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sysadm |
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/*
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* Copyright (C) 1999 Ross Combs (rocombs@cs.nmsu.edu)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "common/setup_before.h"
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#ifndef HAVE_STRCASECMP
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#include <ctype.h>
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#ifdef HAVE_STRING_H
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# include <string.h>
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#else
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# ifdef HAVE_STRINGS_H
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# include <strings.h>
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# endif
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#endif
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#include "strcasecmp.h"
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#include "common/setup_after.h"
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extern int strcasecmp(char const * str1, char const * str2)
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{
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unsigned int i;
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int a;
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int b;
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if (!str1 || !str2)
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return -1;
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/* some versions of tolower() break when given already lowercase characters */
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for (i=0; str1[i]!='\0' && str2[i]!='\0'; i++)
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{
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if (isupper((int)str1[i]))
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a = (int)tolower((int)str1[i]);
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else
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a = (int)str1[i];
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if (isupper((int)str2[i]))
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b = (int)tolower((int)str2[i]);
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else
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b = (int)str2[i];
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if (a<b)
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return -1;
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if (a>b)
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return +1;
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}
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if (str1[i]!='\0')
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return -1;
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if (str2[i]!='\0')
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return +1;
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return 0;
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}
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#else
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typedef int filenotempty; /* make ISO standard happy */
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#endif
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