kc3-lang/gnulib/tests/test-timespec_getres.c

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• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

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• tests/test-timespec_getres.c

• /* Test timespec_getres.
     Copyright 2021-2023 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 3 of the License, or
     (at your option) any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  /* Written by Paul Eggert.  */
  
  #include <config.h>
  
  #include <time.h>
  
  #include "signature.h"
  SIGNATURE_CHECK (timespec_getres, int, (struct timespec *ts, int base));
  
  #include "macros.h"
  
  int
  main (void)
  {
    struct timespec ts;
    ASSERT (timespec_getres (&ts, TIME_UTC) == TIME_UTC);
  
    /* No clock resolution should be worse than 1 s or better than 1 ns.  */
    ASSERT (ts.tv_sec == 0
            ? 0 < ts.tv_nsec && ts.tv_nsec < 1000000000
            : ts.tv_sec == 1 && ts.tv_nsec == 0);
  
    return 0;
  }
  

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