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C/C++ Users Group Library 1996 July
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C-C++ Users Group Library July 1996.iso
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vol_400
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424_02
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ED-157
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buffer_empty.c
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C/C++ Source or Header
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1993-09-10
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2KB
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49 lines
/*
* Copyright (C) 1992 by Rush Record (rhr@clio.rice.edu)
*
* This file is part of ED.
*
* ED is free software; you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Foundation.
*
* ED is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with ED
* (see the file COPYING). If not, write to the Free Software Foundation, 675
* Mass Ave, Cambridge, MA 02139, USA.
*/
#include "opsys.h"
#include <stdio.h>
#include <stdlib.h>
#include "rec.h"
#include "buffer.h"
/******************************************************************************\
|Routine: buffer_empty
|Callby: carriage_ret command copier include_file inquire killer load_buffer openline output_file sort_recs str_to_buf word_fill
|Purpose: Removes all records from a buffer and frees them.
|Arguments:
| buffer is the buffer to be emptied.
\******************************************************************************/
void buffer_empty(buffer)
buf_ptr buffer;
{
register rec_ptr e,next,b;
for(b = buffer->first,e = (rec_ptr)&buffer->first;b != e;)
{
next = b->next;
remq(b);
if(b->data && (b->recflags & 1))
ifree(b->data);
ifree(b);
b = next;
}
buffer->nrecs = 0;
}