_t clocks[] = { CLOCK_REALTIME, CLOCK_MONOTONIC };
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for (int i = 0; i < (int)(sizeof(clocks)/sizeof(*clocks)); ++i) {
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printf("%sTests for clockid_t=%d\n-----------------\n",
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i == 0 ? "" : "\n", clocks[i]);
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struct timespec ts;
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int rv = clock_getres(clocks[i], &ts);
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if (rv)
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printf("clock_getres failed\n");
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else if (ts.tv_sec || ts.tv_nsec > 50000000)
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printf("clock_getres resolution not enough (%ld.%09ld)\n",
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(long)ts.tv_sec, ts.tv_nsec);
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else
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printf("clock_getres resolution OK\n");
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rv = clock_gettime(clocks[i], &ts);
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printf(rv ? "clock_gettime failed\n" : "clock_gettime OK\n");
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errno = 0;
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if (clock_settime(clocks[i], &ts) == 0)
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printf("clock_settime should have failed\n");
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else if (errno == EPERM && clocks[i] == CLOCK_REALTIME)
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printf("clock_settime failed with EPERM (OK)\n");
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else if (errno == EINVAL && clocks[i] == CLOCK_MONOTONIC)
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printf("clock_settime failed with EINVAL (OK)\n");
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else
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printf("clock_settime failed with wrong error code\n");
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}
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clockid_t bogus = 42;
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struct timespec ts;
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printf("\nTests for clockid_t=%d\n-----------------\n", bogus);
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if (clock_gettime(bogus, &ts) == 0 || errno != EINVAL)
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printf("clock_gettime should have failed\n");
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else
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printf("clock_gettime failed with EINVAL (OK)\n");
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if (clock_getres(bogus, &ts) == 0 || errno != EINVAL)
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printf("clock_getres should have failed\n");
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else
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printf("clock_getres failed with EINVAL (OK)\n");
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if (clock_settime(bogus, &ts) == 0 || errno != EINVAL)
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printf("clock_settime should have failed\n");
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else
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printf("clock_settime failed with EINVAL (OK)\n");
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return 0;
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}
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