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/****************************************************************
wn_strupcase(s)
wn_strlowcase(s)
wn_memupcase(mem,len)
wn_memlowcase(mem,len)
wn_charupcase(&c)
wn_charlowcase(&c)
****************************************************************/
/****************************************************************************
COPYRIGHT NOTICE:
The source code in this file is provided free of charge
to the author's consulting clients. It is in the
public domain and therefore may be used by anybody for
any purpose.
AUTHOR:
Will Naylor
****************************************************************************/
#include <ctype.h>
#include "wnlib.h"
#include "wnmap.h"
#include "wncase.h"
local char upcase_map_array[256],lowcase_map_array[256];
local void initialize(void)
{
static bool initialized = FALSE;
if(!initialized)
{
initialized = TRUE;
wn_load_map_array(upcase_map_array,
"abcdefghijklmnopqrstuvwxyz",
"ABCDEFGHIJKLMNOPQRSTUVWXYZ");
wn_load_map_array(lowcase_map_array,
"ABCDEFGHIJKLMNOPQRSTUVWXYZ",
"abcdefghijklmnopqrstuvwxyz");
}
}
void wn_memupcase(register char *string,int len)
{
initialize();
wn_memmap(string,len,upcase_map_array);
}
void wn_memlowcase(register char *string,int len)
{
initialize();
wn_memmap(string,len,lowcase_map_array);
}
void wn_strupcase(register char *string)
{
initialize();
wn_strmap(string,upcase_map_array);
}
void wn_strlowcase(register char *string)
{
initialize();
wn_strmap(string,lowcase_map_array);
}
void wn_charupcase(char *pc)
{
initialize();
*pc = upcase_map_array[*pc];
}
void wn_charlowcase(char *pc)
{
initialize();
*pc = lowcase_map_array[*pc];
}
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