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struct timespec needs to be useable with just <time.h>, but needs to not

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conflict with the kernel visible one.  Make the new stuff not visible if
_ANSI_SOURCE or _POSIX_SOURCE is defined (!) because the new things are
not part of the base 1003.1-1990 standard (or ansi).
This commit is contained in:
Peter Wemm 1997-05-13 09:33:24 +00:00
parent a85412b4a5
commit f154fbdaa1
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=25773
1 changed files with 27 additions and 7 deletions
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34
include/time.h
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@ -68,16 +68,34 @@ typedef _BSD_TIME_T_ time_t;
#undef _BSD_TIME_T_
#endif
#ifdef _BSD_SIZE_T_
typedef _BSD_SIZE_T_ size_t;
#undef _BSD_SIZE_T_
#endif
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
/*
* New in POSIX 1003.1b-1993.
*/
#ifdef _BSD_CLOCKID_T_
typedef _BSD_CLOCKID_T_ clockid_t;
#undef _BSD_CLOCKID_T_
#endif
#ifdef _BSD_SIZE_T_
typedef _BSD_SIZE_T_ size_t;
#undef _BSD_SIZE_T_
#ifdef _BSD_TIMER_T_
typedef _BSD_TIMER_T_ timer_t;
#undef _BSD_TIMER_T_
#endif
#ifndef _TIMESPEC_DECLARED
#define _TIMESPEC_DECLARED
struct timespec {
time_t tv_sec; /* seconds */
long tv_nsec; /* and nanoseconds */
};
#endif
#endif /* Neither ANSI nor POSIX */
struct tm {
int tm_sec; /* seconds after the minute [0-60] */
int tm_min; /* minutes after the hour [0-59] */
@ -97,15 +115,11 @@ struct tm {
__BEGIN_DECLS
char *asctime __P((const struct tm *));
clock_t clock __P((void));
int clock_getres __P((clockid_t, struct timespec *));
int clock_gettime __P((clockid_t, struct timespec *));
int clock_settime __P((clockid_t, const struct timespec *));
char *ctime __P((const time_t *));
double difftime __P((time_t, time_t));
struct tm *gmtime __P((const time_t *));
struct tm *localtime __P((const time_t *));
time_t mktime __P((struct tm *));
int nanosleep __P((const struct timespec *, struct timespec *));
size_t strftime __P((char *, size_t, const char *, const struct tm *));
time_t time __P((time_t *));
@ -125,6 +139,12 @@ char *timezone __P((int, int));
void tzsetwall __P((void));
time_t timelocal __P((struct tm * const));
time_t timegm __P((struct tm * const));
/* Introduced in POSIX 1003.1b-1993, not part of 1003.1-1990. */
int clock_getres __P((clockid_t, struct timespec *));
int clock_gettime __P((clockid_t, struct timespec *));
int clock_settime __P((clockid_t, const struct timespec *));
int nanosleep __P((const struct timespec *, struct timespec *));
#endif /* neither ANSI nor POSIX */
__END_DECLS