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58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
#ifndef SYS_TIME_H_INCLUDED
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#define SYS_TIME_H_INCLUDED
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/*
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* sys/time.h either doesn't exist on Windows, or doesn't necessarily
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* have the below stuff.
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*/
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/* The guards are for MinGW64, which defines these structs on its
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system headers which are included by ms-w32.h. */
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#ifndef _W64
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/* Allow inclusion of sys/time.h and winsock2.h in any order. Needed
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for running the configure test, which is only relevant to MinGW. */
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#ifndef _TIMEVAL_DEFINED
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#define _TIMEVAL_DEFINED
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struct timeval
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{
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long tv_sec; /* seconds */
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long tv_usec; /* microseconds */
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};
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#define timerisset(tvp) ((tvp)->tv_sec || (tvp)->tv_usec)
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#define timercmp(tvp, uvp, cmp) \
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(((tvp)->tv_sec != (uvp)->tv_sec) ? \
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((tvp)->tv_sec cmp (uvp)->tv_sec) : \
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((tvp)->tv_usec cmp (uvp)->tv_usec))
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#define timerclear(tvp) (tvp)->tv_sec = (tvp)->tv_usec = 0
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#endif /* _TIMEVAL_DEFINED */
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#endif /* _W64 */
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#ifndef _TIMEZONE_DEFINED
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struct timezone
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{
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int tz_minuteswest; /* minutes west of Greenwich */
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int tz_dsttime; /* type of dst correction */
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};
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#endif
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/* This needs to be compatible with Posix signature, in order to pass
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the configure test for the type of the second argument. See
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m4/gettimeofday.m4. */
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int gettimeofday (struct timeval *restrict, struct timezone *restrict);
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#define ITIMER_REAL 0
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#define ITIMER_PROF 1
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struct itimerval
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{
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struct timeval it_interval; /* timer interval */
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struct timeval it_value; /* current value */
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};
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int getitimer (int, struct itimerval *);
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int setitimer (int, struct itimerval *, struct itimerval *);
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#endif /* SYS_TIME_H_INCLUDED */
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/* end of sys/time.h */
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