__time.h
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上传日期:2007-04-14
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- /* Copyright 1994-1995 The Santa Cruz Operation, Inc. All Rights Reserved. */
- #if defined(_NO_PROTOTYPE) /* Old, crufty environment */
- #include <oldstyle/time.h>
- #elif defined(_XOPEN_SOURCE) || defined(_XPG4_VERS) /* Xpg4 environment */
- #include <xpg4/time.h>
- #elif defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) /* Posix environment */
- #include <posix/time.h>
- #elif _STRICT_ANSI /* Pure Ansi/ISO environment */
- #include <ansi/time.h>
- #elif defined(_SCO_ODS_30) /* Old, Tbird compatible environment */
- #include <ods_30_compat/time.h>
- #else /* Normal, default environment */
- /*
- * Portions Copyright (C) 1983-1995 The Santa Cruz Operation, Inc.
- * All Rights Reserved.
- *
- * The information in this file is provided for the exclusive use of
- * the licensees of The Santa Cruz Operation, Inc. Such users have the
- * right to use, modify, and incorporate this code into other products
- * for purposes authorized by the license agreement provided they include
- * this notice and the associated copyright notice with any such product.
- * The information in this file is provided "AS IS" without warranty.
- */
- /* Portions Copyright (c) 1990, 1991, 1992, 1993 UNIX System Laboratories, Inc. */
- /* Portions Copyright (c) 1979 - 1990 AT&T */
- /* All Rights Reserved */
- /* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF */
- /* UNIX System Laboratories, Inc. */
- /* The copyright notice above does not evidence any */
- /* actual or intended publication of such source code. */
- #ifndef ___TIME_H
- #define ___TIME_H
- #pragma comment(exestr, "xpg4plus @(#) time.h 20.2 95/01/04 ")
- #ifdef __cplusplus
- extern "C" {
- #endif
- #ifndef NULL
- #define NULL 0
- #endif /* NULL */
- #ifndef _SIZE_T
- #define _SIZE_T
- typedef unsigned int size_t;
- #endif
- #ifndef _CLOCK_T
- #define _CLOCK_T
- typedef long clock_t;
- #endif
- #ifndef _TIME_T
- #define _TIME_T
- typedef long time_t;
- #endif
- #ifdef _POSIXTIMERS
- #include <sys/sudstime.h>
- #endif
- #define CLOCKS_PER_SEC 1000000 /* As required by XPG4 and friends */
- #pragma pack(4)
- #ifndef _STRUCT_TM
- #define _STRUCT_TM
- struct tm
- {
- int tm_sec;
- int tm_min;
- int tm_hour;
- int tm_mday;
- int tm_mon;
- int tm_year;
- int tm_wday;
- int tm_yday;
- int tm_isdst;
- #define LTZNMAX 50
- long tm_tzadj;
- char tm_name[LTZNMAX]; /* name of timezone */
- };
- #pragma pack()
- #endif /* _STRUCT_TM */
- extern clock_t clock(void);
- extern double difftime(time_t, time_t);
- extern time_t mktime(struct tm *);
- extern time_t time(time_t *);
- extern char *asctime(const struct tm *);
- extern char *ctime (const time_t *);
- extern struct tm *gmtime(const time_t *);
- extern struct tm *localtime(const time_t *);
- extern size_t strftime(char *, size_t, const char *, const struct tm *);
- extern void tzset(void);
- extern char *tzname[];
- #ifndef CLK_TCK
- #define CLK_TCK _sysconf(2) /* 2 is _SC_CLK_TCK */
- #endif
- extern long timezone;
- extern int daylight;
- extern char *strptime(const char *, const char *, struct tm *);
- #include <sys/timeb.h>
- extern int ftime ( struct timeb * );
- extern char * nl_cxtime( long *, char * );
- extern char * nl_ascxtime( struct tm *, char * );
- extern int cftime(char *, const char *, const time_t *);
- extern int ascftime(char *, const char *, const struct tm *);
- extern long altzone;
- extern struct tm *getdate(const char *);
- extern int getdate_err;
- extern char *asctime_r(const struct tm *, char *,int);
- extern char *ctime_r(const time_t *, char *,int);
- extern struct tm *localtime_r(const time_t *, struct tm *);
- extern struct tm *gmtime_r(const time_t *, struct tm *);
- #ifdef __cplusplus
- }
- #endif
- #ifndef difftime
- #define difftime(t1, t0) ((double)((t1) - (t0)))
- #endif
- #endif /* ___TIME_H */
- #endif