48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* Copyright (C) 1991 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <ansidecl.h>
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#include <localeinfo.h>
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#include <errno.h>
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#include <stdio.h>
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#include <time.h>
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/* Returns a string of the form "Day Mon dd hh:mm:ss yyyy\n"
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which is the representation of TP in that form. */
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char *
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DEFUN(asctime, (tp), CONST struct tm *tp)
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{
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static char result[26];
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if (tp == NULL)
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{
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errno = EINVAL;
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return(NULL);
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}
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if (sprintf(result, "%.3s %.3s %2d %.2d:%.2d:%.2d %d\n",
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_time_info->abbrev_wkday[tp->tm_wday],
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_time_info->abbrev_month[tp->tm_mon],
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tp->tm_mday, tp->tm_hour, tp->tm_min,
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tp->tm_sec, 1900 + tp->tm_year) != sizeof(result) - 1)
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return(NULL);
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return(result);
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}
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