e0554a531f
Only warnings that could be fixed without changing the generated object code and without restructuring the source code have been handled. Reviewed by: /sbin/md5
75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
/*
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** This file is in the public domain, so clarified as of
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** June 5, 1996 by Arthur David Olson (arthur_david_olson@nih.gov).
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#ifndef NOID
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static char elsieid[] __unused = "@(#)asctime.c 7.7";
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#endif /* !defined NOID */
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#endif /* !defined lint */
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__FBSDID("$FreeBSD$");
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/*LINTLIBRARY*/
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#include "namespace.h"
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#include "private.h"
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#include "un-namespace.h"
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#include "tzfile.h"
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/*
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** A la X3J11, with core dump avoidance.
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*/
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char *
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asctime(timeptr)
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const struct tm * timeptr;
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{
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static char result[3 * 2 + 5 * INT_STRLEN_MAXIMUM(int) +
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3 + 2 + 1 + 1];
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return(asctime_r(timeptr, result));
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}
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char *
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asctime_r(timeptr, result)
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const struct tm * timeptr;
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char *result;
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{
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static const char wday_name[][3] = {
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"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
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};
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static const char mon_name[][3] = {
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"Jan", "Feb", "Mar", "Apr", "May", "Jun",
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"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
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};
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/*
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** Big enough for something such as
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** ??? ???-2147483648 -2147483648:-2147483648:-2147483648 -2147483648\n
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** (two three-character abbreviations, five strings denoting integers,
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** three explicit spaces, two explicit colons, a newline,
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** and a trailing ASCII nul).
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*/
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const char * wn;
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const char * mn;
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if (timeptr->tm_wday < 0 || timeptr->tm_wday >= DAYSPERWEEK)
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wn = "???";
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else wn = wday_name[timeptr->tm_wday];
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if (timeptr->tm_mon < 0 || timeptr->tm_mon >= MONSPERYEAR)
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mn = "???";
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else mn = mon_name[timeptr->tm_mon];
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/*
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** The X3J11-suggested format is
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** "%.3s %.3s%3d %02.2d:%02.2d:%02.2d %d\n"
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** Since the .2 in 02.2d is ignored, we drop it.
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*/
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(void) sprintf(result, "%.3s %.3s%3d %02d:%02d:%02d %d\n",
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wn, mn,
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timeptr->tm_mday, timeptr->tm_hour,
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timeptr->tm_min, timeptr->tm_sec,
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TM_YEAR_BASE + timeptr->tm_year);
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return result;
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}
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