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80 lines
2.3 KiB
80 lines
2.3 KiB
/* ------------------------------------------------------------------------
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@NAME : util.c
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@INPUT :
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@OUTPUT :
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@RETURNS :
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@DESCRIPTION: Miscellaneous utility functions. So far, just:
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strlwr
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strupr
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@CREATED : Summer 1996, Greg Ward
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@MODIFIED :
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@VERSION : $Id: util.c,v 1.6 1999/11/29 01:13:10 greg Rel $
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@COPYRIGHT : Copyright (c) 1996-99 by Gregory P. Ward. All rights reserved.
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This file is part of the btparse library. This library is
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free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as
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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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/*#include "bt_config.h"*/
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#include <string.h>
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#include <ctype.h>
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#include "prototypes.h"
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/*#include "my_dmalloc.h"*/
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/* ------------------------------------------------------------------------
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@NAME : strlwr()
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@INPUT :
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@OUTPUT :
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@RETURNS :
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@DESCRIPTION: Converts a string to lowercase in place.
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@GLOBALS :
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@CALLS :
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@CREATED : 1996/01/06, GPW
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@MODIFIED :
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@COMMENTS : This should work the same as strlwr() in DOS compilers --
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why this isn't mandated by ANSI is a mystery to me...
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-------------------------------------------------------------------------- */
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#if !HAVE_STRLWR
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char *strlwr (char *s)
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{
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int len, i;
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len = strlen (s);
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for (i = 0; i < len; i++)
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s[i] = tolower (s[i]);
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return s;
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}
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#endif
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/* ------------------------------------------------------------------------
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@NAME : strupr()
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@INPUT :
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@OUTPUT :
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@RETURNS :
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@DESCRIPTION: Converts a string to uppercase in place.
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@GLOBALS :
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@CALLS :
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@CREATED : 1996/01/06, GPW
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@MODIFIED :
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@COMMENTS : This should work the same as strupr() in DOS compilers --
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why this isn't mandated by ANSI is a mystery to me...
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-------------------------------------------------------------------------- */
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#if !HAVE_STRUPR
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char *strupr (char *s)
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{
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int len, i;
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len = strlen (s);
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for (i = 0; i < len; i++)
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s[i] = toupper (s[i]);
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return s;
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}
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#endif
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