diff options
Diffstat (limited to 'Unix/i686-elf/include/sys/time.h')
| -rw-r--r-- | Unix/i686-elf/include/sys/time.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/Unix/i686-elf/include/sys/time.h b/Unix/i686-elf/include/sys/time.h new file mode 100644 index 0000000..df31649 --- /dev/null +++ b/Unix/i686-elf/include/sys/time.h @@ -0,0 +1,83 @@ +/* time.h -- An implementation of the standard Unix <sys/time.h> file. + Written by Geoffrey Noer <noer@cygnus.com> + Public domain; no rights reserved. */ + +#ifndef _SYS_TIME_H_ +#define _SYS_TIME_H_ + +#include <_ansi.h> +#include <sys/types.h> + +#ifdef __cplusplus +extern "C" { +#endif + +#ifndef _WINSOCK_H +struct timeval { + time_t tv_sec; + suseconds_t tv_usec; +}; + +struct timezone { + int tz_minuteswest; + int tz_dsttime; +}; + +#ifdef __CYGWIN__ +#include <cygwin/sys_time.h> +#endif /* __CYGWIN__ */ + +#endif /* _WINSOCK_H */ + +#define ITIMER_REAL 0 +#define ITIMER_VIRTUAL 1 +#define ITIMER_PROF 2 + +struct itimerval { + struct timeval it_interval; + struct timeval it_value; +}; + +/* BSD time macros used by RTEMS code */ +#if defined (__rtems__) || defined (__CYGWIN__) + +/* Convenience macros for operations on timevals. + NOTE: `timercmp' does not work for >= or <=. */ +#define timerisset(tvp) ((tvp)->tv_sec || (tvp)->tv_usec) +#define timerclear(tvp) ((tvp)->tv_sec = (tvp)->tv_usec = 0) +#define timercmp(a, b, CMP) \ + (((a)->tv_sec == (b)->tv_sec) ? \ + ((a)->tv_usec CMP (b)->tv_usec) : \ + ((a)->tv_sec CMP (b)->tv_sec)) +#define timeradd(a, b, result) \ + do { \ + (result)->tv_sec = (a)->tv_sec + (b)->tv_sec; \ + (result)->tv_usec = (a)->tv_usec + (b)->tv_usec; \ + if ((result)->tv_usec >= 1000000) \ + { \ + ++(result)->tv_sec; \ + (result)->tv_usec -= 1000000; \ + } \ + } while (0) +#define timersub(a, b, result) \ + do { \ + (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ + (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ + if ((result)->tv_usec < 0) { \ + --(result)->tv_sec; \ + (result)->tv_usec += 1000000; \ + } \ + } while (0) +#endif /* defined (__rtems__) || defined (__CYGWIN__) */ + +int _EXFUN(gettimeofday, (struct timeval *__p, struct timezone *__z)); +int _EXFUN(settimeofday, (const struct timeval *, const struct timezone *)); +int _EXFUN(utimes, (const char *__path, const struct timeval *__tvp)); +int _EXFUN(getitimer, (int __which, struct itimerval *__value)); +int _EXFUN(setitimer, (int __which, const struct itimerval *__value, + struct itimerval *__ovalue)); + +#ifdef __cplusplus +} +#endif +#endif /* _SYS_TIME_H_ */ |