newlib-cygwin/newlib/libc/time/asctime.c

60 lines
1.1 KiB
C

/*
* asctime.c
* Original Author: G. Haley
*
* Converts the broken down time in the structure pointed to by tim_p into a
* string of the form
*
* Wed Jun 15 11:38:07 1988\n\0
*
* Returns a pointer to the string.
*/
/*
FUNCTION
<<asctime>>---format time as string
INDEX
asctime
INDEX
_asctime_r
SYNOPSIS
#include <time.h>
char *asctime(const struct tm *<[clock]>);
char *_asctime_r(const struct tm *<[clock]>, char *<[buf]>);
DESCRIPTION
Format the time value at <[clock]> into a string of the form
. Wed Jun 15 11:38:07 1988\n\0
The string is generated in a static buffer; each call to <<asctime>>
overwrites the string generated by previous calls.
RETURNS
A pointer to the string containing a formatted timestamp.
PORTABILITY
ANSI C requires <<asctime>>.
<<asctime>> requires no supporting OS subroutines.
*/
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <_ansi.h>
#include <reent.h>
#ifndef _REENT_ONLY
char *
asctime (const struct tm *tim_p)
{
struct _reent *reent = _REENT;
_REENT_CHECK_ASCTIME_BUF(reent);
return asctime_r (tim_p, _REENT_ASCTIME_BUF(reent));
}
#endif