From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- time/asctime.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 time/asctime.c (limited to 'time/asctime.c') diff --git a/time/asctime.c b/time/asctime.c new file mode 100644 index 0000000000..3337c74388 --- /dev/null +++ b/time/asctime.c @@ -0,0 +1,50 @@ +/* Copyright (C) 1991, 1993 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include +#include + + +/* Returns a string of the form "Day Mon dd hh:mm:ss yyyy\n" + which is the representation of TP in that form. */ +char * +DEFUN(asctime, (tp), CONST struct tm *tp) +{ + static const char format[] = "%.3s %.3s%3d %.2d:%.2d:%.2d %d\n"; + static char result[ 3+1+ 3+1+20+1+20+1+20+1+20+1+20+1 + 1]; + + if (tp == NULL) + { + errno = EINVAL; + return NULL; + } + + if (sprintf (result, format, + (tp->tm_wday < 0 || tp->tm_wday >= 7 ? + "???" : _time_info->abbrev_wkday[tp->tm_wday]), + (tp->tm_mon < 0 || tp->tm_mon >= 12 ? + "???" : _time_info->abbrev_month[tp->tm_mon]), + tp->tm_mday, tp->tm_hour, tp->tm_min, + tp->tm_sec, 1900 + tp->tm_year) < 0) + return NULL; + + return result; +} -- cgit v1.2.3