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/******************************************************************************
wn_make_file_parse_cstream(&stream,f)
wn_make_file_write_cstream(&stream,f)
wn_make_string_parse_cstream(&stream,string)
void wn_file_parse_move_block(block,pactually_moved,request_moved,pf)
void wn_file_write_move_block(block,pactually_moved,request_moved,pf)
void wn_string_parse_move_block(block,pactually_moved,request_moved,pstring)
******************************************************************************/
/****************************************************************************
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 "wnlib.h"
#include "wncstr.h"
#include "wnio.h"
#include "wnmax.h"
wn_make_file_parse_cstream(pstream,f)
wn_cstream *pstream;
wn_file f;
{
void wn_file_parse_move_block();
wn_make_cstream(pstream,(wn_file_parse_move_block),(ptr)f,2048,WN_PARSE);
}
wn_make_file_write_cstream(pstream,f)
wn_cstream *pstream;
wn_file f;
{
void wn_file_write_move_block();
wn_make_cstream(pstream,(wn_file_write_move_block),(ptr)f,2048,WN_WRITE);
}
wn_make_string_parse_cstream(pstream,string)
wn_cstream *pstream;
char string[];
{
void wn_string_parse_move_block();
wn_make_cstream(pstream,(wn_string_parse_move_block),(ptr)string,32,
WN_PARSE);
}
void wn_file_parse_move_block(block,pactually_moved,request_moved,pf)
char block[];
int *pactually_moved,request_moved;
wn_file *pf;
{
*pactually_moved = wn_fread(block,1,request_moved,*pf);
}
void wn_file_write_move_block(block,pactually_moved,request_moved,pf)
char block[];
int *pactually_moved,request_moved;
wn_file *pf;
{
*pactually_moved = wn_fwrite(block,1,request_moved,*pf);
}
void wn_string_parse_move_block(block,pactually_moved,request_moved,pstring)
register char *block;
int *pactually_moved;
register int request_moved;
char **pstring;
{
register char *string;
register int actually_moved;
actually_moved = 0;
for(string = *pstring;*string != '\0';string++)
{
if(actually_moved >= request_moved)
{
break;
}
*block = *string;
block++; actually_moved++;
}
*pactually_moved = actually_moved;
*pstring = string;
}
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